About the Execution of 2023-gold for BridgeAndVehicles-COL-V50P20N20
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
11290.943 | 3600000.00 | 13854296.00 | 180.50 | FFFFTTTFFTFF?FFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/mnt/tpsp/fkordon/mcc2024-input.r065-tajo-171620414300047.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool gold2023
Input is BridgeAndVehicles-COL-V50P20N20, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r065-tajo-171620414300047
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 8.4K Apr 13 00:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Apr 13 00:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Apr 13 00:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K Apr 13 00:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.5K Apr 13 01:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 64K Apr 13 01:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 13 01:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Apr 13 01:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 10 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 BridgeAndVehicles-COL-V50P20N20-LTLCardinality-00
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-01
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-02
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-03
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-04
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-05
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-06
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-07
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-08
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-09
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-10
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-11
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-12
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-13
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-14
FORMULA_NAME BridgeAndVehicles-COL-V50P20N20-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1716623212768
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=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V50P20N20
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202304061127
[2024-05-25 07:46:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-25 07:46:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 07:46:54] [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.
[2024-05-25 07:46:54] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-25 07:46:55] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 574 ms
[2024-05-25 07:46:55] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 138 PT places and 218878.0 transition bindings in 24 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2024-05-25 07:46:55] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 8 ms.
[2024-05-25 07:46:55] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 2 formulas.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 6 stable transitions
Graph (complete) has 51 edges and 15 vertex of which 13 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Remains 14 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 253 ms. (steps per millisecond=39 ) properties (out of 21) seen :18
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 10 rows 12 cols
[2024-05-25 07:46:55] [INFO ] Computed 4 invariants in 3 ms
[2024-05-25 07:46:55] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-25 07:46:55] [INFO ] After 13ms SMT Verify possible using state equation in real domain returned unsat :1 sat :1
[2024-05-25 07:46:55] [INFO ] After 30ms SMT Verify possible using trap constraints in real domain returned unsat :1 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2024-05-25 07:46:55] [INFO ] After 173ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:1
[2024-05-25 07:46:56] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2024-05-25 07:46:56] [INFO ] After 8ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :1
[2024-05-25 07:46:56] [INFO ] After 17ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :1
Attempting to minimize the solution found.
Minimization took 4 ms.
[2024-05-25 07:46:56] [INFO ] After 61ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :1
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 79 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=19 )
Parikh walk visited 1 properties in 6 ms.
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-25 07:46:56] [INFO ] Flatten gal took : 21 ms
[2024-05-25 07:46:56] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-25 07:46:56] [INFO ] Flatten gal took : 3 ms
Arc [1:1*[(MOD (ADD $cA 1) 51)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 51) 51) 51)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 21)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2024-05-25 07:46:56] [INFO ] Unfolded HLPN to a Petri net with 138 places and 2348 transitions 18090 arcs in 100 ms.
[2024-05-25 07:46:56] [INFO ] Unfolded 10 HLPN properties in 0 ms.
Support contains 14 out of 138 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 137 transition count 2348
Applied a total of 1 rules in 60 ms. Remains 137 /138 variables (removed 1) and now considering 2348/2348 (removed 0) transitions.
[2024-05-25 07:46:56] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 137 cols
[2024-05-25 07:46:56] [INFO ] Computed 6 invariants in 23 ms
[2024-05-25 07:46:57] [INFO ] Dead Transitions using invariants and state equation in 869 ms found 0 transitions.
[2024-05-25 07:46:57] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2024-05-25 07:46:57] [INFO ] Invariant cache hit.
[2024-05-25 07:46:57] [INFO ] Implicit Places using invariants in 354 ms returned []
[2024-05-25 07:46:57] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2024-05-25 07:46:57] [INFO ] Invariant cache hit.
[2024-05-25 07:46:57] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:46:58] [INFO ] Implicit Places using invariants and state equation in 771 ms returned []
Implicit Place search using SMT with State Equation took 1140 ms to find 0 implicit places.
[2024-05-25 07:46:58] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2024-05-25 07:46:58] [INFO ] Invariant cache hit.
[2024-05-25 07:46:59] [INFO ] Dead Transitions using invariants and state equation in 847 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 137/138 places, 2348/2348 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2920 ms. Remains : 137/138 places, 2348/2348 transitions.
Support contains 14 out of 137 places after structural reductions.
[2024-05-25 07:46:59] [INFO ] Flatten gal took : 224 ms
[2024-05-25 07:46:59] [INFO ] Flatten gal took : 162 ms
[2024-05-25 07:47:00] [INFO ] Input system was already deterministic with 2348 transitions.
Incomplete random walk after 10002 steps, including 23 resets, run finished after 229 ms. (steps per millisecond=43 ) properties (out of 16) seen :15
Finished Best-First random walk after 686 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=228 )
Parikh walk visited 0 properties in 0 ms.
Computed a total of 110 stabilizing places and 204 stable transitions
Graph (complete) has 3849 edges and 137 vertex of which 136 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.25 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)))'
Support contains 2 out of 137 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Graph (complete) has 3849 edges and 137 vertex of which 136 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.14 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 135 transition count 2347
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 13 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 133 transition count 2346
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 5 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 131 transition count 2344
Applied a total of 10 rules in 508 ms. Remains 131 /137 variables (removed 6) and now considering 2344/2348 (removed 4) transitions.
[2024-05-25 07:47:01] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
// Phase 1: matrix 286 rows 131 cols
[2024-05-25 07:47:01] [INFO ] Computed 4 invariants in 3 ms
[2024-05-25 07:47:01] [INFO ] Implicit Places using invariants in 323 ms returned []
[2024-05-25 07:47:01] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2024-05-25 07:47:01] [INFO ] Invariant cache hit.
