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.r071-smll-167814398000436.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 lolaxred
Input is CloudDeployment-PT-6b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r071-smll-167814398000436
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.2M
-rw-r--r-- 1 mcc users 8.0K Feb 25 14:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 25 14:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 25 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 25 14:48 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 3.8K Feb 25 15:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 15:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 14:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 47K Feb 25 14:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Feb 25 14:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 4.8M 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 CloudDeployment-PT-6b-LTLFireability-00
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-01
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-02
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-03
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-04
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-05
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-06
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-07
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-08
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-09
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-10
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-11
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-12
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-13
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-14
FORMULA_NAME CloudDeployment-PT-6b-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678286826985

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=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudDeployment-PT-6b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-08 14:47:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-08 14:47:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 14:47:11] [INFO ] Load time of PNML (sax parser for PT used): 824 ms
[2023-03-08 14:47:11] [INFO ] Transformed 1888 places.
[2023-03-08 14:47:11] [INFO ] Transformed 6804 transitions.
[2023-03-08 14:47:11] [INFO ] Found NUPN structural information;
[2023-03-08 14:47:11] [INFO ] Parsed PT model containing 1888 places and 6804 transitions and 91831 arcs in 1139 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
FORMULA CloudDeployment-PT-6b-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-6b-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-6b-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-6b-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-6b-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-6b-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 42 out of 1888 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1888/1888 places, 6804/6804 transitions.
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 1882 transition count 6804
Discarding 520 places :
Symmetric choice reduction at 1 with 520 rule applications. Total rules 526 place count 1362 transition count 6284
Iterating global reduction 1 with 520 rules applied. Total rules applied 1046 place count 1362 transition count 6284
Discarding 207 places :
Symmetric choice reduction at 1 with 207 rule applications. Total rules 1253 place count 1155 transition count 6077
Iterating global reduction 1 with 207 rules applied. Total rules applied 1460 place count 1155 transition count 6077
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 1 with 29 rules applied. Total rules applied 1489 place count 1155 transition count 6048
Discarding 21 places :
Symmetric choice reduction at 2 with 21 rule applications. Total rules 1510 place count 1134 transition count 6027
Iterating global reduction 2 with 21 rules applied. Total rules applied 1531 place count 1134 transition count 6027
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 1533 place count 1132 transition count 6025
Iterating global reduction 2 with 2 rules applied. Total rules applied 1535 place count 1132 transition count 6025
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 1536 place count 1131 transition count 6024
Iterating global reduction 2 with 1 rules applied. Total rules applied 1537 place count 1131 transition count 6024
Applied a total of 1537 rules in 1191 ms. Remains 1131 /1888 variables (removed 757) and now considering 6024/6804 (removed 780) transitions.
// Phase 1: matrix 6024 rows 1131 cols
[2023-03-08 14:47:13] [INFO ] Computed 19 place invariants in 183 ms
[2023-03-08 14:47:14] [INFO ] Implicit Places using invariants in 912 ms returned []
[2023-03-08 14:47:14] [INFO ] Invariant cache hit.
[2023-03-08 14:47:16] [INFO ] Implicit Places using invariants and state equation in 1838 ms returned []
Implicit Place search using SMT with State Equation took 2795 ms to find 0 implicit places.
[2023-03-08 14:47:16] [INFO ] Invariant cache hit.
[2023-03-08 14:47:25] [INFO ] Dead Transitions using invariants and state equation in 8530 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1131/1888 places, 6024/6804 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 12525 ms. Remains : 1131/1888 places, 6024/6804 transitions.
Support contains 42 out of 1131 places after structural reductions.
[2023-03-08 14:47:27] [INFO ] Flatten gal took : 1921 ms
[2023-03-08 14:47:28] [INFO ] Flatten gal took : 1240 ms
[2023-03-08 14:47:30] [INFO ] Input system was already deterministic with 6024 transitions.
Incomplete random walk after 10000 steps, including 51 resets, run finished after 782 ms. (steps per millisecond=12 ) properties (out of 19) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 18) 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 18) 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 18) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 18) seen :0
Interrupted probabilistic random walk after 75352 steps, run timeout after 3001 ms. (steps per millisecond=25 ) properties seen :{}
Probabilistic random walk after 75352 steps, saw 20053 distinct states, run finished after 3003 ms. (steps per millisecond=25 ) properties seen :0
Running SMT prover for 18 properties.
[2023-03-08 14:47:35] [INFO ] Invariant cache hit.
[2023-03-08 14:47:36] [INFO ] [Real]Absence check using 0 positive and 19 generalized place invariants in 17 ms returned sat
[2023-03-08 14:47:36] [INFO ] After 794ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:18
[2023-03-08 14:47:37] [INFO ] [Nat]Absence check using 0 positive and 19 generalized place invariants in 16 ms returned sat
[2023-03-08 14:47:42] [INFO ] After 4647ms SMT Verify possible using state equation in natural domain returned unsat :13 sat :5
[2023-03-08 14:47:45] [INFO ] After 7231ms SMT Verify possible using trap constraints in natural domain returned unsat :13 sat :5
Attempting to minimize the solution found.
Minimization took 1367 ms.
[2023-03-08 14:47:46] [INFO ] After 10030ms SMT Verify possible using all constraints in natural domain returned unsat :13 sat :5
Fused 18 Parikh solutions to 5 different solutions.
Parikh walk visited 3 properties in 183 ms.
Support contains 6 out of 1131 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1131/1131 places, 6024/6024 transitions.
Graph (trivial) has 1155 edges and 1131 vertex of which 412 / 1131 are part of one of the 46 SCC in 15 ms
Free SCC test removed 366 places
Drop transitions removed 4562 transitions
Reduce isomorphic transitions removed 4562 transitions.
Graph (complete) has 3133 edges and 765 vertex of which 732 are kept as prefixes of interest. Removing 33 places using SCC suffix rule.16 ms
Discarding 33 places :
Also discarding 0 output transitions
Drop transitions removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Drop transitions removed 306 transitions
Trivial Post-agglo rules discarded 306 transitions
Performed 306 trivial Post agglomeration. Transition count delta: 306
Iterating post reduction 0 with 328 rules applied. Total rules applied 330 place count 732 transition count 1134
Reduce places removed 306 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 309 rules applied. Total rules applied 639 place count 426 transition count 1131
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 641 place count 424 transition count 1131
Performed 66 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 66 Pre rules applied. Total rules applied 641 place count 424 transition count 1065
Deduced a syphon composed of 66 places in 3 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 3 with 132 rules applied. Total rules applied 773 place count 358 transition count 1065
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 781 place count 350 transition count 1057
Iterating global reduction 3 with 8 rules applied. Total rules applied 789 place count 350 transition count 1057
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 790 place count 350 transition count 1056
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 7 Pre rules applied. Total rules applied 790 place count 350 transition count 1049
Deduced a syphon composed of 7 places in 3 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 804 place count 343 transition count 1049
Performed 98 Post agglomeration using F-continuation condition.Transition count delta: 98
Deduced a syphon composed of 98 places in 7 ms
Reduce places removed 98 places and 0 transitions.
Iterating global reduction 4 with 196 rules applied. Total rules applied 1000 place count 245 transition count 951
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: -246
Deduced a syphon composed of 36 places in 7 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 4 with 72 rules applied. Total rules applied 1072 place count 209 transition count 1197
Drop transitions removed 15 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 4 with 45 rules applied. Total rules applied 1117 place count 209 transition count 1152
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 6 places in 7 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 5 with 12 rules applied. Total rules applied 1129 place count 203 transition count 1212
Drop transitions removed 187 transitions
Redundant transition composition rules discarded 187 transitions
Iterating global reduction 5 with 187 rules applied. Total rules applied 1316 place count 203 transition count 1025
Free-agglomeration rule applied 56 times with reduction of 20 identical transitions.
Iterating global reduction 5 with 56 rules applied. Total rules applied 1372 place count 203 transition count 949
Reduce places removed 56 places and 0 transitions.
Drop transitions removed 95 transitions
Ensure Unique test removed 76 transitions
Reduce isomorphic transitions removed 171 transitions.
Iterating post reduction 5 with 227 rules applied. Total rules applied 1599 place count 147 transition count 778
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1606 place count 140 transition count 722
Iterating global reduction 6 with 7 rules applied. Total rules applied 1613 place count 140 transition count 722
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 1615 place count 140 transition count 720
Drop transitions removed 97 transitions
Redundant transition composition rules discarded 97 transitions
Iterating global reduction 7 with 97 rules applied. Total rules applied 1712 place count 140 transition count 623
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 1713 place count 140 transition count 623
Applied a total of 1713 rules in 640 ms. Remains 140 /1131 variables (removed 991) and now considering 623/6024 (removed 5401) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 641 ms. Remains : 140/1131 places, 623/6024 transitions.
