Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2022-input.r215-oct2-165281605800079.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2021
Input is SafeBus-COL-06, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r215-oct2-165281605800079
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 304K
-rw-r--r-- 1 mcc users 8.5K Apr 29 11:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K Apr 29 11:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Apr 29 11:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Apr 29 11:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 9 08:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 9 08:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 9 08:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 9 08:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 08:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 08:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:34 equiv_pt
-rw-r--r-- 1 mcc users 3 May 10 09:34 instance
-rw-r--r-- 1 mcc users 5 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 42K May 10 09:34 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

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

=== Now, execution of the tool begins

BK_START 1653209076336

Running Version 0
[2022-05-22 08:44:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-22 08:44:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-22 08:44:37] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
[2022-05-22 08:44:38] [WARNING] Using fallBack plugin, rng conformance not checked
[2022-05-22 08:44:38] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 494 ms
[2022-05-22 08:44:38] [INFO ] Detected 1 constant HL places corresponding to 6 PT places.
[2022-05-22 08:44:38] [INFO ] Imported 20 HL places and 14 HL transitions for a total of 150 PT places and 2029.0 transition bindings in 19 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 3 ms.
[2022-05-22 08:44:38] [INFO ] Built PT skeleton of HLPN with 20 places and 14 transitions in 2 ms.
[2022-05-22 08:44:38] [INFO ] Skeletonized HLPN properties in 0 ms.
Successfully produced net in file /tmp/petri1000_7066119855265757235.dot
Reduce places removed 3 places and 0 transitions.
// Phase 1: matrix 14 rows 17 cols
[2022-05-22 08:44:38] [INFO ] Computed 7 place invariants in 4 ms
FORMULA SafeBus-COL-06-UpperBounds-14 6 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA SafeBus-COL-06-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA SafeBus-COL-06-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA SafeBus-COL-06-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA SafeBus-COL-06-UpperBounds-02 6 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA SafeBus-COL-06-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2022-05-22 08:44:38] [INFO ] Unfolded HLPN to a Petri net with 150 places and 463 transitions in 18 ms.
[2022-05-22 08:44:38] [INFO ] Unfolded HLPN properties in 0 ms.
// Phase 1: matrix 14 rows 17 cols
[2022-05-22 08:44:38] [INFO ] Computed 7 place invariants in 1 ms
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive place invariants in 17 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 2 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2022-05-22 08:44:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive and 3 generalized place invariants in 0 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2022-05-22 08:44:38] [INFO ] State equation strengthened by 3 read => feed constraints.
[2022-05-22 08:44:38] [INFO ] [Nat]Added 3 Read/Feed constraints in 3 ms returned sat
[2022-05-22 08:44:38] [INFO ] Computed and/alt/rep : 13/32/13 causal constraints (skipped 0 transitions) in 4 ms.
[2022-05-22 08:44:38] [INFO ] Added : 10 causal constraints over 2 iterations in 17 ms. Result :sat
Minimization took 9 ms.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2022-05-22 08:44:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2022-05-22 08:44:38] [INFO ] Computed and/alt/rep : 13/32/13 causal constraints (skipped 0 transitions) in 5 ms.
[2022-05-22 08:44:38] [INFO ] Added : 10 causal constraints over 2 iterations in 16 ms. Result :sat
Minimization took 4 ms.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2022-05-22 08:44:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] Computed and/alt/rep : 13/32/13 causal constraints (skipped 0 transitions) in 1 ms.
[2022-05-22 08:44:38] [INFO ] Added : 13 causal constraints over 3 iterations in 9 ms. Result :sat
Minimization took 4 ms.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2022-05-22 08:44:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2022-05-22 08:44:38] [INFO ] Computed and/alt/rep : 13/32/13 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-22 08:44:38] [INFO ] Added : 12 causal constraints over 3 iterations in 11 ms. Result :sat
Minimization took 4 ms.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Added 3 Read/Feed constraints in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2022-05-22 08:44:38] [INFO ] Computed and/alt/rep : 13/32/13 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-22 08:44:38] [INFO ] Added : 10 causal constraints over 2 iterations in 19 ms. Result :sat
Minimization took 10 ms.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 0 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2022-05-22 08:44:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 0 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive and 3 generalized place invariants in 0 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2022-05-22 08:44:38] [INFO ] Computed and/alt/rep : 13/32/13 causal constraints (skipped 0 transitions) in 0 ms.
