About the Execution of ITS-Tools for CloudReconfiguration-PT-307
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 810.384 | 29389.00 | 48252.00 | 491.80 | FFFTFFTFTFTFFFTF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r101-tall-167814474900051.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is CloudReconfiguration-PT-307, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r101-tall-167814474900051
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.3K Feb 25 11:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Feb 25 11:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 25 11:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 11:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 11:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 141K Feb 25 11:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 11:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 25 11:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 660K Mar 5 18:22 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-00
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-01
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-02
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-03
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-04
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-05
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-06
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-07
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-08
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-09
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-10
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-11
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-12
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-13
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-14
FORMULA_NAME CloudReconfiguration-PT-307-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1678223598846
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=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-307
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202303021504
[2023-03-07 21:13:20] [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]
[2023-03-07 21:13:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-07 21:13:20] [INFO ] Load time of PNML (sax parser for PT used): 122 ms
[2023-03-07 21:13:20] [INFO ] Transformed 2584 places.
[2023-03-07 21:13:20] [INFO ] Transformed 3094 transitions.
[2023-03-07 21:13:20] [INFO ] Found NUPN structural information;
[2023-03-07 21:13:20] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 194 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA CloudReconfiguration-PT-307-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 21 out of 2584 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Discarding 517 places :
Symmetric choice reduction at 0 with 517 rule applications. Total rules 517 place count 2067 transition count 2577
Iterating global reduction 0 with 517 rules applied. Total rules applied 1034 place count 2067 transition count 2577
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 1063 place count 2067 transition count 2548
Discarding 240 places :
Symmetric choice reduction at 1 with 240 rule applications. Total rules 1303 place count 1827 transition count 2308
Iterating global reduction 1 with 240 rules applied. Total rules applied 1543 place count 1827 transition count 2308
Discarding 89 places :
Symmetric choice reduction at 1 with 89 rule applications. Total rules 1632 place count 1738 transition count 2219
Iterating global reduction 1 with 89 rules applied. Total rules applied 1721 place count 1738 transition count 2219
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 1738 place count 1738 transition count 2202
Discarding 48 places :
Symmetric choice reduction at 2 with 48 rule applications. Total rules 1786 place count 1690 transition count 2154
Iterating global reduction 2 with 48 rules applied. Total rules applied 1834 place count 1690 transition count 2154
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 1842 place count 1690 transition count 2146
Discarding 39 places :
Symmetric choice reduction at 3 with 39 rule applications. Total rules 1881 place count 1651 transition count 2102
Iterating global reduction 3 with 39 rules applied. Total rules applied 1920 place count 1651 transition count 2102
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 1948 place count 1623 transition count 2074
Iterating global reduction 3 with 28 rules applied. Total rules applied 1976 place count 1623 transition count 2074
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 2002 place count 1597 transition count 2048
Iterating global reduction 3 with 26 rules applied. Total rules applied 2028 place count 1597 transition count 2048
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 2054 place count 1571 transition count 2022
Iterating global reduction 3 with 26 rules applied. Total rules applied 2080 place count 1571 transition count 2022
Discarding 21 places :
Symmetric choice reduction at 3 with 21 rule applications. Total rules 2101 place count 1550 transition count 1986
Iterating global reduction 3 with 21 rules applied. Total rules applied 2122 place count 1550 transition count 1986
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 2127 place count 1545 transition count 1978
Iterating global reduction 3 with 5 rules applied. Total rules applied 2132 place count 1545 transition count 1978
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 2137 place count 1540 transition count 1972
Iterating global reduction 3 with 5 rules applied. Total rules applied 2142 place count 1540 transition count 1972
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 2144 place count 1540 transition count 1970
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 2145 place count 1539 transition count 1969
Iterating global reduction 4 with 1 rules applied. Total rules applied 2146 place count 1539 transition count 1969
Applied a total of 2146 rules in 1399 ms. Remains 1539 /2584 variables (removed 1045) and now considering 1969/3094 (removed 1125) transitions.
