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-167814499200107.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 smartxred
Input is CloudReconfiguration-PT-402, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r121-tall-167814499200107
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 7.8K Feb 25 11:51 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 25 11:51 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 25 11:51 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 25 11:51 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 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 15:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 25 11:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 168K Feb 25 11:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Feb 25 11:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K Feb 25 11:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:48 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 912K 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 1678392154323

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-402
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-09 20:02:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 20:02:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 20:02:36] [INFO ] Load time of PNML (sax parser for PT used): 147 ms
[2023-03-09 20:02:36] [INFO ] Transformed 3554 places.
[2023-03-09 20:02:36] [INFO ] Transformed 4263 transitions.
[2023-03-09 20:02:36] [INFO ] Found NUPN structural information;
[2023-03-09 20:02:36] [INFO ] Parsed PT model containing 3554 places and 4263 transitions and 8889 arcs in 432 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 3554/3554 places, 4263/4263 transitions.
Graph (trivial) has 4080 edges and 3554 vertex of which 1260 / 3554 are part of one of the 88 SCC in 15 ms
Free SCC test removed 1172 places
Ensure Unique test removed 1348 transitions
Reduce isomorphic transitions removed 1348 transitions.
Drop transitions removed 1605 transitions
Trivial Post-agglo rules discarded 1605 transitions
Performed 1605 trivial Post agglomeration. Transition count delta: 1605
Iterating post reduction 0 with 1605 rules applied. Total rules applied 1606 place count 2382 transition count 1310
Reduce places removed 1605 places and 0 transitions.
Ensure Unique test removed 91 transitions
Reduce isomorphic transitions removed 91 transitions.
Drop transitions removed 44 transitions
Trivial Post-agglo rules discarded 44 transitions
Performed 44 trivial Post agglomeration. Transition count delta: 44
Iterating post reduction 1 with 1740 rules applied. Total rules applied 3346 place count 777 transition count 1175
Reduce places removed 44 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 48 rules applied. Total rules applied 3394 place count 733 transition count 1171
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 30 Pre rules applied. Total rules applied 3394 place count 733 transition count 1141
Deduced a syphon composed of 30 places in 7 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 3454 place count 703 transition count 1141
Performed 389 Post agglomeration using F-continuation condition with reduction of 100 identical transitions.
Deduced a syphon composed of 389 places in 1 ms
Reduce places removed 389 places and 0 transitions.
Iterating global reduction 3 with 778 rules applied. Total rules applied 4232 place count 314 transition count 652
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 4236 place count 314 transition count 648
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: -72
Deduced a syphon composed of 36 places in 1 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 4 with 72 rules applied. Total rules applied 4308 place count 278 transition count 720
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 4 with 20 rules applied. Total rules applied 4328 place count 278 transition count 700
Applied a total of 4328 rules in 155 ms. Remains 278 /3554 variables (removed 3276) and now considering 700/4263 (removed 3563) transitions.
[2023-03-09 20:02:36] [INFO ] Flow matrix only has 590 transitions (discarded 110 similar events)
// Phase 1: matrix 590 rows 278 cols
[2023-03-09 20:02:36] [INFO ] Computed 5 place invariants in 26 ms
[2023-03-09 20:02:36] [INFO ] Implicit Places using invariants in 332 ms returned []
[2023-03-09 20:02:36] [INFO ] Flow matrix only has 590 transitions (discarded 110 similar events)
[2023-03-09 20:02:36] [INFO ] Invariant cache hit.
[2023-03-09 20:02:36] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-09 20:02:37] [INFO ] Implicit Places using invariants and state equation in 436 ms returned [93, 211, 270]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 797 ms to find 3 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 275/3554 places, 700/4263 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 272 transition count 697
Applied a total of 6 rules in 11 ms. Remains 272 /275 variables (removed 3) and now considering 697/700 (removed 3) transitions.
[2023-03-09 20:02:37] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
// Phase 1: matrix 587 rows 272 cols
[2023-03-09 20:02:37] [INFO ] Computed 2 place invariants in 3 ms
[2023-03-09 20:02:37] [INFO ] Implicit Places using invariants in 112 ms returned []
[2023-03-09 20:02:37] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
[2023-03-09 20:02:37] [INFO ] Invariant cache hit.
[2023-03-09 20:02:37] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-09 20:02:37] [INFO ] Implicit Places using invariants and state equation in 347 ms returned []
Implicit Place search using SMT with State Equation took 461 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 272/3554 places, 697/4263 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1426 ms. Remains : 272/3554 places, 697/4263 transitions.
