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-159033390100519.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-PT-040, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-csrt-159033390100519
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 371M
-rw-r--r-- 1 mcc users 552K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 1.8M Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 32M Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 87M 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 1.1M Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 3.6M Apr 28 14:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 22M Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 62M Apr 28 14:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 838K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 2.6M Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 31M Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81M Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 193K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 457K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_col
-rw-r--r-- 1 mcc users 4 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 6 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 47M 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-PT-040-ReachabilityFireability-00
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-01
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-02
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-03
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-04
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-05
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-06
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-07
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-08
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-09
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-10
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-11
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-12
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-13
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-14
FORMULA_NAME TokenRing-PT-040-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591229474948

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-04 00:11:17] [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]
[2020-06-04 00:11:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-04 00:11:20] [INFO ] Load time of PNML (sax parser for PT used): 2337 ms
[2020-06-04 00:11:20] [INFO ] Transformed 1681 places.
[2020-06-04 00:11:20] [INFO ] Transformed 65641 transitions.
[2020-06-04 00:11:20] [INFO ] Found NUPN structural information;
[2020-06-04 00:11:20] [INFO ] Parsed PT model containing 1681 places and 65641 transitions in 2740 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 6174 ms.
Working with output stream class java.io.PrintStream
Interrupted random walk after 2522 steps, including 0 resets, run timeout after 30006 ms. (steps per millisecond=0 ) properties seen :[0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA TokenRing-PT-040-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-040-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-040-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-040-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 300 steps, including 0 resets, run timeout after 5571 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 195 steps, including 0 resets, run timeout after 6097 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 674 steps, including 0 resets, run timeout after 5086 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 585 steps, including 0 resets, run timeout after 5049 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2320 steps, including 0 resets, run timeout after 5013 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2448 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2366 steps, including 0 resets, run timeout after 5005 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2525 steps, including 0 resets, run timeout after 5005 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2701 steps, including 0 resets, run timeout after 5019 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2692 steps, including 0 resets, run timeout after 5004 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3194 steps, including 0 resets, run timeout after 5009 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2822 steps, including 0 resets, run timeout after 5037 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 65641 rows 1681 cols
[2020-06-04 00:13:00] [INFO ] Computed 41 place invariants in 486 ms
[2020-06-04 00:13:05] [INFO ] [Real]Absence check using 41 positive place invariants in 3032 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 00:13:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:05] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 0
[2020-06-04 00:13:10] [INFO ] [Real]Absence check using 41 positive place invariants in 3032 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 00:13:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:10] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 1
[2020-06-04 00:13:12] [INFO ] [Real]Absence check using 41 positive place invariants in 1359 ms returned sat
[2020-06-04 00:13:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:15] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 2
[2020-06-04 00:13:18] [INFO ] [Real]Absence check using 41 positive place invariants in 1765 ms returned sat
[2020-06-04 00:13:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:20] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 3
[2020-06-04 00:13:21] [INFO ] [Real]Absence check using 41 positive place invariants in 102 ms returned sat
[2020-06-04 00:13:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:25] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 4
[2020-06-04 00:13:26] [INFO ] [Real]Absence check using 41 positive place invariants in 149 ms returned sat
[2020-06-04 00:13:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 5
[2020-06-04 00:13:31] [INFO ] [Real]Absence check using 41 positive place invariants in 137 ms returned sat
[2020-06-04 00:13:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:35] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 6
[2020-06-04 00:13:36] [INFO ] [Real]Absence check using 41 positive place invariants in 109 ms returned sat
[2020-06-04 00:13:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:40] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 7
[2020-06-04 00:13:41] [INFO ] [Real]Absence check using 41 positive place invariants in 103 ms returned sat
[2020-06-04 00:13:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:45] [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 (>= t63334 0)") while checking expression at index 8
[2020-06-04 00:13:46] [INFO ] [Real]Absence check using 41 positive place invariants in 95 ms returned sat
[2020-06-04 00:13:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:50] [INFO ] [Real]Absence check using state equation in 4717 ms returned (error "Solver has unexpectedly terminated")
[2020-06-04 00:13:51] [INFO ] [Real]Absence check using 41 positive place invariants in 139 ms returned sat
[2020-06-04 00:13:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:13:56] [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 (>= t64769 0)") while checking expression at index 10
[2020-06-04 00:13:56] [INFO ] [Real]Absence check using 41 positive place invariants in 102 ms returned sat
[2020-06-04 00:13:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:14:01] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 11
Support contains 1681 out of 1681 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1681/1681 places, 65641/65641 transitions.
