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Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r056-oct2-162038334800263
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for CloudReconfiguration-PT-307

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
459.388 3600000.00 73174.00 128.80 FTFTFTTFTFFTTFTT normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fko/mcc2021-input.r056-oct2-162038334800263.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2021-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is CloudReconfiguration-PT-307, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r056-oct2-162038334800263
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.0M
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 111K May 10 09:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 88K May 10 09:42 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 28 15:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 28 15:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 28 15:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 23 03:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 23 03:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 22 12:51 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 22 12:51 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 4 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 660K May 5 16:51 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-307-ReachabilityCardinality-00
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-01
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-02
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-03
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-04
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-05
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-06
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-07
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-08
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-09
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-10
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-11
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-12
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-13
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-14
FORMULA_NAME CloudReconfiguration-PT-307-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1620904259469

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 11:11:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2021-05-13 11:11:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 11:11:01] [INFO ] Load time of PNML (sax parser for PT used): 132 ms
[2021-05-13 11:11:01] [INFO ] Transformed 2584 places.
[2021-05-13 11:11:01] [INFO ] Transformed 3094 transitions.
[2021-05-13 11:11:01] [INFO ] Found NUPN structural information;
[2021-05-13 11:11:01] [INFO ] Parsed PT model containing 2584 places and 3094 transitions in 175 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 70 ms.
Working with output stream class java.io.PrintStream
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 91 resets, run finished after 59 ms. (steps per millisecond=169 ) properties seen :[0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0]
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 27 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 26 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 24 resets, run finished after 16 ms. (steps per millisecond=625 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0]
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 28 resets, run finished after 15 ms. (steps per millisecond=666 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 13 ms. (steps per millisecond=769 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 11 ms. (steps per millisecond=909 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 12 ms. (steps per millisecond=833 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 1, 0, 0]
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
// Phase 1: matrix 3094 rows 2584 cols
[2021-05-13 11:11:01] [INFO ] Computed 4 place invariants in 52 ms
[2021-05-13 11:11:02] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 62 ms returned sat
[2021-05-13 11:11:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:06] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:11:06] [INFO ] [Real]Absence check using state equation in 4626 ms returned (error "Failed to check-sat")
[2021-05-13 11:11:07] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 45 ms returned sat
[2021-05-13 11:11:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:11] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:11:11] [INFO ] [Real]Absence check using state equation in 4653 ms returned (error "Failed to check-sat")
[2021-05-13 11:11:12] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2021-05-13 11:11:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:17] [INFO ] [Real]Absence check using state equation in 4676 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 11:11:17] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 45 ms returned sat
[2021-05-13 11:11:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:22] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:11:22] [INFO ] [Real]Absence check using state equation in 4609 ms returned (error "Failed to check-sat")
[2021-05-13 11:11:22] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 59 ms returned sat
[2021-05-13 11:11:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:27] [INFO ] [Real]Absence check using state equation in 4684 ms returned (error "Failed to check-sat")
[2021-05-13 11:11:27] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 97 ms returned sat
[2021-05-13 11:11:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:32] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (= s756 (- (+ t1991 t1994) t1992))") while checking expression at index 5
[2021-05-13 11:11:32] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 90 ms returned sat
[2021-05-13 11:11:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:37] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:11:37] [INFO ] [Real]Absence check using state equation in 4218 ms returned (error "Failed to check-sat")
[2021-05-13 11:11:37] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2021-05-13 11:11:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:39] [INFO ] [Real]Absence check using state equation in 1863 ms returned unsat
[2021-05-13 11:11:39] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 52 ms returned sat
[2021-05-13 11:11:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:44] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 11:11:44] [INFO ] [Real]Absence check using state equation in 4628 ms returned (error "Failed to check-sat")
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 29 out of 2584 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2891 edges and 2584 vertex of which 843 / 2584 are part of one of the 63 SCC in 23 ms
Free SCC test removed 780 places
Discarding 14 places :
Also discarding 10 output transitions
Drop transitions removed 10 transitions
Graph (complete) has 2418 edges and 1804 vertex of which 1790 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.12 ms
Drop transitions removed 962 transitions
Reduce isomorphic transitions removed 962 transitions.