[2022-05-22 08:44:38] [INFO ] Added : 13 causal constraints over 3 iterations in 13 ms. Result :sat
Minimization took 6 ms.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2022-05-22 08:44:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] Computed and/alt/rep : 13/32/13 causal constraints (skipped 0 transitions) in 1 ms.
[2022-05-22 08:44:38] [INFO ] Added : 11 causal constraints over 3 iterations in 16 ms. Result :sat
Minimization took 5 ms.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 3 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2022-05-22 08:44:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive place invariants in 0 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using 4 positive and 3 generalized place invariants in 0 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] Computed and/alt/rep : 13/32/13 causal constraints (skipped 0 transitions) in 1 ms.
[2022-05-22 08:44:38] [INFO ] Added : 13 causal constraints over 3 iterations in 11 ms. Result :sat
Minimization took 4 ms.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:38] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2022-05-22 08:44:38] [INFO ] [Real]Added 3 Read/Feed constraints in 1 ms returned sat
[2022-05-22 08:44:38] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using 4 positive and 3 generalized place invariants in 0 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2022-05-22 08:44:39] [INFO ] Computed and/alt/rep : 13/32/13 causal constraints (skipped 0 transitions) in 2 ms.
[2022-05-22 08:44:39] [INFO ] Added : 11 causal constraints over 3 iterations in 8 ms. Result :sat
Minimization took 4 ms.
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using 4 positive place invariants in 0 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using 4 positive and 3 generalized place invariants in 2 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2022-05-22 08:44:39] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using 4 positive and 3 generalized place invariants in 0 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Added 3 Read/Feed constraints in 0 ms returned sat
[2022-05-22 08:44:39] [INFO ] Deduced a trap composed of 3 places in 11 ms of which 3 ms to minimize.
[2022-05-22 08:44:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 17 ms
[2022-05-22 08:44:39] [INFO ] Computed and/alt/rep : 13/32/13 causal constraints (skipped 0 transitions) in 4 ms.
[2022-05-22 08:44:39] [INFO ] Added : 10 causal constraints over 2 iterations in 12 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT) : [6, 1, 3, 6, 6, 6, 1, 1, 1, 1]
[2022-05-22 08:44:39] [INFO ] Unfolded HLPN to a Petri net with 150 places and 463 transitions in 9 ms.
[2022-05-22 08:44:39] [INFO ] Unfolded HLPN properties in 0 ms.
Successfully produced net in file /tmp/petri1001_4123648797913015695.dot
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 12 places and 12 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 10) seen :24
FORMULA SafeBus-COL-06-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-COL-06-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-COL-06-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-COL-06-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SafeBus-COL-06-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 5) seen :19
FORMULA SafeBus-COL-06-UpperBounds-07 6 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA SafeBus-COL-06-UpperBounds-00 6 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 3) seen :7
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 3) seen :11
[2022-05-22 08:44:39] [INFO ] Flow matrix only has 242 transitions (discarded 209 similar events)
// Phase 1: matrix 242 rows 138 cols
[2022-05-22 08:44:39] [INFO ] Computed 29 place invariants in 20 ms
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using 13 positive and 16 generalized place invariants in 4 ms returned unsat
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using 13 positive and 16 generalized place invariants in 3 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2022-05-22 08:44:39] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 14 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using 13 positive and 16 generalized place invariants in 4 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2022-05-22 08:44:39] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:44:39] [INFO ] [Nat]Added 43 Read/Feed constraints in 16 ms returned sat
[2022-05-22 08:44:39] [INFO ] Computed and/alt/rep : 30/132/30 causal constraints (skipped 206 transitions) in 23 ms.
[2022-05-22 08:44:39] [INFO ] Added : 21 causal constraints over 5 iterations in 107 ms. Result :sat
Minimization took 48 ms.
