Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2021-input.r170-oct2-162089287300235.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2021-input.qcow2 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 gold2020
Input is PolyORBNT-PT-S05J60, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-oct2-162089287300235
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 171K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 672K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 203K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 912K May 10 09:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 17K Mar 28 16:28 LTLCardinality.txt
-rw-r--r-- 1 mcc users 55K Mar 28 16:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 28 16:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 28 16:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Mar 27 09:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 49K Mar 27 09:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 39K Mar 25 12:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 130K Mar 25 12:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.2K Mar 22 08:13 UpperBounds.txt
-rw-r--r-- 1 mcc users 11K Mar 22 08:13 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 7 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 2.3M May 5 16:51 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 PolyORBNT-PT-S05J60-ReachabilityCardinality-00
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-01
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-02
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-03
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-04
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-05
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-06
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-07
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-08
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-09
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-10
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-11
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-12
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-13
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-14
FORMULA_NAME PolyORBNT-PT-S05J60-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1621390454523

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-19 02:14:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2021-05-19 02:14:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-19 02:14:16] [INFO ] Load time of PNML (sax parser for PT used): 133 ms
[2021-05-19 02:14:16] [INFO ] Transformed 909 places.
[2021-05-19 02:14:16] [INFO ] Transformed 1970 transitions.
[2021-05-19 02:14:16] [INFO ] Parsed PT model containing 909 places and 1970 transitions in 183 ms.
Ensure Unique test removed 655 transitions
Reduce redundant transitions removed 655 transitions.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 35 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 679 resets, run finished after 226 ms. (steps per millisecond=44 ) properties seen :[0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0]
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 52 resets, run finished after 42 ms. (steps per millisecond=238 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 45 resets, run finished after 42 ms. (steps per millisecond=238 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 100 resets, run finished after 37 ms. (steps per millisecond=270 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 150 resets, run finished after 46 ms. (steps per millisecond=217 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 173 resets, run finished after 35 ms. (steps per millisecond=285 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 14 resets, run finished after 24 ms. (steps per millisecond=416 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 127 resets, run finished after 30 ms. (steps per millisecond=333 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10000 steps, including 151 resets, run finished after 37 ms. (steps per millisecond=270 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 96 resets, run finished after 28 ms. (steps per millisecond=357 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 111 resets, run finished after 26 ms. (steps per millisecond=384 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 136 resets, run finished after 36 ms. (steps per millisecond=277 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 147 resets, run finished after 31 ms. (steps per millisecond=322 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2021-05-19 02:14:17] [INFO ] Flow matrix only has 1311 transitions (discarded 4 similar events)
// Phase 1: matrix 1311 rows 909 cols
[2021-05-19 02:14:17] [INFO ] Computed 142 place invariants in 106 ms
[2021-05-19 02:14:17] [INFO ] [Real]Absence check using 111 positive place invariants in 71 ms returned sat
[2021-05-19 02:14:17] [INFO ] [Real]Absence check using 111 positive and 31 generalized place invariants in 59 ms returned sat
[2021-05-19 02:14:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:14:20] [INFO ] [Real]Absence check using state equation in 3240 ms returned sat
[2021-05-19 02:14:20] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 02:14:21] [INFO ] [Nat]Absence check using 111 positive place invariants in 103 ms returned sat
[2021-05-19 02:14:21] [INFO ] [Nat]Absence check using 111 positive and 31 generalized place invariants in 179 ms returned sat
[2021-05-19 02:14:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 02:14:25] [INFO ] [Nat]Absence check using state equation in 4483 ms returned unsat
