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-167814499200102.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-401, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r121-tall-167814499200102
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 8.8K Feb 25 11:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 97K Feb 25 11:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 11:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K 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 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 15:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 15:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 25 11:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 180K Feb 25 11:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Feb 25 11:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 25 11:50 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 1678392115992

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-401
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-09 20:01:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 20:01:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 20:01:57] [INFO ] Load time of PNML (sax parser for PT used): 138 ms
[2023-03-09 20:01:57] [INFO ] Transformed 3554 places.
[2023-03-09 20:01:57] [INFO ] Transformed 4263 transitions.
[2023-03-09 20:01:57] [INFO ] Found NUPN structural information;
[2023-03-09 20:01:57] [INFO ] Parsed PT model containing 3554 places and 4263 transitions and 8889 arcs in 228 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 14 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 153 ms. Remains 278 /3554 variables (removed 3276) and now considering 700/4263 (removed 3563) transitions.
[2023-03-09 20:01:57] [INFO ] Flow matrix only has 590 transitions (discarded 110 similar events)
// Phase 1: matrix 590 rows 278 cols
[2023-03-09 20:01:57] [INFO ] Computed 5 place invariants in 21 ms
[2023-03-09 20:01:58] [INFO ] Implicit Places using invariants in 521 ms returned []
[2023-03-09 20:01:58] [INFO ] Flow matrix only has 590 transitions (discarded 110 similar events)
[2023-03-09 20:01:58] [INFO ] Invariant cache hit.
[2023-03-09 20:01:58] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-09 20:01:58] [INFO ] Implicit Places using invariants and state equation in 418 ms returned [93, 211, 270]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 964 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 0 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 9 ms. Remains 272 /275 variables (removed 3) and now considering 697/700 (removed 3) transitions.
[2023-03-09 20:01:58] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
// Phase 1: matrix 587 rows 272 cols
[2023-03-09 20:01:58] [INFO ] Computed 2 place invariants in 4 ms
[2023-03-09 20:01:58] [INFO ] Implicit Places using invariants in 114 ms returned []
[2023-03-09 20:01:58] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
[2023-03-09 20:01:58] [INFO ] Invariant cache hit.
[2023-03-09 20:01:58] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-09 20:01:59] [INFO ] Implicit Places using invariants and state equation in 328 ms returned []
Implicit Place search using SMT with State Equation took 444 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 1571 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 969 resets, run finished after 533 ms. (steps per millisecond=18 ) properties (out of 263) seen :180
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 83) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 83) 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 82) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 82) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 82) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 82) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 82) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 82) seen :2
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 80) 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 80) 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 80) 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 80) seen :0
Incomplete Best-First random walk after 1000 steps, including 13 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 80) 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 79) 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 79) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 79) 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 78) 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 78) 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 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 :1
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 76) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 76) seen :1
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 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 13 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 7 ms. (steps per millisecond=143 ) properties (out of 74) seen :0
Incomplete Best-First random walk after 1000 steps, including 13 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 74) seen :0
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 74) 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 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 :1
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 73) 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 73) 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 73) seen :1
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 72) seen :0
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 72) 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 72) 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 72) 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 72) 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 72) 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 72) seen :1
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 71) 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 71) 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 71) 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 71) 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 71) 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 71) 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 71) 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 71) seen :0
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 71) 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 71) seen :0
Incomplete Best-First random walk after 1000 steps, including 8 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 71) 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 71) 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 71) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 71) 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 71) 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 71) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 71) 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 71) 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 71) 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 71) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 71) 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 71) 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 71) 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 71) 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 71) 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 71) 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 71) 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 71) 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 71) 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 71) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 71) 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 71) seen :0
Running SMT prover for 71 properties.
[2023-03-09 20:02:00] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
[2023-03-09 20:02:00] [INFO ] Invariant cache hit.
[2023-03-09 20:02:00] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-09 20:02:03] [INFO ] After 2861ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:71
[2023-03-09 20:02:03] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-09 20:02:05] [INFO ] After 2039ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :71
[2023-03-09 20:02:05] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-09 20:02:08] [INFO ] After 2170ms SMT Verify possible using 10 Read/Feed constraints in natural domain returned unsat :0 sat :71
[2023-03-09 20:02:10] [INFO ] After 4913ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :71
Attempting to minimize the solution found.
Minimization took 2024 ms.
[2023-03-09 20:02:12] [INFO ] After 9637ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :71
Fused 71 Parikh solutions to 68 different solutions.
Parikh walk visited 0 properties in 33 ms.
Support contains 77 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 90 places :
Symmetric choice reduction at 1 with 90 rule applications. Total rules 181 place count 182 transition count 506
Iterating global reduction 1 with 90 rules applied. Total rules applied 271 place count 182 transition count 506
Ensure Unique test removed 76 transitions
Reduce isomorphic transitions removed 76 transitions.
Iterating post reduction 1 with 76 rules applied. Total rules applied 347 place count 182 transition count 430
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 358 place count 171 transition count 416
