## About the Execution of 2020-gold for BridgeAndVehicles-COL-V50P50N20

Execution Summary | |||||

Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |

4337.972 | 3600000.00 | 6949793.00 | 843.40 | TT?TFT?F?TFFFFTF | 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-162038176800051.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)

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=====================================================================

Generated by BenchKit 2-4028

Executing tool gold2020

Input is BridgeAndVehicles-COL-V50P50N20, examination is ReachabilityCardinality

Time confinement is 3600 seconds

Memory confinement is 16384 MBytes

Number of cores is 4

Run identifier is r037-tajo-162038176800051

=====================================================================

--------------------

preparation of the directory to be used:

/home/mcc/execution

total 468K

-rw-r--r-- 1 mcc users 18K May 5 16:58 CTLCardinality.txt

-rw-r--r-- 1 mcc users 132K May 10 09:42 CTLCardinality.xml

-rw-r--r-- 1 mcc users 17K May 5 16:58 CTLFireability.txt

-rw-r--r-- 1 mcc users 102K 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 4.0K Mar 28 15:47 LTLCardinality.txt

-rw-r--r-- 1 mcc users 27K Mar 28 15:47 LTLCardinality.xml

-rw-r--r-- 1 mcc users 2.7K Mar 28 15:47 LTLFireability.txt

-rw-r--r-- 1 mcc users 19K Mar 28 15:47 LTLFireability.xml

-rw-r--r-- 1 mcc users 4.6K Mar 23 02:53 ReachabilityCardinality.txt

-rw-r--r-- 1 mcc users 22K Mar 23 02:53 ReachabilityCardinality.xml

-rw-r--r-- 1 mcc users 3.7K Mar 22 11:28 ReachabilityFireability.txt

-rw-r--r-- 1 mcc users 19K Mar 22 11:28 ReachabilityFireability.xml

-rw-r--r-- 1 mcc users 1.9K Mar 22 09:10 UpperBounds.txt

-rw-r--r-- 1 mcc users 3.9K Mar 22 09:10 UpperBounds.xml

-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_pt

-rw-r--r-- 1 mcc users 10 May 5 16:51 instance

-rw-r--r-- 1 mcc users 5 May 5 16:51 iscolored

-rw-r--r-- 1 mcc users 42K 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-COL-V50P50N20-ReachabilityCardinality-00

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-01

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-02

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-03

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-04

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-05

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-06

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-07

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-08

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-09

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-10

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-11

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-12

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-13

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-14

FORMULA_NAME BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-15

=== Now, execution of the tool begins

**BK_START 1620925701610
**

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N

[2021-05-13 17:08:23] [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 17:08:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml

[2021-05-13 17:08:23] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet

SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".

SLF4J: Defaulting to no-operation (NOP) logger implementation

SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.

[2021-05-13 17:08:23] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 520 ms

[2021-05-13 17:08:23] [INFO ] sort/places :

sens->CONTROLEUR,CHOIX,VIDANGE,

compteur->COMPTEUR,

Dot->CAPACITE,SORTI_A,ROUTE_A,ATTENTE_A,SUR_PONT_A,SUR_PONT_B,ATTENTE_B,ROUTE_B,SORTI_B,

voitureA->NB_ATTENTE_A,

voitureB->NB_ATTENTE_B,

[2021-05-13 17:08:23] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 138 PT places and 218878.0 transition bindings in 19 ms.

[2021-05-13 17:08:23] [INFO ] Computed order based on color domains.

[2021-05-13 17:08:23] [INFO ] Unfolded HLPN to a Petri net with 138 places and 2348 transitions in 47 ms.

[2021-05-13 17:08:23] [INFO ] Unfolded HLPN properties in 1 ms.

Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 108 ms.

