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-165252095500276.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 LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r042-smll-165252095500276
=====================================================================

--------------------
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-LTLFireability-00
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-01
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-02
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-03
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-04
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-05
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-06
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-07
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-08
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-09
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-10
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-11
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-12
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-13
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-14
FORMULA_NAME CloudReconfiguration-PT-309-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1652658995618

Running Version 202205111006
[2022-05-15 23:56:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -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 23:56:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-15 23:56:38] [INFO ] Load time of PNML (sax parser for PT used): 483 ms
[2022-05-15 23:56:38] [INFO ] Transformed 2585 places.
[2022-05-15 23:56:38] [INFO ] Transformed 3095 transitions.
[2022-05-15 23:56:38] [INFO ] Found NUPN structural information;
[2022-05-15 23:56:38] [INFO ] Parsed PT model containing 2585 places and 3095 transitions in 764 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 22 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA CloudReconfiguration-PT-309-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 29 out of 2585 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Discarding 519 places :
Symmetric choice reduction at 0 with 519 rule applications. Total rules 519 place count 2066 transition count 2576
Iterating global reduction 0 with 519 rules applied. Total rules applied 1038 place count 2066 transition count 2576
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 1067 place count 2066 transition count 2547
Discarding 238 places :
Symmetric choice reduction at 1 with 238 rule applications. Total rules 1305 place count 1828 transition count 2309
Iterating global reduction 1 with 238 rules applied. Total rules applied 1543 place count 1828 transition count 2309
Discarding 87 places :
Symmetric choice reduction at 1 with 87 rule applications. Total rules 1630 place count 1741 transition count 2222
Iterating global reduction 1 with 87 rules applied. Total rules applied 1717 place count 1741 transition count 2222
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 1732 place count 1741 transition count 2207
Discarding 48 places :
Symmetric choice reduction at 2 with 48 rule applications. Total rules 1780 place count 1693 transition count 2159
Iterating global reduction 2 with 48 rules applied. Total rules applied 1828 place count 1693 transition count 2159
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 1836 place count 1693 transition count 2151
Discarding 38 places :
Symmetric choice reduction at 3 with 38 rule applications. Total rules 1874 place count 1655 transition count 2108
Iterating global reduction 3 with 38 rules applied. Total rules applied 1912 place count 1655 transition count 2108
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 1940 place count 1627 transition count 2080
Iterating global reduction 3 with 28 rules applied. Total rules applied 1968 place count 1627 transition count 2080
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 1994 place count 1601 transition count 2054
Iterating global reduction 3 with 26 rules applied. Total rules applied 2020 place count 1601 transition count 2054
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 2046 place count 1575 transition count 2028
Iterating global reduction 3 with 26 rules applied. Total rules applied 2072 place count 1575 transition count 2028
Discarding 23 places :
Symmetric choice reduction at 3 with 23 rule applications. Total rules 2095 place count 1552 transition count 1990
Iterating global reduction 3 with 23 rules applied. Total rules applied 2118 place count 1552 transition count 1990
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 2125 place count 1545 transition count 1978
Iterating global reduction 3 with 7 rules applied. Total rules applied 2132 place count 1545 transition count 1978
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 2139 place count 1538 transition count 1969
Iterating global reduction 3 with 7 rules applied. Total rules applied 2146 place count 1538 transition count 1969
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 2149 place count 1538 transition count 1966
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2151 place count 1536 transition count 1964
Iterating global reduction 4 with 2 rules applied. Total rules applied 2153 place count 1536 transition count 1964
Applied a total of 2153 rules in 2717 ms. Remains 1536 /2585 variables (removed 1049) and now considering 1964/3095 (removed 1131) transitions.
// Phase 1: matrix 1964 rows 1536 cols
[2022-05-15 23:56:41] [INFO ] Computed 4 place invariants in 63 ms
[2022-05-15 23:56:42] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:56:42] [INFO ] Implicit Places using invariants in 742 ms returned []
// Phase 1: matrix 1964 rows 1536 cols
[2022-05-15 23:56:42] [INFO ] Computed 4 place invariants in 13 ms
[2022-05-15 23:56:43] [INFO ] Implicit Places using invariants and state equation in 987 ms returned []
Implicit Place search using SMT with State Equation took 1777 ms to find 0 implicit places.
// Phase 1: matrix 1964 rows 1536 cols
[2022-05-15 23:56:43] [INFO ] Computed 4 place invariants in 13 ms
[2022-05-15 23:56:44] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:56:46] [INFO ] Dead Transitions using invariants and state equation in 2429 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1536/2585 places, 1964/3095 transitions.
Finished structural reductions, in 1 iterations. Remains : 1536/2585 places, 1964/3095 transitions.
Support contains 29 out of 1536 places after structural reductions.
[2022-05-15 23:56:46] [INFO ] Flatten gal took : 300 ms
[2022-05-15 23:56:46] [INFO ] Flatten gal took : 184 ms
[2022-05-15 23:56:47] [INFO ] Input system was already deterministic with 1964 transitions.
Incomplete random walk after 10000 steps, including 69 resets, run finished after 991 ms. (steps per millisecond=10 ) properties (out of 31) seen :8
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 23) seen :0
Running SMT prover for 23 properties.
// Phase 1: matrix 1964 rows 1536 cols
[2022-05-15 23:56:48] [INFO ] Computed 4 place invariants in 10 ms
[2022-05-15 23:56:50] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 20 ms returned sat
[2022-05-15 23:56:51] [INFO ] After 1401ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:20
[2022-05-15 23:56:52] [INFO ] After 1912ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :3 real:20
Attempting to minimize the solution found.
Minimization took 366 ms.
[2022-05-15 23:56:52] [INFO ] After 3688ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :3 real:20
[2022-05-15 23:56:53] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 14 ms returned sat
[2022-05-15 23:56:58] [INFO ] After 3532ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :23
[2022-05-15 23:57:01] [INFO ] After 7299ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :23
Attempting to minimize the solution found.
Minimization took 2431 ms.
[2022-05-15 23:57:04] [INFO ] After 11798ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :23
Fused 23 Parikh solutions to 21 different solutions.
Parikh walk visited 17 properties in 390 ms.
Support contains 6 out of 1536 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Graph (trivial) has 1864 edges and 1536 vertex of which 688 / 1536 are part of one of the 63 SCC in 10 ms
Free SCC test removed 625 places
Drop transitions removed 788 transitions
Reduce isomorphic transitions removed 788 transitions.
Graph (complete) has 1348 edges and 911 vertex of which 902 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.7 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 503 transitions
Trivial Post-agglo rules discarded 503 transitions
Performed 503 trivial Post agglomeration. Transition count delta: 503
Iterating post reduction 0 with 510 rules applied. Total rules applied 512 place count 902 transition count 662
Reduce places removed 503 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions removed 38 transitions
Trivial Post-agglo rules discarded 38 transitions
Performed 38 trivial Post agglomeration. Transition count delta: 38
Iterating post reduction 1 with 562 rules applied. Total rules applied 1074 place count 399 transition count 603
Reduce places removed 38 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 39 rules applied. Total rules applied 1113 place count 361 transition count 602
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1114 place count 360 transition count 602
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 48 Pre rules applied. Total rules applied 1114 place count 360 transition count 554
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 4 with 96 rules applied. Total rules applied 1210 place count 312 transition count 554
Discarding 11 places :
Symmetric choice reduction at 4 with 11 rule applications. Total rules 1221 place count 301 transition count 539
Iterating global reduction 4 with 11 rules applied. Total rules applied 1232 place count 301 transition count 539
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 1234 place count 301 transition count 537
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1236 place count 299 transition count 537
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1243 place count 292 transition count 529
Iterating global reduction 6 with 7 rules applied. Total rules applied 1250 place count 292 transition count 529
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1256 place count 292 transition count 523
Performed 152 Post agglomeration using F-continuation condition with reduction of 99 identical transitions.
Deduced a syphon composed of 152 places in 1 ms
Reduce places removed 152 places and 0 transitions.
Iterating global reduction 7 with 304 rules applied. Total rules applied 1560 place count 140 transition count 272
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 7 with 19 rules applied. Total rules applied 1579 place count 140 transition count 253
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1582 place count 137 transition count 250
Iterating global reduction 8 with 3 rules applied. Total rules applied 1585 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 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 8 with 24 rules applied. Total rules applied 1609 place count 125 transition count 236
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1624 place count 125 transition count 221
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 1626 place count 124 transition count 220
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1628 place count 124 transition count 218
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 10 with 2 rules applied. Total rules applied 1630 place count 123 transition count 217
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 1631 place count 123 transition count 216
Performed 36 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 11 with 72 rules applied. Total rules applied 1703 place count 87 transition count 247
Drop transitions removed 11 transitions
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 11 with 40 rules applied. Total rules applied 1743 place count 87 transition count 207
Discarding 22 places :
Symmetric choice reduction at 12 with 22 rule applications. Total rules 1765 place count 65 transition count 171
Iterating global reduction 12 with 22 rules applied. Total rules applied 1787 place count 65 transition count 171
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 12 with 13 rules applied. Total rules applied 1800 place count 65 transition count 158
Discarding 6 places :
Symmetric choice reduction at 13 with 6 rule applications. Total rules 1806 place count 59 transition count 146
Iterating global reduction 13 with 6 rules applied. Total rules applied 1812 place count 59 transition count 146
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 13 with 6 rules applied. Total rules applied 1818 place count 59 transition count 140
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 14 with 10 rules applied. Total rules applied 1828 place count 59 transition count 130
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 1829 place count 58 transition count 127
Iterating global reduction 14 with 1 rules applied. Total rules applied 1830 place count 58 transition count 127
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 1831 place count 57 transition count 126
Iterating global reduction 14 with 1 rules applied. Total rules applied 1832 place count 57 transition count 126
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 1 rules applied. Total rules applied 1833 place count 57 transition count 125
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 1834 place count 57 transition count 124
Free-agglomeration rule applied 6 times.
Iterating global reduction 15 with 6 rules applied. Total rules applied 1840 place count 57 transition count 118
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 8 rules applied. Total rules applied 1848 place count 51 transition count 116
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1849 place count 51 transition count 115
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 16 with 4 rules applied. Total rules applied 1853 place count 51 transition count 115
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1854 place count 51 transition count 114
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1855 place count 50 transition count 113
Applied a total of 1855 rules in 276 ms. Remains 50 /1536 variables (removed 1486) and now considering 113/1964 (removed 1851) transitions.
Finished structural reductions, in 1 iterations. Remains : 50/1536 places, 113/1964 transitions.
