About the Execution of ITS-Tools for CloudReconfiguration-PT-309
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 516.331 | 52314.00 | 94045.00 | 316.80 | FTTTTTFTFTFTFTFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2022-input.r042-smll-165252095500275.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-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 2-4028
Executing tool itstools
Input is CloudReconfiguration-PT-309, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r042-smll-165252095500275
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 888K
-rw-r--r-- 1 mcc users 6.0K Apr 29 14:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Apr 29 14:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Apr 29 14:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 29 14:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K May 9 07:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 9 07:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 9 07:20 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 9 07:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 9 07:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 9 07:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 660K May 10 09:33 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-309-LTLCardinality-00
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-01
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-02
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-03
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-04
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-05
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-06
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-07
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-08
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-09
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-10
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-11
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-12
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-13
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-14
FORMULA_NAME CloudReconfiguration-PT-309-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1652658931489
Running Version 202205111006
[2022-05-15 23:55:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-15 23:55:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-15 23:55:34] [INFO ] Load time of PNML (sax parser for PT used): 489 ms
[2022-05-15 23:55:34] [INFO ] Transformed 2585 places.
[2022-05-15 23:55:34] [INFO ] Transformed 3095 transitions.
[2022-05-15 23:55:34] [INFO ] Found NUPN structural information;
[2022-05-15 23:55:34] [INFO ] Parsed PT model containing 2585 places and 3095 transitions in 744 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 123 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Initial state reduction rules removed 1 formulas.
FORMULA CloudReconfiguration-PT-309-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-309-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-309-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-309-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-309-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-309-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-309-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-309-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 2585 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Discarding 513 places :
Symmetric choice reduction at 0 with 513 rule applications. Total rules 513 place count 2072 transition count 2582
Iterating global reduction 0 with 513 rules applied. Total rules applied 1026 place count 2072 transition count 2582
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 1053 place count 2072 transition count 2555
Discarding 236 places :
Symmetric choice reduction at 1 with 236 rule applications. Total rules 1289 place count 1836 transition count 2319
Iterating global reduction 1 with 236 rules applied. Total rules applied 1525 place count 1836 transition count 2319
Discarding 87 places :
Symmetric choice reduction at 1 with 87 rule applications. Total rules 1612 place count 1749 transition count 2232
Iterating global reduction 1 with 87 rules applied. Total rules applied 1699 place count 1749 transition count 2232
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 1715 place count 1749 transition count 2216
Discarding 48 places :
Symmetric choice reduction at 2 with 48 rule applications. Total rules 1763 place count 1701 transition count 2168
Iterating global reduction 2 with 48 rules applied. Total rules applied 1811 place count 1701 transition count 2168
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1820 place count 1701 transition count 2159
Discarding 35 places :
Symmetric choice reduction at 3 with 35 rule applications. Total rules 1855 place count 1666 transition count 2121
Iterating global reduction 3 with 35 rules applied. Total rules applied 1890 place count 1666 transition count 2121
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 1916 place count 1640 transition count 2095
Iterating global reduction 3 with 26 rules applied. Total rules applied 1942 place count 1640 transition count 2095
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 1966 place count 1616 transition count 2071
Iterating global reduction 3 with 24 rules applied. Total rules applied 1990 place count 1616 transition count 2071
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 2014 place count 1592 transition count 2047
Iterating global reduction 3 with 24 rules applied. Total rules applied 2038 place count 1592 transition count 2047
Discarding 20 places :
Symmetric choice reduction at 3 with 20 rule applications. Total rules 2058 place count 1572 transition count 2014
Iterating global reduction 3 with 20 rules applied. Total rules applied 2078 place count 1572 transition count 2014
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 2083 place count 1567 transition count 2006
Iterating global reduction 3 with 5 rules applied. Total rules applied 2088 place count 1567 transition count 2006
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 2093 place count 1562 transition count 1999
Iterating global reduction 3 with 5 rules applied. Total rules applied 2098 place count 1562 transition count 1999
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2099 place count 1562 transition count 1998
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2101 place count 1560 transition count 1996
Iterating global reduction 4 with 2 rules applied. Total rules applied 2103 place count 1560 transition count 1996
Applied a total of 2103 rules in 2884 ms. Remains 1560 /2585 variables (removed 1025) and now considering 1996/3095 (removed 1099) transitions.
