Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r168-smll-158987806500311.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
..............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is CloudDeployment-PT-4b, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-smll-158987806500311
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 760K
-rw-r--r-- 1 mcc users 3.2K Mar 30 01:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 30 01:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 15:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 11K Mar 28 15:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K Apr 8 14:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 8 14:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 27 08:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 27 08:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 26 07:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 26 07:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 28 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 591K Mar 24 05:37 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 CloudDeployment-PT-4b-ReachabilityFireability-00
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-01
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-02
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-03
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-04
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-05
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-06
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-07
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-08
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-09
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-10
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-11
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-12
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-13
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-14
FORMULA_NAME CloudDeployment-PT-4b-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591285147578

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 15:39:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-04 15:39:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 15:39:10] [INFO ] Load time of PNML (sax parser for PT used): 259 ms
[2020-06-04 15:39:10] [INFO ] Transformed 1182 places.
[2020-06-04 15:39:11] [INFO ] Transformed 1824 transitions.
[2020-06-04 15:39:11] [INFO ] Found NUPN structural information;
[2020-06-04 15:39:11] [INFO ] Parsed PT model containing 1182 places and 1824 transitions in 342 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 98 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 78 resets, run finished after 145 ms. (steps per millisecond=68 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0]
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 12 resets, run finished after 28 ms. (steps per millisecond=357 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 49 ms. (steps per millisecond=204 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 10 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 41 ms. (steps per millisecond=243 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 65 ms. (steps per millisecond=153 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0]
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 34 ms. (steps per millisecond=294 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 82 ms. (steps per millisecond=121 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 28 ms. (steps per millisecond=357 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 71 ms. (steps per millisecond=140 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 10 resets, run finished after 17 ms. (steps per millisecond=588 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 1824 rows 1182 cols
[2020-06-04 15:39:11] [INFO ] Computed 17 place invariants in 102 ms
[2020-06-04 15:39:12] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 113 ms returned sat
[2020-06-04 15:39:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:16] [INFO ] [Real]Absence check using state equation in 4377 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 15:39:17] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 110 ms returned sat
[2020-06-04 15:39:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:21] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 15:39:21] [INFO ] [Real]Absence check using state equation in 4506 ms returned (error "Failed to check-sat")
[2020-06-04 15:39:22] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 118 ms returned sat
[2020-06-04 15:39:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:23] [INFO ] [Real]Absence check using state equation in 551 ms returned unsat
[2020-06-04 15:39:23] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 110 ms returned sat
[2020-06-04 15:39:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 15:39:28] [INFO ] [Real]Absence check using state equation in 4536 ms returned (error "Failed to check-sat")
[2020-06-04 15:39:28] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 115 ms returned sat
[2020-06-04 15:39:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:29] [INFO ] [Real]Absence check using state equation in 554 ms returned unsat
[2020-06-04 15:39:29] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 123 ms returned sat
[2020-06-04 15:39:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:34] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 15:39:34] [INFO ] [Real]Absence check using state equation in 4542 ms returned (error "Failed to check-sat")
[2020-06-04 15:39:34] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 111 ms returned sat
[2020-06-04 15:39:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 15:39:39] [INFO ] [Real]Absence check using state equation in 4550 ms returned (error "Failed to check-sat")
[2020-06-04 15:39:39] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 112 ms returned sat
[2020-06-04 15:39:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:44] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 15:39:44] [INFO ] [Real]Absence check using state equation in 4580 ms returned (error "Failed to check-sat")
[2020-06-04 15:39:44] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 78 ms returned sat
[2020-06-04 15:39:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:44] [INFO ] [Real]Absence check using state equation in 454 ms returned unsat
[2020-06-04 15:39:45] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 118 ms returned sat
[2020-06-04 15:39:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:45] [INFO ] [Real]Absence check using state equation in 540 ms returned unsat
[2020-06-04 15:39:46] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 114 ms returned sat
[2020-06-04 15:39:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 15:39:50] [INFO ] [Real]Absence check using state equation in 4566 ms returned (error "Failed to check-sat")
[2020-06-04 15:39:51] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 107 ms returned sat
[2020-06-04 15:39:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:39:55] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 15:39:55] [INFO ] [Real]Absence check using state equation in 4608 ms returned (error "Failed to check-sat")
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 53 out of 1182 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1182/1182 places, 1824/1824 transitions.
Graph (trivial) has 1107 edges and 1182 vertex of which 194 / 1182 are part of one of the 22 SCC in 14 ms
Free SCC test removed 172 places
Discarding 7 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Graph (complete) has 2514 edges and 1010 vertex of which 1003 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.18 ms
Drop transitions removed 213 transitions
Reduce isomorphic transitions removed 213 transitions.