Finished random walk after 393 steps, including 6 resets, run visited all 6 properties in 8 ms. (steps per millisecond=49 )
FORMULA CloudReconfiguration-PT-309-LTLFireability-11 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA CloudReconfiguration-PT-309-LTLFireability-12 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA CloudReconfiguration-PT-309-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 28 stabilizing places and 30 stable transitions
Graph (complete) has 2141 edges and 1536 vertex of which 1527 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.29 ms
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(((!(p0 U p1)||p2)&&p3)))'
Support contains 3 out of 1536 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1526 transition count 1953
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1526 transition count 1953
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 28 place count 1518 transition count 1944
Iterating global reduction 0 with 8 rules applied. Total rules applied 36 place count 1518 transition count 1944
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 39 place count 1518 transition count 1941
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 42 place count 1515 transition count 1938
Iterating global reduction 1 with 3 rules applied. Total rules applied 45 place count 1515 transition count 1938
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 46 place count 1515 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 47 place count 1514 transition count 1936
Iterating global reduction 2 with 1 rules applied. Total rules applied 48 place count 1514 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 49 place count 1513 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 50 place count 1513 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 51 place count 1512 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 52 place count 1512 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 53 place count 1511 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 54 place count 1511 transition count 1933
Applied a total of 54 rules in 1340 ms. Remains 1511 /1536 variables (removed 25) and now considering 1933/1964 (removed 31) transitions.
// Phase 1: matrix 1933 rows 1511 cols
[2022-05-15 23:57:06] [INFO ] Computed 4 place invariants in 18 ms
[2022-05-15 23:57:07] [INFO ] Implicit Places using invariants in 430 ms returned []
// Phase 1: matrix 1933 rows 1511 cols
[2022-05-15 23:57:07] [INFO ] Computed 4 place invariants in 12 ms
[2022-05-15 23:57:07] [INFO ] Implicit Places using invariants and state equation in 622 ms returned []
Implicit Place search using SMT with State Equation took 1062 ms to find 0 implicit places.
// Phase 1: matrix 1933 rows 1511 cols
[2022-05-15 23:57:07] [INFO ] Computed 4 place invariants in 11 ms
[2022-05-15 23:57:09] [INFO ] Dead Transitions using invariants and state equation in 1984 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1511/1536 places, 1933/1964 transitions.
Finished structural reductions, in 1 iterations. Remains : 1511/1536 places, 1933/1964 transitions.
Stuttering acceptance computed with spot in 485 ms :[true, (OR (NOT p3) (AND p1 (NOT p2))), p1, (OR (NOT p3) (AND p1 (NOT p2)))]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}], [{ cond=(OR (NOT p3) (AND (NOT p2) p1)), acceptance={} source=3 dest: 0}, { cond=(AND p3 (NOT p2) p0 (NOT p1)), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(EQ s112 1), p0:(EQ s1056 1), p3:(OR (EQ s1056 0) (EQ s367 0)), p2:(EQ s1056 0)], 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][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1856 ms.
Product exploration explored 100000 steps with 50000 reset in 1669 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2110 edges and 1511 vertex of which 1502 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.22 ms
Computed a total of 27 stabilizing places and 29 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) p3 p2), (X (NOT (AND p3 (NOT p2) p0 (NOT p1)))), (X (NOT (OR (NOT p3) (AND (NOT p2) p1)))), true, (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (NOT (OR (NOT p3) (AND (NOT p2) p1))))
Knowledge based reduction with 6 factoid took 193 ms. Reduced automaton from 4 states, 6 edges and 4 AP to 1 states, 0 edges and 0 AP.
FORMULA CloudReconfiguration-PT-309-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-309-LTLFireability-01 finished in 8720 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(F(G((X(G((X(p0)||p0)))&&p1))))))'
Support contains 2 out of 1536 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1525 transition count 1952
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1525 transition count 1952
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 31 place count 1516 transition count 1942
Iterating global reduction 0 with 9 rules applied. Total rules applied 40 place count 1516 transition count 1942
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 43 place count 1516 transition count 1939
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 47 place count 1512 transition count 1935
Iterating global reduction 1 with 4 rules applied. Total rules applied 51 place count 1512 transition count 1935
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 52 place count 1512 transition count 1934
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 54 place count 1510 transition count 1932
Iterating global reduction 2 with 2 rules applied. Total rules applied 56 place count 1510 transition count 1932
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 58 place count 1508 transition count 1930
Iterating global reduction 2 with 2 rules applied. Total rules applied 60 place count 1508 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 61 place count 1507 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 62 place count 1507 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 63 place count 1506 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 1506 transition count 1928
Applied a total of 64 rules in 528 ms. Remains 1506 /1536 variables (removed 30) and now considering 1928/1964 (removed 36) transitions.
// Phase 1: matrix 1928 rows 1506 cols
[2022-05-15 23:57:14] [INFO ] Computed 4 place invariants in 10 ms
[2022-05-15 23:57:14] [INFO ] Implicit Places using invariants in 340 ms returned []
// Phase 1: matrix 1928 rows 1506 cols
[2022-05-15 23:57:14] [INFO ] Computed 4 place invariants in 16 ms
[2022-05-15 23:57:15] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:57:15] [INFO ] Implicit Places using invariants and state equation in 834 ms returned []
Implicit Place search using SMT with State Equation took 1179 ms to find 0 implicit places.
// Phase 1: matrix 1928 rows 1506 cols
[2022-05-15 23:57:15] [INFO ] Computed 4 place invariants in 9 ms
[2022-05-15 23:57:17] [INFO ] Dead Transitions using invariants and state equation in 1627 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1506/1536 places, 1928/1964 transitions.
Finished structural reductions, in 1 iterations. Remains : 1506/1536 places, 1928/1964 transitions.
Stuttering acceptance computed with spot in 98 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(AND p1 p0), acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 p0), acceptance={} source=1 dest: 0}, { cond=(NOT p1), acceptance={0} source=1 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(EQ s967 1), p0:(EQ s824 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 99 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-03 finished in 3471 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((!X(!G(p0)) U (p1&&(G(F(p2))||p3))))'
Support contains 3 out of 1536 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1526 transition count 1953
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1526 transition count 1953
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 28 place count 1518 transition count 1944
Iterating global reduction 0 with 8 rules applied. Total rules applied 36 place count 1518 transition count 1944
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 39 place count 1518 transition count 1941
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 42 place count 1515 transition count 1938
Iterating global reduction 1 with 3 rules applied. Total rules applied 45 place count 1515 transition count 1938
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 47 place count 1513 transition count 1936
Iterating global reduction 1 with 2 rules applied. Total rules applied 49 place count 1513 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 51 place count 1511 transition count 1934
Iterating global reduction 1 with 2 rules applied. Total rules applied 53 place count 1511 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 54 place count 1510 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 55 place count 1510 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 56 place count 1509 transition count 1932
Iterating global reduction 1 with 1 rules applied. Total rules applied 57 place count 1509 transition count 1932
Applied a total of 57 rules in 503 ms. Remains 1509 /1536 variables (removed 27) and now considering 1932/1964 (removed 32) transitions.
// Phase 1: matrix 1932 rows 1509 cols
[2022-05-15 23:57:18] [INFO ] Computed 4 place invariants in 14 ms
[2022-05-15 23:57:18] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:57:18] [INFO ] Implicit Places using invariants in 486 ms returned []
// Phase 1: matrix 1932 rows 1509 cols
[2022-05-15 23:57:18] [INFO ] Computed 4 place invariants in 11 ms
[2022-05-15 23:57:19] [INFO ] Implicit Places using invariants and state equation in 758 ms returned []
Implicit Place search using SMT with State Equation took 1247 ms to find 0 implicit places.
// Phase 1: matrix 1932 rows 1509 cols
[2022-05-15 23:57:19] [INFO ] Computed 4 place invariants in 8 ms
[2022-05-15 23:57:21] [INFO ] Dead Transitions using invariants and state equation in 2073 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1509/1536 places, 1932/1964 transitions.
Finished structural reductions, in 1 iterations. Remains : 1509/1536 places, 1932/1964 transitions.
Stuttering acceptance computed with spot in 454 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p0), (AND (NOT p2) (NOT p0)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p3))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) (NOT p3))), true, (NOT p2), (NOT p2)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p3) (NOT p2)), acceptance={} source=0 dest: 3}, { cond=(AND p1 (NOT p3)), acceptance={} source=0 dest: 4}, { cond=(AND p1 (NOT p3)), acceptance={} source=0 dest: 5}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 6}], [{ cond=(AND (NOT p2) p0), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=2 dest: 7}], [{ cond=(OR (AND (NOT p1) (NOT p2)) (AND (NOT p3) (NOT p2))), acceptance={} source=3 dest: 2}, { cond=(OR (AND (NOT p1) (NOT p2)) (AND (NOT p3) (NOT p2))), acceptance={0} source=3 dest: 3}], [{ cond=p0, acceptance={} source=4 dest: 4}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=4 dest: 7}, { cond=(NOT p0), acceptance={} source=4 dest: 8}], [{ cond=(OR (AND (NOT p1) (NOT p2)) (AND (NOT p3) (NOT p2))), acceptance={} source=5 dest: 3}, { cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p0))), acceptance={} source=5 dest: 4}, { cond=(OR (NOT p1) (NOT p3)), acceptance={} source=5 dest: 5}], [{ cond=true, acceptance={0} source=6 dest: 6}], [{ cond=(NOT p2), acceptance={0} source=7 dest: 7}], [{ cond=(NOT p2), acceptance={} source=8 dest: 7}, { cond=true, acceptance={} source=8 dest: 8}]], initial=0, aps=[p1:(EQ s573 1), p3:(AND (EQ s337 1) (EQ s208 1)), p2:(EQ s337 1), p0:(EQ s208 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-04 finished in 4313 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 1 out of 1536 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1526 transition count 1953
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1526 transition count 1953
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 28 place count 1518 transition count 1944
Iterating global reduction 0 with 8 rules applied. Total rules applied 36 place count 1518 transition count 1944
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 39 place count 1518 transition count 1941
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 43 place count 1514 transition count 1937
Iterating global reduction 1 with 4 rules applied. Total rules applied 47 place count 1514 transition count 1937
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 48 place count 1514 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 50 place count 1512 transition count 1934
Iterating global reduction 2 with 2 rules applied. Total rules applied 52 place count 1512 transition count 1934
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 54 place count 1510 transition count 1932
Iterating global reduction 2 with 2 rules applied. Total rules applied 56 place count 1510 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 57 place count 1509 transition count 1931
Iterating global reduction 2 with 1 rules applied. Total rules applied 58 place count 1509 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 59 place count 1508 transition count 1930
Iterating global reduction 2 with 1 rules applied. Total rules applied 60 place count 1508 transition count 1930
Applied a total of 60 rules in 757 ms. Remains 1508 /1536 variables (removed 28) and now considering 1930/1964 (removed 34) transitions.
