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.r119-tall-167814497300102.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
............................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
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 r119-tall-167814497300102
=====================================================================

--------------------
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 1679412687588

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=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CloudReconfiguration-PT-401
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 15:31:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 15:31:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 15:31:29] [INFO ] Load time of PNML (sax parser for PT used): 135 ms
[2023-03-21 15:31:29] [INFO ] Transformed 3554 places.
[2023-03-21 15:31:29] [INFO ] Transformed 4263 transitions.
[2023-03-21 15:31:29] [INFO ] Found NUPN structural information;
[2023-03-21 15:31:29] [INFO ] Parsed PT model containing 3554 places and 4263 transitions and 8889 arcs in 225 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 144 ms. Remains 278 /3554 variables (removed 3276) and now considering 700/4263 (removed 3563) transitions.
[2023-03-21 15:31:29] [INFO ] Flow matrix only has 590 transitions (discarded 110 similar events)
// Phase 1: matrix 590 rows 278 cols
[2023-03-21 15:31:29] [INFO ] Computed 5 place invariants in 25 ms
[2023-03-21 15:31:29] [INFO ] Implicit Places using invariants in 332 ms returned []
[2023-03-21 15:31:29] [INFO ] Flow matrix only has 590 transitions (discarded 110 similar events)
[2023-03-21 15:31:29] [INFO ] Invariant cache hit.
[2023-03-21 15:31:30] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-21 15:31:30] [INFO ] Implicit Places using invariants and state equation in 439 ms returned [93, 211, 270]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 804 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.
[2023-03-21 15:31:30] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
// Phase 1: matrix 587 rows 272 cols
[2023-03-21 15:31:30] [INFO ] Computed 2 place invariants in 9 ms
[2023-03-21 15:31:30] [INFO ] Implicit Places using invariants in 125 ms returned []
[2023-03-21 15:31:30] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
[2023-03-21 15:31:30] [INFO ] Invariant cache hit.
[2023-03-21 15:31:30] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-21 15:31:30] [INFO ] Implicit Places using invariants and state equation in 344 ms returned []
Implicit Place search using SMT with State Equation took 471 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 1429 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 966 resets, run finished after 616 ms. (steps per millisecond=16 ) properties (out of 263) seen :178
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 85) seen :0
Incomplete Best-First random walk after 1001 steps, including 12 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 85) 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 84) seen :3
Incomplete Best-First random walk after 1001 steps, including 13 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 7 ms. (steps per millisecond=142 ) properties (out of 81) seen :0
Incomplete Best-First random walk after 1001 steps, including 13 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 81) seen :0
Incomplete Best-First random walk after 1000 steps, including 9 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 81) 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 81) 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 81) 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 81) seen :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 81) seen :3
Incomplete Best-First random walk after 1001 steps, including 10 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 78) seen :0
Incomplete Best-First random walk after 1000 steps, including 11 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 11 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 11 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 13 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 11 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 :0
Incomplete Best-First random walk after 1001 steps, including 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 78) seen :3
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 :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 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 1001 steps, including 11 resets, run finished after 5 ms. (steps per millisecond=200 ) 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 13 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 14 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 71) 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 71) 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 71) 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 71) seen :0
Incomplete Best-First random walk after 1001 steps, including 15 resets, run finished after 7 ms. (steps per millisecond=143 ) 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 5 ms. (steps per millisecond=200 ) properties (out of 71) 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 70) 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 70) 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 70) 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 70) 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 70) 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 70) seen :1
Incomplete Best-First random walk after 1000 steps, including 9 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 7 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 69) seen :1
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 8 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 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 9 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 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 5 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 12 ms. (steps per millisecond=83 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 68) 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 68) 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 68) 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 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 :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 10 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 5 ms. (steps per millisecond=200 ) properties (out of 68) 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 68) 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 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 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 9 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 9 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 68) 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 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 9 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 :1
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 1000 steps, including 9 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 8 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 8 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 65) seen :0
Running SMT prover for 65 properties.
