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-159033390100511.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-030, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-csrt-159033390100511
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 140M
-rw-r--r-- 1 mcc users 476K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 1.6M Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 16M Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 42M 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 664K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 2.4M Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 8.4M Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 23M Apr 28 14:03 LTLFireability.xml
-rw-r--r-- 1 mcc users 246K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 743K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1M Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 19M Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 110K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 262K 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 20M 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-030-ReachabilityFireability-00
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-01
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-02
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-03
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-04
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-05
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-06
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-07
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-08
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-09
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-10
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-11
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-12
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-13
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-14
FORMULA_NAME TokenRing-PT-030-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591228535255

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 23:55:37] [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 23:55:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 23:55:38] [INFO ] Load time of PNML (sax parser for PT used): 778 ms
[2020-06-03 23:55:38] [INFO ] Transformed 961 places.
[2020-06-03 23:55:38] [INFO ] Transformed 27931 transitions.
[2020-06-03 23:55:38] [INFO ] Found NUPN structural information;
[2020-06-03 23:55:38] [INFO ] Parsed PT model containing 961 places and 27931 transitions in 1045 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 1546 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 18759 ms. (steps per millisecond=0 ) properties seen :[1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA TokenRing-PT-030-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-030-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-030-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-030-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-030-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-030-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 2190 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]
Interrupted Best-First random walk after 2372 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]
Interrupted Best-First random walk after 3299 steps, including 0 resets, run timeout after 5003 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3193 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]
Interrupted Best-First random walk after 3306 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 1, 0, 0, 0, 0, 0]
FORMULA TokenRing-PT-030-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 3441 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3267 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 4217 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 4169 steps, including 0 resets, run timeout after 5003 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 4107 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 27931 rows 961 cols
[2020-06-03 23:56:49] [INFO ] Computed 31 place invariants in 211 ms
[2020-06-03 23:56:50] [INFO ] [Real]Absence check using 31 positive place invariants in 582 ms returned sat
[2020-06-03 23:56:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:56:54] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:56:54] [INFO ] [Real]Absence check using state equation in 3959 ms returned (error "Failed to check-sat")
[2020-06-03 23:56:55] [INFO ] [Real]Absence check using 31 positive place invariants in 488 ms returned sat
[2020-06-03 23:56:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:56:59] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:56:59] [INFO ] [Real]Absence check using state equation in 4026 ms returned (error "Failed to check-sat")
[2020-06-03 23:56:59] [INFO ] [Real]Absence check using 31 positive place invariants in 55 ms returned sat
[2020-06-03 23:56:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:57:04] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:57:04] [INFO ] [Real]Absence check using state equation in 4832 ms returned (error "Failed to check-sat")
[2020-06-03 23:57:04] [INFO ] [Real]Absence check using 31 positive place invariants in 66 ms returned sat
[2020-06-03 23:57:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:57:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:57:09] [INFO ] [Real]Absence check using state equation in 4830 ms returned (error "Failed to check-sat")
[2020-06-03 23:57:09] [INFO ] [Real]Absence check using 31 positive place invariants in 64 ms returned sat
[2020-06-03 23:57:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:57:14] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:57:14] [INFO ] [Real]Absence check using state equation in 4814 ms returned (error "Failed to check-sat")
[2020-06-03 23:57:14] [INFO ] [Real]Absence check using 31 positive place invariants in 54 ms returned sat
[2020-06-03 23:57:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:57:19] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:57:19] [INFO ] [Real]Absence check using state equation in 4833 ms returned (error "Failed to check-sat")
[2020-06-03 23:57:19] [INFO ] [Real]Absence check using 31 positive place invariants in 47 ms returned sat
[2020-06-03 23:57:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:57:24] [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 (= s88 (- (+ t123 t382 t1221 t2763 t3581 t4725 t4962 t5435 t7661 t9287 t9821 t10797 t14415 t15012 t15582 t15601 t16323 t17312 t17876 t19466 t19536 t20044 t20783 t21469 t22425 t24799 t24995 t25561 t26680 t26858) (+ t236 t1484 t3612 t5355 t6525 t7073 t7272 t7392 t9429 t9799 t9898 t10426 t11296 t13840 t14043 t15802 t17500 t18313 t18737 t19140 t19187 t19477 t19612 t20319 t20432 t21393 t21501 t22226 t25706 t26658)))") while checking expression at index 6
[2020-06-03 23:57:24] [INFO ] [Real]Absence check using 31 positive place invariants in 58 ms returned unsat
[2020-06-03 23:57:24] [INFO ] [Real]Absence check using 31 positive place invariants in 89 ms returned sat
[2020-06-03 23:57:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:57:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:57:29] [INFO ] [Real]Absence check using state equation in 4781 ms returned (error "Failed to check-sat")
FORMULA TokenRing-PT-030-ReachabilityFireability-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 961 out of 961 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 239 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 961/961 places, 27931/27931 transitions.