[2024-05-25 07:47:01] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:02] [INFO ] Implicit Places using invariants and state equation in 780 ms returned [52, 104]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1109 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 129/137 places, 2344/2348 transitions.
Applied a total of 0 rules in 212 ms. Remains 129 /129 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1831 ms. Remains : 129/137 places, 2344/2348 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 191 ms :[(NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GT s103 s51)], 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 309 steps with 0 reset in 12 ms.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-00 finished in 2097 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&&X(p1))))'
Support contains 2 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 136 transition count 2348
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 135 transition count 2347
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 135 transition count 2347
Applied a total of 3 rules in 22 ms. Remains 135 /137 variables (removed 2) and now considering 2347/2348 (removed 1) transitions.
[2024-05-25 07:47:02] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 135 cols
[2024-05-25 07:47:02] [INFO ] Computed 5 invariants in 4 ms
[2024-05-25 07:47:03] [INFO ] Dead Transitions using invariants and state equation in 793 ms found 0 transitions.
[2024-05-25 07:47:03] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:03] [INFO ] Invariant cache hit.
[2024-05-25 07:47:03] [INFO ] Implicit Places using invariants in 319 ms returned []
[2024-05-25 07:47:03] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:03] [INFO ] Invariant cache hit.
[2024-05-25 07:47:03] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:04] [INFO ] Implicit Places using invariants and state equation in 1122 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1447 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 133/137 places, 2347/2348 transitions.
Applied a total of 0 rules in 11 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2275 ms. Remains : 133/137 places, 2347/2348 transitions.
Stuttering acceptance computed with spot in 115 ms :[(OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ s52 s0), p1:(GT 3 s0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 412 steps with 0 reset in 10 ms.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-01 finished in 2426 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 1 out of 137 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 136 transition count 2347
Applied a total of 2 rules in 215 ms. Remains 136 /137 variables (removed 1) and now considering 2347/2348 (removed 1) transitions.
[2024-05-25 07:47:05] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 136 cols
[2024-05-25 07:47:05] [INFO ] Computed 6 invariants in 10 ms
[2024-05-25 07:47:06] [INFO ] Dead Transitions using invariants and state equation in 798 ms found 0 transitions.
[2024-05-25 07:47:06] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:06] [INFO ] Invariant cache hit.
[2024-05-25 07:47:06] [INFO ] Implicit Places using invariants in 307 ms returned []
[2024-05-25 07:47:06] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:06] [INFO ] Invariant cache hit.
[2024-05-25 07:47:06] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:07] [INFO ] Implicit Places using invariants and state equation in 767 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1080 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 134/137 places, 2347/2348 transitions.
Applied a total of 0 rules in 246 ms. Remains 134 /134 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2340 ms. Remains : 134/137 places, 2347/2348 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-03 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:(GT 1 s106)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 362 steps with 0 reset in 5 ms.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-03 finished in 2494 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 5 out of 137 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Graph (complete) has 3849 edges and 137 vertex of which 136 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.6 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 135 transition count 2347
Applied a total of 3 rules in 287 ms. Remains 135 /137 variables (removed 2) and now considering 2347/2348 (removed 1) transitions.
[2024-05-25 07:47:07] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 135 cols
[2024-05-25 07:47:07] [INFO ] Computed 5 invariants in 4 ms
[2024-05-25 07:47:08] [INFO ] Dead Transitions using invariants and state equation in 825 ms found 0 transitions.
[2024-05-25 07:47:08] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:08] [INFO ] Invariant cache hit.
[2024-05-25 07:47:09] [INFO ] Implicit Places using invariants in 327 ms returned []
[2024-05-25 07:47:09] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:09] [INFO ] Invariant cache hit.
[2024-05-25 07:47:09] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:10] [INFO ] Implicit Places using invariants and state equation in 1167 ms returned []
Implicit Place search using SMT with State Equation took 1496 ms to find 0 implicit places.
[2024-05-25 07:47:10] [INFO ] Redundant transitions in 176 ms returned []
[2024-05-25 07:47:10] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:10] [INFO ] Invariant cache hit.
[2024-05-25 07:47:11] [INFO ] Dead Transitions using invariants and state equation in 906 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 135/137 places, 2347/2348 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3704 ms. Remains : 135/137 places, 2347/2348 transitions.
Stuttering acceptance computed with spot in 146 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-07 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:(GT s106 (ADD s110 s111)), p1:(LEQ s54 s53)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 431 steps with 10 reset in 9 ms.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-07 finished in 3895 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) U X(G(((p1 U X(p2)) U !p2)))))'
Support contains 6 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 136 transition count 2348
Applied a total of 1 rules in 14 ms. Remains 136 /137 variables (removed 1) and now considering 2348/2348 (removed 0) transitions.
[2024-05-25 07:47:11] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 136 cols
[2024-05-25 07:47:11] [INFO ] Computed 5 invariants in 4 ms
[2024-05-25 07:47:12] [INFO ] Dead Transitions using invariants and state equation in 693 ms found 0 transitions.
[2024-05-25 07:47:12] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2024-05-25 07:47:12] [INFO ] Invariant cache hit.
[2024-05-25 07:47:12] [INFO ] Implicit Places using invariants in 379 ms returned []
[2024-05-25 07:47:12] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2024-05-25 07:47:12] [INFO ] Invariant cache hit.
[2024-05-25 07:47:12] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:13] [INFO ] Implicit Places using invariants and state equation in 852 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1237 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 135/137 places, 2348/2348 transitions.
Applied a total of 0 rules in 12 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1965 ms. Remains : 135/137 places, 2348/2348 transitions.
