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.r105-tall-167814480800135.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 ltsminxred
Input is CloudReconfiguration-PT-317, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r105-tall-167814480800135
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.1K Feb 25 11:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 25 11:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Feb 25 11:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K 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 6.8K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 15:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K Feb 25 11:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K Feb 25 11:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Feb 25 11:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 11:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:47 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 661K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-00
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-01
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-02
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-03
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-04
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-05
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-06
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-07
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-08
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-09
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-10
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-11
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-12
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-13
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-14
FORMULA_NAME CloudReconfiguration-PT-317-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678262676536

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=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-317
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-08 08:04:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-08 08:04:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 08:04:38] [INFO ] Load time of PNML (sax parser for PT used): 121 ms
[2023-03-08 08:04:38] [INFO ] Transformed 2587 places.
[2023-03-08 08:04:38] [INFO ] Transformed 3099 transitions.
[2023-03-08 08:04:38] [INFO ] Found NUPN structural information;
[2023-03-08 08:04:38] [INFO ] Parsed PT model containing 2587 places and 3099 transitions and 6479 arcs in 202 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 105 resets, run finished after 550 ms. (steps per millisecond=18 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 3 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 5 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 4 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 16) seen :0
Interrupted probabilistic random walk after 186710 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :{}
Probabilistic random walk after 186710 steps, saw 53830 distinct states, run finished after 3002 ms. (steps per millisecond=62 ) properties seen :0
Running SMT prover for 16 properties.
// Phase 1: matrix 3099 rows 2587 cols
[2023-03-08 08:04:42] [INFO ] Computed 4 place invariants in 47 ms
[2023-03-08 08:04:43] [INFO ] After 1621ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2023-03-08 08:04:45] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 24 ms returned sat
[2023-03-08 08:04:49] [INFO ] After 4024ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :14
[2023-03-08 08:04:52] [INFO ] After 7272ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :14
Attempting to minimize the solution found.
Minimization took 2250 ms.
[2023-03-08 08:04:55] [INFO ] After 11204ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :14
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 16 Parikh solutions to 14 different solutions.
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 9 properties in 359 ms.
Support contains 36 out of 2587 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2587/2587 places, 3099/3099 transitions.
Graph (trivial) has 2873 edges and 2587 vertex of which 800 / 2587 are part of one of the 61 SCC in 19 ms
Free SCC test removed 739 places
Drop transitions removed 901 transitions
Reduce isomorphic transitions removed 901 transitions.
Graph (complete) has 2484 edges and 1848 vertex of which 1834 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.5 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Drop transitions removed 6 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions removed 1183 transitions
Trivial Post-agglo rules discarded 1183 transitions
Performed 1183 trivial Post agglomeration. Transition count delta: 1183
Iterating post reduction 0 with 1191 rules applied. Total rules applied 1193 place count 1834 transition count 998
Reduce places removed 1183 places and 0 transitions.
Ensure Unique test removed 75 transitions
Reduce isomorphic transitions removed 75 transitions.
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 1 with 1314 rules applied. Total rules applied 2507 place count 651 transition count 867
Reduce places removed 56 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 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 2 with 64 rules applied. Total rules applied 2571 place count 595 transition count 859
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 3 with 5 rules applied. Total rules applied 2576 place count 593 transition count 856
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 4 with 4 rules applied. Total rules applied 2580 place count 591 transition count 854
Reduce places removed 1 places and 0 transitions.
