Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r105-tall-167814480700052.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is CloudReconfiguration-PT-307, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r105-tall-167814480700052
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.3K Feb 25 11:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Feb 25 11:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 25 11:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 11:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 25 11:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 141K Feb 25 11:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 11:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 25 11:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 660K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-00
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-01
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-02
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-03
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-04
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-05
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-06
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-07
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-08
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-09
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-10
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-11
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-12
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-13
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-14
FORMULA_NAME CloudReconfiguration-PT-307-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678257417240

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-307
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-08 06:36:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-08 06:36:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 06:36:58] [INFO ] Load time of PNML (sax parser for PT used): 123 ms
[2023-03-08 06:36:59] [INFO ] Transformed 2584 places.
[2023-03-08 06:36:59] [INFO ] Transformed 3094 transitions.
[2023-03-08 06:36:59] [INFO ] Found NUPN structural information;
[2023-03-08 06:36:59] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 202 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA CloudReconfiguration-PT-307-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 24 out of 2584 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Discarding 520 places :
Symmetric choice reduction at 0 with 520 rule applications. Total rules 520 place count 2064 transition count 2574
Iterating global reduction 0 with 520 rules applied. Total rules applied 1040 place count 2064 transition count 2574
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 1069 place count 2064 transition count 2545
Discarding 241 places :
Symmetric choice reduction at 1 with 241 rule applications. Total rules 1310 place count 1823 transition count 2304
Iterating global reduction 1 with 241 rules applied. Total rules applied 1551 place count 1823 transition count 2304
Discarding 88 places :
Symmetric choice reduction at 1 with 88 rule applications. Total rules 1639 place count 1735 transition count 2216
Iterating global reduction 1 with 88 rules applied. Total rules applied 1727 place count 1735 transition count 2216
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 1742 place count 1735 transition count 2201
Discarding 49 places :
Symmetric choice reduction at 2 with 49 rule applications. Total rules 1791 place count 1686 transition count 2152
Iterating global reduction 2 with 49 rules applied. Total rules applied 1840 place count 1686 transition count 2152
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1849 place count 1686 transition count 2143
Discarding 38 places :
Symmetric choice reduction at 3 with 38 rule applications. Total rules 1887 place count 1648 transition count 2101
Iterating global reduction 3 with 38 rules applied. Total rules applied 1925 place count 1648 transition count 2101
Discarding 29 places :
Symmetric choice reduction at 3 with 29 rule applications. Total rules 1954 place count 1619 transition count 2072
Iterating global reduction 3 with 29 rules applied. Total rules applied 1983 place count 1619 transition count 2072
Discarding 27 places :
Symmetric choice reduction at 3 with 27 rule applications. Total rules 2010 place count 1592 transition count 2045
Iterating global reduction 3 with 27 rules applied. Total rules applied 2037 place count 1592 transition count 2045
Discarding 27 places :
Symmetric choice reduction at 3 with 27 rule applications. Total rules 2064 place count 1565 transition count 2018
Iterating global reduction 3 with 27 rules applied. Total rules applied 2091 place count 1565 transition count 2018
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 2115 place count 1541 transition count 1979
Iterating global reduction 3 with 24 rules applied. Total rules applied 2139 place count 1541 transition count 1979
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 2147 place count 1533 transition count 1966
Iterating global reduction 3 with 8 rules applied. Total rules applied 2155 place count 1533 transition count 1966
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 2163 place count 1525 transition count 1956
Iterating global reduction 3 with 8 rules applied. Total rules applied 2171 place count 1525 transition count 1956
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 2174 place count 1525 transition count 1953
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2176 place count 1523 transition count 1951
Iterating global reduction 4 with 2 rules applied. Total rules applied 2178 place count 1523 transition count 1951
Applied a total of 2178 rules in 1536 ms. Remains 1523 /2584 variables (removed 1061) and now considering 1951/3094 (removed 1143) transitions.
// Phase 1: matrix 1951 rows 1523 cols
[2023-03-08 06:37:00] [INFO ] Computed 4 place invariants in 50 ms
[2023-03-08 06:37:01] [INFO ] Implicit Places using invariants in 517 ms returned []
[2023-03-08 06:37:01] [INFO ] Invariant cache hit.
[2023-03-08 06:37:02] [INFO ] Implicit Places using invariants and state equation in 1028 ms returned [1512]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1576 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1522/2584 places, 1951/3094 transitions.
Applied a total of 0 rules in 48 ms. Remains 1522 /1522 variables (removed 0) and now considering 1951/1951 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3161 ms. Remains : 1522/2584 places, 1951/3094 transitions.
Support contains 24 out of 1522 places after structural reductions.
[2023-03-08 06:37:02] [INFO ] Flatten gal took : 156 ms
[2023-03-08 06:37:02] [INFO ] Flatten gal took : 93 ms
[2023-03-08 06:37:02] [INFO ] Input system was already deterministic with 1951 transitions.
Incomplete random walk after 10000 steps, including 84 resets, run finished after 496 ms. (steps per millisecond=20 ) properties (out of 24) seen :3
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 21) seen :0
Running SMT prover for 21 properties.
// Phase 1: matrix 1951 rows 1522 cols
[2023-03-08 06:37:03] [INFO ] Computed 3 place invariants in 22 ms
[2023-03-08 06:37:04] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 18 ms returned sat
[2023-03-08 06:37:04] [INFO ] After 1095ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:21
[2023-03-08 06:37:05] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 19 ms returned sat
[2023-03-08 06:37:08] [INFO ] After 2015ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :21
[2023-03-08 06:37:10] [INFO ] After 4362ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :21
Attempting to minimize the solution found.
Minimization took 1314 ms.
[2023-03-08 06:37:11] [INFO ] After 6922ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :21
Fused 21 Parikh solutions to 20 different solutions.
Parikh walk visited 11 properties in 255 ms.
Support contains 9 out of 1522 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Graph (trivial) has 1843 edges and 1522 vertex of which 675 / 1522 are part of one of the 62 SCC in 12 ms
Free SCC test removed 613 places
Drop transitions removed 770 transitions
Reduce isomorphic transitions removed 770 transitions.
Graph (complete) has 1349 edges and 909 vertex of which 901 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.4 ms
Discarding 8 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 497 transitions
Trivial Post-agglo rules discarded 497 transitions
Performed 497 trivial Post agglomeration. Transition count delta: 497
Iterating post reduction 0 with 504 rules applied. Total rules applied 506 place count 901 transition count 673
Reduce places removed 497 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 548 rules applied. Total rules applied 1054 place count 404 transition count 622
Reduce places removed 33 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 2 with 37 rules applied. Total rules applied 1091 place count 371 transition count 618
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 1096 place count 368 transition count 616
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 49 Pre rules applied. Total rules applied 1096 place count 368 transition count 567
Deduced a syphon composed of 49 places in 1 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 4 with 98 rules applied. Total rules applied 1194 place count 319 transition count 567
Discarding 12 places :
Symmetric choice reduction at 4 with 12 rule applications. Total rules 1206 place count 307 transition count 550
Iterating global reduction 4 with 12 rules applied. Total rules applied 1218 place count 307 transition count 550
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1221 place count 307 transition count 547
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1224 place count 304 transition count 547
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1231 place count 297 transition count 539
Iterating global reduction 6 with 7 rules applied. Total rules applied 1238 place count 297 transition count 539
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1244 place count 297 transition count 533
Performed 150 Post agglomeration using F-continuation condition with reduction of 99 identical transitions.
Deduced a syphon composed of 150 places in 1 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 7 with 300 rules applied. Total rules applied 1544 place count 147 transition count 284
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 7 with 17 rules applied. Total rules applied 1561 place count 147 transition count 267
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1564 place count 144 transition count 264
Iterating global reduction 8 with 3 rules applied. Total rules applied 1567 place count 144 transition count 264
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 1 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 8 with 26 rules applied. Total rules applied 1593 place count 131 transition count 248
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 8 with 16 rules applied. Total rules applied 1609 place count 131 transition count 232
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 1611 place count 130 transition count 231
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1613 place count 130 transition count 229
Performed 37 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 37 places in 0 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 10 with 74 rules applied. Total rules applied 1687 place count 93 transition count 265
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 10 with 31 rules applied. Total rules applied 1718 place count 93 transition count 234
Discarding 20 places :
Symmetric choice reduction at 11 with 20 rule applications. Total rules 1738 place count 73 transition count 194
Iterating global reduction 11 with 20 rules applied. Total rules applied 1758 place count 73 transition count 194
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 11 with 11 rules applied. Total rules applied 1769 place count 73 transition count 183
Discarding 6 places :
Symmetric choice reduction at 12 with 6 rule applications. Total rules 1775 place count 67 transition count 171
Iterating global reduction 12 with 6 rules applied. Total rules applied 1781 place count 67 transition count 171
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 67 transition count 165
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 13 with 3 rules applied. Total rules applied 1790 place count 67 transition count 162
Free-agglomeration rule applied 4 times.
Iterating global reduction 13 with 4 rules applied. Total rules applied 1794 place count 67 transition count 158
Reduce places removed 4 places and 0 transitions.
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 13 with 7 rules applied. Total rules applied 1801 place count 63 transition count 155
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 14 with 3 rules applied. Total rules applied 1804 place count 63 transition count 155
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 14 with 2 rules applied. Total rules applied 1806 place count 63 transition count 153
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 1807 place count 62 transition count 152
Iterating global reduction 14 with 1 rules applied. Total rules applied 1808 place count 62 transition count 152
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 1809 place count 61 transition count 151
Applied a total of 1809 rules in 170 ms. Remains 61 /1522 variables (removed 1461) and now considering 151/1951 (removed 1800) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 61/1522 places, 151/1951 transitions.
