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-159033390100503.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-020, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-csrt-159033390100503
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 45M
-rw-r--r-- 1 mcc users 204K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 671K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.5M Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 9.3M 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 264K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 935K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3M Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 6.3M Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 270K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 877K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.8M Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 11M Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 50K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 121K 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 6.0M 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-020-ReachabilityFireability-00
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-01
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-02
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-03
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-04
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-05
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-06
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-07
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-08
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-09
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-10
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-11
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-12
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-13
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-14
FORMULA_NAME TokenRing-PT-020-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1591227824026

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 23:43:46] [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 23:43:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 23:43:46] [INFO ] Load time of PNML (sax parser for PT used): 543 ms
[2020-06-03 23:43:46] [INFO ] Transformed 441 places.
[2020-06-03 23:43:46] [INFO ] Transformed 8421 transitions.
[2020-06-03 23:43:46] [INFO ] Found NUPN structural information;
[2020-06-03 23:43:46] [INFO ] Parsed PT model containing 441 places and 8421 transitions in 677 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 711 ms.
Working with output stream class java.io.PrintStream
FORMULA TokenRing-PT-020-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-020-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 0 resets, run finished after 3237 ms. (steps per millisecond=3 ) properties seen :[1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0]
FORMULA TokenRing-PT-020-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-020-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-020-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA TokenRing-PT-020-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 3291 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 3221 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 2980 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 2827 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 3159 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 3005 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 2544 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 2652 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 2587 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 0 resets, run finished after 2540 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 8421 rows 441 cols
[2020-06-03 23:44:20] [INFO ] Computed 21 place invariants in 60 ms
[2020-06-03 23:44:20] [INFO ] [Real]Absence check using 21 positive place invariants in 247 ms returned sat
[2020-06-03 23:44:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:44:25] [INFO ] [Real]Absence check using state equation in 4353 ms returned (error "Solver has unexpectedly terminated")
[2020-06-03 23:44:25] [INFO ] [Real]Absence check using 21 positive place invariants in 188 ms returned sat
[2020-06-03 23:44:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:44:30] [INFO ] [Real]Absence check using state equation in 4507 ms returned (error "Solver has unexpectedly terminated")
[2020-06-03 23:44:30] [INFO ] [Real]Absence check using 21 positive place invariants in 54 ms returned sat
[2020-06-03 23:44:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:44:35] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (= s436 (- t8071 t7134))") while checking expression at index 2
[2020-06-03 23:44:35] [INFO ] [Real]Absence check using 21 positive place invariants in 28 ms returned sat
[2020-06-03 23:44:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:44:39] [INFO ] [Real]Absence check using state equation in 4504 ms returned sat
[2020-06-03 23:44:40] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2020-06-03 23:44:40] [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: Stream closed (=> (> t0 0) (or (> t2109 0) (> t2132 0) (> t2205 0) (> t2399 0) (> t3243 0) (> t3745 0) (> t3758 0) (> t3788 0) (> t4303 0) (> t4621 0) (> t4728 0) (> t4773 0) (> t4802 0) (> t4894 0) (> t5658 0) (> t7055 0) (> t7131 0) (> t7792 0) (> t7911 0) (> t8047 0)))") while checking expression at index 3
[2020-06-03 23:44:40] [INFO ] [Real]Absence check using 21 positive place invariants in 54 ms returned sat
[2020-06-03 23:44:40] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:44:45] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:44:45] [INFO ] [Real]Absence check using state equation in 4893 ms returned unknown
[2020-06-03 23:44:45] [INFO ] [Real]Absence check using 21 positive place invariants in 34 ms returned sat
[2020-06-03 23:44:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:44:50] [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 (= s424 (- (+ t689 t909 t1199 t1724 t1858 t2376 t2564 t3372 t3513 t4111 t4299 t4441 t4545 t4601 t4774 t6138 t6305 t6690 t7079 t8328) (+ t547 t1251 t1278 t1507 t1923 t2089 t2203 t2486 t2554 t2629 t2795 t3141 t3528 t4239 t4758 t5010 t6002 t7532 t7713 t8072)))") while checking expression at index 5
[2020-06-03 23:44:50] [INFO ] [Real]Absence check using 21 positive place invariants in 36 ms returned sat
[2020-06-03 23:44:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:44:55] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:44:55] [INFO ] [Real]Absence check using state equation in 4901 ms returned unknown
[2020-06-03 23:44:55] [INFO ] [Real]Absence check using 21 positive place invariants in 38 ms returned sat
[2020-06-03 23:44:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:45:00] [INFO ] [Real]Absence check using state equation in 4733 ms returned sat
[2020-06-03 23:45:00] [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: Stream closed (=> (> t0 0) (or (> t2109 0) (> t2132 0) (> t2205 0) (> t2399 0) (> t3243 0) (> t3745 0) (> t3758 0) (> t3788 0) (> t4303 0) (> t4621 0) (> t4728 0) (> t4773 0) (> t4802 0) (> t4894 0) (> t5658 0) (> t7055 0) (> t7131 0) (> t7792 0) (> t7911 0) (> t8047 0)))") while checking expression at index 7
[2020-06-03 23:45:00] [INFO ] [Real]Absence check using 21 positive place invariants in 20 ms returned sat
[2020-06-03 23:45:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:45:05] [INFO ] [Real]Absence check using state equation in 4422 ms returned sat
[2020-06-03 23:45:05] [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 (=> (> t2792 0) (or (> t23 0) (> t145 0) (> t308 0) (> t1534 0) (> t1798 0) (> t1831 0) (> t3564 0) (> t3780 0) (> t4334 0) (> t4847 0) (> t5385 0) (> t6121 0) (> t6397 0) (> t7007 0) (> t7278 0) (> t7547 0) (> t8078 0) (> t8173 0) (> t8251 0) (> t8389 0)))") while checking expression at index 8
[2020-06-03 23:45:05] [INFO ] [Real]Absence check using 21 positive place invariants in 23 ms returned sat
[2020-06-03 23:45:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:45:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:45:10] [INFO ] [Real]Absence check using state equation in 4909 ms returned unknown
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 287 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 441/441 places, 8421/8421 transitions.
