fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r194-csrt-159033390000423
Last Updated
Jun 28, 2020

About the Execution of ITS-LoLa for TokenRing-COL-020

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15745.620 3600000.00 3722689.00 1083.00 T?TFFFFTTF?FFFTF normal

Execution Chart

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

Trace from the execution

Formatting '/local/x2003239/mcc2020-input.r194-csrt-159033390000423.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2020-input.qcow2 encryption=off 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 TokenRing-COL-020, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-csrt-159033390000423
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 192K
-rw-r--r-- 1 mcc users 3.4K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_pt
-rw-r--r-- 1 mcc users 4 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 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 TokenRing-COL-020-ReachabilityFireability-00
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-01
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-02
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-03
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-04
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-05
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-06
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-07
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-08
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-09
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-10
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-11
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-12
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-13
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-14
FORMULA_NAME TokenRing-COL-020-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591219719796

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 21:28:42] [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 21:28:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 21:28:42] [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.
[2020-06-03 21:28:43] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 774 ms
[2020-06-03 21:28:43] [INFO ] sort/places :
Couple->state,

[2020-06-03 21:28:43] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 441 PT places and 9282.0 transition bindings in 18 ms.
[2020-06-03 21:28:43] [INFO ] Computed order based on color domains.
[2020-06-03 21:28:43] [INFO ] Unfolded HLPN to a Petri net with 441 places and 8421 transitions in 124 ms.
[2020-06-03 21:28:43] [INFO ] Unfolded HLPN properties in 129 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 1224 ms.
Working with output stream class java.io.PrintStream
FORMULA TokenRing-COL-020-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-020-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 14565 ms. (steps per millisecond=0 ) properties seen :[1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 0]
FORMULA TokenRing-COL-020-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-020-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-020-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-020-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-020-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-020-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-020-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-020-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-COL-020-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 3880 steps, including 0 resets, run timeout after 5003 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3741 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3913 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3691 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3689 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 8421 rows 441 cols
[2020-06-03 21:29:24] [INFO ] Computed 21 place invariants in 81 ms
[2020-06-03 21:29:25] [INFO ] [Real]Absence check using 21 positive place invariants in 158 ms returned sat
[2020-06-03 21:29:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:29:29] [INFO ] [Real]Absence check using state equation in 4411 ms returned (error "Solver has unexpectedly terminated")
[2020-06-03 21:29:30] [INFO ] [Real]Absence check using 21 positive place invariants in 120 ms returned sat
[2020-06-03 21:29:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:29:34] [INFO ] [Real]Absence check using state equation in 4639 ms returned (error "Failed to check-sat")
[2020-06-03 21:29:35] [INFO ] [Real]Absence check using 21 positive place invariants in 114 ms returned sat
[2020-06-03 21:29:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:29:40] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 21:29:40] [INFO ] [Real]Absence check using state equation in 4811 ms returned (error "Failed to check-sat")
[2020-06-03 21:29:40] [INFO ] [Real]Absence check using 21 positive place invariants in 351 ms returned sat
[2020-06-03 21:29:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:29:45] [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: Broken pipe (= s362 (- (+ t2341 t2342 t2343 t2344 t2345 t2346 t2347 t2348 t2349 t2350 t2351 t2352 t2353 t2354 t2355 t2356 t2357 t2358 t2359 t2360) (+ t345 t745 t1145 t1545 t1945 t2746 t3146 t3546 t3946 t4346 t4746 t5146 t5546 t5946 t6346 t6746 t7146 t7546 t7946 t8346)))") while checking expression at index 3