Incomplete random walk after 10000 steps, including 133 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 10) seen :8
Incomplete Best-First random walk after 10001 steps, including 39 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 45 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 06:37:12] [INFO ] Flow matrix only has 141 transitions (discarded 10 similar events)
// Phase 1: matrix 141 rows 61 cols
[2023-03-08 06:37:12] [INFO ] Computed 4 place invariants in 2 ms
[2023-03-08 06:37:12] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-08 06:37:12] [INFO ] After 33ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-08 06:37:12] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-08 06:37:12] [INFO ] After 9ms SMT Verify possible using 4 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 06:37:12] [INFO ] After 77ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 06:37:12] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-08 06:37:12] [INFO ] After 36ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 06:37:12] [INFO ] After 8ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 06:37:12] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 1 ms to minimize.
[2023-03-08 06:37:12] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 44 ms
[2023-03-08 06:37:12] [INFO ] After 58ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :0
[2023-03-08 06:37:12] [INFO ] After 125ms 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.
Successfully simplified 2 atomic propositions for a total of 11 simplifications.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2124 edges and 1522 vertex of which 1514 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.26 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&G(p1))))'
Support contains 1 out of 1522 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1513 transition count 1941
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1513 transition count 1941
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 20 place count 1513 transition count 1939
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 25 place count 1508 transition count 1932
Iterating global reduction 1 with 5 rules applied. Total rules applied 30 place count 1508 transition count 1932
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 31 place count 1508 transition count 1931
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 33 place count 1506 transition count 1929
Iterating global reduction 2 with 2 rules applied. Total rules applied 35 place count 1506 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 36 place count 1505 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 37 place count 1505 transition count 1928
Applied a total of 37 rules in 232 ms. Remains 1505 /1522 variables (removed 17) and now considering 1928/1951 (removed 23) transitions.
// Phase 1: matrix 1928 rows 1505 cols
[2023-03-08 06:37:13] [INFO ] Computed 3 place invariants in 14 ms
[2023-03-08 06:37:13] [INFO ] Implicit Places using invariants in 250 ms returned []
[2023-03-08 06:37:13] [INFO ] Invariant cache hit.
[2023-03-08 06:37:14] [INFO ] Implicit Places using invariants and state equation in 1064 ms returned []
Implicit Place search using SMT with State Equation took 1319 ms to find 0 implicit places.
[2023-03-08 06:37:14] [INFO ] Invariant cache hit.
[2023-03-08 06:37:15] [INFO ] Dead Transitions using invariants and state equation in 795 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1505/1522 places, 1928/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2350 ms. Remains : 1505/1522 places, 1928/1951 transitions.
Stuttering acceptance computed with spot in 284 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND p0 p1), acceptance={0} source=3 dest: 0}, { cond=(NOT p1), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p1:(NEQ s580 1), p0:(EQ s580 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 733 steps with 7 reset in 12 ms.
FORMULA CloudReconfiguration-PT-307-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLFireability-00 finished in 2712 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 1522 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1513 transition count 1942
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1513 transition count 1942
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 20 place count 1513 transition count 1940
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 24 place count 1509 transition count 1935
Iterating global reduction 1 with 4 rules applied. Total rules applied 28 place count 1509 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 29 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 30 place count 1508 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 31 place count 1508 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 32 place count 1507 transition count 1932
Iterating global reduction 2 with 1 rules applied. Total rules applied 33 place count 1507 transition count 1932
Applied a total of 33 rules in 227 ms. Remains 1507 /1522 variables (removed 15) and now considering 1932/1951 (removed 19) transitions.
// Phase 1: matrix 1932 rows 1507 cols
[2023-03-08 06:37:15] [INFO ] Computed 3 place invariants in 15 ms
[2023-03-08 06:37:16] [INFO ] Implicit Places using invariants in 255 ms returned []
[2023-03-08 06:37:16] [INFO ] Invariant cache hit.
[2023-03-08 06:37:17] [INFO ] Implicit Places using invariants and state equation in 1095 ms returned []
Implicit Place search using SMT with State Equation took 1361 ms to find 0 implicit places.
[2023-03-08 06:37:17] [INFO ] Invariant cache hit.
[2023-03-08 06:37:18] [INFO ] Dead Transitions using invariants and state equation in 832 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1507/1522 places, 1932/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2421 ms. Remains : 1507/1522 places, 1932/1951 transitions.
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s1441 1) (EQ s471 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 74 steps with 0 reset in 3 ms.
FORMULA CloudReconfiguration-PT-307-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLFireability-02 finished in 2612 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0 U (G(p0)||(p0&&G(p1)))))))'
Support contains 2 out of 1522 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Graph (trivial) has 1859 edges and 1522 vertex of which 689 / 1522 are part of one of the 63 SCC in 4 ms
Free SCC test removed 626 places
Ensure Unique test removed 726 transitions
Reduce isomorphic transitions removed 726 transitions.
Graph (complete) has 1392 edges and 896 vertex of which 888 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.4 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 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 887 transition count 733
Reduce places removed 486 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 511 rules applied. Total rules applied 999 place count 401 transition count 708
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 1012 place count 389 transition count 707
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1014 place count 388 transition count 706
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 47 Pre rules applied. Total rules applied 1014 place count 388 transition count 659
Deduced a syphon composed of 47 places in 0 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 4 with 94 rules applied. Total rules applied 1108 place count 341 transition count 659
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 1125 place count 324 transition count 631
Iterating global reduction 4 with 17 rules applied. Total rules applied 1142 place count 324 transition count 631
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1145 place count 324 transition count 628
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1148 place count 321 transition count 628
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1158 place count 311 transition count 614
Iterating global reduction 6 with 10 rules applied. Total rules applied 1168 place count 311 transition count 614
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1174 place count 311 transition count 608
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1175 place count 310 transition count 606
Iterating global reduction 7 with 1 rules applied. Total rules applied 1176 place count 310 transition count 606
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1177 place count 309 transition count 604
Iterating global reduction 7 with 1 rules applied. Total rules applied 1178 place count 309 transition count 604
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1179 place count 308 transition count 602
Iterating global reduction 7 with 1 rules applied. Total rules applied 1180 place count 308 transition count 602
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1181 place count 307 transition count 600
Iterating global reduction 7 with 1 rules applied. Total rules applied 1182 place count 307 transition count 600
Performed 141 Post agglomeration using F-continuation condition with reduction of 80 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 1464 place count 166 transition count 379
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1478 place count 166 transition count 365
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1482 place count 162 transition count 360
Iterating global reduction 8 with 4 rules applied. Total rules applied 1486 place count 162 transition count 360
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 8 with 26 rules applied. Total rules applied 1512 place count 149 transition count 344
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1527 place count 149 transition count 329
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1528 place count 148 transition count 327
Iterating global reduction 9 with 1 rules applied. Total rules applied 1529 place count 148 transition count 327
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: -43
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 9 with 40 rules applied. Total rules applied 1569 place count 128 transition count 370
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 9 with 26 rules applied. Total rules applied 1595 place count 128 transition count 344
Discarding 10 places :
Symmetric choice reduction at 10 with 10 rule applications. Total rules 1605 place count 118 transition count 321
Iterating global reduction 10 with 10 rules applied. Total rules applied 1615 place count 118 transition count 321
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1621 place count 118 transition count 315
Drop transitions removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 11 with 40 rules applied. Total rules applied 1661 place count 118 transition count 275
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1662 place count 117 transition count 274
Applied a total of 1662 rules in 141 ms. Remains 117 /1522 variables (removed 1405) and now considering 274/1951 (removed 1677) transitions.
[2023-03-08 06:37:18] [INFO ] Flow matrix only has 216 transitions (discarded 58 similar events)
// Phase 1: matrix 216 rows 117 cols
[2023-03-08 06:37:18] [INFO ] Computed 0 place invariants in 2 ms
[2023-03-08 06:37:18] [INFO ] Implicit Places using invariants in 70 ms returned []
[2023-03-08 06:37:18] [INFO ] Flow matrix only has 216 transitions (discarded 58 similar events)
[2023-03-08 06:37:18] [INFO ] Invariant cache hit.
[2023-03-08 06:37:18] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-08 06:37:18] [INFO ] Implicit Places using invariants and state equation in 144 ms returned [12, 45, 78]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 219 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 114/1522 places, 274/1951 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 112 transition count 272
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 111 transition count 271
Applied a total of 3 rules in 18 ms. Remains 111 /114 variables (removed 3) and now considering 271/274 (removed 3) transitions.
[2023-03-08 06:37:18] [INFO ] Flow matrix only has 213 transitions (discarded 58 similar events)
// Phase 1: matrix 213 rows 111 cols
[2023-03-08 06:37:18] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-08 06:37:18] [INFO ] Implicit Places using invariants in 43 ms returned []
[2023-03-08 06:37:18] [INFO ] Flow matrix only has 213 transitions (discarded 58 similar events)
[2023-03-08 06:37:18] [INFO ] Invariant cache hit.
[2023-03-08 06:37:18] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 06:37:18] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 111/1522 places, 271/1951 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 510 ms. Remains : 111/1522 places, 271/1951 transitions.
Stuttering acceptance computed with spot in 145 ms :[(NOT p0), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(OR (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}, { cond=(NOT p0), acceptance={0, 1} source=1 dest: 1}, { cond=(AND p1 p0), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) p0), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0, 1} source=2 dest: 1}, { cond=(AND p1 p0), acceptance={} source=2 dest: 2}, { cond=(AND p1 (NOT p0)), acceptance={1} source=2 dest: 2}]], initial=0, aps=[p1:(EQ s99 1), p0:(NEQ s7 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 4134 steps with 473 reset in 23 ms.
