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.r227-tall-162098231000232.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 ShieldIIPt-PT-030B, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r227-tall-162098231000232
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 884K
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 110K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 94K May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Mar 28 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 28 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Mar 28 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 28 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 27 12:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 27 12:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 25 17:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 25 17:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 08:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 08:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:52 equiv_col
-rw-r--r-- 1 mcc users 5 May 5 16:52 instance
-rw-r--r-- 1 mcc users 6 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 512K May 5 16:52 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-00
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-01
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-02
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-03
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-04
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-05
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-06
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-07
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-08
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-09
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-10
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-11
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-12
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-13
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-14
FORMULA_NAME ShieldIIPt-PT-030B-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621148800112

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-16 07:06:41] [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]
[2021-05-16 07:06:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-16 07:06:41] [INFO ] Load time of PNML (sax parser for PT used): 145 ms
[2021-05-16 07:06:41] [INFO ] Transformed 2103 places.
[2021-05-16 07:06:41] [INFO ] Transformed 1953 transitions.
[2021-05-16 07:06:41] [INFO ] Found NUPN structural information;
[2021-05-16 07:06:41] [INFO ] Parsed PT model containing 2103 places and 1953 transitions in 239 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 81 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 108 ms. (steps per millisecond=92 ) properties seen :[0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1]
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 29 ms. (steps per millisecond=344 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 22 ms. (steps per millisecond=454 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 33 ms. (steps per millisecond=303 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 21 ms. (steps per millisecond=476 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 44 ms. (steps per millisecond=227 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 22 ms. (steps per millisecond=454 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 23 ms. (steps per millisecond=434 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 33 ms. (steps per millisecond=303 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 1953 rows 2103 cols
[2021-05-16 07:06:42] [INFO ] Computed 271 place invariants in 45 ms
[2021-05-16 07:06:43] [INFO ] [Real]Absence check using 271 positive place invariants in 333 ms returned sat
[2021-05-16 07:06:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:06:47] [INFO ] [Real]Absence check using state equation in 4291 ms returned (error "Solver has unexpectedly terminated")
[2021-05-16 07:06:47] [INFO ] [Real]Absence check using 271 positive place invariants in 292 ms returned sat
[2021-05-16 07:06:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:06:52] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:06:52] [INFO ] [Real]Absence check using state equation in 4451 ms returned unknown
[2021-05-16 07:06:52] [INFO ] [Real]Absence check using 271 positive place invariants in 303 ms returned sat
[2021-05-16 07:06:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:06:57] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:06:57] [INFO ] [Real]Absence check using state equation in 4451 ms returned (error "Failed to check-sat")
[2021-05-16 07:06:57] [INFO ] [Real]Absence check using 271 positive place invariants in 309 ms returned sat
[2021-05-16 07:06:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:07:02] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:07:02] [INFO ] [Real]Absence check using state equation in 4442 ms returned (error "Failed to check-sat")
[2021-05-16 07:07:02] [INFO ] [Real]Absence check using 271 positive place invariants in 297 ms returned sat
[2021-05-16 07:07:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:07:07] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:07:07] [INFO ] [Real]Absence check using state equation in 4446 ms returned (error "Failed to check-sat")
[2021-05-16 07:07:07] [INFO ] [Real]Absence check using 271 positive place invariants in 307 ms returned sat
[2021-05-16 07:07:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:07:12] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:07:12] [INFO ] [Real]Absence check using state equation in 4447 ms returned unknown
[2021-05-16 07:07:12] [INFO ] [Real]Absence check using 271 positive place invariants in 294 ms returned sat
[2021-05-16 07:07:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:07:17] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:07:17] [INFO ] [Real]Absence check using state equation in 4524 ms returned (error "Failed to check-sat")
[2021-05-16 07:07:17] [INFO ] [Real]Absence check using 271 positive place invariants in 308 ms returned sat
[2021-05-16 07:07:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:07:22] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:07:22] [INFO ] [Real]Absence check using state equation in 4452 ms returned (error "Failed to check-sat")
[2021-05-16 07:07:22] [INFO ] [Real]Absence check using 271 positive place invariants in 310 ms returned sat
[2021-05-16 07:07:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:07:27] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:07:27] [INFO ] [Real]Absence check using state equation in 4449 ms returned (error "Failed to check-sat")
Support contains 48 out of 2103 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 2103/2103 places, 1953/1953 transitions.