// Phase 1: matrix 1930 rows 1508 cols
[2022-05-15 23:57:22] [INFO ] Computed 4 place invariants in 17 ms
[2022-05-15 23:57:22] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:57:23] [INFO ] Implicit Places using invariants in 495 ms returned []
// Phase 1: matrix 1930 rows 1508 cols
[2022-05-15 23:57:23] [INFO ] Computed 4 place invariants in 15 ms
[2022-05-15 23:57:23] [INFO ] Implicit Places using invariants and state equation in 796 ms returned []
Implicit Place search using SMT with State Equation took 1293 ms to find 0 implicit places.
// Phase 1: matrix 1930 rows 1508 cols
[2022-05-15 23:57:23] [INFO ] Computed 4 place invariants in 14 ms
[2022-05-15 23:57:25] [INFO ] Dead Transitions using invariants and state equation in 2094 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1508/1536 places, 1930/1964 transitions.
Finished structural reductions, in 1 iterations. Remains : 1508/1536 places, 1930/1964 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(EQ s265 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 95 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-05 finished in 4300 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(p0)))'
Support contains 1 out of 1536 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1525 transition count 1952
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1525 transition count 1952
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 31 place count 1516 transition count 1942
Iterating global reduction 0 with 9 rules applied. Total rules applied 40 place count 1516 transition count 1942
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 43 place count 1516 transition count 1939
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 47 place count 1512 transition count 1935
Iterating global reduction 1 with 4 rules applied. Total rules applied 51 place count 1512 transition count 1935
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 52 place count 1512 transition count 1934
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 54 place count 1510 transition count 1932
Iterating global reduction 2 with 2 rules applied. Total rules applied 56 place count 1510 transition count 1932
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 58 place count 1508 transition count 1930
Iterating global reduction 2 with 2 rules applied. Total rules applied 60 place count 1508 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 61 place count 1507 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 62 place count 1507 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 63 place count 1506 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 1506 transition count 1928
Applied a total of 64 rules in 758 ms. Remains 1506 /1536 variables (removed 30) and now considering 1928/1964 (removed 36) transitions.
// Phase 1: matrix 1928 rows 1506 cols
[2022-05-15 23:57:26] [INFO ] Computed 4 place invariants in 13 ms
[2022-05-15 23:57:27] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:57:27] [INFO ] Implicit Places using invariants in 534 ms returned []
// Phase 1: matrix 1928 rows 1506 cols
[2022-05-15 23:57:27] [INFO ] Computed 4 place invariants in 8 ms
[2022-05-15 23:57:28] [INFO ] Implicit Places using invariants and state equation in 764 ms returned []
Implicit Place search using SMT with State Equation took 1300 ms to find 0 implicit places.
// Phase 1: matrix 1928 rows 1506 cols
[2022-05-15 23:57:28] [INFO ] Computed 4 place invariants in 12 ms
[2022-05-15 23:57:28] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:57:29] [INFO ] Dead Transitions using invariants and state equation in 1503 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1506/1536 places, 1928/1964 transitions.
Finished structural reductions, in 1 iterations. Remains : 1506/1536 places, 1928/1964 transitions.
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-06 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 s1278 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 50000 reset in 1899 ms.
Product exploration explored 100000 steps with 50000 reset in 1603 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2105 edges and 1506 vertex of which 1497 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 74 ms. Reduced automaton from 2 states, 2 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA CloudReconfiguration-PT-309-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-309-LTLFireability-06 finished in 7294 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(X(F((G(p0)&&F(p1)))))))'
Support contains 2 out of 1536 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Graph (trivial) has 1873 edges and 1536 vertex of which 676 / 1536 are part of one of the 62 SCC in 5 ms
Free SCC test removed 614 places
Ensure Unique test removed 717 transitions
Reduce isomorphic transitions removed 717 transitions.
Graph (complete) has 1420 edges and 922 vertex of which 913 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.4 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 504 transitions
Trivial Post-agglo rules discarded 504 transitions
Performed 504 trivial Post agglomeration. Transition count delta: 504
Iterating post reduction 0 with 504 rules applied. Total rules applied 506 place count 912 transition count 737
Reduce places removed 504 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 1 with 531 rules applied. Total rules applied 1037 place count 408 transition count 710
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 1051 place count 394 transition count 710
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 49 Pre rules applied. Total rules applied 1051 place count 394 transition count 661
Deduced a syphon composed of 49 places in 1 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 3 with 98 rules applied. Total rules applied 1149 place count 345 transition count 661
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1163 place count 331 transition count 637
Iterating global reduction 3 with 14 rules applied. Total rules applied 1177 place count 331 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 1179 place count 331 transition count 635
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 1181 place count 329 transition count 635
Discarding 9 places :
Symmetric choice reduction at 5 with 9 rule applications. Total rules 1190 place count 320 transition count 621
Iterating global reduction 5 with 9 rules applied. Total rules applied 1199 place count 320 transition count 621
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 1203 place count 320 transition count 617
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1205 place count 318 transition count 613
Iterating global reduction 6 with 2 rules applied. Total rules applied 1207 place count 318 transition count 613
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1209 place count 316 transition count 609
Iterating global reduction 6 with 2 rules applied. Total rules applied 1211 place count 316 transition count 609
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1213 place count 314 transition count 605
Iterating global reduction 6 with 2 rules applied. Total rules applied 1215 place count 314 transition count 605
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1217 place count 312 transition count 601
Iterating global reduction 6 with 2 rules applied. Total rules applied 1219 place count 312 transition count 601
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1221 place count 310 transition count 597
Iterating global reduction 6 with 2 rules applied. Total rules applied 1223 place count 310 transition count 597
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1224 place count 309 transition count 590
Iterating global reduction 6 with 1 rules applied. Total rules applied 1225 place count 309 transition count 590
Performed 142 Post agglomeration using F-continuation condition with reduction of 81 identical transitions.
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 6 with 284 rules applied. Total rules applied 1509 place count 167 transition count 367
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 6 with 11 rules applied. Total rules applied 1520 place count 167 transition count 356
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1524 place count 163 transition count 351
Iterating global reduction 7 with 4 rules applied. Total rules applied 1528 place count 163 transition count 351
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 1552 place count 151 transition count 337
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 1565 place count 151 transition count 324
Performed 21 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 21 places in 0 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 8 with 42 rules applied. Total rules applied 1607 place count 130 transition count 359
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 8 with 20 rules applied. Total rules applied 1627 place count 130 transition count 339
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 1636 place count 121 transition count 321
Iterating global reduction 9 with 9 rules applied. Total rules applied 1645 place count 121 transition count 321
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 1651 place count 121 transition count 315
Drop transitions removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 10 with 37 rules applied. Total rules applied 1688 place count 121 transition count 278
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1689 place count 120 transition count 277
Applied a total of 1689 rules in 214 ms. Remains 120 /1536 variables (removed 1416) and now considering 277/1964 (removed 1687) transitions.
[2022-05-15 23:57:33] [INFO ] Flow matrix only has 222 transitions (discarded 55 similar events)
// Phase 1: matrix 222 rows 120 cols
[2022-05-15 23:57:33] [INFO ] Computed 0 place invariants in 5 ms
[2022-05-15 23:57:33] [INFO ] Implicit Places using invariants in 114 ms returned []
[2022-05-15 23:57:33] [INFO ] Flow matrix only has 222 transitions (discarded 55 similar events)
// Phase 1: matrix 222 rows 120 cols
[2022-05-15 23:57:33] [INFO ] Computed 0 place invariants in 6 ms
[2022-05-15 23:57:33] [INFO ] State equation strengthened by 4 read => feed constraints.
[2022-05-15 23:57:33] [INFO ] Implicit Places using invariants and state equation in 226 ms returned [49, 114]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 343 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 118/1536 places, 277/1964 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 275
Applied a total of 1 rules in 21 ms. Remains 116 /118 variables (removed 2) and now considering 275/277 (removed 2) transitions.
[2022-05-15 23:57:34] [INFO ] Flow matrix only has 220 transitions (discarded 55 similar events)
// Phase 1: matrix 220 rows 116 cols
[2022-05-15 23:57:34] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:57:34] [INFO ] Implicit Places using invariants in 89 ms returned []
[2022-05-15 23:57:34] [INFO ] Flow matrix only has 220 transitions (discarded 55 similar events)
// Phase 1: matrix 220 rows 116 cols
[2022-05-15 23:57:34] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:57:34] [INFO ] State equation strengthened by 3 read => feed constraints.
[2022-05-15 23:57:34] [INFO ] Implicit Places using invariants and state equation in 198 ms returned []
Implicit Place search using SMT with State Equation took 296 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 116/1536 places, 275/1964 transitions.
Finished structural reductions, in 2 iterations. Remains : 116/1536 places, 275/1964 transitions.
Stuttering acceptance computed with spot in 142 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(EQ s8 1), p0:(EQ s48 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 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-07 finished in 1034 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 1 out of 1536 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1525 transition count 1952
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1525 transition count 1952
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 31 place count 1516 transition count 1942
Iterating global reduction 0 with 9 rules applied. Total rules applied 40 place count 1516 transition count 1942
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 43 place count 1516 transition count 1939
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 47 place count 1512 transition count 1935
Iterating global reduction 1 with 4 rules applied. Total rules applied 51 place count 1512 transition count 1935
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 52 place count 1512 transition count 1934
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 54 place count 1510 transition count 1932
Iterating global reduction 2 with 2 rules applied. Total rules applied 56 place count 1510 transition count 1932
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 58 place count 1508 transition count 1930
Iterating global reduction 2 with 2 rules applied. Total rules applied 60 place count 1508 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 61 place count 1507 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 62 place count 1507 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 63 place count 1506 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 1506 transition count 1928
Applied a total of 64 rules in 1100 ms. Remains 1506 /1536 variables (removed 30) and now considering 1928/1964 (removed 36) transitions.
// Phase 1: matrix 1928 rows 1506 cols
[2022-05-15 23:57:35] [INFO ] Computed 4 place invariants in 17 ms
[2022-05-15 23:57:36] [INFO ] Implicit Places using invariants in 467 ms returned []
// Phase 1: matrix 1928 rows 1506 cols
[2022-05-15 23:57:36] [INFO ] Computed 4 place invariants in 11 ms
[2022-05-15 23:57:36] [INFO ] Implicit Places using invariants and state equation in 711 ms returned []
Implicit Place search using SMT with State Equation took 1180 ms to find 0 implicit places.