Working with output stream class java.io.PrintStream
**FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
****FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
****FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
****FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
**

Incomplete random walk after 10000 steps, including 23 resets, run finished after 160 ms. (steps per millisecond=62 ) properties seen :[1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1]
**FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
****FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
**

Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 37 ms. (steps per millisecond=270 ) properties seen :[0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 28 ms. (steps per millisecond=357 ) properties seen :[0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 32 ms. (steps per millisecond=312 ) properties seen :[0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 31 ms. (steps per millisecond=322 ) properties seen :[0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 34 ms. (steps per millisecond=294 ) properties seen :[0, 0, 0, 0, 0, 0]

Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0, 0, 0]

[2021-05-13 17:08:24] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 138 cols

[2021-05-13 17:08:24] [INFO ] Computed 7 place invariants in 15 ms

[2021-05-13 17:08:24] [INFO ] [Real]Absence check using 7 positive place invariants in 20 ms returned sat

[2021-05-13 17:08:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:08:24] [INFO ] [Real]Absence check using state equation in 224 ms returned sat

[2021-05-13 17:08:24] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:08:24] [INFO ] [Nat]Absence check using 7 positive place invariants in 10 ms returned sat

[2021-05-13 17:08:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:08:24] [INFO ] [Nat]Absence check using state equation in 148 ms returned sat

[2021-05-13 17:08:24] [INFO ] State equation strengthened by 42 read => feed constraints.

[2021-05-13 17:08:25] [INFO ] [Nat]Added 42 Read/Feed constraints in 83 ms returned sat

[2021-05-13 17:08:25] [INFO ] Computed and/alt/rep : 2345/58949/287 causal constraints in 168 ms.

[2021-05-13 17:08:29] [INFO ] Added : 185 causal constraints over 37 iterations in 4651 ms. Result :(error "Solver has unexpectedly terminated")

[2021-05-13 17:08:29] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned unsat

[2021-05-13 17:08:29] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned unsat

[2021-05-13 17:08:29] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat

[2021-05-13 17:08:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:08:29] [INFO ] [Real]Absence check using state equation in 137 ms returned sat

[2021-05-13 17:08:29] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:08:29] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat

[2021-05-13 17:08:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:08:30] [INFO ] [Nat]Absence check using state equation in 124 ms returned sat

[2021-05-13 17:08:30] [INFO ] [Nat]Added 42 Read/Feed constraints in 56 ms returned sat

[2021-05-13 17:08:30] [INFO ] Computed and/alt/rep : 2345/58949/287 causal constraints in 172 ms.

[2021-05-13 17:08:34] [INFO ] Added : 165 causal constraints over 33 iterations in 4785 ms. Result :unknown

[2021-05-13 17:08:35] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned unsat

[2021-05-13 17:08:35] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat

[2021-05-13 17:08:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:08:35] [INFO ] [Real]Absence check using state equation in 108 ms returned sat

[2021-05-13 17:08:35] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:08:35] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat

[2021-05-13 17:08:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:08:35] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat

[2021-05-13 17:08:35] [INFO ] [Nat]Added 42 Read/Feed constraints in 41 ms returned sat

[2021-05-13 17:08:35] [INFO ] Deduced a trap composed of 24 places in 277 ms

[2021-05-13 17:08:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 330 ms

[2021-05-13 17:08:35] [INFO ] Computed and/alt/rep : 2345/58949/287 causal constraints in 110 ms.

[2021-05-13 17:08:40] [INFO ] Added : 200 causal constraints over 40 iterations in 4462 ms. Result :unknown
**FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-07 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
****FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
****FORMULA BridgeAndVehicles-COL-V50P50N20-ReachabilityCardinality-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
**

Incomplete Parikh walk after 45600 steps, including 550 resets, run finished after 287 ms. (steps per millisecond=158 ) properties seen :[0, 0, 0] could not realise parikh vector

Incomplete Parikh walk after 242200 steps, including 1353 resets, run finished after 1825 ms. (steps per millisecond=132 ) properties seen :[0, 0, 0] could not realise parikh vector

Support contains 11 out of 138 places. Attempting structural reductions.

Starting structural reductions, iteration 0 : 138/138 places, 2348/2348 transitions.

Applied a total of 0 rules in 385 ms. Remains 138 /138 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.

[2021-05-13 17:08:42] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 138 cols

[2021-05-13 17:08:42] [INFO ] Computed 7 place invariants in 6 ms

[2021-05-13 17:08:44] [INFO ] Dead Transitions using invariants and state equation in 1588 ms returned []

Finished structural reductions, in 1 iterations. Remains : 138/138 places, 2348/2348 transitions.