Performed 489 Post agglomeration using F-continuation condition.Transition count delta: 489
Iterating post reduction 0 with 702 rules applied. Total rules applied 704 place count 1003 transition count 1119
Reduce places removed 489 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 501 rules applied. Total rules applied 1205 place count 514 transition count 1107
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 1209 place count 510 transition count 1107
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 20 Pre rules applied. Total rules applied 1209 place count 510 transition count 1087
Deduced a syphon composed of 20 places in 5 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 40 rules applied. Total rules applied 1249 place count 490 transition count 1087
Symmetric choice reduction at 3 with 164 rule applications. Total rules 1413 place count 490 transition count 1087
Deduced a syphon composed of 164 places in 2 ms
Reduce places removed 164 places and 164 transitions.
Iterating global reduction 3 with 328 rules applied. Total rules applied 1741 place count 326 transition count 923
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 14 rules applied. Total rules applied 1755 place count 326 transition count 909
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 1756 place count 325 transition count 909
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 14 Pre rules applied. Total rules applied 1756 place count 325 transition count 895
Deduced a syphon composed of 14 places in 2 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 5 with 28 rules applied. Total rules applied 1784 place count 311 transition count 895
Symmetric choice reduction at 5 with 2 rule applications. Total rules 1786 place count 311 transition count 895
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 1790 place count 309 transition count 893
Symmetric choice reduction at 5 with 1 rule applications. Total rules 1791 place count 309 transition count 893
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 1793 place count 308 transition count 892
Performed 71 Post agglomeration using F-continuation condition.Transition count delta: 71
Deduced a syphon composed of 71 places in 0 ms
Reduce places removed 71 places and 0 transitions.
Iterating global reduction 5 with 142 rules applied. Total rules applied 1935 place count 237 transition count 821
Performed 35 Post agglomeration using F-continuation condition with reduction of 58 identical transitions.
Deduced a syphon composed of 35 places in 2 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 5 with 70 rules applied. Total rules applied 2005 place count 202 transition count 954
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 2008 place count 202 transition count 951
Free-agglomeration rule applied 24 times.
Iterating global reduction 6 with 24 rules applied. Total rules applied 2032 place count 202 transition count 927
Reduce places removed 24 places and 0 transitions.
Drop transitions removed 4 transitions
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 6 with 37 rules applied. Total rules applied 2069 place count 178 transition count 914
Partial Free-agglomeration rule applied 9 times.
Drop transitions removed 9 transitions
Iterating global reduction 7 with 9 rules applied. Total rules applied 2078 place count 178 transition count 914
Partial Post-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 7 with 5 rules applied. Total rules applied 2083 place count 178 transition count 914
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 7 with 4 rules applied. Total rules applied 2087 place count 178 transition count 910
Drop transitions removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 8 with 40 rules applied. Total rules applied 2127 place count 178 transition count 870
Applied a total of 2127 rules in 672 ms. Remains 178 /1182 variables (removed 1004) and now considering 870/1824 (removed 954) transitions.
Finished structural reductions, in 1 iterations. Remains : 178/1182 places, 870/1824 transitions.
Incomplete random walk after 1000000 steps, including 15777 resets, run finished after 5030 ms. (steps per millisecond=198 ) properties seen :[1, 1, 1, 1, 1, 0, 1, 1]
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 1005 resets, run finished after 1675 ms. (steps per millisecond=597 ) properties seen :[0]
[2020-06-04 15:40:03] [INFO ] Flow matrix only has 782 transitions (discarded 88 similar events)
// Phase 1: matrix 782 rows 178 cols
[2020-06-04 15:40:03] [INFO ] Computed 16 place invariants in 18 ms
[2020-06-04 15:40:03] [INFO ] [Real]Absence check using 0 positive and 16 generalized place invariants in 16 ms returned sat
[2020-06-04 15:40:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:40:04] [INFO ] [Real]Absence check using state equation in 643 ms returned sat
[2020-06-04 15:40:04] [INFO ] State equation strengthened by 109 read => feed constraints.
[2020-06-04 15:40:04] [INFO ] [Real]Added 109 Read/Feed constraints in 116 ms returned sat
[2020-06-04 15:40:04] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 15:40:04] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 57 ms returned sat
[2020-06-04 15:40:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 15:40:05] [INFO ] [Nat]Absence check using state equation in 683 ms returned sat
[2020-06-04 15:40:05] [INFO ] [Nat]Added 109 Read/Feed constraints in 129 ms returned sat
[2020-06-04 15:40:05] [INFO ] Computed and/alt/rep : 869/21956/781 causal constraints in 182 ms.