// Phase 1: matrix 1996 rows 1560 cols
[2022-05-15 23:55:38] [INFO ] Computed 4 place invariants in 52 ms
[2022-05-15 23:55:38] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:55:38] [INFO ] Implicit Places using invariants in 737 ms returned []
// Phase 1: matrix 1996 rows 1560 cols
[2022-05-15 23:55:38] [INFO ] Computed 4 place invariants in 14 ms
[2022-05-15 23:55:39] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:55:39] [INFO ] Implicit Places using invariants and state equation in 1105 ms returned []
Implicit Place search using SMT with State Equation took 1885 ms to find 0 implicit places.
// Phase 1: matrix 1996 rows 1560 cols
[2022-05-15 23:55:39] [INFO ] Computed 4 place invariants in 27 ms
[2022-05-15 23:55:40] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:55:41] [INFO ] Dead Transitions using invariants and state equation in 1873 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1560/2585 places, 1996/3095 transitions.
Finished structural reductions, in 1 iterations. Remains : 1560/2585 places, 1996/3095 transitions.
Support contains 26 out of 1560 places after structural reductions.
[2022-05-15 23:55:42] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2022-05-15 23:55:42] [INFO ] Flatten gal took : 239 ms
FORMULA CloudReconfiguration-PT-309-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2022-05-15 23:55:42] [INFO ] Flatten gal took : 138 ms
[2022-05-15 23:55:42] [INFO ] Input system was already deterministic with 1996 transitions.
Incomplete random walk after 10000 steps, including 69 resets, run finished after 933 ms. (steps per millisecond=10 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 14) seen :1
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 160 ms. (steps per millisecond=62 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 153 ms. (steps per millisecond=65 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 128 ms. (steps per millisecond=78 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 116 ms. (steps per millisecond=86 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 105 ms. (steps per millisecond=95 ) properties (out of 13) seen :0
Interrupted probabilistic random walk after 299561 steps, run timeout after 6001 ms. (steps per millisecond=49 ) properties seen :{}
Probabilistic random walk after 299561 steps, saw 73886 distinct states, run finished after 6009 ms. (steps per millisecond=49 ) properties seen :0
Running SMT prover for 13 properties.
// Phase 1: matrix 1996 rows 1560 cols
[2022-05-15 23:55:51] [INFO ] Computed 4 place invariants in 17 ms
[2022-05-15 23:55:52] [INFO ] After 963ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:13
[2022-05-15 23:55:53] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 21 ms returned sat
[2022-05-15 23:55:55] [INFO ] After 2318ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :11
[2022-05-15 23:55:58] [INFO ] After 4605ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :11
Attempting to minimize the solution found.
Minimization took 1341 ms.
[2022-05-15 23:55:59] [INFO ] After 7252ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :11
Fused 13 Parikh solutions to 10 different solutions.
Parikh walk visited 8 properties in 336 ms.
Support contains 7 out of 1560 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1560/1560 places, 1996/1996 transitions.
Graph (trivial) has 1892 edges and 1560 vertex of which 691 / 1560 are part of one of the 64 SCC in 16 ms
Free SCC test removed 627 places
Drop transitions removed 789 transitions
Reduce isomorphic transitions removed 789 transitions.
Graph (complete) has 1383 edges and 933 vertex of which 924 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.14 ms
Discarding 9 places :
Also discarding 4 output transitions
Drop transitions removed 4 transitions
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions removed 519 transitions
Trivial Post-agglo rules discarded 519 transitions
Performed 519 trivial Post agglomeration. Transition count delta: 519
Iterating post reduction 0 with 526 rules applied. Total rules applied 528 place count 924 transition count 677
Reduce places removed 519 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 1 with 574 rules applied. Total rules applied 1102 place count 405 transition count 622
Reduce places removed 36 places and 0 transitions.
Iterating post reduction 2 with 36 rules applied. Total rules applied 1138 place count 369 transition count 622
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 48 Pre rules applied. Total rules applied 1138 place count 369 transition count 574
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 3 with 96 rules applied. Total rules applied 1234 place count 321 transition count 574
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 1245 place count 310 transition count 561
Iterating global reduction 3 with 11 rules applied. Total rules applied 1256 place count 310 transition count 561
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 1258 place count 310 transition count 559
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 1260 place count 308 transition count 559
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 1268 place count 300 transition count 550
Iterating global reduction 5 with 8 rules applied. Total rules applied 1276 place count 300 transition count 550
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1282 place count 300 transition count 544
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1284 place count 298 transition count 540
Iterating global reduction 6 with 2 rules applied. Total rules applied 1286 place count 298 transition count 540
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1287 place count 298 transition count 539
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1288 place count 297 transition count 537
Iterating global reduction 7 with 1 rules applied. Total rules applied 1289 place count 297 transition count 537
Performed 157 Post agglomeration using F-continuation condition with reduction of 106 identical transitions.