Incomplete random walk after 1000000 steps, including 2316 resets, run finished after 6497 ms. (steps per millisecond=153 ) properties seen :[0, 0, 0]

Incomplete Best-First random walk after 1000001 steps, including 907 resets, run finished after 2888 ms. (steps per millisecond=346 ) properties seen :[0, 0, 0]

Incomplete Best-First random walk after 1000000 steps, including 816 resets, run finished after 2378 ms. (steps per millisecond=420 ) properties seen :[0, 0, 0]

Incomplete Best-First random walk after 1000001 steps, including 810 resets, run finished after 2263 ms. (steps per millisecond=441 ) properties seen :[0, 0, 0]

Interrupted probabilistic random walk after 4501149 steps, run timeout after 30001 ms. (steps per millisecond=150 ) properties seen :[0, 0, 0]

Probabilistic random walk after 4501149 steps, saw 1185014 distinct states, run finished after 30001 ms. (steps per millisecond=150 ) properties seen :[0, 0, 0]

[2021-05-13 17:09:28] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 138 cols

[2021-05-13 17:09:28] [INFO ] Computed 7 place invariants in 9 ms

[2021-05-13 17:09:28] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat

[2021-05-13 17:09:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:09:28] [INFO ] [Real]Absence check using state equation in 135 ms returned sat

[2021-05-13 17:09:28] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:09:28] [INFO ] [Nat]Absence check using 7 positive place invariants in 14 ms returned sat

[2021-05-13 17:09:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:09:28] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat

[2021-05-13 17:09:28] [INFO ] State equation strengthened by 42 read => feed constraints.

[2021-05-13 17:09:28] [INFO ] [Nat]Added 42 Read/Feed constraints in 75 ms returned sat

[2021-05-13 17:09:28] [INFO ] Computed and/alt/rep : 2345/58949/287 causal constraints in 121 ms.

[2021-05-13 17:09:45] [INFO ] Added : 250 causal constraints over 50 iterations in 16950 ms. Result :sat

[2021-05-13 17:09:46] [INFO ] Deduced a trap composed of 24 places in 435 ms

[2021-05-13 17:09:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 831 ms

Attempting to minimize the solution found.

Minimization took 336 ms.

[2021-05-13 17:09:47] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat

[2021-05-13 17:09:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:09:47] [INFO ] [Real]Absence check using state equation in 179 ms returned sat

[2021-05-13 17:09:47] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:09:47] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat

[2021-05-13 17:09:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:09:47] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat

[2021-05-13 17:09:47] [INFO ] [Nat]Added 42 Read/Feed constraints in 54 ms returned sat

[2021-05-13 17:09:47] [INFO ] Computed and/alt/rep : 2345/58949/287 causal constraints in 124 ms.

[2021-05-13 17:10:10] [INFO ] Added : 283 causal constraints over 57 iterations in 23022 ms.(timeout) Result :sat

Attempting to minimize the solution found.

Minimization took 281 ms.

[2021-05-13 17:10:10] [INFO ] [Real]Absence check using 7 positive place invariants in 52 ms returned sat

[2021-05-13 17:10:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:10:11] [INFO ] [Real]Absence check using state equation in 274 ms returned sat

[2021-05-13 17:10:11] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:10:11] [INFO ] [Nat]Absence check using 7 positive place invariants in 13 ms returned sat

[2021-05-13 17:10:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:10:11] [INFO ] [Nat]Absence check using state equation in 143 ms returned sat

[2021-05-13 17:10:11] [INFO ] [Nat]Added 42 Read/Feed constraints in 43 ms returned sat

[2021-05-13 17:10:11] [INFO ] Deduced a trap composed of 24 places in 472 ms

[2021-05-13 17:10:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 523 ms

[2021-05-13 17:10:12] [INFO ] Computed and/alt/rep : 2345/58949/287 causal constraints in 183 ms.

[2021-05-13 17:10:30] [INFO ] Added : 265 causal constraints over 53 iterations in 18535 ms. Result :sat

Attempting to minimize the solution found.

Minimization took 277 ms.

