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.r121-tall-167814499000007.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)
.........................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool smartxred
Input is CloudReconfiguration-PT-302, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r121-tall-167814499000007
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 9.0K Feb 25 11:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 100K Feb 25 11:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Feb 25 11:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K Feb 25 11:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 15:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 11:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Feb 25 11:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Feb 25 11:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 25 11:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:46 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:46 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 660K Mar 5 18:22 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678391353153

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=smartxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CloudReconfiguration-PT-302
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-09 19:49:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 19:49:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 19:49:15] [INFO ] Load time of PNML (sax parser for PT used): 124 ms
[2023-03-09 19:49:15] [INFO ] Transformed 2585 places.
[2023-03-09 19:49:15] [INFO ] Transformed 3095 transitions.
[2023-03-09 19:49:15] [INFO ] Found NUPN structural information;
[2023-03-09 19:49:15] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 208 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2957 edges and 2585 vertex of which 882 / 2585 are part of one of the 63 SCC in 15 ms
Free SCC test removed 819 places
Ensure Unique test removed 936 transitions
Reduce isomorphic transitions removed 936 transitions.
Drop transitions removed 1190 transitions
Trivial Post-agglo rules discarded 1190 transitions
Performed 1190 trivial Post agglomeration. Transition count delta: 1190
Iterating post reduction 0 with 1190 rules applied. Total rules applied 1191 place count 1766 transition count 969
Reduce places removed 1190 places and 0 transitions.
Ensure Unique test removed 68 transitions
Reduce isomorphic transitions removed 68 transitions.
Drop transitions removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 1291 rules applied. Total rules applied 2482 place count 576 transition count 868
Reduce places removed 33 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 36 rules applied. Total rules applied 2518 place count 543 transition count 865
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 20 Pre rules applied. Total rules applied 2518 place count 543 transition count 845
Deduced a syphon composed of 20 places in 5 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 40 rules applied. Total rules applied 2558 place count 523 transition count 845
Performed 292 Post agglomeration using F-continuation condition with reduction of 75 identical transitions.
Deduced a syphon composed of 292 places in 1 ms
Reduce places removed 292 places and 0 transitions.
Iterating global reduction 3 with 584 rules applied. Total rules applied 3142 place count 231 transition count 478
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 3145 place count 231 transition count 475
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: -48
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 3193 place count 207 transition count 523
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 4 with 15 rules applied. Total rules applied 3208 place count 207 transition count 508
Applied a total of 3208 rules in 111 ms. Remains 207 /2585 variables (removed 2378) and now considering 508/3095 (removed 2587) transitions.
[2023-03-09 19:49:15] [INFO ] Flow matrix only has 429 transitions (discarded 79 similar events)
// Phase 1: matrix 429 rows 207 cols
[2023-03-09 19:49:15] [INFO ] Computed 4 place invariants in 19 ms
[2023-03-09 19:49:15] [INFO ] Implicit Places using invariants in 287 ms returned []
[2023-03-09 19:49:15] [INFO ] Flow matrix only has 429 transitions (discarded 79 similar events)
[2023-03-09 19:49:15] [INFO ] Invariant cache hit.
[2023-03-09 19:49:15] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-09 19:49:15] [INFO ] Implicit Places using invariants and state equation in 303 ms returned [82, 141]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 615 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 205/2585 places, 508/3095 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 203 transition count 506
Applied a total of 4 rules in 10 ms. Remains 203 /205 variables (removed 2) and now considering 506/508 (removed 2) transitions.
[2023-03-09 19:49:15] [INFO ] Flow matrix only has 427 transitions (discarded 79 similar events)
// Phase 1: matrix 427 rows 203 cols
[2023-03-09 19:49:15] [INFO ] Computed 2 place invariants in 3 ms
[2023-03-09 19:49:16] [INFO ] Implicit Places using invariants in 108 ms returned []
[2023-03-09 19:49:16] [INFO ] Flow matrix only has 427 transitions (discarded 79 similar events)
[2023-03-09 19:49:16] [INFO ] Invariant cache hit.