Interrupted random walk after 15121 steps, including 0 resets, run timeout after 30003 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2480 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 2440 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3984 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=0 ) properties seen :[0, 0, 1, 0, 0, 0, 0, 0]
FORMULA TokenRing-PT-030-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 3797 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3429 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 4254 steps, including 0 resets, run timeout after 5003 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3233 steps, including 0 resets, run timeout after 5005 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 3940 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 27931 rows 961 cols
[2020-06-03 23:58:40] [INFO ] Computed 31 place invariants in 90 ms
[2020-06-03 23:58:41] [INFO ] [Real]Absence check using 31 positive place invariants in 571 ms returned sat
[2020-06-03 23:58:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:59:16] [INFO ] [Real]Absence check using state equation in 35569 ms returned sat
[2020-06-03 23:59:17] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:59:19] [INFO ] [Nat]Absence check using 31 positive place invariants in 889 ms returned unsat
[2020-06-03 23:59:20] [INFO ] [Real]Absence check using 31 positive place invariants in 683 ms returned sat
[2020-06-03 23:59:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:59:56] [INFO ] [Real]Absence check using state equation in 36734 ms returned sat
[2020-06-03 23:59:57] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:59:58] [INFO ] [Nat]Absence check using 31 positive place invariants in 1037 ms returned unsat
[2020-06-03 23:59:58] [INFO ] [Real]Absence check using 31 positive place invariants in 57 ms returned sat
[2020-06-03 23:59:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:00:33] [INFO ] [Real]Absence check using state equation in 34977 ms returned sat
[2020-06-04 00:00:35] [INFO ] State equation strengthened by 27030 read => feed constraints.
[2020-06-04 00:00:43] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:00:43] [INFO ] [Real]Added 27030 Read/Feed constraints in 8467 ms returned unknown
[2020-06-04 00:00:43] [INFO ] [Real]Absence check using 31 positive place invariants in 47 ms returned sat
[2020-06-04 00:00:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:01:18] [INFO ] [Real]Absence check using state equation in 35099 ms returned sat
[2020-06-04 00:01:27] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:01:28] [INFO ] [Real]Added 27030 Read/Feed constraints in 9266 ms returned unknown
[2020-06-04 00:01:28] [INFO ] [Real]Absence check using 31 positive place invariants in 50 ms returned sat
[2020-06-04 00:01:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:02:03] [INFO ] [Real]Absence check using state equation in 34284 ms returned sat
[2020-06-04 00:02:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:02:13] [INFO ] [Real]Added 27030 Read/Feed constraints in 10115 ms returned unknown
[2020-06-04 00:02:13] [INFO ] [Real]Absence check using 31 positive place invariants in 73 ms returned sat
[2020-06-04 00:02:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:02:48] [INFO ] [Real]Absence check using state equation in 34231 ms returned sat
[2020-06-04 00:02:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:02:58] [INFO ] [Real]Added 27030 Read/Feed constraints in 10174 ms returned unknown
[2020-06-04 00:02:58] [INFO ] [Real]Absence check using 31 positive place invariants in 71 ms returned sat
[2020-06-04 00:02:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:03:31] [INFO ] [Real]Absence check using state equation in 32739 ms returned sat
[2020-06-04 00:03:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:03:42] [INFO ] [Real]Added 27030 Read/Feed constraints in 10395 ms returned unknown
FORMULA TokenRing-PT-030-ReachabilityFireability-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA TokenRing-PT-030-ReachabilityFireability-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
This parikh vector is obviously unfeasible : no match in initial state.