Interrupted random walk after 112969 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 17619 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 18332 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 19300 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 1, 0, 0, 0, 0, 0]
FORMULA TokenRing-PT-020-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 18789 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 19007 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 19661 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 19002 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 19461 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 19666 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=3 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 8421 rows 441 cols
[2020-06-03 23:46:26] [INFO ] Computed 21 place invariants in 39 ms
[2020-06-03 23:46:26] [INFO ] [Real]Absence check using 21 positive place invariants in 186 ms returned sat
[2020-06-03 23:46:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:46:32] [INFO ] [Real]Absence check using state equation in 5606 ms returned sat
[2020-06-03 23:46:32] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2020-06-03 23:46:34] [INFO ] [Real]Added 8020 Read/Feed constraints in 1776 ms returned sat
[2020-06-03 23:46:34] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:46:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:47:00] [INFO ] [Nat]Absence check using 21 positive place invariants in 26654 ms returned unknown
[2020-06-03 23:47:01] [INFO ] [Real]Absence check using 21 positive place invariants in 170 ms returned sat
[2020-06-03 23:47:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:47:06] [INFO ] [Real]Absence check using state equation in 5446 ms returned sat
[2020-06-03 23:47:06] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:47:07] [INFO ] [Nat]Absence check using 21 positive place invariants in 287 ms returned unsat
[2020-06-03 23:47:07] [INFO ] [Real]Absence check using 21 positive place invariants in 23 ms returned sat
[2020-06-03 23:47:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:47:12] [INFO ] [Real]Absence check using state equation in 5006 ms returned sat
[2020-06-03 23:47:14] [INFO ] [Real]Added 8020 Read/Feed constraints in 1618 ms returned sat
[2020-06-03 23:47:14] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:47:14] [INFO ] [Nat]Absence check using 21 positive place invariants in 30 ms returned sat
[2020-06-03 23:47:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:47:19] [INFO ] [Nat]Absence check using state equation in 4900 ms returned sat
[2020-06-03 23:47:20] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1458 ms returned sat
[2020-06-03 23:47:21] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 720 ms.
[2020-06-03 23:47:41] [INFO ] Added : 190 causal constraints over 38 iterations in 20601 ms.(timeout) Result :sat
[2020-06-03 23:47:42] [INFO ] [Real]Absence check using 21 positive place invariants in 30 ms returned sat
[2020-06-03 23:47:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:47:47] [INFO ] [Real]Absence check using state equation in 5022 ms returned sat
[2020-06-03 23:47:48] [INFO ] [Real]Added 8020 Read/Feed constraints in 1428 ms returned sat
[2020-06-03 23:47:48] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:47:49] [INFO ] [Nat]Absence check using 21 positive place invariants in 34 ms returned sat
[2020-06-03 23:47:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:47:54] [INFO ] [Nat]Absence check using state equation in 5046 ms returned sat
[2020-06-03 23:47:55] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1490 ms returned sat
[2020-06-03 23:47:57] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 1231 ms.
[2020-06-03 23:48:16] [INFO ] Added : 185 causal constraints over 37 iterations in 20618 ms.(timeout) Result :sat
[2020-06-03 23:48:17] [INFO ] [Real]Absence check using 21 positive place invariants in 23 ms returned sat
[2020-06-03 23:48:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:48:21] [INFO ] [Real]Absence check using state equation in 4763 ms returned sat
[2020-06-03 23:48:23] [INFO ] [Real]Added 8020 Read/Feed constraints in 1731 ms returned sat
[2020-06-03 23:48:23] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:48:23] [INFO ] [Nat]Absence check using 21 positive place invariants in 44 ms returned sat
[2020-06-03 23:48:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:48:29] [INFO ] [Nat]Absence check using state equation in 5243 ms returned sat
[2020-06-03 23:48:30] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1608 ms returned sat
[2020-06-03 23:48:31] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 455 ms.
