Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r132-tall-162075428200132.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is HypercubeGrid-PT-C4K3P3B12, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r132-tall-162075428200132
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 26K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 141K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 19K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 86K 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 6.3K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.5K Apr 26 07:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 26 07:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Apr 26 07:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 26 07:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 23 11:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 23 11:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.9K Mar 22 21:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 22 21:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Mar 22 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Mar 22 09:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 10 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rwxr-xr-x 1 mcc users 3.0M 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 HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-00
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-01
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-02
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-03
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-04
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-05
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-06
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-07
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-08
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-09
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-10
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-11
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-12
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-13
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-14
FORMULA_NAME HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620909720049

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-13 12:42:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2021-05-13 12:42:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-13 12:42:01] [INFO ] Load time of PNML (sax parser for PT used): 228 ms
[2021-05-13 12:42:01] [INFO ] Transformed 2457 places.
[2021-05-13 12:42:01] [INFO ] Transformed 5400 transitions.
[2021-05-13 12:42:01] [INFO ] Parsed PT model containing 2457 places and 5400 transitions in 314 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 47 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 1760 ms. (steps per millisecond=5 ) properties seen :[1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1]
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 272 ms. (steps per millisecond=36 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 300 ms. (steps per millisecond=33 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 278 ms. (steps per millisecond=35 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 274 ms. (steps per millisecond=36 ) properties seen :[0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 258 ms. (steps per millisecond=38 ) properties seen :[0, 0, 0, 0, 1, 0, 0]
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 261 ms. (steps per millisecond=38 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 268 ms. (steps per millisecond=37 ) properties seen :[0, 0, 0, 0, 0, 0]
// Phase 1: matrix 5400 rows 2457 cols
[2021-05-13 12:42:06] [INFO ] Computed 946 place invariants in 537 ms
[2021-05-13 12:42:07] [INFO ] [Real]Absence check using 945 positive place invariants in 991 ms returned sat
[2021-05-13 12:42:07] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 61 ms returned sat
[2021-05-13 12:42:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:42:11] [INFO ] [Real]Absence check using state equation in 3627 ms returned (error "Solver has unexpectedly terminated")
[2021-05-13 12:42:12] [INFO ] [Real]Absence check using 945 positive place invariants in 958 ms returned sat
[2021-05-13 12:42:12] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 58 ms returned sat
[2021-05-13 12:42:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:42:16] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:42:16] [INFO ] [Real]Absence check using state equation in 3798 ms returned (error "Failed to check-sat")
[2021-05-13 12:42:17] [INFO ] [Real]Absence check using 945 positive place invariants in 960 ms returned sat
[2021-05-13 12:42:17] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 59 ms returned sat
[2021-05-13 12:42:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:42:21] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:42:21] [INFO ] [Real]Absence check using state equation in 3794 ms returned (error "Failed to check-sat")
[2021-05-13 12:42:22] [INFO ] [Real]Absence check using 945 positive place invariants in 955 ms returned sat
[2021-05-13 12:42:22] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 59 ms returned sat
[2021-05-13 12:42:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:42:26] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:42:26] [INFO ] [Real]Absence check using state equation in 3790 ms returned (error "Failed to check-sat")
[2021-05-13 12:42:27] [INFO ] [Real]Absence check using 945 positive place invariants in 947 ms returned sat
[2021-05-13 12:42:27] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 56 ms returned sat
[2021-05-13 12:42:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:42:31] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:42:31] [INFO ] [Real]Absence check using state equation in 3820 ms returned (error "Failed to check-sat")
[2021-05-13 12:42:32] [INFO ] [Real]Absence check using 945 positive place invariants in 948 ms returned sat
[2021-05-13 12:42:32] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 57 ms returned sat
[2021-05-13 12:42:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:42:36] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:42:36] [INFO ] [Real]Absence check using state equation in 3813 ms returned (error "Failed to check-sat")
Support contains 48 out of 2457 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2457/2457 places, 5400/5400 transitions.
Applied a total of 0 rules in 405 ms. Remains 2457 /2457 variables (removed 0) and now considering 5400/5400 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 2457/2457 places, 5400/5400 transitions.