Applied a total of 0 rules in 519 ms. Remains 1681 /1681 variables (removed 0) and now considering 65641/65641 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1681/1681 places, 65641/65641 transitions.
Interrupted random walk after 1640 steps, including 0 resets, run timeout after 30063 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 158 steps, including 0 resets, run timeout after 5965 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 120 steps, including 0 resets, run timeout after 7030 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 380 steps, including 0 resets, run timeout after 5037 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 266 steps, including 0 resets, run timeout after 5121 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2471 steps, including 0 resets, run timeout after 5006 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2473 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2403 steps, including 0 resets, run timeout after 5019 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2620 steps, including 0 resets, run timeout after 5013 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2724 steps, including 0 resets, run timeout after 5009 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2434 steps, including 0 resets, run timeout after 5005 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2676 steps, including 0 resets, run timeout after 5004 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2724 steps, including 0 resets, run timeout after 5023 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted probabilistic random walk after 3951 steps, run timeout after 30003 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Probabilistic random walk after 3951 steps, saw 1273 distinct states, run finished after 30003 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 65641 rows 1681 cols
[2020-06-04 00:16:06] [INFO ] Computed 41 place invariants in 174 ms
[2020-06-04 00:16:13] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:16:16] [INFO ] [Real]Absence check using 41 positive place invariants in 9112 ms returned unknown
[2020-06-04 00:16:23] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:16:26] [INFO ] [Real]Absence check using 41 positive place invariants in 9123 ms returned unknown
[2020-06-04 00:16:28] [INFO ] [Real]Absence check using 41 positive place invariants in 1253 ms returned sat
[2020-06-04 00:16:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:16:40] [INFO ] [Real]Absence check using state equation in 11587 ms returned sat
[2020-06-04 00:16:41] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:17:26] [INFO ] [Nat]Absence check using 41 positive place invariants in 44429 ms returned (error "Failed to check-sat")
[2020-06-04 00:17:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:17:26] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 2
[2020-06-04 00:17:29] [INFO ] [Real]Absence check using 41 positive place invariants in 1997 ms returned sat
[2020-06-04 00:17:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:17:41] [INFO ] [Real]Absence check using state equation in 12442 ms returned sat
[2020-06-04 00:17:42] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:17:45] [INFO ] [Nat]Absence check using 41 positive place invariants in 2185 ms returned unsat
[2020-06-04 00:17:46] [INFO ] [Real]Absence check using 41 positive place invariants in 110 ms returned sat
[2020-06-04 00:17:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:17:58] [INFO ] [Real]Absence check using state equation in 11981 ms returned sat
[2020-06-04 00:18:01] [INFO ] State equation strengthened by 64040 read => feed constraints.