Stuttering acceptance computed with spot in 815 ms :[p2, false, p2, (NOT p2), p2, (NOT p2), true, (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), false, false, false, p2, false, (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND p2 (NOT p1)), acceptance={} source=0 dest: 3}, { cond=p2, acceptance={} source=0 dest: 4}, { cond=(AND p2 p1), acceptance={} source=0 dest: 5}], [{ cond=(AND (NOT p0) p2 (NOT p1)), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p0) p2 p1), acceptance={} source=1 dest: 5}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=1 dest: 7}, { cond=(AND p0 p2 p1), acceptance={} source=1 dest: 8}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p2), acceptance={} source=2 dest: 4}, { cond=(AND p0 p2 (NOT p1)), acceptance={0} source=2 dest: 11}, { cond=(AND p0 p2), acceptance={0} source=2 dest: 12}, { cond=(AND p0 p2 p1), acceptance={0} source=2 dest: 13}], [{ cond=(NOT p2), acceptance={} source=3 dest: 6}], [{ cond=(AND p2 (NOT p1)), acceptance={} source=4 dest: 3}, { cond=p2, acceptance={0} source=4 dest: 4}, { cond=(AND p2 p1), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p2) p1), acceptance={0} source=5 dest: 5}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=7 dest: 6}, { cond=(AND p0 (NOT p2)), acceptance={} source=7 dest: 14}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=8 dest: 3}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=8 dest: 5}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=8 dest: 7}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=8 dest: 8}], [{ cond=(NOT p2), acceptance={} source=9 dest: 0}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=10 dest: 9}, { cond=(AND (NOT p2) p1), acceptance={} source=10 dest: 10}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=11 dest: 0}, { cond=(AND p0 (NOT p2)), acceptance={} source=11 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=11 dest: 2}], [{ cond=(AND p0 p2), acceptance={} source=12 dest: 1}, { cond=(AND (NOT p0) p2), acceptance={} source=12 dest: 4}, { cond=(AND (NOT p0) p2 (NOT p1)), acceptance={} source=12 dest: 9}, { cond=(AND (NOT p0) p2 p1), acceptance={} source=12 dest: 10}, { cond=(AND p0 p2 (NOT p1)), acceptance={0} source=12 dest: 11}, { cond=(AND p0 p2), acceptance={0} source=12 dest: 12}, { cond=(AND p0 p2 p1), acceptance={0} source=12 dest: 13}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=13 dest: 9}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=13 dest: 10}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=13 dest: 11}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=13 dest: 13}], [{ cond=(NOT p0), acceptance={} source=14 dest: 6}, { cond=p0, acceptance={} source=14 dest: 14}]], initial=2, aps=[p2:(GT 3 s105), p1:(LEQ (ADD s108 s109) (ADD s110 s111)), p0:(LEQ 3 s106)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 23547 reset in 1121 ms.
Product exploration explored 100000 steps with 23452 reset in 843 ms.
Computed a total of 108 stabilizing places and 204 stable transitions
Computed a total of 108 stabilizing places and 204 stable transitions
Detected a total of 108/135 stabilizing places and 204/2348 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Knowledge obtained : [(AND p2 p1 (NOT p0)), (X p2), (X (NOT (AND p0 p2))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (AND (NOT p0) p2)), (X (NOT (AND p0 p2 p1))), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), true, (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (F (OR (G p2) (G (NOT p2)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND p2 (NOT p1))), (X (NOT (AND p2 (NOT p1)))), (X (AND p2 p1)), (X (NOT (AND p2 p1))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND (NOT p0) p2 p1))), (X (AND (NOT p0) p2 (NOT p1))), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (X (AND p2 (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (AND p2 p1))), (X (X (NOT (AND p2 p1)))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (AND (NOT p0) p2 (NOT p1)))), (X (X (NOT (AND (NOT p0) p2 (NOT p1)))))]
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be false thanks to negative knowledge :(X (AND p2 (NOT p1)))
Knowledge based reduction with 30 factoid took 2008 ms. Reduced automaton from 15 states, 47 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-08 FALSE TECHNIQUES KNOWLEDGE
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-08 finished in 6840 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&&X(X(G(p1))))))'
Support contains 4 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Applied a total of 0 rules in 14 ms. Remains 137 /137 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
[2024-05-25 07:47:18] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 137 cols
[2024-05-25 07:47:18] [INFO ] Computed 6 invariants in 7 ms
[2024-05-25 07:47:19] [INFO ] Dead Transitions using invariants and state equation in 887 ms found 0 transitions.
[2024-05-25 07:47:19] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2024-05-25 07:47:19] [INFO ] Invariant cache hit.
[2024-05-25 07:47:19] [INFO ] Implicit Places using invariants in 335 ms returned []
[2024-05-25 07:47:19] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2024-05-25 07:47:19] [INFO ] Invariant cache hit.
[2024-05-25 07:47:19] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:20] [INFO ] Implicit Places using invariants and state equation in 694 ms returned []
Implicit Place search using SMT with State Equation took 1030 ms to find 0 implicit places.
[2024-05-25 07:47:20] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2024-05-25 07:47:20] [INFO ] Invariant cache hit.
[2024-05-25 07:47:21] [INFO ] Dead Transitions using invariants and state equation in 872 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2807 ms. Remains : 137/137 places, 2348/2348 transitions.
Stuttering acceptance computed with spot in 186 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 2}, { cond=p0, acceptance={0} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 2}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(LEQ s109 s54), p1:(AND (LEQ 3 s53) (LEQ s107 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 412 steps with 0 reset in 6 ms.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-10 finished in 3033 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' '!((p0 U (!p0 U (G(!p0)||(!p0&&G(!p1))))))'
Support contains 3 out of 137 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 136 transition count 2347
Applied a total of 2 rules in 337 ms. Remains 136 /137 variables (removed 1) and now considering 2347/2348 (removed 1) transitions.