[2021-05-19 02:14:25] [INFO ] [Real]Absence check using 111 positive place invariants in 128 ms returned sat
[2021-05-19 02:14:26] [INFO ] [Real]Absence check using 111 positive and 31 generalized place invariants in 82 ms returned sat
[2021-05-19 02:14:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:14:29] [INFO ] [Real]Absence check using state equation in 3205 ms returned unsat
[2021-05-19 02:14:29] [INFO ] [Real]Absence check using 111 positive place invariants in 119 ms returned sat
[2021-05-19 02:14:29] [INFO ] [Real]Absence check using 111 positive and 31 generalized place invariants in 47 ms returned sat
[2021-05-19 02:14:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:14:32] [INFO ] [Real]Absence check using state equation in 2622 ms returned sat
[2021-05-19 02:14:32] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 02:14:32] [INFO ] [Nat]Absence check using 111 positive place invariants in 105 ms returned sat
[2021-05-19 02:14:32] [INFO ] [Nat]Absence check using 111 positive and 31 generalized place invariants in 88 ms returned sat
[2021-05-19 02:14:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 02:14:37] [INFO ] [Nat]Absence check using state equation in 4641 ms returned (error "Solver has unexpectedly terminated")
[2021-05-19 02:14:37] [INFO ] [Real]Absence check using 111 positive place invariants in 128 ms returned sat
[2021-05-19 02:14:37] [INFO ] [Real]Absence check using 111 positive and 31 generalized place invariants in 50 ms returned unsat
[2021-05-19 02:14:37] [INFO ] [Real]Absence check using 111 positive place invariants in 55 ms returned sat
[2021-05-19 02:14:37] [INFO ] [Real]Absence check using 111 positive and 31 generalized place invariants in 49 ms returned sat
[2021-05-19 02:14:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:14:40] [INFO ] [Real]Absence check using state equation in 2670 ms returned sat
[2021-05-19 02:14:40] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 02:14:40] [INFO ] [Nat]Absence check using 111 positive place invariants in 214 ms returned sat
[2021-05-19 02:14:41] [INFO ] [Nat]Absence check using 111 positive and 31 generalized place invariants in 243 ms returned sat
[2021-05-19 02:14:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 02:14:45] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 02:14:45] [INFO ] [Nat]Absence check using state equation in 4398 ms returned (error "Failed to check-sat")
[2021-05-19 02:14:45] [INFO ] [Real]Absence check using 111 positive place invariants in 68 ms returned sat
[2021-05-19 02:14:45] [INFO ] [Real]Absence check using 111 positive and 31 generalized place invariants in 110 ms returned sat
[2021-05-19 02:14:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:14:50] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 02:14:50] [INFO ] [Real]Absence check using state equation in 4758 ms returned (error "Failed to check-sat")
[2021-05-19 02:14:50] [INFO ] [Real]Absence check using 111 positive place invariants in 40 ms returned unsat
[2021-05-19 02:14:50] [INFO ] [Real]Absence check using 111 positive place invariants in 57 ms returned sat
[2021-05-19 02:14:51] [INFO ] [Real]Absence check using 111 positive and 31 generalized place invariants in 168 ms returned sat
[2021-05-19 02:14:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:14:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 02:14:55] [INFO ] [Real]Absence check using state equation in 4685 ms returned (error "Failed to check-sat")
[2021-05-19 02:14:55] [INFO ] [Real]Absence check using 111 positive place invariants in 30 ms returned unsat
[2021-05-19 02:14:56] [INFO ] [Real]Absence check using 111 positive place invariants in 544 ms returned unsat
[2021-05-19 02:14:57] [INFO ] [Real]Absence check using 111 positive place invariants in 498 ms returned sat
[2021-05-19 02:14:57] [INFO ] [Real]Absence check using 111 positive and 31 generalized place invariants in 168 ms returned sat
[2021-05-19 02:14:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:15:01] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 02:15:01] [INFO ] [Real]Absence check using state equation in 4289 ms returned (error "Failed to check-sat")
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-11 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-00 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 93 out of 909 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 909/909 places, 1315/1315 transitions.
Ensure Unique test removed 5 places
Performed 63 Post agglomeration using F-continuation condition.Transition count delta: 63
Iterating post reduction 0 with 68 rules applied. Total rules applied 68 place count 904 transition count 1252
Reduce places removed 63 places and 0 transitions.
Iterating post reduction 1 with 63 rules applied. Total rules applied 131 place count 841 transition count 1252
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 64 Pre rules applied. Total rules applied 131 place count 841 transition count 1188
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 2 with 128 rules applied. Total rules applied 259 place count 777 transition count 1188
Symmetric choice reduction at 2 with 1 rule applications. Total rules 260 place count 777 transition count 1188
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 262 place count 776 transition count 1187
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 264 place count 775 transition count 1186
Applied a total of 264 rules in 684 ms. Remains 775 /909 variables (removed 134) and now considering 1186/1315 (removed 129) transitions.