Performed 489 Post agglomeration using F-continuation condition.Transition count delta: 489
Iterating post reduction 0 with 489 rules applied. Total rules applied 489 place count 2103 transition count 1464
Reduce places removed 489 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 491 rules applied. Total rules applied 980 place count 1614 transition count 1462
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 981 place count 1613 transition count 1462
Performed 125 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 125 Pre rules applied. Total rules applied 981 place count 1613 transition count 1337
Deduced a syphon composed of 125 places in 3 ms
Reduce places removed 125 places and 0 transitions.
Iterating global reduction 3 with 250 rules applied. Total rules applied 1231 place count 1488 transition count 1337
Symmetric choice reduction at 3 with 207 rule applications. Total rules 1438 place count 1488 transition count 1337
Deduced a syphon composed of 207 places in 13 ms
Reduce places removed 207 places and 207 transitions.
Iterating global reduction 3 with 414 rules applied. Total rules applied 1852 place count 1281 transition count 1130
Performed 78 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 78 Pre rules applied. Total rules applied 1852 place count 1281 transition count 1052
Deduced a syphon composed of 78 places in 5 ms
Reduce places removed 78 places and 0 transitions.
Iterating global reduction 3 with 156 rules applied. Total rules applied 2008 place count 1203 transition count 1052
Performed 489 Post agglomeration using F-continuation condition.Transition count delta: 489
Deduced a syphon composed of 489 places in 2 ms
Reduce places removed 489 places and 0 transitions.
Iterating global reduction 3 with 978 rules applied. Total rules applied 2986 place count 714 transition count 563
Renaming transitions due to excessive name length > 1024 char.
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: -43
Deduced a syphon composed of 77 places in 2 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 3 with 154 rules applied. Total rules applied 3140 place count 637 transition count 606
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 3141 place count 637 transition count 605
Free-agglomeration rule applied 2 times.
Iterating global reduction 4 with 2 rules applied. Total rules applied 3143 place count 637 transition count 603
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 3145 place count 635 transition count 603
Partial Free-agglomeration rule applied 30 times.
Drop transitions removed 30 transitions
Iterating global reduction 5 with 30 rules applied. Total rules applied 3175 place count 635 transition count 603
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 3176 place count 634 transition count 602
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 3178 place count 632 transition count 602
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 3178 place count 632 transition count 601
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 3180 place count 631 transition count 601
Applied a total of 3180 rules in 831 ms. Remains 631 /2103 variables (removed 1472) and now considering 601/1953 (removed 1352) transitions.
Finished structural reductions, in 1 iterations. Remains : 631/2103 places, 601/1953 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 6449 ms. (steps per millisecond=155 ) properties seen :[1, 1, 1, 0, 0, 0, 0, 0, 0]
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3771 ms. (steps per millisecond=265 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3779 ms. (steps per millisecond=264 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3838 ms. (steps per millisecond=260 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3687 ms. (steps per millisecond=271 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3724 ms. (steps per millisecond=268 ) properties seen :[0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 4002 ms. (steps per millisecond=249 ) properties seen :[0, 0, 0, 0, 0, 0]
// Phase 1: matrix 601 rows 631 cols
[2021-05-16 07:07:57] [INFO ] Computed 269 place invariants in 3 ms
[2021-05-16 07:07:57] [INFO ] [Real]Absence check using 269 positive place invariants in 110 ms returned sat
[2021-05-16 07:07:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:07:58] [INFO ] [Real]Absence check using state equation in 782 ms returned sat
[2021-05-16 07:07:58] [INFO ] State equation strengthened by 182 read => feed constraints.
[2021-05-16 07:07:58] [INFO ] [Real]Added 182 Read/Feed constraints in 21 ms returned sat
[2021-05-16 07:07:58] [INFO ] Computed and/alt/rep : 597/2420/597 causal constraints in 35 ms.
[2021-05-16 07:07:58] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:07:58] [INFO ] [Nat]Absence check using 269 positive place invariants in 116 ms returned sat
[2021-05-16 07:07:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:07:59] [INFO ] [Nat]Absence check using state equation in 798 ms returned sat
[2021-05-16 07:07:59] [INFO ] [Nat]Added 182 Read/Feed constraints in 57 ms returned sat
[2021-05-16 07:07:59] [INFO ] Computed and/alt/rep : 597/2420/597 causal constraints in 33 ms.