[2024-05-25 07:47:21] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 136 cols
[2024-05-25 07:47:21] [INFO ] Computed 6 invariants in 6 ms
[2024-05-25 07:47:22] [INFO ] Dead Transitions using invariants and state equation in 846 ms found 0 transitions.
[2024-05-25 07:47:22] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:22] [INFO ] Invariant cache hit.
[2024-05-25 07:47:22] [INFO ] Implicit Places using invariants in 370 ms returned []
[2024-05-25 07:47:22] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:22] [INFO ] Invariant cache hit.
[2024-05-25 07:47:23] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:23] [INFO ] Implicit Places using invariants and state equation in 867 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1242 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 134/137 places, 2347/2348 transitions.
Applied a total of 0 rules in 364 ms. Remains 134 /134 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2792 ms. Remains : 134/137 places, 2347/2348 transitions.
Stuttering acceptance computed with spot in 278 ms :[true, p0, p0, (AND p0 p1), p1]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={0} source=1 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 3}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(AND p1 p0), acceptance={} source=3 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 4}], [{ cond=p1, acceptance={} source=4 dest: 0}, { cond=(NOT p1), acceptance={} source=4 dest: 4}]], initial=1, aps=[p0:(LEQ s106 (ADD s132 s133)), p1:(OR (GT s106 (ADD s132 s133)) (GT 1 (ADD s132 s133)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, weak, inherently-weak], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Entered a terminal (fully accepting) state of product in 85286 steps with 234 reset in 958 ms.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-11 finished in 4064 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))))'
Support contains 1 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 136 transition count 2348
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 135 transition count 2347
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 135 transition count 2347
Applied a total of 3 rules in 22 ms. Remains 135 /137 variables (removed 2) and now considering 2347/2348 (removed 1) transitions.
[2024-05-25 07:47:25] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 135 cols
[2024-05-25 07:47:25] [INFO ] Computed 5 invariants in 3 ms
[2024-05-25 07:47:26] [INFO ] Dead Transitions using invariants and state equation in 787 ms found 0 transitions.
[2024-05-25 07:47:26] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:26] [INFO ] Invariant cache hit.
[2024-05-25 07:47:26] [INFO ] Implicit Places using invariants in 428 ms returned []
[2024-05-25 07:47:26] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:26] [INFO ] Invariant cache hit.
[2024-05-25 07:47:26] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:27] [INFO ] Implicit Places using invariants and state equation in 1012 ms returned [53, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1452 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 133/137 places, 2347/2348 transitions.
Applied a total of 0 rules in 10 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2276 ms. Remains : 133/137 places, 2347/2348 transitions.
Stuttering acceptance computed with spot in 183 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(GT 2 s52)], 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 603 reset in 563 ms.
Product exploration explored 100000 steps with 598 reset in 563 ms.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/133 stabilizing places and 203/2347 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 155 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 183 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=91 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 136 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 168 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-25 07:47:29] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 133 cols
[2024-05-25 07:47:29] [INFO ] Computed 5 invariants in 3 ms
[2024-05-25 07:47:30] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-25 07:47:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-25 07:47:30] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2024-05-25 07:47:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 07:47:31] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-25 07:47:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-25 07:47:31] [INFO ] [Nat]Absence check using state equation in 223 ms returned sat
[2024-05-25 07:47:31] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:31] [INFO ] [Nat]Added 42 Read/Feed constraints in 134 ms returned sat
[2024-05-25 07:47:31] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 166 transitions) in 155 ms.
[2024-05-25 07:47:32] [INFO ] Added : 19 causal constraints over 5 iterations in 364 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 13 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
[2024-05-25 07:47:32] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:32] [INFO ] Invariant cache hit.
[2024-05-25 07:47:33] [INFO ] Dead Transitions using invariants and state equation in 833 ms found 0 transitions.
[2024-05-25 07:47:33] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:33] [INFO ] Invariant cache hit.
[2024-05-25 07:47:33] [INFO ] Implicit Places using invariants in 295 ms returned []
[2024-05-25 07:47:33] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:33] [INFO ] Invariant cache hit.
[2024-05-25 07:47:33] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:34] [INFO ] Implicit Places using invariants and state equation in 1370 ms returned []
Implicit Place search using SMT with State Equation took 1669 ms to find 0 implicit places.
[2024-05-25 07:47:34] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:34] [INFO ] Invariant cache hit.
[2024-05-25 07:47:35] [INFO ] Dead Transitions using invariants and state equation in 857 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3374 ms. Remains : 133/133 places, 2347/2347 transitions.
Computed a total of 106 stabilizing places and 203 stable transitions
Computed a total of 106 stabilizing places and 203 stable transitions
Detected a total of 106/133 stabilizing places and 203/2347 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 168 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=84 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 152 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 175 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-25 07:47:36] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:36] [INFO ] Invariant cache hit.
[2024-05-25 07:47:37] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2024-05-25 07:47:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-25 07:47:37] [INFO ] [Real]Absence check using state equation in 186 ms returned sat
[2024-05-25 07:47:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 07:47:37] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2024-05-25 07:47:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-25 07:47:38] [INFO ] [Nat]Absence check using state equation in 85 ms returned sat
[2024-05-25 07:47:38] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:40] [INFO ] [Nat]Added 42 Read/Feed constraints in 2359 ms returned sat
[2024-05-25 07:47:40] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 166 transitions) in 93 ms.
[2024-05-25 07:47:40] [INFO ] Added : 14 causal constraints over 4 iterations in 237 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 603 reset in 684 ms.
Product exploration explored 100000 steps with 602 reset in 521 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 5 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 133 transition count 2347
Deduced a syphon composed of 1 places in 4 ms
Applied a total of 1 rules in 326 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
[2024-05-25 07:47:42] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 133 cols
[2024-05-25 07:47:42] [INFO ] Computed 5 invariants in 4 ms
[2024-05-25 07:47:43] [INFO ] Dead Transitions using invariants and state equation in 851 ms found 0 transitions.