Interrupted random walk after 264672 steps, including 2 resets, run timeout after 30001 ms. (steps per millisecond=8 ) properties seen :[1, 1, 0, 0, 0, 1]
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 196072 steps, including 0 resets, run timeout after 5015 ms. (steps per millisecond=39 ) properties seen :[0, 0, 0]
Interrupted Best-First random walk after 194694 steps, including 0 resets, run timeout after 5010 ms. (steps per millisecond=38 ) properties seen :[0, 0, 0]
Interrupted Best-First random walk after 199285 steps, including 0 resets, run timeout after 5023 ms. (steps per millisecond=39 ) properties seen :[0, 0, 0]
// Phase 1: matrix 5400 rows 2457 cols
[2021-05-13 12:43:22] [INFO ] Computed 946 place invariants in 156 ms
[2021-05-13 12:43:23] [INFO ] [Real]Absence check using 945 positive place invariants in 956 ms returned sat
[2021-05-13 12:43:23] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 59 ms returned sat
[2021-05-13 12:43:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:43:50] [INFO ] [Real]Absence check using state equation in 27129 ms returned sat
[2021-05-13 12:43:50] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 12:43:51] [INFO ] [Nat]Absence check using 945 positive place invariants in 955 ms returned sat
[2021-05-13 12:43:51] [INFO ] [Nat]Absence check using 945 positive and 1 generalized place invariants in 60 ms returned sat
[2021-05-13 12:43:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 12:44:18] [INFO ] [Nat]Absence check using state equation in 26664 ms returned sat
[2021-05-13 12:44:18] [INFO ] Computed and/alt/rep : 4752/4752/4752 causal constraints in 288 ms.
[2021-05-13 12:44:35] [INFO ] Added : 400 causal constraints over 80 iterations in 16895 ms. Result :(error "Failed to check-sat")
[2021-05-13 12:44:36] [INFO ] [Real]Absence check using 945 positive place invariants in 957 ms returned sat
[2021-05-13 12:44:36] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 59 ms returned sat
[2021-05-13 12:44:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:45:04] [INFO ] [Real]Absence check using state equation in 27412 ms returned sat
[2021-05-13 12:45:04] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 12:45:05] [INFO ] [Nat]Absence check using 945 positive place invariants in 961 ms returned sat
[2021-05-13 12:45:05] [INFO ] [Nat]Absence check using 945 positive and 1 generalized place invariants in 60 ms returned sat
[2021-05-13 12:45:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 12:45:31] [INFO ] [Nat]Absence check using state equation in 26354 ms returned sat
[2021-05-13 12:45:32] [INFO ] Computed and/alt/rep : 4752/4752/4752 causal constraints in 188 ms.
[2021-05-13 12:45:49] [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 (=> (> t3070 0) (and (> t4936 0) (< o4936 o3070)))") while checking expression at index 1
[2021-05-13 12:45:50] [INFO ] [Real]Absence check using 945 positive place invariants in 973 ms returned sat
[2021-05-13 12:45:50] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 57 ms returned sat
[2021-05-13 12:45:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:46:17] [INFO ] [Real]Absence check using state equation in 26627 ms returned sat
[2021-05-13 12:46:17] [INFO ] Computed and/alt/rep : 4752/4752/4752 causal constraints in 258 ms.
[2021-05-13 12:46:34] [INFO ] Added : 390 causal constraints over 78 iterations in 16994 ms. Result :unknown
Interrupted Parikh walk after 436356 steps, including 37 resets, run timeout after 30001 ms. (steps per millisecond=14 ) properties seen :[1, 0, 1]
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 18 out of 2457 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2457/2457 places, 5400/5400 transitions.
Applied a total of 0 rules in 206 ms. Remains 2457 /2457 variables (removed 0) and now considering 5400/5400 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 2457/2457 places, 5400/5400 transitions.
Interrupted random walk after 265313 steps, including 2 resets, run timeout after 30001 ms. (steps per millisecond=8 ) properties seen :[0]
Interrupted Best-First random walk after 197011 steps, including 0 resets, run timeout after 5021 ms. (steps per millisecond=39 ) properties seen :[0]
Probabilistic random walk after 796857 steps, saw 585 distinct states, run finished after 30004 ms. (steps per millisecond=26 ) properties seen :[0]
// Phase 1: matrix 5400 rows 2457 cols
[2021-05-13 12:48:09] [INFO ] Computed 946 place invariants in 99 ms
[2021-05-13 12:48:10] [INFO ] [Real]Absence check using 945 positive place invariants in 951 ms returned sat
[2021-05-13 12:48:10] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 59 ms returned sat
[2021-05-13 12:48:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:48:36] [INFO ] [Real]Absence check using state equation in 25835 ms returned sat
[2021-05-13 12:48:36] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 12:48:38] [INFO ] [Nat]Absence check using 945 positive place invariants in 960 ms returned sat
[2021-05-13 12:48:38] [INFO ] [Nat]Absence check using 945 positive and 1 generalized place invariants in 60 ms returned sat
[2021-05-13 12:48:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 12:49:06] [INFO ] [Nat]Absence check using state equation in 28133 ms returned sat
[2021-05-13 12:49:06] [INFO ] Computed and/alt/rep : 4752/4752/4752 causal constraints in 242 ms.
[2021-05-13 12:49:21] [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 (=> (> t2510 0) (and (> t5018 0) (< o5018 o2510)))") while checking expression at index 0
Support contains 18 out of 2457 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2457/2457 places, 5400/5400 transitions.