This parikh vector is obviously unfeasible : no match in initial state.
This parikh vector is obviously unfeasible : no match in initial state.
This parikh vector is obviously unfeasible : no match in initial state.
This parikh vector is obviously unfeasible : no match in initial state.
Support contains 24 out of 961 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 1225 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 961/961 places, 27931/27931 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 22534 ms. (steps per millisecond=44 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 235898 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=47 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 247750 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=49 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 234525 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=46 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 240873 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=48 ) properties seen :[0, 0, 0, 0, 0]
Interrupted Best-First random walk after 235705 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=47 ) properties seen :[0, 0, 0, 0, 0]
Interrupted probabilistic random walk after 138735 steps, run timeout after 30001 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0]
Probabilistic random walk after 138735 steps, saw 28900 distinct states, run finished after 30001 ms. (steps per millisecond=4 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 27931 rows 961 cols
[2020-06-04 00:05:01] [INFO ] Computed 31 place invariants in 56 ms
[2020-06-04 00:05:01] [INFO ] [Real]Absence check using 31 positive place invariants in 55 ms returned sat
[2020-06-04 00:05:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:05:36] [INFO ] [Real]Absence check using state equation in 34565 ms returned sat
[2020-06-04 00:05:36] [INFO ] State equation strengthened by 27030 read => feed constraints.
[2020-06-04 00:05:44] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:05:46] [INFO ] [Real]Added 27030 Read/Feed constraints in 9471 ms returned unknown
[2020-06-04 00:05:46] [INFO ] [Real]Absence check using 31 positive place invariants in 50 ms returned sat
[2020-06-04 00:05:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:06:18] [INFO ] [Real]Absence check using state equation in 32154 ms returned sat
[2020-06-04 00:06:25] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:06:28] [INFO ] [Real]Added 27030 Read/Feed constraints in 9713 ms returned unknown
[2020-06-04 00:06:28] [INFO ] [Real]Absence check using 31 positive place invariants in 65 ms returned sat
[2020-06-04 00:06:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:07:00] [INFO ] [Real]Absence check using state equation in 31964 ms returned sat
[2020-06-04 00:07:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:07:11] [INFO ] [Real]Added 27030 Read/Feed constraints in 10131 ms returned unknown
[2020-06-04 00:07:11] [INFO ] [Real]Absence check using 31 positive place invariants in 57 ms returned sat
[2020-06-04 00:07:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:07:46] [INFO ] [Real]Absence check using state equation in 35229 ms returned sat
[2020-06-04 00:07:54] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:07:56] [INFO ] [Real]Added 27030 Read/Feed constraints in 9302 ms returned unknown
[2020-06-04 00:07:56] [INFO ] [Real]Absence check using 31 positive place invariants in 49 ms returned sat
[2020-06-04 00:07:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:08:31] [INFO ] [Real]Absence check using state equation in 35241 ms returned sat
[2020-06-04 00:08:39] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:08:41] [INFO ] [Real]Added 27030 Read/Feed constraints in 9263 ms returned unknown
This parikh vector is obviously unfeasible : no match in initial state.
This parikh vector is obviously unfeasible : no match in initial state.
This parikh vector is obviously unfeasible : no match in initial state.
This parikh vector is obviously unfeasible : no match in initial state.
This parikh vector is obviously unfeasible : no match in initial state.