[2024-05-25 07:47:43] [INFO ] Redundant transitions in 138 ms returned []
[2024-05-25 07:47:43] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:43] [INFO ] Invariant cache hit.
[2024-05-25 07:47:44] [INFO ] Dead Transitions using invariants and state equation in 796 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 133/133 places, 2347/2347 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2125 ms. Remains : 133/133 places, 2347/2347 transitions.
Built C files in :
/tmp/ltsmin7739903661604695758
[2024-05-25 07:47:44] [INFO ] Built C files in 67ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7739903661604695758
Running compilation step : cd /tmp/ltsmin7739903661604695758;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin7739903661604695758;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin7739903661604695758;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:92)
at java.base/java.lang.Thread.run(Thread.java:833)
Support contains 1 out of 133 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 133/133 places, 2347/2347 transitions.
Applied a total of 0 rules in 26 ms. Remains 133 /133 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
[2024-05-25 07:47:47] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 133 cols
[2024-05-25 07:47:47] [INFO ] Computed 5 invariants in 3 ms
[2024-05-25 07:47:48] [INFO ] Dead Transitions using invariants and state equation in 762 ms found 0 transitions.
[2024-05-25 07:47:48] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:48] [INFO ] Invariant cache hit.
[2024-05-25 07:47:48] [INFO ] Implicit Places using invariants in 436 ms returned []
[2024-05-25 07:47:48] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:48] [INFO ] Invariant cache hit.
[2024-05-25 07:47:49] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:47:50] [INFO ] Implicit Places using invariants and state equation in 1311 ms returned []
Implicit Place search using SMT with State Equation took 1751 ms to find 0 implicit places.
[2024-05-25 07:47:50] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:47:50] [INFO ] Invariant cache hit.
[2024-05-25 07:47:51] [INFO ] Dead Transitions using invariants and state equation in 786 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3328 ms. Remains : 133/133 places, 2347/2347 transitions.
Built C files in :
/tmp/ltsmin5251558073402027694
[2024-05-25 07:47:51] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5251558073402027694
Running compilation step : cd /tmp/ltsmin5251558073402027694;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5251558073402027694;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5251558073402027694;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:92)
at java.base/java.lang.Thread.run(Thread.java:833)
[2024-05-25 07:47:54] [INFO ] Flatten gal took : 119 ms
[2024-05-25 07:47:54] [INFO ] Flatten gal took : 109 ms
[2024-05-25 07:47:54] [INFO ] Time to serialize gal into /tmp/LTL16681513756588487488.gal : 28 ms
[2024-05-25 07:47:54] [INFO ] Time to serialize properties into /tmp/LTL15085476899769877674.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16681513756588487488.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2711529147318188837.hoa' '-atoms' '/tmp/LTL15085476899769877674.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL15085476899769877674.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2711529147318188837.hoa
Detected timeout of ITS tools.
[2024-05-25 07:48:09] [INFO ] Flatten gal took : 110 ms
[2024-05-25 07:48:10] [INFO ] Flatten gal took : 117 ms
[2024-05-25 07:48:10] [INFO ] Time to serialize gal into /tmp/LTL3539086738525694016.gal : 22 ms
[2024-05-25 07:48:10] [INFO ] Time to serialize properties into /tmp/LTL9778472194222084176.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3539086738525694016.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9778472194222084176.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X(X(F("(ROUTE_A_0<2)")))))
Formula 0 simplified : XXG!"(ROUTE_A_0<2)"
Detected timeout of ITS tools.
[2024-05-25 07:48:25] [INFO ] Flatten gal took : 73 ms
[2024-05-25 07:48:25] [INFO ] Applying decomposition
[2024-05-25 07:48:25] [INFO ] Flatten gal took : 81 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202304061127/bin/convert-linux64' '-i' '/tmp/graph1563458044890570141.txt' '-o' '/tmp/graph1563458044890570141.bin' '-w' '/tmp/graph1563458044890570141.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202304061127/bin/louvain-linux64' '/tmp/graph1563458044890570141.bin' '-l' '-1' '-v' '-w' '/tmp/graph1563458044890570141.weights' '-q' '0' '-e' '0.001'
[2024-05-25 07:48:25] [INFO ] Decomposing Gal with order
[2024-05-25 07:48:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-25 07:48:26] [INFO ] Removed a total of 4373 redundant transitions.
[2024-05-25 07:48:26] [INFO ] Flatten gal took : 853 ms
[2024-05-25 07:48:26] [INFO ] Fuse similar labels procedure discarded/fused a total of 327 labels/synchronizations in 28 ms.
[2024-05-25 07:48:26] [INFO ] Time to serialize gal into /tmp/LTL14812089044944673417.gal : 3 ms
[2024-05-25 07:48:26] [INFO ] Time to serialize properties into /tmp/LTL2994864851541041081.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL14812089044944673417.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2994864851541041081.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X(F("(i2.u3.ROUTE_A_0<2)")))))
Formula 0 simplified : XXG!"(i2.u3.ROUTE_A_0<2)"
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin12420773505755371498
[2024-05-25 07:48:41] [INFO ] Built C files in 58ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12420773505755371498
Running compilation step : cd /tmp/ltsmin12420773505755371498;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12420773505755371498;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12420773505755371498;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:92)
at java.base/java.lang.Thread.run(Thread.java:833)
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-12 finished in 79367 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 2 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 136 transition count 2348
Applied a total of 1 rules in 26 ms. Remains 136 /137 variables (removed 1) and now considering 2348/2348 (removed 0) transitions.
