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-162098231100256.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-100B, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r227-tall-162098231100256
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 72K 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 3.3K Mar 28 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 28 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 28 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 28 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 27 12:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 27 12:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 25 18:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 25 18:23 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 1.7M 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-100B-ReachabilityFireability-00
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-01
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-02
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-03
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-04
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-05
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-06
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-07
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-08
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-09
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-10
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-11
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-12
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-13
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-14
FORMULA_NAME ShieldIIPt-PT-100B-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621154189051

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-16 08:36:30] [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 08:36:30] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-16 08:36:31] [INFO ] Load time of PNML (sax parser for PT used): 345 ms
[2021-05-16 08:36:31] [INFO ] Transformed 7003 places.
[2021-05-16 08:36:31] [INFO ] Transformed 6503 transitions.
[2021-05-16 08:36:31] [INFO ] Found NUPN structural information;
[2021-05-16 08:36:31] [INFO ] Parsed PT model containing 7003 places and 6503 transitions in 848 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 325 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 0 resets, run finished after 209 ms. (steps per millisecond=47 ) properties seen :[0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1]
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 86 ms. (steps per millisecond=116 ) properties seen :[0, 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, 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, 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, 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, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 20 ms. (steps per millisecond=500 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 31 ms. (steps per millisecond=322 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Incomplete Best-First random walk after 10001 steps, including 0 resets, run finished after 64 ms. (steps per millisecond=156 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 6503 rows 7003 cols
[2021-05-16 08:36:32] [INFO ] Computed 901 place invariants in 249 ms
[2021-05-16 08:36:37] [INFO ] [Real]Absence check using 901 positive place invariants in 3193 ms returned sat
[2021-05-16 08:36:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:36:38] [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 (>= t6153 0)") while checking expression at index 0
[2021-05-16 08:36:42] [INFO ] [Real]Absence check using 901 positive place invariants in 3139 ms returned sat
[2021-05-16 08:36:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:36:43] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 08:36:43] [INFO ] [Real]Absence check using state equation in 1013 ms returned (error "Failed to check-sat")
[2021-05-16 08:36:47] [INFO ] [Real]Absence check using 901 positive place invariants in 3308 ms returned sat
[2021-05-16 08:36:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:36:48] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 08:36:48] [INFO ] [Real]Absence check using state equation in 831 ms returned (error "Failed to check-sat")
[2021-05-16 08:36:51] [INFO ] [Real]Absence check using 901 positive place invariants in 3072 ms returned sat
[2021-05-16 08:36:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:36:53] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 08:36:53] [INFO ] [Real]Absence check using state equation in 1227 ms returned (error "Failed to check-sat")
[2021-05-16 08:36:57] [INFO ] [Real]Absence check using 901 positive place invariants in 3331 ms returned sat
[2021-05-16 08:36:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:36:58] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 08:36:58] [INFO ] [Real]Absence check using state equation in 831 ms returned (error "Failed to check-sat")
[2021-05-16 08:37:02] [INFO ] [Real]Absence check using 901 positive place invariants in 3811 ms returned sat
[2021-05-16 08:37:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:37:03] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 5
[2021-05-16 08:37:07] [INFO ] [Real]Absence check using 901 positive place invariants in 3224 ms returned sat
[2021-05-16 08:37:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:37:08] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 08:37:08] [INFO ] [Real]Absence check using state equation in 953 ms returned (error "Failed to check-sat")
[2021-05-16 08:37:12] [INFO ] [Real]Absence check using 901 positive place invariants in 3353 ms returned sat
[2021-05-16 08:37:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:37:13] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 08:37:13] [INFO ] [Real]Absence check using state equation in 828 ms returned (error "Failed to check-sat")
[2021-05-16 08:37:17] [INFO ] [Real]Absence check using 901 positive place invariants in 3326 ms returned sat
[2021-05-16 08:37:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:37:18] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 08:37:18] [INFO ] [Real]Absence check using state equation in 860 ms returned (error "Failed to check-sat")
[2021-05-16 08:37:22] [INFO ] [Real]Absence check using 901 positive place invariants in 3385 ms returned sat
[2021-05-16 08:37:22] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:37:23] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 08:37:23] [INFO ] [Real]Absence check using state equation in 797 ms returned (error "Failed to check-sat")
Support contains 41 out of 7003 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 7003/7003 places, 6503/6503 transitions.
Performed 1688 Post agglomeration using F-continuation condition.Transition count delta: 1688
Iterating post reduction 0 with 1688 rules applied. Total rules applied 1688 place count 7003 transition count 4815
Reduce places removed 1688 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 1690 rules applied. Total rules applied 3378 place count 5315 transition count 4813
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 3379 place count 5314 transition count 4813
Performed 402 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 402 Pre rules applied. Total rules applied 3379 place count 5314 transition count 4411
Deduced a syphon composed of 402 places in 23 ms
Reduce places removed 402 places and 0 transitions.