Support contains 24 out of 961 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 950 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 961/961 places, 27931/27931 transitions.
Starting structural reductions, iteration 0 : 961/961 places, 27931/27931 transitions.
Applied a total of 0 rules in 818 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
// Phase 1: matrix 27931 rows 961 cols
[2020-06-04 00:08:43] [INFO ] Computed 31 place invariants in 49 ms
[2020-06-04 00:08:47] [INFO ] Implicit Places using invariants in 4380 ms returned []
Implicit Place search using SMT only with invariants took 4392 ms to find 0 implicit places.
// Phase 1: matrix 27931 rows 961 cols
[2020-06-04 00:08:47] [INFO ] Computed 31 place invariants in 96 ms
[2020-06-04 00:09:18] [INFO ] Performed 14011/27931 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2020-06-04 00:09:46] [INFO ] Dead Transitions using invariants and state equation in 58745 ms returned []
Finished structural reductions, in 1 iterations. Remains : 961/961 places, 27931/27931 transitions.
Incomplete random walk after 100000 steps, including 0 resets, run finished after 2070 ms. (steps per millisecond=48 ) properties seen :[0, 0, 0, 0, 0]
// Phase 1: matrix 27931 rows 961 cols
[2020-06-04 00:09:48] [INFO ] Computed 31 place invariants in 47 ms
[2020-06-04 00:09:48] [INFO ] [Real]Absence check using 31 positive place invariants in 45 ms returned sat
[2020-06-04 00:09:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:10:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:10:08] [INFO ] [Real]Absence check using state equation in 19847 ms returned (error "Failed to check-sat")
[2020-06-04 00:10:08] [INFO ] [Real]Absence check using 31 positive place invariants in 73 ms returned sat
[2020-06-04 00:10:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:10:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:10:28] [INFO ] [Real]Absence check using state equation in 19830 ms returned (error "Failed to check-sat")
[2020-06-04 00:10:28] [INFO ] [Real]Absence check using 31 positive place invariants in 50 ms returned sat
[2020-06-04 00:10:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:10:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:10:48] [INFO ] [Real]Absence check using state equation in 19818 ms returned unknown
[2020-06-04 00:10:48] [INFO ] [Real]Absence check using 31 positive place invariants in 120 ms returned sat
[2020-06-04 00:10:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:11:08] [INFO ] [Real]Absence check using state equation in 19743 ms returned unknown
[2020-06-04 00:11:08] [INFO ] [Real]Absence check using 31 positive place invariants in 73 ms returned sat
[2020-06-04 00:11:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:11:28] [INFO ] [Real]Absence check using state equation in 19802 ms returned (error "Failed to check-sat")
Graph (trivial) has 26513 edges and 961 vertex of which 937 / 961 are part of one of the 31 SCC in 72 ms
Free SCC test removed 906 places
Discarding 16 places :
Also discarding 13981 output transitions
Drop transitions removed 13981 transitions
Graph (complete) has 70 edges and 55 vertex of which 39 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.113 ms
Drop transitions removed 12532 transitions
Ensure Unique test removed 1348 transitions
Reduce isomorphic transitions removed 13880 transitions.
Iterating post reduction 0 with 13880 rules applied. Total rules applied 13882 place count 39 transition count 70
Drop transitions removed 28 transitions
Redundant transition composition rules discarded 28 transitions
Iterating global reduction 1 with 28 rules applied. Total rules applied 13910 place count 39 transition count 42
Applied a total of 13910 rules in 272 ms. Remains 39 /961 variables (removed 922) and now considering 42/27931 (removed 27889) transitions.
// Phase 1: matrix 42 rows 39 cols
[2020-06-04 00:11:29] [INFO ] Computed 15 place invariants in 0 ms
[2020-06-04 00:11:29] [INFO ] [Real]Absence check using 15 positive place invariants in 67 ms returned sat
[2020-06-04 00:11:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:29] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
[2020-06-04 00:11:29] [INFO ] Computed and/alt/rep : 27/32/27 causal constraints in 2 ms.
