Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2020-input.r182-oct2-158987913800359.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.............................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is BridgeAndVehicles-PT-V50P20N10, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r182-oct2-158987913800359
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.4M
-rw-r--r-- 1 mcc users 8.9K Mar 26 02:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 33K Mar 26 02:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 85K Mar 25 21:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 254K Mar 25 21:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 9.9K Apr 8 14:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 42K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 36K Apr 8 14:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 110K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K Mar 25 17:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 34K Mar 25 17:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 70K Mar 25 12:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 207K Mar 25 12:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.1K Mar 25 17:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.3K Mar 25 17:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 10 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 1.5M Mar 24 05:37 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-00
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-01
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-02
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-03
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-04
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-05
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-06
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-07
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-08
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-09
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-10
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-11
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-12
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-13
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-14
FORMULA_NAME BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591145534764

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 00:52:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-03 00:52:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 00:52:18] [INFO ] Load time of PNML (sax parser for PT used): 224 ms
[2020-06-03 00:52:18] [INFO ] Transformed 128 places.
[2020-06-03 00:52:18] [INFO ] Transformed 1328 transitions.
[2020-06-03 00:52:18] [INFO ] Parsed PT model containing 128 places and 1328 transitions in 331 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 187 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 22 resets, run finished after 282 ms. (steps per millisecond=35 ) properties seen :[1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0]
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 520 ms. (steps per millisecond=19 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 11 resets, run finished after 482 ms. (steps per millisecond=20 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 685 ms. (steps per millisecond=14 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 87 ms. (steps per millisecond=114 ) properties seen :[0, 0, 0, 0, 1, 0, 0, 0, 0, 0]
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 86 ms. (steps per millisecond=116 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 91 ms. (steps per millisecond=109 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 53 ms. (steps per millisecond=188 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 59 ms. (steps per millisecond=169 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 57 ms. (steps per millisecond=175 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
[2020-06-03 00:52:21] [INFO ] Flow matrix only has 250 transitions (discarded 1078 similar events)
// Phase 1: matrix 250 rows 128 cols
[2020-06-03 00:52:21] [INFO ] Computed 7 place invariants in 12 ms
[2020-06-03 00:52:21] [INFO ] [Real]Absence check using 7 positive place invariants in 29 ms returned unsat
[2020-06-03 00:52:21] [INFO ] [Real]Absence check using 7 positive place invariants in 33 ms returned unsat
[2020-06-03 00:52:21] [INFO ] [Real]Absence check using 7 positive place invariants in 36 ms returned unsat
[2020-06-03 00:52:22] [INFO ] [Real]Absence check using 7 positive place invariants in 23 ms returned sat
[2020-06-03 00:52:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:52:22] [INFO ] [Real]Absence check using state equation in 175 ms returned sat
[2020-06-03 00:52:22] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:52:22] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat
[2020-06-03 00:52:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:52:22] [INFO ] [Nat]Absence check using state equation in 254 ms returned sat
[2020-06-03 00:52:22] [INFO ] State equation strengthened by 22 read => feed constraints.
[2020-06-03 00:52:22] [INFO ] [Nat]Added 22 Read/Feed constraints in 176 ms returned sat
[2020-06-03 00:52:22] [INFO ] Computed and/alt/rep : 1325/22399/247 causal constraints in 120 ms.
[2020-06-03 00:52:27] [INFO ] Added : 190 causal constraints over 38 iterations in 4447 ms. Result :(error "Solver has unexpectedly terminated")
[2020-06-03 00:52:27] [INFO ] [Real]Absence check using 7 positive place invariants in 21 ms returned unsat
[2020-06-03 00:52:27] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2020-06-03 00:52:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:52:27] [INFO ] [Real]Absence check using state equation in 505 ms returned sat
[2020-06-03 00:52:27] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:52:28] [INFO ] [Nat]Absence check using 7 positive place invariants in 59 ms returned sat
[2020-06-03 00:52:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:52:28] [INFO ] [Nat]Absence check using state equation in 669 ms returned sat
[2020-06-03 00:52:28] [INFO ] [Nat]Added 22 Read/Feed constraints in 53 ms returned sat
[2020-06-03 00:52:29] [INFO ] Computed and/alt/rep : 1325/22399/247 causal constraints in 154 ms.