[2021-05-19 02:15:02] [INFO ] Flow matrix only has 1182 transitions (discarded 4 similar events)
// Phase 1: matrix 1182 rows 775 cols
[2021-05-19 02:15:02] [INFO ] Computed 137 place invariants in 114 ms
[2021-05-19 02:15:15] [INFO ] Dead Transitions using invariants and state equation in 13256 ms returned [799, 800, 801, 802, 803, 805, 806, 808, 809, 810, 811, 812, 814, 815, 816, 817, 818, 819, 820, 821, 822, 823, 825, 826, 828, 830, 832, 833, 834, 836, 838, 839, 840, 841, 842, 843, 844, 846, 847, 848, 849, 851, 852, 853, 855, 856, 857, 859, 860, 862, 863, 865, 866, 867, 868, 870, 871, 872, 875, 877, 878, 879, 881, 882, 885, 886, 887, 888, 889, 890, 891, 892, 894, 895, 897, 898, 899, 900, 901, 902, 903, 904, 906, 907, 908, 910, 911, 912, 914, 915, 916, 917, 918, 921, 922]
Found 95 dead transitions using SMT.
Drop transitions removed 95 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 95 transitions :[922, 921, 918, 917, 916, 915, 914, 912, 911, 910, 908, 907, 906, 904, 903, 902, 901, 900, 899, 898, 897, 895, 894, 892, 891, 890, 889, 888, 887, 886, 885, 882, 881, 879, 878, 877, 875, 872, 871, 870, 868, 867, 866, 865, 863, 862, 860, 859, 857, 856, 855, 853, 852, 851, 849, 848, 847, 846, 844, 843, 842, 841, 840, 839, 838, 836, 834, 833, 832, 830, 828, 826, 825, 823, 822, 821, 820, 819, 818, 817, 816, 815, 814, 812, 811, 810, 809, 808, 806, 805, 803, 802, 801, 800, 799]
Starting structural reductions, iteration 1 : 775/909 places, 1091/1315 transitions.
Applied a total of 0 rules in 91 ms. Remains 775 /775 variables (removed 0) and now considering 1091/1091 (removed 0) transitions.
Finished structural reductions, in 2 iterations. Remains : 775/909 places, 1091/1315 transitions.
Incomplete random walk after 1000000 steps, including 58205 resets, run finished after 8823 ms. (steps per millisecond=113 ) properties seen :[0, 0, 1, 0, 1]
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 4319 resets, run finished after 2402 ms. (steps per millisecond=416 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 4543 resets, run finished after 1624 ms. (steps per millisecond=615 ) properties seen :[0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 4346 resets, run finished after 1515 ms. (steps per millisecond=660 ) properties seen :[0, 0, 0]
[2021-05-19 02:15:30] [INFO ] Flow matrix only has 1087 transitions (discarded 4 similar events)
// Phase 1: matrix 1087 rows 775 cols
[2021-05-19 02:15:30] [INFO ] Computed 137 place invariants in 34 ms
[2021-05-19 02:15:30] [INFO ] [Real]Absence check using 111 positive place invariants in 104 ms returned sat
[2021-05-19 02:15:30] [INFO ] [Real]Absence check using 111 positive and 26 generalized place invariants in 67 ms returned sat
[2021-05-19 02:15:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:15:33] [INFO ] [Real]Absence check using state equation in 3163 ms returned sat
[2021-05-19 02:15:33] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 02:15:34] [INFO ] [Nat]Absence check using 111 positive place invariants in 315 ms returned sat
[2021-05-19 02:15:34] [INFO ] [Nat]Absence check using 111 positive and 26 generalized place invariants in 153 ms returned sat
[2021-05-19 02:15:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 02:15:46] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 02:15:49] [INFO ] [Nat]Absence check using state equation in 15195 ms returned unknown
[2021-05-19 02:15:49] [INFO ] [Real]Absence check using 111 positive place invariants in 91 ms returned sat
[2021-05-19 02:15:49] [INFO ] [Real]Absence check using 111 positive and 26 generalized place invariants in 73 ms returned sat
[2021-05-19 02:15:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:15:52] [INFO ] [Real]Absence check using state equation in 2990 ms returned sat
[2021-05-19 02:15:52] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 02:15:53] [INFO ] [Nat]Absence check using 111 positive place invariants in 587 ms returned sat