[2020-06-04 00:11:29] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:11:29] [INFO ] [Nat]Absence check using 15 positive place invariants in 12 ms returned sat
[2020-06-04 00:11:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:29] [INFO ] [Nat]Absence check using state equation in 40 ms returned sat
[2020-06-04 00:11:29] [INFO ] Computed and/alt/rep : 27/32/27 causal constraints in 20 ms.
[2020-06-04 00:11:29] [INFO ] Added : 6 causal constraints over 2 iterations in 38 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 4 ms.
[2020-06-04 00:11:29] [INFO ] [Real]Absence check using 15 positive place invariants in 6 ms returned sat
[2020-06-04 00:11:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:29] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2020-06-04 00:11:29] [INFO ] Computed and/alt/rep : 27/32/27 causal constraints in 5 ms.
[2020-06-04 00:11:29] [INFO ] Added : 1 causal constraints over 1 iterations in 22 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 6 ms.
[2020-06-04 00:11:29] [INFO ] [Real]Absence check using 15 positive place invariants in 6 ms returned sat
[2020-06-04 00:11:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:29] [INFO ] [Real]Absence check using state equation in 155 ms returned sat
[2020-06-04 00:11:29] [INFO ] Computed and/alt/rep : 27/32/27 causal constraints in 3 ms.
[2020-06-04 00:11:29] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:11:29] [INFO ] [Nat]Absence check using 15 positive place invariants in 24 ms returned sat
[2020-06-04 00:11:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:29] [INFO ] [Nat]Absence check using state equation in 29 ms returned sat
[2020-06-04 00:11:29] [INFO ] Computed and/alt/rep : 27/32/27 causal constraints in 2 ms.
[2020-06-04 00:11:29] [INFO ] Added : 7 causal constraints over 2 iterations in 12 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 2 ms.
[2020-06-04 00:11:29] [INFO ] [Real]Absence check using 15 positive place invariants in 7 ms returned sat
[2020-06-04 00:11:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:29] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2020-06-04 00:11:29] [INFO ] Computed and/alt/rep : 27/32/27 causal constraints in 2 ms.
[2020-06-04 00:11:29] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:11:29] [INFO ] [Nat]Absence check using 15 positive place invariants in 5 ms returned sat
[2020-06-04 00:11:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:29] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2020-06-04 00:11:29] [INFO ] Computed and/alt/rep : 27/32/27 causal constraints in 2 ms.
[2020-06-04 00:11:29] [INFO ] Added : 5 causal constraints over 2 iterations in 24 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 2 ms.
[2020-06-04 00:11:29] [INFO ] [Real]Absence check using 15 positive place invariants in 24 ms returned sat
[2020-06-04 00:11:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:30] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2020-06-04 00:11:30] [INFO ] Computed and/alt/rep : 27/32/27 causal constraints in 5 ms.
[2020-06-04 00:11:30] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:11:30] [INFO ] [Nat]Absence check using 15 positive place invariants in 57 ms returned sat
[2020-06-04 00:11:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:11:30] [INFO ] [Nat]Absence check using state equation in 57 ms returned sat
[2020-06-04 00:11:30] [INFO ] Computed and/alt/rep : 27/32/27 causal constraints in 5 ms.
[2020-06-04 00:11:30] [INFO ] Added : 2 causal constraints over 2 iterations in 14 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 1 ms.
[2020-06-04 00:11:30] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 11 ms.
[2020-06-04 00:11:30] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 159 ms.
[2020-06-04 00:11:32] [INFO ] Flatten gal took : 1174 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ TokenRing-PT-030 @ 3570 seconds
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 6786568 kB
After kill :
MemTotal: 16427332 kB
MemFree: 16226528 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-030"
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-030, 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-159033390100511"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-PT-030.tgz
mv TokenRing-PT-030 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 ;