fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r037-tajo-162038176900099
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for BridgeAndVehicles-PT-V20P10N50

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
4327.899 3600000.00 243822.00 167.80 FFTTFTTF?TFFFTTT normal

Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2021-input.r037-tajo-162038176900099.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/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 BridgeAndVehicles-PT-V20P10N50, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r037-tajo-162038176900099
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 14M
-rw-r--r-- 1 mcc users 58K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 292K May 10 09:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0M May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 7.5M 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 6.4K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 6.8K Mar 28 15:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 35K Mar 28 15:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 230K Mar 28 15:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 673K Mar 28 15:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.4K Mar 23 02:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 33K Mar 23 02:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 147K Mar 22 11:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 418K Mar 22 11:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.4K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 10 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 2.5M 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 BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-00
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-01
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-02
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-03
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-04
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-05
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-06
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-07
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-08
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-09
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-10
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-11
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-12
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-13
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-14
FORMULA_NAME BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1620929611493

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 18:13:33] [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 18:13:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 18:13:34] [INFO ] Load time of PNML (sax parser for PT used): 313 ms
[2021-05-13 18:13:34] [INFO ] Transformed 108 places.
[2021-05-13 18:13:34] [INFO ] Transformed 2228 transitions.
[2021-05-13 18:13:34] [INFO ] Parsed PT model containing 108 places and 2228 transitions in 428 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 87 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 57 resets, run finished after 195 ms. (steps per millisecond=51 ) properties seen :[0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0]
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 17 resets, run finished after 53 ms. (steps per millisecond=188 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 40 ms. (steps per millisecond=250 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 23 resets, run finished after 46 ms. (steps per millisecond=217 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 47 ms. (steps per millisecond=212 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 43 ms. (steps per millisecond=232 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 35 ms. (steps per millisecond=285 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 36 ms. (steps per millisecond=277 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 33 ms. (steps per millisecond=303 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 22 resets, run finished after 40 ms. (steps per millisecond=250 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 36 ms. (steps per millisecond=277 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 34 ms. (steps per millisecond=294 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
[2021-05-13 18:13:35] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
// Phase 1: matrix 290 rows 108 cols
[2021-05-13 18:13:35] [INFO ] Computed 7 place invariants in 13 ms
[2021-05-13 18:13:35] [INFO ] [Real]Absence check using 7 positive place invariants in 16 ms returned unsat
[2021-05-13 18:13:35] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned unsat
[2021-05-13 18:13:35] [INFO ] [Real]Absence check using 7 positive place invariants in 9 ms returned unsat
[2021-05-13 18:13:35] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned unsat
[2021-05-13 18:13:35] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2021-05-13 18:13:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 18:13:35] [INFO ] [Real]Absence check using state equation in 109 ms returned sat
[2021-05-13 18:13:35] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 18:13:35] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2021-05-13 18:13:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 18:13:35] [INFO ] [Nat]Absence check using state equation in 80 ms returned sat
[2021-05-13 18:13:35] [INFO ] State equation strengthened by 102 read => feed constraints.
[2021-05-13 18:13:35] [INFO ] [Nat]Added 102 Read/Feed constraints in 23 ms returned sat
[2021-05-13 18:13:36] [INFO ] Computed and/alt/rep : 2225/114389/287 causal constraints in 240 ms.
[2021-05-13 18:13:40] [INFO ] Added : 200 causal constraints over 40 iterations in 4797 ms. Result :(error "Solver has unexpectedly terminated")
[2021-05-13 18:13:40] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned unsat
[2021-05-13 18:13:40] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned unsat
[2021-05-13 18:13:40] [INFO ] [Real]Absence check using 7 positive place invariants in 7 ms returned unsat
[2021-05-13 18:13:40] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned unsat
[2021-05-13 18:13:40] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2021-05-13 18:13:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 18:13:40] [INFO ] [Real]Absence check using state equation in 189 ms returned sat
[2021-05-13 18:13:40] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 18:13:40] [INFO ] [Nat]Absence check using 7 positive place invariants in 10 ms returned unsat
[2021-05-13 18:13:40] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned unsat
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-13 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V20P10N50-ReachabilityCardinality-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 2 out of 108 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 108/108 places, 2228/2228 transitions.