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using 13 positive and 16 generalized place invariants in 5 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:39] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2022-05-22 08:44:39] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using 13 positive and 16 generalized place invariants in 3 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:39] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2022-05-22 08:44:39] [INFO ] [Nat]Added 43 Read/Feed constraints in 18 ms returned sat
[2022-05-22 08:44:39] [INFO ] Computed and/alt/rep : 30/132/30 causal constraints (skipped 206 transitions) in 20 ms.
[2022-05-22 08:44:39] [INFO ] Added : 24 causal constraints over 5 iterations in 103 ms. Result :sat
Minimization took 44 ms.
Current structural bounds on expressions (after SMT) : [1, 6, 6] Max seen :[1, 5, 5]
FORMULA SafeBus-COL-06-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Incomplete Parikh walk after 33700 steps, including 595 resets, run finished after 109 ms. (steps per millisecond=309 ) properties (out of 2) seen :10 could not realise parikh vector
Incomplete Parikh walk after 16800 steps, including 1000 resets, run finished after 38 ms. (steps per millisecond=442 ) properties (out of 2) seen :10 could not realise parikh vector
Support contains 12 out of 138 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 138/138 places, 451/451 transitions.
Applied a total of 0 rules in 48 ms. Remains 138 /138 variables (removed 0) and now considering 451/451 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 138/138 places, 451/451 transitions.
Normalized transition count is 242 out of 451 initially.
// Phase 1: matrix 242 rows 138 cols
[2022-05-22 08:44:40] [INFO ] Computed 29 place invariants in 6 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2305 ms. (steps per millisecond=433 ) properties (out of 2) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 880 ms. (steps per millisecond=1136 ) properties (out of 2) seen :6
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 710 ms. (steps per millisecond=1408 ) properties (out of 2) seen :10
[2022-05-22 08:44:44] [INFO ] Flow matrix only has 242 transitions (discarded 209 similar events)
// Phase 1: matrix 242 rows 138 cols
[2022-05-22 08:44:44] [INFO ] Computed 29 place invariants in 11 ms
[2022-05-22 08:44:44] [INFO ] [Real]Absence check using 13 positive place invariants in 3 ms returned sat
[2022-05-22 08:44:44] [INFO ] [Real]Absence check using 13 positive and 16 generalized place invariants in 3 ms returned sat
[2022-05-22 08:44:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:44] [INFO ] [Real]Absence check using state equation in 40 ms returned sat
[2022-05-22 08:44:44] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 3 ms returned sat
[2022-05-22 08:44:44] [INFO ] [Nat]Absence check using 13 positive and 16 generalized place invariants in 3 ms returned sat
[2022-05-22 08:44:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:44] [INFO ] [Nat]Absence check using state equation in 49 ms returned sat
[2022-05-22 08:44:44] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:44:44] [INFO ] [Nat]Added 43 Read/Feed constraints in 18 ms returned sat
[2022-05-22 08:44:44] [INFO ] Computed and/alt/rep : 30/132/30 causal constraints (skipped 206 transitions) in 20 ms.
[2022-05-22 08:44:44] [INFO ] Added : 21 causal constraints over 5 iterations in 101 ms. Result :sat
Minimization took 51 ms.
[2022-05-22 08:44:44] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:44] [INFO ] [Real]Absence check using 13 positive and 16 generalized place invariants in 2 ms returned sat
[2022-05-22 08:44:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:44] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2022-05-22 08:44:44] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:44] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:44] [INFO ] [Nat]Absence check using 13 positive and 16 generalized place invariants in 3 ms returned sat
[2022-05-22 08:44:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:44] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2022-05-22 08:44:44] [INFO ] [Nat]Added 43 Read/Feed constraints in 21 ms returned sat
[2022-05-22 08:44:44] [INFO ] Computed and/alt/rep : 30/132/30 causal constraints (skipped 206 transitions) in 21 ms.
[2022-05-22 08:44:44] [INFO ] Added : 24 causal constraints over 5 iterations in 95 ms. Result :sat
Minimization took 45 ms.
Current structural bounds on expressions (after SMT) : [6, 6] Max seen :[5, 5]
Incomplete Parikh walk after 33700 steps, including 581 resets, run finished after 96 ms. (steps per millisecond=351 ) properties (out of 2) seen :10 could not realise parikh vector
Incomplete Parikh walk after 16800 steps, including 1000 resets, run finished after 43 ms. (steps per millisecond=390 ) properties (out of 2) seen :10 could not realise parikh vector
Support contains 12 out of 138 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 138/138 places, 451/451 transitions.