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Iterating post reduction 5 with 31 rules applied. Total rules applied 2611 place count 590 transition count 824
Reduce places removed 30 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 6 with 35 rules applied. Total rules applied 2646 place count 560 transition count 819
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 2648 place count 558 transition count 819
Performed 23 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 23 Pre rules applied. Total rules applied 2648 place count 558 transition count 796
Deduced a syphon composed of 23 places in 2 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 8 with 46 rules applied. Total rules applied 2694 place count 535 transition count 796
Discarding 80 places :
Symmetric choice reduction at 8 with 80 rule applications. Total rules 2774 place count 455 transition count 716
Iterating global reduction 8 with 80 rules applied. Total rules applied 2854 place count 455 transition count 716
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 2855 place count 455 transition count 715
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 8 Pre rules applied. Total rules applied 2855 place count 455 transition count 707
Deduced a syphon composed of 8 places in 2 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 9 with 16 rules applied. Total rules applied 2871 place count 447 transition count 707
Discarding 58 places :
Symmetric choice reduction at 9 with 58 rule applications. Total rules 2929 place count 389 transition count 649
Iterating global reduction 9 with 58 rules applied. Total rules applied 2987 place count 389 transition count 649
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 9 with 31 rules applied. Total rules applied 3018 place count 389 transition count 618
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 10 with 25 rules applied. Total rules applied 3043 place count 374 transition count 608
Reduce places removed 5 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 11 with 6 rules applied. Total rules applied 3049 place count 369 transition count 607
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 3050 place count 368 transition count 607
Discarding 19 places :
Symmetric choice reduction at 13 with 19 rule applications. Total rules 3069 place count 349 transition count 578
Iterating global reduction 13 with 19 rules applied. Total rules applied 3088 place count 349 transition count 578
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 13 with 8 rules applied. Total rules applied 3096 place count 349 transition count 570
Discarding 8 places :
Symmetric choice reduction at 14 with 8 rule applications. Total rules 3104 place count 341 transition count 554
Iterating global reduction 14 with 8 rules applied. Total rules applied 3112 place count 341 transition count 554
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 3115 place count 338 transition count 548
Iterating global reduction 14 with 3 rules applied. Total rules applied 3118 place count 338 transition count 548
Performed 151 Post agglomeration using F-continuation condition with reduction of 71 identical transitions.
Deduced a syphon composed of 151 places in 0 ms
Reduce places removed 151 places and 0 transitions.
Iterating global reduction 14 with 302 rules applied. Total rules applied 3420 place count 187 transition count 326
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 14 with 4 rules applied. Total rules applied 3424 place count 187 transition count 322
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 15 with 4 rules applied. Total rules applied 3428 place count 185 transition count 320
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 15 with 4 rules applied. Total rules applied 3432 place count 185 transition count 316
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 16 with 4 rules applied. Total rules applied 3436 place count 183 transition count 314
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 16 with 4 rules applied. Total rules applied 3440 place count 183 transition count 310
Performed 39 Post agglomeration using F-continuation condition with reduction of 14 identical transitions.
Deduced a syphon composed of 39 places in 1 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 17 with 78 rules applied. Total rules applied 3518 place count 144 transition count 341
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 17 with 32 rules applied. Total rules applied 3550 place count 144 transition count 309
Discarding 18 places :
Symmetric choice reduction at 18 with 18 rule applications. Total rules 3568 place count 126 transition count 273
Iterating global reduction 18 with 18 rules applied. Total rules applied 3586 place count 126 transition count 273
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 18 with 6 rules applied. Total rules applied 3592 place count 126 transition count 267
Discarding 4 places :
Symmetric choice reduction at 19 with 4 rule applications. Total rules 3596 place count 122 transition count 259
Iterating global reduction 19 with 4 rules applied. Total rules applied 3600 place count 122 transition count 259
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 19 with 2 rules applied. Total rules applied 3602 place count 122 transition count 257
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 20 with 2 rules applied. Total rules applied 3604 place count 121 transition count 272
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 20 with 1 rules applied. Total rules applied 3605 place count 121 transition count 271
Drop transitions removed 11 transitions
Redundant transition composition rules discarded 11 transitions
Iterating global reduction 21 with 11 rules applied. Total rules applied 3616 place count 121 transition count 260
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 21 with 2 rules applied. Total rules applied 3618 place count 120 transition count 259
Free-agglomeration rule applied 1 times.