Iterating global reduction 2 with 11 rules applied. Total rules applied 369 place count 171 transition count 416
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 377 place count 171 transition count 408
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 380 place count 168 transition count 399
Iterating global reduction 3 with 3 rules applied. Total rules applied 383 place count 168 transition count 399
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 386 place count 165 transition count 387
Iterating global reduction 3 with 3 rules applied. Total rules applied 389 place count 165 transition count 387
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 392 place count 162 transition count 369
Iterating global reduction 3 with 3 rules applied. Total rules applied 395 place count 162 transition count 369
Performed 7 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 3 with 14 rules applied. Total rules applied 409 place count 155 transition count 361
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 414 place count 155 transition count 356
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 424 place count 150 transition count 359
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 425 place count 150 transition count 358
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 426 place count 149 transition count 356
Iterating global reduction 5 with 1 rules applied. Total rules applied 427 place count 149 transition count 356
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 428 place count 149 transition count 355
Drop transitions removed 47 transitions
Redundant transition composition rules discarded 47 transitions
Iterating global reduction 6 with 47 rules applied. Total rules applied 475 place count 149 transition count 308
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 476 place count 149 transition count 307
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 477 place count 148 transition count 307
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 479 place count 147 transition count 306
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 8 with 2 rules applied. Total rules applied 481 place count 147 transition count 304
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 482 place count 147 transition count 303
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 483 place count 146 transition count 303
Free-agglomeration rule applied 1 times.
Iterating global reduction 10 with 1 rules applied. Total rules applied 484 place count 146 transition count 302
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 485 place count 145 transition count 302
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 486 place count 145 transition count 301
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 11 with 3 rules applied. Total rules applied 489 place count 145 transition count 301
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 490 place count 145 transition count 300
Partial Post-agglomeration rule applied 8 times.
Drop transitions removed 8 transitions
Iterating global reduction 11 with 8 rules applied. Total rules applied 498 place count 145 transition count 300
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 11 with 4 rules applied. Total rules applied 502 place count 145 transition count 296
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 12 with 3 rules applied. Total rules applied 505 place count 145 transition count 293
Applied a total of 505 rules in 117 ms. Remains 145 /272 variables (removed 127) and now considering 293/697 (removed 404) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 117 ms. Remains : 145/272 places, 293/697 transitions.
Incomplete random walk after 1000000 steps, including 124240 resets, run finished after 3756 ms. (steps per millisecond=266 ) properties (out of 71) seen :70
Incomplete Best-First random walk after 1000000 steps, including 29425 resets, run finished after 497 ms. (steps per millisecond=2012 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-09 20:02:17] [INFO ] Flow matrix only has 276 transitions (discarded 17 similar events)
// Phase 1: matrix 276 rows 145 cols
[2023-03-09 20:02:17] [INFO ] Computed 5 place invariants in 4 ms
[2023-03-09 20:02:17] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 1 ms returned sat
[2023-03-09 20:02:17] [INFO ] After 89ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 20:02:17] [INFO ] [Nat]Absence check using 0 positive and 5 generalized place invariants in 1 ms returned sat
[2023-03-09 20:02:17] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 20:02:17] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-09 20:02:17] [INFO ] After 9ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 20:02:17] [INFO ] After 22ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-09 20:02:17] [INFO ] After 125ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 6 out of 145 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 145/145 places, 293/293 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 145 transition count 287
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 139 transition count 287
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 12 place count 139 transition count 282
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 22 place count 134 transition count 282
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 32 place count 124 transition count 270
Iterating global reduction 2 with 10 rules applied. Total rules applied 42 place count 124 transition count 270
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 50 place count 124 transition count 262
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 3 with 38 rules applied. Total rules applied 88 place count 105 transition count 243
Drop transitions removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 3 with 13 rules applied. Total rules applied 101 place count 105 transition count 230
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 116 place count 90 transition count 215
Iterating global reduction 4 with 15 rules applied. Total rules applied 131 place count 90 transition count 215
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 138 place count 90 transition count 208
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 5 with 22 rules applied. Total rules applied 160 place count 79 transition count 197
Drop transitions removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 5 with 11 rules applied. Total rules applied 171 place count 79 transition count 186
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 179 place count 71 transition count 178
Iterating global reduction 6 with 8 rules applied. Total rules applied 187 place count 71 transition count 178
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 195 place count 71 transition count 170
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 7 with 14 rules applied. Total rules applied 209 place count 64 transition count 170
Drop transitions removed 7 transitions
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 223 place count 64 transition count 156
Discarding 7 places :
Symmetric choice reduction at 8 with 7 rule applications. Total rules 230 place count 57 transition count 149
Iterating global reduction 8 with 7 rules applied. Total rules applied 237 place count 57 transition count 149
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 8 with 7 rules applied. Total rules applied 244 place count 57 transition count 142
Drop transitions removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 9 with 40 rules applied. Total rules applied 284 place count 57 transition count 102
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 287 place count 54 transition count 93
Iterating global reduction 9 with 3 rules applied. Total rules applied 290 place count 54 transition count 93
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 293 place count 51 transition count 90
Iterating global reduction 9 with 3 rules applied. Total rules applied 296 place count 51 transition count 90
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 299 place count 51 transition count 87
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 301 place count 50 transition count 86
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 302 place count 50 transition count 85
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 11 with 3 rules applied. Total rules applied 305 place count 50 transition count 82
Free-agglomeration rule applied 4 times.
Iterating global reduction 11 with 4 rules applied. Total rules applied 309 place count 50 transition count 78
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 11 with 4 rules applied. Total rules applied 313 place count 46 transition count 78
Applied a total of 313 rules in 66 ms. Remains 46 /145 variables (removed 99) and now considering 78/293 (removed 215) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 46/145 places, 78/293 transitions.
Finished random walk after 5166 steps, including 532 resets, run visited all 1 properties in 8 ms. (steps per millisecond=645 )
Able to resolve query QuasiLiveness after proving 264 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 20183 ms.
ITS solved all properties within timeout

BK_STOP 1678392138401

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ 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-401"
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-401, 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-167814499200102"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-401.tgz
mv CloudReconfiguration-PT-401 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 ;