[2020-06-03 21:29:45] [INFO ] [Real]Absence check using 21 positive place invariants in 125 ms returned sat
[2020-06-03 21:29:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:29:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 21:29:50] [INFO ] [Real]Absence check using state equation in 4740 ms returned (error "Failed to check-sat")
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 325 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 441/441 places, 8421/8421 transitions.
Interrupted random walk after 21311 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3863 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3116 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3834 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3678 steps, including 0 resets, run timeout after 5003 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3305 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0]
Interrupted probabilistic random walk after 207450 steps, run timeout after 30001 ms. (steps per millisecond=6 ) properties seen :[0, 0, 0, 0, 0]
Probabilistic random walk after 207450 steps, saw 41815 distinct states, run finished after 30002 ms. (steps per millisecond=6 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 8421 rows 441 cols
[2020-06-03 21:31:15] [INFO ] Computed 21 place invariants in 28 ms
[2020-06-03 21:31:16] [INFO ] [Real]Absence check using 21 positive place invariants in 125 ms returned sat
[2020-06-03 21:31:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:31:21] [INFO ] [Real]Absence check using state equation in 5739 ms returned sat
[2020-06-03 21:31:22] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2020-06-03 21:31:24] [INFO ] [Real]Added 8020 Read/Feed constraints in 2132 ms returned sat
[2020-06-03 21:31:24] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:31:26] [INFO ] [Nat]Absence check using 21 positive place invariants in 1871 ms returned sat
[2020-06-03 21:31:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 21:31:32] [INFO ] [Nat]Absence check using state equation in 6063 ms returned sat
[2020-06-03 21:31:33] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1112 ms returned sat
[2020-06-03 21:31:35] [INFO ] Deduced a trap composed of 244 places in 971 ms
[2020-06-03 21:31:36] [INFO ] Deduced a trap composed of 243 places in 715 ms
[2020-06-03 21:31:36] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2489 ms
[2020-06-03 21:31:37] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 1336 ms.
[2020-06-03 21:31:56] [INFO ] Added : 155 causal constraints over 31 iterations in 20402 ms.(timeout) Result :sat
[2020-06-03 21:31:57] [INFO ] [Real]Absence check using 21 positive place invariants in 154 ms returned sat
[2020-06-03 21:31:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:32:03] [INFO ] [Real]Absence check using state equation in 5462 ms returned sat
[2020-06-03 21:32:03] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:32:03] [INFO ] [Nat]Absence check using 21 positive place invariants in 186 ms returned unsat
[2020-06-03 21:32:04] [INFO ] [Real]Absence check using 21 positive place invariants in 120 ms returned sat
[2020-06-03 21:32:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:32:09] [INFO ] [Real]Absence check using state equation in 5795 ms returned sat
[2020-06-03 21:32:11] [INFO ] [Real]Added 8020 Read/Feed constraints in 1204 ms returned sat
[2020-06-03 21:32:11] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:32:13] [INFO ] [Nat]Absence check using 21 positive place invariants in 1851 ms returned sat
[2020-06-03 21:32:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 21:32:19] [INFO ] [Nat]Absence check using state equation in 5764 ms returned sat
[2020-06-03 21:32:20] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1067 ms returned sat
[2020-06-03 21:32:21] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 820 ms.
[2020-06-03 21:32:40] [INFO ] Added : 185 causal constraints over 37 iterations in 20501 ms.(timeout) Result :sat
[2020-06-03 21:32:42] [INFO ] [Real]Absence check using 21 positive place invariants in 344 ms returned sat
[2020-06-03 21:32:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:32:48] [INFO ] [Real]Absence check using state equation in 6203 ms returned sat
[2020-06-03 21:32:48] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:32:48] [INFO ] [Nat]Absence check using 21 positive place invariants in 386 ms returned unsat
[2020-06-03 21:32:49] [INFO ] [Real]Absence check using 21 positive place invariants in 92 ms returned sat
[2020-06-03 21:32:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:32:55] [INFO ] [Real]Absence check using state equation in 6330 ms returned sat
[2020-06-03 21:32:55] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:32:55] [INFO ] [Nat]Absence check using 21 positive place invariants in 220 ms returned unsat