[2021-05-19 02:15:53] [INFO ] [Nat]Absence check using 111 positive and 26 generalized place invariants in 106 ms returned sat
[2021-05-19 02:15:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 02:15:56] [INFO ] [Nat]Absence check using state equation in 3006 ms returned unsat
[2021-05-19 02:15:56] [INFO ] [Real]Absence check using 111 positive place invariants in 111 ms returned sat
[2021-05-19 02:15:57] [INFO ] [Real]Absence check using 111 positive and 26 generalized place invariants in 192 ms returned sat
[2021-05-19 02:15:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:16:00] [INFO ] [Real]Absence check using state equation in 3220 ms returned sat
[2021-05-19 02:16:00] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 02:16:00] [INFO ] [Nat]Absence check using 111 positive place invariants in 353 ms returned sat
[2021-05-19 02:16:00] [INFO ] [Nat]Absence check using 111 positive and 26 generalized place invariants in 172 ms returned unsat
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBNT-PT-S05J60-ReachabilityCardinality-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Support contains 70 out of 775 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 775/775 places, 1091/1091 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 775 transition count 1090
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 774 transition count 1090
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 2 place count 774 transition count 1088
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 6 place count 772 transition count 1088
Applied a total of 6 rules in 112 ms. Remains 772 /775 variables (removed 3) and now considering 1088/1091 (removed 3) transitions.
Finished structural reductions, in 1 iterations. Remains : 772/775 places, 1088/1091 transitions.
Incomplete random walk after 1000000 steps, including 58191 resets, run finished after 6915 ms. (steps per millisecond=144 ) properties seen :[0]
Incomplete Best-First random walk after 1000001 steps, including 4381 resets, run finished after 2494 ms. (steps per millisecond=400 ) properties seen :[0]
Interrupted probabilistic random walk after 2010023 steps, run timeout after 30001 ms. (steps per millisecond=66 ) properties seen :[0]
Probabilistic random walk after 2010023 steps, saw 614429 distinct states, run finished after 30001 ms. (steps per millisecond=66 ) properties seen :[0]
[2021-05-19 02:16:40] [INFO ] Flow matrix only has 1084 transitions (discarded 4 similar events)
// Phase 1: matrix 1084 rows 772 cols
[2021-05-19 02:16:40] [INFO ] Computed 137 place invariants in 21 ms
[2021-05-19 02:16:41] [INFO ] [Real]Absence check using 111 positive place invariants in 571 ms returned sat
[2021-05-19 02:16:41] [INFO ] [Real]Absence check using 111 positive and 26 generalized place invariants in 267 ms returned sat
[2021-05-19 02:16:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:16:45] [INFO ] [Real]Absence check using state equation in 4358 ms returned sat
[2021-05-19 02:16:45] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 02:16:46] [INFO ] [Nat]Absence check using 111 positive place invariants in 53 ms returned sat
[2021-05-19 02:16:46] [INFO ] [Nat]Absence check using 111 positive and 26 generalized place invariants in 34 ms returned sat
[2021-05-19 02:16:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 02:16:49] [INFO ] [Nat]Absence check using state equation in 2970 ms returned sat
[2021-05-19 02:16:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2021-05-19 02:16:49] [INFO ] [Nat]Added 1 Read/Feed constraints in 15 ms returned sat
[2021-05-19 02:16:50] [INFO ] Deduced a trap composed of 13 places in 823 ms
[2021-05-19 02:16:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 928 ms
[2021-05-19 02:16:50] [INFO ] Computed and/alt/rep : 1082/22785/1078 causal constraints in 126 ms.