[2024-05-25 07:48:44] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
// Phase 1: matrix 290 rows 136 cols
[2024-05-25 07:48:44] [INFO ] Computed 5 invariants in 7 ms
[2024-05-25 07:48:45] [INFO ] Dead Transitions using invariants and state equation in 816 ms found 0 transitions.
[2024-05-25 07:48:45] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2024-05-25 07:48:45] [INFO ] Invariant cache hit.
[2024-05-25 07:48:45] [INFO ] Implicit Places using invariants in 338 ms returned []
[2024-05-25 07:48:45] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)
[2024-05-25 07:48:45] [INFO ] Invariant cache hit.
[2024-05-25 07:48:46] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:48:47] [INFO ] Implicit Places using invariants and state equation in 1156 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1498 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 135/137 places, 2348/2348 transitions.
Applied a total of 0 rules in 15 ms. Remains 135 /135 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2359 ms. Remains : 135/137 places, 2348/2348 transitions.
Stuttering acceptance computed with spot in 125 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-14 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:(GT s106 s53)], 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 1 ms.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-14 finished in 2522 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 2 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 136 transition count 2348
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 135 transition count 2347
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 135 transition count 2347
Applied a total of 3 rules in 36 ms. Remains 135 /137 variables (removed 2) and now considering 2347/2348 (removed 1) transitions.
[2024-05-25 07:48:47] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
// Phase 1: matrix 289 rows 135 cols
[2024-05-25 07:48:47] [INFO ] Computed 5 invariants in 2 ms
[2024-05-25 07:48:48] [INFO ] Dead Transitions using invariants and state equation in 804 ms found 0 transitions.
[2024-05-25 07:48:48] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:48:48] [INFO ] Invariant cache hit.
[2024-05-25 07:48:48] [INFO ] Implicit Places using invariants in 429 ms returned []
[2024-05-25 07:48:48] [INFO ] Flow matrix only has 289 transitions (discarded 2058 similar events)
[2024-05-25 07:48:48] [INFO ] Invariant cache hit.
[2024-05-25 07:48:48] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:48:49] [INFO ] Implicit Places using invariants and state equation in 1197 ms returned [53]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1632 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 134/137 places, 2347/2348 transitions.
Applied a total of 0 rules in 18 ms. Remains 134 /134 variables (removed 0) and now considering 2347/2347 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2491 ms. Remains : 134/137 places, 2347/2348 transitions.
Stuttering acceptance computed with spot in 139 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-15 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:(LEQ s105 s0)], 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 73 steps with 0 reset in 3 ms.
FORMULA BridgeAndVehicles-COL-V50P20N20-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-15 finished in 2663 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))))'
Found a Shortening insensitive property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-12
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 137 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 137/137 places, 2348/2348 transitions.
Graph (complete) has 3849 edges and 137 vertex of which 136 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.12 ms
Discarding 1 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 135 transition count 2347
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 135 transition count 2347
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 133 transition count 2346
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 131 transition count 2344
Applied a total of 10 rules in 115 ms. Remains 131 /137 variables (removed 6) and now considering 2344/2348 (removed 4) transitions.
[2024-05-25 07:48:50] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
// Phase 1: matrix 286 rows 131 cols
[2024-05-25 07:48:50] [INFO ] Computed 4 invariants in 3 ms
[2024-05-25 07:48:50] [INFO ] Implicit Places using invariants in 404 ms returned []
[2024-05-25 07:48:50] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2024-05-25 07:48:50] [INFO ] Invariant cache hit.
[2024-05-25 07:48:50] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:48:51] [INFO ] Implicit Places using invariants and state equation in 1020 ms returned [104]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1427 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 130/137 places, 2344/2348 transitions.
Applied a total of 0 rules in 17 ms. Remains 130 /130 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 1560 ms. Remains : 130/137 places, 2344/2348 transitions.
Running random walk in product with property : BridgeAndVehicles-COL-V50P20N20-LTLCardinality-12 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(GT 2 s51)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 693 reset in 754 ms.
Product exploration explored 100000 steps with 693 reset in 571 ms.
Computed a total of 105 stabilizing places and 202 stable transitions
Computed a total of 105 stabilizing places and 202 stable transitions
Detected a total of 105/130 stabilizing places and 202/2344 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 142 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 150 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 142 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=35 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 172 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 176 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 174 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-25 07:48:54] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
// Phase 1: matrix 286 rows 130 cols
[2024-05-25 07:48:54] [INFO ] Computed 4 invariants in 3 ms
[2024-05-25 07:48:54] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-25 07:48:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-25 07:48:55] [INFO ] [Real]Absence check using state equation in 226 ms returned sat
[2024-05-25 07:48:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 07:48:55] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-25 07:48:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-25 07:48:56] [INFO ] [Nat]Absence check using state equation in 316 ms returned sat
[2024-05-25 07:48:56] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:48:56] [INFO ] [Nat]Added 42 Read/Feed constraints in 819 ms returned sat
[2024-05-25 07:48:57] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 163 transitions) in 95 ms.
[2024-05-25 07:48:57] [INFO ] Added : 22 causal constraints over 6 iterations in 307 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 130 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 130/130 places, 2344/2344 transitions.
Applied a total of 0 rules in 12 ms. Remains 130 /130 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
[2024-05-25 07:48:57] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2024-05-25 07:48:57] [INFO ] Invariant cache hit.
[2024-05-25 07:48:57] [INFO ] Implicit Places using invariants in 418 ms returned []
[2024-05-25 07:48:57] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2024-05-25 07:48:57] [INFO ] Invariant cache hit.
[2024-05-25 07:48:57] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:48:58] [INFO ] Implicit Places using invariants and state equation in 834 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1256 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 129/130 places, 2344/2344 transitions.