[2020-06-03 23:48:51] [INFO ] Added : 195 causal constraints over 39 iterations in 20188 ms.(timeout) Result :sat
[2020-06-03 23:48:51] [INFO ] [Real]Absence check using 21 positive place invariants in 43 ms returned sat
[2020-06-03 23:48:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:48:56] [INFO ] [Real]Absence check using state equation in 4807 ms returned sat
[2020-06-03 23:48:58] [INFO ] [Real]Added 8020 Read/Feed constraints in 1488 ms returned sat
[2020-06-03 23:48:58] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:48:58] [INFO ] [Nat]Absence check using 21 positive place invariants in 33 ms returned sat
[2020-06-03 23:48:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:49:03] [INFO ] [Nat]Absence check using state equation in 4574 ms returned sat
[2020-06-03 23:49:04] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1423 ms returned sat
[2020-06-03 23:49:05] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 597 ms.
[2020-06-03 23:49:25] [INFO ] Added : 185 causal constraints over 37 iterations in 20640 ms.(timeout) Result :sat
[2020-06-03 23:49:26] [INFO ] [Real]Absence check using 21 positive place invariants in 37 ms returned sat
[2020-06-03 23:49:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:49:31] [INFO ] [Real]Absence check using state equation in 5097 ms returned sat
[2020-06-03 23:49:33] [INFO ] [Real]Added 8020 Read/Feed constraints in 1718 ms returned sat
[2020-06-03 23:49:33] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:49:33] [INFO ] [Nat]Absence check using 21 positive place invariants in 30 ms returned sat
[2020-06-03 23:49:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:49:38] [INFO ] [Nat]Absence check using state equation in 5112 ms returned sat
[2020-06-03 23:49:39] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1468 ms returned sat
[2020-06-03 23:49:40] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 592 ms.
[2020-06-03 23:50:00] [INFO ] Added : 195 causal constraints over 39 iterations in 20391 ms.(timeout) Result :sat
[2020-06-03 23:50:01] [INFO ] [Real]Absence check using 21 positive place invariants in 25 ms returned sat
[2020-06-03 23:50:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:50:05] [INFO ] [Real]Absence check using state equation in 4594 ms returned sat
[2020-06-03 23:50:07] [INFO ] [Real]Added 8020 Read/Feed constraints in 1543 ms returned sat
[2020-06-03 23:50:07] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:50:07] [INFO ] [Nat]Absence check using 21 positive place invariants in 50 ms returned sat
[2020-06-03 23:50:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:50:12] [INFO ] [Nat]Absence check using state equation in 5017 ms returned sat
[2020-06-03 23:50:14] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1425 ms returned sat
[2020-06-03 23:50:14] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 487 ms.
[2020-06-03 23:50:35] [INFO ] Added : 200 causal constraints over 40 iterations in 20892 ms.(timeout) Result :sat
[2020-06-03 23:50:35] [INFO ] [Real]Absence check using 21 positive place invariants in 28 ms returned sat
[2020-06-03 23:50:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:50:40] [INFO ] [Real]Absence check using state equation in 4784 ms returned sat
[2020-06-03 23:50:42] [INFO ] [Real]Added 8020 Read/Feed constraints in 1568 ms returned sat
[2020-06-03 23:50:42] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:50:42] [INFO ] [Nat]Absence check using 21 positive place invariants in 29 ms returned sat
[2020-06-03 23:50:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:50:47] [INFO ] [Nat]Absence check using state equation in 4795 ms returned sat
[2020-06-03 23:50:49] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1569 ms returned sat
[2020-06-03 23:50:49] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 508 ms.
[2020-06-03 23:51:09] [INFO ] Added : 195 causal constraints over 39 iterations in 20551 ms.(timeout) Result :sat
FORMULA TokenRing-PT-020-ReachabilityFireability-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Interrupted Parikh walk after 681344 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 670990 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 685641 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 718038 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 701498 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 699177 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 712070 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 136 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 441/441 places, 8421/8421 transitions.