Iterating global reduction 3 with 804 rules applied. Total rules applied 4183 place count 4912 transition count 4411
Symmetric choice reduction at 3 with 687 rule applications. Total rules 4870 place count 4912 transition count 4411
Deduced a syphon composed of 687 places in 60 ms
Reduce places removed 687 places and 687 transitions.
Iterating global reduction 3 with 1374 rules applied. Total rules applied 6244 place count 4225 transition count 3724
Performed 292 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 292 Pre rules applied. Total rules applied 6244 place count 4225 transition count 3432
Deduced a syphon composed of 292 places in 15 ms
Reduce places removed 292 places and 0 transitions.
Iterating global reduction 3 with 584 rules applied. Total rules applied 6828 place count 3933 transition count 3432
Performed 1677 Post agglomeration using F-continuation condition.Transition count delta: 1677
Deduced a syphon composed of 1677 places in 8 ms
Reduce places removed 1677 places and 0 transitions.
Iterating global reduction 3 with 3354 rules applied. Total rules applied 10182 place count 2256 transition count 1755
Renaming transitions due to excessive name length > 1024 char.
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -65
Deduced a syphon composed of 101 places in 6 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 10384 place count 2155 transition count 1820
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -62
Deduced a syphon composed of 101 places in 5 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 10586 place count 2054 transition count 1882
Performed 90 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 90 places in 7 ms
Reduce places removed 90 places and 0 transitions.
Iterating global reduction 3 with 180 rules applied. Total rules applied 10766 place count 1964 transition count 1942
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 10767 place count 1964 transition count 1941
Free-agglomeration rule applied 3 times.
Iterating global reduction 4 with 3 rules applied. Total rules applied 10770 place count 1964 transition count 1938
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 10773 place count 1961 transition count 1938
Partial Free-agglomeration rule applied 101 times.
Drop transitions removed 101 transitions
Iterating global reduction 5 with 101 rules applied. Total rules applied 10874 place count 1961 transition count 1938
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 10875 place count 1960 transition count 1937
Applied a total of 10875 rules in 2835 ms. Remains 1960 /7003 variables (removed 5043) and now considering 1937/6503 (removed 4566) transitions.
Finished structural reductions, in 1 iterations. Remains : 1960/7003 places, 1937/6503 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 14616 ms. (steps per millisecond=68 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 501699 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=100 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 496694 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=99 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 489378 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=97 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 502443 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=100 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 477736 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=95 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 470056 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=93 ) properties seen :[0, 0, 0, 0, 0, 1, 0, 0, 0, 0]
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Interrupted Best-First random walk after 477489 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=95 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 481348 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=96 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 496642 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=99 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
Interrupted Best-First random walk after 476247 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=95 ) properties seen :[0, 0, 0, 0, 0, 0, 0, 0, 0]
// Phase 1: matrix 1937 rows 1960 cols
[2021-05-16 08:38:30] [INFO ] Computed 901 place invariants in 8 ms
[2021-05-16 08:38:31] [INFO ] [Real]Absence check using 901 positive place invariants in 768 ms returned sat
[2021-05-16 08:38:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:38:39] [INFO ] [Real]Absence check using state equation in 8367 ms returned sat
[2021-05-16 08:38:40] [INFO ] State equation strengthened by 191 read => feed constraints.
[2021-05-16 08:38:40] [INFO ] [Real]Added 191 Read/Feed constraints in 38 ms returned sat
[2021-05-16 08:38:40] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:38:41] [INFO ] [Nat]Absence check using 901 positive place invariants in 813 ms returned sat
[2021-05-16 08:38:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:38:49] [INFO ] [Nat]Absence check using state equation in 8520 ms returned sat
[2021-05-16 08:38:49] [INFO ] [Nat]Added 191 Read/Feed constraints in 59 ms returned sat
[2021-05-16 08:38:49] [INFO ] Deduced a trap composed of 4 places in 113 ms
[2021-05-16 08:38:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 262 ms
[2021-05-16 08:38:50] [INFO ] Computed and/alt/rep : 1924/4684/1924 causal constraints in 128 ms.
[2021-05-16 08:39:10] [INFO ] Added : 865 causal constraints over 173 iterations in 20176 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 68 ms.
[2021-05-16 08:39:11] [INFO ] [Real]Absence check using 901 positive place invariants in 785 ms returned sat
[2021-05-16 08:39:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:39:19] [INFO ] [Real]Absence check using state equation in 8038 ms returned sat
[2021-05-16 08:39:19] [INFO ] [Real]Added 191 Read/Feed constraints in 35 ms returned sat
[2021-05-16 08:39:19] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:39:20] [INFO ] [Nat]Absence check using 901 positive place invariants in 750 ms returned sat
[2021-05-16 08:39:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:39:28] [INFO ] [Nat]Absence check using state equation in 7678 ms returned sat
[2021-05-16 08:39:28] [INFO ] [Nat]Added 191 Read/Feed constraints in 44 ms returned sat
[2021-05-16 08:39:28] [INFO ] Computed and/alt/rep : 1924/4684/1924 causal constraints in 115 ms.