[2020-06-04 00:18:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:18:20] [INFO ] [Real]Added 64040 Read/Feed constraints in 19528 ms returned unknown
[2020-06-04 00:18:21] [INFO ] [Real]Absence check using 41 positive place invariants in 126 ms returned sat
[2020-06-04 00:18:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:18:33] [INFO ] [Real]Absence check using state equation in 11939 ms returned sat
[2020-06-04 00:18:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:18:53] [INFO ] [Real]Added 64040 Read/Feed constraints in 19683 ms returned unknown
[2020-06-04 00:18:53] [INFO ] [Real]Absence check using 41 positive place invariants in 98 ms returned sat
[2020-06-04 00:18:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:19:06] [INFO ] [Real]Absence check using state equation in 12185 ms returned sat
[2020-06-04 00:19:23] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:19:26] [INFO ] [Real]Added 64040 Read/Feed constraints in 19798 ms returned unknown
[2020-06-04 00:19:27] [INFO ] [Real]Absence check using 41 positive place invariants in 130 ms returned sat
[2020-06-04 00:19:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:19:38] [INFO ] [Real]Absence check using state equation in 11737 ms returned sat
[2020-06-04 00:19:55] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:19:58] [INFO ] [Real]Added 64040 Read/Feed constraints in 19165 ms returned unknown
[2020-06-04 00:19:59] [INFO ] [Real]Absence check using 41 positive place invariants in 128 ms returned sat
[2020-06-04 00:19:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:20:10] [INFO ] [Real]Absence check using state equation in 11801 ms returned sat
[2020-06-04 00:20:27] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:20:30] [INFO ] [Real]Added 64040 Read/Feed constraints in 19209 ms returned unknown
[2020-06-04 00:20:31] [INFO ] [Real]Absence check using 41 positive place invariants in 107 ms returned sat
[2020-06-04 00:20:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:20:44] [INFO ] [Real]Absence check using state equation in 12991 ms returned sat
[2020-06-04 00:21:02] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:21:05] [INFO ] [Real]Added 64040 Read/Feed constraints in 20199 ms returned unknown
[2020-06-04 00:21:05] [INFO ] [Real]Absence check using 41 positive place invariants in 140 ms returned sat
[2020-06-04 00:21:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:21:17] [INFO ] [Real]Absence check using state equation in 11500 ms returned sat
[2020-06-04 00:21:34] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:21:37] [INFO ] [Real]Added 64040 Read/Feed constraints in 19418 ms returned unknown
[2020-06-04 00:21:37] [INFO ] [Real]Absence check using 41 positive place invariants in 135 ms returned sat
[2020-06-04 00:21:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:21:49] [INFO ] [Real]Absence check using state equation in 11603 ms returned sat
[2020-06-04 00:22:06] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:22:09] [INFO ] [Real]Added 64040 Read/Feed constraints in 19179 ms returned unknown
FORMULA TokenRing-PT-040-ReachabilityFireability-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 1681 out of 1681 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1681/1681 places, 65641/65641 transitions.
Applied a total of 0 rules in 390 ms. Remains 1681 /1681 variables (removed 0) and now considering 65641/65641 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1681/1681 places, 65641/65641 transitions.
Interrupted random walk after 2644 steps, including 0 resets, run timeout after 30030 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 158 steps, including 0 resets, run timeout after 6400 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 120 steps, including 0 resets, run timeout after 7075 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 400 steps, including 0 resets, run timeout after 5059 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3156 steps, including 0 resets, run timeout after 5005 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2918 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2630 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2793 steps, including 0 resets, run timeout after 5010 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2726 steps, including 0 resets, run timeout after 5006 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2507 steps, including 0 resets, run timeout after 5026 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3221 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3282 steps, including 0 resets, run timeout after 5012 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted probabilistic random walk after 11590 steps, run timeout after 30005 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Probabilistic random walk after 11590 steps, saw 3225 distinct states, run finished after 30006 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 65641 rows 1681 cols
[2020-06-04 00:24:09] [INFO ] Computed 41 place invariants in 124 ms
[2020-06-04 00:24:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:24:20] [INFO ] [Real]Absence check using 41 positive place invariants in 9200 ms returned unknown
[2020-06-04 00:24:27] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:24:30] [INFO ] [Real]Absence check using 41 positive place invariants in 9106 ms returned unknown
[2020-06-04 00:24:32] [INFO ] [Real]Absence check using 41 positive place invariants in 1458 ms returned sat
[2020-06-04 00:24:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:24:45] [INFO ] [Real]Absence check using state equation in 12139 ms returned sat
[2020-06-04 00:24:45] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:25:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:25:30] [INFO ] [Nat]Absence check using 41 positive place invariants in 44463 ms returned (error "Failed to check-sat")
[2020-06-04 00:25:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:25:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 2
[2020-06-04 00:25:31] [INFO ] [Real]Absence check using 41 positive place invariants in 134 ms returned sat
[2020-06-04 00:25:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:25:42] [INFO ] [Real]Absence check using state equation in 11461 ms returned sat
[2020-06-04 00:25:45] [INFO ] State equation strengthened by 64040 read => feed constraints.