Incomplete random walk after 10000 steps, including 136 resets, run finished after 307 ms. (steps per millisecond=32 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 15 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 479276 steps, run timeout after 3001 ms. (steps per millisecond=159 ) properties seen :{}
Probabilistic random walk after 479276 steps, saw 68631 distinct states, run finished after 3001 ms. (steps per millisecond=159 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-08 14:47:50] [INFO ] Flow matrix only has 334 transitions (discarded 289 similar events)
// Phase 1: matrix 334 rows 140 cols
[2023-03-08 14:47:50] [INFO ] Computed 22 place invariants in 3 ms
[2023-03-08 14:47:50] [INFO ] After 56ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 14:47:50] [INFO ] [Nat]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-03-08 14:47:50] [INFO ] [Nat]Absence check using 6 positive and 16 generalized place invariants in 11 ms returned sat
[2023-03-08 14:47:51] [INFO ] After 154ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 14:47:51] [INFO ] State equation strengthened by 210 read => feed constraints.
[2023-03-08 14:47:51] [INFO ] After 94ms SMT Verify possible using 210 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 14:47:51] [INFO ] After 163ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 72 ms.
[2023-03-08 14:47:51] [INFO ] After 466ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 11 ms.
Support contains 6 out of 140 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 140/140 places, 623/623 transitions.
Applied a total of 0 rules in 29 ms. Remains 140 /140 variables (removed 0) and now considering 623/623 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30 ms. Remains : 140/140 places, 623/623 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 140/140 places, 623/623 transitions.
Applied a total of 0 rules in 29 ms. Remains 140 /140 variables (removed 0) and now considering 623/623 (removed 0) transitions.
[2023-03-08 14:47:51] [INFO ] Flow matrix only has 334 transitions (discarded 289 similar events)
[2023-03-08 14:47:51] [INFO ] Invariant cache hit.
[2023-03-08 14:47:51] [INFO ] Implicit Places using invariants in 246 ms returned []
[2023-03-08 14:47:51] [INFO ] Flow matrix only has 334 transitions (discarded 289 similar events)
[2023-03-08 14:47:51] [INFO ] Invariant cache hit.
[2023-03-08 14:47:51] [INFO ] State equation strengthened by 210 read => feed constraints.
[2023-03-08 14:47:52] [INFO ] Implicit Places using invariants and state equation in 737 ms returned []
Implicit Place search using SMT with State Equation took 988 ms to find 0 implicit places.
[2023-03-08 14:47:52] [INFO ] Redundant transitions in 430 ms returned []
[2023-03-08 14:47:52] [INFO ] Flow matrix only has 334 transitions (discarded 289 similar events)
[2023-03-08 14:47:52] [INFO ] Invariant cache hit.
[2023-03-08 14:47:53] [INFO ] Dead Transitions using invariants and state equation in 708 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2170 ms. Remains : 140/140 places, 623/623 transitions.
Graph (trivial) has 128 edges and 140 vertex of which 40 / 140 are part of one of the 5 SCC in 1 ms
Free SCC test removed 35 places
Drop transitions removed 55 transitions
Ensure Unique test removed 289 transitions
Reduce isomorphic transitions removed 344 transitions.
Ensure Unique test removed 9 places
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 96 transition count 271
Reduce places removed 8 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 9 rules applied. Total rules applied 27 place count 88 transition count 270
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 29 place count 87 transition count 269
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 29 place count 87 transition count 257
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 53 place count 75 transition count 257
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 56 place count 72 transition count 254
Iterating global reduction 3 with 3 rules applied. Total rules applied 59 place count 72 transition count 254
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 62 place count 69 transition count 251
Iterating global reduction 3 with 3 rules applied. Total rules applied 65 place count 69 transition count 251
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 68 place count 66 transition count 230
Iterating global reduction 3 with 3 rules applied. Total rules applied 71 place count 66 transition count 230
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Iterating post reduction 3 with 48 rules applied. Total rules applied 119 place count 66 transition count 182
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 137 place count 57 transition count 173
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 147 place count 57 transition count 163
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 148 place count 56 transition count 162
Iterating global reduction 5 with 1 rules applied. Total rules applied 149 place count 56 transition count 162
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 150 place count 55 transition count 155
Iterating global reduction 5 with 1 rules applied. Total rules applied 151 place count 55 transition count 155
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 5 with 16 rules applied. Total rules applied 167 place count 55 transition count 139
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 177 place count 50 transition count 169
Drop transitions removed 47 transitions
Redundant transition composition rules discarded 47 transitions
Iterating global reduction 6 with 47 rules applied. Total rules applied 224 place count 50 transition count 122
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 6 with 1 rules applied. Total rules applied 225 place count 50 transition count 121
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 226 place count 49 transition count 121
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 227 place count 48 transition count 118
Iterating global reduction 8 with 1 rules applied. Total rules applied 228 place count 48 transition count 118
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 236 place count 44 transition count 114
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 239 place count 41 transition count 90
Iterating global reduction 8 with 3 rules applied. Total rules applied 242 place count 41 transition count 90
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 8 with 8 rules applied. Total rules applied 250 place count 41 transition count 82
Applied a total of 250 rules in 68 ms. Remains 41 /140 variables (removed 99) and now considering 82/623 (removed 541) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 82 rows 41 cols
[2023-03-08 14:47:53] [INFO ] Computed 10 place invariants in 2 ms
[2023-03-08 14:47:53] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 14:47:53] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-08 14:47:53] [INFO ] [Nat]Absence check using 3 positive and 7 generalized place invariants in 3 ms returned sat
[2023-03-08 14:47:53] [INFO ] After 52ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-08 14:47:53] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-08 14:47:53] [INFO ] After 21ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-08 14:47:53] [INFO ] After 48ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 21 ms.
[2023-03-08 14:47:53] [INFO ] After 169ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Successfully simplified 13 atomic propositions for a total of 10 simplifications.
FORMULA CloudDeployment-PT-6b-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-6b-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-6b-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-6b-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-6b-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 175 stabilizing places and 4749 stable transitions
Graph (complete) has 3754 edges and 1131 vertex of which 1098 are kept as prefixes of interest. Removing 33 places using SCC suffix rule.97 ms
FORMULA CloudDeployment-PT-6b-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudDeployment-PT-6b-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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(G(p0))))'
Support contains 5 out of 1131 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1131/1131 places, 6024/6024 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1130 transition count 6024
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 15 place count 1116 transition count 1927
Iterating global reduction 1 with 14 rules applied. Total rules applied 29 place count 1116 transition count 1927
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 1116 transition count 1926
Applied a total of 30 rules in 905 ms. Remains 1116 /1131 variables (removed 15) and now considering 1926/6024 (removed 4098) transitions.
// Phase 1: matrix 1926 rows 1116 cols
[2023-03-08 14:47:55] [INFO ] Computed 18 place invariants in 9 ms
[2023-03-08 14:47:55] [INFO ] Implicit Places using invariants in 368 ms returned []
[2023-03-08 14:47:55] [INFO ] Invariant cache hit.
[2023-03-08 14:47:57] [INFO ] Implicit Places using invariants and state equation in 2244 ms returned [12, 20, 186, 194, 359, 367, 532, 540, 705, 713, 878, 886]
Discarding 12 places :
Implicit Place search using SMT with State Equation took 2624 ms to find 12 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1104/1131 places, 1926/6024 transitions.
Applied a total of 0 rules in 68 ms. Remains 1104 /1104 variables (removed 0) and now considering 1926/1926 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3598 ms. Remains : 1104/1131 places, 1926/6024 transitions.
Stuttering acceptance computed with spot in 557 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-6b-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(OR (EQ s700 0) (EQ s716 0) (EQ s845 0) (EQ s1080 0) (EQ s1100 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 501 reset in 792 ms.
Product exploration explored 100000 steps with 532 reset in 419 ms.
Computed a total of 161 stabilizing places and 653 stable transitions
Graph (complete) has 3478 edges and 1104 vertex of which 1096 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.11 ms
Computed a total of 161 stabilizing places and 653 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 142 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 203 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 50 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 231519 steps, run timeout after 3002 ms. (steps per millisecond=77 ) properties seen :{}
Probabilistic random walk after 231519 steps, saw 55020 distinct states, run finished after 3002 ms. (steps per millisecond=77 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 1926 rows 1104 cols
[2023-03-08 14:48:02] [INFO ] Computed 6 place invariants in 9 ms
[2023-03-08 14:48:03] [INFO ] After 239ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:48:03] [INFO ] [Nat]Absence check using 0 positive and 6 generalized place invariants in 9 ms returned sat
[2023-03-08 14:48:05] [INFO ] After 1496ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:05] [INFO ] After 1773ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 206 ms.
[2023-03-08 14:48:05] [INFO ] After 2321ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 5 out of 1104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1104/1104 places, 1926/1926 transitions.
Graph (trivial) has 1144 edges and 1104 vertex of which 412 / 1104 are part of one of the 46 SCC in 6 ms
Free SCC test removed 366 places
Drop transitions removed 477 transitions
Reduce isomorphic transitions removed 477 transitions.