Deduced a syphon composed of 157 places in 0 ms
Reduce places removed 157 places and 0 transitions.
Iterating global reduction 7 with 314 rules applied. Total rules applied 1603 place count 140 transition count 274
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 7 with 21 rules applied. Total rules applied 1624 place count 140 transition count 253
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1627 place count 137 transition count 250
Iterating global reduction 8 with 3 rules applied. Total rules applied 1630 place count 137 transition count 250
Performed 12 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 8 with 24 rules applied. Total rules applied 1654 place count 125 transition count 236
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 1668 place count 125 transition count 222
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 1670 place count 124 transition count 221
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1671 place count 124 transition count 220
Performed 35 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 10 with 70 rules applied. Total rules applied 1741 place count 89 transition count 252
Drop transitions removed 10 transitions
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 10 with 37 rules applied. Total rules applied 1778 place count 89 transition count 215
Discarding 22 places :
Symmetric choice reduction at 11 with 22 rule applications. Total rules 1800 place count 67 transition count 178
Iterating global reduction 11 with 22 rules applied. Total rules applied 1822 place count 67 transition count 178
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 11 with 12 rules applied. Total rules applied 1834 place count 67 transition count 166
Discarding 5 places :
Symmetric choice reduction at 12 with 5 rule applications. Total rules 1839 place count 62 transition count 156
Iterating global reduction 12 with 5 rules applied. Total rules applied 1844 place count 62 transition count 156
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 12 with 5 rules applied. Total rules applied 1849 place count 62 transition count 151
Drop transitions removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 13 with 16 rules applied. Total rules applied 1865 place count 62 transition count 135
Discarding 1 places :
Symmetric choice reduction at 13 with 1 rule applications. Total rules 1866 place count 61 transition count 132
Iterating global reduction 13 with 1 rules applied. Total rules applied 1867 place count 61 transition count 132
Discarding 1 places :
Symmetric choice reduction at 13 with 1 rule applications. Total rules 1868 place count 60 transition count 131
Iterating global reduction 13 with 1 rules applied. Total rules applied 1869 place count 60 transition count 131
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 1870 place count 60 transition count 130
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 1871 place count 60 transition count 129
Free-agglomeration rule applied 5 times.
Iterating global reduction 14 with 5 rules applied. Total rules applied 1876 place count 60 transition count 124
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 1882 place count 55 transition count 123
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 1884 place count 55 transition count 123
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 1885 place count 55 transition count 122
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 1886 place count 54 transition count 121
Iterating global reduction 15 with 1 rules applied. Total rules applied 1887 place count 54 transition count 121
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1888 place count 53 transition count 120
Applied a total of 1888 rules in 399 ms. Remains 53 /1560 variables (removed 1507) and now considering 120/1996 (removed 1876) transitions.
Finished structural reductions, in 1 iterations. Remains : 53/1560 places, 120/1996 transitions.
Incomplete random walk after 10000 steps, including 124 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 3) seen :2
Finished Best-First random walk after 98 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=98 )
Successfully simplified 2 atomic propositions for a total of 7 simplifications.
FORMULA CloudReconfiguration-PT-309-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-309-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2177 edges and 1560 vertex of which 1551 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.43 ms
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 2 out of 1560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1560/1560 places, 1996/1996 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 1544 transition count 1980
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 1544 transition count 1980
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 34 place count 1544 transition count 1978
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 41 place count 1537 transition count 1970
Iterating global reduction 1 with 7 rules applied. Total rules applied 48 place count 1537 transition count 1970
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 49 place count 1537 transition count 1969
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 54 place count 1532 transition count 1962
Iterating global reduction 2 with 5 rules applied. Total rules applied 59 place count 1532 transition count 1962
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 60 place count 1532 transition count 1961
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 64 place count 1528 transition count 1956
Iterating global reduction 3 with 4 rules applied. Total rules applied 68 place count 1528 transition count 1956
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 69 place count 1528 transition count 1955
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 71 place count 1526 transition count 1952
Iterating global reduction 4 with 2 rules applied. Total rules applied 73 place count 1526 transition count 1952
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 75 place count 1524 transition count 1949
Iterating global reduction 4 with 2 rules applied. Total rules applied 77 place count 1524 transition count 1949
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 79 place count 1522 transition count 1947
Iterating global reduction 4 with 2 rules applied. Total rules applied 81 place count 1522 transition count 1947
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 82 place count 1522 transition count 1946
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 83 place count 1521 transition count 1945
Iterating global reduction 5 with 1 rules applied. Total rules applied 84 place count 1521 transition count 1945
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 85 place count 1520 transition count 1944
Iterating global reduction 5 with 1 rules applied. Total rules applied 86 place count 1520 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 87 place count 1519 transition count 1942
Iterating global reduction 5 with 1 rules applied. Total rules applied 88 place count 1519 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 89 place count 1518 transition count 1940
Iterating global reduction 5 with 1 rules applied. Total rules applied 90 place count 1518 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 91 place count 1517 transition count 1939
Iterating global reduction 5 with 1 rules applied. Total rules applied 92 place count 1517 transition count 1939
Applied a total of 92 rules in 992 ms. Remains 1517 /1560 variables (removed 43) and now considering 1939/1996 (removed 57) transitions.