Applied a total of 0 rules in 148 ms. Remains 2457 /2457 variables (removed 0) and now considering 5400/5400 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 2457/2457 places, 5400/5400 transitions.
Starting structural reductions, iteration 0 : 2457/2457 places, 5400/5400 transitions.
Applied a total of 0 rules in 125 ms. Remains 2457 /2457 variables (removed 0) and now considering 5400/5400 (removed 0) transitions.
// Phase 1: matrix 5400 rows 2457 cols
[2021-05-13 12:49:22] [INFO ] Computed 946 place invariants in 97 ms
[2021-05-13 12:49:23] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:49:41] [INFO ] Implicit Places using invariants in 19307 ms returned []
// Phase 1: matrix 5400 rows 2457 cols
[2021-05-13 12:49:41] [INFO ] Computed 946 place invariants in 98 ms
[2021-05-13 12:49:42] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:50:13] [INFO ] Performed 2007/2457 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2021-05-13 12:50:20] [INFO ] Implicit Places using invariants and state equation in 38784 ms returned []
Implicit Place search using SMT with State Equation took 58091 ms to find 0 implicit places.
[2021-05-13 12:50:20] [INFO ] Redundant transitions in 501 ms returned []
// Phase 1: matrix 5400 rows 2457 cols
[2021-05-13 12:50:20] [INFO ] Computed 946 place invariants in 97 ms
[2021-05-13 12:50:22] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:50:52] [INFO ] Performed 4643/5400 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2021-05-13 12:50:57] [INFO ] Dead Transitions using invariants and state equation in 36385 ms returned []
Finished structural reductions, in 1 iterations. Remains : 2457/2457 places, 5400/5400 transitions.
Incomplete random walk after 100000 steps, including 0 resets, run finished after 12443 ms. (steps per millisecond=8 ) properties seen :[0]
// Phase 1: matrix 5400 rows 2457 cols
[2021-05-13 12:51:09] [INFO ] Computed 946 place invariants in 97 ms
[2021-05-13 12:51:10] [INFO ] [Real]Absence check using 945 positive place invariants in 954 ms returned sat
[2021-05-13 12:51:11] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 59 ms returned sat
[2021-05-13 12:51:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:51:29] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-13 12:51:29] [INFO ] [Real]Absence check using state equation in 18801 ms returned unknown
Applied a total of 0 rules in 124 ms. Remains 2457 /2457 variables (removed 0) and now considering 5400/5400 (removed 0) transitions.
// Phase 1: matrix 5400 rows 2457 cols
[2021-05-13 12:51:30] [INFO ] Computed 946 place invariants in 97 ms
[2021-05-13 12:51:31] [INFO ] [Real]Absence check using 945 positive place invariants in 953 ms returned sat
[2021-05-13 12:51:31] [INFO ] [Real]Absence check using 945 positive and 1 generalized place invariants in 58 ms returned sat
[2021-05-13 12:51:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-13 12:51:58] [INFO ] [Real]Absence check using state equation in 27511 ms returned sat
[2021-05-13 12:51:58] [INFO ] Solution in real domain found non-integer solution.
[2021-05-13 12:52:00] [INFO ] [Nat]Absence check using 945 positive place invariants in 964 ms returned sat
[2021-05-13 12:52:00] [INFO ] [Nat]Absence check using 945 positive and 1 generalized place invariants in 60 ms returned sat
[2021-05-13 12:52:00] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-13 12:52:27] [INFO ] [Nat]Absence check using state equation in 27823 ms returned sat
[2021-05-13 12:52:28] [INFO ] Computed and/alt/rep : 4752/4752/4752 causal constraints in 238 ms.
[2021-05-13 12:52:43] [INFO ] Added : 385 causal constraints over 77 iterations in 15892 ms. Result :(error "Failed to check-sat")
[2021-05-13 12:52:43] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 2 ms.
[2021-05-13 12:52:43] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 53 ms.