// Phase 1: matrix 1969 rows 1539 cols
[2023-03-07 21:13:22] [INFO ] Computed 4 place invariants in 38 ms
[2023-03-07 21:13:22] [INFO ] Implicit Places using invariants in 527 ms returned []
[2023-03-07 21:13:22] [INFO ] Invariant cache hit.
[2023-03-07 21:13:23] [INFO ] Implicit Places using invariants and state equation in 1008 ms returned [1528]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1564 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1538/2584 places, 1969/3094 transitions.
Applied a total of 0 rules in 42 ms. Remains 1538 /1538 variables (removed 0) and now considering 1969/1969 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3007 ms. Remains : 1538/2584 places, 1969/3094 transitions.
Support contains 21 out of 1538 places after structural reductions.
[2023-03-07 21:13:24] [INFO ] Flatten gal took : 136 ms
[2023-03-07 21:13:24] [INFO ] Flatten gal took : 74 ms
[2023-03-07 21:13:24] [INFO ] Input system was already deterministic with 1969 transitions.
Incomplete random walk after 10000 steps, including 81 resets, run finished after 439 ms. (steps per millisecond=22 ) properties (out of 12) seen :3
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 9) seen :2
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 31 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
// Phase 1: matrix 1969 rows 1538 cols
[2023-03-07 21:13:25] [INFO ] Computed 3 place invariants in 24 ms
[2023-03-07 21:13:25] [INFO ] After 355ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-07 21:13:25] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 18 ms returned sat
[2023-03-07 21:13:27] [INFO ] After 1168ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-07 21:13:28] [INFO ] After 1950ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 444 ms.
[2023-03-07 21:13:28] [INFO ] After 2908ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Fused 7 Parikh solutions to 6 different solutions.
Finished Parikh walk after 164 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=82 )
Parikh walk visited 7 properties in 20 ms.
FORMULA CloudReconfiguration-PT-307-LTLCardinality-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2144 edges and 1538 vertex of which 1530 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.28 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 1538 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1538/1538 places, 1969/1969 transitions.
Graph (trivial) has 1878 edges and 1538 vertex of which 695 / 1538 are part of one of the 63 SCC in 6 ms
Free SCC test removed 632 places
Ensure Unique test removed 735 transitions
Reduce isomorphic transitions removed 735 transitions.
Graph (complete) has 1403 edges and 906 vertex of which 898 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.8 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 499 transitions
Trivial Post-agglo rules discarded 499 transitions
Performed 499 trivial Post agglomeration. Transition count delta: 499
Iterating post reduction 0 with 499 rules applied. Total rules applied 501 place count 897 transition count 729
Reduce places removed 499 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 1 with 521 rules applied. Total rules applied 1022 place count 398 transition count 707
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 1033 place count 387 transition count 707
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 45 Pre rules applied. Total rules applied 1033 place count 387 transition count 662
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 3 with 90 rules applied. Total rules applied 1123 place count 342 transition count 662
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 1139 place count 326 transition count 637
Iterating global reduction 3 with 16 rules applied. Total rules applied 1155 place count 326 transition count 637
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 1157 place count 326 transition count 635
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 1159 place count 324 transition count 635
Discarding 11 places :
Symmetric choice reduction at 5 with 11 rule applications. Total rules 1170 place count 313 transition count 620
Iterating global reduction 5 with 11 rules applied. Total rules applied 1181 place count 313 transition count 620
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1187 place count 313 transition count 614
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1190 place count 310 transition count 608
Iterating global reduction 6 with 3 rules applied. Total rules applied 1193 place count 310 transition count 608
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1196 place count 307 transition count 602
Iterating global reduction 6 with 3 rules applied. Total rules applied 1199 place count 307 transition count 602
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1201 place count 305 transition count 598
Iterating global reduction 6 with 2 rules applied. Total rules applied 1203 place count 305 transition count 598
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1205 place count 303 transition count 594
Iterating global reduction 6 with 2 rules applied. Total rules applied 1207 place count 303 transition count 594
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1209 place count 301 transition count 590
Iterating global reduction 6 with 2 rules applied. Total rules applied 1211 place count 301 transition count 590
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1212 place count 300 transition count 583
Iterating global reduction 6 with 1 rules applied. Total rules applied 1213 place count 300 transition count 583
Performed 141 Post agglomeration using F-continuation condition with reduction of 87 identical transitions.