Applied a total of 0 rules in 11 ms. Remains 129 /129 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1281 ms. Remains : 129/130 places, 2344/2344 transitions.
Computed a total of 104 stabilizing places and 202 stable transitions
Computed a total of 104 stabilizing places and 202 stable transitions
Detected a total of 104/129 stabilizing places and 202/2344 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 75 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0), (NOT p0)]
Finished random walk after 165 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=55 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (X (NOT p0))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 154 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 136 ms :[(NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 139 ms :[(NOT p0), (NOT p0), (NOT p0)]
[2024-05-25 07:48:59] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
// Phase 1: matrix 286 rows 129 cols
[2024-05-25 07:48:59] [INFO ] Computed 4 invariants in 2 ms
[2024-05-25 07:49:00] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2024-05-25 07:49:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2024-05-25 07:49:00] [INFO ] [Real]Absence check using state equation in 81 ms returned sat
[2024-05-25 07:49:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 07:49:00] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2024-05-25 07:49:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2024-05-25 07:49:00] [INFO ] [Nat]Absence check using state equation in 100 ms returned sat
[2024-05-25 07:49:00] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:49:01] [INFO ] [Nat]Added 42 Read/Feed constraints in 799 ms returned sat
[2024-05-25 07:49:01] [INFO ] Computed and/alt/rep : 120/238/120 causal constraints (skipped 163 transitions) in 82 ms.
[2024-05-25 07:49:02] [INFO ] Added : 20 causal constraints over 6 iterations in 318 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 184 ms :[(NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 696 reset in 580 ms.
Product exploration explored 100000 steps with 690 reset in 506 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 158 ms :[(NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 129 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 129/129 places, 2344/2344 transitions.
Applied a total of 0 rules in 267 ms. Remains 129 /129 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
[2024-05-25 07:49:04] [INFO ] Redundant transitions in 59 ms returned []
[2024-05-25 07:49:04] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2024-05-25 07:49:04] [INFO ] Invariant cache hit.
[2024-05-25 07:49:04] [INFO ] Dead Transitions using invariants and state equation in 848 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1188 ms. Remains : 129/129 places, 2344/2344 transitions.
Built C files in :
/tmp/ltsmin4630107206280226157
[2024-05-25 07:49:04] [INFO ] Built C files in 32ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4630107206280226157
Running compilation step : cd /tmp/ltsmin4630107206280226157;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4630107206280226157;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4630107206280226157;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:92)
at java.base/java.lang.Thread.run(Thread.java:833)
Support contains 1 out of 129 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 129/129 places, 2344/2344 transitions.
Applied a total of 0 rules in 20 ms. Remains 129 /129 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
[2024-05-25 07:49:07] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2024-05-25 07:49:07] [INFO ] Invariant cache hit.
[2024-05-25 07:49:08] [INFO ] Implicit Places using invariants in 401 ms returned []
[2024-05-25 07:49:08] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2024-05-25 07:49:08] [INFO ] Invariant cache hit.
[2024-05-25 07:49:08] [INFO ] State equation strengthened by 42 read => feed constraints.
[2024-05-25 07:49:09] [INFO ] Implicit Places using invariants and state equation in 727 ms returned []
Implicit Place search using SMT with State Equation took 1131 ms to find 0 implicit places.
[2024-05-25 07:49:09] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2024-05-25 07:49:09] [INFO ] Invariant cache hit.
[2024-05-25 07:49:09] [INFO ] Dead Transitions using invariants and state equation in 617 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1770 ms. Remains : 129/129 places, 2344/2344 transitions.
Built C files in :
/tmp/ltsmin2894408428693454879
[2024-05-25 07:49:09] [INFO ] Built C files in 38ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2894408428693454879
Running compilation step : cd /tmp/ltsmin2894408428693454879;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2894408428693454879;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2894408428693454879;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:92)
at java.base/java.lang.Thread.run(Thread.java:833)
[2024-05-25 07:49:12] [INFO ] Flatten gal took : 92 ms
[2024-05-25 07:49:13] [INFO ] Flatten gal took : 98 ms
[2024-05-25 07:49:13] [INFO ] Time to serialize gal into /tmp/LTL6765690743560607036.gal : 35 ms
[2024-05-25 07:49:13] [INFO ] Time to serialize properties into /tmp/LTL13298468090541057856.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6765690743560607036.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6952945882662817384.hoa' '-atoms' '/tmp/LTL13298468090541057856.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL13298468090541057856.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut6952945882662817384.hoa
Detected timeout of ITS tools.
[2024-05-25 07:49:28] [INFO ] Flatten gal took : 76 ms
[2024-05-25 07:49:28] [INFO ] Flatten gal took : 74 ms
[2024-05-25 07:49:28] [INFO ] Time to serialize gal into /tmp/LTL4720598495358487769.gal : 32 ms
[2024-05-25 07:49:28] [INFO ] Time to serialize properties into /tmp/LTL11020422067651013370.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4720598495358487769.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11020422067651013370.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X(F("(ROUTE_A_0<2)")))))
Formula 0 simplified : XXG!"(ROUTE_A_0<2)"
Detected timeout of ITS tools.
[2024-05-25 07:49:43] [INFO ] Flatten gal took : 59 ms
[2024-05-25 07:49:43] [INFO ] Applying decomposition
[2024-05-25 07:49:43] [INFO ] Flatten gal took : 61 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202304061127/bin/convert-linux64' '-i' '/tmp/graph14728037583758133802.txt' '-o' '/tmp/graph14728037583758133802.bin' '-w' '/tmp/graph14728037583758133802.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202304061127/bin/louvain-linux64' '/tmp/graph14728037583758133802.bin' '-l' '-1' '-v' '-w' '/tmp/graph14728037583758133802.weights' '-q' '0' '-e' '0.001'
[2024-05-25 07:49:43] [INFO ] Decomposing Gal with order
[2024-05-25 07:49:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-25 07:49:44] [INFO ] Removed a total of 4275 redundant transitions.