Applied a total of 0 rules in 16 ms. Remains 138 /138 variables (removed 0) and now considering 451/451 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 138/138 places, 451/451 transitions.
Starting structural reductions, iteration 0 : 138/138 places, 451/451 transitions.
Applied a total of 0 rules in 16 ms. Remains 138 /138 variables (removed 0) and now considering 451/451 (removed 0) transitions.
[2022-05-22 08:44:44] [INFO ] Flow matrix only has 242 transitions (discarded 209 similar events)
// Phase 1: matrix 242 rows 138 cols
[2022-05-22 08:44:44] [INFO ] Computed 29 place invariants in 3 ms
[2022-05-22 08:44:45] [INFO ] Implicit Places using invariants in 168 ms returned [91, 92, 93, 94, 95, 96]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 169 ms to find 6 implicit places.
[2022-05-22 08:44:45] [INFO ] Redundant transitions in 19 ms returned []
[2022-05-22 08:44:45] [INFO ] Flow matrix only has 242 transitions (discarded 209 similar events)
// Phase 1: matrix 242 rows 132 cols
[2022-05-22 08:44:45] [INFO ] Computed 23 place invariants in 15 ms
[2022-05-22 08:44:45] [INFO ] Dead Transitions using invariants and state equation in 271 ms returned [31, 37, 43, 49, 55, 61, 68, 74, 80, 86, 92, 98, 105, 111, 117, 123, 129, 135, 142, 148, 154, 160, 166, 172, 179, 185, 191, 197, 203, 209, 216, 222, 228, 234, 240, 246]
Found 36 dead transitions using SMT.
Drop transitions removed 36 transitions
Dead transitions reduction (with SMT) removed 36 transitions :[246, 240, 234, 228, 222, 216, 209, 203, 197, 191, 185, 179, 172, 166, 160, 154, 148, 142, 135, 129, 123, 117, 111, 105, 98, 92, 86, 80, 74, 68, 61, 55, 49, 43, 37, 31]
Starting structural reductions, iteration 1 : 132/138 places, 415/451 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -114
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 126 transition count 529
Applied a total of 12 rules in 54 ms. Remains 126 /132 variables (removed 6) and now considering 529/415 (removed -114) transitions.
[2022-05-22 08:44:45] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:45] [INFO ] Computed 23 place invariants in 6 ms
[2022-05-22 08:44:45] [INFO ] Implicit Places using invariants in 274 ms returned []
[2022-05-22 08:44:45] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:45] [INFO ] Computed 23 place invariants in 34 ms
[2022-05-22 08:44:45] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:44:46] [INFO ] Implicit Places using invariants and state equation in 620 ms returned []
Implicit Place search using SMT with State Equation took 899 ms to find 0 implicit places.
Finished structural reductions, in 2 iterations. Remains : 126/138 places, 529/451 transitions.
Normalized transition count is 356 out of 529 initially.
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:46] [INFO ] Computed 23 place invariants in 4 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2479 ms. (steps per millisecond=403 ) properties (out of 2) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 894 ms. (steps per millisecond=1118 ) properties (out of 2) seen :6
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 705 ms. (steps per millisecond=1418 ) properties (out of 2) seen :10
[2022-05-22 08:44:50] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:50] [INFO ] Computed 23 place invariants in 5 ms
[2022-05-22 08:44:50] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2022-05-22 08:44:50] [INFO ] [Real]Absence check using 10 positive and 13 generalized place invariants in 3 ms returned sat
[2022-05-22 08:44:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:50] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2022-05-22 08:44:50] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:50] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:50] [INFO ] [Nat]Absence check using 10 positive and 13 generalized place invariants in 2 ms returned sat
[2022-05-22 08:44:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:50] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
[2022-05-22 08:44:50] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:44:50] [INFO ] [Nat]Added 43 Read/Feed constraints in 54 ms returned sat
[2022-05-22 08:44:50] [INFO ] Deduced a trap composed of 18 places in 67 ms of which 1 ms to minimize.