Graph (complete) has 2857 edges and 738 vertex of which 730 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.4 ms
Discarding 8 places :
Also discarding 0 output transitions
Drop transitions removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions removed 306 transitions
Trivial Post-agglo rules discarded 306 transitions
Performed 306 trivial Post agglomeration. Transition count delta: 306
Iterating post reduction 0 with 318 rules applied. Total rules applied 320 place count 730 transition count 1131
Reduce places removed 306 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 309 rules applied. Total rules applied 629 place count 424 transition count 1128
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 631 place count 422 transition count 1128
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 67 Pre rules applied. Total rules applied 631 place count 422 transition count 1061
Deduced a syphon composed of 67 places in 1 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 3 with 134 rules applied. Total rules applied 765 place count 355 transition count 1061
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 771 place count 349 transition count 1055
Iterating global reduction 3 with 6 rules applied. Total rules applied 777 place count 349 transition count 1055
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 777 place count 349 transition count 1049
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 789 place count 343 transition count 1049
Performed 99 Post agglomeration using F-continuation condition.Transition count delta: 99
Deduced a syphon composed of 99 places in 1 ms
Reduce places removed 99 places and 0 transitions.
Iterating global reduction 3 with 198 rules applied. Total rules applied 987 place count 244 transition count 950
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: -246
Deduced a syphon composed of 36 places in 1 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 1059 place count 208 transition count 1196
Drop transitions removed 15 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 3 with 45 rules applied. Total rules applied 1104 place count 208 transition count 1151
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 1116 place count 202 transition count 1211
Drop transitions removed 187 transitions
Redundant transition composition rules discarded 187 transitions
Iterating global reduction 4 with 187 rules applied. Total rules applied 1303 place count 202 transition count 1024
Free-agglomeration rule applied 56 times with reduction of 20 identical transitions.
Iterating global reduction 4 with 56 rules applied. Total rules applied 1359 place count 202 transition count 948
Reduce places removed 56 places and 0 transitions.
Drop transitions removed 95 transitions
Ensure Unique test removed 82 transitions
Reduce isomorphic transitions removed 177 transitions.
Iterating post reduction 4 with 233 rules applied. Total rules applied 1592 place count 146 transition count 771
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 1600 place count 138 transition count 708
Iterating global reduction 5 with 8 rules applied. Total rules applied 1608 place count 138 transition count 708
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1610 place count 138 transition count 706
Drop transitions removed 91 transitions
Redundant transition composition rules discarded 91 transitions
Iterating global reduction 6 with 91 rules applied. Total rules applied 1701 place count 138 transition count 615
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 1702 place count 138 transition count 615
Applied a total of 1702 rules in 364 ms. Remains 138 /1104 variables (removed 966) and now considering 615/1926 (removed 1311) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 365 ms. Remains : 138/1104 places, 615/1926 transitions.
Incomplete random walk after 10000 steps, including 148 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 715542 steps, run timeout after 3001 ms. (steps per millisecond=238 ) properties seen :{}
Probabilistic random walk after 715542 steps, saw 96736 distinct states, run finished after 3001 ms. (steps per millisecond=238 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 14:48:09] [INFO ] Flow matrix only has 326 transitions (discarded 289 similar events)
// Phase 1: matrix 326 rows 138 cols
[2023-03-08 14:48:09] [INFO ] Computed 22 place invariants in 8 ms
[2023-03-08 14:48:09] [INFO ] After 92ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:48:09] [INFO ] [Nat]Absence check using 6 positive place invariants in 5 ms returned sat
[2023-03-08 14:48:09] [INFO ] [Nat]Absence check using 6 positive and 16 generalized place invariants in 5 ms returned sat
[2023-03-08 14:48:09] [INFO ] After 142ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:09] [INFO ] State equation strengthened by 204 read => feed constraints.
[2023-03-08 14:48:09] [INFO ] After 112ms SMT Verify possible using 204 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:09] [INFO ] After 165ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 37 ms.
[2023-03-08 14:48:09] [INFO ] After 434ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 5 out of 138 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 615/615 transitions.
Applied a total of 0 rules in 21 ms. Remains 138 /138 variables (removed 0) and now considering 615/615 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 138/138 places, 615/615 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 615/615 transitions.
Applied a total of 0 rules in 21 ms. Remains 138 /138 variables (removed 0) and now considering 615/615 (removed 0) transitions.
[2023-03-08 14:48:09] [INFO ] Flow matrix only has 326 transitions (discarded 289 similar events)
[2023-03-08 14:48:09] [INFO ] Invariant cache hit.
[2023-03-08 14:48:09] [INFO ] Implicit Places using invariants in 190 ms returned []
[2023-03-08 14:48:09] [INFO ] Flow matrix only has 326 transitions (discarded 289 similar events)
[2023-03-08 14:48:09] [INFO ] Invariant cache hit.
[2023-03-08 14:48:10] [INFO ] State equation strengthened by 204 read => feed constraints.
[2023-03-08 14:48:10] [INFO ] Implicit Places using invariants and state equation in 667 ms returned []
Implicit Place search using SMT with State Equation took 866 ms to find 0 implicit places.
[2023-03-08 14:48:10] [INFO ] Redundant transitions in 425 ms returned []
[2023-03-08 14:48:10] [INFO ] Flow matrix only has 326 transitions (discarded 289 similar events)
[2023-03-08 14:48:10] [INFO ] Invariant cache hit.
[2023-03-08 14:48:11] [INFO ] Dead Transitions using invariants and state equation in 531 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1864 ms. Remains : 138/138 places, 615/615 transitions.
Graph (trivial) has 127 edges and 138 vertex of which 40 / 138 are part of one of the 5 SCC in 9 ms
Free SCC test removed 35 places
Drop transitions removed 55 transitions
Ensure Unique test removed 289 transitions
Reduce isomorphic transitions removed 344 transitions.
Ensure Unique test removed 9 places
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 94 transition count 263
Reduce places removed 8 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 9 rules applied. Total rules applied 27 place count 86 transition count 262
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 29 place count 85 transition count 261
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 29 place count 85 transition count 249
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 53 place count 73 transition count 249
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 56 place count 70 transition count 246
Iterating global reduction 3 with 3 rules applied. Total rules applied 59 place count 70 transition count 246
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 62 place count 67 transition count 243
Iterating global reduction 3 with 3 rules applied. Total rules applied 65 place count 67 transition count 243
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 68 place count 64 transition count 222
Iterating global reduction 3 with 3 rules applied. Total rules applied 71 place count 64 transition count 222
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 3 with 45 rules applied. Total rules applied 116 place count 64 transition count 177
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 134 place count 55 transition count 168
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 144 place count 55 transition count 158
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 145 place count 54 transition count 157
Iterating global reduction 5 with 1 rules applied. Total rules applied 146 place count 54 transition count 157
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 147 place count 53 transition count 150
Iterating global reduction 5 with 1 rules applied. Total rules applied 148 place count 53 transition count 150
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 5 with 15 rules applied. Total rules applied 163 place count 53 transition count 135
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 173 place count 48 transition count 165
Drop transitions removed 55 transitions
Redundant transition composition rules discarded 55 transitions
Iterating global reduction 6 with 55 rules applied. Total rules applied 228 place count 48 transition count 110
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 229 place count 47 transition count 107
Iterating global reduction 6 with 1 rules applied. Total rules applied 230 place count 47 transition count 107
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 240 place count 42 transition count 102
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 244 place count 38 transition count 70
Iterating global reduction 6 with 4 rules applied. Total rules applied 248 place count 38 transition count 70
Applied a total of 248 rules in 44 ms. Remains 38 /138 variables (removed 100) and now considering 70/615 (removed 545) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 70 rows 38 cols
[2023-03-08 14:48:11] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-08 14:48:11] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:48:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-08 14:48:11] [INFO ] [Nat]Absence check using 2 positive and 7 generalized place invariants in 2 ms returned sat
[2023-03-08 14:48:11] [INFO ] After 26ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:11] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-08 14:48:11] [INFO ] After 9ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:11] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-08 14:48:11] [INFO ] After 79ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 108 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 164 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 147 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 5 out of 1104 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1104/1104 places, 1926/1926 transitions.
Applied a total of 0 rules in 39 ms. Remains 1104 /1104 variables (removed 0) and now considering 1926/1926 (removed 0) transitions.
// Phase 1: matrix 1926 rows 1104 cols
[2023-03-08 14:48:12] [INFO ] Computed 6 place invariants in 16 ms
[2023-03-08 14:48:12] [INFO ] Implicit Places using invariants in 386 ms returned []
[2023-03-08 14:48:12] [INFO ] Invariant cache hit.
[2023-03-08 14:48:14] [INFO ] Implicit Places using invariants and state equation in 1928 ms returned []
Implicit Place search using SMT with State Equation took 2325 ms to find 0 implicit places.
[2023-03-08 14:48:14] [INFO ] Invariant cache hit.
[2023-03-08 14:48:16] [INFO ] Dead Transitions using invariants and state equation in 1871 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4238 ms. Remains : 1104/1104 places, 1926/1926 transitions.
Computed a total of 161 stabilizing places and 653 stable transitions
Graph (complete) has 3478 edges and 1104 vertex of which 1096 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.6 ms
Computed a total of 161 stabilizing places and 653 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 92 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 121 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 53 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 183163 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :{}
Probabilistic random walk after 183163 steps, saw 43436 distinct states, run finished after 3001 ms. (steps per millisecond=61 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 14:48:19] [INFO ] Invariant cache hit.
