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-167814499000002.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-301, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r121-tall-167814499000002
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.6K Feb 25 11:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 25 11:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 11:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K 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 23K 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 13K Feb 25 11:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Feb 25 11:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 25 11:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K 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 1678391351633

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-301
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-09 19:49:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 19:49:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 19:49:13] [INFO ] Load time of PNML (sax parser for PT used): 149 ms
[2023-03-09 19:49:13] [INFO ] Transformed 2584 places.
[2023-03-09 19:49:13] [INFO ] Transformed 3094 transitions.
[2023-03-09 19:49:13] [INFO ] Found NUPN structural information;
[2023-03-09 19:49:13] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 449 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2957 edges and 2584 vertex of which 882 / 2584 are part of one of the 63 SCC in 14 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 1765 transition count 968
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 575 transition count 867
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 542 transition count 864
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 542 transition count 844
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 522 transition count 844
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 230 transition count 477
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 230 transition count 474
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 206 transition count 522
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 206 transition count 507
Applied a total of 3208 rules in 112 ms. Remains 206 /2584 variables (removed 2378) and now considering 507/3094 (removed 2587) transitions.
[2023-03-09 19:49:13] [INFO ] Flow matrix only has 428 transitions (discarded 79 similar events)
// Phase 1: matrix 428 rows 206 cols
[2023-03-09 19:49:13] [INFO ] Computed 4 place invariants in 24 ms
[2023-03-09 19:49:14] [INFO ] Implicit Places using invariants in 296 ms returned []
[2023-03-09 19:49:14] [INFO ] Flow matrix only has 428 transitions (discarded 79 similar events)
[2023-03-09 19:49:14] [INFO ] Invariant cache hit.
[2023-03-09 19:49:14] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-09 19:49:14] [INFO ] Implicit Places using invariants and state equation in 318 ms returned [82, 141, 200]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 641 ms to find 3 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 203/2584 places, 507/3094 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 200 transition count 504
Applied a total of 6 rules in 7 ms. Remains 200 /203 variables (removed 3) and now considering 504/507 (removed 3) transitions.
[2023-03-09 19:49:14] [INFO ] Flow matrix only has 425 transitions (discarded 79 similar events)
// Phase 1: matrix 425 rows 200 cols
[2023-03-09 19:49:14] [INFO ] Computed 1 place invariants in 5 ms
[2023-03-09 19:49:14] [INFO ] Implicit Places using invariants in 98 ms returned []
[2023-03-09 19:49:14] [INFO ] Flow matrix only has 425 transitions (discarded 79 similar events)
[2023-03-09 19:49:14] [INFO ] Invariant cache hit.
[2023-03-09 19:49:14] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-09 19:49:14] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 331 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 200/2584 places, 504/3094 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1093 ms. Remains : 200/2584 places, 504/3094 transitions.
Discarding 310 transitions out of 504. Remains 194
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 1190 resets, run finished after 337 ms. (steps per millisecond=29 ) properties (out of 193) seen :143
Incomplete Best-First random walk after 1000 steps, including 14 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 11 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 15 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 16 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 50) 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 50) seen :1
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 49) 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 49) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 49) 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 48) seen :1
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 47) 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 47) seen :1
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 46) seen :3
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 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 19 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 43) 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 43) 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 43) 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 43) 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 43) 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 43) 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 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 43) 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 43) 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 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 11 resets, run finished after 4 ms. (steps per millisecond=250 ) 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 11 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 14 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 43) 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 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 :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 43) seen :0
Incomplete Best-First random walk after 1001 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 1000 steps, including 12 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 43) 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 43) seen :0
Incomplete Best-First random walk after 1000 steps, including 12 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 43) 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 43) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 43) 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 43) seen :0
Running SMT prover for 43 properties.
[2023-03-09 19:49:15] [INFO ] Flow matrix only has 425 transitions (discarded 79 similar events)
[2023-03-09 19:49:15] [INFO ] Invariant cache hit.
[2023-03-09 19:49:15] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-09 19:49:16] [INFO ] After 1106ms SMT Verify possible using state equation in real domain returned unsat :0 sat :6 real:37
[2023-03-09 19:49:16] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-09 19:49:17] [INFO ] After 93ms SMT Verify possible using 8 Read/Feed constraints in real domain returned unsat :0 sat :0 real:43
[2023-03-09 19:49:17] [INFO ] After 1567ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:43
[2023-03-09 19:49:17] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 19:49:18] [INFO ] After 1067ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :43
[2023-03-09 19:49:19] [INFO ] After 967ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :43
[2023-03-09 19:49:20] [INFO ] After 2465ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :43
Attempting to minimize the solution found.
Minimization took 989 ms.
[2023-03-09 19:49:21] [INFO ] After 4862ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :43
Parikh walk visited 0 properties in 22 ms.
Support contains 48 out of 200 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 200/200 places, 504/504 transitions.
Drop transitions removed 66 transitions
Reduce isomorphic transitions removed 66 transitions.
Iterating post reduction 0 with 66 rules applied. Total rules applied 66 place count 200 transition count 438
Discarding 64 places :
Symmetric choice reduction at 1 with 64 rule applications. Total rules 130 place count 136 transition count 371
Iterating global reduction 1 with 64 rules applied. Total rules applied 194 place count 136 transition count 371
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 1 with 56 rules applied. Total rules applied 250 place count 136 transition count 315
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 258 place count 128 transition count 305
