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.r120-tall-167814498200107.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 marciexred
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 r120-tall-167814498200107
=====================================================================

--------------------
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 1678392190641

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=marciexred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CloudReconfiguration-PT-402
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-09 20:03:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-09 20:03:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 20:03:12] [INFO ] Load time of PNML (sax parser for PT used): 147 ms
[2023-03-09 20:03:12] [INFO ] Transformed 3554 places.
[2023-03-09 20:03:12] [INFO ] Transformed 4263 transitions.
[2023-03-09 20:03:12] [INFO ] Found NUPN structural information;
[2023-03-09 20:03:12] [INFO ] Parsed PT model containing 3554 places and 4263 transitions and 8889 arcs in 235 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 8 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 2 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 152 ms. Remains 278 /3554 variables (removed 3276) and now considering 700/4263 (removed 3563) transitions.
[2023-03-09 20:03:12] [INFO ] Flow matrix only has 590 transitions (discarded 110 similar events)
// Phase 1: matrix 590 rows 278 cols
[2023-03-09 20:03:12] [INFO ] Computed 5 place invariants in 29 ms
[2023-03-09 20:03:13] [INFO ] Implicit Places using invariants in 337 ms returned []
[2023-03-09 20:03:13] [INFO ] Flow matrix only has 590 transitions (discarded 110 similar events)
[2023-03-09 20:03:13] [INFO ] Invariant cache hit.
[2023-03-09 20:03:13] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-09 20:03:13] [INFO ] Implicit Places using invariants and state equation in 456 ms returned [93, 211, 270]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 818 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 13 ms. Remains 272 /275 variables (removed 3) and now considering 697/700 (removed 3) transitions.
[2023-03-09 20:03:13] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
// Phase 1: matrix 587 rows 272 cols
[2023-03-09 20:03:13] [INFO ] Computed 2 place invariants in 8 ms
[2023-03-09 20:03:13] [INFO ] Implicit Places using invariants in 137 ms returned []
[2023-03-09 20:03:13] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
[2023-03-09 20:03:13] [INFO ] Invariant cache hit.
[2023-03-09 20:03:13] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-09 20:03:14] [INFO ] Implicit Places using invariants and state equation in 340 ms returned []
Implicit Place search using SMT with State Equation took 481 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 1465 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 1006 resets, run finished after 568 ms. (steps per millisecond=17 ) properties (out of 263) seen :177
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 86) 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 86) 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 86) 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 86) seen :3
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 83) 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 83) 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 82) 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 81) 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 81) seen :0
Incomplete Best-First random walk after 1000 steps, including 14 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 81) seen :0
Incomplete Best-First random walk after 1000 steps, including 12 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 81) 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 81) seen :4
Incomplete Best-First random walk after 1001 steps, including 14 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 77) seen :1
Incomplete Best-First random walk after 1000 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 13 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 12 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 9 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 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 13 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 74) seen :1
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 73) seen :0
Incomplete Best-First random walk after 1000 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 12 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 73) 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 73) 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 73) 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 72) seen :2
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 70) 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 69) 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 69) seen :1
Incomplete Best-First random walk after 1001 steps, including 11 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 68) 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 68) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 68) 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 68) 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 68) 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 68) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 68) 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 68) 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 68) 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 68) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 68) 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 68) 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 68) 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 68) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 67) seen :0
Incomplete Best-First random walk after 1000 steps, including 7 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 67) seen :0
Incomplete Best-First random walk after 1001 steps, including 8 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 67) 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 67) seen :0
Incomplete Best-First random walk after 1000 steps, including 5 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 67) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) 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 67) seen :0
Incomplete Best-First random walk after 1000 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 67) 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 67) seen :0
Running SMT prover for 67 properties.
[2023-03-09 20:03:14] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
[2023-03-09 20:03:14] [INFO ] Invariant cache hit.
[2023-03-09 20:03:15] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-09 20:03:18] [INFO ] After 2241ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:64
[2023-03-09 20:03:18] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-09 20:03:18] [INFO ] After 66ms SMT Verify possible using 10 Read/Feed constraints in real domain returned unsat :0 sat :0 real:67
[2023-03-09 20:03:18] [INFO ] After 3026ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:67
[2023-03-09 20:03:18] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-09 20:03:21] [INFO ] After 2315ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :67
[2023-03-09 20:03:23] [INFO ] After 2328ms SMT Verify possible using 10 Read/Feed constraints in natural domain returned unsat :0 sat :67
[2023-03-09 20:03:26] [INFO ] After 5314ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :67
Attempting to minimize the solution found.
Minimization took 2105 ms.
[2023-03-09 20:03:28] [INFO ] After 10352ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :67
Fused 67 Parikh solutions to 64 different solutions.
Parikh walk visited 0 properties in 33 ms.
Support contains 73 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 84 places :
Symmetric choice reduction at 1 with 84 rule applications. Total rules 175 place count 188 transition count 514
Iterating global reduction 1 with 84 rules applied. Total rules applied 259 place count 188 transition count 514
Ensure Unique test removed 72 transitions
Reduce isomorphic transitions removed 72 transitions.
Iterating post reduction 1 with 72 rules applied. Total rules applied 331 place count 188 transition count 442
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 342 place count 177 transition count 428
Iterating global reduction 2 with 11 rules applied. Total rules applied 353 place count 177 transition count 428
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 361 place count 177 transition count 420
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 364 place count 174 transition count 411
Iterating global reduction 3 with 3 rules applied. Total rules applied 367 place count 174 transition count 411