[2023-03-08 14:48:19] [INFO ] After 268ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:48:20] [INFO ] [Nat]Absence check using 0 positive and 6 generalized place invariants in 8 ms returned sat
[2023-03-08 14:48:21] [INFO ] After 1260ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:21] [INFO ] After 1534ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 198 ms.
[2023-03-08 14:48:21] [INFO ] After 2034ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 5 out of 1104 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1104/1104 places, 1926/1926 transitions.
Graph (trivial) has 1144 edges and 1104 vertex of which 412 / 1104 are part of one of the 46 SCC in 3 ms
Free SCC test removed 366 places
Drop transitions removed 477 transitions
Reduce isomorphic transitions removed 477 transitions.
Graph (complete) has 2857 edges and 738 vertex of which 730 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.3 ms
Discarding 8 places :
Also discarding 0 output transitions
Drop transitions removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions removed 306 transitions
Trivial Post-agglo rules discarded 306 transitions
Performed 306 trivial Post agglomeration. Transition count delta: 306
Iterating post reduction 0 with 318 rules applied. Total rules applied 320 place count 730 transition count 1131
Reduce places removed 306 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 309 rules applied. Total rules applied 629 place count 424 transition count 1128
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 631 place count 422 transition count 1128
Performed 67 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 67 Pre rules applied. Total rules applied 631 place count 422 transition count 1061
Deduced a syphon composed of 67 places in 1 ms
Reduce places removed 67 places and 0 transitions.
Iterating global reduction 3 with 134 rules applied. Total rules applied 765 place count 355 transition count 1061
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 771 place count 349 transition count 1055
Iterating global reduction 3 with 6 rules applied. Total rules applied 777 place count 349 transition count 1055
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 777 place count 349 transition count 1049
Deduced a syphon composed of 6 places in 2 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 789 place count 343 transition count 1049
Performed 99 Post agglomeration using F-continuation condition.Transition count delta: 99
Deduced a syphon composed of 99 places in 0 ms
Reduce places removed 99 places and 0 transitions.
Iterating global reduction 3 with 198 rules applied. Total rules applied 987 place count 244 transition count 950
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: -246
Deduced a syphon composed of 36 places in 1 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 1059 place count 208 transition count 1196
Drop transitions removed 15 transitions
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 3 with 45 rules applied. Total rules applied 1104 place count 208 transition count 1151
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 4 with 12 rules applied. Total rules applied 1116 place count 202 transition count 1211
Drop transitions removed 187 transitions
Redundant transition composition rules discarded 187 transitions
Iterating global reduction 4 with 187 rules applied. Total rules applied 1303 place count 202 transition count 1024
Free-agglomeration rule applied 56 times with reduction of 20 identical transitions.
Iterating global reduction 4 with 56 rules applied. Total rules applied 1359 place count 202 transition count 948
Reduce places removed 56 places and 0 transitions.
Drop transitions removed 95 transitions
Ensure Unique test removed 82 transitions
Reduce isomorphic transitions removed 177 transitions.
Iterating post reduction 4 with 233 rules applied. Total rules applied 1592 place count 146 transition count 771
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 1600 place count 138 transition count 708
Iterating global reduction 5 with 8 rules applied. Total rules applied 1608 place count 138 transition count 708
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1610 place count 138 transition count 706
Drop transitions removed 91 transitions
Redundant transition composition rules discarded 91 transitions
Iterating global reduction 6 with 91 rules applied. Total rules applied 1701 place count 138 transition count 615
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 1702 place count 138 transition count 615
Applied a total of 1702 rules in 302 ms. Remains 138 /1104 variables (removed 966) and now considering 615/1926 (removed 1311) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 302 ms. Remains : 138/1104 places, 615/1926 transitions.
Incomplete random walk after 10000 steps, including 137 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 727554 steps, run timeout after 3001 ms. (steps per millisecond=242 ) properties seen :{}
Probabilistic random walk after 727554 steps, saw 98877 distinct states, run finished after 3002 ms. (steps per millisecond=242 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 14:48:25] [INFO ] Flow matrix only has 326 transitions (discarded 289 similar events)
// Phase 1: matrix 326 rows 138 cols
[2023-03-08 14:48:25] [INFO ] Computed 22 place invariants in 3 ms
[2023-03-08 14:48:25] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:48:25] [INFO ] [Nat]Absence check using 6 positive place invariants in 4 ms returned sat
[2023-03-08 14:48:25] [INFO ] [Nat]Absence check using 6 positive and 16 generalized place invariants in 8 ms returned sat
[2023-03-08 14:48:25] [INFO ] After 177ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:25] [INFO ] State equation strengthened by 204 read => feed constraints.
[2023-03-08 14:48:25] [INFO ] After 136ms SMT Verify possible using 204 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:25] [INFO ] After 206ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 49 ms.
[2023-03-08 14:48:25] [INFO ] After 508ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 5 out of 138 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 615/615 transitions.
Applied a total of 0 rules in 22 ms. Remains 138 /138 variables (removed 0) and now considering 615/615 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 138/138 places, 615/615 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 615/615 transitions.
Applied a total of 0 rules in 18 ms. Remains 138 /138 variables (removed 0) and now considering 615/615 (removed 0) transitions.
[2023-03-08 14:48:25] [INFO ] Flow matrix only has 326 transitions (discarded 289 similar events)
[2023-03-08 14:48:25] [INFO ] Invariant cache hit.
[2023-03-08 14:48:26] [INFO ] Implicit Places using invariants in 269 ms returned []
[2023-03-08 14:48:26] [INFO ] Flow matrix only has 326 transitions (discarded 289 similar events)
[2023-03-08 14:48:26] [INFO ] Invariant cache hit.
[2023-03-08 14:48:26] [INFO ] State equation strengthened by 204 read => feed constraints.
[2023-03-08 14:48:27] [INFO ] Implicit Places using invariants and state equation in 771 ms returned []
Implicit Place search using SMT with State Equation took 1051 ms to find 0 implicit places.
[2023-03-08 14:48:27] [INFO ] Redundant transitions in 432 ms returned []
[2023-03-08 14:48:27] [INFO ] Flow matrix only has 326 transitions (discarded 289 similar events)
[2023-03-08 14:48:27] [INFO ] Invariant cache hit.
[2023-03-08 14:48:28] [INFO ] Dead Transitions using invariants and state equation in 628 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2148 ms. Remains : 138/138 places, 615/615 transitions.
Graph (trivial) has 127 edges and 138 vertex of which 40 / 138 are part of one of the 5 SCC in 1 ms
Free SCC test removed 35 places
Drop transitions removed 55 transitions
Ensure Unique test removed 289 transitions
Reduce isomorphic transitions removed 344 transitions.
Ensure Unique test removed 9 places
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 94 transition count 263
Reduce places removed 8 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 9 rules applied. Total rules applied 27 place count 86 transition count 262
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 29 place count 85 transition count 261
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 29 place count 85 transition count 249
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 53 place count 73 transition count 249
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 56 place count 70 transition count 246
Iterating global reduction 3 with 3 rules applied. Total rules applied 59 place count 70 transition count 246
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 62 place count 67 transition count 243
Iterating global reduction 3 with 3 rules applied. Total rules applied 65 place count 67 transition count 243
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 68 place count 64 transition count 222
Iterating global reduction 3 with 3 rules applied. Total rules applied 71 place count 64 transition count 222
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 3 with 45 rules applied. Total rules applied 116 place count 64 transition count 177
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 134 place count 55 transition count 168
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 144 place count 55 transition count 158
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 145 place count 54 transition count 157
Iterating global reduction 5 with 1 rules applied. Total rules applied 146 place count 54 transition count 157
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 147 place count 53 transition count 150
Iterating global reduction 5 with 1 rules applied. Total rules applied 148 place count 53 transition count 150
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 5 with 15 rules applied. Total rules applied 163 place count 53 transition count 135
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 173 place count 48 transition count 165
Drop transitions removed 55 transitions
Redundant transition composition rules discarded 55 transitions
Iterating global reduction 6 with 55 rules applied. Total rules applied 228 place count 48 transition count 110
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 229 place count 47 transition count 107
Iterating global reduction 6 with 1 rules applied. Total rules applied 230 place count 47 transition count 107
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 240 place count 42 transition count 102
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 244 place count 38 transition count 70
Iterating global reduction 6 with 4 rules applied. Total rules applied 248 place count 38 transition count 70
Applied a total of 248 rules in 39 ms. Remains 38 /138 variables (removed 100) and now considering 70/615 (removed 545) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 70 rows 38 cols
[2023-03-08 14:48:28] [INFO ] Computed 9 place invariants in 1 ms
[2023-03-08 14:48:28] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:48:28] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-08 14:48:28] [INFO ] [Nat]Absence check using 2 positive and 7 generalized place invariants in 4 ms returned sat
[2023-03-08 14:48:28] [INFO ] After 45ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:28] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-08 14:48:28] [INFO ] After 14ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:28] [INFO ] After 29ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-08 14:48:28] [INFO ] After 131ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 131 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 177 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 174 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 137 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 532 reset in 398 ms.