Discarding 2 places :
Also discarding 0 output transitions
Graph (complete) has 882 edges and 108 vertex of which 106 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.20 ms
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 105 transition count 2227
Applied a total of 3 rules in 524 ms. Remains 105 /108 variables (removed 3) and now considering 2227/2228 (removed 1) transitions.
[2021-05-13 18:13:41] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 105 cols
[2021-05-13 18:13:41] [INFO ] Computed 5 place invariants in 4 ms
[2021-05-13 18:13:42] [INFO ] Dead Transitions using invariants and state equation in 1355 ms returned []
Finished structural reductions, in 1 iterations. Remains : 105/108 places, 2227/2228 transitions.
Incomplete random walk after 1000000 steps, including 6685 resets, run finished after 7434 ms. (steps per millisecond=134 ) properties seen :[0]
Incomplete Best-First random walk after 1000001 steps, including 2881 resets, run finished after 2817 ms. (steps per millisecond=354 ) properties seen :[0]
Interrupted probabilistic random walk after 4827939 steps, run timeout after 30001 ms. (steps per millisecond=160 ) properties seen :[0]
Probabilistic random walk after 4827939 steps, saw 1150098 distinct states, run finished after 30003 ms. (steps per millisecond=160 ) properties seen :[0]
[2021-05-13 18:14:23] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 105 cols
[2021-05-13 18:14:23] [INFO ] Computed 5 place invariants in 2 ms
[2021-05-13 18:14:23] [INFO ] [Real]Absence check using 5 positive place invariants in 30 ms returned sat
[2021-05-13 18:14:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 18:14:23] [INFO ] [Real]Absence check using state equation in 308 ms returned sat
[2021-05-13 18:14:23] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 18:14:23] [INFO ] [Nat]Absence check using 5 positive place invariants in 10 ms returned sat
[2021-05-13 18:14:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 18:14:23] [INFO ] [Nat]Absence check using state equation in 104 ms returned sat
[2021-05-13 18:14:23] [INFO ] State equation strengthened by 102 read => feed constraints.
[2021-05-13 18:14:23] [INFO ] [Nat]Added 102 Read/Feed constraints in 81 ms returned sat
[2021-05-13 18:14:23] [INFO ] Computed and/alt/rep : 2224/114369/286 causal constraints in 92 ms.
[2021-05-13 18:14:39] [INFO ] Added : 245 causal constraints over 49 iterations in 15629 ms. Result :unknown
Incomplete Parikh walk after 1043900 steps, including 7913 resets, run finished after 10011 ms. (steps per millisecond=104 ) properties seen :[0] could not realise parikh vector
Support contains 2 out of 105 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 105/105 places, 2227/2227 transitions.
Applied a total of 0 rules in 382 ms. Remains 105 /105 variables (removed 0) and now considering 2227/2227 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 105/105 places, 2227/2227 transitions.
Starting structural reductions, iteration 0 : 105/105 places, 2227/2227 transitions.
Applied a total of 0 rules in 325 ms. Remains 105 /105 variables (removed 0) and now considering 2227/2227 (removed 0) transitions.
[2021-05-13 18:14:50] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 105 cols
[2021-05-13 18:14:50] [INFO ] Computed 5 place invariants in 2 ms
[2021-05-13 18:14:50] [INFO ] Implicit Places using invariants in 412 ms returned []
[2021-05-13 18:14:50] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 105 cols
[2021-05-13 18:14:50] [INFO ] Computed 5 place invariants in 1 ms
[2021-05-13 18:14:50] [INFO ] State equation strengthened by 102 read => feed constraints.