// Phase 1: matrix 1928 rows 1506 cols
[2022-05-15 23:57:36] [INFO ] Computed 4 place invariants in 16 ms
[2022-05-15 23:57:37] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:57:38] [INFO ] Dead Transitions using invariants and state equation in 1998 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1506/1536 places, 1928/1964 transitions.
Finished structural reductions, in 1 iterations. Remains : 1506/1536 places, 1928/1964 transitions.
Stuttering acceptance computed with spot in 109 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(EQ s674 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 327 steps with 0 reset in 2 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-08 finished in 4424 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(!((X((G(p0) U X(p1)))||p0) U p2)))'
Support contains 3 out of 1536 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1527 transition count 1954
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1527 transition count 1954
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 25 place count 1520 transition count 1946
Iterating global reduction 0 with 7 rules applied. Total rules applied 32 place count 1520 transition count 1946
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 1520 transition count 1944
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 38 place count 1516 transition count 1940
Iterating global reduction 1 with 4 rules applied. Total rules applied 42 place count 1516 transition count 1940
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 43 place count 1516 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 45 place count 1514 transition count 1937
Iterating global reduction 2 with 2 rules applied. Total rules applied 47 place count 1514 transition count 1937
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 49 place count 1512 transition count 1935
Iterating global reduction 2 with 2 rules applied. Total rules applied 51 place count 1512 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 52 place count 1511 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 53 place count 1511 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 54 place count 1510 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 55 place count 1510 transition count 1933
Applied a total of 55 rules in 867 ms. Remains 1510 /1536 variables (removed 26) and now considering 1933/1964 (removed 31) transitions.
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:57:39] [INFO ] Computed 4 place invariants in 9 ms
[2022-05-15 23:57:40] [INFO ] Implicit Places using invariants in 395 ms returned []
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:57:40] [INFO ] Computed 4 place invariants in 12 ms
[2022-05-15 23:57:41] [INFO ] Implicit Places using invariants and state equation in 829 ms returned []
Implicit Place search using SMT with State Equation took 1227 ms to find 0 implicit places.
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:57:41] [INFO ] Computed 4 place invariants in 14 ms
[2022-05-15 23:57:41] [INFO ] SMT solver returned unknown. Retrying;
[2022-05-15 23:57:43] [INFO ] Dead Transitions using invariants and state equation in 2423 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1510/1536 places, 1933/1964 transitions.
Finished structural reductions, in 1 iterations. Remains : 1510/1536 places, 1933/1964 transitions.
Stuttering acceptance computed with spot in 514 ms :[true, p1, p0, p2, (AND p1 p2), (AND p1 p2), (AND p1 p2), p1, (AND p0 p2 p1), (AND p0 p1), (AND p0 p2), p2]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p1, acceptance={} source=1 dest: 0}], [{ cond=p0, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 11}], [{ cond=(AND (NOT p0) p2), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=4 dest: 5}, { cond=(AND p0 (NOT p2)), acceptance={} source=4 dest: 6}, { cond=(AND p0 p2), acceptance={} source=4 dest: 7}], [{ cond=(AND (NOT p0) p2 p1), acceptance={} source=5 dest: 1}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=5 dest: 5}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=5 dest: 6}, { cond=(AND p0 p2 p1), acceptance={} source=5 dest: 7}], [{ cond=(AND p2 p1), acceptance={} source=6 dest: 0}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=6 dest: 4}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=6 dest: 8}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=6 dest: 9}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=6 dest: 11}], [{ cond=p1, acceptance={} source=7 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=7 dest: 9}], [{ cond=(AND p0 p2 p1), acceptance={} source=8 dest: 2}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={} source=8 dest: 8}, { cond=(AND p0 p2 (NOT p1)), acceptance={} source=8 dest: 9}, { cond=(AND p0 (NOT p2) p1), acceptance={} source=8 dest: 10}], [{ cond=(AND p0 p1), acceptance={} source=9 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=9 dest: 9}], [{ cond=(AND p0 p2), acceptance={} source=10 dest: 2}, { cond=(AND p0 (NOT p2)), acceptance={} source=10 dest: 10}], [{ cond=p2, acceptance={} source=11 dest: 0}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=11 dest: 4}, { cond=(AND p0 (NOT p2)), acceptance={} source=11 dest: 11}]], initial=3, aps=[p1:(EQ s142 1), p0:(EQ s962 1), p2:(EQ s731 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 25000 reset in 1134 ms.
Product exploration explored 100000 steps with 25000 reset in 1032 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2110 edges and 1510 vertex of which 1501 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.7 ms
Computed a total of 27 stabilizing places and 29 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (X (NOT p2))), true, (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 10 factoid took 546 ms. Reduced automaton from 12 states, 30 edges and 3 AP to 12 states, 30 edges and 3 AP.
Stuttering acceptance computed with spot in 452 ms :[true, p1, p0, p2, (AND p1 p2), (AND p1 p2), p2, (AND p1 p2), p1, (AND p0 p2), (AND p0 p2 p1), (AND p0 p1)]
Incomplete random walk after 10000 steps, including 73 resets, run finished after 652 ms. (steps per millisecond=15 ) properties (out of 16) seen :3
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 197 ms. (steps per millisecond=50 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 18 resets, run finished after 147 ms. (steps per millisecond=68 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 143 ms. (steps per millisecond=69 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 149 ms. (steps per millisecond=67 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 20 resets, run finished after 144 ms. (steps per millisecond=69 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 141 ms. (steps per millisecond=70 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10000 steps, including 17 resets, run finished after 138 ms. (steps per millisecond=72 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 147 ms. (steps per millisecond=68 ) 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
Running SMT prover for 13 properties.
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:57:49] [INFO ] Computed 4 place invariants in 8 ms
[2022-05-15 23:57:50] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 13 ms returned sat
[2022-05-15 23:57:52] [INFO ] After 1540ms SMT Verify possible using state equation in real domain returned unsat :2 sat :1 real:10
[2022-05-15 23:57:52] [INFO ] After 1729ms SMT Verify possible using trap constraints in real domain returned unsat :2 sat :0 real:11
[2022-05-15 23:57:52] [INFO ] After 2571ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:11
[2022-05-15 23:57:53] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 20 ms returned sat
[2022-05-15 23:57:55] [INFO ] After 1819ms SMT Verify possible using state equation in natural domain returned unsat :3 sat :10
[2022-05-15 23:57:56] [INFO ] After 3509ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :10
Attempting to minimize the solution found.
Minimization took 860 ms.
[2022-05-15 23:57:57] [INFO ] After 5461ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :10
Fused 13 Parikh solutions to 4 different solutions.
Parikh walk visited 4 properties in 70 ms.
Support contains 3 out of 1510 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1510/1510 places, 1933/1933 transitions.
Graph (trivial) has 1839 edges and 1510 vertex of which 687 / 1510 are part of one of the 62 SCC in 4 ms
Free SCC test removed 625 places
Drop transitions removed 789 transitions
Reduce isomorphic transitions removed 789 transitions.
Graph (complete) has 1316 edges and 885 vertex of which 876 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 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 490 transitions
Trivial Post-agglo rules discarded 490 transitions
Performed 490 trivial Post agglomeration. Transition count delta: 490
Iterating post reduction 0 with 497 rules applied. Total rules applied 499 place count 876 transition count 643
Reduce places removed 490 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions removed 37 transitions
Trivial Post-agglo rules discarded 37 transitions
Performed 37 trivial Post agglomeration. Transition count delta: 37
Iterating post reduction 1 with 547 rules applied. Total rules applied 1046 place count 386 transition count 586
Reduce places removed 37 places and 0 transitions.
Iterating post reduction 2 with 37 rules applied. Total rules applied 1083 place count 349 transition count 586
Performed 50 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 50 Pre rules applied. Total rules applied 1083 place count 349 transition count 536
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 1183 place count 299 transition count 536
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 1194 place count 288 transition count 520
Iterating global reduction 3 with 11 rules applied. Total rules applied 1205 place count 288 transition count 520
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 3 rules applied. Total rules applied 1208 place count 288 transition count 517
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1211 place count 285 transition count 517
Discarding 7 places :
Symmetric choice reduction at 5 with 7 rule applications. Total rules 1218 place count 278 transition count 509
Iterating global reduction 5 with 7 rules applied. Total rules applied 1225 place count 278 transition count 509
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1231 place count 278 transition count 503
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1232 place count 277 transition count 497
Iterating global reduction 6 with 1 rules applied. Total rules applied 1233 place count 277 transition count 497
Performed 144 Post agglomeration using F-continuation condition with reduction of 95 identical transitions.
Deduced a syphon composed of 144 places in 0 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 6 with 288 rules applied. Total rules applied 1521 place count 133 transition count 258
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 6 with 15 rules applied. Total rules applied 1536 place count 133 transition count 243
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1539 place count 130 transition count 240
Iterating global reduction 7 with 3 rules applied. Total rules applied 1542 place count 130 transition count 240
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 7 with 26 rules applied. Total rules applied 1568 place count 117 transition count 224
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 7 with 15 rules applied. Total rules applied 1583 place count 117 transition count 209
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 8 with 2 rules applied. Total rules applied 1585 place count 116 transition count 208
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 1587 place count 116 transition count 206
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 9 with 2 rules applied. Total rules applied 1589 place count 115 transition count 205
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1591 place count 115 transition count 203
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 1661 place count 80 transition count 234
Drop transitions removed 22 transitions
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 49 transitions.
Iterating post reduction 10 with 49 rules applied. Total rules applied 1710 place count 80 transition count 185
Discarding 23 places :
Symmetric choice reduction at 11 with 23 rule applications. Total rules 1733 place count 57 transition count 155
Iterating global reduction 11 with 23 rules applied. Total rules applied 1756 place count 57 transition count 155
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 11 with 13 rules applied. Total rules applied 1769 place count 57 transition count 142
Discarding 6 places :
Symmetric choice reduction at 12 with 6 rule applications. Total rules 1775 place count 51 transition count 130
Iterating global reduction 12 with 6 rules applied. Total rules applied 1781 place count 51 transition count 130
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 1787 place count 51 transition count 124
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 13 with 20 rules applied. Total rules applied 1807 place count 51 transition count 104
Discarding 2 places :
Symmetric choice reduction at 13 with 2 rule applications. Total rules 1809 place count 49 transition count 98
Iterating global reduction 13 with 2 rules applied. Total rules applied 1811 place count 49 transition count 98
Discarding 2 places :
Symmetric choice reduction at 13 with 2 rule applications. Total rules 1813 place count 47 transition count 96
Iterating global reduction 13 with 2 rules applied. Total rules applied 1815 place count 47 transition count 96
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 13 with 2 rules applied. Total rules applied 1817 place count 47 transition count 94
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 14 with 2 rules applied. Total rules applied 1819 place count 47 transition count 92
Free-agglomeration rule applied 4 times.