Interrupted random walk after 703466 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 110154 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 117234 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 125539 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=25 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 121412 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=24 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 118561 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 116511 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 113056 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 121310 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=24 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted probabilistic random walk after 554792 steps, run timeout after 30001 ms. (steps per millisecond=18 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Probabilistic random walk after 554792 steps, saw 103339 distinct states, run finished after 30004 ms. (steps per millisecond=18 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 8421 rows 441 cols
[2020-06-03 23:56:20] [INFO ] Computed 21 place invariants in 24 ms
[2020-06-03 23:56:20] [INFO ] [Real]Absence check using 21 positive place invariants in 170 ms returned sat
[2020-06-03 23:56:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:56:26] [INFO ] [Real]Absence check using state equation in 6016 ms returned sat
[2020-06-03 23:56:27] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2020-06-03 23:56:29] [INFO ] [Real]Added 8020 Read/Feed constraints in 1882 ms returned sat
[2020-06-03 23:56:29] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:56:47] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 23:56:56] [INFO ] [Nat]Absence check using 21 positive place invariants in 27626 ms returned unknown
[2020-06-03 23:56:57] [INFO ] [Real]Absence check using 21 positive place invariants in 52 ms returned sat
[2020-06-03 23:56:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:57:01] [INFO ] [Real]Absence check using state equation in 4878 ms returned sat
[2020-06-03 23:57:03] [INFO ] [Real]Added 8020 Read/Feed constraints in 1568 ms returned sat
[2020-06-03 23:57:03] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:57:03] [INFO ] [Nat]Absence check using 21 positive place invariants in 28 ms returned sat
[2020-06-03 23:57:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:57:09] [INFO ] [Nat]Absence check using state equation in 5140 ms returned sat
[2020-06-03 23:57:10] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1592 ms returned sat
[2020-06-03 23:57:11] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 480 ms.
[2020-06-03 23:57:31] [INFO ] Added : 200 causal constraints over 40 iterations in 20251 ms.(timeout) Result :sat
[2020-06-03 23:57:31] [INFO ] [Real]Absence check using 21 positive place invariants in 46 ms returned sat
[2020-06-03 23:57:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:57:36] [INFO ] [Real]Absence check using state equation in 5071 ms returned sat
[2020-06-03 23:57:38] [INFO ] [Real]Added 8020 Read/Feed constraints in 1504 ms returned sat
[2020-06-03 23:57:38] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:57:38] [INFO ] [Nat]Absence check using 21 positive place invariants in 49 ms returned sat
[2020-06-03 23:57:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:57:43] [INFO ] [Nat]Absence check using state equation in 4880 ms returned sat
[2020-06-03 23:57:44] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1394 ms returned sat
[2020-06-03 23:57:45] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 456 ms.
[2020-06-03 23:58:05] [INFO ] Added : 215 causal constraints over 43 iterations in 20354 ms.(timeout) Result :sat
[2020-06-03 23:58:06] [INFO ] [Real]Absence check using 21 positive place invariants in 30 ms returned sat
[2020-06-03 23:58:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:58:11] [INFO ] [Real]Absence check using state equation in 5571 ms returned sat
[2020-06-03 23:58:13] [INFO ] [Real]Added 8020 Read/Feed constraints in 1673 ms returned sat
[2020-06-03 23:58:13] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:58:13] [INFO ] [Nat]Absence check using 21 positive place invariants in 43 ms returned sat
[2020-06-03 23:58:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:58:18] [INFO ] [Nat]Absence check using state equation in 5047 ms returned sat
[2020-06-03 23:58:20] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1389 ms returned sat
[2020-06-03 23:58:20] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 479 ms.
[2020-06-03 23:58:40] [INFO ] Added : 200 causal constraints over 40 iterations in 20533 ms.(timeout) Result :sat
[2020-06-03 23:58:41] [INFO ] [Real]Absence check using 21 positive place invariants in 46 ms returned sat
[2020-06-03 23:58:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:58:46] [INFO ] [Real]Absence check using state equation in 5099 ms returned sat
[2020-06-03 23:58:48] [INFO ] [Real]Added 8020 Read/Feed constraints in 1564 ms returned sat
[2020-06-03 23:58:48] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:58:48] [INFO ] [Nat]Absence check using 21 positive place invariants in 47 ms returned sat
[2020-06-03 23:58:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:58:53] [INFO ] [Nat]Absence check using state equation in 5117 ms returned sat
[2020-06-03 23:58:55] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1337 ms returned sat
[2020-06-03 23:58:55] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 462 ms.
[2020-06-03 23:59:15] [INFO ] Added : 205 causal constraints over 41 iterations in 20432 ms.(timeout) Result :sat
[2020-06-03 23:59:16] [INFO ] [Real]Absence check using 21 positive place invariants in 39 ms returned sat
[2020-06-03 23:59:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:59:21] [INFO ] [Real]Absence check using state equation in 4744 ms returned sat
[2020-06-03 23:59:22] [INFO ] [Real]Added 8020 Read/Feed constraints in 1583 ms returned sat
[2020-06-03 23:59:22] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:59:23] [INFO ] [Nat]Absence check using 21 positive place invariants in 36 ms returned sat
[2020-06-03 23:59:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-03 23:59:27] [INFO ] [Nat]Absence check using state equation in 4711 ms returned sat
[2020-06-03 23:59:29] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1545 ms returned sat
[2020-06-03 23:59:30] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 495 ms.
