Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r284-smll-162123894400060.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2021-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
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 r284-smll-162123894400060
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 229M
-rw-r--r-- 1 mcc users 1.3M May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 6.3M May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 29M May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 100M May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 488K Mar 28 16:46 LTLCardinality.txt
-rw-r--r-- 1 mcc users 1.7M Mar 28 16:46 LTLCardinality.xml
-rw-r--r-- 1 mcc users 8.4M Mar 28 16:46 LTLFireability.txt
-rw-r--r-- 1 mcc users 24M Mar 28 16:46 LTLFireability.xml
-rw-r--r-- 1 mcc users 529K Mar 27 14:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 1.7M Mar 27 14:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11M Mar 25 20:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 28M Mar 25 20:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 110K Mar 22 08:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 262K Mar 22 08:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:52 equiv_col
-rw-r--r-- 1 mcc users 4 May 5 16:52 instance
-rw-r--r-- 1 mcc users 6 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 20M May 5 16:52 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 1621424081088

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-19 11:34:43] [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]
[2021-05-19 11:34:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-19 11:34:45] [INFO ] Load time of PNML (sax parser for PT used): 1356 ms
[2021-05-19 11:34:45] [INFO ] Transformed 961 places.
[2021-05-19 11:34:45] [INFO ] Transformed 27931 transitions.
[2021-05-19 11:34:45] [INFO ] Found NUPN structural information;
[2021-05-19 11:34:45] [INFO ] Parsed PT model containing 961 places and 27931 transitions in 1595 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 1829 ms.
Working with output stream class java.io.PrintStream
FORMULA TokenRing-PT-030-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-030-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-030-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 12069 ms. (steps per millisecond=0 ) properties seen :[0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA TokenRing-PT-030-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-030-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-030-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 2673 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 2294 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 4880 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 5504 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5563 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5312 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5360 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5432 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5376 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5449 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 27931 rows 961 cols
[2021-05-19 11:35:49] [INFO ] Computed 31 place invariants in 238 ms
[2021-05-19 11:35:51] [INFO ] [Real]Absence check using 31 positive place invariants in 870 ms returned unsat
[2021-05-19 11:35:52] [INFO ] [Real]Absence check using 31 positive place invariants in 878 ms returned sat
[2021-05-19 11:35:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:35:56] [INFO ] [Real]Absence check using state equation in 3627 ms returned (error "Solver has unexpectedly terminated")
[2021-05-19 11:35:56] [INFO ] [Real]Absence check using 31 positive place invariants in 97 ms returned sat
[2021-05-19 11:35:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:36:01] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:36:01] [INFO ] [Real]Absence check using state equation in 4708 ms returned (error "Failed to check-sat")
[2021-05-19 11:36:01] [INFO ] [Real]Absence check using 31 positive place invariants in 66 ms returned sat
[2021-05-19 11:36:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:36:06] [INFO ] [Real]Absence check using state equation in 4779 ms returned (error "Failed to check-sat")
[2021-05-19 11:36:06] [INFO ] [Real]Absence check using 31 positive place invariants in 102 ms returned sat
[2021-05-19 11:36:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:36:11] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:36:11] [INFO ] [Real]Absence check using state equation in 4693 ms returned (error "Failed to check-sat")
[2021-05-19 11:36:11] [INFO ] [Real]Absence check using 31 positive place invariants in 98 ms returned sat
[2021-05-19 11:36:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:36:16] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:36:16] [INFO ] [Real]Absence check using state equation in 4707 ms returned (error "Failed to check-sat")
[2021-05-19 11:36:16] [INFO ] [Real]Absence check using 31 positive place invariants in 61 ms returned sat
[2021-05-19 11:36:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:36:21] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:36:21] [INFO ] [Real]Absence check using state equation in 4782 ms returned (error "Failed to check-sat")
[2021-05-19 11:36:21] [INFO ] [Real]Absence check using 31 positive place invariants in 61 ms returned sat
[2021-05-19 11:36:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:36:26] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:36:26] [INFO ] [Real]Absence check using state equation in 4779 ms returned (error "Failed to check-sat")
