Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r151-tall-162089151300227.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-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 gold2020
Input is Parking-PT-864, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r151-tall-162089151300227
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 808K
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 108K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 112K May 10 09:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Mar 28 16:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 28 16:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 28 16:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 28 16:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 27 06:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 06:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Mar 25 08:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 25 08:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 22 09:15 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 427K 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 Parking-PT-864-ReachabilityCardinality-00
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-01
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-02
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-03
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-04
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-05
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-06
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-07
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-08
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-09
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-10
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-11
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-12
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-13
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-14
FORMULA_NAME Parking-PT-864-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1621010467151

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-14 16:41:09] [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]
[2021-05-14 16:41:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-14 16:41:09] [INFO ] Load time of PNML (sax parser for PT used): 114 ms
[2021-05-14 16:41:09] [INFO ] Transformed 1185 places.
[2021-05-14 16:41:09] [INFO ] Transformed 1697 transitions.
[2021-05-14 16:41:09] [INFO ] Found NUPN structural information;
[2021-05-14 16:41:09] [INFO ] Parsed PT model containing 1185 places and 1697 transitions in 161 ms.
Ensure Unique test removed 688 transitions
Reduce redundant transitions removed 688 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 30 ms.
Working with output stream class java.io.PrintStream
FORMULA Parking-PT-864-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-864-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-864-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-864-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-864-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-864-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-864-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-864-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 38 resets, run finished after 170 ms. (steps per millisecond=58 ) properties seen :[0, 0, 0, 0, 1, 0, 1, 0]
FORMULA Parking-PT-864-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Parking-PT-864-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 68 ms. (steps per millisecond=147 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 52 ms. (steps per millisecond=192 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 61 ms. (steps per millisecond=163 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 36 ms. (steps per millisecond=277 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 35 ms. (steps per millisecond=285 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 35 ms. (steps per millisecond=285 ) properties seen :[0, 0, 0, 0, 0, 0]
// Phase 1: matrix 1009 rows 1185 cols
[2021-05-14 16:41:10] [INFO ] Computed 280 place invariants in 46 ms
[2021-05-14 16:41:10] [INFO ] [Real]Absence check using 272 positive place invariants in 203 ms returned sat
[2021-05-14 16:41:10] [INFO ] [Real]Absence check using 272 positive and 8 generalized place invariants in 6 ms returned sat
[2021-05-14 16:41:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:12] [INFO ] [Real]Absence check using state equation in 2428 ms returned sat
[2021-05-14 16:41:13] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:41:13] [INFO ] [Nat]Absence check using 272 positive place invariants in 173 ms returned sat
[2021-05-14 16:41:13] [INFO ] [Nat]Absence check using 272 positive and 8 generalized place invariants in 6 ms returned sat
[2021-05-14 16:41:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:15] [INFO ] [Nat]Absence check using state equation in 2411 ms returned sat
[2021-05-14 16:41:15] [INFO ] State equation strengthened by 248 read => feed constraints.
[2021-05-14 16:41:15] [INFO ] [Nat]Added 248 Read/Feed constraints in 36 ms returned sat
[2021-05-14 16:41:15] [INFO ] Computed and/alt/rep : 1008/4080/1008 causal constraints in 57 ms.
[2021-05-14 16:41:18] [INFO ] Added : 195 causal constraints over 39 iterations in 2111 ms. Result :(error "Solver has unexpectedly terminated")
[2021-05-14 16:41:18] [INFO ] [Real]Absence check using 272 positive place invariants in 175 ms returned sat
[2021-05-14 16:41:18] [INFO ] [Real]Absence check using 272 positive and 8 generalized place invariants in 6 ms returned sat
[2021-05-14 16:41:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:20] [INFO ] [Real]Absence check using state equation in 2411 ms returned sat
[2021-05-14 16:41:20] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:41:21] [INFO ] [Nat]Absence check using 272 positive place invariants in 163 ms returned sat
[2021-05-14 16:41:21] [INFO ] [Nat]Absence check using 272 positive and 8 generalized place invariants in 5 ms returned sat
[2021-05-14 16:41:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:23] [INFO ] [Nat]Absence check using state equation in 2339 ms returned sat
[2021-05-14 16:41:23] [INFO ] [Nat]Added 248 Read/Feed constraints in 34 ms returned sat
[2021-05-14 16:41:23] [INFO ] Computed and/alt/rep : 1008/4080/1008 causal constraints in 78 ms.