[2021-05-16 07:08:07] [INFO ] Added : 588 causal constraints over 120 iterations in 7282 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 88 ms.
[2021-05-16 07:08:07] [INFO ] [Real]Absence check using 269 positive place invariants in 107 ms returned sat
[2021-05-16 07:08:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:08:08] [INFO ] [Real]Absence check using state equation in 766 ms returned sat
[2021-05-16 07:08:08] [INFO ] [Real]Added 182 Read/Feed constraints in 18 ms returned sat
[2021-05-16 07:08:08] [INFO ] Deduced a trap composed of 4 places in 20 ms
[2021-05-16 07:08:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
[2021-05-16 07:08:08] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:08:08] [INFO ] [Nat]Absence check using 269 positive place invariants in 110 ms returned sat
[2021-05-16 07:08:08] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:08:09] [INFO ] [Nat]Absence check using state equation in 784 ms returned sat
[2021-05-16 07:08:09] [INFO ] [Nat]Added 182 Read/Feed constraints in 28 ms returned sat
[2021-05-16 07:08:09] [INFO ] Computed and/alt/rep : 597/2420/597 causal constraints in 36 ms.
[2021-05-16 07:08:16] [INFO ] Added : 585 causal constraints over 122 iterations in 7682 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 39 ms.
[2021-05-16 07:08:17] [INFO ] [Real]Absence check using 269 positive place invariants in 109 ms returned sat
[2021-05-16 07:08:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:08:18] [INFO ] [Real]Absence check using state equation in 769 ms returned sat
[2021-05-16 07:08:18] [INFO ] [Real]Added 182 Read/Feed constraints in 19 ms returned sat
[2021-05-16 07:08:18] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:08:18] [INFO ] [Nat]Absence check using 269 positive place invariants in 110 ms returned sat
[2021-05-16 07:08:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:08:19] [INFO ] [Nat]Absence check using state equation in 779 ms returned sat
[2021-05-16 07:08:19] [INFO ] [Nat]Added 182 Read/Feed constraints in 41 ms returned sat
[2021-05-16 07:08:19] [INFO ] Computed and/alt/rep : 597/2420/597 causal constraints in 35 ms.
[2021-05-16 07:08:24] [INFO ] Added : 557 causal constraints over 116 iterations in 5741 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 38 ms.
[2021-05-16 07:08:25] [INFO ] [Real]Absence check using 269 positive place invariants in 108 ms returned sat
[2021-05-16 07:08:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:08:25] [INFO ] [Real]Absence check using state equation in 757 ms returned sat
[2021-05-16 07:08:25] [INFO ] [Real]Added 182 Read/Feed constraints in 18 ms returned sat
[2021-05-16 07:08:25] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:08:26] [INFO ] [Nat]Absence check using 269 positive place invariants in 108 ms returned sat
[2021-05-16 07:08:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:08:26] [INFO ] [Nat]Absence check using state equation in 757 ms returned sat
[2021-05-16 07:08:26] [INFO ] [Nat]Added 182 Read/Feed constraints in 40 ms returned sat
[2021-05-16 07:08:26] [INFO ] Computed and/alt/rep : 597/2420/597 causal constraints in 31 ms.
[2021-05-16 07:08:39] [INFO ] Added : 586 causal constraints over 118 iterations in 12235 ms. Result :unknown
[2021-05-16 07:08:39] [INFO ] [Real]Absence check using 269 positive place invariants in 111 ms returned sat
[2021-05-16 07:08:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:08:40] [INFO ] [Real]Absence check using state equation in 784 ms returned sat
[2021-05-16 07:08:40] [INFO ] [Real]Added 182 Read/Feed constraints in 18 ms returned sat
[2021-05-16 07:08:40] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:08:40] [INFO ] [Nat]Absence check using 269 positive place invariants in 109 ms returned sat
[2021-05-16 07:08:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:08:41] [INFO ] [Nat]Absence check using state equation in 772 ms returned sat
[2021-05-16 07:08:41] [INFO ] [Nat]Added 182 Read/Feed constraints in 77 ms returned sat
[2021-05-16 07:08:41] [INFO ] Computed and/alt/rep : 597/2420/597 causal constraints in 36 ms.
[2021-05-16 07:08:49] [INFO ] Added : 578 causal constraints over 121 iterations in 7954 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 36 ms.