FORMULA CloudReconfiguration-PT-307-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLFireability-03 finished in 706 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U G(p1)))'
Support contains 2 out of 1522 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Graph (trivial) has 1860 edges and 1522 vertex of which 694 / 1522 are part of one of the 63 SCC in 4 ms
Free SCC test removed 631 places
Ensure Unique test removed 734 transitions
Reduce isomorphic transitions removed 734 transitions.
Graph (complete) has 1384 edges and 891 vertex of which 883 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.8 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 483 transitions
Trivial Post-agglo rules discarded 483 transitions
Performed 483 trivial Post agglomeration. Transition count delta: 483
Iterating post reduction 0 with 483 rules applied. Total rules applied 485 place count 882 transition count 728
Reduce places removed 483 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 507 rules applied. Total rules applied 992 place count 399 transition count 704
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 1005 place count 387 transition count 703
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1006 place count 386 transition count 703
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1006 place count 386 transition count 657
Deduced a syphon composed of 46 places in 1 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1098 place count 340 transition count 657
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 1115 place count 323 transition count 629
Iterating global reduction 4 with 17 rules applied. Total rules applied 1132 place count 323 transition count 629
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1135 place count 323 transition count 626
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1138 place count 320 transition count 626
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1148 place count 310 transition count 612
Iterating global reduction 6 with 10 rules applied. Total rules applied 1158 place count 310 transition count 612
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1164 place count 310 transition count 606
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1166 place count 308 transition count 602
Iterating global reduction 7 with 2 rules applied. Total rules applied 1168 place count 308 transition count 602
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1170 place count 306 transition count 598
Iterating global reduction 7 with 2 rules applied. Total rules applied 1172 place count 306 transition count 598
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1174 place count 304 transition count 594
Iterating global reduction 7 with 2 rules applied. Total rules applied 1176 place count 304 transition count 594
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1178 place count 302 transition count 590
Iterating global reduction 7 with 2 rules applied. Total rules applied 1180 place count 302 transition count 590
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1181 place count 301 transition count 588
Iterating global reduction 7 with 1 rules applied. Total rules applied 1182 place count 301 transition count 588
Performed 138 Post agglomeration using F-continuation condition with reduction of 80 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 1458 place count 163 transition count 370
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1472 place count 163 transition count 356
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1476 place count 159 transition count 351
Iterating global reduction 8 with 4 rules applied. Total rules applied 1480 place count 159 transition count 351
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 8 with 26 rules applied. Total rules applied 1506 place count 146 transition count 335
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1521 place count 146 transition count 320
Performed 19 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 9 with 38 rules applied. Total rules applied 1559 place count 127 transition count 356
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 9 with 21 rules applied. Total rules applied 1580 place count 127 transition count 335
Discarding 10 places :
Symmetric choice reduction at 10 with 10 rule applications. Total rules 1590 place count 117 transition count 312
Iterating global reduction 10 with 10 rules applied. Total rules applied 1600 place count 117 transition count 312
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1606 place count 117 transition count 306
Drop transitions removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 11 with 37 rules applied. Total rules applied 1643 place count 117 transition count 269
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1644 place count 116 transition count 268
Applied a total of 1644 rules in 140 ms. Remains 116 /1522 variables (removed 1406) and now considering 268/1951 (removed 1683) transitions.
[2023-03-08 06:37:19] [INFO ] Flow matrix only has 212 transitions (discarded 56 similar events)
// Phase 1: matrix 212 rows 116 cols
[2023-03-08 06:37:19] [INFO ] Computed 0 place invariants in 4 ms
[2023-03-08 06:37:19] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-03-08 06:37:19] [INFO ] Flow matrix only has 212 transitions (discarded 56 similar events)
[2023-03-08 06:37:19] [INFO ] Invariant cache hit.
[2023-03-08 06:37:19] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-08 06:37:19] [INFO ] Implicit Places using invariants and state equation in 118 ms returned [11, 44, 79]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 177 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 113/1522 places, 268/1951 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 111 transition count 266
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 110 transition count 265
Applied a total of 3 rules in 11 ms. Remains 110 /113 variables (removed 3) and now considering 265/268 (removed 3) transitions.
[2023-03-08 06:37:19] [INFO ] Flow matrix only has 209 transitions (discarded 56 similar events)
// Phase 1: matrix 209 rows 110 cols
[2023-03-08 06:37:19] [INFO ] Computed 0 place invariants in 3 ms
[2023-03-08 06:37:19] [INFO ] Implicit Places using invariants in 47 ms returned []
[2023-03-08 06:37:19] [INFO ] Flow matrix only has 209 transitions (discarded 56 similar events)
[2023-03-08 06:37:19] [INFO ] Invariant cache hit.
[2023-03-08 06:37:19] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 06:37:19] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 110/1522 places, 265/1951 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 466 ms. Remains : 110/1522 places, 265/1951 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(EQ s4 1), p0:(NEQ s62 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 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-307-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLFireability-05 finished in 568 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 1522 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Graph (trivial) has 1862 edges and 1522 vertex of which 692 / 1522 are part of one of the 63 SCC in 2 ms
Free SCC test removed 629 places
Ensure Unique test removed 729 transitions
Reduce isomorphic transitions removed 729 transitions.
Graph (complete) has 1389 edges and 893 vertex of which 885 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.2 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 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 884 transition count 730
Reduce places removed 486 places and 0 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 513 rules applied. Total rules applied 1001 place count 398 transition count 703
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 15 rules applied. Total rules applied 1016 place count 385 transition count 701
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1018 place count 384 transition count 700
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1018 place count 384 transition count 654
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 1110 place count 338 transition count 654
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1126 place count 322 transition count 628
Iterating global reduction 4 with 16 rules applied. Total rules applied 1142 place count 322 transition count 628
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1145 place count 322 transition count 625
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1148 place count 319 transition count 625
Discarding 9 places :
Symmetric choice reduction at 6 with 9 rule applications. Total rules 1157 place count 310 transition count 613
Iterating global reduction 6 with 9 rules applied. Total rules applied 1166 place count 310 transition count 613
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 310 transition count 607
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1173 place count 309 transition count 605
Iterating global reduction 7 with 1 rules applied. Total rules applied 1174 place count 309 transition count 605
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1175 place count 308 transition count 603
Iterating global reduction 7 with 1 rules applied. Total rules applied 1176 place count 308 transition count 603
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1177 place count 307 transition count 601
Iterating global reduction 7 with 1 rules applied. Total rules applied 1178 place count 307 transition count 601
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1179 place count 306 transition count 599
Iterating global reduction 7 with 1 rules applied. Total rules applied 1180 place count 306 transition count 599
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 7 with 280 rules applied. Total rules applied 1460 place count 166 transition count 379
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1474 place count 166 transition count 365
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1478 place count 162 transition count 360
Iterating global reduction 8 with 4 rules applied. Total rules applied 1482 place count 162 transition count 360
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 8 with 26 rules applied. Total rules applied 1508 place count 149 transition count 344
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1523 place count 149 transition count 329
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1524 place count 148 transition count 327
Iterating global reduction 9 with 1 rules applied. Total rules applied 1525 place count 148 transition count 327
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: -39
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 9 with 40 rules applied. Total rules applied 1565 place count 128 transition count 366
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 9 with 24 rules applied. Total rules applied 1589 place count 128 transition count 342
Discarding 10 places :
Symmetric choice reduction at 10 with 10 rule applications. Total rules 1599 place count 118 transition count 319
Iterating global reduction 10 with 10 rules applied. Total rules applied 1609 place count 118 transition count 319
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1615 place count 118 transition count 313
Drop transitions removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 11 with 40 rules applied. Total rules applied 1655 place count 118 transition count 273
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1656 place count 117 transition count 272
Applied a total of 1656 rules in 111 ms. Remains 117 /1522 variables (removed 1405) and now considering 272/1951 (removed 1679) transitions.
[2023-03-08 06:37:19] [INFO ] Flow matrix only has 213 transitions (discarded 59 similar events)
// Phase 1: matrix 213 rows 117 cols
[2023-03-08 06:37:19] [INFO ] Computed 0 place invariants in 5 ms
[2023-03-08 06:37:19] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-03-08 06:37:19] [INFO ] Flow matrix only has 213 transitions (discarded 59 similar events)
[2023-03-08 06:37:19] [INFO ] Invariant cache hit.
[2023-03-08 06:37:19] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-08 06:37:19] [INFO ] Implicit Places using invariants and state equation in 123 ms returned [14, 47, 80]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 182 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 114/1522 places, 272/1951 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 112 transition count 270
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 111 transition count 269
Applied a total of 3 rules in 16 ms. Remains 111 /114 variables (removed 3) and now considering 269/272 (removed 3) transitions.
[2023-03-08 06:37:19] [INFO ] Flow matrix only has 210 transitions (discarded 59 similar events)
// Phase 1: matrix 210 rows 111 cols
[2023-03-08 06:37:19] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-08 06:37:19] [INFO ] Implicit Places using invariants in 49 ms returned []
[2023-03-08 06:37:19] [INFO ] Flow matrix only has 210 transitions (discarded 59 similar events)
[2023-03-08 06:37:19] [INFO ] Invariant cache hit.
[2023-03-08 06:37:20] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 06:37:20] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 157 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 111/1522 places, 269/1951 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 466 ms. Remains : 111/1522 places, 269/1951 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s8 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 5815 steps with 648 reset in 19 ms.
FORMULA CloudReconfiguration-PT-307-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLFireability-06 finished in 584 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1)||X((G(p0) U (p1&&G(p0))))))'
Support contains 2 out of 1522 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1513 transition count 1941
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1513 transition count 1941
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 20 place count 1513 transition count 1939
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 25 place count 1508 transition count 1932
Iterating global reduction 1 with 5 rules applied. Total rules applied 30 place count 1508 transition count 1932
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 31 place count 1508 transition count 1931
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 33 place count 1506 transition count 1929
Iterating global reduction 2 with 2 rules applied. Total rules applied 35 place count 1506 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 36 place count 1505 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 37 place count 1505 transition count 1928
Applied a total of 37 rules in 303 ms. Remains 1505 /1522 variables (removed 17) and now considering 1928/1951 (removed 23) transitions.