[2020-06-04 00:26:01] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:26:04] [INFO ] [Real]Added 64040 Read/Feed constraints in 19197 ms returned unknown
[2020-06-04 00:26:05] [INFO ] [Real]Absence check using 41 positive place invariants in 96 ms returned sat
[2020-06-04 00:26:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:26:17] [INFO ] [Real]Absence check using state equation in 11963 ms returned sat
[2020-06-04 00:26:34] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:26:37] [INFO ] [Real]Added 64040 Read/Feed constraints in 19471 ms returned unknown
[2020-06-04 00:26:37] [INFO ] [Real]Absence check using 41 positive place invariants in 92 ms returned sat
[2020-06-04 00:26:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:26:49] [INFO ] [Real]Absence check using state equation in 12000 ms returned sat
[2020-06-04 00:27:07] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:27:10] [INFO ] [Real]Added 64040 Read/Feed constraints in 19754 ms returned unknown
[2020-06-04 00:27:10] [INFO ] [Real]Absence check using 41 positive place invariants in 98 ms returned sat
[2020-06-04 00:27:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:27:22] [INFO ] [Real]Absence check using state equation in 11996 ms returned sat
[2020-06-04 00:27:41] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:27:44] [INFO ] [Real]Added 64040 Read/Feed constraints in 20206 ms returned unknown
[2020-06-04 00:27:44] [INFO ] [Real]Absence check using 41 positive place invariants in 104 ms returned sat
[2020-06-04 00:27:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:27:56] [INFO ] [Real]Absence check using state equation in 11984 ms returned sat
[2020-06-04 00:28:13] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:28:16] [INFO ] [Real]Added 64040 Read/Feed constraints in 18643 ms returned unknown
[2020-06-04 00:28:16] [INFO ] [Real]Absence check using 41 positive place invariants in 134 ms returned sat
[2020-06-04 00:28:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:28:28] [INFO ] [Real]Absence check using state equation in 11695 ms returned sat
[2020-06-04 00:28:44] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:28:47] [INFO ] [Real]Added 64040 Read/Feed constraints in 18512 ms returned unknown
[2020-06-04 00:28:47] [INFO ] [Real]Absence check using 41 positive place invariants in 96 ms returned sat
[2020-06-04 00:28:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:28:59] [INFO ] [Real]Absence check using state equation in 11537 ms returned sat
[2020-06-04 00:29:15] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:29:18] [INFO ] [Real]Added 64040 Read/Feed constraints in 18605 ms returned unknown
[2020-06-04 00:29:19] [INFO ] [Real]Absence check using 41 positive place invariants in 135 ms returned sat
[2020-06-04 00:29:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:29:30] [INFO ] [Real]Absence check using state equation in 11424 ms returned sat
[2020-06-04 00:29:46] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:29:49] [INFO ] [Real]Added 64040 Read/Feed constraints in 18328 ms returned unknown
Support contains 1681 out of 1681 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1681/1681 places, 65641/65641 transitions.
Applied a total of 0 rules in 369 ms. Remains 1681 /1681 variables (removed 0) and now considering 65641/65641 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1681/1681 places, 65641/65641 transitions.
Starting structural reductions, iteration 0 : 1681/1681 places, 65641/65641 transitions.
Applied a total of 0 rules in 296 ms. Remains 1681 /1681 variables (removed 0) and now considering 65641/65641 (removed 0) transitions.
// Phase 1: matrix 65641 rows 1681 cols
[2020-06-04 00:29:50] [INFO ] Computed 41 place invariants in 134 ms
[2020-06-04 00:29:51] [INFO ] Implicit Places using invariants in 506 ms returned []
Implicit Place search using SMT only with invariants took 510 ms to find 0 implicit places.