[2021-05-13 18:14:52] [INFO ] Implicit Places using invariants and state equation in 1795 ms returned [22, 47]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2223 ms to find 2 implicit places.
[2021-05-13 18:14:52] [INFO ] Redundant transitions in 166 ms returned []
[2021-05-13 18:14:52] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 103 cols
[2021-05-13 18:14:52] [INFO ] Computed 5 place invariants in 4 ms
[2021-05-13 18:14:54] [INFO ] Dead Transitions using invariants and state equation in 2134 ms returned []
Starting structural reductions, iteration 1 : 103/105 places, 2227/2227 transitions.
Applied a total of 0 rules in 215 ms. Remains 103 /103 variables (removed 0) and now considering 2227/2227 (removed 0) transitions.
[2021-05-13 18:14:54] [INFO ] Redundant transitions in 42 ms returned []
[2021-05-13 18:14:55] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 103 cols
[2021-05-13 18:14:55] [INFO ] Computed 5 place invariants in 2 ms
[2021-05-13 18:14:56] [INFO ] Dead Transitions using invariants and state equation in 1293 ms returned []
Finished structural reductions, in 2 iterations. Remains : 103/105 places, 2227/2227 transitions.
Incomplete random walk after 1000000 steps, including 6685 resets, run finished after 6336 ms. (steps per millisecond=157 ) properties seen :[0]
Incomplete Best-First random walk after 1000001 steps, including 2876 resets, run finished after 2811 ms. (steps per millisecond=355 ) properties seen :[0]
Interrupted probabilistic random walk after 5301914 steps, run timeout after 30001 ms. (steps per millisecond=176 ) properties seen :[0]
Probabilistic random walk after 5301914 steps, saw 1261466 distinct states, run finished after 30002 ms. (steps per millisecond=176 ) properties seen :[0]
[2021-05-13 18:15:35] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 103 cols
[2021-05-13 18:15:35] [INFO ] Computed 5 place invariants in 4 ms
[2021-05-13 18:15:35] [INFO ] [Real]Absence check using 5 positive place invariants in 13 ms returned sat
[2021-05-13 18:15:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 18:15:35] [INFO ] [Real]Absence check using state equation in 121 ms returned sat
[2021-05-13 18:15:35] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 18:15:35] [INFO ] [Nat]Absence check using 5 positive place invariants in 16 ms returned sat
[2021-05-13 18:15:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 18:15:35] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2021-05-13 18:15:35] [INFO ] State equation strengthened by 102 read => feed constraints.
[2021-05-13 18:15:35] [INFO ] [Nat]Added 102 Read/Feed constraints in 30 ms returned sat
[2021-05-13 18:15:36] [INFO ] Computed and/alt/rep : 2224/113529/286 causal constraints in 281 ms.
[2021-05-13 18:15:49] [INFO ] Added : 210 causal constraints over 42 iterations in 13529 ms. Result :unknown
Incomplete Parikh walk after 1211700 steps, including 8980 resets, run finished after 11100 ms. (steps per millisecond=109 ) properties seen :[0] could not realise parikh vector
Support contains 2 out of 103 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 103/103 places, 2227/2227 transitions.
Applied a total of 0 rules in 176 ms. Remains 103 /103 variables (removed 0) and now considering 2227/2227 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 103/103 places, 2227/2227 transitions.
Starting structural reductions, iteration 0 : 103/103 places, 2227/2227 transitions.
Applied a total of 0 rules in 201 ms. Remains 103 /103 variables (removed 0) and now considering 2227/2227 (removed 0) transitions.
[2021-05-13 18:16:00] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 103 cols
[2021-05-13 18:16:00] [INFO ] Computed 5 place invariants in 2 ms
[2021-05-13 18:16:01] [INFO ] Implicit Places using invariants in 668 ms returned []
[2021-05-13 18:16:01] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 103 cols
[2021-05-13 18:16:01] [INFO ] Computed 5 place invariants in 2 ms
[2021-05-13 18:16:01] [INFO ] State equation strengthened by 102 read => feed constraints.