Deduced a syphon composed of 141 places in 0 ms
Reduce places removed 141 places and 0 transitions.
Iterating global reduction 6 with 282 rules applied. Total rules applied 1495 place count 159 transition count 355
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 6 with 11 rules applied. Total rules applied 1506 place count 159 transition count 344
Discarding 5 places :
Symmetric choice reduction at 7 with 5 rule applications. Total rules 1511 place count 154 transition count 334
Iterating global reduction 7 with 5 rules applied. Total rules applied 1516 place count 154 transition count 334
Performed 12 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 7 with 24 rules applied. Total rules applied 1540 place count 142 transition count 320
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 7 with 12 rules applied. Total rules applied 1552 place count 142 transition count 308
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 8 with 36 rules applied. Total rules applied 1588 place count 124 transition count 342
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 8 with 17 rules applied. Total rules applied 1605 place count 124 transition count 325
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 1614 place count 115 transition count 307
Iterating global reduction 9 with 9 rules applied. Total rules applied 1623 place count 115 transition count 307
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 1629 place count 115 transition count 301
Drop transitions removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 10 with 36 rules applied. Total rules applied 1665 place count 115 transition count 265
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1666 place count 114 transition count 264
Applied a total of 1666 rules in 203 ms. Remains 114 /1538 variables (removed 1424) and now considering 264/1969 (removed 1705) transitions.
[2023-03-07 21:13:29] [INFO ] Flow matrix only has 207 transitions (discarded 57 similar events)
// Phase 1: matrix 207 rows 114 cols
[2023-03-07 21:13:29] [INFO ] Computed 0 place invariants in 4 ms
[2023-03-07 21:13:29] [INFO ] Implicit Places using invariants in 64 ms returned []
[2023-03-07 21:13:29] [INFO ] Flow matrix only has 207 transitions (discarded 57 similar events)
[2023-03-07 21:13:29] [INFO ] Invariant cache hit.
[2023-03-07 21:13:29] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-07 21:13:29] [INFO ] Implicit Places using invariants and state equation in 107 ms returned [8, 41, 74]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 173 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 111/1538 places, 264/1969 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 109 transition count 262
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 108 transition count 261
Applied a total of 3 rules in 16 ms. Remains 108 /111 variables (removed 3) and now considering 261/264 (removed 3) transitions.
[2023-03-07 21:13:29] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
// Phase 1: matrix 204 rows 108 cols
[2023-03-07 21:13:29] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-07 21:13:29] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-07 21:13:29] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
[2023-03-07 21:13:29] [INFO ] Invariant cache hit.
[2023-03-07 21:13:29] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-07 21:13:29] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 108/1538 places, 261/1969 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 514 ms. Remains : 108/1538 places, 261/1969 transitions.
Stuttering acceptance computed with spot in 162 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLCardinality-01 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:(OR (EQ s96 0) (EQ s104 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 4228 steps with 482 reset in 48 ms.
FORMULA CloudReconfiguration-PT-307-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLCardinality-01 finished in 794 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1538 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1538/1538 places, 1969/1969 transitions.
Graph (trivial) has 1880 edges and 1538 vertex of which 695 / 1538 are part of one of the 63 SCC in 2 ms
Free SCC test removed 632 places
Ensure Unique test removed 735 transitions
Reduce isomorphic transitions removed 735 transitions.