// Phase 1: matrix 65641 rows 1681 cols
[2020-06-04 00:29:51] [INFO ] Computed 41 place invariants in 133 ms
[2020-06-04 00:30:21] [INFO ] Performed 9357/65641 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2020-06-04 00:30:51] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (and (>= s199 1) (>= s1205 1))") after 60180 ms
Finished structural reductions, in 1 iterations. Remains : 1681/1681 places, 65641/65641 transitions.
Interrupted random walk after 4520 steps, including 0 resets, run timeout after 30002 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 65641 rows 1681 cols
[2020-06-04 00:31:24] [INFO ] Computed 41 place invariants in 119 ms
[2020-06-04 00:31:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:31:34] [INFO ] [Real]Absence check using 41 positive place invariants in 9109 ms returned unknown
[2020-06-04 00:31:42] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:31:45] [INFO ] [Real]Absence check using 41 positive place invariants in 9228 ms returned unknown
[2020-06-04 00:31:47] [INFO ] [Real]Absence check using 41 positive place invariants in 1412 ms returned sat
[2020-06-04 00:31:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:31:59] [INFO ] [Real]Absence check using state equation in 12126 ms returned sat
[2020-06-04 00:32:00] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:32:20] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:32:20] [INFO ] [Nat]Absence check using 41 positive place invariants in 19452 ms returned (error "Failed to check-sat")
[2020-06-04 00:32:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:32:20] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 2
[2020-06-04 00:32:20] [INFO ] [Real]Absence check using 41 positive place invariants in 106 ms returned sat
[2020-06-04 00:32:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:32:32] [INFO ] [Real]Absence check using state equation in 11756 ms returned sat
[2020-06-04 00:32:35] [INFO ] State equation strengthened by 64040 read => feed constraints.
[2020-06-04 00:32:40] [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 (=> (> t22921 0) (or (> t1793 0) (> t4292 0) (> t5707 0) (> t6570 0) (> t7001 0) (> t10206 0) (> t10530 0) (> t13351 0) (> t13764 0) (> t15455 0) (> t16102 0) (> t16584 0) (> t19320 0) (> t19649 0) (> t19777 0) (> t20634 0) (> t22525 0) (> t23430 0) (> t23469 0) (> t24142 0) (> t24252 0) (> t26754 0) (> t28715 0) (> t29349 0) (> t29903 0) (> t30052 0) (> t30174 0) (> t35281 0) (> t35282 0) (> t38135 0) (> t42078 0) (> t42807 0) (> t44530 0) (> t47460 0) (> t49839 0) (> t49979 0) (> t54156 0) (> t58982 0) (> t63201 0) (> t63630 0)))") while checking expression at index 3
[2020-06-04 00:32:40] [INFO ] [Real]Absence check using 41 positive place invariants in 94 ms returned sat
[2020-06-04 00:32:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:32:53] [INFO ] [Real]Absence check using state equation in 12317 ms returned sat
[2020-06-04 00:33:00] [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 (=> (> t32124 0) (or (> t967 0) (> t4358 0) (> t7013 0) (> t12060 0) (> t14945 0) (> t15699 0) (> t17731 0) (> t20197 0) (> t21394 0) (> t22985 0) (> t24788 0) (> t25897 0) (> t27675 0) (> t27903 0) (> t28024 0) (> t29011 0) (> t29238 0) (> t30319 0) (> t34245 0) (> t37237 0) (> t39586 0) (> t41094 0) (> t42047 0) (> t43375 0) (> t44840 0) (> t45090 0) (> t45912 0) (> t46980 0) (> t50413 0) (> t53684 0) (> t55127 0) (> t55539 0) (> t57330 0) (> t57719 0) (> t57764 0) (> t59908 0) (> t60458 0) (> t62613 0) (> t63725 0) (> t64676 0)))") while checking expression at index 4