[2021-05-16 08:39:48] [INFO ] Added : 890 causal constraints over 178 iterations in 20112 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 58 ms.
[2021-05-16 08:39:49] [INFO ] [Real]Absence check using 901 positive place invariants in 796 ms returned sat
[2021-05-16 08:39:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:39:57] [INFO ] [Real]Absence check using state equation in 7948 ms returned sat
[2021-05-16 08:39:57] [INFO ] [Real]Added 191 Read/Feed constraints in 47 ms returned sat
[2021-05-16 08:39:57] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:39:58] [INFO ] [Nat]Absence check using 901 positive place invariants in 784 ms returned sat
[2021-05-16 08:39:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:40:07] [INFO ] [Nat]Absence check using state equation in 8267 ms returned sat
[2021-05-16 08:40:07] [INFO ] [Nat]Added 191 Read/Feed constraints in 72 ms returned sat
[2021-05-16 08:40:07] [INFO ] Computed and/alt/rep : 1924/4684/1924 causal constraints in 114 ms.
[2021-05-16 08:40:27] [INFO ] Added : 865 causal constraints over 173 iterations in 20136 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 61 ms.
[2021-05-16 08:40:28] [INFO ] [Real]Absence check using 901 positive place invariants in 771 ms returned sat
[2021-05-16 08:40:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:40:36] [INFO ] [Real]Absence check using state equation in 7851 ms returned sat
[2021-05-16 08:40:36] [INFO ] [Real]Added 191 Read/Feed constraints in 40 ms returned sat
[2021-05-16 08:40:36] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:40:37] [INFO ] [Nat]Absence check using 901 positive place invariants in 779 ms returned sat
[2021-05-16 08:40:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:40:46] [INFO ] [Nat]Absence check using state equation in 8527 ms returned sat
[2021-05-16 08:40:46] [INFO ] [Nat]Added 191 Read/Feed constraints in 50 ms returned sat
[2021-05-16 08:40:46] [INFO ] Deduced a trap composed of 5 places in 73 ms
[2021-05-16 08:40:46] [INFO ] Deduced a trap composed of 6 places in 84 ms
[2021-05-16 08:40:46] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 336 ms
[2021-05-16 08:40:46] [INFO ] Computed and/alt/rep : 1924/4684/1924 causal constraints in 94 ms.
[2021-05-16 08:41:06] [INFO ] Added : 875 causal constraints over 175 iterations in 20122 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 57 ms.
[2021-05-16 08:41:07] [INFO ] [Real]Absence check using 901 positive place invariants in 798 ms returned sat
[2021-05-16 08:41:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:41:16] [INFO ] [Real]Absence check using state equation in 8399 ms returned sat
[2021-05-16 08:41:16] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:41:17] [INFO ] [Nat]Absence check using 901 positive place invariants in 777 ms returned sat
[2021-05-16 08:41:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:41:26] [INFO ] [Nat]Absence check using state equation in 8701 ms returned sat
[2021-05-16 08:41:26] [INFO ] [Nat]Added 191 Read/Feed constraints in 41 ms returned sat
[2021-05-16 08:41:26] [INFO ] Computed and/alt/rep : 1924/4684/1924 causal constraints in 92 ms.
[2021-05-16 08:41:46] [INFO ] Added : 865 causal constraints over 173 iterations in 20071 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 58 ms.
[2021-05-16 08:41:47] [INFO ] [Real]Absence check using 901 positive place invariants in 781 ms returned sat
[2021-05-16 08:41:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:41:55] [INFO ] [Real]Absence check using state equation in 8041 ms returned sat
[2021-05-16 08:41:55] [INFO ] [Real]Added 191 Read/Feed constraints in 40 ms returned sat
[2021-05-16 08:41:55] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:41:56] [INFO ] [Nat]Absence check using 901 positive place invariants in 766 ms returned sat
[2021-05-16 08:41:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:42:04] [INFO ] [Nat]Absence check using state equation in 7836 ms returned sat
[2021-05-16 08:42:04] [INFO ] [Nat]Added 191 Read/Feed constraints in 64 ms returned sat
[2021-05-16 08:42:04] [INFO ] Computed and/alt/rep : 1924/4684/1924 causal constraints in 93 ms.
[2021-05-16 08:42:24] [INFO ] Added : 875 causal constraints over 175 iterations in 20094 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 59 ms.
[2021-05-16 08:42:25] [INFO ] [Real]Absence check using 901 positive place invariants in 780 ms returned sat
[2021-05-16 08:42:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:42:33] [INFO ] [Real]Absence check using state equation in 7721 ms returned sat
[2021-05-16 08:42:33] [INFO ] [Real]Added 191 Read/Feed constraints in 39 ms returned sat
[2021-05-16 08:42:33] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:42:34] [INFO ] [Nat]Absence check using 901 positive place invariants in 752 ms returned sat
[2021-05-16 08:42:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:42:41] [INFO ] [Nat]Absence check using state equation in 7245 ms returned sat
[2021-05-16 08:42:42] [INFO ] [Nat]Added 191 Read/Feed constraints in 49 ms returned sat
[2021-05-16 08:42:42] [INFO ] Computed and/alt/rep : 1924/4684/1924 causal constraints in 93 ms.