Incomplete Parikh walk after 80400 steps, including 955 resets, run finished after 592 ms. (steps per millisecond=135 ) properties seen :[0, 0, 0] could not realise parikh vector

Incomplete Parikh walk after 145300 steps, including 1137 resets, run finished after 1016 ms. (steps per millisecond=143 ) properties seen :[0, 0, 0] could not realise parikh vector

Incomplete Parikh walk after 133400 steps, including 1119 resets, run finished after 869 ms. (steps per millisecond=153 ) properties seen :[0, 0, 0] could not realise parikh vector

Support contains 11 out of 138 places. Attempting structural reductions.

Starting structural reductions, iteration 0 : 138/138 places, 2348/2348 transitions.

Applied a total of 0 rules in 198 ms. Remains 138 /138 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.

Finished structural reductions, in 1 iterations. Remains : 138/138 places, 2348/2348 transitions.

Starting structural reductions, iteration 0 : 138/138 places, 2348/2348 transitions.

Applied a total of 0 rules in 457 ms. Remains 138 /138 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.

[2021-05-13 17:10:34] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 138 cols

[2021-05-13 17:10:34] [INFO ] Computed 7 place invariants in 12 ms

[2021-05-13 17:10:34] [INFO ] Implicit Places using invariants in 390 ms returned []

[2021-05-13 17:10:34] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 138 cols

[2021-05-13 17:10:34] [INFO ] Computed 7 place invariants in 7 ms

[2021-05-13 17:10:34] [INFO ] State equation strengthened by 42 read => feed constraints.

[2021-05-13 17:10:35] [INFO ] Implicit Places using invariants and state equation in 1121 ms returned [108]

Discarding 1 places :

Implicit Place search using SMT with State Equation took 1554 ms to find 1 implicit places.

[2021-05-13 17:10:35] [INFO ] Redundant transitions in 181 ms returned []

[2021-05-13 17:10:35] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 137 cols

[2021-05-13 17:10:35] [INFO ] Computed 6 place invariants in 6 ms

[2021-05-13 17:10:39] [INFO ] Dead Transitions using invariants and state equation in 3548 ms returned []

Starting structural reductions, iteration 1 : 137/138 places, 2348/2348 transitions.

Applied a total of 0 rules in 262 ms. Remains 137 /137 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.

[2021-05-13 17:10:39] [INFO ] Redundant transitions in 196 ms returned []

[2021-05-13 17:10:39] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 137 cols

[2021-05-13 17:10:39] [INFO ] Computed 6 place invariants in 3 ms

[2021-05-13 17:10:41] [INFO ] Dead Transitions using invariants and state equation in 1566 ms returned []

Finished structural reductions, in 2 iterations. Remains : 137/138 places, 2348/2348 transitions.

Incomplete random walk after 1000000 steps, including 2316 resets, run finished after 6426 ms. (steps per millisecond=155 ) properties seen :[0, 0, 0]

Incomplete Best-First random walk after 1000000 steps, including 907 resets, run finished after 2650 ms. (steps per millisecond=377 ) properties seen :[0, 0, 0]

Incomplete Best-First random walk after 1000001 steps, including 816 resets, run finished after 2453 ms. (steps per millisecond=407 ) properties seen :[0, 0, 0]

Incomplete Best-First random walk after 1000000 steps, including 810 resets, run finished after 2131 ms. (steps per millisecond=469 ) properties seen :[0, 0, 0]

Interrupted probabilistic random walk after 4602939 steps, run timeout after 30001 ms. (steps per millisecond=153 ) properties seen :[0, 0, 0]

Probabilistic random walk after 4602939 steps, saw 1212874 distinct states, run finished after 30001 ms. (steps per millisecond=153 ) properties seen :[0, 0, 0]

[2021-05-13 17:11:24] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 137 cols

[2021-05-13 17:11:25] [INFO ] Computed 6 place invariants in 17 ms

[2021-05-13 17:11:25] [INFO ] [Real]Absence check using 6 positive place invariants in 10 ms returned sat

[2021-05-13 17:11:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:11:25] [INFO ] [Real]Absence check using state equation in 86 ms returned sat

[2021-05-13 17:11:25] [INFO ] State equation strengthened by 42 read => feed constraints.