Graph (complete) has 1403 edges and 906 vertex of which 898 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.3 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 501 transitions
Trivial Post-agglo rules discarded 501 transitions
Performed 501 trivial Post agglomeration. Transition count delta: 501
Iterating post reduction 0 with 501 rules applied. Total rules applied 503 place count 897 transition count 727
Reduce places removed 501 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 1 with 524 rules applied. Total rules applied 1027 place count 396 transition count 704
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 1038 place count 385 transition count 704
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 45 Pre rules applied. Total rules applied 1038 place count 385 transition count 659
Deduced a syphon composed of 45 places in 2 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 3 with 90 rules applied. Total rules applied 1128 place count 340 transition count 659
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 1143 place count 325 transition count 635
Iterating global reduction 3 with 15 rules applied. Total rules applied 1158 place count 325 transition count 635
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 1160 place count 325 transition count 633
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 1162 place count 323 transition count 633
Discarding 10 places :
Symmetric choice reduction at 5 with 10 rule applications. Total rules 1172 place count 313 transition count 619
Iterating global reduction 5 with 10 rules applied. Total rules applied 1182 place count 313 transition count 619
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1188 place count 313 transition count 613
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1190 place count 311 transition count 609
Iterating global reduction 6 with 2 rules applied. Total rules applied 1192 place count 311 transition count 609
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1194 place count 309 transition count 605
Iterating global reduction 6 with 2 rules applied. Total rules applied 1196 place count 309 transition count 605
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1198 place count 307 transition count 601
Iterating global reduction 6 with 2 rules applied. Total rules applied 1200 place count 307 transition count 601
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1202 place count 305 transition count 597
Iterating global reduction 6 with 2 rules applied. Total rules applied 1204 place count 305 transition count 597
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1206 place count 303 transition count 593
Iterating global reduction 6 with 2 rules applied. Total rules applied 1208 place count 303 transition count 593
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1209 place count 302 transition count 586
Iterating global reduction 6 with 1 rules applied. Total rules applied 1210 place count 302 transition count 586
Performed 145 Post agglomeration using F-continuation condition with reduction of 92 identical transitions.
Deduced a syphon composed of 145 places in 1 ms
Reduce places removed 145 places and 0 transitions.
Iterating global reduction 6 with 290 rules applied. Total rules applied 1500 place count 157 transition count 349
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 6 with 10 rules applied. Total rules applied 1510 place count 157 transition count 339
Discarding 5 places :
Symmetric choice reduction at 7 with 5 rule applications. Total rules 1515 place count 152 transition count 329
Iterating global reduction 7 with 5 rules applied. Total rules applied 1520 place count 152 transition count 329
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 7 with 22 rules applied. Total rules applied 1542 place count 141 transition count 316
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 7 with 10 rules applied. Total rules applied 1552 place count 141 transition count 306
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 8 with 34 rules applied. Total rules applied 1586 place count 124 transition count 340
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 8 with 17 rules applied. Total rules applied 1603 place count 124 transition count 323
Discarding 8 places :
Symmetric choice reduction at 9 with 8 rule applications. Total rules 1611 place count 116 transition count 307
Iterating global reduction 9 with 8 rules applied. Total rules applied 1619 place count 116 transition count 307
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 1625 place count 116 transition count 301
Drop transitions removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 10 with 36 rules applied. Total rules applied 1661 place count 116 transition count 265
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1662 place count 115 transition count 264
Applied a total of 1662 rules in 223 ms. Remains 115 /1538 variables (removed 1423) and now considering 264/1969 (removed 1705) transitions.
[2023-03-07 21:13:29] [INFO ] Flow matrix only has 207 transitions (discarded 57 similar events)
// Phase 1: matrix 207 rows 115 cols
[2023-03-07 21:13:29] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-07 21:13:29] [INFO ] Implicit Places using invariants in 85 ms returned []
[2023-03-07 21:13:29] [INFO ] Flow matrix only has 207 transitions (discarded 57 similar events)
[2023-03-07 21:13:29] [INFO ] Invariant cache hit.
[2023-03-07 21:13:29] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-07 21:13:29] [INFO ] Implicit Places using invariants and state equation in 114 ms returned [8, 43, 76]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 201 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 112/1538 places, 264/1969 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 110 transition count 262
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 109 transition count 261
Applied a total of 3 rules in 12 ms. Remains 109 /112 variables (removed 3) and now considering 261/264 (removed 3) transitions.