[2023-03-09 19:49:16] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-09 19:49:16] [INFO ] Implicit Places using invariants and state equation in 230 ms returned []
Implicit Place search using SMT with State Equation took 340 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 203/2585 places, 506/3095 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1077 ms. Remains : 203/2585 places, 506/3095 transitions.
Discarding 310 transitions out of 506. Remains 196
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 1163 resets, run finished after 454 ms. (steps per millisecond=22 ) properties (out of 195) seen :148
Incomplete Best-First random walk after 1000 steps, including 17 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 47) seen :0
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 47) seen :3
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 44) seen :0
Incomplete Best-First random walk after 1001 steps, including 15 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 44) seen :1
Incomplete Best-First random walk after 1001 steps, including 15 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 16 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 15 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 19 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 16 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 21 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 18 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 15 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 11 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 43) seen :1
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 22 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 1000 steps, including 11 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 42) seen :1
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 41) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 41) seen :1
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 40) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 40) seen :1
Incomplete Best-First random walk after 1000 steps, including 12 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1000 steps, including 9 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1000 steps, including 9 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 39) seen :1
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 38) seen :0
Running SMT prover for 38 properties.
[2023-03-09 19:49:16] [INFO ] Flow matrix only has 427 transitions (discarded 79 similar events)
[2023-03-09 19:49:16] [INFO ] Invariant cache hit.
[2023-03-09 19:49:17] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-09 19:49:18] [INFO ] After 962ms SMT Verify possible using state equation in real domain returned unsat :0 sat :7 real:31
[2023-03-09 19:49:18] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-09 19:49:18] [INFO ] After 102ms SMT Verify possible using 8 Read/Feed constraints in real domain returned unsat :0 sat :0 real:38
[2023-03-09 19:49:18] [INFO ] After 1475ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:38
[2023-03-09 19:49:18] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-09 19:49:19] [INFO ] After 922ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :38
[2023-03-09 19:49:20] [INFO ] After 859ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :38
[2023-03-09 19:49:21] [INFO ] After 2079ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :38
Attempting to minimize the solution found.
Minimization took 866 ms.
[2023-03-09 19:49:22] [INFO ] After 4176ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :38
Fused 38 Parikh solutions to 36 different solutions.
Parikh walk visited 3 properties in 643 ms.
Support contains 40 out of 203 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 203/203 places, 506/506 transitions.
Drop transitions removed 65 transitions
Reduce isomorphic transitions removed 65 transitions.
Iterating post reduction 0 with 65 rules applied. Total rules applied 65 place count 203 transition count 441
Discarding 69 places :
Symmetric choice reduction at 1 with 69 rule applications. Total rules 134 place count 134 transition count 365
Iterating global reduction 1 with 69 rules applied. Total rules applied 203 place count 134 transition count 365
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 1 with 60 rules applied. Total rules applied 263 place count 134 transition count 305
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 271 place count 126 transition count 295
Iterating global reduction 2 with 8 rules applied. Total rules applied 279 place count 126 transition count 295
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 285 place count 126 transition count 289
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 287 place count 124 transition count 283
Iterating global reduction 3 with 2 rules applied. Total rules applied 289 place count 124 transition count 283
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 291 place count 122 transition count 273
Iterating global reduction 3 with 2 rules applied. Total rules applied 293 place count 122 transition count 273
Performed 17 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 3 with 34 rules applied. Total rules applied 327 place count 105 transition count 250
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 337 place count 105 transition count 240
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 345 place count 101 transition count 245
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 346 place count 101 transition count 244
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 347 place count 100 transition count 242
Iterating global reduction 5 with 1 rules applied. Total rules applied 348 place count 100 transition count 242
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 349 place count 100 transition count 241
Drop transitions removed 29 transitions
Redundant transition composition rules discarded 29 transitions
Iterating global reduction 6 with 29 rules applied. Total rules applied 378 place count 100 transition count 212
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 379 place count 100 transition count 211
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 380 place count 99 transition count 211
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 381 place count 99 transition count 210
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 8 with 1 rules applied. Total rules applied 382 place count 99 transition count 209
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 383 place count 98 transition count 209
Free-agglomeration rule applied 1 times.