Product exploration explored 100000 steps with 520 reset in 417 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 188 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 5 out of 1104 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1104/1104 places, 1926/1926 transitions.
Graph (trivial) has 1144 edges and 1104 vertex of which 412 / 1104 are part of one of the 46 SCC in 2 ms
Free SCC test removed 366 places
Ensure Unique test removed 419 transitions
Reduce isomorphic transitions removed 419 transitions.
Graph (complete) has 2988 edges and 738 vertex of which 730 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.12 ms
Discarding 8 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Performed 302 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 302 rules applied. Total rules applied 304 place count 730 transition count 1505
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 305 place count 730 transition count 1504
Performed 44 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 44 Pre rules applied. Total rules applied 305 place count 730 transition count 1542
Deduced a syphon composed of 346 places in 2 ms
Iterating global reduction 2 with 44 rules applied. Total rules applied 349 place count 730 transition count 1542
Discarding 160 places :
Symmetric choice reduction at 2 with 160 rule applications. Total rules 509 place count 570 transition count 1382
Deduced a syphon composed of 186 places in 1 ms
Iterating global reduction 2 with 160 rules applied. Total rules applied 669 place count 570 transition count 1382
Performed 121 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 307 places in 1 ms
Iterating global reduction 2 with 121 rules applied. Total rules applied 790 place count 570 transition count 1382
Discarding 92 places :
Symmetric choice reduction at 2 with 92 rule applications. Total rules 882 place count 478 transition count 1290
Deduced a syphon composed of 215 places in 1 ms
Iterating global reduction 2 with 92 rules applied. Total rules applied 974 place count 478 transition count 1290
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: -262
Deduced a syphon composed of 252 places in 1 ms
Iterating global reduction 2 with 37 rules applied. Total rules applied 1011 place count 478 transition count 1552
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 1017 place count 478 transition count 1546
Discarding 43 places :
Symmetric choice reduction at 3 with 43 rule applications. Total rules 1060 place count 435 transition count 1404
Deduced a syphon composed of 209 places in 0 ms
Iterating global reduction 3 with 43 rules applied. Total rules applied 1103 place count 435 transition count 1404
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -72
Deduced a syphon composed of 215 places in 1 ms
Iterating global reduction 3 with 6 rules applied. Total rules applied 1109 place count 435 transition count 1476
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 1115 place count 429 transition count 1464
Deduced a syphon composed of 209 places in 1 ms
Iterating global reduction 3 with 6 rules applied. Total rules applied 1121 place count 429 transition count 1464
Deduced a syphon composed of 209 places in 0 ms
Drop transitions removed 91 transitions
Redundant transition composition rules discarded 91 transitions
Iterating global reduction 3 with 91 rules applied. Total rules applied 1212 place count 429 transition count 1373
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1224 place count 417 transition count 1361
Deduced a syphon composed of 197 places in 1 ms
Iterating global reduction 3 with 12 rules applied. Total rules applied 1236 place count 417 transition count 1361
Deduced a syphon composed of 197 places in 1 ms
Applied a total of 1236 rules in 535 ms. Remains 417 /1104 variables (removed 687) and now considering 1361/1926 (removed 565) transitions.
[2023-03-08 14:48:31] [INFO ] Redundant transitions in 1214 ms returned []
[2023-03-08 14:48:31] [INFO ] Flow matrix only has 1142 transitions (discarded 219 similar events)
// Phase 1: matrix 1142 rows 417 cols
[2023-03-08 14:48:32] [INFO ] Computed 6 place invariants in 5 ms
[2023-03-08 14:48:33] [INFO ] Dead Transitions using invariants and state equation in 1133 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 417/1104 places, 1361/1926 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2894 ms. Remains : 417/1104 places, 1361/1926 transitions.
Support contains 5 out of 1104 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1104/1104 places, 1926/1926 transitions.
Applied a total of 0 rules in 34 ms. Remains 1104 /1104 variables (removed 0) and now considering 1926/1926 (removed 0) transitions.
// Phase 1: matrix 1926 rows 1104 cols
[2023-03-08 14:48:33] [INFO ] Computed 6 place invariants in 7 ms
[2023-03-08 14:48:33] [INFO ] Implicit Places using invariants in 451 ms returned []
[2023-03-08 14:48:33] [INFO ] Invariant cache hit.
[2023-03-08 14:48:35] [INFO ] Implicit Places using invariants and state equation in 1740 ms returned []
Implicit Place search using SMT with State Equation took 2201 ms to find 0 implicit places.
[2023-03-08 14:48:35] [INFO ] Invariant cache hit.
[2023-03-08 14:48:37] [INFO ] Dead Transitions using invariants and state equation in 2243 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4480 ms. Remains : 1104/1104 places, 1926/1926 transitions.
Treatment of property CloudDeployment-PT-6b-LTLFireability-08 finished in 45083 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 1131 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1131/1131 places, 6024/6024 transitions.
Graph (trivial) has 1164 edges and 1131 vertex of which 426 / 1131 are part of one of the 48 SCC in 1 ms
Free SCC test removed 378 places
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Graph (complete) has 3244 edges and 753 vertex of which 720 are kept as prefixes of interest. Removing 33 places using SCC suffix rule.8 ms
Discarding 33 places :
Also discarding 4097 output transitions
Drop transitions removed 4097 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 294 transitions
Trivial Post-agglo rules discarded 294 transitions
Performed 294 trivial Post agglomeration. Transition count delta: 294
Iterating post reduction 0 with 294 rules applied. Total rules applied 296 place count 719 transition count 1200
Reduce places removed 294 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 295 rules applied. Total rules applied 591 place count 425 transition count 1199
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 592 place count 424 transition count 1199
Performed 61 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 61 Pre rules applied. Total rules applied 592 place count 424 transition count 1138
Deduced a syphon composed of 61 places in 1 ms
Reduce places removed 61 places and 0 transitions.
Iterating global reduction 3 with 122 rules applied. Total rules applied 714 place count 363 transition count 1138
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 715 place count 362 transition count 1137
Iterating global reduction 3 with 1 rules applied. Total rules applied 716 place count 362 transition count 1137
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 717 place count 362 transition count 1136
Performed 114 Post agglomeration using F-continuation condition.Transition count delta: 114
Deduced a syphon composed of 114 places in 1 ms
Reduce places removed 114 places and 0 transitions.
Iterating global reduction 4 with 228 rules applied. Total rules applied 945 place count 248 transition count 1022
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: -54
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 4 with 48 rules applied. Total rules applied 993 place count 224 transition count 1076
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 999 place count 224 transition count 1070
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 5 with 12 rules applied. Total rules applied 1011 place count 218 transition count 1130
Drop transitions removed 48 transitions
Redundant transition composition rules discarded 48 transitions
Iterating global reduction 5 with 48 rules applied. Total rules applied 1059 place count 218 transition count 1082
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1060 place count 217 transition count 1081
Applied a total of 1060 rules in 243 ms. Remains 217 /1131 variables (removed 914) and now considering 1081/6024 (removed 4943) transitions.
[2023-03-08 14:48:39] [INFO ] Flow matrix only has 854 transitions (discarded 227 similar events)
// Phase 1: matrix 854 rows 217 cols
[2023-03-08 14:48:39] [INFO ] Computed 6 place invariants in 5 ms
[2023-03-08 14:48:39] [INFO ] Implicit Places using invariants in 282 ms returned []
[2023-03-08 14:48:39] [INFO ] Flow matrix only has 854 transitions (discarded 227 similar events)
[2023-03-08 14:48:39] [INFO ] Invariant cache hit.
[2023-03-08 14:48:39] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-08 14:48:40] [INFO ] Implicit Places using invariants and state equation in 569 ms returned []
Implicit Place search using SMT with State Equation took 857 ms to find 0 implicit places.
[2023-03-08 14:48:41] [INFO ] Redundant transitions in 1351 ms returned []
[2023-03-08 14:48:41] [INFO ] Flow matrix only has 854 transitions (discarded 227 similar events)
[2023-03-08 14:48:41] [INFO ] Invariant cache hit.
[2023-03-08 14:48:42] [INFO ] Dead Transitions using invariants and state equation in 676 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 217/1131 places, 1081/6024 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3135 ms. Remains : 217/1131 places, 1081/6024 transitions.
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudDeployment-PT-6b-LTLFireability-10 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 s130 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA CloudDeployment-PT-6b-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-6b-LTLFireability-10 finished in 3261 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&&F(p1))))'
Support contains 2 out of 1131 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1131/1131 places, 6024/6024 transitions.