[2021-05-16 08:43:02] [INFO ] Added : 885 causal constraints over 177 iterations in 20148 ms.(timeout) Result :sat
[2021-05-16 08:43:02] [INFO ] Deduced a trap composed of 5 places in 70 ms
[2021-05-16 08:43:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 273 ms
Attempting to minimize the solution found.
Minimization took 60 ms.
[2021-05-16 08:43:03] [INFO ] [Real]Absence check using 901 positive place invariants in 772 ms returned sat
[2021-05-16 08:43:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:43:11] [INFO ] [Real]Absence check using state equation in 7642 ms returned sat
[2021-05-16 08:43:11] [INFO ] [Real]Added 191 Read/Feed constraints in 39 ms returned sat
[2021-05-16 08:43:11] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:43:12] [INFO ] [Nat]Absence check using 901 positive place invariants in 769 ms returned sat
[2021-05-16 08:43:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:43:20] [INFO ] [Nat]Absence check using state equation in 8042 ms returned sat
[2021-05-16 08:43:20] [INFO ] [Nat]Added 191 Read/Feed constraints in 65 ms returned sat
[2021-05-16 08:43:20] [INFO ] Computed and/alt/rep : 1924/4684/1924 causal constraints in 93 ms.
[2021-05-16 08:43:40] [INFO ] Added : 880 causal constraints over 176 iterations in 20231 ms.(timeout) Result :sat
[2021-05-16 08:43:40] [INFO ] Deduced a trap composed of 5 places in 72 ms
[2021-05-16 08:43:41] [INFO ] Deduced a trap composed of 5 places in 86 ms
[2021-05-16 08:43:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 487 ms
Attempting to minimize the solution found.
Minimization took 59 ms.
[2021-05-16 08:43:42] [INFO ] [Real]Absence check using 901 positive place invariants in 791 ms returned sat
[2021-05-16 08:43:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:43:50] [INFO ] [Real]Absence check using state equation in 7948 ms returned sat
[2021-05-16 08:43:50] [INFO ] [Real]Added 191 Read/Feed constraints in 38 ms returned sat
[2021-05-16 08:43:50] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:43:51] [INFO ] [Nat]Absence check using 901 positive place invariants in 819 ms returned sat
[2021-05-16 08:43:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:43:59] [INFO ] [Nat]Absence check using state equation in 8310 ms returned sat
[2021-05-16 08:43:59] [INFO ] [Nat]Added 191 Read/Feed constraints in 46 ms returned sat
[2021-05-16 08:44:00] [INFO ] Deduced a trap composed of 5 places in 83 ms
[2021-05-16 08:44:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 220 ms
[2021-05-16 08:44:00] [INFO ] Computed and/alt/rep : 1924/4684/1924 causal constraints in 98 ms.
[2021-05-16 08:44:20] [INFO ] Added : 875 causal constraints over 175 iterations in 20113 ms.(timeout) Result :sat
[2021-05-16 08:44:20] [INFO ] Deduced a trap composed of 5 places in 68 ms
[2021-05-16 08:44:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 274 ms
Attempting to minimize the solution found.
Minimization took 61 ms.
Incomplete Parikh walk after 323600 steps, including 1002 resets, run finished after 4610 ms. (steps per millisecond=70 ) properties seen :[1, 0, 1, 0, 0, 1, 1, 1, 0] could not realise parikh vector
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 340900 steps, including 1002 resets, run finished after 4847 ms. (steps per millisecond=70 ) properties seen :[0, 0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 305600 steps, including 575 resets, run finished after 4160 ms. (steps per millisecond=73 ) properties seen :[0, 0, 0, 0] could not realise parikh vector
Incomplete Parikh walk after 307600 steps, including 802 resets, run finished after 4249 ms. (steps per millisecond=72 ) properties seen :[1, 0, 1, 0] could not realise parikh vector
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 309900 steps, including 1002 resets, run finished after 4308 ms. (steps per millisecond=71 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 362600 steps, including 1002 resets, run finished after 5102 ms. (steps per millisecond=71 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 355800 steps, including 1002 resets, run finished after 4874 ms. (steps per millisecond=72 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 352700 steps, including 1002 resets, run finished after 4910 ms. (steps per millisecond=71 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 299400 steps, including 1002 resets, run finished after 4212 ms. (steps per millisecond=71 ) properties seen :[0, 0] could not realise parikh vector
Support contains 10 out of 1960 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1960/1960 places, 1937/1937 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 1960 transition count 1932
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 1955 transition count 1932
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 10 place count 1955 transition count 1926
Deduced a syphon composed of 6 places in 5 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 22 place count 1949 transition count 1926
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 5 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 2 with 38 rules applied. Total rules applied 60 place count 1930 transition count 1907
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 5 places in 5 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 70 place count 1925 transition count 1910
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 71 place count 1925 transition count 1910
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1924 transition count 1909
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 73 place count 1923 transition count 1908
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1922 transition count 1907
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 75 place count 1921 transition count 1906
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1920 transition count 1905
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 77 place count 1919 transition count 1904
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 78 place count 1918 transition count 1903
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 79 place count 1917 transition count 1902
Applied a total of 79 rules in 780 ms. Remains 1917 /1960 variables (removed 43) and now considering 1902/1937 (removed 35) transitions.