[2020-06-03 23:59:49] [INFO ] Added : 195 causal constraints over 39 iterations in 20240 ms.(timeout) Result :sat
[2020-06-03 23:59:50] [INFO ] [Real]Absence check using 21 positive place invariants in 32 ms returned sat
[2020-06-03 23:59:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 23:59:55] [INFO ] [Real]Absence check using state equation in 4916 ms returned sat
[2020-06-03 23:59:56] [INFO ] [Real]Added 8020 Read/Feed constraints in 1541 ms returned sat
[2020-06-03 23:59:57] [INFO ] Solution in real domain found non-integer solution.
[2020-06-03 23:59:57] [INFO ] [Nat]Absence check using 21 positive place invariants in 47 ms returned sat
[2020-06-03 23:59:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:00:02] [INFO ] [Nat]Absence check using state equation in 4808 ms returned sat
[2020-06-04 00:00:03] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1341 ms returned sat
[2020-06-04 00:00:04] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 447 ms.
[2020-06-04 00:00:23] [INFO ] Added : 210 causal constraints over 42 iterations in 20258 ms.(timeout) Result :sat
[2020-06-04 00:00:24] [INFO ] [Real]Absence check using 21 positive place invariants in 39 ms returned sat
[2020-06-04 00:00:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:00:29] [INFO ] [Real]Absence check using state equation in 5286 ms returned sat
[2020-06-04 00:00:31] [INFO ] [Real]Added 8020 Read/Feed constraints in 1605 ms returned sat
[2020-06-04 00:00:31] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:00:31] [INFO ] [Nat]Absence check using 21 positive place invariants in 67 ms returned sat
[2020-06-04 00:00:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:00:37] [INFO ] [Nat]Absence check using state equation in 5305 ms returned sat
[2020-06-04 00:00:38] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1643 ms returned sat
[2020-06-04 00:00:39] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 471 ms.
[2020-06-04 00:00:59] [INFO ] Added : 200 causal constraints over 40 iterations in 20241 ms.(timeout) Result :sat
Interrupted Parikh walk after 700691 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 682742 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 679679 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 698439 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 695790 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 683278 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Parikh walk after 704174 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=23 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
Support contains 441 out of 441 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 124 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 441/441 places, 8421/8421 transitions.
Starting structural reductions, iteration 0 : 441/441 places, 8421/8421 transitions.
Applied a total of 0 rules in 118 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
// Phase 1: matrix 8421 rows 441 cols
[2020-06-04 00:04:29] [INFO ] Computed 21 place invariants in 27 ms
[2020-06-04 00:04:29] [INFO ] Implicit Places using invariants in 151 ms returned []
// Phase 1: matrix 8421 rows 441 cols
[2020-06-04 00:04:30] [INFO ] Computed 21 place invariants in 16 ms
[2020-06-04 00:04:30] [INFO ] Implicit Places using invariants and state equation in 849 ms returned []
Implicit Place search using SMT with State Equation took 1017 ms to find 0 implicit places.
[2020-06-04 00:04:32] [INFO ] Redundant transitions in 1436 ms returned []
// Phase 1: matrix 8421 rows 441 cols
[2020-06-04 00:04:32] [INFO ] Computed 21 place invariants in 13 ms
[2020-06-04 00:04:42] [INFO ] Dead Transitions using invariants and state equation in 10034 ms returned []
Finished structural reductions, in 1 iterations. Remains : 441/441 places, 8421/8421 transitions.
Incomplete random walk after 100000 steps, including 0 resets, run finished after 4383 ms. (steps per millisecond=22 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 8421 rows 441 cols
[2020-06-04 00:04:46] [INFO ] Computed 21 place invariants in 39 ms
[2020-06-04 00:04:47] [INFO ] [Real]Absence check using 21 positive place invariants in 152 ms returned sat
[2020-06-04 00:04:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:04:52] [INFO ] [Real]Absence check using state equation in 5568 ms returned sat
[2020-06-04 00:04:52] [INFO ] State equation strengthened by 8020 read => feed constraints.
[2020-06-04 00:04:54] [INFO ] [Real]Added 8020 Read/Feed constraints in 1621 ms returned sat
[2020-06-04 00:04:54] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:05:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:05:14] [INFO ] [Nat]Absence check using 21 positive place invariants in 19858 ms returned unknown
[2020-06-04 00:05:14] [INFO ] [Real]Absence check using 21 positive place invariants in 40 ms returned sat
[2020-06-04 00:05:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:05:19] [INFO ] [Real]Absence check using state equation in 4916 ms returned sat
[2020-06-04 00:05:21] [INFO ] [Real]Added 8020 Read/Feed constraints in 1569 ms returned sat
[2020-06-04 00:05:21] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:05:21] [INFO ] [Nat]Absence check using 21 positive place invariants in 45 ms returned sat
[2020-06-04 00:05:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:05:27] [INFO ] [Nat]Absence check using state equation in 5324 ms returned sat
[2020-06-04 00:05:28] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1494 ms returned sat
[2020-06-04 00:05:29] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 719 ms.