// Phase 1: matrix 1939 rows 1517 cols
[2022-05-15 23:56:01] [INFO ] Computed 4 place invariants in 11 ms
[2022-05-15 23:56:02] [INFO ] Implicit Places using invariants in 369 ms returned []
// Phase 1: matrix 1939 rows 1517 cols
[2022-05-15 23:56:02] [INFO ] Computed 4 place invariants in 10 ms
[2022-05-15 23:56:02] [INFO ] Implicit Places using invariants and state equation in 676 ms returned []
Implicit Place search using SMT with State Equation took 1049 ms to find 0 implicit places.
// Phase 1: matrix 1939 rows 1517 cols
[2022-05-15 23:56:02] [INFO ] Computed 4 place invariants in 10 ms
[2022-05-15 23:56:03] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:56:04] [INFO ] Dead Transitions using invariants and state equation in 1742 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1517/1560 places, 1939/1996 transitions.
Finished structural reductions, in 1 iterations. Remains : 1517/1560 places, 1939/1996 transitions.
Stuttering acceptance computed with spot in 336 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLCardinality-01 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:(OR (EQ s1476 0) (EQ s898 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 2076 ms.
Product exploration explored 100000 steps with 50000 reset in 2063 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2117 edges and 1517 vertex of which 1508 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.10 ms
Computed a total of 27 stabilizing places and 29 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 66 ms. Reduced automaton from 3 states, 3 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA CloudReconfiguration-PT-309-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-309-LTLCardinality-01 finished in 8450 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U !p1))'
Support contains 4 out of 1560 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1560/1560 places, 1996/1996 transitions.
Graph (trivial) has 1899 edges and 1560 vertex of which 688 / 1560 are part of one of the 62 SCC in 4 ms
Free SCC test removed 626 places
Ensure Unique test removed 725 transitions
Reduce isomorphic transitions removed 725 transitions.
Graph (complete) has 1446 edges and 934 vertex of which 925 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 511 transitions
Trivial Post-agglo rules discarded 511 transitions
Performed 511 trivial Post agglomeration. Transition count delta: 511
Iterating post reduction 0 with 511 rules applied. Total rules applied 513 place count 924 transition count 754
Reduce places removed 511 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 536 rules applied. Total rules applied 1049 place count 413 transition count 729
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 1062 place count 401 transition count 728
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1063 place count 400 transition count 728
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1063 place count 400 transition count 682
Deduced a syphon composed of 46 places in 3 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1155 place count 354 transition count 682
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1171 place count 338 transition count 657
Iterating global reduction 4 with 16 rules applied. Total rules applied 1187 place count 338 transition count 657
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 2 rules applied. Total rules applied 1189 place count 338 transition count 655
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1191 place count 336 transition count 655
Discarding 9 places :
Symmetric choice reduction at 6 with 9 rule applications. Total rules 1200 place count 327 transition count 643
Iterating global reduction 6 with 9 rules applied. Total rules applied 1209 place count 327 transition count 643
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1215 place count 327 transition count 637
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1217 place count 325 transition count 633
Iterating global reduction 7 with 2 rules applied. Total rules applied 1219 place count 325 transition count 633
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1221 place count 323 transition count 629
Iterating global reduction 7 with 2 rules applied. Total rules applied 1223 place count 323 transition count 629
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1225 place count 321 transition count 625
Iterating global reduction 7 with 2 rules applied. Total rules applied 1227 place count 321 transition count 625
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1229 place count 319 transition count 621
Iterating global reduction 7 with 2 rules applied. Total rules applied 1231 place count 319 transition count 621
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1232 place count 318 transition count 619
Iterating global reduction 7 with 1 rules applied. Total rules applied 1233 place count 318 transition count 619
Performed 153 Post agglomeration using F-continuation condition with reduction of 93 identical transitions.