Iterating global reduction 14 with 4 rules applied. Total rules applied 1823 place count 47 transition count 88
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 5 rules applied. Total rules applied 1828 place count 43 transition count 87
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 1830 place count 43 transition count 87
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 1831 place count 43 transition count 86
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 1832 place count 42 transition count 85
Iterating global reduction 15 with 1 rules applied. Total rules applied 1833 place count 42 transition count 85
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1834 place count 41 transition count 84
Applied a total of 1834 rules in 117 ms. Remains 41 /1510 variables (removed 1469) and now considering 84/1933 (removed 1849) transitions.
Finished structural reductions, in 1 iterations. Remains : 41/1510 places, 84/1933 transitions.
Incomplete random walk after 10000 steps, including 183 resets, run finished after 223 ms. (steps per millisecond=44 ) properties (out of 6) seen :4
Incomplete Best-First random walk after 10001 steps, including 63 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 59 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2022-05-15 23:57:58] [INFO ] Flow matrix only has 79 transitions (discarded 5 similar events)
// Phase 1: matrix 79 rows 41 cols
[2022-05-15 23:57:58] [INFO ] Computed 4 place invariants in 1 ms
[2022-05-15 23:57:58] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2022-05-15 23:57:58] [INFO ] After 98ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2022-05-15 23:57:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2022-05-15 23:57:58] [INFO ] After 55ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2022-05-15 23:57:58] [INFO ] State equation strengthened by 2 read => feed constraints.
[2022-05-15 23:57:58] [INFO ] After 17ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2022-05-15 23:57:58] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 4 ms to minimize.
[2022-05-15 23:57:58] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 49 ms
[2022-05-15 23:57:58] [INFO ] After 72ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :0
[2022-05-15 23:57:58] [INFO ] After 173ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 5 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (X (NOT p2))), true, (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND p0 (NOT p2))))), (G (NOT (AND p1 p0 (NOT p2)))), (G (NOT (AND p1 p0 p2))), (G (NOT (AND p1 p0))), (G (NOT (AND (NOT p1) p0 p2))), (G (NOT (AND p0 p2)))]
False Knowledge obtained : [(F (AND p1 (NOT p0) (NOT p2))), (F (AND p0 (NOT p2))), (F (NOT (AND (NOT p0) (NOT p2)))), (F (AND (NOT p1) p0)), (F (AND p1 (NOT p0) p2)), (F (AND (NOT p1) p0 (NOT p2))), (F p1), (F (AND (NOT p0) p2)), (F p0), (F (AND p1 p2)), (F p2)]
Knowledge based reduction with 15 factoid took 1419 ms. Reduced automaton from 12 states, 30 edges and 3 AP to 7 states, 13 edges and 3 AP.
Stuttering acceptance computed with spot in 296 ms :[true, p2, p2, (AND p1 p2), (AND p2 p1), (AND p1 p2), p1]
Stuttering acceptance computed with spot in 264 ms :[true, p2, p2, (AND p1 p2), (AND p2 p1), (AND p1 p2), p1]
Support contains 3 out of 1510 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1510/1510 places, 1933/1933 transitions.
Applied a total of 0 rules in 94 ms. Remains 1510 /1510 variables (removed 0) and now considering 1933/1933 (removed 0) transitions.
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:58:00] [INFO ] Computed 4 place invariants in 9 ms
[2022-05-15 23:58:01] [INFO ] Implicit Places using invariants in 483 ms returned []
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:58:01] [INFO ] Computed 4 place invariants in 8 ms
[2022-05-15 23:58:01] [INFO ] Implicit Places using invariants and state equation in 774 ms returned []
Implicit Place search using SMT with State Equation took 1259 ms to find 0 implicit places.
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:58:01] [INFO ] Computed 4 place invariants in 14 ms
[2022-05-15 23:58:03] [INFO ] Dead Transitions using invariants and state equation in 1388 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1510/1510 places, 1933/1933 transitions.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2110 edges and 1510 vertex of which 1501 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 : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (X (NOT p2))), true, (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 556 ms. Reduced automaton from 7 states, 13 edges and 3 AP to 6 states, 7 edges and 2 AP.
Stuttering acceptance computed with spot in 272 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Incomplete random walk after 10000 steps, including 72 resets, run finished after 362 ms. (steps per millisecond=27 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 123 ms. (steps per millisecond=81 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 154 ms. (steps per millisecond=64 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 144096 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :{}
Probabilistic random walk after 144096 steps, saw 36716 distinct states, run finished after 3002 ms. (steps per millisecond=48 ) properties seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:58:07] [INFO ] Computed 4 place invariants in 8 ms
[2022-05-15 23:58:08] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 20 ms returned sat
[2022-05-15 23:58:10] [INFO ] After 1572ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2022-05-15 23:58:10] [INFO ] After 1806ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:3
[2022-05-15 23:58:10] [INFO ] After 2321ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2022-05-15 23:58:10] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 20 ms returned sat
[2022-05-15 23:58:12] [INFO ] After 1328ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2022-05-15 23:58:12] [INFO ] After 1820ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 379 ms.
[2022-05-15 23:58:13] [INFO ] After 2826ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 27 ms.
Support contains 2 out of 1510 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1510/1510 places, 1933/1933 transitions.
Graph (trivial) has 1842 edges and 1510 vertex of which 693 / 1510 are part of one of the 63 SCC in 3 ms
Free SCC test removed 630 places
Drop transitions removed 795 transitions
Reduce isomorphic transitions removed 795 transitions.
Graph (complete) has 1310 edges and 880 vertex of which 871 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 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 488 transitions
Trivial Post-agglo rules discarded 488 transitions
Performed 488 trivial Post agglomeration. Transition count delta: 488
Iterating post reduction 0 with 495 rules applied. Total rules applied 497 place count 871 transition count 639
Reduce places removed 488 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions removed 37 transitions
Trivial Post-agglo rules discarded 37 transitions
Performed 37 trivial Post agglomeration. Transition count delta: 37
Iterating post reduction 1 with 545 rules applied. Total rules applied 1042 place count 383 transition count 582
Reduce places removed 37 places and 0 transitions.
Iterating post reduction 2 with 37 rules applied. Total rules applied 1079 place count 346 transition count 582
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 49 Pre rules applied. Total rules applied 1079 place count 346 transition count 533
Deduced a syphon composed of 49 places in 1 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 3 with 98 rules applied. Total rules applied 1177 place count 297 transition count 533
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 1188 place count 286 transition count 517
Iterating global reduction 3 with 11 rules applied. Total rules applied 1199 place count 286 transition count 517
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 3 rules applied. Total rules applied 1202 place count 286 transition count 514
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1205 place count 283 transition count 514
Discarding 7 places :
Symmetric choice reduction at 5 with 7 rule applications. Total rules 1212 place count 276 transition count 506
Iterating global reduction 5 with 7 rules applied. Total rules applied 1219 place count 276 transition count 506
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1225 place count 276 transition count 500
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1226 place count 275 transition count 494
Iterating global reduction 6 with 1 rules applied. Total rules applied 1227 place count 275 transition count 494
Performed 145 Post agglomeration using F-continuation condition with reduction of 96 identical transitions.
Deduced a syphon composed of 145 places in 0 ms
Reduce places removed 145 places and 0 transitions.
Iterating global reduction 6 with 290 rules applied. Total rules applied 1517 place count 130 transition count 253
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 6 with 15 rules applied. Total rules applied 1532 place count 130 transition count 238
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1535 place count 127 transition count 235
Iterating global reduction 7 with 3 rules applied. Total rules applied 1538 place count 127 transition count 235
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 7 with 26 rules applied. Total rules applied 1564 place count 114 transition count 219
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 7 with 15 rules applied. Total rules applied 1579 place count 114 transition count 204
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 8 with 2 rules applied. Total rules applied 1581 place count 113 transition count 203
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 1583 place count 113 transition count 201
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 9 with 2 rules applied. Total rules applied 1585 place count 112 transition count 200
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1587 place count 112 transition count 198
Performed 34 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 10 with 68 rules applied. Total rules applied 1655 place count 78 transition count 229
Drop transitions removed 22 transitions
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 48 transitions.
Iterating post reduction 10 with 48 rules applied. Total rules applied 1703 place count 78 transition count 181
Discarding 23 places :
Symmetric choice reduction at 11 with 23 rule applications. Total rules 1726 place count 55 transition count 151
Iterating global reduction 11 with 23 rules applied. Total rules applied 1749 place count 55 transition count 151
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 11 with 14 rules applied. Total rules applied 1763 place count 55 transition count 137
Discarding 6 places :
Symmetric choice reduction at 12 with 6 rule applications. Total rules 1769 place count 49 transition count 125
Iterating global reduction 12 with 6 rules applied. Total rules applied 1775 place count 49 transition count 125
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 1781 place count 49 transition count 119
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 13 with 20 rules applied. Total rules applied 1801 place count 49 transition count 99
Discarding 2 places :
Symmetric choice reduction at 13 with 2 rule applications. Total rules 1803 place count 47 transition count 93
Iterating global reduction 13 with 2 rules applied. Total rules applied 1805 place count 47 transition count 93
Discarding 2 places :
Symmetric choice reduction at 13 with 2 rule applications. Total rules 1807 place count 45 transition count 91
Iterating global reduction 13 with 2 rules applied. Total rules applied 1809 place count 45 transition count 91
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 13 with 2 rules applied. Total rules applied 1811 place count 45 transition count 89
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 14 with 2 rules applied. Total rules applied 1813 place count 45 transition count 87
Free-agglomeration rule applied 4 times.
Iterating global reduction 14 with 4 rules applied. Total rules applied 1817 place count 45 transition count 83
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 5 rules applied. Total rules applied 1822 place count 41 transition count 82
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 1824 place count 41 transition count 82
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 1825 place count 41 transition count 81
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 1826 place count 40 transition count 80
Iterating global reduction 15 with 1 rules applied. Total rules applied 1827 place count 40 transition count 80
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1828 place count 39 transition count 79
Applied a total of 1828 rules in 139 ms. Remains 39 /1510 variables (removed 1471) and now considering 79/1933 (removed 1854) transitions.