[2021-05-19 11:36:26] [INFO ] [Real]Absence check using 31 positive place invariants in 60 ms returned sat
[2021-05-19 11:36:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:36:31] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:36:31] [INFO ] [Real]Absence check using state equation in 4798 ms returned (error "Failed to check-sat")
[2021-05-19 11:36:31] [INFO ] [Real]Absence check using 31 positive place invariants in 64 ms returned sat
[2021-05-19 11:36:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:36:36] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:36:36] [INFO ] [Real]Absence check using state equation in 4734 ms returned unknown
FORMULA TokenRing-PT-030-ReachabilityFireability-02 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 359 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 24190 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 1290 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 5386 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5382 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5242 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5060 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5463 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5049 steps, including 0 resets, run timeout after 5002 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5266 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 5460 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=1 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted probabilistic random walk after 77554 steps, run timeout after 30001 ms. (steps per millisecond=2 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Probabilistic random walk after 77554 steps, saw 17058 distinct states, run finished after 30006 ms. (steps per millisecond=2 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 27931 rows 961 cols
[2021-05-19 11:38:22] [INFO ] Computed 31 place invariants in 112 ms
[2021-05-19 11:38:23] [INFO ] [Real]Absence check using 31 positive place invariants in 692 ms returned sat
[2021-05-19 11:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:39:07] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:39:07] [INFO ] [Real]Absence check using state equation in 44010 ms returned (error "Failed to check-sat")
[2021-05-19 11:39:07] [INFO ] [Real]Absence check using 31 positive place invariants in 92 ms returned sat
[2021-05-19 11:39:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:39:52] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:39:52] [INFO ] [Real]Absence check using state equation in 44698 ms returned unknown
[2021-05-19 11:39:52] [INFO ] [Real]Absence check using 31 positive place invariants in 100 ms returned sat
[2021-05-19 11:39:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:40:37] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:40:37] [INFO ] [Real]Absence check using state equation in 44695 ms returned (error "Failed to check-sat")
[2021-05-19 11:40:37] [INFO ] [Real]Absence check using 31 positive place invariants in 93 ms returned sat
[2021-05-19 11:40:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:41:22] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:41:22] [INFO ] [Real]Absence check using state equation in 44685 ms returned (error "Failed to check-sat")
[2021-05-19 11:41:22] [INFO ] [Real]Absence check using 31 positive place invariants in 60 ms returned sat
[2021-05-19 11:41:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:42:04] [INFO ] [Real]Absence check using state equation in 41412 ms returned sat
[2021-05-19 11:42:06] [INFO ] State equation strengthened by 27030 read => feed constraints.
[2021-05-19 11:42:07] [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 (=> (> t4337 0) (or (> t2653 0) (> t3158 0) (> t4207 0) (> t5827 0) (> t5964 0) (> t6195 0) (> t6559 0) (> t6984 0) (> t7159 0) (> t7548 0) (> t7824 0) (> t9358 0) (> t9724 0) (> t10323 0) (> t12524 0) (> t13244 0) (> t15110 0) (> t15254 0) (> t15413 0) (> t16307 0) (> t16662 0) (> t19025 0) (> t20616 0) (> t21518 0) (> t21599 0) (> t22229 0) (> t22344 0) (> t22882 0) (> t24261 0) (> t24659 0)))") while checking expression at index 4
[2021-05-19 11:42:07] [INFO ] [Real]Absence check using 31 positive place invariants in 59 ms returned sat
[2021-05-19 11:42:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:42:50] [INFO ] [Real]Absence check using state equation in 42824 ms returned sat
[2021-05-19 11:42:52] [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 (=> (> t7212 0) (or (> t1467 0) (> t1801 0) (> t3050 0) (> t4608 0) (> t5209 0) (> t5498 0) (> t7352 0) (> t7640 0) (> t7828 0) (> t8409 0) (> t8873 0) (> t9693 0) (> t10532 0) (> t10546 0) (> t10955 0) (> t13105 0) (> t13851 0) (> t14487 0) (> t14786 0) (> t15267 0) (> t16218 0) (> t16484 0) (> t17474 0) (> t17993 0) (> t20420 0) (> t22281 0) (> t22505 0) (> t24842 0) (> t27146 0) (> t27291 0)))") while checking expression at index 5
[2021-05-19 11:42:52] [INFO ] [Real]Absence check using 31 positive place invariants in 58 ms returned sat
[2021-05-19 11:42:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:43:34] [INFO ] [Real]Absence check using state equation in 41822 ms returned sat
[2021-05-19 11:43:37] [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 (=> (> t13282 0) (or (> t1345 0) (> t2414 0) (> t4567 0) (> t5232 0) (> t5921 0) (> t6264 0) (> t7383 0) (> t8847 0) (> t8879 0) (> t9432 0) (> t10490 0) (> t10492 0) (> t10967 0) (> t11095 0) (> t12388 0) (> t12953 0) (> t16389 0) (> t16802 0) (> t17131 0) (> t18010 0) (> t21301 0) (> t21607 0) (> t21999 0) (> t22370 0) (> t24208 0) (> t25378 0) (> t25393 0) (> t26968 0) (> t27067 0) (> t27752 0)))") while checking expression at index 6
[2021-05-19 11:43:37] [INFO ] [Real]Absence check using 31 positive place invariants in 60 ms returned sat