Deduced a syphon composed of 153 places in 0 ms
Reduce places removed 153 places and 0 transitions.
Iterating global reduction 7 with 306 rules applied. Total rules applied 1539 place count 165 transition count 373
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 7 with 16 rules applied. Total rules applied 1555 place count 165 transition count 357
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1559 place count 161 transition count 352
Iterating global reduction 8 with 4 rules applied. Total rules applied 1563 place count 161 transition count 352
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 8 with 22 rules applied. Total rules applied 1585 place count 150 transition count 339
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 8 with 12 rules applied. Total rules applied 1597 place count 150 transition count 327
Performed 19 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 9 with 38 rules applied. Total rules applied 1635 place count 131 transition count 363
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 9 with 20 rules applied. Total rules applied 1655 place count 131 transition count 343
Discarding 10 places :
Symmetric choice reduction at 10 with 10 rule applications. Total rules 1665 place count 121 transition count 320
Iterating global reduction 10 with 10 rules applied. Total rules applied 1675 place count 121 transition count 320
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1681 place count 121 transition count 314
Drop transitions removed 38 transitions
Redundant transition composition rules discarded 38 transitions
Iterating global reduction 11 with 38 rules applied. Total rules applied 1719 place count 121 transition count 276
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 1720 place count 121 transition count 276
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1721 place count 120 transition count 275
Applied a total of 1721 rules in 198 ms. Remains 120 /1560 variables (removed 1440) and now considering 275/1996 (removed 1721) transitions.
[2022-05-15 23:56:09] [INFO ] Flow matrix only has 219 transitions (discarded 56 similar events)
// Phase 1: matrix 219 rows 120 cols
[2022-05-15 23:56:09] [INFO ] Computed 0 place invariants in 3 ms
[2022-05-15 23:56:09] [INFO ] Implicit Places using invariants in 85 ms returned []
[2022-05-15 23:56:09] [INFO ] Flow matrix only has 219 transitions (discarded 56 similar events)
// Phase 1: matrix 219 rows 120 cols
[2022-05-15 23:56:09] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:56:09] [INFO ] State equation strengthened by 4 read => feed constraints.
[2022-05-15 23:56:09] [INFO ] Implicit Places using invariants and state equation in 175 ms returned [46, 82]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 269 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 118/1560 places, 275/1996 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 116 transition count 273
Applied a total of 1 rules in 16 ms. Remains 116 /118 variables (removed 2) and now considering 273/275 (removed 2) transitions.
[2022-05-15 23:56:09] [INFO ] Flow matrix only has 217 transitions (discarded 56 similar events)
// Phase 1: matrix 217 rows 116 cols
[2022-05-15 23:56:09] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:56:09] [INFO ] Implicit Places using invariants in 58 ms returned []
[2022-05-15 23:56:09] [INFO ] Flow matrix only has 217 transitions (discarded 56 similar events)
// Phase 1: matrix 217 rows 116 cols
[2022-05-15 23:56:09] [INFO ] Computed 0 place invariants in 2 ms
[2022-05-15 23:56:09] [INFO ] State equation strengthened by 3 read => feed constraints.
[2022-05-15 23:56:09] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 197 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 116/1560 places, 273/1996 transitions.
Finished structural reductions, in 2 iterations. Remains : 116/1560 places, 273/1996 transitions.