[2024-05-25 07:49:44] [INFO ] Flatten gal took : 408 ms
[2024-05-25 07:49:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 327 labels/synchronizations in 30 ms.
[2024-05-25 07:49:44] [INFO ] Time to serialize gal into /tmp/LTL6316783619004887083.gal : 3 ms
[2024-05-25 07:49:44] [INFO ] Time to serialize properties into /tmp/LTL8008937359748529826.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6316783619004887083.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL8008937359748529826.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X(X(F("(i0.u1.ROUTE_A_0<2)")))))
Formula 0 simplified : XXG!"(i0.u1.ROUTE_A_0<2)"
Detected timeout of ITS tools.
Built C files in :
/tmp/ltsmin16275712710058032421
[2024-05-25 07:49:59] [INFO ] Built C files in 55ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16275712710058032421
Running compilation step : cd /tmp/ltsmin16275712710058032421;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16275712710058032421;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16275712710058032421;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:92)
at java.base/java.lang.Thread.run(Thread.java:833)
Treatment of property BridgeAndVehicles-COL-V50P20N20-LTLCardinality-12 finished in 72521 ms.
[2024-05-25 07:50:02] [INFO ] Flatten gal took : 125 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin606436977351516919
[2024-05-25 07:50:02] [INFO ] Too many transitions (2348) to apply POR reductions. Disabling POR matrices.
[2024-05-25 07:50:02] [INFO ] Built C files in 49ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin606436977351516919
Running compilation step : cd /tmp/ltsmin606436977351516919;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/limit_time.pl' '720' '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'
[2024-05-25 07:50:02] [INFO ] Applying decomposition
[2024-05-25 07:50:02] [INFO ] Flatten gal took : 88 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202304061127/bin/convert-linux64' '-i' '/tmp/graph7075577031978677544.txt' '-o' '/tmp/graph7075577031978677544.bin' '-w' '/tmp/graph7075577031978677544.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202304061127/bin/louvain-linux64' '/tmp/graph7075577031978677544.bin' '-l' '-1' '-v' '-w' '/tmp/graph7075577031978677544.weights' '-q' '0' '-e' '0.001'
[2024-05-25 07:50:03] [INFO ] Decomposing Gal with order
[2024-05-25 07:50:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-25 07:50:03] [INFO ] Removed a total of 4571 redundant transitions.
[2024-05-25 07:50:03] [INFO ] Flatten gal took : 501 ms
[2024-05-25 07:50:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 573 labels/synchronizations in 26 ms.
[2024-05-25 07:50:03] [INFO ] Time to serialize gal into /tmp/LTLCardinality8244388641943672548.gal : 2 ms
[2024-05-25 07:50:03] [INFO ] Time to serialize properties into /tmp/LTLCardinality3968878194955553456.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality8244388641943672548.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality3968878194955553456.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(X(F("(i2.u1.ROUTE_A_0<2)")))))
Formula 0 simplified : XXG!"(i2.u1.ROUTE_A_0<2)"
Compilation finished in 7210 ms.
Running link step : cd /tmp/ltsmin606436977351516919;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 69 ms.
Running LTSmin : cd /tmp/ltsmin606436977351516919;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202304061127/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(X(<>((LTLAPp0==true))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2024-05-25 08:11:05] [INFO ] Applying decomposition
[2024-05-25 08:11:06] [INFO ] Flatten gal took : 186 ms
[2024-05-25 08:11:06] [INFO ] Decomposing Gal with order
[2024-05-25 08:11:06] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-25 08:11:07] [INFO ] Removed a total of 13270 redundant transitions.
[2024-05-25 08:11:07] [INFO ] Flatten gal took : 696 ms
[2024-05-25 08:11:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 80 ms.
[2024-05-25 08:11:07] [INFO ] Time to serialize gal into /tmp/LTLCardinality13306197071944677664.gal : 53 ms
[2024-05-25 08:11:07] [INFO ] Time to serialize properties into /tmp/LTLCardinality3553276612435044278.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality13306197071944677664.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality3553276612435044278.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(X(F("(ROUTE_A.ROUTE_A_0<2)")))))
Formula 0 simplified : XXG!"(ROUTE_A.ROUTE_A_0<2)"
Detected timeout of ITS tools.
[2024-05-25 08:32:10] [INFO ] Flatten gal took : 164 ms
[2024-05-25 08:32:11] [INFO ] Input system was already deterministic with 2348 transitions.
[2024-05-25 08:32:11] [INFO ] Transformed 137 places.
[2024-05-25 08:32:11] [INFO ] Transformed 2348 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2024-05-25 08:32:11] [INFO ] Time to serialize gal into /tmp/LTLCardinality10124832677250643485.gal : 28 ms
[2024-05-25 08:32:11] [INFO ] Time to serialize properties into /tmp/LTLCardinality14491054544391754412.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality10124832677250643485.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality14491054544391754412.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...344
Read 1 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !((X(X(F("(ROUTE_A_0<2)")))))
Formula 0 simplified : XXG!"(ROUTE_A_0<2)"
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393340 kB
MemFree: 10867940 kB
After kill :
MemTotal: 16393340 kB
MemFree: 16037256 kB
BK_TIME_CONFINEMENT_REACHED
--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="BridgeAndVehicles-COL-V50P20N20"
export BK_EXAMINATION="LTLCardinality"
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 BridgeAndVehicles-COL-V50P20N20, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r065-tajo-171620414300047"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V50P20N20.tgz
mv BridgeAndVehicles-COL-V50P20N20 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;