Iterating global reduction 2 with 8 rules applied. Total rules applied 266 place count 128 transition count 305
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 272 place count 128 transition count 299
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 274 place count 126 transition count 293
Iterating global reduction 3 with 2 rules applied. Total rules applied 276 place count 126 transition count 293
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 278 place count 124 transition count 283
Iterating global reduction 3 with 2 rules applied. Total rules applied 280 place count 124 transition count 283
Performed 15 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 3 with 30 rules applied. Total rules applied 310 place count 109 transition count 264
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 319 place count 109 transition count 255
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -8
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 327 place count 105 transition count 263
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 332 place count 105 transition count 258
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 333 place count 104 transition count 252
Iterating global reduction 5 with 1 rules applied. Total rules applied 334 place count 104 transition count 252
Drop transitions removed 26 transitions
Redundant transition composition rules discarded 26 transitions
Iterating global reduction 5 with 26 rules applied. Total rules applied 360 place count 104 transition count 226
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 5 with 1 rules applied. Total rules applied 361 place count 104 transition count 225
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 362 place count 103 transition count 225
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 363 place count 103 transition count 224
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 1 rules applied. Total rules applied 364 place count 103 transition count 223
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 365 place count 102 transition count 223
Free-agglomeration rule applied 1 times.
Iterating global reduction 9 with 1 rules applied. Total rules applied 366 place count 102 transition count 222
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 367 place count 101 transition count 222
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 368 place count 101 transition count 221
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 10 with 3 rules applied. Total rules applied 371 place count 101 transition count 221
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 372 place count 101 transition count 220
Partial Post-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 10 with 3 rules applied. Total rules applied 375 place count 101 transition count 220
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 10 with 3 rules applied. Total rules applied 378 place count 101 transition count 217
Applied a total of 378 rules in 93 ms. Remains 101 /200 variables (removed 99) and now considering 217/504 (removed 287) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 93 ms. Remains : 101/200 places, 217/504 transitions.
Incomplete random walk after 1000000 steps, including 154108 resets, run finished after 2929 ms. (steps per millisecond=341 ) properties (out of 43) seen :42
Incomplete Best-First random walk after 1000001 steps, including 32491 resets, run finished after 439 ms. (steps per millisecond=2277 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-09 19:49:25] [INFO ] Flow matrix only has 199 transitions (discarded 18 similar events)
// Phase 1: matrix 199 rows 101 cols
[2023-03-09 19:49:25] [INFO ] Computed 4 place invariants in 3 ms
[2023-03-09 19:49:25] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2023-03-09 19:49:25] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 19:49:25] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2023-03-09 19:49:25] [INFO ] After 42ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 19:49:25] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-09 19:49:25] [INFO ] After 10ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 19:49:25] [INFO ] After 20ms 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 19:49:25] [INFO ] After 100ms 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 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 217/217 transitions.
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 3 Pre rules applied. Total rules applied 0 place count 101 transition count 214
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 98 transition count 214
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 17 place count 87 transition count 197
Iterating global reduction 0 with 11 rules applied. Total rules applied 28 place count 87 transition count 197
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 35 place count 87 transition count 190
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 1 with 20 rules applied. Total rules applied 55 place count 77 transition count 180
Drop transitions removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 66 place count 77 transition count 169
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 76 place count 67 transition count 159
Iterating global reduction 2 with 10 rules applied. Total rules applied 86 place count 67 transition count 159
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 90 place count 67 transition count 155
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 104 place count 60 transition count 148
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 111 place count 60 transition count 141
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 117 place count 54 transition count 135
Iterating global reduction 4 with 6 rules applied. Total rules applied 123 place count 54 transition count 135
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 129 place count 54 transition count 129
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 0
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 141 place count 48 transition count 129
Drop transitions removed 6 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 5 with 9 rules applied. Total rules applied 150 place count 48 transition count 120
Discarding 6 places :
Symmetric choice reduction at 6 with 6 rule applications. Total rules 156 place count 42 transition count 114
Iterating global reduction 6 with 6 rules applied. Total rules applied 162 place count 42 transition count 114
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 168 place count 42 transition count 108
Drop transitions removed 33 transitions
Redundant transition composition rules discarded 33 transitions
Iterating global reduction 7 with 33 rules applied. Total rules applied 201 place count 42 transition count 75
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 203 place count 40 transition count 71
Iterating global reduction 7 with 2 rules applied. Total rules applied 205 place count 40 transition count 71
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 206 place count 40 transition count 70
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 207 place count 39 transition count 69
Iterating global reduction 8 with 1 rules applied. Total rules applied 208 place count 39 transition count 69
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 209 place count 39 transition count 68
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 211 place count 38 transition count 67
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 212 place count 38 transition count 66
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 10 with 2 rules applied. Total rules applied 214 place count 38 transition count 64
Free-agglomeration rule applied 3 times.
Iterating global reduction 10 with 3 rules applied. Total rules applied 217 place count 38 transition count 61
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 10 with 3 rules applied. Total rules applied 220 place count 35 transition count 61
Applied a total of 220 rules in 49 ms. Remains 35 /101 variables (removed 66) and now considering 61/217 (removed 156) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 35/101 places, 61/217 transitions.
Finished random walk after 777 steps, including 117 resets, run visited all 1 properties in 2 ms. (steps per millisecond=388 )
Able to resolve query QuasiLiveness after proving 194 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 12435 ms.
ITS solved all properties within timeout

BK_STOP 1678391367094

--------------------
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-301"
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-301, 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-167814499000002"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-301.tgz
mv CloudReconfiguration-PT-301 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 ;