[2021-05-14 16:41:25] [INFO ] Added : 220 causal constraints over 44 iterations in 2294 ms. Result :unknown
[2021-05-14 16:41:26] [INFO ] [Real]Absence check using 272 positive place invariants in 178 ms returned sat
[2021-05-14 16:41:26] [INFO ] [Real]Absence check using 272 positive and 8 generalized place invariants in 6 ms returned sat
[2021-05-14 16:41:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:28] [INFO ] [Real]Absence check using state equation in 2361 ms returned sat
[2021-05-14 16:41:28] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:41:28] [INFO ] [Nat]Absence check using 272 positive place invariants in 179 ms returned sat
[2021-05-14 16:41:28] [INFO ] [Nat]Absence check using 272 positive and 8 generalized place invariants in 6 ms returned sat
[2021-05-14 16:41:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:31] [INFO ] [Nat]Absence check using state equation in 2362 ms returned sat
[2021-05-14 16:41:31] [INFO ] [Nat]Added 248 Read/Feed constraints in 46 ms returned sat
[2021-05-14 16:41:31] [INFO ] Deduced a trap composed of 60 places in 105 ms
[2021-05-14 16:41:31] [INFO ] Deduced a trap composed of 60 places in 46 ms
[2021-05-14 16:41:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 276 ms
[2021-05-14 16:41:31] [INFO ] Computed and/alt/rep : 1008/4080/1008 causal constraints in 85 ms.
[2021-05-14 16:41:33] [INFO ] Added : 165 causal constraints over 33 iterations in 1992 ms. Result :(error "Solver has unexpectedly terminated")
[2021-05-14 16:41:33] [INFO ] [Real]Absence check using 272 positive place invariants in 179 ms returned sat
[2021-05-14 16:41:33] [INFO ] [Real]Absence check using 272 positive and 8 generalized place invariants in 6 ms returned sat
[2021-05-14 16:41:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:36] [INFO ] [Real]Absence check using state equation in 2321 ms returned sat
[2021-05-14 16:41:36] [INFO ] [Real]Added 248 Read/Feed constraints in 26 ms returned sat
[2021-05-14 16:41:36] [INFO ] Computed and/alt/rep : 1008/4080/1008 causal constraints in 61 ms.
[2021-05-14 16:41:36] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:41:36] [INFO ] [Nat]Absence check using 272 positive place invariants in 176 ms returned sat
[2021-05-14 16:41:36] [INFO ] [Nat]Absence check using 272 positive and 8 generalized place invariants in 6 ms returned sat
[2021-05-14 16:41:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:39] [INFO ] [Nat]Absence check using state equation in 2374 ms returned sat
[2021-05-14 16:41:39] [INFO ] [Nat]Added 248 Read/Feed constraints in 35 ms returned sat
[2021-05-14 16:41:39] [INFO ] Deduced a trap composed of 68 places in 52 ms
[2021-05-14 16:41:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 120 ms
[2021-05-14 16:41:39] [INFO ] Computed and/alt/rep : 1008/4080/1008 causal constraints in 64 ms.
[2021-05-14 16:41:41] [INFO ] Added : 200 causal constraints over 40 iterations in 2147 ms. Result :unknown
[2021-05-14 16:41:41] [INFO ] [Real]Absence check using 272 positive place invariants in 172 ms returned sat
[2021-05-14 16:41:41] [INFO ] [Real]Absence check using 272 positive and 8 generalized place invariants in 6 ms returned sat
[2021-05-14 16:41:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:44] [INFO ] [Real]Absence check using state equation in 2385 ms returned sat
[2021-05-14 16:41:44] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:41:44] [INFO ] [Nat]Absence check using 272 positive place invariants in 163 ms returned sat
[2021-05-14 16:41:44] [INFO ] [Nat]Absence check using 272 positive and 8 generalized place invariants in 5 ms returned sat
[2021-05-14 16:41:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:46] [INFO ] [Nat]Absence check using state equation in 2354 ms returned sat
[2021-05-14 16:41:46] [INFO ] [Nat]Added 248 Read/Feed constraints in 35 ms returned sat
[2021-05-14 16:41:46] [INFO ] Deduced a trap composed of 60 places in 40 ms
[2021-05-14 16:41:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 110 ms
[2021-05-14 16:41:47] [INFO ] Computed and/alt/rep : 1008/4080/1008 causal constraints in 54 ms.