FORMULA TokenRing-COL-020-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA TokenRing-COL-020-ReachabilityFireability-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA TokenRing-COL-020-ReachabilityFireability-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Interrupted Parikh walk after 99546 steps, including 166 resets, run timeout after 30001 ms. (steps per millisecond=3 ) properties seen :[0, 0]
Interrupted Parikh walk after 99150 steps, including 165 resets, run timeout after 30001 ms. (steps per millisecond=3 ) properties seen :[0, 0]
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 91 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 441/441 places, 8421/8421 transitions.
Interrupted random walk after 71316 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=2 ) properties seen :[0, 0]
Interrupted Best-First random walk after 11364 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=2 ) properties seen :[0, 0]
Interrupted Best-First random walk after 13819 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=2 ) properties seen :[0, 0]
Interrupted probabilistic random walk after 667401 steps, run timeout after 30001 ms. (steps per millisecond=22 ) properties seen :[0, 0]
Probabilistic random walk after 667401 steps, saw 120814 distinct states, run finished after 30001 ms. (steps per millisecond=22 ) properties seen :[0, 0]
// Phase 1: matrix 8421 rows 441 cols
[2020-06-03 21:35:06] [INFO ] Computed 21 place invariants in 31 ms
[2020-06-03 21:35:06] [INFO ] [Real]Absence check using 21 positive place invariants in 132 ms returned sat
[2020-06-03 21:35:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:35:12] [INFO ] [Real]Absence check using state equation in 6242 ms returned sat
[2020-06-03 21:35:13] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2020-06-03 21:35:14] [INFO ] [Real]Added 8020 Read/Feed constraints in 1266 ms returned sat
[2020-06-03 21:35:14] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:35:16] [INFO ] [Nat]Absence check using 21 positive place invariants in 1750 ms returned sat
[2020-06-03 21:35:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 21:35:22] [INFO ] [Nat]Absence check using state equation in 6536 ms returned sat
[2020-06-03 21:35:24] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1151 ms returned sat
[2020-06-03 21:35:24] [INFO ] Deduced a trap composed of 244 places in 678 ms
[2020-06-03 21:35:26] [INFO ] Deduced a trap composed of 243 places in 753 ms
[2020-06-03 21:35:26] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2273 ms
[2020-06-03 21:35:26] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 552 ms.
[2020-06-03 21:35:46] [INFO ] Added : 185 causal constraints over 37 iterations in 20534 ms.(timeout) Result :sat
[2020-06-03 21:35:47] [INFO ] [Real]Absence check using 21 positive place invariants in 133 ms returned sat
[2020-06-03 21:35:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:35:53] [INFO ] [Real]Absence check using state equation in 5614 ms returned sat
[2020-06-03 21:35:54] [INFO ] [Real]Added 8020 Read/Feed constraints in 1276 ms returned sat
[2020-06-03 21:35:55] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:35:56] [INFO ] [Nat]Absence check using 21 positive place invariants in 1776 ms returned sat
[2020-06-03 21:35:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 21:36:02] [INFO ] [Nat]Absence check using state equation in 5855 ms returned sat
[2020-06-03 21:36:03] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1123 ms returned sat
[2020-06-03 21:36:04] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 539 ms.
[2020-06-03 21:36:24] [INFO ] Added : 185 causal constraints over 37 iterations in 20176 ms.(timeout) Result :sat
Interrupted Parikh walk after 100434 steps, including 167 resets, run timeout after 30001 ms. (steps per millisecond=3 ) properties seen :[0, 0]
Interrupted Parikh walk after 101366 steps, including 169 resets, run timeout after 30001 ms. (steps per millisecond=3 ) properties seen :[0, 0]
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 82 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 441/441 places, 8421/8421 transitions.
Starting structural reductions, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 113 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
// Phase 1: matrix 8421 rows 441 cols
[2020-06-03 21:37:25] [INFO ] Computed 21 place invariants in 19 ms
[2020-06-03 21:37:25] [INFO ] Implicit Places using invariants in 164 ms returned []
// Phase 1: matrix 8421 rows 441 cols
[2020-06-03 21:37:25] [INFO ] Computed 21 place invariants in 15 ms
[2020-06-03 21:37:26] [INFO ] Implicit Places using invariants and state equation in 901 ms returned []
Implicit Place search using SMT with State Equation took 1067 ms to find 0 implicit places.
[2020-06-03 21:37:27] [INFO ] Redundant transitions in 1115 ms returned []
// Phase 1: matrix 8421 rows 441 cols
[2020-06-03 21:37:27] [INFO ] Computed 21 place invariants in 17 ms
[2020-06-03 21:37:37] [INFO ] Dead Transitions using invariants and state equation in 9694 ms returned []
Finished structural reductions, in 1 iterations. Remains : 441/441 places, 8421/8421 transitions.
Interrupted random walk after 73856 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=2 ) properties seen :[0, 0]
// Phase 1: matrix 8421 rows 441 cols
[2020-06-03 21:38:07] [INFO ] Computed 21 place invariants in 16 ms