Graph (trivial) has 1164 edges and 1131 vertex of which 426 / 1131 are part of one of the 48 SCC in 2 ms
Free SCC test removed 378 places
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Graph (complete) has 3244 edges and 753 vertex of which 720 are kept as prefixes of interest. Removing 33 places using SCC suffix rule.8 ms
Discarding 33 places :
Also discarding 4097 output transitions
Drop transitions removed 4097 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 297 transitions
Trivial Post-agglo rules discarded 297 transitions
Performed 297 trivial Post agglomeration. Transition count delta: 297
Iterating post reduction 0 with 297 rules applied. Total rules applied 299 place count 719 transition count 1197
Reduce places removed 297 places and 0 transitions.
Iterating post reduction 1 with 297 rules applied. Total rules applied 596 place count 422 transition count 1197
Performed 61 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 61 Pre rules applied. Total rules applied 596 place count 422 transition count 1136
Deduced a syphon composed of 61 places in 2 ms
Reduce places removed 61 places and 0 transitions.
Iterating global reduction 2 with 122 rules applied. Total rules applied 718 place count 361 transition count 1136
Performed 113 Post agglomeration using F-continuation condition.Transition count delta: 113
Deduced a syphon composed of 113 places in 1 ms
Reduce places removed 113 places and 0 transitions.
Iterating global reduction 2 with 226 rules applied. Total rules applied 944 place count 248 transition count 1023
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: -54
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 992 place count 224 transition count 1077
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 998 place count 224 transition count 1071
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 1010 place count 218 transition count 1131
Drop transitions removed 48 transitions
Redundant transition composition rules discarded 48 transitions
Iterating global reduction 3 with 48 rules applied. Total rules applied 1058 place count 218 transition count 1083
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 1059 place count 217 transition count 1082
Applied a total of 1059 rules in 290 ms. Remains 217 /1131 variables (removed 914) and now considering 1082/6024 (removed 4942) transitions.
[2023-03-08 14:48:42] [INFO ] Flow matrix only has 861 transitions (discarded 221 similar events)
// Phase 1: matrix 861 rows 217 cols
[2023-03-08 14:48:42] [INFO ] Computed 6 place invariants in 6 ms
[2023-03-08 14:48:42] [INFO ] Implicit Places using invariants in 278 ms returned []
[2023-03-08 14:48:42] [INFO ] Flow matrix only has 861 transitions (discarded 221 similar events)
[2023-03-08 14:48:42] [INFO ] Invariant cache hit.
[2023-03-08 14:48:43] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-08 14:48:43] [INFO ] Implicit Places using invariants and state equation in 718 ms returned []
Implicit Place search using SMT with State Equation took 1001 ms to find 0 implicit places.
[2023-03-08 14:48:45] [INFO ] Redundant transitions in 1476 ms returned []
[2023-03-08 14:48:45] [INFO ] Flow matrix only has 861 transitions (discarded 221 similar events)
[2023-03-08 14:48:45] [INFO ] Invariant cache hit.
[2023-03-08 14:48:45] [INFO ] Dead Transitions using invariants and state equation in 551 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 217/1131 places, 1082/6024 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3334 ms. Remains : 217/1131 places, 1082/6024 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : CloudDeployment-PT-6b-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=1, aps=[p1:(EQ s111 1), p0:(EQ s60 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudDeployment-PT-6b-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudDeployment-PT-6b-LTLFireability-12 finished in 3475 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(G(p0))))'
Found a Lengthening insensitive property : CloudDeployment-PT-6b-LTLFireability-08
Stuttering acceptance computed with spot in 142 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 5 out of 1131 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1131/1131 places, 6024/6024 transitions.
Graph (trivial) has 1156 edges and 1131 vertex of which 412 / 1131 are part of one of the 46 SCC in 2 ms
Free SCC test removed 366 places
Ensure Unique test removed 419 transitions
Reduce isomorphic transitions removed 419 transitions.
Graph (complete) has 3264 edges and 765 vertex of which 732 are kept as prefixes of interest. Removing 33 places using SCC suffix rule.14 ms
Discarding 33 places :
Also discarding 4097 output transitions
Drop transitions removed 4097 transitions
Drop transitions removed 300 transitions
Trivial Post-agglo rules discarded 300 transitions
Performed 300 trivial Post agglomeration. Transition count delta: 300
Iterating post reduction 0 with 300 rules applied. Total rules applied 302 place count 732 transition count 1208
Reduce places removed 300 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 303 rules applied. Total rules applied 605 place count 432 transition count 1205
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 607 place count 430 transition count 1205
Performed 61 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 61 Pre rules applied. Total rules applied 607 place count 430 transition count 1144
Deduced a syphon composed of 61 places in 2 ms
Reduce places removed 61 places and 0 transitions.
Iterating global reduction 3 with 122 rules applied. Total rules applied 729 place count 369 transition count 1144
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 731 place count 367 transition count 1142
Iterating global reduction 3 with 2 rules applied. Total rules applied 733 place count 367 transition count 1142
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 734 place count 367 transition count 1141
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 734 place count 367 transition count 1140
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 736 place count 366 transition count 1140
Performed 116 Post agglomeration using F-continuation condition.Transition count delta: 116
Deduced a syphon composed of 116 places in 1 ms
Reduce places removed 116 places and 0 transitions.
Iterating global reduction 4 with 232 rules applied. Total rules applied 968 place count 250 transition count 1024
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: -54
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 4 with 48 rules applied. Total rules applied 1016 place count 226 transition count 1078
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 1022 place count 226 transition count 1072
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 5 with 12 rules applied. Total rules applied 1034 place count 220 transition count 1132
Applied a total of 1034 rules in 214 ms. Remains 220 /1131 variables (removed 911) and now considering 1132/6024 (removed 4892) transitions.
[2023-03-08 14:48:46] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
// Phase 1: matrix 913 rows 220 cols
[2023-03-08 14:48:46] [INFO ] Computed 6 place invariants in 7 ms
[2023-03-08 14:48:46] [INFO ] Implicit Places using invariants in 272 ms returned []
[2023-03-08 14:48:46] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
[2023-03-08 14:48:46] [INFO ] Invariant cache hit.
[2023-03-08 14:48:47] [INFO ] State equation strengthened by 294 read => feed constraints.
[2023-03-08 14:48:48] [INFO ] Implicit Places using invariants and state equation in 1406 ms returned []
Implicit Place search using SMT with State Equation took 1691 ms to find 0 implicit places.
[2023-03-08 14:48:48] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
[2023-03-08 14:48:48] [INFO ] Invariant cache hit.
[2023-03-08 14:48:48] [INFO ] Dead Transitions using invariants and state equation in 921 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 220/1131 places, 1132/6024 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 2828 ms. Remains : 220/1131 places, 1132/6024 transitions.
Running random walk in product with property : CloudDeployment-PT-6b-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(OR (EQ s120 0) (EQ s126 0) (EQ s146 0) (EQ s205 0) (EQ s218 0))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 2351 reset in 972 ms.
Product exploration explored 100000 steps with 2336 reset in 567 ms.
Computed a total of 59 stabilizing places and 688 stable transitions
Computed a total of 59 stabilizing places and 688 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 90 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 243 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 544298 steps, run timeout after 3001 ms. (steps per millisecond=181 ) properties seen :{}
Probabilistic random walk after 544298 steps, saw 76988 distinct states, run finished after 3004 ms. (steps per millisecond=181 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 14:48:53] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
[2023-03-08 14:48:53] [INFO ] Invariant cache hit.
[2023-03-08 14:48:53] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:48:54] [INFO ] [Nat]Absence check using 0 positive and 6 generalized place invariants in 3 ms returned sat
[2023-03-08 14:48:54] [INFO ] After 453ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:54] [INFO ] State equation strengthened by 294 read => feed constraints.
[2023-03-08 14:48:54] [INFO ] After 191ms SMT Verify possible using 294 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:54] [INFO ] After 311ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 91 ms.
[2023-03-08 14:48:54] [INFO ] After 928ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 5 out of 220 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 220/220 places, 1132/1132 transitions.
Drop transitions removed 80 transitions
Reduce isomorphic transitions removed 80 transitions.
Iterating post reduction 0 with 80 rules applied. Total rules applied 80 place count 220 transition count 1052
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -204
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 1 with 36 rules applied. Total rules applied 116 place count 202 transition count 1256
Drop transitions removed 15 transitions
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 39 transitions.
Iterating post reduction 1 with 39 rules applied. Total rules applied 155 place count 202 transition count 1217
Drop transitions removed 187 transitions
Redundant transition composition rules discarded 187 transitions
Iterating global reduction 2 with 187 rules applied. Total rules applied 342 place count 202 transition count 1030
Free-agglomeration rule applied 56 times with reduction of 20 identical transitions.
Iterating global reduction 2 with 56 rules applied. Total rules applied 398 place count 202 transition count 954
Reduce places removed 56 places and 0 transitions.
Drop transitions removed 95 transitions
Ensure Unique test removed 82 transitions
Reduce isomorphic transitions removed 177 transitions.
Iterating post reduction 2 with 233 rules applied. Total rules applied 631 place count 146 transition count 777
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 639 place count 138 transition count 714
Iterating global reduction 3 with 8 rules applied. Total rules applied 647 place count 138 transition count 714
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 649 place count 138 transition count 712
Drop transitions removed 91 transitions
Redundant transition composition rules discarded 91 transitions
Iterating global reduction 4 with 91 rules applied. Total rules applied 740 place count 138 transition count 621
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 741 place count 138 transition count 621
Applied a total of 741 rules in 183 ms. Remains 138 /220 variables (removed 82) and now considering 621/1132 (removed 511) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 185 ms. Remains : 138/220 places, 621/1132 transitions.