Stuttering acceptance computed with spot in 104 ms :[true, p1]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLCardinality-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND p1 p0), acceptance={0} source=1 dest: 1}]], initial=1, aps=[p1:(OR (EQ s76 0) (EQ s43 1)), p0:(OR (EQ s67 0) (EQ s9 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-309-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLCardinality-08 finished in 800 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(X(X(p1)))||X(p2)||p0)))'
Support contains 4 out of 1560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1560/1560 places, 1996/1996 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1545 transition count 1981
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1545 transition count 1981
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 32 place count 1545 transition count 1979
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 39 place count 1538 transition count 1971
Iterating global reduction 1 with 7 rules applied. Total rules applied 46 place count 1538 transition count 1971
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 47 place count 1538 transition count 1970
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 52 place count 1533 transition count 1963
Iterating global reduction 2 with 5 rules applied. Total rules applied 57 place count 1533 transition count 1963
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 58 place count 1533 transition count 1962
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 62 place count 1529 transition count 1957
Iterating global reduction 3 with 4 rules applied. Total rules applied 66 place count 1529 transition count 1957
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 67 place count 1529 transition count 1956
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 69 place count 1527 transition count 1954
Iterating global reduction 4 with 2 rules applied. Total rules applied 71 place count 1527 transition count 1954
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 73 place count 1525 transition count 1952
Iterating global reduction 4 with 2 rules applied. Total rules applied 75 place count 1525 transition count 1952
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 77 place count 1523 transition count 1950
Iterating global reduction 4 with 2 rules applied. Total rules applied 79 place count 1523 transition count 1950
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 81 place count 1521 transition count 1948
Iterating global reduction 4 with 2 rules applied. Total rules applied 83 place count 1521 transition count 1948
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 85 place count 1519 transition count 1946
Iterating global reduction 4 with 2 rules applied. Total rules applied 87 place count 1519 transition count 1946
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 89 place count 1517 transition count 1943
Iterating global reduction 4 with 2 rules applied. Total rules applied 91 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 92 place count 1516 transition count 1941
Iterating global reduction 4 with 1 rules applied. Total rules applied 93 place count 1516 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 94 place count 1515 transition count 1940
Iterating global reduction 4 with 1 rules applied. Total rules applied 95 place count 1515 transition count 1940
Applied a total of 95 rules in 1636 ms. Remains 1515 /1560 variables (removed 45) and now considering 1940/1996 (removed 56) transitions.
// Phase 1: matrix 1940 rows 1515 cols
[2022-05-15 23:56:11] [INFO ] Computed 4 place invariants in 31 ms
[2022-05-15 23:56:11] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:56:12] [INFO ] Implicit Places using invariants in 514 ms returned []
// Phase 1: matrix 1940 rows 1515 cols
[2022-05-15 23:56:12] [INFO ] Computed 4 place invariants in 15 ms
[2022-05-15 23:56:12] [INFO ] Implicit Places using invariants and state equation in 824 ms returned []
Implicit Place search using SMT with State Equation took 1360 ms to find 0 implicit places.
// Phase 1: matrix 1940 rows 1515 cols
[2022-05-15 23:56:12] [INFO ] Computed 4 place invariants in 19 ms
[2022-05-15 23:56:13] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:56:14] [INFO ] Dead Transitions using invariants and state equation in 1651 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1515/1560 places, 1940/1996 transitions.
Finished structural reductions, in 1 iterations. Remains : 1515/1560 places, 1940/1996 transitions.
Stuttering acceptance computed with spot in 161 ms :[true, (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLCardinality-09 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: 3}], [{ cond=(NOT p2), acceptance={} source=3 dest: 4}], [{ cond=(NOT p1), acceptance={} source=4 dest: 0}, { cond=p1, acceptance={} source=4 dest: 4}]], initial=1, aps=[p0:(OR (EQ s591 0) (EQ s507 1)), p2:(OR (EQ s79 0) (EQ s1318 1)), p1:(OR (EQ s591 0) (EQ s507 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, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1814 ms.
Product exploration explored 100000 steps with 50000 reset in 1616 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2117 edges and 1515 vertex of which 1506 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.8 ms
Computed a total of 27 stabilizing places and 29 stable transitions
Knowledge obtained : [(AND p0 p2 p1), (X p0), (X (X p2))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 125 ms. Reduced automaton from 5 states, 6 edges and 3 AP to 1 states, 0 edges and 0 AP.
FORMULA CloudReconfiguration-PT-309-LTLCardinality-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-309-LTLCardinality-09 finished in 8415 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(G(p0)))&&G(F(p1))))'
Support contains 3 out of 1560 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1560/1560 places, 1996/1996 transitions.
Graph (trivial) has 1899 edges and 1560 vertex of which 692 / 1560 are part of one of the 63 SCC in 2 ms
Free SCC test removed 629 places
Ensure Unique test removed 729 transitions
Reduce isomorphic transitions removed 729 transitions.