[2020-06-03 00:52:33] [INFO ] Added : 165 causal constraints over 33 iterations in 4118 ms. Result :sat
[2020-06-03 00:52:33] [INFO ] Deduced a trap composed of 11 places in 287 ms
[2020-06-03 00:52:33] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (> (+ s117 s118 s119 s120 s121 s122 s123 s124 s125 s126 s127) 0)") while checking expression at index 5
[2020-06-03 00:52:33] [INFO ] [Real]Absence check using 7 positive place invariants in 57 ms returned sat
[2020-06-03 00:52:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:52:33] [INFO ] [Real]Absence check using state equation in 152 ms returned sat
[2020-06-03 00:52:33] [INFO ] [Real]Added 22 Read/Feed constraints in 25 ms returned sat
[2020-06-03 00:52:33] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:52:33] [INFO ] [Nat]Absence check using 7 positive place invariants in 31 ms returned sat
[2020-06-03 00:52:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:52:33] [INFO ] [Nat]Absence check using state equation in 237 ms returned sat
[2020-06-03 00:52:34] [INFO ] [Nat]Added 22 Read/Feed constraints in 354 ms returned sat
[2020-06-03 00:52:34] [INFO ] Computed and/alt/rep : 1325/22399/247 causal constraints in 56 ms.
[2020-06-03 00:52:38] [INFO ] Added : 195 causal constraints over 39 iterations in 4362 ms. Result :unknown
[2020-06-03 00:52:38] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2020-06-03 00:52:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:52:39] [INFO ] [Real]Absence check using state equation in 631 ms returned sat
[2020-06-03 00:52:39] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:52:39] [INFO ] [Nat]Absence check using 7 positive place invariants in 6 ms returned sat
[2020-06-03 00:52:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:52:39] [INFO ] [Nat]Absence check using state equation in 174 ms returned sat
[2020-06-03 00:52:39] [INFO ] [Nat]Added 22 Read/Feed constraints in 72 ms returned sat
[2020-06-03 00:52:39] [INFO ] Computed and/alt/rep : 1325/22399/247 causal constraints in 102 ms.
[2020-06-03 00:52:44] [INFO ] Added : 175 causal constraints over 35 iterations in 4690 ms. Result :(error "Failed to check-sat")
[2020-06-03 00:52:44] [INFO ] [Real]Absence check using 7 positive place invariants in 13 ms returned unsat
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-03 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-01 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Incomplete Parikh walk after 69200 steps, including 915 resets, run finished after 394 ms. (steps per millisecond=175 ) properties seen :[1, 0, 1, 0] could not realise parikh vector
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 24 out of 128 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 128/128 places, 1328/1328 transitions.
Discarding 2 places :
Also discarding 0 output transitions
Graph (complete) has 1222 edges and 128 vertex of which 126 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.20 ms
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 126 transition count 1328
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 125 transition count 1327
Applied a total of 4 rules in 311 ms. Remains 125 /128 variables (removed 3) and now considering 1327/1328 (removed 1) transitions.
[2020-06-03 00:52:45] [INFO ] Flow matrix only has 249 transitions (discarded 1078 similar events)
// Phase 1: matrix 249 rows 125 cols
[2020-06-03 00:52:45] [INFO ] Computed 5 place invariants in 3 ms
[2020-06-03 00:52:46] [INFO ] Dead Transitions using invariants and state equation in 1447 ms returned []
Finished structural reductions, in 1 iterations. Remains : 125/128 places, 1327/1328 transitions.
Incomplete random walk after 1000000 steps, including 2273 resets, run finished after 3751 ms. (steps per millisecond=266 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 918 resets, run finished after 2134 ms. (steps per millisecond=468 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000000 steps, including 871 resets, run finished after 1800 ms. (steps per millisecond=555 ) properties seen :[0, 0]
Interrupted probabilistic random walk after 8500313 steps, run timeout after 30001 ms. (steps per millisecond=283 ) properties seen :[0, 0]
Probabilistic random walk after 8500313 steps, saw 2046814 distinct states, run finished after 30001 ms. (steps per millisecond=283 ) properties seen :[0, 0]
[2020-06-03 00:53:24] [INFO ] Flow matrix only has 249 transitions (discarded 1078 similar events)
// Phase 1: matrix 249 rows 125 cols
[2020-06-03 00:53:24] [INFO ] Computed 5 place invariants in 2 ms
[2020-06-03 00:53:24] [INFO ] [Real]Absence check using 5 positive place invariants in 30 ms returned sat
[2020-06-03 00:53:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:24] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2020-06-03 00:53:24] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:53:24] [INFO ] [Nat]Absence check using 5 positive place invariants in 13 ms returned sat
[2020-06-03 00:53:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:24] [INFO ] [Nat]Absence check using state equation in 325 ms returned sat
[2020-06-03 00:53:24] [INFO ] State equation strengthened by 22 read => feed constraints.