[2023-03-21 15:31:31] [INFO ] Flow matrix only has 587 transitions (discarded 110 similar events)
[2023-03-21 15:31:31] [INFO ] Invariant cache hit.
[2023-03-21 15:31:32] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-21 15:31:35] [INFO ] After 2247ms SMT Verify possible using state equation in real domain returned unsat :0 sat :3 real:62
[2023-03-21 15:31:35] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-21 15:31:35] [INFO ] After 73ms SMT Verify possible using 10 Read/Feed constraints in real domain returned unsat :0 sat :0 real:65
[2023-03-21 15:31:35] [INFO ] After 3031ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:65
[2023-03-21 15:31:35] [INFO ] [Nat]Absence check using 0 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-21 15:31:38] [INFO ] After 2349ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :65
[2023-03-21 15:31:40] [INFO ] After 2335ms SMT Verify possible using 10 Read/Feed constraints in natural domain returned unsat :0 sat :65
[2023-03-21 15:31:43] [INFO ] After 5227ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :65
Attempting to minimize the solution found.
Minimization took 2183 ms.
[2023-03-21 15:31:45] [INFO ] After 10359ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :65
Fused 65 Parikh solutions to 63 different solutions.
Parikh walk visited 0 properties in 33 ms.
Support contains 71 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 85 places :
Symmetric choice reduction at 1 with 85 rule applications. Total rules 176 place count 187 transition count 513
Iterating global reduction 1 with 85 rules applied. Total rules applied 261 place count 187 transition count 513
Ensure Unique test removed 73 transitions
Reduce isomorphic transitions removed 73 transitions.
Iterating post reduction 1 with 73 rules applied. Total rules applied 334 place count 187 transition count 440
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 345 place count 176 transition count 426
Iterating global reduction 2 with 11 rules applied. Total rules applied 356 place count 176 transition count 426
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 364 place count 176 transition count 418
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 367 place count 173 transition count 409
Iterating global reduction 3 with 3 rules applied. Total rules applied 370 place count 173 transition count 409
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 373 place count 170 transition count 397
Iterating global reduction 3 with 3 rules applied. Total rules applied 376 place count 170 transition count 397
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 379 place count 167 transition count 379
Iterating global reduction 3 with 3 rules applied. Total rules applied 382 place count 167 transition count 379
Performed 16 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 3 with 32 rules applied. Total rules applied 414 place count 151 transition count 359
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 424 place count 151 transition count 349
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -3
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 432 place count 147 transition count 352
Drop transitions removed 44 transitions
Redundant transition composition rules discarded 44 transitions
Iterating global reduction 4 with 44 rules applied. Total rules applied 476 place count 147 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 4 with 1 rules applied. Total rules applied 477 place count 147 transition count 307
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 478 place count 146 transition count 307
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 480 place count 145 transition count 306
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 482 place count 145 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 6 with 1 rules applied. Total rules applied 483 place count 145 transition count 303
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 484 place count 144 transition count 303
Free-agglomeration rule applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 485 place count 144 transition count 302
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 486 place count 143 transition count 302
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 487 place count 143 transition count 301
Partial Free-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 9 with 6 rules applied. Total rules applied 493 place count 143 transition count 301
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 9 with 2 rules applied. Total rules applied 495 place count 143 transition count 299
Partial Post-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 9 with 5 rules applied. Total rules applied 500 place count 143 transition count 299
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 501 place count 143 transition count 298
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 10 with 4 rules applied. Total rules applied 505 place count 143 transition count 294
Applied a total of 505 rules in 127 ms. Remains 143 /272 variables (removed 129) and now considering 294/697 (removed 403) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 143/272 places, 294/697 transitions.