Incomplete random walk after 10000 steps, including 176 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 681592 steps, run timeout after 3001 ms. (steps per millisecond=227 ) properties seen :{}
Probabilistic random walk after 681592 steps, saw 99620 distinct states, run finished after 3001 ms. (steps per millisecond=227 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 14:48:58] [INFO ] Flow matrix only has 332 transitions (discarded 289 similar events)
// Phase 1: matrix 332 rows 138 cols
[2023-03-08 14:48:58] [INFO ] Computed 16 place invariants in 2 ms
[2023-03-08 14:48:58] [INFO ] After 44ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:48:58] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 8 ms returned sat
[2023-03-08 14:48:58] [INFO ] After 181ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:58] [INFO ] State equation strengthened by 209 read => feed constraints.
[2023-03-08 14:48:58] [INFO ] After 93ms SMT Verify possible using 209 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 14:48:58] [INFO ] After 137ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 34 ms.
[2023-03-08 14:48:58] [INFO ] After 426ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 5 out of 138 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 621/621 transitions.
Applied a total of 0 rules in 17 ms. Remains 138 /138 variables (removed 0) and now considering 621/621 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 138/138 places, 621/621 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 621/621 transitions.
Applied a total of 0 rules in 18 ms. Remains 138 /138 variables (removed 0) and now considering 621/621 (removed 0) transitions.
[2023-03-08 14:48:58] [INFO ] Flow matrix only has 332 transitions (discarded 289 similar events)
[2023-03-08 14:48:58] [INFO ] Invariant cache hit.
[2023-03-08 14:48:58] [INFO ] Implicit Places using invariants in 217 ms returned []
[2023-03-08 14:48:58] [INFO ] Flow matrix only has 332 transitions (discarded 289 similar events)
[2023-03-08 14:48:58] [INFO ] Invariant cache hit.
[2023-03-08 14:48:59] [INFO ] State equation strengthened by 209 read => feed constraints.
[2023-03-08 14:48:59] [INFO ] Implicit Places using invariants and state equation in 690 ms returned []
Implicit Place search using SMT with State Equation took 919 ms to find 0 implicit places.
[2023-03-08 14:48:59] [INFO ] Redundant transitions in 340 ms returned []
[2023-03-08 14:48:59] [INFO ] Flow matrix only has 332 transitions (discarded 289 similar events)
[2023-03-08 14:48:59] [INFO ] Invariant cache hit.
[2023-03-08 14:49:00] [INFO ] Dead Transitions using invariants and state equation in 668 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1953 ms. Remains : 138/138 places, 621/621 transitions.
Graph (trivial) has 127 edges and 138 vertex of which 40 / 138 are part of one of the 5 SCC in 1 ms
Free SCC test removed 35 places
Drop transitions removed 60 transitions
Ensure Unique test removed 289 transitions
Reduce isomorphic transitions removed 349 transitions.
Ensure Unique test removed 9 places
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 94 transition count 264
Reduce places removed 8 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 9 rules applied. Total rules applied 27 place count 86 transition count 263
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 29 place count 85 transition count 262
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 29 place count 85 transition count 250
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 53 place count 73 transition count 250
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 56 place count 70 transition count 247
Iterating global reduction 3 with 3 rules applied. Total rules applied 59 place count 70 transition count 247
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 62 place count 67 transition count 244
Iterating global reduction 3 with 3 rules applied. Total rules applied 65 place count 67 transition count 244
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 68 place count 64 transition count 223
Iterating global reduction 3 with 3 rules applied. Total rules applied 71 place count 64 transition count 223
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 3 with 45 rules applied. Total rules applied 116 place count 64 transition count 178
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 134 place count 55 transition count 169
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 144 place count 55 transition count 159
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 145 place count 54 transition count 158
Iterating global reduction 5 with 1 rules applied. Total rules applied 146 place count 54 transition count 158
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 147 place count 53 transition count 151
Iterating global reduction 5 with 1 rules applied. Total rules applied 148 place count 53 transition count 151
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 5 with 15 rules applied. Total rules applied 163 place count 53 transition count 136
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 173 place count 48 transition count 166
Drop transitions removed 55 transitions
Redundant transition composition rules discarded 55 transitions
Iterating global reduction 6 with 55 rules applied. Total rules applied 228 place count 48 transition count 111
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 229 place count 47 transition count 108
Iterating global reduction 6 with 1 rules applied. Total rules applied 230 place count 47 transition count 108
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 240 place count 42 transition count 103
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 244 place count 38 transition count 71
Iterating global reduction 6 with 4 rules applied. Total rules applied 248 place count 38 transition count 71
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 249 place count 38 transition count 71
Applied a total of 249 rules in 39 ms. Remains 38 /138 variables (removed 100) and now considering 71/621 (removed 550) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 71 rows 38 cols
[2023-03-08 14:49:00] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-08 14:49:00] [INFO ] After 28ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:49:00] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-08 14:49:00] [INFO ] [Nat]Absence check using 1 positive and 7 generalized place invariants in 4 ms returned sat
[2023-03-08 14:49:00] [INFO ] After 47ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:49:00] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-08 14:49:00] [INFO ] After 13ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 14:49:00] [INFO ] After 28ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-08 14:49:00] [INFO ] After 129ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 139 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 174 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 198 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 5 out of 220 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 220/220 places, 1132/1132 transitions.
Applied a total of 0 rules in 18 ms. Remains 220 /220 variables (removed 0) and now considering 1132/1132 (removed 0) transitions.
[2023-03-08 14:49:01] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
// Phase 1: matrix 913 rows 220 cols
[2023-03-08 14:49:01] [INFO ] Computed 6 place invariants in 8 ms
[2023-03-08 14:49:01] [INFO ] Implicit Places using invariants in 292 ms returned []
[2023-03-08 14:49:01] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
[2023-03-08 14:49:01] [INFO ] Invariant cache hit.
[2023-03-08 14:49:02] [INFO ] State equation strengthened by 294 read => feed constraints.
[2023-03-08 14:49:03] [INFO ] Implicit Places using invariants and state equation in 1331 ms returned []
Implicit Place search using SMT with State Equation took 1627 ms to find 0 implicit places.
[2023-03-08 14:49:03] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
[2023-03-08 14:49:03] [INFO ] Invariant cache hit.
[2023-03-08 14:49:03] [INFO ] Dead Transitions using invariants and state equation in 946 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2604 ms. Remains : 220/220 places, 1132/1132 transitions.
Computed a total of 59 stabilizing places and 688 stable transitions
Computed a total of 59 stabilizing places and 688 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 118 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 164 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 245 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 577171 steps, run timeout after 3001 ms. (steps per millisecond=192 ) properties seen :{}
Probabilistic random walk after 577171 steps, saw 81847 distinct states, run finished after 3001 ms. (steps per millisecond=192 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 14:49:07] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
[2023-03-08 14:49:07] [INFO ] Invariant cache hit.
[2023-03-08 14:49:07] [INFO ] After 60ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:49:07] [INFO ] [Nat]Absence check using 0 positive and 6 generalized place invariants in 3 ms returned sat
[2023-03-08 14:49:07] [INFO ] After 335ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:49:07] [INFO ] State equation strengthened by 294 read => feed constraints.
[2023-03-08 14:49:08] [INFO ] After 200ms SMT Verify possible using 294 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 14:49:08] [INFO ] After 326ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 93 ms.
[2023-03-08 14:49:08] [INFO ] After 827ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 5 out of 220 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 220/220 places, 1132/1132 transitions.
Drop transitions removed 80 transitions
Reduce isomorphic transitions removed 80 transitions.
Iterating post reduction 0 with 80 rules applied. Total rules applied 80 place count 220 transition count 1052
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -204
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 1 with 36 rules applied. Total rules applied 116 place count 202 transition count 1256
Drop transitions removed 15 transitions
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 39 transitions.
Iterating post reduction 1 with 39 rules applied. Total rules applied 155 place count 202 transition count 1217
Drop transitions removed 187 transitions
Redundant transition composition rules discarded 187 transitions
Iterating global reduction 2 with 187 rules applied. Total rules applied 342 place count 202 transition count 1030
Free-agglomeration rule applied 56 times with reduction of 20 identical transitions.
Iterating global reduction 2 with 56 rules applied. Total rules applied 398 place count 202 transition count 954
Reduce places removed 56 places and 0 transitions.
Drop transitions removed 95 transitions
Ensure Unique test removed 82 transitions
Reduce isomorphic transitions removed 177 transitions.