Finished structural reductions, in 1 iterations. Remains : 39/1510 places, 79/1933 transitions.
Finished random walk after 96 steps, including 1 resets, run visited all 3 properties in 3 ms. (steps per millisecond=32 )
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2)))), (X (X (NOT p2))), true, (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2)))))]
False Knowledge obtained : [(F p1), (F (AND p1 (NOT p2))), (F (AND p1 p2))]
Knowledge based reduction with 8 factoid took 698 ms. Reduced automaton from 6 states, 7 edges and 2 AP to 6 states, 7 edges and 2 AP.
Stuttering acceptance computed with spot in 235 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 231 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Stuttering acceptance computed with spot in 223 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Product exploration explored 100000 steps with 25000 reset in 904 ms.
Product exploration explored 100000 steps with 25000 reset in 917 ms.
Applying partial POR strategy [true, true, false, false, false, false]
Stuttering acceptance computed with spot in 215 ms :[true, p1, (AND p1 p2), (AND p1 p2), (AND p1 p2), (AND p1 p2)]
Support contains 2 out of 1510 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1510/1510 places, 1933/1933 transitions.
Graph (trivial) has 1842 edges and 1510 vertex of which 693 / 1510 are part of one of the 63 SCC in 2 ms
Free SCC test removed 630 places
Ensure Unique test removed 731 transitions
Reduce isomorphic transitions removed 731 transitions.
Graph (complete) has 1373 edges and 880 vertex of which 871 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Performed 474 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 474 rules applied. Total rules applied 476 place count 871 transition count 1197
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 488 place count 871 transition count 1185
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 21 Pre rules applied. Total rules applied 488 place count 871 transition count 1198
Deduced a syphon composed of 495 places in 2 ms
Iterating global reduction 2 with 21 rules applied. Total rules applied 509 place count 871 transition count 1198
Discarding 283 places :
Symmetric choice reduction at 2 with 283 rule applications. Total rules 792 place count 588 transition count 905
Deduced a syphon composed of 228 places in 1 ms
Iterating global reduction 2 with 283 rules applied. Total rules applied 1075 place count 588 transition count 905
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 1087 place count 576 transition count 889
Deduced a syphon composed of 226 places in 1 ms
Iterating global reduction 2 with 12 rules applied. Total rules applied 1099 place count 576 transition count 889
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 1105 place count 576 transition count 883
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1117 place count 564 transition count 871
Deduced a syphon composed of 216 places in 1 ms
Iterating global reduction 3 with 12 rules applied. Total rules applied 1129 place count 564 transition count 871
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1131 place count 562 transition count 867
Deduced a syphon composed of 216 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1133 place count 562 transition count 867
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1135 place count 560 transition count 863
Deduced a syphon composed of 216 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1137 place count 560 transition count 863
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 1141 place count 556 transition count 859
Deduced a syphon composed of 214 places in 1 ms
Iterating global reduction 3 with 4 rules applied. Total rules applied 1145 place count 556 transition count 859
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 1146 place count 555 transition count 857
Deduced a syphon composed of 214 places in 2 ms
Iterating global reduction 3 with 1 rules applied. Total rules applied 1147 place count 555 transition count 857
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 1148 place count 554 transition count 855
Deduced a syphon composed of 214 places in 1 ms
Iterating global reduction 3 with 1 rules applied. Total rules applied 1149 place count 554 transition count 855
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1151 place count 552 transition count 852
Deduced a syphon composed of 213 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1153 place count 552 transition count 852
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1155 place count 550 transition count 844
Deduced a syphon composed of 212 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1157 place count 550 transition count 844
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1159 place count 548 transition count 842
Deduced a syphon composed of 211 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1161 place count 548 transition count 842
Performed 107 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 318 places in 1 ms
Iterating global reduction 3 with 107 rules applied. Total rules applied 1268 place count 548 transition count 917
Ensure Unique test removed 41 transitions
Reduce isomorphic transitions removed 41 transitions.
Iterating post reduction 3 with 41 rules applied. Total rules applied 1309 place count 548 transition count 876
Discarding 101 places :
Symmetric choice reduction at 4 with 101 rule applications. Total rules 1410 place count 447 transition count 765
Deduced a syphon composed of 227 places in 0 ms
Iterating global reduction 4 with 101 rules applied. Total rules applied 1511 place count 447 transition count 765
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 1517 place count 441 transition count 756
Deduced a syphon composed of 221 places in 1 ms
Iterating global reduction 4 with 6 rules applied. Total rules applied 1523 place count 441 transition count 756
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 228 places in 0 ms
Iterating global reduction 4 with 7 rules applied. Total rules applied 1530 place count 441 transition count 756
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 1535 place count 441 transition count 751
Discarding 15 places :
Symmetric choice reduction at 5 with 15 rule applications. Total rules 1550 place count 426 transition count 732
Deduced a syphon composed of 217 places in 0 ms
Iterating global reduction 5 with 15 rules applied. Total rules applied 1565 place count 426 transition count 732
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1571 place count 426 transition count 726
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 1575 place count 422 transition count 722
Deduced a syphon composed of 213 places in 0 ms
Iterating global reduction 6 with 4 rules applied. Total rules applied 1579 place count 422 transition count 722
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 216 places in 1 ms
Iterating global reduction 6 with 3 rules applied. Total rules applied 1582 place count 422 transition count 722
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1588 place count 422 transition count 716
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1591 place count 419 transition count 713
Deduced a syphon composed of 213 places in 0 ms
Iterating global reduction 7 with 3 rules applied. Total rules applied 1594 place count 419 transition count 713
Performed 72 Post agglomeration using F-continuation condition with reduction of 125 identical transitions.
Deduced a syphon composed of 285 places in 0 ms
Iterating global reduction 7 with 72 rules applied. Total rules applied 1666 place count 419 transition count 1043
Ensure Unique test removed 125 transitions
Reduce isomorphic transitions removed 125 transitions.
Iterating post reduction 7 with 125 rules applied. Total rules applied 1791 place count 419 transition count 918
Discarding 128 places :
Symmetric choice reduction at 8 with 128 rule applications. Total rules 1919 place count 291 transition count 577
Deduced a syphon composed of 166 places in 0 ms
Iterating global reduction 8 with 128 rules applied. Total rules applied 2047 place count 291 transition count 577
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 2062 place count 291 transition count 562
Discarding 27 places :
Symmetric choice reduction at 9 with 27 rule applications. Total rules 2089 place count 264 transition count 505
Deduced a syphon composed of 139 places in 0 ms
Iterating global reduction 9 with 27 rules applied. Total rules applied 2116 place count 264 transition count 505
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -48
Deduced a syphon composed of 142 places in 0 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2119 place count 264 transition count 553
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 2122 place count 261 transition count 526
Deduced a syphon composed of 139 places in 1 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2125 place count 261 transition count 526
Deduced a syphon composed of 139 places in 1 ms
Drop transitions removed 51 transitions
Redundant transition composition rules discarded 51 transitions
Iterating global reduction 9 with 51 rules applied. Total rules applied 2176 place count 261 transition count 475
Discarding 4 places :
Symmetric choice reduction at 9 with 4 rule applications. Total rules 2180 place count 257 transition count 471
Deduced a syphon composed of 135 places in 1 ms
Iterating global reduction 9 with 4 rules applied. Total rules applied 2184 place count 257 transition count 471
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 138 places in 0 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2187 place count 257 transition count 531
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 2190 place count 254 transition count 516
Deduced a syphon composed of 135 places in 0 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2193 place count 254 transition count 516
Deduced a syphon composed of 135 places in 0 ms
Applied a total of 2193 rules in 650 ms. Remains 254 /1510 variables (removed 1256) and now considering 516/1933 (removed 1417) transitions.
[2022-05-15 23:58:17] [INFO ] Redundant transitions in 49 ms returned []
[2022-05-15 23:58:17] [INFO ] Flow matrix only has 459 transitions (discarded 57 similar events)
// Phase 1: matrix 459 rows 254 cols
[2022-05-15 23:58:17] [INFO ] Computed 0 place invariants in 2 ms
[2022-05-15 23:58:18] [INFO ] Dead Transitions using invariants and state equation in 312 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 254/1510 places, 516/1933 transitions.
Finished structural reductions, in 1 iterations. Remains : 254/1510 places, 516/1933 transitions.
Product exploration explored 100000 steps with 25000 reset in 971 ms.
Product exploration explored 100000 steps with 25000 reset in 932 ms.
Built C files in :
/tmp/ltsmin7438932512316866449
[2022-05-15 23:58:19] [INFO ] Built C files in 50ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7438932512316866449
Running compilation step : cd /tmp/ltsmin7438932512316866449;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin7438932512316866449;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin7438932512316866449;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:829)
Support contains 2 out of 1510 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1510/1510 places, 1933/1933 transitions.
Applied a total of 0 rules in 59 ms. Remains 1510 /1510 variables (removed 0) and now considering 1933/1933 (removed 0) transitions.
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:58:23] [INFO ] Computed 4 place invariants in 8 ms
[2022-05-15 23:58:23] [INFO ] Implicit Places using invariants in 307 ms returned []
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:58:23] [INFO ] Computed 4 place invariants in 9 ms
[2022-05-15 23:58:23] [INFO ] Implicit Places using invariants and state equation in 601 ms returned []
Implicit Place search using SMT with State Equation took 909 ms to find 0 implicit places.
// Phase 1: matrix 1933 rows 1510 cols
[2022-05-15 23:58:23] [INFO ] Computed 4 place invariants in 8 ms
[2022-05-15 23:58:26] [INFO ] Dead Transitions using invariants and state equation in 2193 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 1510/1510 places, 1933/1933 transitions.
Built C files in :
/tmp/ltsmin16219748393514554261
[2022-05-15 23:58:26] [INFO ] Built C files in 47ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16219748393514554261
Running compilation step : cd /tmp/ltsmin16219748393514554261;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16219748393514554261;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16219748393514554261;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:829)
[2022-05-15 23:58:29] [INFO ] Flatten gal took : 92 ms
[2022-05-15 23:58:29] [INFO ] Flatten gal took : 85 ms
[2022-05-15 23:58:29] [INFO ] Time to serialize gal into /tmp/LTL2886876890766586521.gal : 26 ms
[2022-05-15 23:58:29] [INFO ] Time to serialize properties into /tmp/LTL5345941614499192931.ltl : 33 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2886876890766586521.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5345941614499192931.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL2886876...266
Read 1 LTL properties
Checking formula 0 : !((X(!(((X((G("(p1620==1)"))U(X("(p297==1)"))))||("(p1620==1)"))U("(p1292==1)")))))
Formula 0 simplified : !X!(("(p1620==1)" | X(G"(p1620==1)" U X"(p297==1)")) U "(p1292==1)")
Detected timeout of ITS tools.