Finished structural reductions, in 1 iterations. Remains : 1917/1960 places, 1902/1937 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 13851 ms. (steps per millisecond=72 ) properties seen :[0, 0]
Interrupted Best-First random walk after 506357 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=101 ) properties seen :[0, 0]
Interrupted Best-First random walk after 490594 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=98 ) properties seen :[0, 0]
Interrupted probabilistic random walk after 890234 steps, run timeout after 30001 ms. (steps per millisecond=29 ) properties seen :[0, 0]
Probabilistic random walk after 890234 steps, saw 140339 distinct states, run finished after 30001 ms. (steps per millisecond=29 ) properties seen :[0, 0]
// Phase 1: matrix 1902 rows 1917 cols
[2021-05-16 08:45:56] [INFO ] Computed 901 place invariants in 7 ms
[2021-05-16 08:45:57] [INFO ] [Real]Absence check using 901 positive place invariants in 749 ms returned sat
[2021-05-16 08:45:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:46:04] [INFO ] [Real]Absence check using state equation in 7367 ms returned sat
[2021-05-16 08:46:04] [INFO ] State equation strengthened by 21 read => feed constraints.
[2021-05-16 08:46:04] [INFO ] [Real]Added 21 Read/Feed constraints in 21 ms returned sat
[2021-05-16 08:46:05] [INFO ] Deduced a trap composed of 3 places in 129 ms
[2021-05-16 08:46:05] [INFO ] Deduced a trap composed of 5 places in 120 ms
[2021-05-16 08:46:05] [INFO ] Deduced a trap composed of 3 places in 119 ms
[2021-05-16 08:46:05] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 590 ms
[2021-05-16 08:46:05] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:46:06] [INFO ] [Nat]Absence check using 901 positive place invariants in 748 ms returned sat
[2021-05-16 08:46:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:46:14] [INFO ] [Nat]Absence check using state equation in 7612 ms returned sat
[2021-05-16 08:46:14] [INFO ] [Nat]Added 21 Read/Feed constraints in 20 ms returned sat
[2021-05-16 08:46:14] [INFO ] Deduced a trap composed of 3 places in 109 ms
[2021-05-16 08:46:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 209 ms
[2021-05-16 08:46:14] [INFO ] Computed and/alt/rep : 1898/3506/1898 causal constraints in 88 ms.
[2021-05-16 08:46:34] [INFO ] Added : 945 causal constraints over 189 iterations in 20077 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 52 ms.
[2021-05-16 08:46:35] [INFO ] [Real]Absence check using 901 positive place invariants in 765 ms returned sat
[2021-05-16 08:46:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:46:43] [INFO ] [Real]Absence check using state equation in 7869 ms returned sat
[2021-05-16 08:46:43] [INFO ] [Real]Added 21 Read/Feed constraints in 23 ms returned sat
[2021-05-16 08:46:43] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:46:44] [INFO ] [Nat]Absence check using 901 positive place invariants in 775 ms returned sat
[2021-05-16 08:46:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:46:52] [INFO ] [Nat]Absence check using state equation in 8217 ms returned sat
[2021-05-16 08:46:52] [INFO ] [Nat]Added 21 Read/Feed constraints in 21 ms returned sat
[2021-05-16 08:46:53] [INFO ] Deduced a trap composed of 3 places in 121 ms
[2021-05-16 08:46:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 227 ms
[2021-05-16 08:46:53] [INFO ] Computed and/alt/rep : 1898/3506/1898 causal constraints in 88 ms.
[2021-05-16 08:47:13] [INFO ] Added : 935 causal constraints over 187 iterations in 20227 ms.(timeout) Result :sat
[2021-05-16 08:47:13] [INFO ] Deduced a trap composed of 5 places in 57 ms
[2021-05-16 08:47:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 270 ms
Attempting to minimize the solution found.
Minimization took 54 ms.
Incomplete Parikh walk after 293800 steps, including 1002 resets, run finished after 4341 ms. (steps per millisecond=67 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 293300 steps, including 1002 resets, run finished after 4312 ms. (steps per millisecond=68 ) properties seen :[0, 0] could not realise parikh vector
Support contains 10 out of 1917 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1917/1917 places, 1902/1902 transitions.