Graph (complete) has 1442 edges and 931 vertex of which 922 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.9 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 506 transitions
Trivial Post-agglo rules discarded 506 transitions
Performed 506 trivial Post agglomeration. Transition count delta: 506
Iterating post reduction 0 with 506 rules applied. Total rules applied 508 place count 921 transition count 755
Reduce places removed 506 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 531 rules applied. Total rules applied 1039 place count 415 transition count 730
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 1052 place count 403 transition count 729
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1053 place count 402 transition count 729
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1053 place count 402 transition count 683
Deduced a syphon composed of 46 places in 1 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1145 place count 356 transition count 683
Discarding 19 places :
Symmetric choice reduction at 4 with 19 rule applications. Total rules 1164 place count 337 transition count 654
Iterating global reduction 4 with 19 rules applied. Total rules applied 1183 place count 337 transition count 654
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 2 rules applied. Total rules applied 1185 place count 337 transition count 652
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1187 place count 335 transition count 652
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1198 place count 324 transition count 637
Iterating global reduction 6 with 11 rules applied. Total rules applied 1209 place count 324 transition count 637
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1215 place count 324 transition count 631
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1219 place count 320 transition count 623
Iterating global reduction 7 with 4 rules applied. Total rules applied 1223 place count 320 transition count 623
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1224 place count 320 transition count 622
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1227 place count 317 transition count 616
Iterating global reduction 8 with 3 rules applied. Total rules applied 1230 place count 317 transition count 616
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1232 place count 315 transition count 612
Iterating global reduction 8 with 2 rules applied. Total rules applied 1234 place count 315 transition count 612
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1236 place count 313 transition count 608
Iterating global reduction 8 with 2 rules applied. Total rules applied 1238 place count 313 transition count 608
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1239 place count 312 transition count 606
Iterating global reduction 8 with 1 rules applied. Total rules applied 1240 place count 312 transition count 606
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1241 place count 311 transition count 599
Iterating global reduction 8 with 1 rules applied. Total rules applied 1242 place count 311 transition count 599
Performed 148 Post agglomeration using F-continuation condition with reduction of 85 identical transitions.
Deduced a syphon composed of 148 places in 0 ms
Reduce places removed 148 places and 0 transitions.
Iterating global reduction 8 with 296 rules applied. Total rules applied 1538 place count 163 transition count 366
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 8 with 16 rules applied. Total rules applied 1554 place count 163 transition count 350
Discarding 4 places :
Symmetric choice reduction at 9 with 4 rule applications. Total rules 1558 place count 159 transition count 345
Iterating global reduction 9 with 4 rules applied. Total rules applied 1562 place count 159 transition count 345
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 9 with 24 rules applied. Total rules applied 1586 place count 147 transition count 331
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 9 with 13 rules applied. Total rules applied 1599 place count 147 transition count 318
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -36
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 10 with 36 rules applied. Total rules applied 1635 place count 129 transition count 354
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 10 with 19 rules applied. Total rules applied 1654 place count 129 transition count 335
Discarding 9 places :
Symmetric choice reduction at 11 with 9 rule applications. Total rules 1663 place count 120 transition count 317
Iterating global reduction 11 with 9 rules applied. Total rules applied 1672 place count 120 transition count 317
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 1678 place count 120 transition count 311
Drop transitions removed 39 transitions
Redundant transition composition rules discarded 39 transitions
Iterating global reduction 12 with 39 rules applied. Total rules applied 1717 place count 120 transition count 272
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 1718 place count 120 transition count 272
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 1719 place count 119 transition count 271
Applied a total of 1719 rules in 170 ms. Remains 119 /1560 variables (removed 1441) and now considering 271/1996 (removed 1725) transitions.
[2022-05-15 23:56:18] [INFO ] Flow matrix only has 215 transitions (discarded 56 similar events)
// Phase 1: matrix 215 rows 119 cols
[2022-05-15 23:56:18] [INFO ] Computed 0 place invariants in 2 ms
[2022-05-15 23:56:18] [INFO ] Implicit Places using invariants in 77 ms returned []
[2022-05-15 23:56:18] [INFO ] Flow matrix only has 215 transitions (discarded 56 similar events)
// Phase 1: matrix 215 rows 119 cols
[2022-05-15 23:56:18] [INFO ] Computed 0 place invariants in 5 ms
[2022-05-15 23:56:18] [INFO ] State equation strengthened by 4 read => feed constraints.
[2022-05-15 23:56:18] [INFO ] Implicit Places using invariants and state equation in 266 ms returned [44, 79]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 348 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 117/1560 places, 271/1996 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 115 transition count 269
Applied a total of 1 rules in 9 ms. Remains 115 /117 variables (removed 2) and now considering 269/271 (removed 2) transitions.