[2022-05-15 23:58:44] [INFO ] Flatten gal took : 79 ms
[2022-05-15 23:58:44] [INFO ] Applying decomposition
[2022-05-15 23:58:44] [INFO ] Flatten gal took : 69 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph1110332734095980516.txt' '-o' '/tmp/graph1110332734095980516.bin' '-w' '/tmp/graph1110332734095980516.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph1110332734095980516.bin' '-l' '-1' '-v' '-w' '/tmp/graph1110332734095980516.weights' '-q' '0' '-e' '0.001'
[2022-05-15 23:58:45] [INFO ] Decomposing Gal with order
[2022-05-15 23:58:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-05-15 23:58:45] [INFO ] Removed a total of 512 redundant transitions.
[2022-05-15 23:58:45] [INFO ] Flatten gal took : 226 ms
[2022-05-15 23:58:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 46 labels/synchronizations in 43 ms.
[2022-05-15 23:58:45] [INFO ] Time to serialize gal into /tmp/LTL3248328982541674399.gal : 30 ms
[2022-05-15 23:58:45] [INFO ] Time to serialize properties into /tmp/LTL17787258180947993426.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3248328982541674399.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17787258180947993426.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/LTL3248328...246
Read 1 LTL properties
Checking formula 0 : !((X(!(((X((G("(i23.i2.i0.u388.p1620==1)"))U(X("(i3.u52.p297==1)"))))||("(i23.i2.i0.u388.p1620==1)"))U("(i36.i2.i0.u291.p1292==1)"))))...156
Formula 0 simplified : !X!(("(i23.i2.i0.u388.p1620==1)" | X(G"(i23.i2.i0.u388.p1620==1)" U X"(i3.u52.p297==1)")) U "(i36.i2.i0.u291.p1292==1)")
Reverse transition relation is NOT exact ! Due to transitions t26, t209, t261, t292, t370, t441, t494, t652, t681, t733, t793, t842, t913, t966, t1125, t11...2055
Computing Next relation with stutter on 140576 deadlock states
4 unique states visited
0 strongly connected components in search stack
3 transitions explored
4 items max in DFS search stack
691 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,7.24077,168076,1,0,265417,6666,19480,511951,539,64416,1368610
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA CloudReconfiguration-PT-309-LTLFireability-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property CloudReconfiguration-PT-309-LTLFireability-09 finished in 75068 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&F(G(p1))))'
Support contains 3 out of 1536 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Graph (trivial) has 1868 edges and 1536 vertex of which 699 / 1536 are part of one of the 63 SCC in 8 ms
Free SCC test removed 636 places
Ensure Unique test removed 739 transitions
Reduce isomorphic transitions removed 739 transitions.
Graph (complete) has 1396 edges and 900 vertex of which 891 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 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 486 transitions
Trivial Post-agglo rules discarded 486 transitions
Performed 486 trivial Post agglomeration. Transition count delta: 486
Iterating post reduction 0 with 486 rules applied. Total rules applied 488 place count 890 transition count 733
Reduce places removed 486 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 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 510 rules applied. Total rules applied 998 place count 404 transition count 709
Reduce places removed 12 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 2 with 15 rules applied. Total rules applied 1013 place count 392 transition count 706
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 1016 place count 389 transition count 706
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1016 place count 389 transition count 660
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1108 place count 343 transition count 660
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1124 place count 327 transition count 634
Iterating global reduction 4 with 16 rules applied. Total rules applied 1140 place count 327 transition count 634
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 1142 place count 327 transition count 632
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1144 place count 325 transition count 632
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1155 place count 314 transition count 616
Iterating global reduction 6 with 11 rules applied. Total rules applied 1166 place count 314 transition count 616
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1172 place count 314 transition count 610
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1174 place count 312 transition count 606
Iterating global reduction 7 with 2 rules applied. Total rules applied 1176 place count 312 transition count 606
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1178 place count 310 transition count 602
Iterating global reduction 7 with 2 rules applied. Total rules applied 1180 place count 310 transition count 602
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1182 place count 308 transition count 598
Iterating global reduction 7 with 2 rules applied. Total rules applied 1184 place count 308 transition count 598
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1186 place count 306 transition count 594
Iterating global reduction 7 with 2 rules applied. Total rules applied 1188 place count 306 transition count 594
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1190 place count 304 transition count 590
Iterating global reduction 7 with 2 rules applied. Total rules applied 1192 place count 304 transition count 590
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1193 place count 303 transition count 583
Iterating global reduction 7 with 1 rules applied. Total rules applied 1194 place count 303 transition count 583
Performed 141 Post agglomeration using F-continuation condition with reduction of 81 identical transitions.
Deduced a syphon composed of 141 places in 0 ms
Reduce places removed 141 places and 0 transitions.
Iterating global reduction 7 with 282 rules applied. Total rules applied 1476 place count 162 transition count 361
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 7 with 12 rules applied. Total rules applied 1488 place count 162 transition count 349
Discarding 5 places :
Symmetric choice reduction at 8 with 5 rule applications. Total rules 1493 place count 157 transition count 339
Iterating global reduction 8 with 5 rules applied. Total rules applied 1498 place count 157 transition count 339
Performed 13 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 8 with 26 rules applied. Total rules applied 1524 place count 144 transition count 324
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 1538 place count 144 transition count 310
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 9 with 34 rules applied. Total rules applied 1572 place count 127 transition count 335
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 9 with 17 rules applied. Total rules applied 1589 place count 127 transition count 318
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1598 place count 118 transition count 300
Iterating global reduction 10 with 9 rules applied. Total rules applied 1607 place count 118 transition count 300
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1613 place count 118 transition count 294
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 1615 place count 117 transition count 313
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 1616 place count 117 transition count 312
Drop transitions removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 12 with 37 rules applied. Total rules applied 1653 place count 117 transition count 275
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 1654 place count 116 transition count 274
Applied a total of 1654 rules in 118 ms. Remains 116 /1536 variables (removed 1420) and now considering 274/1964 (removed 1690) transitions.
[2022-05-15 23:58:54] [INFO ] Flow matrix only has 217 transitions (discarded 57 similar events)
// Phase 1: matrix 217 rows 116 cols
[2022-05-15 23:58:54] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:58:54] [INFO ] Implicit Places using invariants in 86 ms returned []
[2022-05-15 23:58:54] [INFO ] Flow matrix only has 217 transitions (discarded 57 similar events)
// Phase 1: matrix 217 rows 116 cols
[2022-05-15 23:58:54] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:58:54] [INFO ] State equation strengthened by 3 read => feed constraints.
[2022-05-15 23:58:54] [INFO ] Implicit Places using invariants and state equation in 203 ms returned [42, 110]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 294 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 114/1536 places, 274/1964 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 112 transition count 272
Applied a total of 1 rules in 7 ms. Remains 112 /114 variables (removed 2) and now considering 272/274 (removed 2) transitions.
[2022-05-15 23:58:54] [INFO ] Flow matrix only has 215 transitions (discarded 57 similar events)
// Phase 1: matrix 215 rows 112 cols
[2022-05-15 23:58:54] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:58:54] [INFO ] Implicit Places using invariants in 64 ms returned []
[2022-05-15 23:58:54] [INFO ] Flow matrix only has 215 transitions (discarded 57 similar events)
// Phase 1: matrix 215 rows 112 cols
[2022-05-15 23:58:54] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:58:54] [INFO ] State equation strengthened by 2 read => feed constraints.
[2022-05-15 23:58:54] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 217 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 112/1536 places, 272/1964 transitions.
Finished structural reductions, in 2 iterations. Remains : 112/1536 places, 272/1964 transitions.
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (NEQ s8 1) (NEQ s103 1)), p1:(NEQ s82 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 31994 steps with 2327 reset in 84 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-10 finished in 851 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((F(p0)||p1)))))'
Support contains 2 out of 1536 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1527 transition count 1954
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1527 transition count 1954
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 26 place count 1519 transition count 1945
Iterating global reduction 0 with 8 rules applied. Total rules applied 34 place count 1519 transition count 1945
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 36 place count 1519 transition count 1943
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 40 place count 1515 transition count 1939
Iterating global reduction 1 with 4 rules applied. Total rules applied 44 place count 1515 transition count 1939
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 45 place count 1515 transition count 1938
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 47 place count 1513 transition count 1936
Iterating global reduction 2 with 2 rules applied. Total rules applied 49 place count 1513 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 51 place count 1511 transition count 1934
Iterating global reduction 2 with 2 rules applied. Total rules applied 53 place count 1511 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 54 place count 1510 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 55 place count 1510 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 56 place count 1509 transition count 1932
Iterating global reduction 2 with 1 rules applied. Total rules applied 57 place count 1509 transition count 1932
Applied a total of 57 rules in 520 ms. Remains 1509 /1536 variables (removed 27) and now considering 1932/1964 (removed 32) transitions.
// Phase 1: matrix 1932 rows 1509 cols
[2022-05-15 23:58:55] [INFO ] Computed 4 place invariants in 7 ms
[2022-05-15 23:58:55] [INFO ] Implicit Places using invariants in 337 ms returned []
// Phase 1: matrix 1932 rows 1509 cols
[2022-05-15 23:58:55] [INFO ] Computed 4 place invariants in 8 ms
[2022-05-15 23:58:56] [INFO ] Implicit Places using invariants and state equation in 615 ms returned []
Implicit Place search using SMT with State Equation took 956 ms to find 0 implicit places.
// Phase 1: matrix 1932 rows 1509 cols
[2022-05-15 23:58:56] [INFO ] Computed 4 place invariants in 8 ms
[2022-05-15 23:58:58] [INFO ] Dead Transitions using invariants and state equation in 1891 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1509/1536 places, 1932/1964 transitions.
Finished structural reductions, in 1 iterations. Remains : 1509/1536 places, 1932/1964 transitions.
Stuttering acceptance computed with spot in 135 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(EQ s155 1), p0:(EQ s1345 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 116 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-13 finished in 3530 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(X(X(G(X(X(G(p0))))))))'
Support contains 1 out of 1536 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Graph (trivial) has 1875 edges and 1536 vertex of which 705 / 1536 are part of one of the 63 SCC in 1 ms
Free SCC test removed 642 places
Ensure Unique test removed 747 transitions
Reduce isomorphic transitions removed 747 transitions.