[2020-06-04 15:40:09] [INFO ] Added : 220 causal constraints over 44 iterations in 4698 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 66 ms.
Incomplete Parikh walk after 40200 steps, including 452 resets, run finished after 428 ms. (steps per millisecond=93 ) properties seen :[0] could not realise parikh vector
Support contains 26 out of 178 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 178/178 places, 870/870 transitions.
Graph (trivial) has 104 edges and 178 vertex of which 31 / 178 are part of one of the 13 SCC in 1 ms
Free SCC test removed 18 places
Drop transitions removed 34 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 35 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 0 with 38 rules applied. Total rules applied 39 place count 160 transition count 832
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 42 place count 157 transition count 832
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 42 place count 157 transition count 830
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 46 place count 155 transition count 830
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 47 place count 155 transition count 829
Symmetric choice reduction at 3 with 1 rule applications. Total rules 48 place count 155 transition count 829
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 50 place count 154 transition count 828
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 58 place count 150 transition count 824
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 62 place count 150 transition count 820
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -18
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 68 place count 147 transition count 838
Drop transitions removed 1 transitions
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 4 with 13 rules applied. Total rules applied 81 place count 147 transition count 825
Free-agglomeration rule applied 19 times with reduction of 6 identical transitions.
Iterating global reduction 5 with 19 rules applied. Total rules applied 100 place count 147 transition count 800
Reduce places removed 19 places and 0 transitions.
Drop transitions removed 32 transitions
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 5 with 69 rules applied. Total rules applied 169 place count 128 transition count 750
Symmetric choice reduction at 6 with 2 rule applications. Total rules 171 place count 128 transition count 750
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 12 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 175 place count 126 transition count 738
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 177 place count 126 transition count 736
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 178 place count 126 transition count 736
Drop transitions removed 94 transitions
Redundant transition composition rules discarded 94 transitions
Iterating global reduction 7 with 94 rules applied. Total rules applied 272 place count 126 transition count 642
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 273 place count 126 transition count 642
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 274 place count 126 transition count 641
Applied a total of 274 rules in 186 ms. Remains 126 /178 variables (removed 52) and now considering 641/870 (removed 229) transitions.
Finished structural reductions, in 1 iterations. Remains : 126/178 places, 641/870 transitions.
Incomplete random walk after 1000000 steps, including 37534 resets, run finished after 5255 ms. (steps per millisecond=190 ) properties seen :[0]
Incomplete Best-First random walk after 1000001 steps, including 3995 resets, run finished after 1745 ms. (steps per millisecond=573 ) properties seen :[0]
Interrupted probabilistic random walk after 14145331 steps, run timeout after 30001 ms. (steps per millisecond=471 ) properties seen :[0]
Probabilistic random walk after 14145331 steps, saw 1774436 distinct states, run finished after 30001 ms. (steps per millisecond=471 ) properties seen :[0]
[2020-06-04 15:40:47] [INFO ] Flow matrix only has 498 transitions (discarded 143 similar events)
// Phase 1: matrix 498 rows 126 cols
[2020-06-04 15:40:47] [INFO ] Computed 16 place invariants in 6 ms
[2020-06-04 15:40:47] [INFO ] [Real]Absence check using 0 positive and 16 generalized place invariants in 13 ms returned sat
[2020-06-04 15:40:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 15:40:48] [INFO ] [Real]Absence check using state equation in 235 ms returned sat
[2020-06-04 15:40:48] [INFO ] State equation strengthened by 127 read => feed constraints.
[2020-06-04 15:40:48] [INFO ] [Real]Added 127 Read/Feed constraints in 46 ms returned sat
[2020-06-04 15:40:48] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 15:40:48] [INFO ] [Nat]Absence check using 0 positive and 16 generalized place invariants in 46 ms returned sat
[2020-06-04 15:40:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 15:40:48] [INFO ] [Nat]Absence check using state equation in 308 ms returned sat
[2020-06-04 15:40:48] [INFO ] [Nat]Added 127 Read/Feed constraints in 55 ms returned sat
[2020-06-04 15:40:48] [INFO ] Computed and/alt/rep : 640/8261/497 causal constraints in 82 ms.
[2020-06-04 15:40:49] [INFO ] Added : 79 causal constraints over 16 iterations in 884 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 18 ms.
Finished Parikh walk after 125 steps, including 1 resets, run visited all 1 properties in 1 ms. (steps per millisecond=125 )
FORMULA CloudDeployment-PT-4b-ReachabilityFireability-07 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="CloudDeployment-PT-4b"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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 itslola"
echo " Input is CloudDeployment-PT-4b, 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 r168-smll-158987806500311"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-4b.tgz
mv CloudDeployment-PT-4b 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 ;