[2020-06-03 00:53:24] [INFO ] [Nat]Added 22 Read/Feed constraints in 46 ms returned sat
[2020-06-03 00:53:25] [INFO ] Computed and/alt/rep : 1324/22399/246 causal constraints in 62 ms.
[2020-06-03 00:53:32] [INFO ] Added : 194 causal constraints over 39 iterations in 7236 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 124 ms.
[2020-06-03 00:53:32] [INFO ] [Real]Absence check using 5 positive place invariants in 15 ms returned sat
[2020-06-03 00:53:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:32] [INFO ] [Real]Absence check using state equation in 161 ms returned sat
[2020-06-03 00:53:32] [INFO ] [Real]Added 22 Read/Feed constraints in 29 ms returned sat
[2020-06-03 00:53:32] [INFO ] Computed and/alt/rep : 1324/22399/246 causal constraints in 41 ms.
[2020-06-03 00:53:32] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:53:32] [INFO ] [Nat]Absence check using 5 positive place invariants in 21 ms returned sat
[2020-06-03 00:53:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:33] [INFO ] [Nat]Absence check using state equation in 149 ms returned sat
[2020-06-03 00:53:33] [INFO ] [Nat]Added 22 Read/Feed constraints in 30 ms returned sat
[2020-06-03 00:53:33] [INFO ] Computed and/alt/rep : 1324/22399/246 causal constraints in 72 ms.
[2020-06-03 00:53:34] [INFO ] Added : 78 causal constraints over 17 iterations in 1302 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 45 ms.
Incomplete Parikh walk after 10300 steps, including 283 resets, run finished after 108 ms. (steps per millisecond=95 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 102400 steps, including 1116 resets, run finished after 840 ms. (steps per millisecond=121 ) properties seen :[0, 0] could not realise parikh vector
Support contains 24 out of 125 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 125/125 places, 1327/1327 transitions.
Applied a total of 0 rules in 69 ms. Remains 125 /125 variables (removed 0) and now considering 1327/1327 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 125/125 places, 1327/1327 transitions.
Starting structural reductions, iteration 0 : 125/125 places, 1327/1327 transitions.
Applied a total of 0 rules in 119 ms. Remains 125 /125 variables (removed 0) and now considering 1327/1327 (removed 0) transitions.
[2020-06-03 00:53:35] [INFO ] Flow matrix only has 249 transitions (discarded 1078 similar events)
// Phase 1: matrix 249 rows 125 cols
[2020-06-03 00:53:35] [INFO ] Computed 5 place invariants in 1 ms
[2020-06-03 00:53:35] [INFO ] Implicit Places using invariants in 345 ms returned []
[2020-06-03 00:53:35] [INFO ] Flow matrix only has 249 transitions (discarded 1078 similar events)
// Phase 1: matrix 249 rows 125 cols
[2020-06-03 00:53:35] [INFO ] Computed 5 place invariants in 1 ms
[2020-06-03 00:53:36] [INFO ] State equation strengthened by 22 read => feed constraints.
[2020-06-03 00:53:38] [INFO ] Implicit Places using invariants and state equation in 2680 ms returned []
Implicit Place search using SMT with State Equation took 3044 ms to find 0 implicit places.
[2020-06-03 00:53:38] [INFO ] Redundant transitions in 63 ms returned []
[2020-06-03 00:53:38] [INFO ] Flow matrix only has 249 transitions (discarded 1078 similar events)
// Phase 1: matrix 249 rows 125 cols
[2020-06-03 00:53:38] [INFO ] Computed 5 place invariants in 4 ms
[2020-06-03 00:53:39] [INFO ] Dead Transitions using invariants and state equation in 1016 ms returned []
Finished structural reductions, in 1 iterations. Remains : 125/125 places, 1327/1327 transitions.
Incomplete random walk after 100000 steps, including 227 resets, run finished after 362 ms. (steps per millisecond=276 ) properties seen :[0, 0]
[2020-06-03 00:53:40] [INFO ] Flow matrix only has 249 transitions (discarded 1078 similar events)
// Phase 1: matrix 249 rows 125 cols
[2020-06-03 00:53:40] [INFO ] Computed 5 place invariants in 10 ms
[2020-06-03 00:53:40] [INFO ] [Real]Absence check using 5 positive place invariants in 5 ms returned sat
[2020-06-03 00:53:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:40] [INFO ] [Real]Absence check using state equation in 98 ms returned sat
[2020-06-03 00:53:40] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:53:40] [INFO ] [Nat]Absence check using 5 positive place invariants in 32 ms returned sat
[2020-06-03 00:53:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:40] [INFO ] [Nat]Absence check using state equation in 178 ms returned sat
[2020-06-03 00:53:40] [INFO ] State equation strengthened by 22 read => feed constraints.