// Phase 1: matrix 1928 rows 1505 cols
[2023-03-08 06:37:20] [INFO ] Computed 3 place invariants in 18 ms
[2023-03-08 06:37:20] [INFO ] Implicit Places using invariants in 239 ms returned []
[2023-03-08 06:37:20] [INFO ] Invariant cache hit.
[2023-03-08 06:37:21] [INFO ] Implicit Places using invariants and state equation in 1072 ms returned []
Implicit Place search using SMT with State Equation took 1314 ms to find 0 implicit places.
[2023-03-08 06:37:21] [INFO ] Invariant cache hit.
[2023-03-08 06:37:22] [INFO ] Dead Transitions using invariants and state equation in 813 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1505/1522 places, 1928/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2432 ms. Remains : 1505/1522 places, 1928/1951 transitions.
Stuttering acceptance computed with spot in 207 ms :[(NOT p0), true, (NOT p1), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}], [{ cond=(AND p1 p0), acceptance={0} source=4 dest: 0}, { cond=(NOT p0), acceptance={0} source=4 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=4 dest: 4}]], initial=2, aps=[p0:(EQ s1156 1), p1:(EQ s239 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-307-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLFireability-08 finished in 2674 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(X((X((F(F(!(p0 U p1)))&&F(p2)))||p0))))'
Support contains 2 out of 1522 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1513 transition count 1941
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1513 transition count 1941
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 1513 transition count 1940
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 24 place count 1508 transition count 1933
Iterating global reduction 1 with 5 rules applied. Total rules applied 29 place count 1508 transition count 1933
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 30 place count 1508 transition count 1932
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 32 place count 1506 transition count 1930
Iterating global reduction 2 with 2 rules applied. Total rules applied 34 place count 1506 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 1505 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 1505 transition count 1929
Applied a total of 36 rules in 304 ms. Remains 1505 /1522 variables (removed 17) and now considering 1929/1951 (removed 22) transitions.
// Phase 1: matrix 1929 rows 1505 cols
[2023-03-08 06:37:23] [INFO ] Computed 3 place invariants in 15 ms
[2023-03-08 06:37:23] [INFO ] Implicit Places using invariants in 225 ms returned []
[2023-03-08 06:37:23] [INFO ] Invariant cache hit.
[2023-03-08 06:37:24] [INFO ] Implicit Places using invariants and state equation in 1021 ms returned []
Implicit Place search using SMT with State Equation took 1248 ms to find 0 implicit places.
[2023-03-08 06:37:24] [INFO ] Invariant cache hit.
[2023-03-08 06:37:25] [INFO ] Dead Transitions using invariants and state equation in 772 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1505/1522 places, 1929/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2326 ms. Remains : 1505/1522 places, 1929/1951 transitions.
Stuttering acceptance computed with spot in 258 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (NOT p2) p1), p1, (NOT p2)]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(OR p0 p1), acceptance={} source=2 dest: 3}, { cond=(NOT p2), acceptance={} source=2 dest: 4}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 3}, { cond=p1, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(EQ s1236 1), p1:(EQ s208 1), p2:(EQ s208 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 24920 reset in 723 ms.
Product exploration explored 100000 steps with 24956 reset in 704 ms.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2102 edges and 1505 vertex of which 1497 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.7 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT p0)), (X (X (NOT p0))), true, (X (X (NOT (OR p0 p1)))), (X (X p2))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 320 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 248 ms :[(OR (NOT p2) p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) p1)), (OR (AND p0 (NOT p2)) (AND p0 p1)), p1, (NOT p2)]
Incomplete random walk after 10000 steps, including 86 resets, run finished after 164 ms. (steps per millisecond=60 ) properties (out of 7) seen :2
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2023-03-08 06:37:27] [INFO ] Invariant cache hit.
[2023-03-08 06:37:28] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 19 ms returned sat
[2023-03-08 06:37:29] [INFO ] After 1336ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-08 06:37:29] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 17 ms returned sat
[2023-03-08 06:37:30] [INFO ] After 911ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-08 06:37:31] [INFO ] After 1445ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 280 ms.
[2023-03-08 06:37:31] [INFO ] After 2151ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Fused 5 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 6 ms.
Support contains 2 out of 1505 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1505/1505 places, 1929/1929 transitions.
Graph (trivial) has 1839 edges and 1505 vertex of which 693 / 1505 are part of one of the 63 SCC in 1 ms
Free SCC test removed 630 places
Drop transitions removed 796 transitions
Reduce isomorphic transitions removed 796 transitions.
Graph (complete) has 1301 edges and 875 vertex of which 867 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Discarding 8 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 487 transitions
Trivial Post-agglo rules discarded 487 transitions
Performed 487 trivial Post agglomeration. Transition count delta: 487
Iterating post reduction 0 with 494 rules applied. Total rules applied 496 place count 867 transition count 635
Reduce places removed 487 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 546 rules applied. Total rules applied 1042 place count 380 transition count 576
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 1081 place count 342 transition count 575
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1082 place count 341 transition count 575
Performed 50 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 50 Pre rules applied. Total rules applied 1082 place count 341 transition count 525
Deduced a syphon composed of 50 places in 1 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 4 with 100 rules applied. Total rules applied 1182 place count 291 transition count 525
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 1192 place count 281 transition count 511
Iterating global reduction 4 with 10 rules applied. Total rules applied 1202 place count 281 transition count 511
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1205 place count 281 transition count 508
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1208 place count 278 transition count 508
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1215 place count 271 transition count 500
Iterating global reduction 6 with 7 rules applied. Total rules applied 1222 place count 271 transition count 500
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1228 place count 271 transition count 494
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1229 place count 270 transition count 488
Iterating global reduction 7 with 1 rules applied. Total rules applied 1230 place count 270 transition count 488
Performed 143 Post agglomeration using F-continuation condition with reduction of 94 identical transitions.
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 7 with 286 rules applied. Total rules applied 1516 place count 127 transition count 251
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 7 with 18 rules applied. Total rules applied 1534 place count 127 transition count 233
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1537 place count 124 transition count 230
Iterating global reduction 8 with 3 rules applied. Total rules applied 1540 place count 124 transition count 230
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 8 with 26 rules applied. Total rules applied 1566 place count 111 transition count 214
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 1580 place count 111 transition count 200
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 1582 place count 110 transition count 199
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1584 place count 110 transition count 197
Performed 33 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 33 places in 1 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 10 with 66 rules applied. Total rules applied 1650 place count 77 transition count 227
Drop transitions removed 22 transitions
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 47 transitions.
Iterating post reduction 10 with 47 rules applied. Total rules applied 1697 place count 77 transition count 180
Discarding 23 places :
Symmetric choice reduction at 11 with 23 rule applications. Total rules 1720 place count 54 transition count 150
Iterating global reduction 11 with 23 rules applied. Total rules applied 1743 place count 54 transition count 150
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 11 with 13 rules applied. Total rules applied 1756 place count 54 transition count 137
Discarding 6 places :
Symmetric choice reduction at 12 with 6 rule applications. Total rules 1762 place count 48 transition count 125
Iterating global reduction 12 with 6 rules applied. Total rules applied 1768 place count 48 transition count 125
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 12 with 5 rules applied. Total rules applied 1773 place count 48 transition count 120
Drop transitions removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 13 with 24 rules applied. Total rules applied 1797 place count 48 transition count 96
Discarding 2 places :
Symmetric choice reduction at 13 with 2 rule applications. Total rules 1799 place count 46 transition count 90
Iterating global reduction 13 with 2 rules applied. Total rules applied 1801 place count 46 transition count 90
Discarding 2 places :
Symmetric choice reduction at 13 with 2 rule applications. Total rules 1803 place count 44 transition count 88
Iterating global reduction 13 with 2 rules applied. Total rules applied 1805 place count 44 transition count 88
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 13 with 2 rules applied. Total rules applied 1807 place count 44 transition count 86
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 14 with 2 rules applied. Total rules applied 1809 place count 43 transition count 85
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 14 with 2 rules applied. Total rules applied 1811 place count 43 transition count 83
Free-agglomeration rule applied 3 times.
Iterating global reduction 14 with 3 rules applied. Total rules applied 1814 place count 43 transition count 80
Reduce places removed 3 places and 0 transitions.
Graph (complete) has 140 edges and 40 vertex of which 30 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Iterating post reduction 14 with 4 rules applied. Total rules applied 1818 place count 30 transition count 77
Drop transitions removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 15 with 14 rules applied. Total rules applied 1832 place count 30 transition count 63
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 16 with 4 rules applied. Total rules applied 1836 place count 30 transition count 63
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1837 place count 30 transition count 62
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1838 place count 30 transition count 62
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1839 place count 29 transition count 61
Applied a total of 1839 rules in 65 ms. Remains 29 /1505 variables (removed 1476) and now considering 61/1929 (removed 1868) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 29/1505 places, 61/1929 transitions.
Incomplete random walk after 10000 steps, including 276 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 5) seen :4
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-08 06:37:31] [INFO ] Flow matrix only has 57 transitions (discarded 4 similar events)
// Phase 1: matrix 57 rows 29 cols
[2023-03-08 06:37:31] [INFO ] Computed 3 place invariants in 4 ms
[2023-03-08 06:37:31] [INFO ] After 22ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 06:37:31] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-08 06:37:31] [INFO ] After 13ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 06:37:31] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-08 06:37:31] [INFO ] After 2ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 06:37:31] [INFO ] Deduced a trap composed of 11 places in 24 ms of which 2 ms to minimize.