[2021-05-14 16:41:49] [INFO ] Added : 215 causal constraints over 43 iterations in 2188 ms. Result :unknown
[2021-05-14 16:41:49] [INFO ] [Real]Absence check using 272 positive place invariants in 173 ms returned sat
[2021-05-14 16:41:49] [INFO ] [Real]Absence check using 272 positive and 8 generalized place invariants in 5 ms returned sat
[2021-05-14 16:41:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:51] [INFO ] [Real]Absence check using state equation in 2391 ms returned sat
[2021-05-14 16:41:51] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:41:52] [INFO ] [Nat]Absence check using 272 positive place invariants in 171 ms returned sat
[2021-05-14 16:41:52] [INFO ] [Nat]Absence check using 272 positive and 8 generalized place invariants in 5 ms returned sat
[2021-05-14 16:41:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:41:54] [INFO ] [Nat]Absence check using state equation in 2363 ms returned sat
[2021-05-14 16:41:54] [INFO ] [Nat]Added 248 Read/Feed constraints in 34 ms returned sat
[2021-05-14 16:41:54] [INFO ] Deduced a trap composed of 68 places in 94 ms
[2021-05-14 16:41:54] [INFO ] Deduced a trap composed of 60 places in 38 ms
[2021-05-14 16:41:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 237 ms
[2021-05-14 16:41:54] [INFO ] Computed and/alt/rep : 1008/4080/1008 causal constraints in 56 ms.
[2021-05-14 16:41:56] [INFO ] Added : 200 causal constraints over 40 iterations in 2056 ms. Result :(error "Failed to check-sat")
Incomplete Parikh walk after 116700 steps, including 341 resets, run finished after 1662 ms. (steps per millisecond=70 ) properties seen :[0, 0, 0, 0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 119100 steps, including 343 resets, run finished after 1588 ms. (steps per millisecond=75 ) properties seen :[0, 0, 0, 0, 1, 0] could not realise parikh vector
FORMULA Parking-PT-864-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 119000 steps, including 343 resets, run finished after 1591 ms. (steps per millisecond=74 ) properties seen :[1, 0, 0, 0, 0] could not realise parikh vector
FORMULA Parking-PT-864-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 22 out of 1185 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1185/1185 places, 1009/1009 transitions.
Performed 32 Post agglomeration using F-continuation condition.Transition count delta: 32
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 1185 transition count 977
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 64 place count 1153 transition count 977
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 31 Pre rules applied. Total rules applied 64 place count 1153 transition count 946
Deduced a syphon composed of 31 places in 2 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 2 with 62 rules applied. Total rules applied 126 place count 1122 transition count 946
Symmetric choice reduction at 2 with 8 rule applications. Total rules 134 place count 1122 transition count 946
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 8 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 150 place count 1114 transition count 938
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 38
Deduced a syphon composed of 38 places in 1 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 226 place count 1076 transition count 900
Free-agglomeration rule applied 187 times.
Iterating global reduction 2 with 187 rules applied. Total rules applied 413 place count 1076 transition count 713
Reduce places removed 187 places and 0 transitions.
Discarding 103 places :
Also discarding 74 output transitions
Drop transitions removed 74 transitions
Graph (complete) has 1859 edges and 889 vertex of which 786 are kept as prefixes of interest. Removing 103 places using SCC suffix rule.32 ms
Iterating post reduction 2 with 188 rules applied. Total rules applied 601 place count 786 transition count 639
Drop transitions removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 3 with 14 rules applied. Total rules applied 615 place count 786 transition count 625
Applied a total of 615 rules in 441 ms. Remains 786 /1185 variables (removed 399) and now considering 625/1009 (removed 384) transitions.
Finished structural reductions, in 1 iterations. Remains : 786/1185 places, 625/1009 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 5668 ms. (steps per millisecond=176 ) properties seen :[0, 0, 1, 0]
FORMULA Parking-PT-864-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3523 ms. (steps per millisecond=283 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000000 steps, including 0 resets, run finished after 3538 ms. (steps per millisecond=282 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3321 ms. (steps per millisecond=301 ) properties seen :[0, 0, 0]
// Phase 1: matrix 625 rows 786 cols
[2021-05-14 16:42:18] [INFO ] Computed 252 place invariants in 11 ms
[2021-05-14 16:42:18] [INFO ] [Real]Absence check using 245 positive place invariants in 123 ms returned sat
[2021-05-14 16:42:18] [INFO ] [Real]Absence check using 245 positive and 7 generalized place invariants in 5 ms returned sat
[2021-05-14 16:42:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:42:19] [INFO ] [Real]Absence check using state equation in 1034 ms returned sat
[2021-05-14 16:42:19] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:42:19] [INFO ] [Nat]Absence check using 245 positive place invariants in 165 ms returned sat
[2021-05-14 16:42:19] [INFO ] [Nat]Absence check using 245 positive and 7 generalized place invariants in 4 ms returned sat
[2021-05-14 16:42:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:42:20] [INFO ] [Nat]Absence check using state equation in 984 ms returned sat
[2021-05-14 16:42:20] [INFO ] State equation strengthened by 480 read => feed constraints.