[2021-05-13 17:11:25] [INFO ] [Real]Added 42 Read/Feed constraints in 49 ms returned sat

[2021-05-13 17:11:25] [INFO ] Deduced a trap composed of 6 places in 302 ms

[2021-05-13 17:11:25] [INFO ] Deduced a trap composed of 5 places in 447 ms

[2021-05-13 17:11:26] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 822 ms

[2021-05-13 17:11:26] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:11:26] [INFO ] [Nat]Absence check using 6 positive place invariants in 14 ms returned sat

[2021-05-13 17:11:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:11:26] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat

[2021-05-13 17:11:26] [INFO ] [Nat]Added 42 Read/Feed constraints in 60 ms returned sat

[2021-05-13 17:11:26] [INFO ] Computed and/alt/rep : 2345/56399/287 causal constraints in 95 ms.

[2021-05-13 17:11:42] [INFO ] Added : 259 causal constraints over 52 iterations in 15796 ms. Result :unknown

[2021-05-13 17:11:42] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat

[2021-05-13 17:11:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:11:42] [INFO ] [Real]Absence check using state equation in 109 ms returned sat

[2021-05-13 17:11:42] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:11:42] [INFO ] [Nat]Absence check using 6 positive place invariants in 41 ms returned sat

[2021-05-13 17:11:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:11:42] [INFO ] [Nat]Absence check using state equation in 183 ms returned sat

[2021-05-13 17:11:42] [INFO ] [Nat]Added 42 Read/Feed constraints in 48 ms returned sat

[2021-05-13 17:11:42] [INFO ] Computed and/alt/rep : 2345/56399/287 causal constraints in 95 ms.

[2021-05-13 17:11:58] [INFO ] Added : 284 causal constraints over 57 iterations in 15525 ms. Result :sat

Attempting to minimize the solution found.

Minimization took 363 ms.

[2021-05-13 17:11:58] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat

[2021-05-13 17:11:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:11:58] [INFO ] [Real]Absence check using state equation in 129 ms returned sat

[2021-05-13 17:11:58] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:11:58] [INFO ] [Nat]Absence check using 6 positive place invariants in 6 ms returned sat

[2021-05-13 17:11:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:11:58] [INFO ] [Nat]Absence check using state equation in 94 ms returned sat

[2021-05-13 17:11:58] [INFO ] [Nat]Added 42 Read/Feed constraints in 48 ms returned sat

[2021-05-13 17:11:59] [INFO ] Deduced a trap composed of 25 places in 223 ms

[2021-05-13 17:11:59] [INFO ] Deduced a trap composed of 24 places in 275 ms

[2021-05-13 17:11:59] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 553 ms

[2021-05-13 17:11:59] [INFO ] Computed and/alt/rep : 2345/56399/287 causal constraints in 104 ms.

[2021-05-13 17:12:13] [INFO ] Added : 254 causal constraints over 51 iterations in 14038 ms. Result :sat

Attempting to minimize the solution found.

Minimization took 346 ms.

Incomplete Parikh walk after 139600 steps, including 1117 resets, run finished after 1060 ms. (steps per millisecond=131 ) properties seen :[0, 0, 0] could not realise parikh vector

Incomplete Parikh walk after 201000 steps, including 1297 resets, run finished after 1554 ms. (steps per millisecond=129 ) properties seen :[0, 0, 0] could not realise parikh vector

Incomplete Parikh walk after 34200 steps, including 518 resets, run finished after 124 ms. (steps per millisecond=275 ) properties seen :[0, 0, 0] could not realise parikh vector

Support contains 11 out of 137 places. Attempting structural reductions.

Starting structural reductions, iteration 0 : 137/137 places, 2348/2348 transitions.

Applied a total of 0 rules in 190 ms. Remains 137 /137 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.

Finished structural reductions, in 1 iterations. Remains : 137/137 places, 2348/2348 transitions.

Starting structural reductions, iteration 0 : 137/137 places, 2348/2348 transitions.

Applied a total of 0 rules in 189 ms. Remains 137 /137 variables (removed 0) and now considering 2348/2348 (removed 0) transitions.

[2021-05-13 17:12:17] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 137 cols

[2021-05-13 17:12:17] [INFO ] Computed 6 place invariants in 2 ms

[2021-05-13 17:12:17] [INFO ] Implicit Places using invariants in 530 ms returned []

[2021-05-13 17:12:17] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 137 cols

[2021-05-13 17:12:17] [INFO ] Computed 6 place invariants in 1 ms

[2021-05-13 17:12:17] [INFO ] State equation strengthened by 42 read => feed constraints.