Iterating global reduction 10 with 1 rules applied. Total rules applied 384 place count 98 transition count 208
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 385 place count 97 transition count 208
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 386 place count 97 transition count 207
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 11 with 3 rules applied. Total rules applied 389 place count 97 transition count 207
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 390 place count 97 transition count 206
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 11 with 2 rules applied. Total rules applied 392 place count 97 transition count 206
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 11 with 2 rules applied. Total rules applied 394 place count 97 transition count 204
Applied a total of 394 rules in 108 ms. Remains 97 /203 variables (removed 106) and now considering 204/506 (removed 302) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108 ms. Remains : 97/203 places, 204/506 transitions.
Incomplete random walk after 1000000 steps, including 135156 resets, run finished after 2912 ms. (steps per millisecond=343 ) properties (out of 35) seen :34
Incomplete Best-First random walk after 1000001 steps, including 29771 resets, run finished after 443 ms. (steps per millisecond=2257 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-09 19:49:26] [INFO ] Flow matrix only has 191 transitions (discarded 13 similar events)
// Phase 1: matrix 191 rows 97 cols
[2023-03-09 19:49:26] [INFO ] Computed 4 place invariants in 3 ms
[2023-03-09 19:49:26] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 2 ms returned sat
[2023-03-09 19:49:26] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 19:49:26] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2023-03-09 19:49:26] [INFO ] After 36ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 19:49:26] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-09 19:49:26] [INFO ] After 9ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 19:49:26] [INFO ] After 19ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-09 19:49:26] [INFO ] After 93ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 5 out of 97 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 204/204 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 97 transition count 202
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 95 transition count 202
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 10 place count 89 transition count 194
Iterating global reduction 0 with 6 rules applied. Total rules applied 16 place count 89 transition count 194
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 19 place count 89 transition count 191
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 1 with 18 rules applied. Total rules applied 37 place count 80 transition count 182
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 47 place count 80 transition count 172
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 58 place count 69 transition count 161
Iterating global reduction 2 with 11 rules applied. Total rules applied 69 place count 69 transition count 161
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 74 place count 69 transition count 156
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 90 place count 61 transition count 148
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 98 place count 61 transition count 140
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 104 place count 55 transition count 134
Iterating global reduction 4 with 6 rules applied. Total rules applied 110 place count 55 transition count 134
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 116 place count 55 transition count 128
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 5 with 10 rules applied. Total rules applied 126 place count 50 transition count 128
Drop transitions removed 5 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 133 place count 50 transition count 121
Discarding 5 places :
Symmetric choice reduction at 6 with 5 rule applications. Total rules 138 place count 45 transition count 116
Iterating global reduction 6 with 5 rules applied. Total rules applied 143 place count 45 transition count 116
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 148 place count 45 transition count 111
Drop transitions removed 30 transitions
Redundant transition composition rules discarded 30 transitions
Iterating global reduction 7 with 30 rules applied. Total rules applied 178 place count 45 transition count 81
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 180 place count 43 transition count 75
Iterating global reduction 7 with 2 rules applied. Total rules applied 182 place count 43 transition count 75
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 184 place count 41 transition count 73
Iterating global reduction 7 with 2 rules applied. Total rules applied 186 place count 41 transition count 73
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 188 place count 41 transition count 71
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 190 place count 40 transition count 70
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 191 place count 40 transition count 69
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 9 with 2 rules applied. Total rules applied 193 place count 40 transition count 67
Free-agglomeration rule applied 3 times.
Iterating global reduction 9 with 3 rules applied. Total rules applied 196 place count 40 transition count 64
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 199 place count 37 transition count 64
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 200 place count 36 transition count 63
Applied a total of 200 rules in 58 ms. Remains 36 /97 variables (removed 61) and now considering 63/204 (removed 141) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 36/97 places, 63/204 transitions.
Finished random walk after 1432 steps, including 190 resets, run visited all 1 properties in 2 ms. (steps per millisecond=716 )
Able to resolve query QuasiLiveness after proving 196 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 12148 ms.
ITS solved all properties within timeout

BK_STOP 1678391368053

--------------------
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 QuasiLiveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-302"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="smartxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 smartxred"
echo " Input is CloudReconfiguration-PT-302, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r121-tall-167814499000007"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-302.tgz
mv CloudReconfiguration-PT-302 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;