[2020-06-04 00:33:00] [INFO ] [Real]Absence check using 41 positive place invariants in 94 ms returned sat
[2020-06-04 00:33:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:33:12] [INFO ] [Real]Absence check using state equation in 12087 ms returned sat
[2020-06-04 00:33:20] [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 (=> (> t31429 0) (or (> t253 0) (> t593 0) (> t1227 0) (> t4093 0) (> t7442 0) (> t10946 0) (> t11323 0) (> t11366 0) (> t16288 0) (> t17464 0) (> t17700 0) (> t17930 0) (> t19283 0) (> t19705 0) (> t19718 0) (> t20545 0) (> t22004 0) (> t22919 0) (> t23651 0) (> t23931 0) (> t24414 0) (> t30249 0) (> t30608 0) (> t31446 0) (> t34074 0) (> t38539 0) (> t38845 0) (> t39822 0) (> t40226 0) (> t44156 0) (> t44659 0) (> t46358 0) (> t48637 0) (> t49713 0) (> t50309 0) (> t53495 0) (> t58172 0) (> t58427 0) (> t62752 0) (> t65027 0)))") while checking expression at index 5
[2020-06-04 00:33:20] [INFO ] [Real]Absence check using 41 positive place invariants in 98 ms returned sat
[2020-06-04 00:33:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:33:33] [INFO ] [Real]Absence check using state equation in 12374 ms returned sat
[2020-06-04 00:33:40] [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 (=> (> t29687 0) (or (> t236 0) (> t1579 0) (> t1645 0) (> t2213 0) (> t2231 0) (> t2489 0) (> t3482 0) (> t4097 0) (> t5971 0) (> t8668 0) (> t11888 0) (> t12962 0) (> t14835 0) (> t20111 0) (> t21636 0) (> t22170 0) (> t24445 0) (> t24566 0) (> t27221 0) (> t28603 0) (> t30493 0) (> t32193 0) (> t32844 0) (> t33998 0) (> t34112 0) (> t36755 0) (> t37210 0) (> t39086 0) (> t39403 0) (> t44320 0) (> t47618 0) (> t48884 0) (> t49848 0) (> t56301 0) (> t57490 0) (> t58685 0) (> t58687 0) (> t58958 0) (> t61606 0) (> t62375 0)))") while checking expression at index 6
[2020-06-04 00:33:40] [INFO ] [Real]Absence check using 41 positive place invariants in 108 ms returned sat
[2020-06-04 00:33:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:33:52] [INFO ] [Real]Absence check using state equation in 11913 ms returned sat
[2020-06-04 00:34:00] [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 (=> (> t31896 0) (or (> t1153 0) (> t5254 0) (> t8152 0) (> t8269 0) (> t9349 0) (> t11153 0) (> t13460 0) (> t13960 0) (> t14711 0) (> t15752 0) (> t16090 0) (> t20787 0) (> t22302 0) (> t24491 0) (> t25025 0) (> t27013 0) (> t29029 0) (> t29333 0) (> t33314 0) (> t34380 0) (> t35365 0) (> t35866 0) (> t36293 0) (> t37707 0) (> t38147 0) (> t38185 0) (> t42573 0) (> t42849 0) (> t44315 0) (> t44496 0) (> t46765 0) (> t48139 0) (> t50530 0) (> t51732 0) (> t55026 0) (> t56340 0) (> t59442 0) (> t59768 0) (> t64949 0) (> t65116 0)))") while checking expression at index 7
[2020-06-04 00:34:00] [INFO ] [Real]Absence check using 41 positive place invariants in 123 ms returned sat
[2020-06-04 00:34:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:34:13] [INFO ] [Real]Absence check using state equation in 12168 ms returned sat
[2020-06-04 00:34:20] [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 (=> (> t32217 0) (or (> t5398 0) (> t6878 0) (> t8688 0) (> t10929 0) (> t12360 0) (> t13161 0) (> t14063 0) (> t14568 0) (> t15373 0) (> t15836 0) (> t16248 0) (> t16325 0) (> t17881 0) (> t22348 0) (> t23148 0) (> t27645 0) (> t29669 0) (> t29886 0) (> t31607 0) (> t33337 0) (> t34023 0) (> t35665 0) (> t35851 0) (> t37766 0) (> t39104 0) (> t39170 0) (> t42759 0) (> t43761 0) (> t44061 0) (> t44762 0) (> t45729 0) (> t47599 0) (> t56365 0) (> t57847 0) (> t60019 0) (> t61487 0) (> t63027 0) (> t63171 0) (> t63379 0) (> t64589 0)))") while checking expression at index 8