[2021-05-13 18:16:04] [INFO ] Implicit Places using invariants and state equation in 2627 ms returned []
Implicit Place search using SMT with State Equation took 3297 ms to find 0 implicit places.
[2021-05-13 18:16:04] [INFO ] Redundant transitions in 172 ms returned []
[2021-05-13 18:16:04] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 103 cols
[2021-05-13 18:16:04] [INFO ] Computed 5 place invariants in 2 ms
[2021-05-13 18:16:19] [INFO ] Dead Transitions using invariants and state equation in 15346 ms returned []
Finished structural reductions, in 1 iterations. Remains : 103/103 places, 2227/2227 transitions.
Incomplete random walk after 100000 steps, including 668 resets, run finished after 724 ms. (steps per millisecond=138 ) properties seen :[0]
[2021-05-13 18:16:20] [INFO ] Flow matrix only has 289 transitions (discarded 1938 similar events)
// Phase 1: matrix 289 rows 103 cols
[2021-05-13 18:16:20] [INFO ] Computed 5 place invariants in 2 ms
[2021-05-13 18:16:20] [INFO ] [Real]Absence check using 5 positive place invariants in 19 ms returned sat
[2021-05-13 18:16:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 18:16:20] [INFO ] [Real]Absence check using state equation in 288 ms returned sat
[2021-05-13 18:16:20] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 18:16:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 57 ms returned sat
[2021-05-13 18:16:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 18:16:21] [INFO ] [Nat]Absence check using state equation in 131 ms returned sat
[2021-05-13 18:16:21] [INFO ] State equation strengthened by 102 read => feed constraints.
[2021-05-13 18:16:21] [INFO ] [Nat]Added 102 Read/Feed constraints in 49 ms returned sat
[2021-05-13 18:16:21] [INFO ] Computed and/alt/rep : 2224/113529/286 causal constraints in 106 ms.
[2021-05-13 18:16:34] [INFO ] Added : 210 causal constraints over 42 iterations in 12824 ms. Result :unknown
Ensure Unique test removed 1938 transitions
Reduce isomorphic transitions removed 1938 transitions.
Iterating post reduction 0 with 1938 rules applied. Total rules applied 1938 place count 103 transition count 289
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 1 with 4 rules applied. Total rules applied 1942 place count 101 transition count 287
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 1944 place count 101 transition count 285
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 1946 place count 99 transition count 285
Applied a total of 1946 rules in 58 ms. Remains 99 /103 variables (removed 4) and now considering 285/2227 (removed 1942) transitions.
// Phase 1: matrix 285 rows 99 cols
[2021-05-13 18:16:34] [INFO ] Computed 5 place invariants in 4 ms
[2021-05-13 18:16:34] [INFO ] [Real]Absence check using 5 positive place invariants in 17 ms returned sat
[2021-05-13 18:16:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 18:16:34] [INFO ] [Real]Absence check using state equation in 182 ms returned sat
[2021-05-13 18:16:34] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 18:16:34] [INFO ] [Nat]Absence check using 5 positive place invariants in 15 ms returned sat
[2021-05-13 18:16:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 18:16:34] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2021-05-13 18:16:34] [INFO ] State equation strengthened by 2 read => feed constraints.
[2021-05-13 18:16:34] [INFO ] [Nat]Added 2 Read/Feed constraints in 2 ms returned sat
[2021-05-13 18:16:34] [INFO ] Computed and/alt/rep : 282/11342/282 causal constraints in 22 ms.
[2021-05-13 18:16:48] [INFO ] Added : 228 causal constraints over 46 iterations in 13760 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 260 ms.
[2021-05-13 18:16:48] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 16 ms.