[2021-05-16 07:08:49] [INFO ] [Real]Absence check using 269 positive place invariants in 112 ms returned sat
[2021-05-16 07:08:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:08:50] [INFO ] [Real]Absence check using state equation in 786 ms returned sat
[2021-05-16 07:08:50] [INFO ] [Real]Added 182 Read/Feed constraints in 19 ms returned sat
[2021-05-16 07:08:50] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:08:50] [INFO ] [Nat]Absence check using 269 positive place invariants in 110 ms returned sat
[2021-05-16 07:08:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:08:51] [INFO ] [Nat]Absence check using state equation in 772 ms returned sat
[2021-05-16 07:08:51] [INFO ] [Nat]Added 182 Read/Feed constraints in 50 ms returned sat
[2021-05-16 07:08:51] [INFO ] Deduced a trap composed of 7 places in 15 ms
[2021-05-16 07:08:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 49 ms
[2021-05-16 07:08:51] [INFO ] Computed and/alt/rep : 597/2420/597 causal constraints in 31 ms.
[2021-05-16 07:08:57] [INFO ] Added : 576 causal constraints over 117 iterations in 5743 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 42 ms.
Incomplete Parikh walk after 241600 steps, including 538 resets, run finished after 1596 ms. (steps per millisecond=151 ) properties seen :[1, 0, 0, 0, 1, 1] could not realise parikh vector
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 161100 steps, including 580 resets, run finished after 1013 ms. (steps per millisecond=159 ) properties seen :[0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 129600 steps, including 1001 resets, run finished after 813 ms. (steps per millisecond=159 ) properties seen :[0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 154400 steps, including 572 resets, run finished after 965 ms. (steps per millisecond=160 ) properties seen :[0, 1, 0] could not realise parikh vector
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 215500 steps, including 756 resets, run finished after 1337 ms. (steps per millisecond=161 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 157300 steps, including 289 resets, run finished after 997 ms. (steps per millisecond=157 ) properties seen :[0, 0] could not realise parikh vector
Support contains 8 out of 631 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 631/631 places, 601/601 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 631 transition count 596
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 626 transition count 596
Performed 13 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 13 Pre rules applied. Total rules applied 10 place count 626 transition count 583
Deduced a syphon composed of 13 places in 1 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 36 place count 613 transition count 583
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 1 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 2 with 48 rules applied. Total rules applied 84 place count 589 transition count 559
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 102 place count 580 transition count 568
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 103 place count 580 transition count 567
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 104 place count 579 transition count 567
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 105 place count 579 transition count 567
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 106 place count 579 transition count 567
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 107 place count 578 transition count 566
Applied a total of 107 rules in 75 ms. Remains 578 /631 variables (removed 53) and now considering 566/601 (removed 35) transitions.
Finished structural reductions, in 1 iterations. Remains : 578/631 places, 566/601 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 5972 ms. (steps per millisecond=167 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000000 steps, including 0 resets, run finished after 3702 ms. (steps per millisecond=270 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3639 ms. (steps per millisecond=274 ) properties seen :[0, 0]
Interrupted probabilistic random walk after 3084475 steps, run timeout after 30001 ms. (steps per millisecond=102 ) properties seen :[0, 0]
Probabilistic random walk after 3084475 steps, saw 471964 distinct states, run finished after 30001 ms. (steps per millisecond=102 ) properties seen :[0, 0]
// Phase 1: matrix 566 rows 578 cols
[2021-05-16 07:09:47] [INFO ] Computed 269 place invariants in 2 ms
[2021-05-16 07:09:47] [INFO ] [Real]Absence check using 269 positive place invariants in 100 ms returned sat
[2021-05-16 07:09:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:09:48] [INFO ] [Real]Absence check using state equation in 667 ms returned sat
[2021-05-16 07:09:48] [INFO ] State equation strengthened by 5 read => feed constraints.
[2021-05-16 07:09:48] [INFO ] [Real]Added 5 Read/Feed constraints in 5 ms returned sat
[2021-05-16 07:09:48] [INFO ] Computed and/alt/rep : 561/1009/561 causal constraints in 27 ms.
[2021-05-16 07:09:48] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:09:48] [INFO ] [Nat]Absence check using 269 positive place invariants in 100 ms returned sat
[2021-05-16 07:09:48] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:09:49] [INFO ] [Nat]Absence check using state equation in 669 ms returned sat
[2021-05-16 07:09:49] [INFO ] [Nat]Added 5 Read/Feed constraints in 5 ms returned sat
[2021-05-16 07:09:49] [INFO ] Computed and/alt/rep : 561/1009/561 causal constraints in 28 ms.