[2020-06-04 00:34:20] [INFO ] [Real]Absence check using 41 positive place invariants in 103 ms returned sat
[2020-06-04 00:34:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:34:33] [INFO ] [Real]Absence check using state equation in 12340 ms returned sat
[2020-06-04 00:34:40] [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 (=> (> t27764 0) (or (> t270 0) (> t1554 0) (> t1763 0) (> t7414 0) (> t9815 0) (> t10759 0) (> t11405 0) (> t11442 0) (> t13019 0) (> t17619 0) (> t20619 0) (> t21584 0) (> t24107 0) (> t24951 0) (> t25685 0) (> t28292 0) (> t28861 0) (> t30100 0) (> t33098 0) (> t34933 0) (> t36195 0) (> t38674 0) (> t38961 0) (> t39759 0) (> t40782 0) (> t44870 0) (> t45029 0) (> t46154 0) (> t50864 0) (> t53156 0) (> t56009 0) (> t58780 0) (> t59554 0) (> t62785 0) (> t62915 0) (> t63491 0) (> t63525 0) (> t65104 0) (> t65129 0) (> t65139 0)))") while checking expression at index 9
[2020-06-04 00:34:40] [INFO ] [Real]Absence check using 41 positive place invariants in 119 ms returned sat
[2020-06-04 00:34:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:34:53] [INFO ] [Real]Absence check using state equation in 12356 ms returned sat
[2020-06-04 00:35:00] [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 (=> (> t29506 0) (or (> t355 0) (> t2866 0) (> t4148 0) (> t5349 0) (> t10266 0) (> t13698 0) (> t14504 0) (> t14647 0) (> t14654 0) (> t14785 0) (> t15207 0) (> t15450 0) (> t18599 0) (> t20167 0) (> t20837 0) (> t21188 0) (> t22922 0) (> t25551 0) (> t27469 0) (> t27669 0) (> t28366 0) (> t28878 0) (> t30223 0) (> t31233 0) (> t37681 0) (> t37744 0) (> t38158 0) (> t38168 0) (> t38718 0) (> t44237 0) (> t44971 0) (> t47975 0) (> t51249 0) (> t52036 0) (> t55152 0) (> t58484 0) (> t61856 0) (> t63192 0) (> t63634 0) (> t63828 0)))") while checking expression at index 10
Applied a total of 0 rules in 185 ms. Remains 1681 /1681 variables (removed 0) and now considering 65641/65641 (removed 0) transitions.
// Phase 1: matrix 65641 rows 1681 cols
[2020-06-04 00:35:01] [INFO ] Computed 41 place invariants in 129 ms
[2020-06-04 00:35:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:35:12] [INFO ] [Real]Absence check using 41 positive place invariants in 9163 ms returned unknown
[2020-06-04 00:35:20] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:35:23] [INFO ] [Real]Absence check using 41 positive place invariants in 9146 ms returned unknown
[2020-06-04 00:35:25] [INFO ] [Real]Absence check using 41 positive place invariants in 1344 ms returned sat
[2020-06-04 00:35:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:35:38] [INFO ] [Real]Absence check using state equation in 12588 ms returned sat
[2020-06-04 00:35:39] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:36:24] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:36:24] [INFO ] [Nat]Absence check using 41 positive place invariants in 44406 ms returned (error "Failed to check-sat")
[2020-06-04 00:36:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:36:24] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 2
[2020-06-04 00:36:24] [INFO ] [Real]Absence check using 41 positive place invariants in 97 ms returned sat
[2020-06-04 00:36:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:36:36] [INFO ] [Real]Absence check using state equation in 12271 ms returned sat
[2020-06-04 00:36:44] [INFO ] Computed and/alt/rep : 64040/2560040/64040 causal constraints in 5717 ms.