[2021-05-13 17:12:19] [INFO ] Implicit Places using invariants and state equation in 1649 ms returned []

Implicit Place search using SMT with State Equation took 2184 ms to find 0 implicit places.

[2021-05-13 17:12:19] [INFO ] Redundant transitions in 79 ms returned []

[2021-05-13 17:12:19] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 137 cols

[2021-05-13 17:12:19] [INFO ] Computed 6 place invariants in 3 ms

[2021-05-13 17:12:20] [INFO ] Dead Transitions using invariants and state equation in 1516 ms returned []

Finished structural reductions, in 1 iterations. Remains : 137/137 places, 2348/2348 transitions.

Incomplete random walk after 100000 steps, including 231 resets, run finished after 618 ms. (steps per millisecond=161 ) properties seen :[0, 0, 0]

[2021-05-13 17:12:21] [INFO ] Flow matrix only has 290 transitions (discarded 2058 similar events)

// Phase 1: matrix 290 rows 137 cols

[2021-05-13 17:12:21] [INFO ] Computed 6 place invariants in 1 ms

[2021-05-13 17:12:21] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat

[2021-05-13 17:12:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:12:21] [INFO ] [Real]Absence check using state equation in 235 ms returned sat

[2021-05-13 17:12:21] [INFO ] State equation strengthened by 42 read => feed constraints.

[2021-05-13 17:12:21] [INFO ] [Real]Added 42 Read/Feed constraints in 49 ms returned sat

[2021-05-13 17:12:22] [INFO ] Deduced a trap composed of 6 places in 282 ms

[2021-05-13 17:12:22] [INFO ] Deduced a trap composed of 5 places in 240 ms

[2021-05-13 17:12:22] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 599 ms

[2021-05-13 17:12:22] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:12:22] [INFO ] [Nat]Absence check using 6 positive place invariants in 15 ms returned sat

[2021-05-13 17:12:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:12:23] [INFO ] [Nat]Absence check using state equation in 1147 ms returned sat

[2021-05-13 17:12:23] [INFO ] [Nat]Added 42 Read/Feed constraints in 101 ms returned sat

[2021-05-13 17:12:23] [INFO ] Computed and/alt/rep : 2345/56399/287 causal constraints in 106 ms.

[2021-05-13 17:12:42] [INFO ] Added : 264 causal constraints over 53 iterations in 18283 ms. Result :unknown

[2021-05-13 17:12:42] [INFO ] [Real]Absence check using 6 positive place invariants in 53 ms returned sat

[2021-05-13 17:12:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:12:42] [INFO ] [Real]Absence check using state equation in 859 ms returned sat

[2021-05-13 17:12:43] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:12:43] [INFO ] [Nat]Absence check using 6 positive place invariants in 13 ms returned sat

[2021-05-13 17:12:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:12:43] [INFO ] [Nat]Absence check using state equation in 181 ms returned sat

[2021-05-13 17:12:43] [INFO ] [Nat]Added 42 Read/Feed constraints in 48 ms returned sat

[2021-05-13 17:12:43] [INFO ] Computed and/alt/rep : 2345/56399/287 causal constraints in 103 ms.

[2021-05-13 17:12:59] [INFO ] Added : 284 causal constraints over 57 iterations in 16145 ms. Result :sat

[2021-05-13 17:12:59] [INFO ] [Real]Absence check using 6 positive place invariants in 6 ms returned sat

[2021-05-13 17:12:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:12:59] [INFO ] [Real]Absence check using state equation in 187 ms returned sat

[2021-05-13 17:12:59] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:12:59] [INFO ] [Nat]Absence check using 6 positive place invariants in 11 ms returned sat

[2021-05-13 17:12:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:12:59] [INFO ] [Nat]Absence check using state equation in 123 ms returned sat

[2021-05-13 17:12:59] [INFO ] [Nat]Added 42 Read/Feed constraints in 48 ms returned sat

[2021-05-13 17:13:00] [INFO ] Deduced a trap composed of 25 places in 345 ms

[2021-05-13 17:13:01] [INFO ] Deduced a trap composed of 24 places in 796 ms

[2021-05-13 17:13:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1211 ms

[2021-05-13 17:13:01] [INFO ] Computed and/alt/rep : 2345/56399/287 causal constraints in 75 ms.