[2020-06-04 00:05:41] [INFO ] Added : 130 causal constraints over 26 iterations in 13017 ms. Result :(error "Failed to check-sat")
[2020-06-04 00:05:41] [INFO ] [Real]Absence check using 21 positive place invariants in 38 ms returned sat
[2020-06-04 00:05:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:05:46] [INFO ] [Real]Absence check using state equation in 5052 ms returned sat
[2020-06-04 00:05:48] [INFO ] [Real]Added 8020 Read/Feed constraints in 1635 ms returned sat
[2020-06-04 00:05:48] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:05:48] [INFO ] [Nat]Absence check using 21 positive place invariants in 46 ms returned sat
[2020-06-04 00:05:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:05:53] [INFO ] [Nat]Absence check using state equation in 4925 ms returned sat
[2020-06-04 00:05:55] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1310 ms returned sat
[2020-06-04 00:05:55] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 461 ms.
[2020-06-04 00:06:08] [INFO ] Added : 155 causal constraints over 31 iterations in 13504 ms. Result :unknown
[2020-06-04 00:06:08] [INFO ] [Real]Absence check using 21 positive place invariants in 38 ms returned sat
[2020-06-04 00:06:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:06:14] [INFO ] [Real]Absence check using state equation in 5076 ms returned sat
[2020-06-04 00:06:15] [INFO ] [Real]Added 8020 Read/Feed constraints in 1709 ms returned sat
[2020-06-04 00:06:15] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:06:16] [INFO ] [Nat]Absence check using 21 positive place invariants in 45 ms returned sat
[2020-06-04 00:06:16] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:06:20] [INFO ] [Nat]Absence check using state equation in 4828 ms returned sat
[2020-06-04 00:06:22] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1479 ms returned sat
[2020-06-04 00:06:22] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 449 ms.
[2020-06-04 00:06:35] [INFO ] Added : 145 causal constraints over 29 iterations in 13401 ms. Result :unknown
[2020-06-04 00:06:36] [INFO ] [Real]Absence check using 21 positive place invariants in 29 ms returned sat
[2020-06-04 00:06:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:06:41] [INFO ] [Real]Absence check using state equation in 5003 ms returned sat
[2020-06-04 00:06:42] [INFO ] [Real]Added 8020 Read/Feed constraints in 1436 ms returned sat
[2020-06-04 00:06:42] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:06:42] [INFO ] [Nat]Absence check using 21 positive place invariants in 55 ms returned sat
[2020-06-04 00:06:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:06:47] [INFO ] [Nat]Absence check using state equation in 5067 ms returned sat
[2020-06-04 00:06:49] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1372 ms returned sat
[2020-06-04 00:06:49] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 429 ms.
[2020-06-04 00:07:02] [INFO ] Added : 135 causal constraints over 27 iterations in 13243 ms. Result :(error "Failed to check-sat")
[2020-06-04 00:07:02] [INFO ] [Real]Absence check using 21 positive place invariants in 52 ms returned sat
[2020-06-04 00:07:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:07:07] [INFO ] [Real]Absence check using state equation in 4819 ms returned sat
[2020-06-04 00:07:09] [INFO ] [Real]Added 8020 Read/Feed constraints in 1470 ms returned sat
[2020-06-04 00:07:09] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:07:09] [INFO ] [Nat]Absence check using 21 positive place invariants in 43 ms returned sat
[2020-06-04 00:07:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:07:14] [INFO ] [Nat]Absence check using state equation in 5073 ms returned sat
[2020-06-04 00:07:15] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1440 ms returned sat
[2020-06-04 00:07:16] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 703 ms.
1timeout
^^^^^^^^
(error "Invalid token: 1timeout")
[2020-06-04 00:07:29] [INFO ] Added : 130 causal constraints over 26 iterations in 13212 ms. Result :(error "Failed to check-sat")
[2020-06-04 00:07:29] [INFO ] [Real]Absence check using 21 positive place invariants in 24 ms returned sat
[2020-06-04 00:07:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:07:34] [INFO ] [Real]Absence check using state equation in 4770 ms returned sat
[2020-06-04 00:07:36] [INFO ] [Real]Added 8020 Read/Feed constraints in 1635 ms returned sat
[2020-06-04 00:07:36] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:07:36] [INFO ] [Nat]Absence check using 21 positive place invariants in 46 ms returned sat
[2020-06-04 00:07:36] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:07:41] [INFO ] [Nat]Absence check using state equation in 4668 ms returned sat
[2020-06-04 00:07:42] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1269 ms returned sat
[2020-06-04 00:07:43] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 707 ms.