[2023-03-08 06:37:31] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 26 ms
[2023-03-08 06:37:31] [INFO ] After 30ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :0
[2023-03-08 06:37:31] [INFO ] After 65ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT p0)), (X (X (NOT p0))), true, (X (X (NOT (OR p0 p1)))), (X (X p2)), (G (NOT (AND p0 (NOT p2))))]
False Knowledge obtained : [(F (AND p0 (NOT p1))), (F (NOT p2)), (F p1), (F p0), (F (AND (NOT p0) (NOT p2))), (F (AND (NOT p0) p1))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 519 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 215 ms :[(OR (NOT p2) p1), (OR (NOT p2) (AND (NOT p0) p1)), (AND p0 p1), p1, (NOT p2)]
Stuttering acceptance computed with spot in 242 ms :[(OR (NOT p2) p1), (OR (NOT p2) (AND (NOT p0) p1)), (AND p0 p1), p1, (NOT p2)]
Support contains 2 out of 1505 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1505/1505 places, 1929/1929 transitions.
Graph (trivial) has 1839 edges and 1505 vertex of which 693 / 1505 are part of one of the 63 SCC in 3 ms
Free SCC test removed 630 places
Ensure Unique test removed 732 transitions
Reduce isomorphic transitions removed 732 transitions.
Graph (complete) has 1364 edges and 875 vertex of which 867 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.7 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 472 transitions
Trivial Post-agglo rules discarded 472 transitions
Performed 472 trivial Post agglomeration. Transition count delta: 472
Iterating post reduction 0 with 472 rules applied. Total rules applied 474 place count 866 transition count 719
Reduce places removed 472 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 496 rules applied. Total rules applied 970 place count 394 transition count 695
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 982 place count 382 transition count 695
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 47 Pre rules applied. Total rules applied 982 place count 382 transition count 648
Deduced a syphon composed of 47 places in 0 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 3 with 94 rules applied. Total rules applied 1076 place count 335 transition count 648
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 1091 place count 320 transition count 624
Iterating global reduction 3 with 15 rules applied. Total rules applied 1106 place count 320 transition count 624
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 1109 place count 320 transition count 621
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1112 place count 317 transition count 621
Discarding 9 places :
Symmetric choice reduction at 5 with 9 rule applications. Total rules 1121 place count 308 transition count 609
Iterating global reduction 5 with 9 rules applied. Total rules applied 1130 place count 308 transition count 609
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1136 place count 308 transition count 603
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1138 place count 306 transition count 599
Iterating global reduction 6 with 2 rules applied. Total rules applied 1140 place count 306 transition count 599
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1142 place count 304 transition count 595
Iterating global reduction 6 with 2 rules applied. Total rules applied 1144 place count 304 transition count 595
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1146 place count 302 transition count 591
Iterating global reduction 6 with 2 rules applied. Total rules applied 1148 place count 302 transition count 591
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1150 place count 300 transition count 587
Iterating global reduction 6 with 2 rules applied. Total rules applied 1152 place count 300 transition count 587
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1153 place count 299 transition count 585
Iterating global reduction 6 with 1 rules applied. Total rules applied 1154 place count 299 transition count 585
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1155 place count 298 transition count 578
Iterating global reduction 6 with 1 rules applied. Total rules applied 1156 place count 298 transition count 578
Performed 137 Post agglomeration using F-continuation condition with reduction of 77 identical transitions.
Deduced a syphon composed of 137 places in 1 ms
Reduce places removed 137 places and 0 transitions.
Iterating global reduction 6 with 274 rules applied. Total rules applied 1430 place count 161 transition count 364
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 6 with 14 rules applied. Total rules applied 1444 place count 161 transition count 350
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1448 place count 157 transition count 345
Iterating global reduction 7 with 4 rules applied. Total rules applied 1452 place count 157 transition count 345
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 1478 place count 144 transition count 329
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1492 place count 144 transition count 315
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -36
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 8 with 36 rules applied. Total rules applied 1528 place count 126 transition count 351
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 8 with 19 rules applied. Total rules applied 1547 place count 126 transition count 332
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 1556 place count 117 transition count 314
Iterating global reduction 9 with 9 rules applied. Total rules applied 1565 place count 117 transition count 314
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 1571 place count 117 transition count 308
Drop transitions removed 38 transitions
Redundant transition composition rules discarded 38 transitions
Iterating global reduction 10 with 38 rules applied. Total rules applied 1609 place count 117 transition count 270
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 1610 place count 117 transition count 270
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1611 place count 116 transition count 269
Applied a total of 1611 rules in 109 ms. Remains 116 /1505 variables (removed 1389) and now considering 269/1929 (removed 1660) transitions.
[2023-03-08 06:37:32] [INFO ] Flow matrix only has 212 transitions (discarded 57 similar events)
// Phase 1: matrix 212 rows 116 cols
[2023-03-08 06:37:32] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-08 06:37:32] [INFO ] Implicit Places using invariants in 282 ms returned []
[2023-03-08 06:37:32] [INFO ] Flow matrix only has 212 transitions (discarded 57 similar events)
[2023-03-08 06:37:32] [INFO ] Invariant cache hit.
[2023-03-08 06:37:33] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-08 06:37:33] [INFO ] Implicit Places using invariants and state equation in 115 ms returned [11, 44, 77]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 400 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 113/1505 places, 269/1929 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 111 transition count 267
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 110 transition count 266
Applied a total of 3 rules in 8 ms. Remains 110 /113 variables (removed 3) and now considering 266/269 (removed 3) transitions.
[2023-03-08 06:37:33] [INFO ] Flow matrix only has 209 transitions (discarded 57 similar events)
// Phase 1: matrix 209 rows 110 cols
[2023-03-08 06:37:33] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-08 06:37:33] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-08 06:37:33] [INFO ] Flow matrix only has 209 transitions (discarded 57 similar events)
[2023-03-08 06:37:33] [INFO ] Invariant cache hit.
[2023-03-08 06:37:33] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 06:37:33] [INFO ] Implicit Places using invariants and state equation in 83 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 110/1505 places, 266/1929 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 642 ms. Remains : 110/1505 places, 266/1929 transitions.
Computed a total of 1 stabilizing places and 24 stable transitions
Computed a total of 1 stabilizing places and 24 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (NOT (AND p1 (NOT p0)))), (X p2), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p2)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 12 factoid took 617 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 252 ms :[(OR (NOT p2) p1), (OR (NOT p2) (AND (NOT p0) p1)), (AND p0 p1), p1, (NOT p2)]
Finished random walk after 752 steps, including 99 resets, run visited all 6 properties in 26 ms. (steps per millisecond=28 )
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (NOT (AND p1 (NOT p0)))), (X p2), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), true, (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p2)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (AND p0 (NOT p1))), (F p0), (F p1), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT p2)), (F (AND (NOT p0) p1))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 12 factoid took 782 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 5 states, 10 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 229 ms :[(OR (NOT p2) p1), (OR (NOT p2) (AND (NOT p0) p1)), (AND p0 p1), p1, (NOT p2)]
Stuttering acceptance computed with spot in 219 ms :[(OR (NOT p2) p1), (OR (NOT p2) (AND (NOT p0) p1)), (AND p0 p1), p1, (NOT p2)]
Stuttering acceptance computed with spot in 219 ms :[(OR (NOT p2) p1), (OR (NOT p2) (AND (NOT p0) p1)), (AND p0 p1), p1, (NOT p2)]
Stuttering criterion allowed to conclude after 14796 steps with 5066 reset in 47 ms.
FORMULA CloudReconfiguration-PT-307-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLFireability-09 finished in 12758 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((G((p0 U p1))||X(X(p2)))))'
Support contains 3 out of 1522 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1513 transition count 1941
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1513 transition count 1941
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 20 place count 1513 transition count 1939
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 24 place count 1509 transition count 1933
Iterating global reduction 1 with 4 rules applied. Total rules applied 28 place count 1509 transition count 1933
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 30 place count 1507 transition count 1931
Iterating global reduction 1 with 2 rules applied. Total rules applied 32 place count 1507 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 33 place count 1506 transition count 1930
Iterating global reduction 1 with 1 rules applied. Total rules applied 34 place count 1506 transition count 1930
Applied a total of 34 rules in 306 ms. Remains 1506 /1522 variables (removed 16) and now considering 1930/1951 (removed 21) transitions.
// Phase 1: matrix 1930 rows 1506 cols
[2023-03-08 06:37:35] [INFO ] Computed 3 place invariants in 19 ms
[2023-03-08 06:37:36] [INFO ] Implicit Places using invariants in 240 ms returned []
[2023-03-08 06:37:36] [INFO ] Invariant cache hit.
[2023-03-08 06:37:37] [INFO ] Implicit Places using invariants and state equation in 1044 ms returned []
Implicit Place search using SMT with State Equation took 1286 ms to find 0 implicit places.
[2023-03-08 06:37:37] [INFO ] Invariant cache hit.
[2023-03-08 06:37:38] [INFO ] Dead Transitions using invariants and state equation in 810 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1506/1522 places, 1930/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2406 ms. Remains : 1506/1522 places, 1930/1951 transitions.
Stuttering acceptance computed with spot in 322 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) p2)]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(OR p1 p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 3}, { cond=(OR p1 p0), acceptance={} source=2 dest: 5}], [{ cond=(NOT p2), acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=5 dest: 6}, { cond=(OR (AND p1 (NOT p2)) (AND p0 (NOT p2))), acceptance={} source=5 dest: 7}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=6 dest: 4}, { cond=(AND (NOT p1) p0), acceptance={0} source=6 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=7 dest: 4}, { cond=(AND (NOT p1) p0 p2), acceptance={} source=7 dest: 6}, { cond=(OR (AND p1 p2) (AND p0 p2)), acceptance={} source=7 dest: 7}]], initial=0, aps=[p1:(EQ s151 1), p0:(EQ s606 1), p2:(EQ s925 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 24934 reset in 653 ms.