[2021-05-13 12:52:44] [INFO ] Flatten gal took : 448 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ HypercubeGrid-PT-C4K3P3B12 @ 3570 seconds

FORMULA HypercubeGrid-PT-C4K3P3B12-ReachabilityFireability-07 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS SYMMETRIES TOPOLOGICAL USE_NUPN UNFOLDING_TO_PT
vrfy: finished
info: timeLeft: 3549
rslt: Output for ReachabilityFireability @ HypercubeGrid-PT-C4K3P3B12

{
"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=ReachabilityFireability.xml",
"--mcc",
"--donotcomputecapacities",
"--encoder=simplecompressed",
"--check=modelchecking",
"--stubborn=tarjan",
"--stateequation=par",
"--timelimit=3570",
"--localtimelimit=0",
"--json=ReachabilityFireability.json",
"--jsoninclude=formula,formulastat,net"
],
"starttime": "Thu May 13 12:52:45 2021
",
"timelimit": 3570
},
"child": null,
"exit":
{
"error": null,
"localtimelimitreached": true,
"memory": 175484,
"runtime": 21.000000,
"signal": null,
"timelimitreached": false
},
"files":
{
"JSON": "ReachabilityFireability.json",
"formula": "ReachabilityFireability.xml",
"net": "model.pnml"
},
"formula":
{
"count":
{
"A": 0,
"E": 1,
"F": 1,
"G": 0,
"U": 0,
"X": 0,
"aconj": 3,
"adisj": 4,
"aneg": 0,
"comp": 18,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 18,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 18,
"visible_transitions": 0
},
"processed": "E (F (((1 <= p716) AND (1 <= p923) AND (1 <= p665) AND (1 <= p1832) AND (1 <= p653) AND (1 <= p1817) AND (1 <= p697) AND (1 <= p1983) AND ((p824 <= 0) OR (p2120 <= 0)) AND ((p674 <= 0) OR (p1087 <= 0)) AND ((p663 <= 0) OR (p963 <= 0)) AND (((1 <= p243) AND (1 <= p1278)) OR ((1 <= p675) AND (1 <= p1848))))))",
"processed_size": 312,
"rewrites": 1,
"skeleton": "E(F(**))"
},
"net":
{
"arcs": 21600,
"conflict_clusters": 945,
"places": 2457,
"places_significant": 1511,
"singleton_clusters": 0,
"transitions": 5400
},
"result":
{
"edges": 5,
"markings": 6,
"produced_by": "state space",
"value": true
},
"task":
{
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion"
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 208,
"problems": 16
},
"type": "reachability",
"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: 7857/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 78624
lola: finding significant places
lola: 2457 places, 5400 transitions, 1511 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 ReachabilityFireability.xml
lola: E (F (((1 <= p716) AND (1 <= p923) AND (1 <= p665) AND (1 <= p1832) AND (1 <= p653) AND (1 <= p1817) AND (1 <= p697) AND (1 <= p1983) AND ((p824 <= 0) OR (p2120 <= 0)) AND ((p674 <= 0) OR (p1087 <= 0)) AND ((p663 <= 0) OR (p963 <= 0)) AND (((1 <= p243) AND (1 <= p1278)) OR ((1 <= p675) AND (1 <= p1848))))))
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: rewrite Frontend/Parser/formula_rewrite.k:711
lola: processed formula: E (F (((1 <= p716) AND (1 <= p923) AND (1 <= p665) AND (1 <= p1832) AND (1 <= p653) AND (1 <= p1817) AND (1 <= p697) AND (1 <= p1983) AND ((p824 <= 0) OR (p2120 <= 0)) AND ((p674 <= 0) OR (p1087 <= 0)) AND ((p663 <= 0) OR (p963 <= 0)) AND (((1 <= p243) AND (1 <= p1278)) OR ((1 <= p675) AND (1 <= p1848))))))
lola: processed formula length: 312
lola: 1 rewrites
lola: closed formula file ReachabilityFireability.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:711
lola: state equation task get result rewrite finished id 0
lola: local time limit reached - aborting
lola: state equation task get result unparse finished++ id 0
lola: formula 0: ((1 <= p716) AND (1 <= p923) AND (1 <= p665) AND (1 <= p1832) AND (1 <= p653) AND (1 <= p1817) AND (1 <= p697) AND (1 <= p1983) AND ((p824 <= 0) OR (p2120 <= 0)) AND ((p674 <= 0) OR (p1087 <= 0)) AND ((p663 <= 0) OR (p963 <= 0)) AND (((1 <= p243) AND (1 <= p1278)) OR ((1 <= p675) AND (1 <= p1848))))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 208 literals and 16 conjunctive subformulas
lola: RESULT
lola: result: yes
lola: produced by: state space
lola: The predicate is reachable.
lola: 6 markings, 5 edges
lola: memory consumption: 175484 KB
lola: time consumption: 21 seconds
lola: print data as JSON (--json)
lola: memory consumption: 175484 KB
lola: time consumption: 21 seconds
lola: writing JSON to ReachabilityFireability.json
lola: print data as JSON (--json)
lola: closed JSON file ReachabilityFireability.json
lola: writing JSON to ReachabilityFireability.json
lola: closed JSON file ReachabilityFireability.json
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="HypercubeGrid-PT-C4K3P3B12"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2020"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool gold2020"
echo " Input is HypercubeGrid-PT-C4K3P3B12, 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 r132-tall-162075428200132"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HypercubeGrid-PT-C4K3P3B12.tgz
mv HypercubeGrid-PT-C4K3P3B12 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 ;