[2021-05-14 16:42:20] [INFO ] [Nat]Added 480 Read/Feed constraints in 42 ms returned sat
[2021-05-14 16:42:20] [INFO ] Computed and/alt/rep : 624/2476/624 causal constraints in 57 ms.
[2021-05-14 16:42:25] [INFO ] Added : 624 causal constraints over 125 iterations in 4872 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 25 ms.
[2021-05-14 16:42:26] [INFO ] [Real]Absence check using 245 positive place invariants in 160 ms returned sat
[2021-05-14 16:42:26] [INFO ] [Real]Absence check using 245 positive and 7 generalized place invariants in 5 ms returned sat
[2021-05-14 16:42:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:42:27] [INFO ] [Real]Absence check using state equation in 1063 ms returned sat
[2021-05-14 16:42:27] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:42:27] [INFO ] [Nat]Absence check using 245 positive place invariants in 130 ms returned sat
[2021-05-14 16:42:27] [INFO ] [Nat]Absence check using 245 positive and 7 generalized place invariants in 5 ms returned sat
[2021-05-14 16:42:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:42:28] [INFO ] [Nat]Absence check using state equation in 1091 ms returned sat
[2021-05-14 16:42:28] [INFO ] [Nat]Added 480 Read/Feed constraints in 43 ms returned sat
[2021-05-14 16:42:28] [INFO ] Computed and/alt/rep : 624/2476/624 causal constraints in 41 ms.
[2021-05-14 16:42:33] [INFO ] Added : 624 causal constraints over 125 iterations in 4856 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 26 ms.
[2021-05-14 16:42:33] [INFO ] [Real]Absence check using 245 positive place invariants in 118 ms returned sat
[2021-05-14 16:42:33] [INFO ] [Real]Absence check using 245 positive and 7 generalized place invariants in 4 ms returned sat
[2021-05-14 16:42:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-14 16:42:34] [INFO ] [Real]Absence check using state equation in 995 ms returned sat
[2021-05-14 16:42:34] [INFO ] Solution in real domain found non-integer solution.
[2021-05-14 16:42:35] [INFO ] [Nat]Absence check using 245 positive place invariants in 115 ms returned sat
[2021-05-14 16:42:35] [INFO ] [Nat]Absence check using 245 positive and 7 generalized place invariants in 3 ms returned sat
[2021-05-14 16:42:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-14 16:42:36] [INFO ] [Nat]Absence check using state equation in 1000 ms returned sat
[2021-05-14 16:42:36] [INFO ] [Nat]Added 480 Read/Feed constraints in 35 ms returned sat
[2021-05-14 16:42:36] [INFO ] Computed and/alt/rep : 624/2476/624 causal constraints in 32 ms.
[2021-05-14 16:42:40] [INFO ] Added : 624 causal constraints over 125 iterations in 4525 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 21 ms.
Incomplete Parikh walk after 85200 steps, including 225 resets, run finished after 630 ms. (steps per millisecond=135 ) properties seen :[0, 0, 1] could not realise parikh vector
FORMULA Parking-PT-864-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 80300 steps, including 205 resets, run finished after 587 ms. (steps per millisecond=136 ) properties seen :[0, 1] could not realise parikh vector
FORMULA Parking-PT-864-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 83600 steps, including 190 resets, run finished after 603 ms. (steps per millisecond=138 ) properties seen :[0] could not realise parikh vector
Support contains 6 out of 786 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 786/786 places, 625/625 transitions.
Discarding 321 places :
Also discarding 240 output transitions
Drop transitions removed 240 transitions
Graph (complete) has 1636 edges and 786 vertex of which 465 are kept as prefixes of interest. Removing 321 places using SCC suffix rule.2 ms
Drop transitions removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 25 place count 465 transition count 361
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 25 place count 465 transition count 360
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 27 place count 464 transition count 360
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 1 with 2 rules applied. Total rules applied 29 place count 463 transition count 359
Free-agglomeration rule applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 32 place count 463 transition count 356
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 35 place count 460 transition count 356
Applied a total of 35 rules in 58 ms. Remains 460 /786 variables (removed 326) and now considering 356/625 (removed 269) transitions.
Finished structural reductions, in 1 iterations. Remains : 460/786 places, 356/625 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 3890 ms. (steps per millisecond=257 ) properties seen :[0]
Finished Best-First random walk after 10319 steps, including 0 resets, run visited all 1 properties in 25 ms. (steps per millisecond=412 )
FORMULA Parking-PT-864-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_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="Parking-PT-864"
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 Parking-PT-864, 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 r151-tall-162089151300227"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-864.tgz
mv Parking-PT-864 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 ;