Product exploration explored 100000 steps with 25007 reset in 631 ms.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2103 edges and 1506 vertex of which 1498 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.6 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (AND (NOT p1) (NOT p0))), (X (NOT (OR p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (OR (AND p1 (NOT p2)) (AND p0 (NOT p2)))))), (X (X p2)), (X (X (NOT (AND (NOT p1) p0 (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 350 ms. Reduced automaton from 8 states, 16 edges and 3 AP (stutter sensitive) to 8 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 338 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) p2)]
Incomplete random walk after 10000 steps, including 83 resets, run finished after 296 ms. (steps per millisecond=33 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 27 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 24 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 25 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 10) seen :0
Interrupted probabilistic random walk after 216837 steps, run timeout after 3001 ms. (steps per millisecond=72 ) properties seen :{}
Probabilistic random walk after 216837 steps, saw 61893 distinct states, run finished after 3003 ms. (steps per millisecond=72 ) properties seen :0
Running SMT prover for 10 properties.
[2023-03-08 06:37:44] [INFO ] Invariant cache hit.
[2023-03-08 06:37:44] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 20 ms returned sat
[2023-03-08 06:37:44] [INFO ] After 479ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2023-03-08 06:37:45] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 18 ms returned sat
[2023-03-08 06:37:46] [INFO ] After 1275ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :10
[2023-03-08 06:37:47] [INFO ] After 2350ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :10
Attempting to minimize the solution found.
Minimization took 580 ms.
[2023-03-08 06:37:48] [INFO ] After 3585ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :10
Fused 10 Parikh solutions to 8 different solutions.
Parikh walk visited 8 properties in 65 ms.
Support contains 3 out of 1506 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1506/1506 places, 1930/1930 transitions.
Graph (trivial) has 1837 edges and 1506 vertex of which 685 / 1506 are part of one of the 62 SCC in 1 ms
Free SCC test removed 623 places
Drop transitions removed 787 transitions
Reduce isomorphic transitions removed 787 transitions.
Graph (complete) has 1311 edges and 883 vertex of which 875 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Discarding 8 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 875 transition count 644
Reduce places removed 488 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions removed 35 transitions
Trivial Post-agglo rules discarded 35 transitions
Performed 35 trivial Post agglomeration. Transition count delta: 35
Iterating post reduction 1 with 542 rules applied. Total rules applied 1039 place count 387 transition count 590
Reduce places removed 35 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 37 rules applied. Total rules applied 1076 place count 352 transition count 588
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1078 place count 350 transition count 588
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 51 Pre rules applied. Total rules applied 1078 place count 350 transition count 537
Deduced a syphon composed of 51 places in 1 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 4 with 102 rules applied. Total rules applied 1180 place count 299 transition count 537
Discarding 11 places :
Symmetric choice reduction at 4 with 11 rule applications. Total rules 1191 place count 288 transition count 521
Iterating global reduction 4 with 11 rules applied. Total rules applied 1202 place count 288 transition count 521
Drop transitions removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1205 place count 288 transition count 518
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1208 place count 285 transition count 518
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1215 place count 278 transition count 510
Iterating global reduction 6 with 7 rules applied. Total rules applied 1222 place count 278 transition count 510
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1228 place count 278 transition count 504
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1229 place count 277 transition count 498
Iterating global reduction 7 with 1 rules applied. Total rules applied 1230 place count 277 transition count 498
Performed 145 Post agglomeration using F-continuation condition with reduction of 95 identical transitions.
Deduced a syphon composed of 145 places in 1 ms
Reduce places removed 145 places and 0 transitions.
Iterating global reduction 7 with 290 rules applied. Total rules applied 1520 place count 132 transition count 258
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 7 with 16 rules applied. Total rules applied 1536 place count 132 transition count 242
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1539 place count 129 transition count 239
Iterating global reduction 8 with 3 rules applied. Total rules applied 1542 place count 129 transition count 239
Performed 14 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 8 with 28 rules applied. Total rules applied 1570 place count 115 transition count 222
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1585 place count 115 transition count 207
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 1587 place count 114 transition count 206
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1589 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 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 1591 place count 113 transition count 203
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1593 place count 113 transition count 201
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 11 with 68 rules applied. Total rules applied 1661 place count 79 transition count 231
Drop transitions removed 22 transitions
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 47 transitions.
Iterating post reduction 11 with 47 rules applied. Total rules applied 1708 place count 79 transition count 184
Discarding 23 places :
Symmetric choice reduction at 12 with 23 rule applications. Total rules 1731 place count 56 transition count 154
Iterating global reduction 12 with 23 rules applied. Total rules applied 1754 place count 56 transition count 154
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 12 with 13 rules applied. Total rules applied 1767 place count 56 transition count 141
Discarding 6 places :
Symmetric choice reduction at 13 with 6 rule applications. Total rules 1773 place count 50 transition count 129
Iterating global reduction 13 with 6 rules applied. Total rules applied 1779 place count 50 transition count 129
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 13 with 5 rules applied. Total rules applied 1784 place count 50 transition count 124
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 14 with 21 rules applied. Total rules applied 1805 place count 50 transition count 103
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 1807 place count 48 transition count 97
Iterating global reduction 14 with 2 rules applied. Total rules applied 1809 place count 48 transition count 97
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 1811 place count 46 transition count 95
Iterating global reduction 14 with 2 rules applied. Total rules applied 1813 place count 46 transition count 95
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 1815 place count 46 transition count 93
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 1817 place count 46 transition count 91
Free-agglomeration rule applied 3 times.
Iterating global reduction 15 with 3 rules applied. Total rules applied 1820 place count 46 transition count 88
Reduce places removed 3 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 15 with 4 rules applied. Total rules applied 1824 place count 43 transition count 87
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 1826 place count 43 transition count 87
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1827 place count 43 transition count 86
Discarding 1 places :
Symmetric choice reduction at 16 with 1 rule applications. Total rules 1828 place count 42 transition count 85
Iterating global reduction 16 with 1 rules applied. Total rules applied 1829 place count 42 transition count 85
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1830 place count 41 transition count 84
Applied a total of 1830 rules in 62 ms. Remains 41 /1506 variables (removed 1465) and now considering 84/1930 (removed 1846) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 41/1506 places, 84/1930 transitions.
Finished random walk after 270 steps, including 7 resets, run visited all 2 properties in 4 ms. (steps per millisecond=67 )
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (AND (NOT p1) (NOT p0))), (X (NOT (OR p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (OR (AND p1 (NOT p2)) (AND p0 (NOT p2)))))), (X (X p2)), (X (X (NOT (AND (NOT p1) p0 (NOT p2)))))]
False Knowledge obtained : [(F (AND p0 (NOT p1) (NOT p2))), (F (AND (NOT p0) (NOT p1) (NOT p2))), (F (AND p0 (NOT p1))), (F (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT p2)), (F (OR p0 p1)), (F (AND p0 (NOT p1) p2)), (F (NOT (AND (NOT p0) (NOT p1) p2))), (F (OR (AND p0 p2) (AND p1 p2)))]
Knowledge based reduction with 7 factoid took 688 ms. Reduced automaton from 8 states, 16 edges and 3 AP (stutter sensitive) to 8 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 330 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 345 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) p2)]
Support contains 3 out of 1506 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1506/1506 places, 1930/1930 transitions.
Applied a total of 0 rules in 53 ms. Remains 1506 /1506 variables (removed 0) and now considering 1930/1930 (removed 0) transitions.
[2023-03-08 06:37:50] [INFO ] Invariant cache hit.
[2023-03-08 06:37:50] [INFO ] Implicit Places using invariants in 210 ms returned []
[2023-03-08 06:37:50] [INFO ] Invariant cache hit.
[2023-03-08 06:37:51] [INFO ] Implicit Places using invariants and state equation in 1022 ms returned []
Implicit Place search using SMT with State Equation took 1234 ms to find 0 implicit places.
[2023-03-08 06:37:51] [INFO ] Invariant cache hit.
[2023-03-08 06:37:52] [INFO ] Dead Transitions using invariants and state equation in 752 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2043 ms. Remains : 1506/1506 places, 1930/1930 transitions.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2103 edges and 1506 vertex of which 1498 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.5 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (OR p0 p1))), (X (AND (NOT p0) (NOT p1))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p2)), (X (X (NOT (AND p0 (NOT p1) (NOT p2)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 401 ms. Reduced automaton from 8 states, 16 edges and 3 AP (stutter sensitive) to 8 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 357 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) p2)]
Incomplete random walk after 10000 steps, including 80 resets, run finished after 254 ms. (steps per millisecond=39 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 25 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 10) seen :3
Incomplete Best-First random walk after 10000 steps, including 25 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 24 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-08 06:37:53] [INFO ] Invariant cache hit.
[2023-03-08 06:37:54] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 21 ms returned sat
[2023-03-08 06:37:54] [INFO ] After 396ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-08 06:37:54] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 20 ms returned sat
[2023-03-08 06:37:55] [INFO ] After 1057ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-08 06:37:56] [INFO ] After 1821ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 414 ms.
[2023-03-08 06:37:56] [INFO ] After 2716ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Fused 7 Parikh solutions to 4 different solutions.
Finished Parikh walk after 272 steps, including 1 resets, run visited all 7 properties in 7 ms. (steps per millisecond=38 )
Parikh walk visited 7 properties in 20 ms.