[2020-06-04 00:07:56] [INFO ] Added : 140 causal constraints over 28 iterations in 13687 ms. Result :(error "Failed to check-sat")
[2020-06-04 00:07:56] [INFO ] [Real]Absence check using 21 positive place invariants in 36 ms returned sat
[2020-06-04 00:07:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:08:00] [INFO ] [Real]Absence check using state equation in 4546 ms returned sat
[2020-06-04 00:08:02] [INFO ] [Real]Added 8020 Read/Feed constraints in 1508 ms returned sat
[2020-06-04 00:08:02] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:08:02] [INFO ] [Nat]Absence check using 21 positive place invariants in 45 ms returned sat
[2020-06-04 00:08:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:08:07] [INFO ] [Nat]Absence check using state equation in 4988 ms returned sat
[2020-06-04 00:08:09] [INFO ] [Nat]Added 8020 Read/Feed constraints in 1457 ms returned sat
[2020-06-04 00:08:09] [INFO ] Computed and/alt/rep : 8401/312820/8401 causal constraints in 548 ms.
[2020-06-04 00:08:22] [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: Stream closed (=> (> t145 0) (and (or (and (> t425 0) (< o425 o145)) (and (> t2247 0) (< o2247 o145)) (and (> t2248 0) (< o2248 o145)) (and (> t2639 0) (< o2639 o145)) (and (> t3192 0) (< o3192 o145)) (and (> t3369 0) (< o3369 o145)) (and (> t4060 0) (< o4060 o145)) (and (> t4550 0) (< o4550 o145)) (and (> t4786 0) (< o4786 o145)) (and (> t5002 0) (< o5002 o145)) (and (> t5984 0) (< o5984 o145)) (and (> t6025 0) (< o6025 o145)) (and (> t6323 0) (< o6323 o145)) (and (> t6373 0) (< o6373 o145)) (and (> t6417 0) (< o6417 o145)) (and (> t6742 0) (< o6742 o145)) (and (> t6745 0) (< o6745 o145)) (and (> t7541 0) (< o7541 o145)) (and (> t8172 0) (< o8172 o145)) (and (> t8367 0) (< o8367 o145))) (or (and (> t215 0) (< o215 o145)) (and (> t661 0) (< o661 o145)) (and (> t806 0) (< o806 o145)) (and (> t869 0) (< o869 o145)) (and (> t1352 0) (< o1352 o145)) (and (> t1939 0) (< o1939 o145)) (and (> t2766 0) (< o2766 o145)) (and (> t2841 0) (< o2841 o145)) (and (> t3853 0) (< o3853 o145)) (and (> t4223 0) (< o4223 o145)) (and (> t4388 0) (< o4388 o145)) (and (> t4822 0) (< o4822 o145)) (and (> t5470 0) (< o5470 o145)) (and (> t5905 0) (< o5905 o145)) (and (> t6222 0) (< o6222 o145)) (and (> t6682 0) (< o6682 o145)) (and (> t6893 0) (< o6893 o145)) (and (> t7582 0) (< o7582 o145)) (and (> t8012 0) (< o8012 o145)) (and (> t8164 0) (< o8164 o145)))))") while checking expression at index 7
Drop transitions removed 7511 transitions
Redundant transition composition rules discarded 7511 transitions
Iterating global reduction 0 with 7511 rules applied. Total rules applied 7511 place count 441 transition count 910
Applied a total of 7511 rules in 83 ms. Remains 441 /441 variables (removed 0) and now considering 910/8421 (removed 7511) transitions.
// Phase 1: matrix 910 rows 441 cols
[2020-06-04 00:08:22] [INFO ] Computed 21 place invariants in 2 ms
[2020-06-04 00:08:23] [INFO ] [Real]Absence check using 21 positive place invariants in 186 ms returned sat
[2020-06-04 00:08:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:08:24] [INFO ] [Real]Absence check using state equation in 1100 ms returned sat
[2020-06-04 00:08:24] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 73 ms.
[2020-06-04 00:08:24] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:08:41] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-04 00:08:50] [INFO ] [Nat]Absence check using 21 positive place invariants in 26262 ms returned unknown
[2020-06-04 00:08:50] [INFO ] [Real]Absence check using 21 positive place invariants in 26 ms returned sat
[2020-06-04 00:08:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:08:51] [INFO ] [Real]Absence check using state equation in 810 ms returned sat
[2020-06-04 00:08:51] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 48 ms.
[2020-06-04 00:08:51] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:08:52] [INFO ] [Nat]Absence check using 21 positive place invariants in 38 ms returned sat
[2020-06-04 00:08:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:08:52] [INFO ] [Nat]Absence check using state equation in 831 ms returned sat
[2020-06-04 00:08:52] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 116 ms.
[2020-06-04 00:08:58] [INFO ] Added : 557 causal constraints over 113 iterations in 5948 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 46 ms.
[2020-06-04 00:08:59] [INFO ] [Real]Absence check using 21 positive place invariants in 45 ms returned sat
[2020-06-04 00:08:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:08:59] [INFO ] [Real]Absence check using state equation in 806 ms returned sat
[2020-06-04 00:08:59] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 49 ms.