[2020-06-04 00:36:46] [INFO ] Added : 0 causal constraints over 0 iterations in 8130 ms. Result :sat
[2020-06-04 00:36:51] [INFO ] [Real]Absence check using 41 positive place invariants in 125 ms returned sat
[2020-06-04 00:36:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:37:04] [INFO ] [Real]Absence check using state equation in 12447 ms returned sat
[2020-06-04 00:37:12] [INFO ] Computed and/alt/rep : 64040/2560040/64040 causal constraints in 6135 ms.
[2020-06-04 00:37:14] [INFO ] Added : 0 causal constraints over 0 iterations in 8554 ms. Result :sat
[2020-06-04 00:37:20] [INFO ] [Real]Absence check using 41 positive place invariants in 106 ms returned sat
[2020-06-04 00:37:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:37:33] [INFO ] [Real]Absence check using state equation in 12826 ms returned sat
[2020-06-04 00:37:41] [INFO ] Computed and/alt/rep : 64040/2560040/64040 causal constraints in 6133 ms.
[2020-06-04 00:37:43] [INFO ] Added : 0 causal constraints over 0 iterations in 8257 ms. Result :sat
[2020-06-04 00:37:49] [INFO ] [Real]Absence check using 41 positive place invariants in 131 ms returned sat
[2020-06-04 00:37:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:38:01] [INFO ] [Real]Absence check using state equation in 11750 ms returned sat
[2020-06-04 00:38:09] [INFO ] Computed and/alt/rep : 64040/2560040/64040 causal constraints in 5661 ms.
[2020-06-04 00:38:11] [INFO ] Added : 0 causal constraints over 0 iterations in 7512 ms. Result :sat
[2020-06-04 00:38:16] [INFO ] [Real]Absence check using 41 positive place invariants in 96 ms returned sat
[2020-06-04 00:38:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:38:28] [INFO ] [Real]Absence check using state equation in 12023 ms returned sat
[2020-06-04 00:38:35] [INFO ] Computed and/alt/rep : 64040/2560040/64040 causal constraints in 5177 ms.
[2020-06-04 00:38:37] [INFO ] Added : 0 causal constraints over 0 iterations in 7108 ms. Result :sat
[2020-06-04 00:38:42] [INFO ] [Real]Absence check using 41 positive place invariants in 118 ms returned sat
[2020-06-04 00:38:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:38:55] [INFO ] [Real]Absence check using state equation in 12540 ms returned sat
[2020-06-04 00:39:02] [INFO ] Computed and/alt/rep : 64040/2560040/64040 causal constraints in 5384 ms.
[2020-06-04 00:39:04] [INFO ] Added : 0 causal constraints over 0 iterations in 7612 ms. Result :sat
[2020-06-04 00:39:10] [INFO ] [Real]Absence check using 41 positive place invariants in 107 ms returned sat
[2020-06-04 00:39:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:39:22] [INFO ] [Real]Absence check using state equation in 12323 ms returned sat
[2020-06-04 00:39:29] [INFO ] Computed and/alt/rep : 64040/2560040/64040 causal constraints in 5288 ms.
[2020-06-04 00:39:32] [INFO ] Added : 0 causal constraints over 0 iterations in 7730 ms. Result :sat
[2020-06-04 00:39:37] [INFO ] [Real]Absence check using 41 positive place invariants in 117 ms returned sat
[2020-06-04 00:39:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:39:49] [INFO ] [Real]Absence check using state equation in 12380 ms returned sat
[2020-06-04 00:39:57] [INFO ] Computed and/alt/rep : 64040/2560040/64040 causal constraints in 5458 ms.
[2020-06-04 00:39:59] [INFO ] Added : 0 causal constraints over 0 iterations in 7460 ms. Result :sat
[2020-06-04 00:40:05] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 1477 ms.
[2020-06-04 00:40:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 248 ms.
[2020-06-04 00:47:10] [INFO ] Flatten gal took : 421468 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ TokenRing-PT-040 @ 3570 seconds
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 4856184 kB
After kill :
MemTotal: 16427332 kB
MemFree: 15061592 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-PT-040"
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-PT-040, 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-159033390100519"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-PT-040.tgz
mv TokenRing-PT-040 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 ;