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (OR p0 p1))), (X (AND (NOT p0) (NOT p1))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p2)), (X (X (NOT (AND p0 (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(F (AND p0 (NOT p1) (NOT p2))), (F (AND (NOT p0) (NOT p1) (NOT p2))), (F (AND p0 (NOT p1))), (F (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT p2)), (F (OR p0 p1)), (F (AND p0 (NOT p1) p2)), (F (NOT (AND (NOT p0) (NOT p1) p2))), (F (OR (AND p0 p2) (AND p1 p2)))]
Knowledge based reduction with 7 factoid took 652 ms. Reduced automaton from 8 states, 16 edges and 3 AP (stutter sensitive) to 8 states, 16 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 336 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 355 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) p2)]
Stuttering acceptance computed with spot in 338 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) p2)]
Product exploration explored 100000 steps with 24978 reset in 612 ms.
Product exploration explored 100000 steps with 24991 reset in 629 ms.
Applying partial POR strategy [false, false, false, true, true, true, true, true]
Stuttering acceptance computed with spot in 324 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) p2)]
Support contains 3 out of 1506 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1506/1506 places, 1930/1930 transitions.
Graph (trivial) has 1837 edges and 1506 vertex of which 685 / 1506 are part of one of the 62 SCC in 2 ms
Free SCC test removed 623 places
Ensure Unique test removed 724 transitions
Reduce isomorphic transitions removed 724 transitions.
Graph (complete) has 1373 edges and 883 vertex of which 875 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.3 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Performed 476 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 476 rules applied. Total rules applied 478 place count 875 transition count 1201
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 489 place count 875 transition count 1190
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 21 Pre rules applied. Total rules applied 489 place count 875 transition count 1202
Deduced a syphon composed of 497 places in 0 ms
Iterating global reduction 2 with 21 rules applied. Total rules applied 510 place count 875 transition count 1202
Discarding 283 places :
Symmetric choice reduction at 2 with 283 rule applications. Total rules 793 place count 592 transition count 909
Deduced a syphon composed of 230 places in 0 ms
Iterating global reduction 2 with 283 rules applied. Total rules applied 1076 place count 592 transition count 909
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 1088 place count 580 transition count 893
Deduced a syphon composed of 228 places in 0 ms
Iterating global reduction 2 with 12 rules applied. Total rules applied 1100 place count 580 transition count 893
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 1106 place count 580 transition count 887
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1118 place count 568 transition count 875
Deduced a syphon composed of 218 places in 0 ms
Iterating global reduction 3 with 12 rules applied. Total rules applied 1130 place count 568 transition count 875
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 1131 place count 567 transition count 873
Deduced a syphon composed of 218 places in 0 ms
Iterating global reduction 3 with 1 rules applied. Total rules applied 1132 place count 567 transition count 873
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 1133 place count 566 transition count 871
Deduced a syphon composed of 218 places in 0 ms
Iterating global reduction 3 with 1 rules applied. Total rules applied 1134 place count 566 transition count 871
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1136 place count 564 transition count 869
Deduced a syphon composed of 217 places in 0 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1138 place count 564 transition count 869
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 1139 place count 563 transition count 867
Deduced a syphon composed of 217 places in 1 ms
Iterating global reduction 3 with 1 rules applied. Total rules applied 1140 place count 563 transition count 867
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 1141 place count 562 transition count 865
Deduced a syphon composed of 217 places in 1 ms
Iterating global reduction 3 with 1 rules applied. Total rules applied 1142 place count 562 transition count 865
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1144 place count 560 transition count 862
Deduced a syphon composed of 216 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1146 place count 560 transition count 862
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1148 place count 558 transition count 854
Deduced a syphon composed of 215 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1150 place count 558 transition count 854
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1152 place count 556 transition count 852
Deduced a syphon composed of 214 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1154 place count 556 transition count 852
Performed 109 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 323 places in 0 ms
Iterating global reduction 3 with 109 rules applied. Total rules applied 1263 place count 556 transition count 927
Ensure Unique test removed 41 transitions
Reduce isomorphic transitions removed 41 transitions.
Iterating post reduction 3 with 41 rules applied. Total rules applied 1304 place count 556 transition count 886
Discarding 103 places :
Symmetric choice reduction at 4 with 103 rule applications. Total rules 1407 place count 453 transition count 773
Deduced a syphon composed of 230 places in 0 ms
Iterating global reduction 4 with 103 rules applied. Total rules applied 1510 place count 453 transition count 773
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 1516 place count 447 transition count 764
Deduced a syphon composed of 224 places in 0 ms
Iterating global reduction 4 with 6 rules applied. Total rules applied 1522 place count 447 transition count 764
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 231 places in 1 ms
Iterating global reduction 4 with 7 rules applied. Total rules applied 1529 place count 447 transition count 764
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 1534 place count 447 transition count 759
Discarding 15 places :
Symmetric choice reduction at 5 with 15 rule applications. Total rules 1549 place count 432 transition count 740
Deduced a syphon composed of 220 places in 0 ms
Iterating global reduction 5 with 15 rules applied. Total rules applied 1564 place count 432 transition count 740
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1570 place count 432 transition count 734
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 1574 place count 428 transition count 730
Deduced a syphon composed of 216 places in 1 ms
Iterating global reduction 6 with 4 rules applied. Total rules applied 1578 place count 428 transition count 730
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 219 places in 0 ms
Iterating global reduction 6 with 3 rules applied. Total rules applied 1581 place count 428 transition count 730
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1587 place count 428 transition count 724
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1590 place count 425 transition count 721
Deduced a syphon composed of 216 places in 1 ms
Iterating global reduction 7 with 3 rules applied. Total rules applied 1593 place count 425 transition count 721
Performed 74 Post agglomeration using F-continuation condition with reduction of 120 identical transitions.
Deduced a syphon composed of 290 places in 1 ms
Iterating global reduction 7 with 74 rules applied. Total rules applied 1667 place count 425 transition count 1061
Ensure Unique test removed 125 transitions
Reduce isomorphic transitions removed 125 transitions.
Iterating post reduction 7 with 125 rules applied. Total rules applied 1792 place count 425 transition count 936
Discarding 130 places :
Symmetric choice reduction at 8 with 130 rule applications. Total rules 1922 place count 295 transition count 587
Deduced a syphon composed of 169 places in 0 ms
Iterating global reduction 8 with 130 rules applied. Total rules applied 2052 place count 295 transition count 587
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 8 with 13 rules applied. Total rules applied 2065 place count 295 transition count 574
Discarding 26 places :
Symmetric choice reduction at 9 with 26 rule applications. Total rules 2091 place count 269 transition count 521
Deduced a syphon composed of 143 places in 0 ms
Iterating global reduction 9 with 26 rules applied. Total rules applied 2117 place count 269 transition count 521
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -50
Deduced a syphon composed of 146 places in 0 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2120 place count 269 transition count 571
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 2123 place count 266 transition count 543
Deduced a syphon composed of 143 places in 0 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2126 place count 266 transition count 543
Deduced a syphon composed of 143 places in 0 ms
Drop transitions removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 9 with 56 rules applied. Total rules applied 2182 place count 266 transition count 487
Discarding 4 places :
Symmetric choice reduction at 9 with 4 rule applications. Total rules 2186 place count 262 transition count 483
Deduced a syphon composed of 139 places in 0 ms
Iterating global reduction 9 with 4 rules applied. Total rules applied 2190 place count 262 transition count 483
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 142 places in 0 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2193 place count 262 transition count 543
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 2196 place count 259 transition count 528
Deduced a syphon composed of 139 places in 0 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2199 place count 259 transition count 528
Deduced a syphon composed of 139 places in 0 ms
Applied a total of 2199 rules in 376 ms. Remains 259 /1506 variables (removed 1247) and now considering 528/1930 (removed 1402) transitions.
[2023-03-08 06:38:00] [INFO ] Redundant transitions in 35 ms returned []
[2023-03-08 06:38:00] [INFO ] Flow matrix only has 471 transitions (discarded 57 similar events)
// Phase 1: matrix 471 rows 259 cols
[2023-03-08 06:38:00] [INFO ] Computed 0 place invariants in 3 ms
[2023-03-08 06:38:00] [INFO ] Dead Transitions using invariants and state equation in 185 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 259/1506 places, 528/1930 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 604 ms. Remains : 259/1506 places, 528/1930 transitions.
Support contains 3 out of 1506 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1506/1506 places, 1930/1930 transitions.
Applied a total of 0 rules in 127 ms. Remains 1506 /1506 variables (removed 0) and now considering 1930/1930 (removed 0) transitions.
// Phase 1: matrix 1930 rows 1506 cols
[2023-03-08 06:38:01] [INFO ] Computed 3 place invariants in 14 ms
[2023-03-08 06:38:01] [INFO ] Implicit Places using invariants in 223 ms returned []
[2023-03-08 06:38:01] [INFO ] Invariant cache hit.
[2023-03-08 06:38:02] [INFO ] Implicit Places using invariants and state equation in 971 ms returned []
Implicit Place search using SMT with State Equation took 1197 ms to find 0 implicit places.
[2023-03-08 06:38:02] [INFO ] Invariant cache hit.
[2023-03-08 06:38:02] [INFO ] Dead Transitions using invariants and state equation in 794 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2120 ms. Remains : 1506/1506 places, 1930/1930 transitions.
Treatment of property CloudReconfiguration-PT-307-LTLFireability-10 finished in 27475 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((p0&&F(p1)))&&G(p0))))'
Support contains 2 out of 1522 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1513 transition count 1941
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1513 transition count 1941
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 20 place count 1513 transition count 1939
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 25 place count 1508 transition count 1932
Iterating global reduction 1 with 5 rules applied. Total rules applied 30 place count 1508 transition count 1932
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 31 place count 1508 transition count 1931
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 33 place count 1506 transition count 1929
Iterating global reduction 2 with 2 rules applied. Total rules applied 35 place count 1506 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 36 place count 1505 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 37 place count 1505 transition count 1928
Applied a total of 37 rules in 219 ms. Remains 1505 /1522 variables (removed 17) and now considering 1928/1951 (removed 23) transitions.