Iterating global reduction 21 with 1 rules applied. Total rules applied 3619 place count 120 transition count 258
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 21 with 1 rules applied. Total rules applied 3620 place count 119 transition count 258
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 22 with 1 rules applied. Total rules applied 3621 place count 119 transition count 257
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 22 with 7 rules applied. Total rules applied 3628 place count 119 transition count 257
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 22 with 1 rules applied. Total rules applied 3629 place count 119 transition count 257
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 22 with 1 rules applied. Total rules applied 3630 place count 118 transition count 256
Applied a total of 3630 rules in 361 ms. Remains 118 /2587 variables (removed 2469) and now considering 256/3099 (removed 2843) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 362 ms. Remains : 118/2587 places, 256/3099 transitions.
Incomplete random walk after 10000 steps, including 1119 resets, run finished after 281 ms. (steps per millisecond=35 ) properties (out of 5) seen :1
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 279 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 286 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 288 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 273 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-08 08:04:56] [INFO ] Flow matrix only has 245 transitions (discarded 11 similar events)
// Phase 1: matrix 245 rows 118 cols
[2023-03-08 08:04:56] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-08 08:04:56] [INFO ] After 128ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-08 08:04:56] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-08 08:04:56] [INFO ] After 120ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-08 08:04:56] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-08 08:04:56] [INFO ] After 59ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-08 08:04:56] [INFO ] After 139ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 89 ms.
[2023-03-08 08:04:56] [INFO ] After 427ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 5 ms.
Support contains 35 out of 118 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 118/118 places, 256/256 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 118 transition count 255
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 2 rules applied. Total rules applied 3 place count 117 transition count 254
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 116 transition count 254
Applied a total of 4 rules in 11 ms. Remains 116 /118 variables (removed 2) and now considering 254/256 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 116/118 places, 254/256 transitions.
Incomplete random walk after 10000 steps, including 1195 resets, run finished after 161 ms. (steps per millisecond=62 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 256 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 256 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 264 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 272 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 2094267 steps, run timeout after 3001 ms. (steps per millisecond=697 ) properties seen :{1=1, 2=1, 3=1}
Probabilistic random walk after 2094267 steps, saw 403772 distinct states, run finished after 3001 ms. (steps per millisecond=697 ) properties seen :3
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 1 properties.
[2023-03-08 08:05:00] [INFO ] Flow matrix only has 243 transitions (discarded 11 similar events)
// Phase 1: matrix 243 rows 116 cols
[2023-03-08 08:05:00] [INFO ] Computed 3 place invariants in 3 ms
[2023-03-08 08:05:00] [INFO ] After 38ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-08 08:05:00] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-08 08:05:00] [INFO ] After 85ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-08 08:05:00] [INFO ] State equation strengthened by 7 read => feed constraints.
[2023-03-08 08:05:00] [INFO ] After 35ms SMT Verify possible using 7 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-08 08:05:00] [INFO ] After 77ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 35 ms.
[2023-03-08 08:05:00] [INFO ] After 244ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 29 out of 116 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 116/116 places, 254/254 transitions.
Graph (trivial) has 25 edges and 116 vertex of which 6 / 116 are part of one of the 3 SCC in 1 ms
Free SCC test removed 3 places
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 113 transition count 247
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 112 transition count 247
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 3 place count 112 transition count 246
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 5 place count 111 transition count 246
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 6 place count 110 transition count 245
Iterating global reduction 2 with 1 rules applied. Total rules applied 7 place count 110 transition count 245
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 13 place count 107 transition count 242
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 15 place count 107 transition count 240
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 16 place count 106 transition count 239
Iterating global reduction 3 with 1 rules applied. Total rules applied 17 place count 106 transition count 239
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 21 place count 104 transition count 243
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 28 place count 104 transition count 236
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 29 place count 103 transition count 234
Iterating global reduction 4 with 1 rules applied. Total rules applied 30 place count 103 transition count 234
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 31 place count 103 transition count 233
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 32 place count 103 transition count 232
Applied a total of 32 rules in 40 ms. Remains 103 /116 variables (removed 13) and now considering 232/254 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 103/116 places, 232/254 transitions.