[2022-05-15 23:56:18] [INFO ] Flow matrix only has 213 transitions (discarded 56 similar events)
// Phase 1: matrix 213 rows 115 cols
[2022-05-15 23:56:18] [INFO ] Computed 0 place invariants in 2 ms
[2022-05-15 23:56:18] [INFO ] Implicit Places using invariants in 78 ms returned []
[2022-05-15 23:56:18] [INFO ] Flow matrix only has 213 transitions (discarded 56 similar events)
// Phase 1: matrix 213 rows 115 cols
[2022-05-15 23:56:18] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:56:19] [INFO ] State equation strengthened by 3 read => feed constraints.
[2022-05-15 23:56:19] [INFO ] Implicit Places using invariants and state equation in 139 ms returned []
Implicit Place search using SMT with State Equation took 220 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 115/1560 places, 269/1996 transitions.
Finished structural reductions, in 2 iterations. Remains : 115/1560 places, 269/1996 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLCardinality-10 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=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(NEQ s8 1), p1:(OR (EQ s63 0) (EQ s98 1))], 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 2311 steps with 201 reset in 15 ms.
FORMULA CloudReconfiguration-PT-309-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLCardinality-10 finished in 905 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(!(G(p0) U p1))))'
Support contains 6 out of 1560 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1560/1560 places, 1996/1996 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1546 transition count 1982
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1546 transition count 1982
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 1546 transition count 1981
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 36 place count 1539 transition count 1973
Iterating global reduction 1 with 7 rules applied. Total rules applied 43 place count 1539 transition count 1973
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 44 place count 1539 transition count 1972
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 50 place count 1533 transition count 1964
Iterating global reduction 2 with 6 rules applied. Total rules applied 56 place count 1533 transition count 1964
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 60 place count 1529 transition count 1960
Iterating global reduction 2 with 4 rules applied. Total rules applied 64 place count 1529 transition count 1960
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 65 place count 1529 transition count 1959
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 68 place count 1526 transition count 1955
Iterating global reduction 3 with 3 rules applied. Total rules applied 71 place count 1526 transition count 1955
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 74 place count 1523 transition count 1951
Iterating global reduction 3 with 3 rules applied. Total rules applied 77 place count 1523 transition count 1951
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 80 place count 1520 transition count 1948
Iterating global reduction 3 with 3 rules applied. Total rules applied 83 place count 1520 transition count 1948
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 84 place count 1520 transition count 1947
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 86 place count 1518 transition count 1945
Iterating global reduction 4 with 2 rules applied. Total rules applied 88 place count 1518 transition count 1945
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 90 place count 1516 transition count 1943
Iterating global reduction 4 with 2 rules applied. Total rules applied 92 place count 1516 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 93 place count 1515 transition count 1942
Iterating global reduction 4 with 1 rules applied. Total rules applied 94 place count 1515 transition count 1942
Applied a total of 94 rules in 734 ms. Remains 1515 /1560 variables (removed 45) and now considering 1942/1996 (removed 54) transitions.
// Phase 1: matrix 1942 rows 1515 cols
[2022-05-15 23:56:20] [INFO ] Computed 4 place invariants in 41 ms
[2022-05-15 23:56:20] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:56:20] [INFO ] Implicit Places using invariants in 506 ms returned []
// Phase 1: matrix 1942 rows 1515 cols
[2022-05-15 23:56:20] [INFO ] Computed 4 place invariants in 10 ms
[2022-05-15 23:56:21] [INFO ] Implicit Places using invariants and state equation in 649 ms returned []
Implicit Place search using SMT with State Equation took 1158 ms to find 0 implicit places.
// Phase 1: matrix 1942 rows 1515 cols
[2022-05-15 23:56:21] [INFO ] Computed 4 place invariants in 9 ms
[2022-05-15 23:56:23] [INFO ] Dead Transitions using invariants and state equation in 2361 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1515/1560 places, 1942/1996 transitions.
Finished structural reductions, in 1 iterations. Remains : 1515/1560 places, 1942/1996 transitions.
Stuttering acceptance computed with spot in 147 ms :[p1, p1, (AND p1 p0)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}, { cond=(AND p0 p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(OR (EQ s1177 0) (EQ s122 1)), p0:(OR (EQ s1453 0) (EQ s129 1) (EQ s54 0) (EQ s642 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 155 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-309-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLCardinality-15 finished in 4439 ms.
All properties solved by simple procedures.
Total runtime 49791 ms.
BK_STOP 1652658983803
--------------------
content from stderr:
+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination LTLCardinality -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m
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-309"
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 2-4028"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-309, 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 r042-smll-165252095500275"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-309.tgz
mv CloudReconfiguration-PT-309 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 ;