// Phase 1: matrix 1928 rows 1505 cols
[2023-03-08 06:38:03] [INFO ] Computed 3 place invariants in 15 ms
[2023-03-08 06:38:03] [INFO ] Implicit Places using invariants in 231 ms returned []
[2023-03-08 06:38:03] [INFO ] Invariant cache hit.
[2023-03-08 06:38:04] [INFO ] Implicit Places using invariants and state equation in 988 ms returned []
Implicit Place search using SMT with State Equation took 1224 ms to find 0 implicit places.
[2023-03-08 06:38:04] [INFO ] Invariant cache hit.
[2023-03-08 06:38:05] [INFO ] Dead Transitions using invariants and state equation in 743 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1505/1522 places, 1928/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2188 ms. Remains : 1505/1522 places, 1928/1951 transitions.
Stuttering acceptance computed with spot in 198 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={} source=1 dest: 3}, { cond=p0, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(AND p0 p1), acceptance={0} source=4 dest: 0}, { cond=(NOT p0), acceptance={0} source=4 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={0} source=4 dest: 4}]], initial=2, aps=[p0:(EQ s235 1), p1:(EQ s276 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-307-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLFireability-12 finished in 2418 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))&&F(p1)))'
Support contains 2 out of 1522 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1512 transition count 1940
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1512 transition count 1940
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 22 place count 1512 transition count 1938
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 27 place count 1507 transition count 1931
Iterating global reduction 1 with 5 rules applied. Total rules applied 32 place count 1507 transition count 1931
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 33 place count 1507 transition count 1930
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 35 place count 1505 transition count 1928
Iterating global reduction 2 with 2 rules applied. Total rules applied 37 place count 1505 transition count 1928
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 38 place count 1504 transition count 1927
Iterating global reduction 2 with 1 rules applied. Total rules applied 39 place count 1504 transition count 1927
Applied a total of 39 rules in 215 ms. Remains 1504 /1522 variables (removed 18) and now considering 1927/1951 (removed 24) transitions.
// Phase 1: matrix 1927 rows 1504 cols
[2023-03-08 06:38:05] [INFO ] Computed 3 place invariants in 16 ms
[2023-03-08 06:38:05] [INFO ] Implicit Places using invariants in 236 ms returned []
[2023-03-08 06:38:05] [INFO ] Invariant cache hit.
[2023-03-08 06:38:06] [INFO ] Implicit Places using invariants and state equation in 984 ms returned []
Implicit Place search using SMT with State Equation took 1225 ms to find 0 implicit places.
[2023-03-08 06:38:06] [INFO ] Invariant cache hit.
[2023-03-08 06:38:07] [INFO ] Dead Transitions using invariants and state equation in 774 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1504/1522 places, 1927/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2216 ms. Remains : 1504/1522 places, 1927/1951 transitions.
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 0}, { cond=(NOT p1), acceptance={} source=2 dest: 3}], [{ cond=(AND p1 p0), acceptance={0} source=3 dest: 0}, { cond=(NOT p0), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}]], initial=2, aps=[p0:(EQ s968 1), p1:(EQ s954 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-307-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLFireability-13 finished in 2388 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1522 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1522/1522 places, 1951/1951 transitions.
Graph (trivial) has 1860 edges and 1522 vertex of which 698 / 1522 are part of one of the 63 SCC in 2 ms
Free SCC test removed 635 places
Ensure Unique test removed 739 transitions
Reduce isomorphic transitions removed 739 transitions.
Graph (complete) has 1379 edges and 887 vertex of which 879 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 483 transitions
Trivial Post-agglo rules discarded 483 transitions
Performed 483 trivial Post agglomeration. Transition count delta: 483
Iterating post reduction 0 with 483 rules applied. Total rules applied 485 place count 878 transition count 723
Reduce places removed 483 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 508 rules applied. Total rules applied 993 place count 395 transition count 698
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1005 place count 383 transition count 698
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 46 Pre rules applied. Total rules applied 1005 place count 383 transition count 652
Deduced a syphon composed of 46 places in 1 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 3 with 92 rules applied. Total rules applied 1097 place count 337 transition count 652
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 1113 place count 321 transition count 626
Iterating global reduction 3 with 16 rules applied. Total rules applied 1129 place count 321 transition count 626
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 1131 place count 321 transition count 624
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 1133 place count 319 transition count 624
Discarding 10 places :
Symmetric choice reduction at 5 with 10 rule applications. Total rules 1143 place count 309 transition count 610
Iterating global reduction 5 with 10 rules applied. Total rules applied 1153 place count 309 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 1159 place count 309 transition count 604
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1161 place count 307 transition count 600
Iterating global reduction 6 with 2 rules applied. Total rules applied 1163 place count 307 transition count 600
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1165 place count 305 transition count 596
Iterating global reduction 6 with 2 rules applied. Total rules applied 1167 place count 305 transition count 596
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1169 place count 303 transition count 592
Iterating global reduction 6 with 2 rules applied. Total rules applied 1171 place count 303 transition count 592
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1173 place count 301 transition count 588
Iterating global reduction 6 with 2 rules applied. Total rules applied 1175 place count 301 transition count 588
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1176 place count 300 transition count 586
Iterating global reduction 6 with 1 rules applied. Total rules applied 1177 place count 300 transition count 586
Performed 138 Post agglomeration using F-continuation condition with reduction of 78 identical transitions.
Deduced a syphon composed of 138 places in 0 ms
Reduce places removed 138 places and 0 transitions.
Iterating global reduction 6 with 276 rules applied. Total rules applied 1453 place count 162 transition count 370
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 6 with 14 rules applied. Total rules applied 1467 place count 162 transition count 356
Discarding 5 places :
Symmetric choice reduction at 7 with 5 rule applications. Total rules 1472 place count 157 transition count 346
Iterating global reduction 7 with 5 rules applied. Total rules applied 1477 place count 157 transition count 346
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 1503 place count 144 transition count 331
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 7 with 16 rules applied. Total rules applied 1519 place count 144 transition count 315
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -36
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 8 with 36 rules applied. Total rules applied 1555 place count 126 transition count 351
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 8 with 18 rules applied. Total rules applied 1573 place count 126 transition count 333
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 1582 place count 117 transition count 315
Iterating global reduction 9 with 9 rules applied. Total rules applied 1591 place count 117 transition count 315
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 9 with 5 rules applied. Total rules applied 1596 place count 117 transition count 310
Drop transitions removed 39 transitions
Redundant transition composition rules discarded 39 transitions
Iterating global reduction 10 with 39 rules applied. Total rules applied 1635 place count 117 transition count 271
Partial Post-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 10 with 4 rules applied. Total rules applied 1639 place count 117 transition count 271
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 10 with 2 rules applied. Total rules applied 1641 place count 117 transition count 269
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1642 place count 116 transition count 268
Applied a total of 1642 rules in 70 ms. Remains 116 /1522 variables (removed 1406) and now considering 268/1951 (removed 1683) transitions.
[2023-03-08 06:38:08] [INFO ] Flow matrix only has 212 transitions (discarded 56 similar events)
// Phase 1: matrix 212 rows 116 cols
[2023-03-08 06:38:08] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-08 06:38:08] [INFO ] Implicit Places using invariants in 51 ms returned []
[2023-03-08 06:38:08] [INFO ] Flow matrix only has 212 transitions (discarded 56 similar events)
[2023-03-08 06:38:08] [INFO ] Invariant cache hit.
[2023-03-08 06:38:08] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-08 06:38:08] [INFO ] Implicit Places using invariants and state equation in 111 ms returned [11, 44, 77]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 164 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 113/1522 places, 268/1951 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 111 transition count 266
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 110 transition count 265
Applied a total of 3 rules in 6 ms. Remains 110 /113 variables (removed 3) and now considering 265/268 (removed 3) transitions.
[2023-03-08 06:38:08] [INFO ] Flow matrix only has 209 transitions (discarded 56 similar events)
// Phase 1: matrix 209 rows 110 cols
[2023-03-08 06:38:08] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-08 06:38:08] [INFO ] Implicit Places using invariants in 46 ms returned []
[2023-03-08 06:38:08] [INFO ] Flow matrix only has 209 transitions (discarded 56 similar events)
[2023-03-08 06:38:08] [INFO ] Invariant cache hit.
[2023-03-08 06:38:08] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-08 06:38:08] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 142 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 110/1522 places, 265/1951 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 384 ms. Remains : 110/1522 places, 265/1951 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-307-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s8 0) (EQ s106 0))], 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 1059 steps with 116 reset in 6 ms.
FORMULA CloudReconfiguration-PT-307-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-307-LTLFireability-15 finished in 451 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((G((p0 U p1))||X(X(p2)))))'
[2023-03-08 06:38:08] [INFO ] Flatten gal took : 64 ms
[2023-03-08 06:38:08] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-08 06:38:08] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1522 places, 1951 transitions and 4069 arcs took 10 ms.
Total runtime 69773 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1542/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : CloudReconfiguration-PT-307-LTLFireability-10

BK_STOP 1678257490388

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name CloudReconfiguration-PT-307-LTLFireability-10
ltl formula formula --ltl=/tmp/1542/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1522 places, 1951 transitions and 4069 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.190 real 0.070 user 0.060 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1542/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1542/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1542/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1542/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 8 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-307"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is CloudReconfiguration-PT-307, 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 r105-tall-167814480700052"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-307.tgz
mv CloudReconfiguration-PT-307 execution
cd execution
if [ "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 ;