[2023-03-07 21:13:29] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
// Phase 1: matrix 204 rows 109 cols
[2023-03-07 21:13:29] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-07 21:13:30] [INFO ] Implicit Places using invariants in 36 ms returned []
[2023-03-07 21:13:30] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
[2023-03-07 21:13:30] [INFO ] Invariant cache hit.
[2023-03-07 21:13:30] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-07 21:13:30] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 109/1538 places, 261/1969 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 551 ms. Remains : 109/1538 places, 261/1969 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s105 0) (EQ s38 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 5164 steps with 591 reset in 18 ms.
FORMULA CloudReconfiguration-PT-307-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLCardinality-02 finished in 618 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(G((X(G(p1))||p0)))))))'
Support contains 3 out of 1538 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1538/1538 places, 1969/1969 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1528 transition count 1959
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1528 transition count 1959
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 1528 transition count 1958
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 29 place count 1520 transition count 1948
Iterating global reduction 1 with 8 rules applied. Total rules applied 37 place count 1520 transition count 1948
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 38 place count 1520 transition count 1947
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 42 place count 1516 transition count 1942
Iterating global reduction 2 with 4 rules applied. Total rules applied 46 place count 1516 transition count 1942
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 47 place count 1516 transition count 1941
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 49 place count 1514 transition count 1939
Iterating global reduction 3 with 2 rules applied. Total rules applied 51 place count 1514 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 52 place count 1513 transition count 1938
Iterating global reduction 3 with 1 rules applied. Total rules applied 53 place count 1513 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 54 place count 1512 transition count 1937
Iterating global reduction 3 with 1 rules applied. Total rules applied 55 place count 1512 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 56 place count 1511 transition count 1936
Iterating global reduction 3 with 1 rules applied. Total rules applied 57 place count 1511 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 58 place count 1510 transition count 1935
Iterating global reduction 3 with 1 rules applied. Total rules applied 59 place count 1510 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 60 place count 1509 transition count 1934
Iterating global reduction 3 with 1 rules applied. Total rules applied 61 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 62 place count 1508 transition count 1932
Iterating global reduction 3 with 1 rules applied. Total rules applied 63 place count 1508 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 64 place count 1507 transition count 1930
Iterating global reduction 3 with 1 rules applied. Total rules applied 65 place count 1507 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 66 place count 1506 transition count 1929
Iterating global reduction 3 with 1 rules applied. Total rules applied 67 place count 1506 transition count 1929
Applied a total of 67 rules in 590 ms. Remains 1506 /1538 variables (removed 32) and now considering 1929/1969 (removed 40) transitions.
// Phase 1: matrix 1929 rows 1506 cols
[2023-03-07 21:13:30] [INFO ] Computed 3 place invariants in 11 ms
[2023-03-07 21:13:30] [INFO ] Implicit Places using invariants in 213 ms returned []
[2023-03-07 21:13:30] [INFO ] Invariant cache hit.
[2023-03-07 21:13:31] [INFO ] Implicit Places using invariants and state equation in 929 ms returned []
Implicit Place search using SMT with State Equation took 1146 ms to find 0 implicit places.
[2023-03-07 21:13:31] [INFO ] Invariant cache hit.
[2023-03-07 21:13:32] [INFO ] Dead Transitions using invariants and state equation in 725 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1506/1538 places, 1929/1969 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2463 ms. Remains : 1506/1538 places, 1929/1969 transitions.
Stuttering acceptance computed with spot in 350 ms :[true, (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}], [{ cond=true, acceptance={} source=6 dest: 5}]], initial=6, aps=[p1:(EQ s382 1), p0:(OR (EQ s834 0) (EQ s1267 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 819 reset in 222 ms.
Entered a terminal (fully accepting) state of product in 97393 steps with 834 reset in 217 ms.