Applied a total of 0 rules in 48 ms. Remains 1917 /1917 variables (removed 0) and now considering 1902/1902 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1917/1917 places, 1902/1902 transitions.
Starting structural reductions, iteration 0 : 1917/1917 places, 1902/1902 transitions.
Applied a total of 0 rules in 52 ms. Remains 1917 /1917 variables (removed 0) and now considering 1902/1902 (removed 0) transitions.
// Phase 1: matrix 1902 rows 1917 cols
[2021-05-16 08:47:22] [INFO ] Computed 901 place invariants in 6 ms
[2021-05-16 08:47:31] [INFO ] Implicit Places using invariants in 8773 ms returned [1908, 1909]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 8784 ms to find 2 implicit places.
[2021-05-16 08:47:31] [INFO ] Redundant transitions in 142 ms returned []
// Phase 1: matrix 1902 rows 1915 cols
[2021-05-16 08:47:31] [INFO ] Computed 899 place invariants in 6 ms
[2021-05-16 08:47:39] [INFO ] Dead Transitions using invariants and state equation in 8107 ms returned []
Starting structural reductions, iteration 1 : 1915/1917 places, 1902/1902 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 1915 transition count 1901
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1914 transition count 1901
Applied a total of 2 rules in 57 ms. Remains 1914 /1915 variables (removed 1) and now considering 1901/1902 (removed 1) transitions.
// Phase 1: matrix 1901 rows 1914 cols
[2021-05-16 08:47:39] [INFO ] Computed 899 place invariants in 5 ms
[2021-05-16 08:47:48] [INFO ] Implicit Places using invariants in 8972 ms returned [1902]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 8976 ms to find 1 implicit places.
Starting structural reductions, iteration 2 : 1913/1917 places, 1901/1902 transitions.
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 1913 transition count 1901
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 1912 transition count 1900
Applied a total of 3 rules in 78 ms. Remains 1912 /1913 variables (removed 1) and now considering 1900/1901 (removed 1) transitions.
// Phase 1: matrix 1900 rows 1912 cols
[2021-05-16 08:47:48] [INFO ] Computed 898 place invariants in 5 ms
[2021-05-16 08:47:57] [INFO ] Implicit Places using invariants in 8405 ms returned []
// Phase 1: matrix 1900 rows 1912 cols
[2021-05-16 08:47:57] [INFO ] Computed 898 place invariants in 4 ms
[2021-05-16 08:48:05] [INFO ] State equation strengthened by 18 read => feed constraints.
[2021-05-16 08:48:35] [INFO ] Performed 1613/1912 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2021-05-16 08:48:41] [INFO ] Implicit Places using invariants and state equation in 44116 ms returned []
Implicit Place search using SMT with State Equation took 52522 ms to find 0 implicit places.
Finished structural reductions, in 3 iterations. Remains : 1912/1917 places, 1900/1902 transitions.
Incomplete random walk after 1000000 steps, including 0 resets, run finished after 13634 ms. (steps per millisecond=73 ) properties seen :[0, 0]
Interrupted Best-First random walk after 512347 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=102 ) properties seen :[0, 0]
Interrupted Best-First random walk after 496466 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=99 ) properties seen :[0, 0]
Interrupted probabilistic random walk after 822669 steps, run timeout after 30001 ms. (steps per millisecond=27 ) properties seen :[0, 0]
Probabilistic random walk after 822669 steps, saw 131262 distinct states, run finished after 30001 ms. (steps per millisecond=27 ) properties seen :[0, 0]
// Phase 1: matrix 1900 rows 1912 cols
[2021-05-16 08:49:34] [INFO ] Computed 898 place invariants in 13 ms
[2021-05-16 08:49:35] [INFO ] [Real]Absence check using 898 positive place invariants in 738 ms returned sat
[2021-05-16 08:49:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:49:42] [INFO ] [Real]Absence check using state equation in 6823 ms returned sat
[2021-05-16 08:49:42] [INFO ] State equation strengthened by 18 read => feed constraints.
[2021-05-16 08:49:42] [INFO ] [Real]Added 18 Read/Feed constraints in 19 ms returned sat
[2021-05-16 08:49:42] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:49:43] [INFO ] [Nat]Absence check using 898 positive place invariants in 730 ms returned sat
[2021-05-16 08:49:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:49:50] [INFO ] [Nat]Absence check using state equation in 6934 ms returned sat
[2021-05-16 08:49:50] [INFO ] [Nat]Added 18 Read/Feed constraints in 17 ms returned sat
[2021-05-16 08:49:50] [INFO ] Deduced a trap composed of 3 places in 101 ms
[2021-05-16 08:49:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 202 ms
[2021-05-16 08:49:51] [INFO ] Computed and/alt/rep : 1896/3492/1896 causal constraints in 87 ms.
[2021-05-16 08:50:11] [INFO ] Added : 955 causal constraints over 191 iterations in 20167 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 52 ms.