Performed 1183 Post agglomeration using F-continuation condition.Transition count delta: 1183
Iterating post reduction 0 with 2145 rules applied. Total rules applied 2147 place count 1790 transition count 939
Reduce places removed 1183 places and 0 transitions.
Ensure Unique test removed 70 transitions
Reduce isomorphic transitions removed 70 transitions.
Performed 57 Post agglomeration using F-continuation condition.Transition count delta: 57
Iterating post reduction 1 with 1310 rules applied. Total rules applied 3457 place count 607 transition count 812
Reduce places removed 57 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 61 rules applied. Total rules applied 3518 place count 550 transition count 808
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 3519 place count 549 transition count 808
Performed 25 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 25 Pre rules applied. Total rules applied 3519 place count 549 transition count 783
Deduced a syphon composed of 25 places in 1 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 4 with 50 rules applied. Total rules applied 3569 place count 524 transition count 783
Symmetric choice reduction at 4 with 80 rule applications. Total rules 3649 place count 524 transition count 783
Deduced a syphon composed of 80 places in 3 ms
Reduce places removed 80 places and 80 transitions.
Iterating global reduction 4 with 160 rules applied. Total rules applied 3809 place count 444 transition count 703
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 7 Pre rules applied. Total rules applied 3809 place count 444 transition count 696
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 4 with 14 rules applied. Total rules applied 3823 place count 437 transition count 696
Symmetric choice reduction at 4 with 59 rule applications. Total rules 3882 place count 437 transition count 696
Deduced a syphon composed of 59 places in 1 ms
Reduce places removed 59 places and 59 transitions.
Iterating global reduction 4 with 118 rules applied. Total rules applied 4000 place count 378 transition count 637
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Iterating post reduction 4 with 34 rules applied. Total rules applied 4034 place count 378 transition count 603
Reduce places removed 17 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 5 with 27 rules applied. Total rules applied 4061 place count 361 transition count 593
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 4066 place count 356 transition count 593
Symmetric choice reduction at 7 with 20 rule applications. Total rules 4086 place count 356 transition count 593
Deduced a syphon composed of 20 places in 11 ms
Reduce places removed 20 places and 32 transitions.
Iterating global reduction 7 with 40 rules applied. Total rules applied 4126 place count 336 transition count 561
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 7 with 8 rules applied. Total rules applied 4134 place count 336 transition count 553
Symmetric choice reduction at 8 with 8 rule applications. Total rules 4142 place count 336 transition count 553
Deduced a syphon composed of 8 places in 10 ms
Reduce places removed 8 places and 16 transitions.
Iterating global reduction 8 with 16 rules applied. Total rules applied 4158 place count 328 transition count 537
Symmetric choice reduction at 8 with 3 rule applications. Total rules 4161 place count 328 transition count 537
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 6 transitions.
Iterating global reduction 8 with 6 rules applied. Total rules applied 4167 place count 325 transition count 531
Performed 153 Post agglomeration using F-continuation condition with reduction of 71 identical transitions.
Deduced a syphon composed of 153 places in 13 ms
Reduce places removed 153 places and 0 transitions.
Iterating global reduction 8 with 306 rules applied. Total rules applied 4473 place count 172 transition count 307
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 8 with 7 rules applied. Total rules applied 4480 place count 172 transition count 300
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 9 with 6 rules applied. Total rules applied 4486 place count 169 transition count 297
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 4492 place count 169 transition count 291
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 4496 place count 167 transition count 289
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 10 with 4 rules applied. Total rules applied 4500 place count 167 transition count 285
Performed 35 Post agglomeration using F-continuation condition with reduction of 17 identical transitions.
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 11 with 70 rules applied. Total rules applied 4570 place count 132 transition count 319
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 11 with 26 rules applied. Total rules applied 4596 place count 132 transition count 293
Symmetric choice reduction at 12 with 10 rule applications. Total rules 4606 place count 132 transition count 293
Deduced a syphon composed of 10 places in 1 ms
Reduce places removed 10 places and 28 transitions.
Iterating global reduction 12 with 20 rules applied. Total rules applied 4626 place count 122 transition count 265
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 4628 place count 122 transition count 263
Symmetric choice reduction at 13 with 1 rule applications. Total rules 4629 place count 122 transition count 263
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 5 transitions.