[2021-05-16 07:09:52] [INFO ] Added : 514 causal constraints over 103 iterations in 3621 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 21 ms.
[2021-05-16 07:09:52] [INFO ] [Real]Absence check using 269 positive place invariants in 99 ms returned sat
[2021-05-16 07:09:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:09:53] [INFO ] [Real]Absence check using state equation in 670 ms returned sat
[2021-05-16 07:09:53] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:09:53] [INFO ] [Nat]Absence check using 269 positive place invariants in 102 ms returned sat
[2021-05-16 07:09:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:09:54] [INFO ] [Nat]Absence check using state equation in 664 ms returned sat
[2021-05-16 07:09:54] [INFO ] [Nat]Added 5 Read/Feed constraints in 5 ms returned sat
[2021-05-16 07:09:54] [INFO ] Deduced a trap composed of 4 places in 29 ms
[2021-05-16 07:09:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 58 ms
[2021-05-16 07:09:54] [INFO ] Computed and/alt/rep : 561/1009/561 causal constraints in 25 ms.
[2021-05-16 07:10:04] [INFO ] Added : 511 causal constraints over 103 iterations in 9682 ms. Result :unknown
Incomplete Parikh walk after 84700 steps, including 921 resets, run finished after 562 ms. (steps per millisecond=150 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 103800 steps, including 661 resets, run finished after 675 ms. (steps per millisecond=153 ) properties seen :[0, 0] could not realise parikh vector
Support contains 8 out of 578 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 578/578 places, 566/566 transitions.
Applied a total of 0 rules in 10 ms. Remains 578 /578 variables (removed 0) and now considering 566/566 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 578/578 places, 566/566 transitions.
Starting structural reductions, iteration 0 : 578/578 places, 566/566 transitions.
Applied a total of 0 rules in 10 ms. Remains 578 /578 variables (removed 0) and now considering 566/566 (removed 0) transitions.
// Phase 1: matrix 566 rows 578 cols
[2021-05-16 07:10:05] [INFO ] Computed 269 place invariants in 2 ms
[2021-05-16 07:10:06] [INFO ] Implicit Places using invariants in 965 ms returned [567]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 968 ms to find 1 implicit places.
[2021-05-16 07:10:06] [INFO ] Redundant transitions in 31 ms returned []
// Phase 1: matrix 566 rows 577 cols
[2021-05-16 07:10:06] [INFO ] Computed 268 place invariants in 2 ms
[2021-05-16 07:10:07] [INFO ] Dead Transitions using invariants and state equation in 884 ms returned []
Starting structural reductions, iteration 1 : 577/578 places, 566/566 transitions.
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 577 transition count 566
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 576 transition count 565
Applied a total of 3 rules in 16 ms. Remains 576 /577 variables (removed 1) and now considering 565/566 (removed 1) transitions.
// Phase 1: matrix 565 rows 576 cols
[2021-05-16 07:10:07] [INFO ] Computed 268 place invariants in 2 ms
[2021-05-16 07:10:08] [INFO ] Implicit Places using invariants in 956 ms returned []
// Phase 1: matrix 565 rows 576 cols
[2021-05-16 07:10:08] [INFO ] Computed 268 place invariants in 2 ms
[2021-05-16 07:10:09] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-16 07:10:11] [INFO ] Implicit Places using invariants and state equation in 3380 ms returned []
Implicit Place search using SMT with State Equation took 4337 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 576/578 places, 565/566 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 5945 ms. (steps per millisecond=168 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3760 ms. (steps per millisecond=265 ) properties seen :[0, 0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3722 ms. (steps per millisecond=268 ) properties seen :[0, 0]
Interrupted probabilistic random walk after 3105902 steps, run timeout after 30001 ms. (steps per millisecond=103 ) properties seen :[0, 0]
Probabilistic random walk after 3105902 steps, saw 475149 distinct states, run finished after 30001 ms. (steps per millisecond=103 ) properties seen :[0, 0]
// Phase 1: matrix 565 rows 576 cols
[2021-05-16 07:10:55] [INFO ] Computed 268 place invariants in 2 ms
[2021-05-16 07:10:55] [INFO ] [Real]Absence check using 268 positive place invariants in 99 ms returned sat
[2021-05-16 07:10:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:10:56] [INFO ] [Real]Absence check using state equation in 651 ms returned sat
[2021-05-16 07:10:56] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:10:56] [INFO ] [Nat]Absence check using 268 positive place invariants in 97 ms returned sat
[2021-05-16 07:10:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:10:56] [INFO ] [Nat]Absence check using state equation in 645 ms returned sat
[2021-05-16 07:10:56] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-16 07:10:56] [INFO ] [Nat]Added 4 Read/Feed constraints in 5 ms returned sat
[2021-05-16 07:10:56] [INFO ] Computed and/alt/rep : 560/1003/560 causal constraints in 26 ms.