[2020-06-04 00:09:00] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:09:00] [INFO ] [Nat]Absence check using 21 positive place invariants in 57 ms returned sat
[2020-06-04 00:09:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:01] [INFO ] [Nat]Absence check using state equation in 764 ms returned sat
[2020-06-04 00:09:01] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 41 ms.
[2020-06-04 00:09:04] [INFO ] Added : 349 causal constraints over 71 iterations in 3335 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 28 ms.
[2020-06-04 00:09:04] [INFO ] [Real]Absence check using 21 positive place invariants in 46 ms returned sat
[2020-06-04 00:09:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:05] [INFO ] [Real]Absence check using state equation in 756 ms returned sat
[2020-06-04 00:09:05] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 38 ms.
[2020-06-04 00:09:05] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:09:05] [INFO ] [Nat]Absence check using 21 positive place invariants in 27 ms returned sat
[2020-06-04 00:09:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:06] [INFO ] [Nat]Absence check using state equation in 760 ms returned sat
[2020-06-04 00:09:06] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 38 ms.
[2020-06-04 00:09:12] [INFO ] Added : 543 causal constraints over 110 iterations in 5602 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 34 ms.
[2020-06-04 00:09:12] [INFO ] [Real]Absence check using 21 positive place invariants in 48 ms returned sat
[2020-06-04 00:09:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:12] [INFO ] [Real]Absence check using state equation in 685 ms returned sat
[2020-06-04 00:09:13] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 49 ms.
[2020-06-04 00:09:13] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:09:13] [INFO ] [Nat]Absence check using 21 positive place invariants in 41 ms returned sat
[2020-06-04 00:09:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:13] [INFO ] [Nat]Absence check using state equation in 720 ms returned sat
[2020-06-04 00:09:14] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 49 ms.
[2020-06-04 00:09:18] [INFO ] Added : 363 causal constraints over 74 iterations in 4035 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 30 ms.
[2020-06-04 00:09:18] [INFO ] [Real]Absence check using 21 positive place invariants in 50 ms returned sat
[2020-06-04 00:09:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:19] [INFO ] [Real]Absence check using state equation in 690 ms returned sat
[2020-06-04 00:09:19] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 53 ms.
[2020-06-04 00:09:19] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:09:19] [INFO ] [Nat]Absence check using 21 positive place invariants in 26 ms returned sat
[2020-06-04 00:09:19] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:20] [INFO ] [Nat]Absence check using state equation in 773 ms returned sat
[2020-06-04 00:09:20] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 37 ms.
[2020-06-04 00:09:24] [INFO ] Added : 431 causal constraints over 87 iterations in 4493 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 35 ms.
[2020-06-04 00:09:25] [INFO ] [Real]Absence check using 21 positive place invariants in 42 ms returned sat
[2020-06-04 00:09:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:25] [INFO ] [Real]Absence check using state equation in 713 ms returned sat
[2020-06-04 00:09:25] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 41 ms.
[2020-06-04 00:09:25] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:09:26] [INFO ] [Nat]Absence check using 21 positive place invariants in 39 ms returned sat
[2020-06-04 00:09:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:26] [INFO ] [Nat]Absence check using state equation in 681 ms returned sat
[2020-06-04 00:09:26] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 175 ms.
[2020-06-04 00:09:31] [INFO ] Added : 412 causal constraints over 84 iterations in 4747 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 20 ms.
[2020-06-04 00:09:31] [INFO ] [Real]Absence check using 21 positive place invariants in 28 ms returned sat
[2020-06-04 00:09:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:32] [INFO ] [Real]Absence check using state equation in 679 ms returned sat
[2020-06-04 00:09:32] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 55 ms.
[2020-06-04 00:09:32] [INFO ] Solution in real domain found non-integer solution.
[2020-06-04 00:09:32] [INFO ] [Nat]Absence check using 21 positive place invariants in 48 ms returned sat
[2020-06-04 00:09:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-06-04 00:09:33] [INFO ] [Nat]Absence check using state equation in 803 ms returned sat
[2020-06-04 00:09:33] [INFO ] Computed and/alt/rep : 861/2022/861 causal constraints in 37 ms.
[2020-06-04 00:09:40] [INFO ] Added : 590 causal constraints over 119 iterations in 6572 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 23 ms.
[2020-06-04 00:09:40] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 105 ms.
[2020-06-04 00:09:40] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 47 ms.
[2020-06-04 00:09:43] [INFO ] Flatten gal took : 3112 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ TokenRing-PT-020 @ 3570 seconds
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 7622608 kB
After kill :
MemTotal: 16427332 kB
MemFree: 16068636 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-020"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itslola"
echo " Input is TokenRing-PT-020, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r194-csrt-159033390100503"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-PT-020.tgz
mv TokenRing-PT-020 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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