FORMULA CloudReconfiguration-PT-307-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLCardinality-05 finished in 3282 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 1 out of 1538 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1538/1538 places, 1969/1969 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1528 transition count 1959
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1528 transition count 1959
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 1528 transition count 1958
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 29 place count 1520 transition count 1949
Iterating global reduction 1 with 8 rules applied. Total rules applied 37 place count 1520 transition count 1949
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 38 place count 1520 transition count 1948
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 41 place count 1517 transition count 1944
Iterating global reduction 2 with 3 rules applied. Total rules applied 44 place count 1517 transition count 1944
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 46 place count 1515 transition count 1942
Iterating global reduction 2 with 2 rules applied. Total rules applied 48 place count 1515 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 49 place count 1514 transition count 1941
Iterating global reduction 2 with 1 rules applied. Total rules applied 50 place count 1514 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 51 place count 1513 transition count 1940
Iterating global reduction 2 with 1 rules applied. Total rules applied 52 place count 1513 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 53 place count 1512 transition count 1939
Iterating global reduction 2 with 1 rules applied. Total rules applied 54 place count 1512 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 55 place count 1511 transition count 1938
Iterating global reduction 2 with 1 rules applied. Total rules applied 56 place count 1511 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 57 place count 1510 transition count 1937
Iterating global reduction 2 with 1 rules applied. Total rules applied 58 place count 1510 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 59 place count 1509 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 60 place count 1509 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 61 place count 1508 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 62 place count 1508 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 63 place count 1507 transition count 1932
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 1507 transition count 1932
Applied a total of 64 rules in 524 ms. Remains 1507 /1538 variables (removed 31) and now considering 1932/1969 (removed 37) transitions.
// Phase 1: matrix 1932 rows 1507 cols
[2023-03-07 21:13:33] [INFO ] Computed 3 place invariants in 11 ms
[2023-03-07 21:13:34] [INFO ] Implicit Places using invariants in 222 ms returned []
[2023-03-07 21:13:34] [INFO ] Invariant cache hit.
[2023-03-07 21:13:35] [INFO ] Implicit Places using invariants and state equation in 961 ms returned []
Implicit Place search using SMT with State Equation took 1188 ms to find 0 implicit places.
[2023-03-07 21:13:35] [INFO ] Invariant cache hit.
[2023-03-07 21:13:35] [INFO ] Dead Transitions using invariants and state equation in 747 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1507/1538 places, 1932/1969 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2463 ms. Remains : 1507/1538 places, 1932/1969 transitions.
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(NEQ s989 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 825 ms.
Product exploration explored 100000 steps with 50000 reset in 764 ms.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2105 edges and 1507 vertex of which 1499 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.8 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge obtained : [p0, (X p0), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 65 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-307-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-307-LTLCardinality-06 finished in 4261 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 1538 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1538/1538 places, 1969/1969 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1527 transition count 1958
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1527 transition count 1958
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 1527 transition count 1957
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 32 place count 1518 transition count 1946
Iterating global reduction 1 with 9 rules applied. Total rules applied 41 place count 1518 transition count 1946
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 42 place count 1518 transition count 1945
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 46 place count 1514 transition count 1940
Iterating global reduction 2 with 4 rules applied. Total rules applied 50 place count 1514 transition count 1940
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 51 place count 1514 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 53 place count 1512 transition count 1937
Iterating global reduction 3 with 2 rules applied. Total rules applied 55 place count 1512 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 56 place count 1511 transition count 1936
Iterating global reduction 3 with 1 rules applied. Total rules applied 57 place count 1511 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 58 place count 1510 transition count 1935
Iterating global reduction 3 with 1 rules applied. Total rules applied 59 place count 1510 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 60 place count 1509 transition count 1934
Iterating global reduction 3 with 1 rules applied. Total rules applied 61 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 62 place count 1508 transition count 1933
Iterating global reduction 3 with 1 rules applied. Total rules applied 63 place count 1508 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 64 place count 1507 transition count 1932
Iterating global reduction 3 with 1 rules applied. Total rules applied 65 place count 1507 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 66 place count 1506 transition count 1930
Iterating global reduction 3 with 1 rules applied. Total rules applied 67 place count 1506 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 68 place count 1505 transition count 1928
Iterating global reduction 3 with 1 rules applied. Total rules applied 69 place count 1505 transition count 1928
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 70 place count 1504 transition count 1927
Iterating global reduction 3 with 1 rules applied. Total rules applied 71 place count 1504 transition count 1927
Applied a total of 71 rules in 553 ms. Remains 1504 /1538 variables (removed 34) and now considering 1927/1969 (removed 42) transitions.