[2021-05-16 07:11:00] [INFO ] Added : 505 causal constraints over 102 iterations in 3211 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 17 ms.
[2021-05-16 07:11:00] [INFO ] [Real]Absence check using 268 positive place invariants in 99 ms returned sat
[2021-05-16 07:11:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:11:00] [INFO ] [Real]Absence check using state equation in 640 ms returned sat
[2021-05-16 07:11:00] [INFO ] [Real]Added 4 Read/Feed constraints in 4 ms returned sat
[2021-05-16 07:11:00] [INFO ] Computed and/alt/rep : 560/1003/560 causal constraints in 26 ms.
[2021-05-16 07:11:01] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:11:01] [INFO ] [Nat]Absence check using 268 positive place invariants in 98 ms returned sat
[2021-05-16 07:11:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:11:01] [INFO ] [Nat]Absence check using state equation in 649 ms returned sat
[2021-05-16 07:11:01] [INFO ] [Nat]Added 4 Read/Feed constraints in 5 ms returned sat
[2021-05-16 07:11:01] [INFO ] Computed and/alt/rep : 560/1003/560 causal constraints in 31 ms.
[2021-05-16 07:11:11] [INFO ] Added : 499 causal constraints over 100 iterations in 9138 ms. Result :unknown
Incomplete Parikh walk after 86900 steps, including 632 resets, run finished after 569 ms. (steps per millisecond=152 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 133800 steps, including 530 resets, run finished after 884 ms. (steps per millisecond=151 ) properties seen :[1, 0] could not realise parikh vector
FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 2 out of 576 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 576/576 places, 565/565 transitions.
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 0 place count 576 transition count 561
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 572 transition count 561
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 571 transition count 560
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 16 place count 568 transition count 565
Applied a total of 16 rules in 26 ms. Remains 568 /576 variables (removed 8) and now considering 565/565 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 568/576 places, 565/565 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 5969 ms. (steps per millisecond=167 ) properties seen :[0]
Incomplete Best-First random walk after 1000001 steps, including 0 resets, run finished after 3627 ms. (steps per millisecond=275 ) properties seen :[0]
Interrupted probabilistic random walk after 3110958 steps, run timeout after 30001 ms. (steps per millisecond=103 ) properties seen :[0]
Probabilistic random walk after 3110958 steps, saw 472300 distinct states, run finished after 30001 ms. (steps per millisecond=103 ) properties seen :[0]
// Phase 1: matrix 565 rows 568 cols
[2021-05-16 07:11:52] [INFO ] Computed 268 place invariants in 2 ms
[2021-05-16 07:11:52] [INFO ] [Real]Absence check using 268 positive place invariants in 98 ms returned sat
[2021-05-16 07:11:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:11:52] [INFO ] [Real]Absence check using state equation in 639 ms returned sat
[2021-05-16 07:11:52] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-16 07:11:52] [INFO ] [Real]Added 4 Read/Feed constraints in 5 ms returned sat
[2021-05-16 07:11:52] [INFO ] Computed and/alt/rep : 561/1012/561 causal constraints in 24 ms.
[2021-05-16 07:11:53] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:11:53] [INFO ] [Nat]Absence check using 268 positive place invariants in 99 ms returned sat
[2021-05-16 07:11:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:11:53] [INFO ] [Nat]Absence check using state equation in 640 ms returned sat
[2021-05-16 07:11:53] [INFO ] [Nat]Added 4 Read/Feed constraints in 9 ms returned sat
[2021-05-16 07:11:53] [INFO ] Computed and/alt/rep : 561/1012/561 causal constraints in 26 ms.