[2021-05-16 08:50:12] [INFO ] [Real]Absence check using 898 positive place invariants in 752 ms returned sat
[2021-05-16 08:50:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:50:19] [INFO ] [Real]Absence check using state equation in 7670 ms returned sat
[2021-05-16 08:50:19] [INFO ] [Real]Added 18 Read/Feed constraints in 22 ms returned sat
[2021-05-16 08:50:20] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:50:21] [INFO ] [Nat]Absence check using 898 positive place invariants in 750 ms returned sat
[2021-05-16 08:50:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:50:28] [INFO ] [Nat]Absence check using state equation in 7699 ms returned sat
[2021-05-16 08:50:28] [INFO ] [Nat]Added 18 Read/Feed constraints in 22 ms returned sat
[2021-05-16 08:50:28] [INFO ] Computed and/alt/rep : 1896/3492/1896 causal constraints in 89 ms.
[2021-05-16 08:50:48] [INFO ] Added : 950 causal constraints over 190 iterations in 20146 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 50 ms.
Incomplete Parikh walk after 284700 steps, including 1002 resets, run finished after 4197 ms. (steps per millisecond=67 ) properties seen :[0, 0] could not realise parikh vector
Incomplete Parikh walk after 329400 steps, including 1002 resets, run finished after 4775 ms. (steps per millisecond=68 ) properties seen :[0, 0] could not realise parikh vector
Support contains 10 out of 1912 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 1912/1912 places, 1900/1900 transitions.
Applied a total of 0 rules in 41 ms. Remains 1912 /1912 variables (removed 0) and now considering 1900/1900 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 1912/1912 places, 1900/1900 transitions.
Starting structural reductions, iteration 0 : 1912/1912 places, 1900/1900 transitions.
Applied a total of 0 rules in 41 ms. Remains 1912 /1912 variables (removed 0) and now considering 1900/1900 (removed 0) transitions.
// Phase 1: matrix 1900 rows 1912 cols
[2021-05-16 08:50:58] [INFO ] Computed 898 place invariants in 4 ms
[2021-05-16 08:51:06] [INFO ] Implicit Places using invariants in 8496 ms returned []
// Phase 1: matrix 1900 rows 1912 cols
[2021-05-16 08:51:06] [INFO ] Computed 898 place invariants in 4 ms
[2021-05-16 08:51:15] [INFO ] State equation strengthened by 18 read => feed constraints.
[2021-05-16 08:51:45] [INFO ] Performed 1800/1912 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2021-05-16 08:51:46] [INFO ] Implicit Places using invariants and state equation in 40281 ms returned []
Implicit Place search using SMT with State Equation took 48778 ms to find 0 implicit places.
[2021-05-16 08:51:46] [INFO ] Redundant transitions in 46 ms returned []
// Phase 1: matrix 1900 rows 1912 cols
[2021-05-16 08:51:47] [INFO ] Computed 898 place invariants in 4 ms
[2021-05-16 08:51:54] [INFO ] Dead Transitions using invariants and state equation in 7953 ms returned []
Finished structural reductions, in 1 iterations. Remains : 1912/1912 places, 1900/1900 transitions.
Incomplete random walk after 100000 steps, including 0 resets, run finished after 1361 ms. (steps per millisecond=73 ) properties seen :[0, 0]
// Phase 1: matrix 1900 rows 1912 cols
[2021-05-16 08:51:56] [INFO ] Computed 898 place invariants in 5 ms
[2021-05-16 08:51:57] [INFO ] [Real]Absence check using 898 positive place invariants in 731 ms returned sat
[2021-05-16 08:51:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:52:04] [INFO ] [Real]Absence check using state equation in 6832 ms returned sat
[2021-05-16 08:52:04] [INFO ] State equation strengthened by 18 read => feed constraints.
[2021-05-16 08:52:04] [INFO ] [Real]Added 18 Read/Feed constraints in 18 ms returned sat
[2021-05-16 08:52:04] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:52:05] [INFO ] [Nat]Absence check using 898 positive place invariants in 730 ms returned sat
[2021-05-16 08:52:05] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:52:12] [INFO ] [Nat]Absence check using state equation in 6973 ms returned sat
[2021-05-16 08:52:12] [INFO ] [Nat]Added 18 Read/Feed constraints in 17 ms returned sat
[2021-05-16 08:52:12] [INFO ] Deduced a trap composed of 3 places in 99 ms
[2021-05-16 08:52:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 199 ms
[2021-05-16 08:52:12] [INFO ] Computed and/alt/rep : 1896/3492/1896 causal constraints in 88 ms.
[2021-05-16 08:52:24] [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 (=> (> t717 0) (and (> t82 0) (< o82 o717)))") while checking expression at index 0
[2021-05-16 08:52:25] [INFO ] [Real]Absence check using 898 positive place invariants in 748 ms returned sat
[2021-05-16 08:52:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:52:32] [INFO ] [Real]Absence check using state equation in 7742 ms returned sat
[2021-05-16 08:52:33] [INFO ] [Real]Added 18 Read/Feed constraints in 21 ms returned sat
[2021-05-16 08:52:33] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:52:34] [INFO ] [Nat]Absence check using 898 positive place invariants in 756 ms returned sat
[2021-05-16 08:52:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:52:42] [INFO ] [Nat]Absence check using state equation in 7991 ms returned sat
[2021-05-16 08:52:42] [INFO ] [Nat]Added 18 Read/Feed constraints in 23 ms returned sat
[2021-05-16 08:52:42] [INFO ] Computed and/alt/rep : 1896/3492/1896 causal constraints in 87 ms.