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 370 place count 171 transition count 399
Iterating global reduction 3 with 3 rules applied. Total rules applied 373 place count 171 transition count 399
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 376 place count 168 transition count 381
Iterating global reduction 3 with 3 rules applied. Total rules applied 379 place count 168 transition count 381
Performed 14 Post agglomeration using F-continuation condition with reduction of 5 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 3 with 28 rules applied. Total rules applied 407 place count 154 transition count 362
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 415 place count 154 transition count 354
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -12
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 423 place count 150 transition count 366
Drop transitions removed 43 transitions
Redundant transition composition rules discarded 43 transitions
Iterating global reduction 4 with 43 rules applied. Total rules applied 466 place count 150 transition count 323
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 467 place count 150 transition count 322
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 468 place count 149 transition count 322
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 6 with 2 rules applied. Total rules applied 470 place count 148 transition count 321
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 472 place count 148 transition count 319
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 473 place count 148 transition count 318
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 474 place count 147 transition count 318
Free-agglomeration rule applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 475 place count 147 transition count 317
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 476 place count 146 transition count 317
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 477 place count 146 transition count 316
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 9 with 3 rules applied. Total rules applied 480 place count 146 transition count 316
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 481 place count 146 transition count 315
Partial Post-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 9 with 7 rules applied. Total rules applied 488 place count 146 transition count 315
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 491 place count 146 transition count 312
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 10 with 4 rules applied. Total rules applied 495 place count 146 transition count 308
Applied a total of 495 rules in 127 ms. Remains 146 /272 variables (removed 126) and now considering 308/697 (removed 389) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 146/272 places, 308/697 transitions.
Incomplete random walk after 1000000 steps, including 124862 resets, run finished after 5146 ms. (steps per millisecond=194 ) properties (out of 67) seen :66
Incomplete Best-First random walk after 1000001 steps, including 18867 resets, run finished after 462 ms. (steps per millisecond=2164 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-09 20:03:34] [INFO ] Flow matrix only has 289 transitions (discarded 19 similar events)
// Phase 1: matrix 289 rows 146 cols
[2023-03-09 20:03:34] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-09 20:03:34] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 2 ms returned sat
[2023-03-09 20:03:34] [INFO ] After 107ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-09 20:03:34] [INFO ] [Nat]Absence check using 0 positive and 5 generalized place invariants in 2 ms returned sat
[2023-03-09 20:03:34] [INFO ] After 61ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-09 20:03:34] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-09 20:03:34] [INFO ] After 18ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-09 20:03:34] [INFO ] After 39ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 20:03:34] [INFO ] After 154ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 6 out of 146 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 146/146 places, 308/308 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 146 transition count 306
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 144 transition count 306
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 4 place count 144 transition count 300
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 16 place count 138 transition count 300
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 32 place count 122 transition count 280
Iterating global reduction 2 with 16 rules applied. Total rules applied 48 place count 122 transition count 280
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 60 place count 122 transition count 268
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
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 90 place count 107 transition count 253
Drop transitions removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 3 with 13 rules applied. Total rules applied 103 place count 107 transition count 240
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 118 place count 92 transition count 225
Iterating global reduction 4 with 15 rules applied. Total rules applied 133 place count 92 transition count 225
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 4 with 7 rules applied. Total rules applied 140 place count 92 transition count 218
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 162 place count 81 transition count 207
Drop transitions removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 5 with 11 rules applied. Total rules applied 173 place count 81 transition count 196
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 181 place count 73 transition count 188
Iterating global reduction 6 with 8 rules applied. Total rules applied 189 place count 73 transition count 188
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 197 place count 73 transition count 180
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 7 with 16 rules applied. Total rules applied 213 place count 65 transition count 180
Drop transitions removed 8 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 226 place count 65 transition count 167
Discarding 8 places :
Symmetric choice reduction at 8 with 8 rule applications. Total rules 234 place count 57 transition count 159
Iterating global reduction 8 with 8 rules applied. Total rules applied 242 place count 57 transition count 159
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 8 with 8 rules applied. Total rules applied 250 place count 57 transition count 151
Drop transitions removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 9 with 40 rules applied. Total rules applied 290 place count 57 transition count 111
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 293 place count 54 transition count 102
Iterating global reduction 9 with 3 rules applied. Total rules applied 296 place count 54 transition count 102
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 299 place count 51 transition count 99
Iterating global reduction 9 with 3 rules applied. Total rules applied 302 place count 51 transition count 99
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 305 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 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 307 place count 50 transition count 95
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 308 place count 50 transition count 94
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 11 with 3 rules applied. Total rules applied 311 place count 50 transition count 91
Free-agglomeration rule applied 4 times.
Iterating global reduction 11 with 4 rules applied. Total rules applied 315 place count 50 transition count 87
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 11 with 4 rules applied. Total rules applied 319 place count 46 transition count 87
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 320 place count 45 transition count 86
Applied a total of 320 rules in 64 ms. Remains 45 /146 variables (removed 101) and now considering 86/308 (removed 222) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64 ms. Remains : 45/146 places, 86/308 transitions.
Finished random walk after 45663 steps, including 5199 resets, run visited all 1 properties in 58 ms. (steps per millisecond=787 )
Able to resolve query QuasiLiveness after proving 264 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 22509 ms.
ITS solved all properties within timeout

BK_STOP 1678392215757

--------------------
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="marciexred"
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 marciexred"
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 r120-tall-167814498200107"
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 ;