[2021-05-19 02:16:56] [INFO ] Added : 5 causal constraints over 1 iterations in 6261 ms. Result :unknown
Incomplete Parikh walk after 9500 steps, including 941 resets, run finished after 123 ms. (steps per millisecond=77 ) properties seen :[0] could not realise parikh vector
Support contains 70 out of 772 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 772/772 places, 1088/1088 transitions.
Applied a total of 0 rules in 41 ms. Remains 772 /772 variables (removed 0) and now considering 1088/1088 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 772/772 places, 1088/1088 transitions.
Starting structural reductions, iteration 0 : 772/772 places, 1088/1088 transitions.
Applied a total of 0 rules in 55 ms. Remains 772 /772 variables (removed 0) and now considering 1088/1088 (removed 0) transitions.
[2021-05-19 02:16:56] [INFO ] Flow matrix only has 1084 transitions (discarded 4 similar events)
// Phase 1: matrix 1084 rows 772 cols
[2021-05-19 02:16:56] [INFO ] Computed 137 place invariants in 49 ms
[2021-05-19 02:17:00] [INFO ] Implicit Places using invariants in 3513 ms returned []
[2021-05-19 02:17:00] [INFO ] Flow matrix only has 1084 transitions (discarded 4 similar events)
// Phase 1: matrix 1084 rows 772 cols
[2021-05-19 02:17:00] [INFO ] Computed 137 place invariants in 29 ms
[2021-05-19 02:17:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2021-05-19 02:17:25] [INFO ] Implicit Places using invariants and state equation in 24949 ms returned []
Implicit Place search using SMT with State Equation took 28465 ms to find 0 implicit places.
[2021-05-19 02:17:25] [INFO ] Redundant transitions in 76 ms returned []
[2021-05-19 02:17:25] [INFO ] Flow matrix only has 1084 transitions (discarded 4 similar events)
// Phase 1: matrix 1084 rows 772 cols
[2021-05-19 02:17:25] [INFO ] Computed 137 place invariants in 23 ms
[2021-05-19 02:17:33] [INFO ] Dead Transitions using invariants and state equation in 8465 ms returned []
Finished structural reductions, in 1 iterations. Remains : 772/772 places, 1088/1088 transitions.
Incomplete random walk after 100000 steps, including 5770 resets, run finished after 694 ms. (steps per millisecond=144 ) properties seen :[0]
[2021-05-19 02:17:34] [INFO ] Flow matrix only has 1084 transitions (discarded 4 similar events)
// Phase 1: matrix 1084 rows 772 cols
[2021-05-19 02:17:34] [INFO ] Computed 137 place invariants in 24 ms
[2021-05-19 02:17:34] [INFO ] [Real]Absence check using 111 positive place invariants in 67 ms returned sat
[2021-05-19 02:17:34] [INFO ] [Real]Absence check using 111 positive and 26 generalized place invariants in 37 ms returned sat
[2021-05-19 02:17:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:17:39] [INFO ] [Real]Absence check using state equation in 4717 ms returned sat
[2021-05-19 02:17:39] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 02:17:39] [INFO ] [Nat]Absence check using 111 positive place invariants in 56 ms returned sat
[2021-05-19 02:17:39] [INFO ] [Nat]Absence check using 111 positive and 26 generalized place invariants in 34 ms returned sat
[2021-05-19 02:17:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 02:17:42] [INFO ] [Nat]Absence check using state equation in 3133 ms returned sat
[2021-05-19 02:17:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2021-05-19 02:17:42] [INFO ] [Nat]Added 1 Read/Feed constraints in 7 ms returned sat
[2021-05-19 02:17:43] [INFO ] Deduced a trap composed of 13 places in 422 ms
[2021-05-19 02:17:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 497 ms
[2021-05-19 02:17:43] [INFO ] Computed and/alt/rep : 1082/22785/1078 causal constraints in 134 ms.
[2021-05-19 02:17:49] [INFO ] Added : 5 causal constraints over 1 iterations in 6237 ms. Result :unknown
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 772 transition count 1084
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 4 place count 772 transition count 1083
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 6 place count 771 transition count 1083
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 771 transition count 1082
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 770 transition count 1082
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 2 with 5 rules applied. Total rules applied 13 place count 770 transition count 1077
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 18 place count 765 transition count 1077
Applied a total of 18 rules in 134 ms. Remains 765 /772 variables (removed 7) and now considering 1077/1088 (removed 11) transitions.