Incomplete random walk after 1000000 steps, including 125654 resets, run finished after 4270 ms. (steps per millisecond=234 ) properties (out of 65) seen :64
Incomplete Best-First random walk after 1000001 steps, including 29384 resets, run finished after 542 ms. (steps per millisecond=1845 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-21 15:31:50] [INFO ] Flow matrix only has 274 transitions (discarded 20 similar events)
// Phase 1: matrix 274 rows 143 cols
[2023-03-21 15:31:50] [INFO ] Computed 5 place invariants in 9 ms
[2023-03-21 15:31:50] [INFO ] [Real]Absence check using 0 positive and 5 generalized place invariants in 1 ms returned sat
[2023-03-21 15:31:50] [INFO ] After 102ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 15:31:50] [INFO ] [Nat]Absence check using 0 positive and 5 generalized place invariants in 2 ms returned sat
[2023-03-21 15:31:50] [INFO ] After 64ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 15:31:50] [INFO ] State equation strengthened by 2 read => feed constraints.
[2023-03-21 15:31:50] [INFO ] After 12ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 15:31:50] [INFO ] After 27ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-21 15:31:50] [INFO ] After 135ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 6 out of 143 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 143/143 places, 294/294 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 143 transition count 293
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 142 transition count 293
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 2 place count 142 transition count 289
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 10 place count 138 transition count 289
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 26 place count 122 transition count 269
Iterating global reduction 2 with 16 rules applied. Total rules applied 42 place count 122 transition count 269
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 53 place count 122 transition count 258
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 3 with 32 rules applied. Total rules applied 85 place count 106 transition count 242
Drop transitions removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 3 with 14 rules applied. Total rules applied 99 place count 106 transition count 228
Discarding 14 places :
Symmetric choice reduction at 4 with 14 rule applications. Total rules 113 place count 92 transition count 214
Iterating global reduction 4 with 14 rules applied. Total rules applied 127 place count 92 transition count 214
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 133 place count 92 transition count 208
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 5 with 20 rules applied. Total rules applied 153 place count 82 transition count 198
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 5 with 10 rules applied. Total rules applied 163 place count 82 transition count 188
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 171 place count 74 transition count 180
Iterating global reduction 6 with 8 rules applied. Total rules applied 179 place count 74 transition count 180
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 187 place count 74 transition count 172
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 203 place count 66 transition count 172
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 216 place count 66 transition count 159
Discarding 8 places :
Symmetric choice reduction at 8 with 8 rule applications. Total rules 224 place count 58 transition count 151
Iterating global reduction 8 with 8 rules applied. Total rules applied 232 place count 58 transition count 151
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 8 with 8 rules applied. Total rules applied 240 place count 58 transition count 143
Drop transitions removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 9 with 40 rules applied. Total rules applied 280 place count 58 transition count 103
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 282 place count 56 transition count 97
Iterating global reduction 9 with 2 rules applied. Total rules applied 284 place count 56 transition count 97
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 286 place count 54 transition count 95
Iterating global reduction 9 with 2 rules applied. Total rules applied 288 place count 54 transition count 95
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 290 place count 54 transition count 93
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 10 with 4 rules applied. Total rules applied 294 place count 52 transition count 91
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 296 place count 52 transition count 89
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 11 with 2 rules applied. Total rules applied 298 place count 52 transition count 87
Free-agglomeration rule applied 4 times.
Iterating global reduction 11 with 4 rules applied. Total rules applied 302 place count 52 transition count 83
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 11 with 4 rules applied. Total rules applied 306 place count 48 transition count 83
Applied a total of 306 rules in 65 ms. Remains 48 /143 variables (removed 95) and now considering 83/294 (removed 211) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 48/143 places, 83/294 transitions.
Finished random walk after 3126 steps, including 338 resets, run visited all 1 properties in 5 ms. (steps per millisecond=625 )
Able to resolve query QuasiLiveness after proving 264 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 21801 ms.
ITS solved all properties within timeout

BK_STOP 1679412712243

--------------------
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-401"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 ltsminxred"
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 r119-tall-167814497300102"
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 ;