Incomplete random walk after 10000 steps, including 1160 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 299 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Probably explored full state space saw : 343910 states, properties seen :0
Probabilistic random walk after 1787511 steps, saw 343910 distinct states, run finished after 2387 ms. (steps per millisecond=748 ) properties seen :0
Explored full state space saw : 343910 states, properties seen :0
Exhaustive walk after 1787511 steps, saw 343910 distinct states, run finished after 2042 ms. (steps per millisecond=875 ) properties seen :0
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL EXHAUSTIVE_WALK
All properties solved without resorting to model-checking.
Total runtime 26915 ms.
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --inv-bin-par --invariant=/tmp/478/inv_0_ --invariant=/tmp/478/inv_1_ --invariant=/tmp/478/inv_2_ --invariant=/tmp/478/inv_3_ --invariant=/tmp/478/inv_4_ --invariant=/tmp/478/inv_5_ --invariant=/tmp/478/inv_6_ --invariant=/tmp/478/inv_7_ --invariant=/tmp/478/inv_8_ --invariant=/tmp/478/inv_9_ --invariant=/tmp/478/inv_10_ --invariant=/tmp/478/inv_11_ --invariant=/tmp/478/inv_12_ --invariant=/tmp/478/inv_13_ --invariant=/tmp/478/inv_14_ --invariant=/tmp/478/inv_15_ --inv-par
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-00 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-01 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-02 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-03 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-04 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-05 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-06 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-07 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-08 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-09 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-10 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-11 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-12 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-13 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-14 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA CloudReconfiguration-PT-317-ReachabilityFireability-15 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1678262756722

--------------------
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 ReachabilityFireability -timeout 360 -rebuildPNML
mcc2023
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-00
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_0_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-01
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_1_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-02
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_2_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-03
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_3_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-04
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_4_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-05
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_5_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-06
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_6_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-07
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_7_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-08
rfs formula type AG
rfs formula formula --invariant=/tmp/478/inv_8_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-09
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_9_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-10
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_10_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-11
rfs formula type AG
rfs formula formula --invariant=/tmp/478/inv_11_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-12
rfs formula type AG
rfs formula formula --invariant=/tmp/478/inv_12_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-13
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_13_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-14
rfs formula type AG
rfs formula formula --invariant=/tmp/478/inv_14_
rfs formula name CloudReconfiguration-PT-317-ReachabilityFireability-15
rfs formula type EF
rfs formula formula --invariant=/tmp/478/inv_15_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 2587 places, 3099 transitions and 6479 arcs
pnml2lts-sym: Petri net CloudReconfiguration-PT-317 analyzed
pnml2lts-sym: There are safe places
pnml2lts-sym: Loading Petri net took 0.020 real 0.010 user 0.010 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 3099->3099 groups
pnml2lts-sym: Regrouping took 2.740 real 2.740 user 0.000 sys
pnml2lts-sym: state vector length is 2587; there are 3099 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym: vset_sylvan: starting garbage collection
pnml2lts-sym: vset_sylvan: garbage collection done
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_0_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_3_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_4_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_6_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_7_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_10_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_8_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_12_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_13_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_14_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_15_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_9_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/478/inv_11_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym: Exploration took 1502245 group checks and 0 next state calls
pnml2lts-sym: reachability took 35.530 real 136.220 user 5.660 sys
pnml2lts-sym: counting visited states...
pnml2lts-sym: counting took 0.020 real 0.040 user 0.000 sys
pnml2lts-sym: state space has 172723931546 states, 93992 nodes
pnml2lts-sym: group_next: 12431 nodes total
pnml2lts-sym: group_explored: 6396 nodes, 6406 short vectors total
pnml2lts-sym: max token count: 1

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-317"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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-317, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r105-tall-167814480800135"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-317.tgz
mv CloudReconfiguration-PT-317 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;