// Phase 1: matrix 1077 rows 765 cols
[2021-05-19 02:17:49] [INFO ] Computed 137 place invariants in 46 ms
[2021-05-19 02:17:49] [INFO ] [Real]Absence check using 112 positive place invariants in 115 ms returned sat
[2021-05-19 02:17:49] [INFO ] [Real]Absence check using 112 positive and 25 generalized place invariants in 52 ms returned sat
[2021-05-19 02:17:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-19 02:17:52] [INFO ] [Real]Absence check using state equation in 2410 ms returned sat
[2021-05-19 02:17:52] [INFO ] Solution in real domain found non-integer solution.
[2021-05-19 02:17:52] [INFO ] [Nat]Absence check using 112 positive place invariants in 120 ms returned sat
[2021-05-19 02:17:52] [INFO ] [Nat]Absence check using 112 positive and 25 generalized place invariants in 34 ms returned sat
[2021-05-19 02:17:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-19 02:18:00] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-19 02:18:03] [INFO ] [Nat]Absence check using state equation in 10798 ms returned unknown
[2021-05-19 02:18:03] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 10 ms.
[2021-05-19 02:18:03] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 28 ms.
[2021-05-19 02:18:03] [INFO ] Flatten gal took : 182 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityCardinality @ PolyORBNT-PT-S05J60 @ 3570 seconds
vrfy: finished
info: timeLeft: 3562
rslt: Output for ReachabilityCardinality @ PolyORBNT-PT-S05J60

{
"build":
{
"architecture": 64,
"assertions": false,
"build_hostname": "mcc2019",
"build_system": "x86_64-unknown-linux-gnu",
"optimizations": true,
"package_version": "2.0",
"svn_version": "3189M"
},
"call":
{
"exec_host": "mcc2020",
"localtimelimit": 0,
"markinglimit": null,
"parameters":
[
"--pnmlnet",
"model.pnml",
"--xmlformula",
"--formula=ReachabilityCardinality.xml",
"--mcc",
"--donotcomputecapacities",
"--encoder=simplecompressed",
"--check=modelchecking",
"--stubborn=tarjan",
"--stateequation=par",
"--timelimit=3570",
"--localtimelimit=0",
"--json=ReachabilityCardinality.json",
"--jsoninclude=formula,formulastat,net"
],
"starttime": "Wed May 19 02:18:04 2021
",
"timelimit": 3570
},
"child": null,
"exit":
{
"error": null,
"localtimelimitreached": true,
"memory": 27536,
"runtime": 8.000000,
"signal": null,
"timelimitreached": false
},
"files":
{
"formula": "ReachabilityCardinality.xml",
"net": "model.pnml"
},
"formula":
{
"count":
{
"A": 1,
"E": 0,
"F": 0,
"G": 1,
"U": 0,
"X": 0,
"aconj": 0,
"adisj": 1,
"aneg": 0,
"comp": 3,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 69,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 69,
"visible_transitions": 0
},
"processed": "A (G (((p626 <= p640) OR (p104 + p107 + p164 + p183 + p184 + p190 + p201 + p206 + p224 + p238 + p256 + p265 + p269 + p277 + p292 + p53 + p303 + p309 + p312 + p320 + p331 + p347 + p353 + p365 + p385 + p400 + p405 + p411 + p412 + p448 + p494 + p519 + p531 + p553 + p559 + p581 + p582 + p583 + p595 + p608 + p623 + p771 + p663 + p664 + p766 + p673 + p700 + p718 + p726 + p754 + p759 + p44 + p47 + p55 + p68 + p77 + p88 + p91 + p92 + p93 + p96 <= p124 + p278 + p613 + p18 + p715) OR (1 <= p261))))",
"processed_size": 495,
"rewrites": 2,
"skeleton": "A(G(**))"
},
"net":
{
"arcs": 5513,
"conflict_clusters": 72,
"places": 772,
"places_significant": 635,
"singleton_clusters": 0,
"transitions": 1088
},
"task":
{
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion"
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 3,
"problems": 3
},
"type": "invariance",
"workflow": "stateequation||search"
}
}
lola: LoLA will run for 3570 seconds at most (--timelimit)
lola: NET
lola: input: PNML file (--pnml)