[2021-05-13 17:13:15] [INFO ] Added : 254 causal constraints over 51 iterations in 14683 ms. Result :sat

Ensure Unique test removed 2058 transitions

Reduce isomorphic transitions removed 2058 transitions.

Iterating post reduction 0 with 2058 rules applied. Total rules applied 2058 place count 137 transition count 290

Applied a total of 2058 rules in 6 ms. Remains 137 /137 variables (removed 0) and now considering 290/2348 (removed 2058) transitions.

// Phase 1: matrix 290 rows 137 cols

[2021-05-13 17:13:15] [INFO ] Computed 6 place invariants in 1 ms

[2021-05-13 17:13:15] [INFO ] [Real]Absence check using 6 positive place invariants in 31 ms returned sat

[2021-05-13 17:13:15] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:13:16] [INFO ] [Real]Absence check using state equation in 408 ms returned sat

[2021-05-13 17:13:16] [INFO ] Computed and/alt/rep : 287/7161/287 causal constraints in 21 ms.

[2021-05-13 17:13:16] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:13:16] [INFO ] [Nat]Absence check using 6 positive place invariants in 52 ms returned sat

[2021-05-13 17:13:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:13:17] [INFO ] [Nat]Absence check using state equation in 768 ms returned sat

[2021-05-13 17:13:17] [INFO ] Computed and/alt/rep : 287/7161/287 causal constraints in 21 ms.

[2021-05-13 17:13:25] [INFO ] Added : 246 causal constraints over 52 iterations in 7992 ms. Result :sat

Attempting to minimize the solution found.

Minimization took 114 ms.

[2021-05-13 17:13:25] [INFO ] [Real]Absence check using 6 positive place invariants in 9 ms returned sat

[2021-05-13 17:13:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:13:25] [INFO ] [Real]Absence check using state equation in 142 ms returned sat

[2021-05-13 17:13:25] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:13:25] [INFO ] [Nat]Absence check using 6 positive place invariants in 9 ms returned sat

[2021-05-13 17:13:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:13:25] [INFO ] [Nat]Absence check using state equation in 186 ms returned sat

[2021-05-13 17:13:25] [INFO ] Computed and/alt/rep : 287/7161/287 causal constraints in 25 ms.

[2021-05-13 17:13:31] [INFO ] Added : 285 causal constraints over 57 iterations in 5149 ms. Result :sat

Attempting to minimize the solution found.

Minimization took 122 ms.

[2021-05-13 17:13:31] [INFO ] [Real]Absence check using 6 positive place invariants in 10 ms returned sat

[2021-05-13 17:13:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.

[2021-05-13 17:13:31] [INFO ] [Real]Absence check using state equation in 133 ms returned sat

[2021-05-13 17:13:31] [INFO ] Solution in real domain found non-integer solution.

[2021-05-13 17:13:31] [INFO ] [Nat]Absence check using 6 positive place invariants in 10 ms returned sat

[2021-05-13 17:13:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.

[2021-05-13 17:13:31] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat

[2021-05-13 17:13:31] [INFO ] Computed and/alt/rep : 287/7161/287 causal constraints in 20 ms.

[2021-05-13 17:13:34] [INFO ] Added : 138 causal constraints over 30 iterations in 2850 ms. Result :sat

Attempting to minimize the solution found.

Minimization took 104 ms.

[2021-05-13 17:13:34] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 4 ms.

[2021-05-13 17:13:34] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 83 ms.

[2021-05-13 17:13:35] [INFO ] Flatten gal took : 508 ms

info: Time: 3600 - MCC

vrfy: Checking ReachabilityCardinality @ BridgeAndVehicles-COL-V50P50N20 @ 3570 seconds

TIME LIMIT: Killed by timeout after 3600 seconds

MemTotal: 16427456 kB

MemFree: 15295172 kB

After kill :

MemTotal: 16427456 kB

MemFree: 16128712 kB

--------------------

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-COL-V50P50N20"

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-COL-V50P50N20, 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-162038176800051"

echo "====================================================================="

echo

echo "--------------------"

echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V50P50N20.tgz

mv BridgeAndVehicles-COL-V50P50N20 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 '

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 ;