Discarding 433 transitions out of 697. Remains 264
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 1010 resets, run finished after 549 ms. (steps per millisecond=18 ) properties (out of 263) seen :184
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 79) seen :1
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 78) 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 78) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 78) seen :1
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 77) seen :0
Incomplete Best-First random walk after 1000 steps, including 12 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 77) 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 77) seen :2
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 75) 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 75) seen :1
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 74) 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 74) 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 74) 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 74) 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 74) seen :0
Incomplete Best-First random walk after 1000 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 74) seen :1
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 73) 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 73) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 73) seen :2
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 71) 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 71) seen :0
Incomplete Best-First random walk after 1000 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 71) seen :1
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 70) seen :1
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 69) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 69) seen :1
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 1000 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 68) seen :2
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) 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 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 66) seen :0
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 66) 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 66) seen :0
Incomplete Best-First random walk after 1000 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 66) 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 65) 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 65) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 65) seen :1
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 64) seen :1
Incomplete Best-First random walk after 1000 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1000 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1000 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 63) seen :2
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1000 steps, including 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 61) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 61) seen :0
Running SMT prover for 61 properties.
[2023-03-09 20:02:38] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
[2023-03-09 20:02:38] [INFO ] Invariant cache hit.
[2023-03-09 20:02:39] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-09 20:02:41] [INFO ] After 2035ms SMT Verify possible using state equation in real domain returned unsat :0 sat :7 real:54
[2023-03-09 20:02:41] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-09 20:02:41] [INFO ] After 156ms SMT Verify possible using 10 Read/Feed constraints in real domain returned unsat :0 sat :0 real:61
[2023-03-09 20:02:41] [INFO ] After 2803ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:61
[2023-03-09 20:02:41] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-09 20:02:44] [INFO ] After 2013ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :61
[2023-03-09 20:02:46] [INFO ] After 2007ms SMT Verify possible using 10 Read/Feed constraints in natural domain returned unsat :0 sat :61
[2023-03-09 20:02:48] [INFO ] After 4602ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :61
Attempting to minimize the solution found.
Minimization took 1983 ms.
[2023-03-09 20:02:50] [INFO ] After 9160ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :61
Fused 61 Parikh solutions to 58 different solutions.
Parikh walk visited 0 properties in 31 ms.
Support contains 67 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 697/697 transitions.
Drop transitions removed 91 transitions
Reduce isomorphic transitions removed 91 transitions.
Iterating post reduction 0 with 91 rules applied. Total rules applied 91 place count 272 transition count 606
Discarding 89 places :
Symmetric choice reduction at 1 with 89 rule applications. Total rules 180 place count 183 transition count 510
Iterating global reduction 1 with 89 rules applied. Total rules applied 269 place count 183 transition count 510
Ensure Unique test removed 77 transitions
Reduce isomorphic transitions removed 77 transitions.
Iterating post reduction 1 with 77 rules applied. Total rules applied 346 place count 183 transition count 433
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 357 place count 172 transition count 419
Iterating global reduction 2 with 11 rules applied. Total rules applied 368 place count 172 transition count 419
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 376 place count 172 transition count 411
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 379 place count 169 transition count 402
Iterating global reduction 3 with 3 rules applied. Total rules applied 382 place count 169 transition count 402
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 385 place count 166 transition count 390
Iterating global reduction 3 with 3 rules applied. Total rules applied 388 place count 166 transition count 390
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 391 place count 163 transition count 372
Iterating global reduction 3 with 3 rules applied. Total rules applied 394 place count 163 transition count 372
Performed 14 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 422 place count 149 transition count 355
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 431 place count 149 transition count 346
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 441 place count 144 transition count 358
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 442 place count 144 transition count 357
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 443 place count 143 transition count 355
Iterating global reduction 5 with 1 rules applied. Total rules applied 444 place count 143 transition count 355
Drop transitions removed 44 transitions
Redundant transition composition rules discarded 44 transitions
Iterating global reduction 5 with 44 rules applied. Total rules applied 488 place count 143 transition count 311
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 489 place count 143 transition count 310
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 490 place count 142 transition count 310
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 7 with 2 rules applied. Total rules applied 492 place count 141 transition count 309
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 7 with 2 rules applied. Total rules applied 494 place count 141 transition count 307
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 495 place count 141 transition count 306
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 496 place count 140 transition count 306
Free-agglomeration rule applied 1 times.
Iterating global reduction 9 with 1 rules applied. Total rules applied 497 place count 140 transition count 305
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 498 place count 139 transition count 305
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 499 place count 139 transition count 304
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 10 with 3 rules applied. Total rules applied 502 place count 139 transition count 304
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 503 place count 139 transition count 303
Partial Post-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 10 with 7 rules applied. Total rules applied 510 place count 139 transition count 303
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 10 with 3 rules applied. Total rules applied 513 place count 139 transition count 300
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 11 with 2 rules applied. Total rules applied 515 place count 139 transition count 298
Applied a total of 515 rules in 128 ms. Remains 139 /272 variables (removed 133) and now considering 298/697 (removed 399) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 128 ms. Remains : 139/272 places, 298/697 transitions.