[2021-05-16 08:52:53] [INFO ] Added : 565 causal constraints over 113 iterations in 10968 ms. Result :(error "Failed to check-sat")
Partial Free-agglomeration rule applied 208 times.
Drop transitions removed 208 transitions
Iterating global reduction 0 with 208 rules applied. Total rules applied 208 place count 1912 transition count 1900
Partial Post-agglomeration rule applied 283 times.
Drop transitions removed 283 transitions
Iterating global reduction 0 with 283 rules applied. Total rules applied 491 place count 1912 transition count 1900
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 493 place count 1912 transition count 1898
Applied a total of 493 rules in 209 ms. Remains 1912 /1912 variables (removed 0) and now considering 1898/1900 (removed 2) transitions.
// Phase 1: matrix 1898 rows 1912 cols
[2021-05-16 08:52:53] [INFO ] Computed 898 place invariants in 4 ms
[2021-05-16 08:52:54] [INFO ] [Real]Absence check using 898 positive place invariants in 743 ms returned sat
[2021-05-16 08:52:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:53:01] [INFO ] [Real]Absence check using state equation in 7470 ms returned sat
[2021-05-16 08:53:01] [INFO ] State equation strengthened by 206 read => feed constraints.
[2021-05-16 08:53:01] [INFO ] [Real]Added 206 Read/Feed constraints in 56 ms returned sat
[2021-05-16 08:53:01] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:53:02] [INFO ] [Nat]Absence check using 898 positive place invariants in 743 ms returned sat
[2021-05-16 08:53:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:53:10] [INFO ] [Nat]Absence check using state equation in 7994 ms returned sat
[2021-05-16 08:53:10] [INFO ] [Nat]Added 206 Read/Feed constraints in 51 ms returned sat
[2021-05-16 08:53:11] [INFO ] Computed and/alt/rep : 1894/4732/1894 causal constraints in 112 ms.
[2021-05-16 08:53:31] [INFO ] Added : 910 causal constraints over 182 iterations in 20144 ms.(timeout) Result :sat
[2021-05-16 08:53:31] [INFO ] Deduced a trap composed of 3 places in 15 ms
[2021-05-16 08:53:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 212 ms
Attempting to minimize the solution found.
Minimization took 54 ms.
[2021-05-16 08:53:32] [INFO ] [Real]Absence check using 898 positive place invariants in 776 ms returned sat
[2021-05-16 08:53:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 08:53:40] [INFO ] [Real]Absence check using state equation in 8135 ms returned sat
[2021-05-16 08:53:40] [INFO ] [Real]Added 206 Read/Feed constraints in 51 ms returned sat
[2021-05-16 08:53:40] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 08:53:41] [INFO ] [Nat]Absence check using 898 positive place invariants in 754 ms returned sat
[2021-05-16 08:53:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 08:53:49] [INFO ] [Nat]Absence check using state equation in 8026 ms returned sat
[2021-05-16 08:53:49] [INFO ] [Nat]Added 206 Read/Feed constraints in 49 ms returned sat
[2021-05-16 08:53:49] [INFO ] Deduced a trap composed of 3 places in 16 ms
[2021-05-16 08:53:49] [INFO ] Deduced a trap composed of 6 places in 16 ms
[2021-05-16 08:53:50] [INFO ] Deduced a trap composed of 5 places in 17 ms
[2021-05-16 08:53:50] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 284 ms
[2021-05-16 08:53:50] [INFO ] Computed and/alt/rep : 1894/4732/1894 causal constraints in 102 ms.
[2021-05-16 08:54:10] [INFO ] Added : 920 causal constraints over 184 iterations in 20106 ms.(timeout) Result :sat
Attempting to minimize the solution found.
Minimization took 53 ms.
[2021-05-16 08:54:10] [INFO ] Export to MCC properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 2 ms.
[2021-05-16 08:54:10] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 17 ms.
[2021-05-16 08:54:10] [INFO ] Flatten gal took : 276 ms
info: Time: 3600 - MCC
vrfy: Checking ReachabilityFireability @ ShieldIIPt-PT-100B @ 3570 seconds

FORMULA ShieldIIPt-PT-100B-ReachabilityFireability-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 841712 kB
After kill :
MemTotal: 16427332 kB
MemFree: 968400 kB

--------------------
content from stderr:

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldIIPt-PT-100B"
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-100B, 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-162098231100256"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-100B.tgz
mv ShieldIIPt-PT-100B 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 ;