[2021-05-16 07:12:03] [INFO ] Added : 511 causal constraints over 103 iterations in 9377 ms. Result :unknown
Incomplete Parikh walk after 92200 steps, including 1001 resets, run finished after 634 ms. (steps per millisecond=145 ) properties seen :[0] could not realise parikh vector
Support contains 2 out of 568 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 568/568 places, 565/565 transitions.
Applied a total of 0 rules in 14 ms. Remains 568 /568 variables (removed 0) and now considering 565/565 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 568/568 places, 565/565 transitions.
Starting structural reductions, iteration 0 : 568/568 places, 565/565 transitions.
Applied a total of 0 rules in 9 ms. Remains 568 /568 variables (removed 0) and now considering 565/565 (removed 0) transitions.
// Phase 1: matrix 565 rows 568 cols
[2021-05-16 07:12:03] [INFO ] Computed 268 place invariants in 2 ms
[2021-05-16 07:12:04] [INFO ] Implicit Places using invariants in 965 ms returned []
// Phase 1: matrix 565 rows 568 cols
[2021-05-16 07:12:04] [INFO ] Computed 268 place invariants in 2 ms
[2021-05-16 07:12:05] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-16 07:12:08] [INFO ] Implicit Places using invariants and state equation in 3446 ms returned []
Implicit Place search using SMT with State Equation took 4415 ms to find 0 implicit places.
[2021-05-16 07:12:08] [INFO ] Redundant transitions in 4 ms returned []
// Phase 1: matrix 565 rows 568 cols
[2021-05-16 07:12:08] [INFO ] Computed 268 place invariants in 2 ms
[2021-05-16 07:12:09] [INFO ] Dead Transitions using invariants and state equation in 899 ms returned []
Finished structural reductions, in 1 iterations. Remains : 568/568 places, 565/565 transitions.
Incomplete random walk after 100000 steps, including 0 resets, run finished after 601 ms. (steps per millisecond=166 ) properties seen :[0]
// Phase 1: matrix 565 rows 568 cols
[2021-05-16 07:12:09] [INFO ] Computed 268 place invariants in 1 ms
[2021-05-16 07:12:09] [INFO ] [Real]Absence check using 268 positive place invariants in 99 ms returned sat
[2021-05-16 07:12:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:12:10] [INFO ] [Real]Absence check using state equation in 643 ms returned sat
[2021-05-16 07:12:10] [INFO ] State equation strengthened by 4 read => feed constraints.
[2021-05-16 07:12:10] [INFO ] [Real]Added 4 Read/Feed constraints in 5 ms returned sat
[2021-05-16 07:12:10] [INFO ] Computed and/alt/rep : 561/1012/561 causal constraints in 26 ms.
[2021-05-16 07:12:10] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:12:10] [INFO ] [Nat]Absence check using 268 positive place invariants in 103 ms returned sat
[2021-05-16 07:12:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:12:11] [INFO ] [Nat]Absence check using state equation in 642 ms returned sat
[2021-05-16 07:12:11] [INFO ] [Nat]Added 4 Read/Feed constraints in 8 ms returned sat
[2021-05-16 07:12:11] [INFO ] Computed and/alt/rep : 561/1012/561 causal constraints in 26 ms.
[2021-05-16 07:12:21] [INFO ] Added : 511 causal constraints over 103 iterations in 9409 ms. Result :unknown
Partial Free-agglomeration rule applied 59 times.
Drop transitions removed 59 transitions
Iterating global reduction 0 with 59 rules applied. Total rules applied 59 place count 568 transition count 565
Partial Post-agglomeration rule applied 87 times.
Drop transitions removed 87 transitions
Iterating global reduction 0 with 87 rules applied. Total rules applied 146 place count 568 transition count 565
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 147 place count 568 transition count 564
Applied a total of 147 rules in 40 ms. Remains 568 /568 variables (removed 0) and now considering 564/565 (removed 1) transitions.
// Phase 1: matrix 564 rows 568 cols
[2021-05-16 07:12:21] [INFO ] Computed 268 place invariants in 2 ms
[2021-05-16 07:12:21] [INFO ] [Real]Absence check using 268 positive place invariants in 99 ms returned sat
[2021-05-16 07:12:21] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:12:21] [INFO ] [Real]Absence check using state equation in 639 ms returned sat
[2021-05-16 07:12:21] [INFO ] State equation strengthened by 57 read => feed constraints.