// Phase 1: matrix 1927 rows 1504 cols
[2023-03-07 21:13:38] [INFO ] Computed 3 place invariants in 17 ms
[2023-03-07 21:13:38] [INFO ] Implicit Places using invariants in 236 ms returned []
[2023-03-07 21:13:38] [INFO ] Invariant cache hit.
[2023-03-07 21:13:39] [INFO ] Implicit Places using invariants and state equation in 935 ms returned []
Implicit Place search using SMT with State Equation took 1174 ms to find 0 implicit places.
[2023-03-07 21:13:39] [INFO ] Invariant cache hit.
[2023-03-07 21:13:40] [INFO ] Dead Transitions using invariants and state equation in 743 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1504/1538 places, 1927/1969 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2471 ms. Remains : 1504/1538 places, 1927/1969 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s1064 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 139 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-307-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLCardinality-07 finished in 2582 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(p0)||F(p1)) U !p2)))'
Support contains 5 out of 1538 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1538/1538 places, 1969/1969 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1529 transition count 1960
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1529 transition count 1960
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 1529 transition count 1959
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 26 place count 1522 transition count 1951
Iterating global reduction 1 with 7 rules applied. Total rules applied 33 place count 1522 transition count 1951
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 34 place count 1522 transition count 1950
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 37 place count 1519 transition count 1947
Iterating global reduction 2 with 3 rules applied. Total rules applied 40 place count 1519 transition count 1947
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 41 place count 1519 transition count 1946
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 42 place count 1518 transition count 1945
Iterating global reduction 3 with 1 rules applied. Total rules applied 43 place count 1518 transition count 1945
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 44 place count 1517 transition count 1944
Iterating global reduction 3 with 1 rules applied. Total rules applied 45 place count 1517 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 46 place count 1516 transition count 1943
Iterating global reduction 3 with 1 rules applied. Total rules applied 47 place count 1516 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 48 place count 1515 transition count 1942
Iterating global reduction 3 with 1 rules applied. Total rules applied 49 place count 1515 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 50 place count 1514 transition count 1941
Iterating global reduction 3 with 1 rules applied. Total rules applied 51 place count 1514 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 52 place count 1513 transition count 1940
Iterating global reduction 3 with 1 rules applied. Total rules applied 53 place count 1513 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 54 place count 1512 transition count 1938
Iterating global reduction 3 with 1 rules applied. Total rules applied 55 place count 1512 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 56 place count 1511 transition count 1936
Iterating global reduction 3 with 1 rules applied. Total rules applied 57 place count 1511 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 58 place count 1510 transition count 1935
Iterating global reduction 3 with 1 rules applied. Total rules applied 59 place count 1510 transition count 1935
Applied a total of 59 rules in 483 ms. Remains 1510 /1538 variables (removed 28) and now considering 1935/1969 (removed 34) transitions.
// Phase 1: matrix 1935 rows 1510 cols
[2023-03-07 21:13:40] [INFO ] Computed 3 place invariants in 14 ms
[2023-03-07 21:13:41] [INFO ] Implicit Places using invariants in 227 ms returned []
[2023-03-07 21:13:41] [INFO ] Invariant cache hit.
[2023-03-07 21:13:41] [INFO ] Implicit Places using invariants and state equation in 941 ms returned []
Implicit Place search using SMT with State Equation took 1170 ms to find 0 implicit places.
[2023-03-07 21:13:41] [INFO ] Invariant cache hit.