lola: reading net from model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file model.pnml
lola: 1860/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 24704
lola: finding significant places
lola: 772 places, 1088 transitions, 635 significant places
lola: compute conflict clusters
lola: computed conflict clusters
lola: Computing conflicting sets
lola: Computing back conflicting sets
lola: TASK
lola: Reading formula in XML format (--xmlformula)
lola: reading pnml
lola: reading formula from ReachabilityCardinality.xml
lola: LP says that atomic proposition is always false: (2 <= p327)
lola: A (G (((p626 <= p640) OR (p104 + p107 + p164 + p183 + p184 + p190 + p201 + p206 + p224 + p238 + p256 + p265 + p269 + p277 + p292 + p53 + p303 + p309 + p312 + p320 + p331 + p347 + p353 + p365 + p385 + p400 + p405 + p411 + p412 + p448 + p494 + p519 + p531 + p553 + p559 + p581 + p582 + p583 + p595 + p608 + p623 + p771 + p663 + p664 + p766 + p673 + p700 + p718 + p726 + p754 + p759 + p44 + p47 + p55 + p68 + p77 + p88 + p91 + p92 + p93 + p96 <= p124 + p278 + p613 + p18 + p715) OR (1 <= p261))))
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: processed formula: A (G (((p626 <= p640) OR (p104 + p107 + p164 + p183 + p184 + p190 + p201 + p206 + p224 + p238 + p256 + p265 + p269 + p277 + p292 + p53 + p303 + p309 + p312 + p320 + p331 + p347 + p353 + p365 + p385 + p400 + p405 + p411 + p412 + p448 + p494 + p519 + p531 + p553 + p559 + p581 + p582 + p583 + p595 + p608 + p623 + p771 + p663 + p664 + p766 + p673 + p700 + p718 + p726 + p754 + p759 + p44 + p47 + p55 +... (shortened)
lola: processed formula length: 495
lola: 2 rewrites
lola: closed formula file ReachabilityCardinality.xml
lola: STORE
lola: using a simple compression encoder (--encoder=simplecompressed)
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: built state equation task
lola: RUNNING
lola: subprocess will run for 0 seconds at most (--localtimelimit)
lola: state equation task get result started, id 0
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: state equation task get result rewrite finished id 0
lola: state equation task get result unparse finished++ id 0
lola: formula 0: ((p640 + 1 <= p626) AND (p124 + p278 + p613 + p18 + p715 + 1 <= p104 + p107 + p164 + p183 + p184 + p190 + p201 + p206 + p224 + p238 + p256 + p265 + p269 + p277 + p292 + p53 + p303 + p309 + p312 + p320 + p331 + p347 + p353 + p365 + p385 + p400 + p405 + p411 + p412 + p448 + p494 + p519 + p531 + p553 + p559 + p581 + p582 + p583 + p595 + p608 + p623 + p771 + p663 + p664 + p766 + p673 + p700 + p718 + p726 + p754 + p759 + p44 + p47 + p55 + p68 + p77 + p88 + p91 + p92 + p93 + p96) AND (p261 <= 0))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 3 literals and 1 conjunctive subformulas
lola: local time limit reached - aborting
lola: state equation: write sara problem file to ReachabilityCardinality-0.sara
lola: state equation: calling and running sara
lola: memory consumption: 27536 KB
lola: time consumption: 8 seconds
lola: print data as JSON (--json)
lola: writing JSON to ReachabilityCardinality.json
lola: closed JSON file ReachabilityCardinality.json
sara: try reading problem file ReachabilityCardinality-0.sara.
rslt: finished

--------------------
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="PolyORBNT-PT-S05J60"
export BK_EXAMINATION="ReachabilityCardinality"
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 PolyORBNT-PT-S05J60, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r170-oct2-162089287300235"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-PT-S05J60.tgz
mv PolyORBNT-PT-S05J60 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;