[2020-06-03 21:38:07] [INFO ] [Real]Absence check using 21 positive place invariants in 139 ms returned sat
[2020-06-03 21:38:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:38:13] [INFO ] [Real]Absence check using state equation in 6002 ms returned sat
[2020-06-03 21:38:13] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2020-06-03 21:38:15] [INFO ] [Real]Added 8020 Read/Feed constraints in 1392 ms returned sat
[2020-06-03 21:38:15] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:38:17] [INFO ] [Nat]Absence check using 21 positive place invariants in 1893 ms returned sat
[2020-06-03 21:38:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 21:38:23] [INFO ] [Nat]Absence check using state equation in 5963 ms returned sat
[2020-06-03 21:38:24] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1155 ms returned sat
[2020-06-03 21:38:25] [INFO ] Deduced a trap composed of 244 places in 706 ms
[2020-06-03 21:38:26] [INFO ] Deduced a trap composed of 243 places in 668 ms
[2020-06-03 21:38:26] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 2145 ms
[2020-06-03 21:38:27] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 756 ms.
[2020-06-03 21:38:35] [INFO ] Added : 80 causal constraints over 16 iterations in 8772 ms. Result :(error "Failed to check-sat")
[2020-06-03 21:38:35] [INFO ] [Real]Absence check using 21 positive place invariants in 130 ms returned sat
[2020-06-03 21:38:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:38:41] [INFO ] [Real]Absence check using state equation in 5781 ms returned sat
[2020-06-03 21:38:42] [INFO ] [Real]Added 8020 Read/Feed constraints in 1251 ms returned sat
[2020-06-03 21:38:42] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:38:44] [INFO ] [Nat]Absence check using 21 positive place invariants in 1872 ms returned sat
[2020-06-03 21:38:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 21:38:50] [INFO ] [Nat]Absence check using state equation in 5900 ms returned sat
[2020-06-03 21:38:51] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1104 ms returned sat
[2020-06-03 21:38:52] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 598 ms.
[2020-06-03 21:39:02] [INFO ] Added : 100 causal constraints over 20 iterations in 10904 ms. Result :(error "Failed to check-sat")
Drop transitions removed 7600 transitions
Redundant transition composition rules discarded 7600 transitions
Iterating global reduction 0 with 7600 rules applied. Total rules applied 7600 place count 441 transition count 821
Applied a total of 7600 rules in 100 ms. Remains 441 /441 variables (removed 0) and now considering 821/8421 (removed 7600) transitions.
// Phase 1: matrix 821 rows 441 cols
[2020-06-03 21:39:03] [INFO ] Computed 21 place invariants in 2 ms
[2020-06-03 21:39:03] [INFO ] [Real]Absence check using 21 positive place invariants in 125 ms returned sat
[2020-06-03 21:39:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:39:04] [INFO ] [Real]Absence check using state equation in 1010 ms returned sat
[2020-06-03 21:39:04] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:39:06] [INFO ] [Nat]Absence check using 21 positive place invariants in 1709 ms returned sat
[2020-06-03 21:39:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 21:39:07] [INFO ] [Nat]Absence check using state equation in 1105 ms returned sat
[2020-06-03 21:39:07] [INFO ] Computed and/alt/rep : 800/8400/800 causal constraints in 64 ms.
[2020-06-03 21:39:23] [INFO ] Added : 743 causal constraints over 150 iterations in 15865 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 128 ms.
[2020-06-03 21:39:23] [INFO ] [Real]Absence check using 21 positive place invariants in 132 ms returned sat
[2020-06-03 21:39:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 21:39:25] [INFO ] [Real]Absence check using state equation in 1204 ms returned sat
[2020-06-03 21:39:25] [INFO ] Computed and/alt/rep : 800/8400/800 causal constraints in 48 ms.
[2020-06-03 21:39:25] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 21:39:27] [INFO ] [Nat]Absence check using 21 positive place invariants in 1803 ms returned sat
[2020-06-03 21:39:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 21:39:28] [INFO ] [Nat]Absence check using state equation in 1094 ms returned sat
[2020-06-03 21:39:28] [INFO ] Computed and/alt/rep : 800/8400/800 causal constraints in 41 ms.
[2020-06-03 21:39:47] [INFO ] Added : 780 causal constraints over 156 iterations in 19042 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 144 ms.
[2020-06-03 21:39:47] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 104 ms.
[2020-06-03 21:39:47] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 80 ms.
[2020-06-03 21:39:51] [INFO ] Flatten gal took : 3322 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ TokenRing-COL-020 @ 3570 seconds
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427364 kB
MemFree: 6382520 kB
After kill :
MemTotal: 16427364 kB
MemFree: 16119436 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="TokenRing-COL-020"
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 TokenRing-COL-020, 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 r194-csrt-159033390000423"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-020.tgz
mv TokenRing-COL-020 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 ;