[2023-03-07 21:13:42] [INFO ] Dead Transitions using invariants and state equation in 706 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1510/1538 places, 1935/1969 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2359 ms. Remains : 1510/1538 places, 1935/1969 transitions.
Stuttering acceptance computed with spot in 195 ms :[p2, p2, (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p2, acceptance={0} source=1 dest: 1}, { cond=(AND p2 (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 2}, { cond=(AND p2 p0 (NOT p1)), acceptance={0} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 3}]], initial=0, aps=[p2:(OR (EQ s619 0) (EQ s1037 1)), p0:(NEQ s1113 1), p1:(OR (EQ s557 0) (EQ s103 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 133 steps with 0 reset in 2 ms.
FORMULA CloudReconfiguration-PT-307-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLCardinality-13 finished in 2584 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(F(p1))||p0))))'
Support contains 5 out of 1538 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1538/1538 places, 1969/1969 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 1532 transition count 1963
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 1532 transition count 1963
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 17 place count 1527 transition count 1956
Iterating global reduction 0 with 5 rules applied. Total rules applied 22 place count 1527 transition count 1956
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 25 place count 1524 transition count 1952
Iterating global reduction 0 with 3 rules applied. Total rules applied 28 place count 1524 transition count 1952
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 29 place count 1524 transition count 1951
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 31 place count 1522 transition count 1949
Iterating global reduction 1 with 2 rules applied. Total rules applied 33 place count 1522 transition count 1949
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 34 place count 1521 transition count 1948
Iterating global reduction 1 with 1 rules applied. Total rules applied 35 place count 1521 transition count 1948
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 36 place count 1520 transition count 1947
Iterating global reduction 1 with 1 rules applied. Total rules applied 37 place count 1520 transition count 1947
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 38 place count 1519 transition count 1946
Iterating global reduction 1 with 1 rules applied. Total rules applied 39 place count 1519 transition count 1946
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 40 place count 1518 transition count 1945
Iterating global reduction 1 with 1 rules applied. Total rules applied 41 place count 1518 transition count 1945
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 42 place count 1517 transition count 1944
Iterating global reduction 1 with 1 rules applied. Total rules applied 43 place count 1517 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 44 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 45 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 46 place count 1515 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 47 place count 1515 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 48 place count 1514 transition count 1939
Iterating global reduction 1 with 1 rules applied. Total rules applied 49 place count 1514 transition count 1939
Applied a total of 49 rules in 489 ms. Remains 1514 /1538 variables (removed 24) and now considering 1939/1969 (removed 30) transitions.
// Phase 1: matrix 1939 rows 1514 cols
[2023-03-07 21:13:43] [INFO ] Computed 3 place invariants in 16 ms
[2023-03-07 21:13:43] [INFO ] Implicit Places using invariants in 231 ms returned []
[2023-03-07 21:13:43] [INFO ] Invariant cache hit.
[2023-03-07 21:13:44] [INFO ] Implicit Places using invariants and state equation in 960 ms returned []
Implicit Place search using SMT with State Equation took 1192 ms to find 0 implicit places.
[2023-03-07 21:13:44] [INFO ] Invariant cache hit.
[2023-03-07 21:13:45] [INFO ] Dead Transitions using invariants and state equation in 706 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1514/1538 places, 1939/1969 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2389 ms. Remains : 1514/1538 places, 1939/1969 transitions.
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (EQ s1482 0) (AND (EQ s583 0) (EQ s109 1))), p1:(AND (EQ s67 0) (EQ s887 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 762 ms.
Product exploration explored 100000 steps with 50000 reset in 770 ms.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2112 edges and 1514 vertex of which 1506 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.5 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 5 factoid took 93 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-307-LTLCardinality-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-307-LTLCardinality-14 finished in 4166 ms.
All properties solved by simple procedures.
Total runtime 26746 ms.
BK_STOP 1678223628235
--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /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="CloudReconfiguration-PT-307"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-307, 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 r101-tall-167814474900051"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-307.tgz
mv CloudReconfiguration-PT-307 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 ;