Iterating post reduction 2 with 233 rules applied. Total rules applied 631 place count 146 transition count 777
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 639 place count 138 transition count 714
Iterating global reduction 3 with 8 rules applied. Total rules applied 647 place count 138 transition count 714
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 649 place count 138 transition count 712
Drop transitions removed 91 transitions
Redundant transition composition rules discarded 91 transitions
Iterating global reduction 4 with 91 rules applied. Total rules applied 740 place count 138 transition count 621
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 741 place count 138 transition count 621
Applied a total of 741 rules in 170 ms. Remains 138 /220 variables (removed 82) and now considering 621/1132 (removed 511) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 170 ms. Remains : 138/220 places, 621/1132 transitions.
Incomplete random walk after 10000 steps, including 164 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 726827 steps, run timeout after 3001 ms. (steps per millisecond=242 ) properties seen :{}
Probabilistic random walk after 726827 steps, saw 103386 distinct states, run finished after 3001 ms. (steps per millisecond=242 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-08 14:49:11] [INFO ] Flow matrix only has 332 transitions (discarded 289 similar events)
// Phase 1: matrix 332 rows 138 cols
[2023-03-08 14:49:11] [INFO ] Computed 16 place invariants in 2 ms
[2023-03-08 14:49:11] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:49:11] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 6 ms returned sat
[2023-03-08 14:49:11] [INFO ] After 131ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:49:11] [INFO ] State equation strengthened by 209 read => feed constraints.
[2023-03-08 14:49:11] [INFO ] After 88ms SMT Verify possible using 209 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 14:49:11] [INFO ] After 135ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-08 14:49:11] [INFO ] After 358ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 5 out of 138 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 621/621 transitions.
Applied a total of 0 rules in 16 ms. Remains 138 /138 variables (removed 0) and now considering 621/621 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 138/138 places, 621/621 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 621/621 transitions.
Applied a total of 0 rules in 14 ms. Remains 138 /138 variables (removed 0) and now considering 621/621 (removed 0) transitions.
[2023-03-08 14:49:11] [INFO ] Flow matrix only has 332 transitions (discarded 289 similar events)
[2023-03-08 14:49:11] [INFO ] Invariant cache hit.
[2023-03-08 14:49:12] [INFO ] Implicit Places using invariants in 196 ms returned []
[2023-03-08 14:49:12] [INFO ] Flow matrix only has 332 transitions (discarded 289 similar events)
[2023-03-08 14:49:12] [INFO ] Invariant cache hit.
[2023-03-08 14:49:12] [INFO ] State equation strengthened by 209 read => feed constraints.
[2023-03-08 14:49:12] [INFO ] Implicit Places using invariants and state equation in 636 ms returned []
Implicit Place search using SMT with State Equation took 836 ms to find 0 implicit places.
[2023-03-08 14:49:13] [INFO ] Redundant transitions in 514 ms returned []
[2023-03-08 14:49:13] [INFO ] Flow matrix only has 332 transitions (discarded 289 similar events)
[2023-03-08 14:49:13] [INFO ] Invariant cache hit.
[2023-03-08 14:49:13] [INFO ] Dead Transitions using invariants and state equation in 484 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1860 ms. Remains : 138/138 places, 621/621 transitions.
Graph (trivial) has 127 edges and 138 vertex of which 40 / 138 are part of one of the 5 SCC in 0 ms
Free SCC test removed 35 places
Drop transitions removed 60 transitions
Ensure Unique test removed 289 transitions
Reduce isomorphic transitions removed 349 transitions.
Ensure Unique test removed 9 places
Drop transitions removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 94 transition count 264
Reduce places removed 8 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 9 rules applied. Total rules applied 27 place count 86 transition count 263
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 29 place count 85 transition count 262
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 12 Pre rules applied. Total rules applied 29 place count 85 transition count 250
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 3 with 24 rules applied. Total rules applied 53 place count 73 transition count 250
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 56 place count 70 transition count 247
Iterating global reduction 3 with 3 rules applied. Total rules applied 59 place count 70 transition count 247
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 62 place count 67 transition count 244
Iterating global reduction 3 with 3 rules applied. Total rules applied 65 place count 67 transition count 244
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 68 place count 64 transition count 223
Iterating global reduction 3 with 3 rules applied. Total rules applied 71 place count 64 transition count 223
Ensure Unique test removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 3 with 45 rules applied. Total rules applied 116 place count 64 transition count 178
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 134 place count 55 transition count 169
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 144 place count 55 transition count 159
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 145 place count 54 transition count 158
Iterating global reduction 5 with 1 rules applied. Total rules applied 146 place count 54 transition count 158
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 147 place count 53 transition count 151
Iterating global reduction 5 with 1 rules applied. Total rules applied 148 place count 53 transition count 151
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 5 with 15 rules applied. Total rules applied 163 place count 53 transition count 136
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -30
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 173 place count 48 transition count 166
Drop transitions removed 55 transitions
Redundant transition composition rules discarded 55 transitions
Iterating global reduction 6 with 55 rules applied. Total rules applied 228 place count 48 transition count 111
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 229 place count 47 transition count 108
Iterating global reduction 6 with 1 rules applied. Total rules applied 230 place count 47 transition count 108
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 240 place count 42 transition count 103
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 244 place count 38 transition count 71
Iterating global reduction 6 with 4 rules applied. Total rules applied 248 place count 38 transition count 71
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 249 place count 38 transition count 71
Applied a total of 249 rules in 27 ms. Remains 38 /138 variables (removed 100) and now considering 71/621 (removed 550) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 71 rows 38 cols
[2023-03-08 14:49:13] [INFO ] Computed 8 place invariants in 1 ms
[2023-03-08 14:49:13] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 14:49:13] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-08 14:49:13] [INFO ] [Nat]Absence check using 1 positive and 7 generalized place invariants in 3 ms returned sat
[2023-03-08 14:49:13] [INFO ] After 43ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 14:49:13] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-08 14:49:13] [INFO ] After 12ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 14:49:13] [INFO ] After 24ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-08 14:49:14] [INFO ] After 115ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 122 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 171 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 169 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2345 reset in 792 ms.
Product exploration explored 100000 steps with 2327 reset in 530 ms.
Applying partial POR strategy [true, true, false, false]
Stuttering acceptance computed with spot in 137 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Support contains 5 out of 220 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 220/220 places, 1132/1132 transitions.
Drop transitions removed 48 transitions
Redundant transition composition rules discarded 48 transitions
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 220 transition count 1084
Applied a total of 48 rules in 43 ms. Remains 220 /220 variables (removed 0) and now considering 1084/1132 (removed 48) transitions.
[2023-03-08 14:49:17] [INFO ] Redundant transitions in 1357 ms returned []
[2023-03-08 14:49:17] [INFO ] Flow matrix only has 865 transitions (discarded 219 similar events)
// Phase 1: matrix 865 rows 220 cols
[2023-03-08 14:49:17] [INFO ] Computed 6 place invariants in 3 ms
[2023-03-08 14:49:18] [INFO ] Dead Transitions using invariants and state equation in 486 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 220/220 places, 1084/1132 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1895 ms. Remains : 220/220 places, 1084/1132 transitions.
Support contains 5 out of 220 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 220/220 places, 1132/1132 transitions.
Applied a total of 0 rules in 3 ms. Remains 220 /220 variables (removed 0) and now considering 1132/1132 (removed 0) transitions.
[2023-03-08 14:49:18] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
// Phase 1: matrix 913 rows 220 cols
[2023-03-08 14:49:18] [INFO ] Computed 6 place invariants in 3 ms
[2023-03-08 14:49:18] [INFO ] Implicit Places using invariants in 258 ms returned []
[2023-03-08 14:49:18] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
[2023-03-08 14:49:18] [INFO ] Invariant cache hit.
[2023-03-08 14:49:18] [INFO ] State equation strengthened by 294 read => feed constraints.
[2023-03-08 14:49:19] [INFO ] Implicit Places using invariants and state equation in 1186 ms returned []
Implicit Place search using SMT with State Equation took 1448 ms to find 0 implicit places.
[2023-03-08 14:49:19] [INFO ] Flow matrix only has 913 transitions (discarded 219 similar events)
[2023-03-08 14:49:19] [INFO ] Invariant cache hit.
[2023-03-08 14:49:20] [INFO ] Dead Transitions using invariants and state equation in 810 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2276 ms. Remains : 220/220 places, 1132/1132 transitions.
Treatment of property CloudDeployment-PT-6b-LTLFireability-08 finished in 35710 ms.
[2023-03-08 14:49:22] [INFO ] Flatten gal took : 1013 ms
[2023-03-08 14:49:22] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-08 14:49:22] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1131 places, 6024 transitions and 90192 arcs took 104 ms.
Total runtime 132222 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT CloudDeployment-PT-6b
BK_EXAMINATION: LTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/367
LTLFireability

BK_STOP 1678287140219

--------------------
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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/367/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/367/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/367/LTLFireability.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 2.000000 secs.
lola: LAUNCH task # 1 (type EXCL) for 0 CloudDeployment-PT-6b-LTLFireability-08
lola: time limit : 3596 sec
lola: memory limit: 32 pages
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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="CloudDeployment-PT-6b"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is CloudDeployment-PT-6b, 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 r071-smll-167814398000436"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-6b.tgz
mv CloudDeployment-PT-6b 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 ;