Incomplete random walk after 1000000 steps, including 124056 resets, run finished after 4275 ms. (steps per millisecond=233 ) properties (out of 61) seen :60
Incomplete Best-First random walk after 1000001 steps, including 18852 resets, run finished after 458 ms. (steps per millisecond=2183 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-09 20:02:55] [INFO ] Flow matrix only has 278 transitions (discarded 20 similar events)
// Phase 1: matrix 278 rows 139 cols
[2023-03-09 20:02:55] [INFO ] Computed 5 place invariants in 9 ms
[2023-03-09 20:02:55] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 1 ms returned sat
[2023-03-09 20:02:55] [INFO ] After 108ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 20:02:55] [INFO ] [Nat]Absence check using 0 positive and 5 generalized place invariants in 1 ms returned sat
[2023-03-09 20:02:55] [INFO ] After 60ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 20:02:55] [INFO ] State equation strengthened by 4 read => feed constraints.
[2023-03-09 20:02:55] [INFO ] After 19ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 20:02:55] [INFO ] After 33ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-09 20:02:55] [INFO ] After 142ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 6 out of 139 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 139/139 places, 298/298 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 139 transition count 296
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 137 transition count 296
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 4 place count 137 transition count 291
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 14 place count 132 transition count 291
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 25 place count 121 transition count 275
Iterating global reduction 2 with 11 rules applied. Total rules applied 36 place count 121 transition count 275
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 43 place count 121 transition count 268
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 44 place count 120 transition count 266
Iterating global reduction 3 with 1 rules applied. Total rules applied 45 place count 120 transition count 266
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 46 place count 120 transition count 265
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: 16
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 4 with 32 rules applied. Total rules applied 78 place count 104 transition count 249
Drop transitions removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 4 with 13 rules applied. Total rules applied 91 place count 104 transition count 236
Discarding 14 places :
Symmetric choice reduction at 5 with 14 rule applications. Total rules 105 place count 90 transition count 222
Iterating global reduction 5 with 14 rules applied. Total rules applied 119 place count 90 transition count 222
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 126 place count 90 transition count 215
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 6 with 20 rules applied. Total rules applied 146 place count 80 transition count 205
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 6 with 10 rules applied. Total rules applied 156 place count 80 transition count 195
Discarding 7 places :
Symmetric choice reduction at 7 with 7 rule applications. Total rules 163 place count 73 transition count 188
Iterating global reduction 7 with 7 rules applied. Total rules applied 170 place count 73 transition count 188
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 7 with 7 rules applied. Total rules applied 177 place count 73 transition count 181
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 8 with 16 rules applied. Total rules applied 193 place count 65 transition count 181
Drop transitions removed 8 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 207 place count 65 transition count 167
Discarding 8 places :
Symmetric choice reduction at 9 with 8 rule applications. Total rules 215 place count 57 transition count 159
Iterating global reduction 9 with 8 rules applied. Total rules applied 223 place count 57 transition count 159
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 9 with 8 rules applied. Total rules applied 231 place count 57 transition count 151
Drop transitions removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 10 with 40 rules applied. Total rules applied 271 place count 57 transition count 111
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 274 place count 54 transition count 102
Iterating global reduction 10 with 3 rules applied. Total rules applied 277 place count 54 transition count 102
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 280 place count 51 transition count 99
Iterating global reduction 10 with 3 rules applied. Total rules applied 283 place count 51 transition count 99
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 10 with 3 rules applied. Total rules applied 286 place count 51 transition count 96
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 288 place count 50 transition count 95
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 289 place count 50 transition count 94
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 12 with 3 rules applied. Total rules applied 292 place count 50 transition count 91
Free-agglomeration rule applied 4 times.
Iterating global reduction 12 with 4 rules applied. Total rules applied 296 place count 50 transition count 87
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 12 with 4 rules applied. Total rules applied 300 place count 46 transition count 87
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 1 rules applied. Total rules applied 301 place count 45 transition count 86
Applied a total of 301 rules in 73 ms. Remains 45 /139 variables (removed 94) and now considering 86/298 (removed 212) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 45/139 places, 86/298 transitions.
Finished random walk after 5623 steps, including 672 resets, run visited all 1 properties in 10 ms. (steps per millisecond=562 )
Able to resolve query QuasiLiveness after proving 264 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 20232 ms.
ITS solved all properties within timeout

BK_STOP 1678392176881

--------------------
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-402"
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-402, 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-167814499200107"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-402.tgz
mv CloudReconfiguration-PT-402 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 ;