[2021-05-16 07:12:21] [INFO ] [Real]Added 57 Read/Feed constraints in 13 ms returned sat
[2021-05-16 07:12:21] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 07:12:22] [INFO ] [Nat]Absence check using 268 positive place invariants in 98 ms returned sat
[2021-05-16 07:12:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 07:12:22] [INFO ] [Nat]Absence check using state equation in 642 ms returned sat
[2021-05-16 07:12:22] [INFO ] [Nat]Added 57 Read/Feed constraints in 13 ms returned sat
[2021-05-16 07:12:22] [INFO ] Computed and/alt/rep : 560/1377/560 causal constraints in 21 ms.
[2021-05-16 07:12:31] [INFO ] Added : 475 causal constraints over 95 iterations in 9028 ms. Result :unknown
[2021-05-16 07:12:31] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 2 ms.
[2021-05-16 07:12:31] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 9 ms.
[2021-05-16 07:12:32] [INFO ] Flatten gal took : 87 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ ShieldIIPt-PT-030B @ 3570 seconds

FORMULA ShieldIIPt-PT-030B-ReachabilityFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT SAT_SMT STATE_COMPRESSION STUBBORN_SETS SYMMETRIES TOPOLOGICAL USE_NUPN UNFOLDING_TO_PT
vrfy: finished
info: timeLeft: 3568
rslt: Output for ReachabilityFireability @ ShieldIIPt-PT-030B

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"call":
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"--donotcomputecapacities",
"--encoder=simplecompressed",
"--safe",
"--check=modelchecking",
"--stubborn=tarjan",
"--stateequation=par",
"--timelimit=3570",
"--localtimelimit=0",
"--json=ReachabilityFireability.json",
"--jsoninclude=formula,formulastat,net"
],
"starttime": "Sun May 16 07:12:33 2021
",
"timelimit": 3570
},
"child": null,
"exit":
{
"error": null,
"localtimelimitreached": true,
"memory": 21444,
"runtime": 2.000000,
"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": 1,
"adisj": 0,
"aneg": 0,
"comp": 2,
"cont": 0,
"dl": 0,
"fir": 0,
"nodl": 0,
"place_references": 2,
"taut": 0,
"tconj": 0,
"tdisj": 0,
"tneg": 0,
"transition_references": 0,
"unfir": 0,
"visible_places": 2,
"visible_transitions": 0
},
"processed": "E (F (((1 <= p393) AND (1 <= p420))))",
"processed_size": 37,
"rewrites": 1,
"skeleton": "E(F(**))"
},
"net":
{
"arcs": 2799,
"conflict_clusters": 182,
"places": 568,
"places_significant": 300,
"singleton_clusters": 0,
"transitions": 565
},
"result":
{
"edges": 2,
"markings": 3,
"produced_by": "state space",
"value": false
},
"task":
{
"search":
{
"store":
{
"encoder": "simple compression",
"type": "prefix"
},
"stubborn":
{
"type": "reachability preserving/insertion"
},
"threads": 1,
"type": "dfs"
},
"stateequation":
{
"literals": 2,
"problems": 2
},
"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: 1133/268435456 symbol table entries, 0 collisions
lola: preprocessing...
lola: Size of bit vector: 568
lola: finding significant places
lola: 568 places, 565 transitions, 300 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: LP says that atomic proposition is always true: (p393 <= 1)
lola: LP says that atomic proposition is always true: (p420 <= 1)
lola: E (F (((1 <= p393) AND (1 <= p420))))
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 <= p393) AND (1 <= p420))))
lola: processed formula length: 37
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: local time limit reached - aborting
lola: state equation task get result rewrite finished id 0
lola: state equation task get result unparse finished++ id 0
lola: formula 0: ((1 <= p393) AND (1 <= p420))
lola: state equation task get result unparse finished id 0
lola: state equation: Generated DNF with 2 literals and 1 conjunctive subformulas
lola: RESULT
lola: result: no
lola: produced by: state space
lola: The predicate is unreachable.
lola: 3 markings, 2 edges
lola: memory consumption: 21444 KB
lola: time consumption: 2 seconds
lola: print data as JSON (--json)
lola: writing JSON to ReachabilityFireability.json
lola: closed JSON file ReachabilityFireability.json
lola: memory consumption: 21444 KB
lola: time consumption: 2 seconds
lola: print data as JSON (--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="ShieldIIPt-PT-030B"
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 ShieldIIPt-PT-030B, 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 r227-tall-162098231000232"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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