Iterating global reduction 13 with 2 rules applied. Total rules applied 4631 place count 121 transition count 258
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 13 with 2 rules applied. Total rules applied 4633 place count 121 transition count 256
Symmetric choice reduction at 14 with 1 rule applications. Total rules 4634 place count 121 transition count 256
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 2 rules applied. Total rules applied 4636 place count 120 transition count 255
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 4638 place count 120 transition count 253
Free-agglomeration rule applied 8 times.
Iterating global reduction 15 with 8 rules applied. Total rules applied 4646 place count 120 transition count 245
Reduce places removed 8 places and 0 transitions.
Drop transitions removed 3 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 15 with 12 rules applied. Total rules applied 4658 place count 112 transition count 241
Partial Free-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 16 with 6 rules applied. Total rules applied 4664 place count 112 transition count 241
Partial Post-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 16 with 6 rules applied. Total rules applied 4670 place count 112 transition count 241
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 16 with 5 rules applied. Total rules applied 4675 place count 112 transition count 236
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 17 with 4 rules applied. Total rules applied 4679 place count 112 transition count 232
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 17 with 2 rules applied. Total rules applied 4681 place count 111 transition count 231
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 4682 place count 110 transition count 230
Applied a total of 4682 rules in 881 ms. Remains 110 /2584 variables (removed 2474) and now considering 230/3094 (removed 2864) transitions.
Finished structural reductions, in 1 iterations. Remains : 110/2584 places, 230/3094 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 1423 ms. (steps per millisecond=702 ) properties seen :[1, 0, 1, 0, 1, 0, 1, 0]
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 587 ms. (steps per millisecond=1703 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 415 ms. (steps per millisecond=2409 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 1000000 steps, including 0 resets, run finished after 400 ms. (steps per millisecond=2500 ) properties seen :[0, 0, 0, 0]
Incomplete Best-First random walk after 1000000 steps, including 0 resets, run finished after 363 ms. (steps per millisecond=2754 ) properties seen :[1, 0, 1, 0]
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2021-05-13 11:11:48] [INFO ] Flow matrix only has 207 transitions (discarded 23 similar events)
// Phase 1: matrix 207 rows 110 cols
[2021-05-13 11:11:48] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-13 11:11:48] [INFO ] [Real]Absence check using 4 positive place invariants in 14 ms returned sat
[2021-05-13 11:11:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:48] [INFO ] [Real]Absence check using state equation in 104 ms returned sat
[2021-05-13 11:11:48] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:11:48] [INFO ] [Nat]Absence check using 4 positive place invariants in 10 ms returned sat
[2021-05-13 11:11:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:48] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2021-05-13 11:11:48] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-13 11:11:48] [INFO ] [Nat]Added 4 Read/Feed constraints in 7 ms returned sat
[2021-05-13 11:11:48] [INFO ] Computed and/alt/rep : 229/1327/206 causal constraints in 23 ms.
[2021-05-13 11:11:50] [INFO ] Added : 184 causal constraints over 37 iterations in 1356 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 30 ms.
[2021-05-13 11:11:50] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2021-05-13 11:11:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:50] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2021-05-13 11:11:50] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 11:11:50] [INFO ] [Nat]Absence check using 4 positive place invariants in 9 ms returned sat
[2021-05-13 11:11:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 11:11:50] [INFO ] [Nat]Absence check using state equation in 331 ms returned sat
[2021-05-13 11:11:50] [INFO ] [Nat]Added 4 Read/Feed constraints in 5 ms returned sat
[2021-05-13 11:11:50] [INFO ] Computed and/alt/rep : 229/1327/206 causal constraints in 22 ms.
[2021-05-13 11:11:52] [INFO ] Added : 140 causal constraints over 28 iterations in 2266 ms. Result :unsat
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Finished Parikh walk after 178 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=89 )
FORMULA CloudReconfiguration-PT-307-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
All properties solved without resorting to model-checking.

--------------------
content from stderr:

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-307"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="gold2020"
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 2-4028"
echo " Executing tool gold2020"
echo " Input is CloudReconfiguration-PT-307, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r056-oct2-162038334800263"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-307.tgz
mv CloudReconfiguration-PT-307 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;