[2021-05-19 11:43:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:44:19] [INFO ] [Real]Absence check using state equation in 41543 ms returned sat
[2021-05-19 11:44:22] [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 (=> (> t13380 0) (or (> t10 0) (> t749 0) (> t2567 0) (> t3058 0) (> t3211 0) (> t4010 0) (> t4095 0) (> t4421 0) (> t5934 0) (> t8479 0) (> t8992 0) (> t9092 0) (> t9168 0) (> t9861 0) (> t10798 0) (> t11590 0) (> t11650 0) (> t11880 0) (> t15847 0) (> t16905 0) (> t17215 0) (> t17341 0) (> t18437 0) (> t19777 0) (> t19937 0) (> t21810 0) (> t23972 0) (> t25466 0) (> t26646 0) (> t27304 0)))") while checking expression at index 7
[2021-05-19 11:44:22] [INFO ] [Real]Absence check using 31 positive place invariants in 60 ms returned sat
[2021-05-19 11:44:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:45:04] [INFO ] [Real]Absence check using state equation in 41642 ms returned sat
[2021-05-19 11:45:07] [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 (=> (> t14359 0) (or (> t337 0) (> t2983 0) (> t4101 0) (> t4394 0) (> t6480 0) (> t6758 0) (> t8515 0) (> t8527 0) (> t9154 0) (> t10289 0) (> t11605 0) (> t11810 0) (> t12008 0) (> t12696 0) (> t13498 0) (> t13662 0) (> t14459 0) (> t14533 0) (> t14771 0) (> t16251 0) (> t19296 0) (> t19588 0) (> t21962 0) (> t22009 0) (> t23675 0) (> t23866 0) (> t24349 0) (> t24769 0) (> t25505 0) (> t25716 0)))") while checking expression at index 8
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 146 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 143 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
// Phase 1: matrix 27931 rows 961 cols
[2021-05-19 11:45:08] [INFO ] Computed 31 place invariants in 67 ms
[2021-05-19 11:45:08] [INFO ] Implicit Places using invariants in 373 ms returned []
Implicit Place search using SMT only with invariants took 374 ms to find 0 implicit places.
// Phase 1: matrix 27931 rows 961 cols
[2021-05-19 11:45:08] [INFO ] Computed 31 place invariants in 87 ms
[2021-05-19 11:45:38] [INFO ] Performed 12367/27931 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2021-05-19 11:46:08] [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 (>= s365 1) (>= s654 1))") after 60110 ms
Finished structural reductions, in 1 iterations. Remains : 961/961 places, 27931/27931 transitions.
Interrupted random walk after 27941 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=0 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 27931 rows 961 cols
[2021-05-19 11:46:38] [INFO ] Computed 31 place invariants in 67 ms
[2021-05-19 11:46:39] [INFO ] [Real]Absence check using 31 positive place invariants in 629 ms returned sat
[2021-05-19 11:46:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:46:58] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:46:58] [INFO ] [Real]Absence check using state equation in 19050 ms returned (error "Failed to check-sat")
[2021-05-19 11:46:59] [INFO ] [Real]Absence check using 31 positive place invariants in 60 ms returned sat
[2021-05-19 11:46:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:47:18] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:47:18] [INFO ] [Real]Absence check using state equation in 19802 ms returned (error "Failed to check-sat")
[2021-05-19 11:47:19] [INFO ] [Real]Absence check using 31 positive place invariants in 61 ms returned sat
[2021-05-19 11:47:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:47:38] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:47:38] [INFO ] [Real]Absence check using state equation in 19796 ms returned unknown
[2021-05-19 11:47:39] [INFO ] [Real]Absence check using 31 positive place invariants in 61 ms returned sat
[2021-05-19 11:47:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:47:58] [INFO ] [Real]Absence check using state equation in 19796 ms returned (error "Solver has unexpectedly terminated")
[2021-05-19 11:47:59] [INFO ] [Real]Absence check using 31 positive place invariants in 59 ms returned sat
[2021-05-19 11:47:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:48:18] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:48:18] [INFO ] [Real]Absence check using state equation in 19800 ms returned unknown
[2021-05-19 11:48:19] [INFO ] [Real]Absence check using 31 positive place invariants in 60 ms returned sat
[2021-05-19 11:48:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:48:38] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:48:38] [INFO ] [Real]Absence check using state equation in 19802 ms returned (error "Failed to check-sat")
[2021-05-19 11:48:39] [INFO ] [Real]Absence check using 31 positive place invariants in 60 ms returned sat
[2021-05-19 11:48:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:48:58] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:48:58] [INFO ] [Real]Absence check using state equation in 19797 ms returned (error "Failed to check-sat")
[2021-05-19 11:48:59] [INFO ] [Real]Absence check using 31 positive place invariants in 62 ms returned sat
[2021-05-19 11:48:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:49:18] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:49:18] [INFO ] [Real]Absence check using state equation in 19795 ms returned (error "Failed to check-sat")
[2021-05-19 11:49:19] [INFO ] [Real]Absence check using 31 positive place invariants in 102 ms returned sat
[2021-05-19 11:49:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:49:38] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:49:38] [INFO ] [Real]Absence check using state equation in 19745 ms returned unknown
Applied a total of 0 rules in 129 ms. Remains 961 /961 variables (removed 0) and now considering 27931/27931 (removed 0) transitions.