[2020-06-03 00:53:40] [INFO ] [Nat]Added 22 Read/Feed constraints in 26 ms returned sat
[2020-06-03 00:53:40] [INFO ] Computed and/alt/rep : 1324/22399/246 causal constraints in 51 ms.
[2020-06-03 00:53:47] [INFO ] Added : 194 causal constraints over 39 iterations in 6692 ms. Result :sat
[2020-06-03 00:53:47] [INFO ] [Real]Absence check using 5 positive place invariants in 27 ms returned sat
[2020-06-03 00:53:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:47] [INFO ] [Real]Absence check using state equation in 508 ms returned sat
[2020-06-03 00:53:48] [INFO ] [Real]Added 22 Read/Feed constraints in 76 ms returned sat
[2020-06-03 00:53:48] [INFO ] Computed and/alt/rep : 1324/22399/246 causal constraints in 79 ms.
[2020-06-03 00:53:48] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:53:48] [INFO ] [Nat]Absence check using 5 positive place invariants in 65 ms returned sat
[2020-06-03 00:53:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:48] [INFO ] [Nat]Absence check using state equation in 513 ms returned sat
[2020-06-03 00:53:48] [INFO ] [Nat]Added 22 Read/Feed constraints in 86 ms returned sat
[2020-06-03 00:53:49] [INFO ] Computed and/alt/rep : 1324/22399/246 causal constraints in 91 ms.
[2020-06-03 00:53:50] [INFO ] Added : 78 causal constraints over 17 iterations in 1535 ms. Result :sat
Ensure Unique test removed 1078 transitions
Reduce isomorphic transitions removed 1078 transitions.
Iterating post reduction 0 with 1078 rules applied. Total rules applied 1078 place count 125 transition count 249
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 1082 place count 123 transition count 247
Applied a total of 1082 rules in 36 ms. Remains 123 /125 variables (removed 2) and now considering 247/1327 (removed 1080) transitions.
// Phase 1: matrix 247 rows 123 cols
[2020-06-03 00:53:50] [INFO ] Computed 5 place invariants in 0 ms
[2020-06-03 00:53:50] [INFO ] [Real]Absence check using 5 positive place invariants in 21 ms returned sat
[2020-06-03 00:53:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:51] [INFO ] [Real]Absence check using state equation in 580 ms returned sat
[2020-06-03 00:53:51] [INFO ] Computed and/alt/rep : 244/7578/244 causal constraints in 17 ms.
[2020-06-03 00:53:51] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:53:51] [INFO ] [Nat]Absence check using 5 positive place invariants in 23 ms returned sat
[2020-06-03 00:53:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:51] [INFO ] [Nat]Absence check using state equation in 500 ms returned sat
[2020-06-03 00:53:51] [INFO ] Computed and/alt/rep : 244/7578/244 causal constraints in 24 ms.
[2020-06-03 00:53:57] [INFO ] Added : 177 causal constraints over 36 iterations in 5270 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 107 ms.
[2020-06-03 00:53:57] [INFO ] [Real]Absence check using 5 positive place invariants in 15 ms returned sat
[2020-06-03 00:53:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:57] [INFO ] [Real]Absence check using state equation in 364 ms returned sat
[2020-06-03 00:53:57] [INFO ] Computed and/alt/rep : 244/7578/244 causal constraints in 44 ms.
[2020-06-03 00:53:57] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 00:53:57] [INFO ] [Nat]Absence check using 5 positive place invariants in 26 ms returned sat
[2020-06-03 00:53:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 00:53:58] [INFO ] [Nat]Absence check using state equation in 385 ms returned sat
[2020-06-03 00:53:58] [INFO ] Computed and/alt/rep : 244/7578/244 causal constraints in 36 ms.
[2020-06-03 00:54:03] [INFO ] Added : 185 causal constraints over 37 iterations in 5306 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 140 ms.
[2020-06-03 00:54:03] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 56 ms.
[2020-06-03 00:54:03] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 47 ms.
[2020-06-03 00:54:04] [INFO ] Flatten gal took : 425 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ BridgeAndVehicles-PT-V50P20N10 @ 3570 seconds

FORMULA BridgeAndVehicles-PT-V50P20N10-ReachabilityFireability-12 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 2381248 kB
After kill :
MemTotal: 16427332 kB
MemFree: 13645496 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-PT-V50P20N10"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itslola"
echo " Input is BridgeAndVehicles-PT-V50P20N10, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r182-oct2-158987913800359"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V50P20N10.tgz
mv BridgeAndVehicles-PT-V50P20N10 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;