[2021-05-13 18:16:48] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 73 ms.
[2021-05-13 18:16:49] [INFO ] Flatten gal took : 241 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityCardinality @ BridgeAndVehicles-PT-V20P10N50 @ 3570 seconds
vrfy: finished
info: timeLeft: 3567
rslt: Output for ReachabilityCardinality @ BridgeAndVehicles-PT-V20P10N50

{
"build":
{
"architecture": 64,
"assertions": false,
"build_hostname": "mcc2019",
"build_system": "x86_64-unknown-linux-gnu",
"optimizations": true,
"package_version": "2.0",
"svn_version": "3189M"
},
"call":
{
"exec_host": "mcc2020",
"localtimelimit": 0,
"markinglimit": null,
"parameters":
[
"--pnmlnet",
"model.pnml",
"--xmlformula",
"--formula=ReachabilityCardinality.xml",
"--mcc",
"--donotcomputecapacities",
"--encoder=simplecompressed",
"--check=modelchecking",
"--stubborn=tarjan",
"--stateequation=par",
"--timelimit=3570",
"--localtimelimit=0",
"--json=ReachabilityCardinality.json",
"--jsoninclude=formula,formulastat,net"
],
"starttime": "Thu May 13 18:16:49 2021
",
"timelimit": 3570
},
"child": null,
"exit":
{
"error": null,
"localtimelimitreached": true,
"memory": 68968,
"runtime": 3.000000,
"signal": null,
"timelimitreached": false
},
"files":
{
"formula": "ReachabilityCardinality.xml",
"net": "model.pnml"
},
"formula":
{
"count":
{
"A": 1,
"E": 0,
"F": 0,
"G": 1,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 0,
"aneg": 0,
"comp": 1,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 2,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 2,
"visible_transitions": 0
},
"processed": "A (G ((p86 <= p48)))",
"processed_size": 20,
"rewrites": 2,
"skeleton": "A(G(**))"
},
"net":
{
"arcs": 17104,
"conflict_clusters": 2,
"places": 103,
"places_significant": 98,
"singleton_clusters": 0,
"transitions": 2227
},
"task":
{
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion"
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 1,
"problems": 1
},
"type": "invariance",
"workflow": "stateequation||search"
}
}
lola: LoLA will run for 3570 seconds at most (--timelimit)
lola: NET
lola: input: PNML file (--pnml)
lola: reading net from model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file model.pnml
lola: 2330/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 3296
lola: finding significant places
lola: 103 places, 2227 transitions, 98 significant places
lola: compute conflict clusters
lola: computed conflict clusters
lola: Computing conflicting sets
lola: Computing back conflicting sets
lola: TASK
lola: Reading formula in XML format (--xmlformula)
lola: reading pnml
lola: reading formula from ReachabilityCardinality.xml
lola: A (G ((p86 <= p48)))
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: processed formula: A (G ((p86 <= p48)))
lola: processed formula length: 20
lola: 2 rewrites
lola: closed formula file ReachabilityCardinality.xml
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: built state equation task
lola: RUNNING
lola: subprocess will run for 0 seconds at most (--localtimelimit)
lola: state equation task get result started, id 0
lola: local time limit reached - aborting
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: state equation task get result rewrite finished id 0
lola: state equation task get result unparse finished++ id 0
lola: formula 0: (p48 + 1 <= p86)
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 1 literals and 1 conjunctive subformulas
lola: memory consumption: 68968 KB
lola: time consumption: 3 seconds
lola: print data as JSON (--json)
lola: writing JSON to ReachabilityCardinality.json
lola: closed JSON file ReachabilityCardinality.json
rslt: finished

--------------------
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="BridgeAndVehicles-PT-V20P10N50"
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 BridgeAndVehicles-PT-V20P10N50, 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 r037-tajo-162038176900099"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P10N50.tgz
mv BridgeAndVehicles-PT-V20P10N50 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 ;