// Phase 1: matrix 27931 rows 961 cols
[2021-05-19 11:49:39] [INFO ] Computed 31 place invariants in 75 ms
[2021-05-19 11:49:40] [INFO ] [Real]Absence check using 31 positive place invariants in 697 ms returned sat
[2021-05-19 11:49:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:50:24] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:50:24] [INFO ] [Real]Absence check using state equation in 43894 ms returned (error "Failed to check-sat")
[2021-05-19 11:50:24] [INFO ] [Real]Absence check using 31 positive place invariants in 60 ms returned sat
[2021-05-19 11:50:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:51:09] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:51:09] [INFO ] [Real]Absence check using state equation in 44790 ms returned (error "Failed to check-sat")
[2021-05-19 11:51:09] [INFO ] [Real]Absence check using 31 positive place invariants in 63 ms returned sat
[2021-05-19 11:51:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:51:51] [INFO ] [Real]Absence check using state equation in 42220 ms returned sat
[2021-05-19 11:51:54] [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
[2021-05-19 11:51:54] [INFO ] [Real]Absence check using 31 positive place invariants in 59 ms returned sat
[2021-05-19 11:51:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:52:38] [INFO ] [Real]Absence check using state equation in 43627 ms returned sat
[2021-05-19 11:52:39] [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 3
[2021-05-19 11:52:39] [INFO ] [Real]Absence check using 31 positive place invariants in 59 ms returned sat
[2021-05-19 11:52:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:53:23] [INFO ] [Real]Absence check using state equation in 43951 ms returned sat
[2021-05-19 11:53:24] [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 4
[2021-05-19 11:53:25] [INFO ] [Real]Absence check using 31 positive place invariants in 98 ms returned sat
[2021-05-19 11:53:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:54:09] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:54:09] [INFO ] [Real]Absence check using state equation in 44670 ms returned (error "Failed to check-sat")
[2021-05-19 11:54:09] [INFO ] [Real]Absence check using 31 positive place invariants in 60 ms returned sat
[2021-05-19 11:54:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:54:52] [INFO ] [Real]Absence check using state equation in 42512 ms returned sat
[2021-05-19 11:54:54] [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
[2021-05-19 11:54:54] [INFO ] [Real]Absence check using 31 positive place invariants in 65 ms returned sat
[2021-05-19 11:54:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:55:39] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:55:39] [INFO ] [Real]Absence check using state equation in 44787 ms returned (error "Failed to check-sat")
[2021-05-19 11:55:39] [INFO ] [Real]Absence check using 31 positive place invariants in 61 ms returned sat
[2021-05-19 11:55:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 11:56:24] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 11:56:24] [INFO ] [Real]Absence check using state equation in 44793 ms returned (error "Failed to check-sat")
[2021-05-19 11:56:24] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 155 ms.
[2021-05-19 11:56:25] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 153 ms.
[2021-05-19 11:56:27] [INFO ] Flatten gal took : 1647 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ TokenRing-PT-030 @ 3570 seconds
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427364 kB
MemFree: 9876044 kB
After kill :
MemTotal: 16427364 kB
MemFree: 15822956 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="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool gold2020"
echo " Input is 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 r284-smll-162123894400060"
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 ;