Graph (complete) has 1388 edges and 894 vertex of which 885 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 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 488 transitions
Trivial Post-agglo rules discarded 488 transitions
Performed 488 trivial Post agglomeration. Transition count delta: 488
Iterating post reduction 0 with 488 rules applied. Total rules applied 490 place count 884 transition count 723
Reduce places removed 488 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 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 512 rules applied. Total rules applied 1002 place count 396 transition count 699
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1014 place count 384 transition count 699
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 45 Pre rules applied. Total rules applied 1014 place count 384 transition count 654
Deduced a syphon composed of 45 places in 1 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 3 with 90 rules applied. Total rules applied 1104 place count 339 transition count 654
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 1120 place count 323 transition count 628
Iterating global reduction 3 with 16 rules applied. Total rules applied 1136 place count 323 transition count 628
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 1138 place count 323 transition count 626
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 1140 place count 321 transition count 626
Discarding 11 places :
Symmetric choice reduction at 5 with 11 rule applications. Total rules 1151 place count 310 transition count 610
Iterating global reduction 5 with 11 rules applied. Total rules applied 1162 place count 310 transition count 610
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1168 place count 310 transition count 604
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1170 place count 308 transition count 600
Iterating global reduction 6 with 2 rules applied. Total rules applied 1172 place count 308 transition count 600
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1174 place count 306 transition count 596
Iterating global reduction 6 with 2 rules applied. Total rules applied 1176 place count 306 transition count 596
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1178 place count 304 transition count 592
Iterating global reduction 6 with 2 rules applied. Total rules applied 1180 place count 304 transition count 592
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1182 place count 302 transition count 588
Iterating global reduction 6 with 2 rules applied. Total rules applied 1184 place count 302 transition count 588
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1186 place count 300 transition count 584
Iterating global reduction 6 with 2 rules applied. Total rules applied 1188 place count 300 transition count 584
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1189 place count 299 transition count 577
Iterating global reduction 6 with 1 rules applied. Total rules applied 1190 place count 299 transition count 577
Performed 140 Post agglomeration using F-continuation condition with reduction of 80 identical transitions.
Deduced a syphon composed of 140 places in 0 ms
Reduce places removed 140 places and 0 transitions.
Iterating global reduction 6 with 280 rules applied. Total rules applied 1470 place count 159 transition count 357
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 6 with 12 rules applied. Total rules applied 1482 place count 159 transition count 345
Discarding 5 places :
Symmetric choice reduction at 7 with 5 rule applications. Total rules 1487 place count 154 transition count 335
Iterating global reduction 7 with 5 rules applied. Total rules applied 1492 place count 154 transition count 335
Performed 13 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 7 with 26 rules applied. Total rules applied 1518 place count 141 transition count 320
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1532 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 1566 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 1583 place count 124 transition count 323
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 1592 place count 115 transition count 305
Iterating global reduction 9 with 9 rules applied. Total rules applied 1601 place count 115 transition count 305
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 1607 place count 115 transition count 299
Drop transitions removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 10 with 36 rules applied. Total rules applied 1643 place count 115 transition count 263
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1644 place count 114 transition count 262
Applied a total of 1644 rules in 114 ms. Remains 114 /1536 variables (removed 1422) and now considering 262/1964 (removed 1702) transitions.
[2022-05-15 23:58:58] [INFO ] Flow matrix only has 205 transitions (discarded 57 similar events)
// Phase 1: matrix 205 rows 114 cols
[2022-05-15 23:58:58] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:58:58] [INFO ] Implicit Places using invariants in 56 ms returned []
[2022-05-15 23:58:58] [INFO ] Flow matrix only has 205 transitions (discarded 57 similar events)
// Phase 1: matrix 205 rows 114 cols
[2022-05-15 23:58:58] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:58:58] [INFO ] State equation strengthened by 3 read => feed constraints.
[2022-05-15 23:58:58] [INFO ] Implicit Places using invariants and state equation in 210 ms returned [43, 108]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 285 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 112/1536 places, 262/1964 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 110 transition count 260
Applied a total of 1 rules in 9 ms. Remains 110 /112 variables (removed 2) and now considering 260/262 (removed 2) transitions.
[2022-05-15 23:58:58] [INFO ] Flow matrix only has 203 transitions (discarded 57 similar events)
// Phase 1: matrix 203 rows 110 cols
[2022-05-15 23:58:58] [INFO ] Computed 0 place invariants in 0 ms
[2022-05-15 23:58:58] [INFO ] Implicit Places using invariants in 64 ms returned []
[2022-05-15 23:58:58] [INFO ] Flow matrix only has 203 transitions (discarded 57 similar events)
// Phase 1: matrix 203 rows 110 cols
[2022-05-15 23:58:58] [INFO ] Computed 0 place invariants in 1 ms
[2022-05-15 23:58:58] [INFO ] State equation strengthened by 2 read => feed constraints.
[2022-05-15 23:58:58] [INFO ] Implicit Places using invariants and state equation in 151 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 : 110/1536 places, 260/1964 transitions.
Finished structural reductions, in 2 iterations. Remains : 110/1536 places, 260/1964 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(EQ s40 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 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-14 finished in 683 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(X((p0 U !p0))) U X(G(X((F(!p0)||p1)))))))'
Support contains 2 out of 1536 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1536/1536 places, 1964/1964 transitions.
Graph (trivial) has 1874 edges and 1536 vertex of which 705 / 1536 are part of one of the 63 SCC in 1 ms
Free SCC test removed 642 places
Ensure Unique test removed 747 transitions
Reduce isomorphic transitions removed 747 transitions.
Graph (complete) has 1388 edges and 894 vertex of which 885 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 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 487 transitions
Trivial Post-agglo rules discarded 487 transitions
Performed 487 trivial Post agglomeration. Transition count delta: 487
Iterating post reduction 0 with 487 rules applied. Total rules applied 489 place count 884 transition count 724
Reduce places removed 487 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 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 511 rules applied. Total rules applied 1000 place count 397 transition count 700
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 1013 place count 385 transition count 699
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1014 place count 384 transition count 699
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 45 Pre rules applied. Total rules applied 1014 place count 384 transition count 654
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 4 with 90 rules applied. Total rules applied 1104 place count 339 transition count 654
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1120 place count 323 transition count 628
Iterating global reduction 4 with 16 rules applied. Total rules applied 1136 place count 323 transition count 628
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 1138 place count 323 transition count 626
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1140 place count 321 transition count 626
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1151 place count 310 transition count 610
Iterating global reduction 6 with 11 rules applied. Total rules applied 1162 place count 310 transition count 610
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1168 place count 310 transition count 604
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1170 place count 308 transition count 600
Iterating global reduction 7 with 2 rules applied. Total rules applied 1172 place count 308 transition count 600
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1174 place count 306 transition count 596
Iterating global reduction 7 with 2 rules applied. Total rules applied 1176 place count 306 transition count 596
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1178 place count 304 transition count 592
Iterating global reduction 7 with 2 rules applied. Total rules applied 1180 place count 304 transition count 592
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1182 place count 302 transition count 588
Iterating global reduction 7 with 2 rules applied. Total rules applied 1184 place count 302 transition count 588
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1186 place count 300 transition count 584
Iterating global reduction 7 with 2 rules applied. Total rules applied 1188 place count 300 transition count 584
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1189 place count 299 transition count 577
Iterating global reduction 7 with 1 rules applied. Total rules applied 1190 place count 299 transition count 577
Performed 138 Post agglomeration using F-continuation condition with reduction of 81 identical transitions.
Deduced a syphon composed of 138 places in 0 ms
Reduce places removed 138 places and 0 transitions.
Iterating global reduction 7 with 276 rules applied. Total rules applied 1466 place count 161 transition count 358
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 7 with 12 rules applied. Total rules applied 1478 place count 161 transition count 346
Discarding 5 places :
Symmetric choice reduction at 8 with 5 rule applications. Total rules 1483 place count 156 transition count 336
Iterating global reduction 8 with 5 rules applied. Total rules applied 1488 place count 156 transition count 336
Performed 13 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 8 with 26 rules applied. Total rules applied 1514 place count 143 transition count 321
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 1528 place count 143 transition count 307
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 9 with 34 rules applied. Total rules applied 1562 place count 126 transition count 332
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 9 with 16 rules applied. Total rules applied 1578 place count 126 transition count 316
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1587 place count 117 transition count 298
Iterating global reduction 10 with 9 rules applied. Total rules applied 1596 place count 117 transition count 298
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1602 place count 117 transition count 292
Drop transitions removed 33 transitions
Redundant transition composition rules discarded 33 transitions
Iterating global reduction 11 with 33 rules applied. Total rules applied 1635 place count 117 transition count 259
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1636 place count 116 transition count 258
Applied a total of 1636 rules in 126 ms. Remains 116 /1536 variables (removed 1420) and now considering 258/1964 (removed 1706) transitions.
[2022-05-15 23:58:59] [INFO ] Flow matrix only has 201 transitions (discarded 57 similar events)
// Phase 1: matrix 201 rows 116 cols
[2022-05-15 23:58:59] [INFO ] Computed 0 place invariants in 2 ms
[2022-05-15 23:58:59] [INFO ] Implicit Places using invariants in 72 ms returned []
[2022-05-15 23:58:59] [INFO ] Flow matrix only has 201 transitions (discarded 57 similar events)
// Phase 1: matrix 201 rows 116 cols
[2022-05-15 23:58:59] [INFO ] Computed 0 place invariants in 2 ms
[2022-05-15 23:58:59] [INFO ] State equation strengthened by 3 read => feed constraints.
[2022-05-15 23:58:59] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 287 ms to find 0 implicit places.
[2022-05-15 23:58:59] [INFO ] Redundant transitions in 4 ms returned []
[2022-05-15 23:58:59] [INFO ] Flow matrix only has 201 transitions (discarded 57 similar events)
// Phase 1: matrix 201 rows 116 cols
[2022-05-15 23:58:59] [INFO ] Computed 0 place invariants in 2 ms
[2022-05-15 23:58:59] [INFO ] Dead Transitions using invariants and state equation in 193 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 116/1536 places, 258/1964 transitions.
Finished structural reductions, in 1 iterations. Remains : 116/1536 places, 258/1964 transitions.
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : CloudReconfiguration-PT-309-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(EQ s20 1), p0:(NEQ s77 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 19 steps with 5 reset in 0 ms.
FORMULA CloudReconfiguration-PT-309-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-309-LTLFireability-15 finished in 719 ms.
All properties solved by simple procedures.
Total runtime 142003 ms.

BK_STOP 1652659139892

--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="LTLFireability"
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 LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r042-smll-165252095500276"
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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;