[2022-05-22 08:44:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 95 ms
[2022-05-22 08:44:50] [INFO ] Computed and/alt/rep : 42/102/42 causal constraints (skipped 308 transitions) in 28 ms.
[2022-05-22 08:44:51] [INFO ] Added : 42 causal constraints over 9 iterations in 206 ms. Result :sat
Minimization took 107 ms.
[2022-05-22 08:44:51] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2022-05-22 08:44:51] [INFO ] [Real]Absence check using 10 positive and 13 generalized place invariants in 3 ms returned sat
[2022-05-22 08:44:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:51] [INFO ] [Real]Absence check using state equation in 47 ms returned sat
[2022-05-22 08:44:51] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:51] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:51] [INFO ] [Nat]Absence check using 10 positive and 13 generalized place invariants in 2 ms returned sat
[2022-05-22 08:44:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:51] [INFO ] [Nat]Absence check using state equation in 73 ms returned sat
[2022-05-22 08:44:51] [INFO ] [Nat]Added 43 Read/Feed constraints in 19 ms returned sat
[2022-05-22 08:44:51] [INFO ] Deduced a trap composed of 18 places in 80 ms of which 0 ms to minimize.
[2022-05-22 08:44:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 108 ms
[2022-05-22 08:44:51] [INFO ] Computed and/alt/rep : 42/102/42 causal constraints (skipped 308 transitions) in 51 ms.
[2022-05-22 08:44:51] [INFO ] Added : 42 causal constraints over 9 iterations in 235 ms. Result :sat
Minimization took 141 ms.
Current structural bounds on expressions (after SMT) : [6, 6] Max seen :[5, 5]
Incomplete Parikh walk after 140600 steps, including 1000 resets, run finished after 364 ms. (steps per millisecond=386 ) properties (out of 2) seen :9 could not realise parikh vector
Incomplete Parikh walk after 124600 steps, including 1000 resets, run finished after 331 ms. (steps per millisecond=376 ) properties (out of 2) seen :10 could not realise parikh vector
Support contains 12 out of 126 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 126/126 places, 529/529 transitions.
Applied a total of 0 rules in 30 ms. Remains 126 /126 variables (removed 0) and now considering 529/529 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 126/126 places, 529/529 transitions.
Starting structural reductions, iteration 0 : 126/126 places, 529/529 transitions.
Applied a total of 0 rules in 21 ms. Remains 126 /126 variables (removed 0) and now considering 529/529 (removed 0) transitions.
[2022-05-22 08:44:52] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:52] [INFO ] Computed 23 place invariants in 3 ms
[2022-05-22 08:44:52] [INFO ] Implicit Places using invariants in 134 ms returned []
[2022-05-22 08:44:52] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:52] [INFO ] Computed 23 place invariants in 4 ms
[2022-05-22 08:44:52] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:44:53] [INFO ] Implicit Places using invariants and state equation in 552 ms returned []
Implicit Place search using SMT with State Equation took 698 ms to find 0 implicit places.
[2022-05-22 08:44:53] [INFO ] Redundant transitions in 17 ms returned []
[2022-05-22 08:44:53] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:53] [INFO ] Computed 23 place invariants in 1 ms
[2022-05-22 08:44:53] [INFO ] Dead Transitions using invariants and state equation in 145 ms returned []
Finished structural reductions, in 1 iterations. Remains : 126/126 places, 529/529 transitions.
Starting property specific reduction for SafeBus-COL-06-UpperBounds-06
Normalized transition count is 356 out of 529 initially.
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:53] [INFO ] Computed 23 place invariants in 14 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :5
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :5
[2022-05-22 08:44:53] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:53] [INFO ] Computed 23 place invariants in 3 ms
[2022-05-22 08:44:53] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:53] [INFO ] [Real]Absence check using 10 positive and 13 generalized place invariants in 2 ms returned sat
[2022-05-22 08:44:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:53] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2022-05-22 08:44:53] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:53] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:53] [INFO ] [Nat]Absence check using 10 positive and 13 generalized place invariants in 3 ms returned sat
[2022-05-22 08:44:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:53] [INFO ] [Nat]Absence check using state equation in 58 ms returned sat
[2022-05-22 08:44:53] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:44:53] [INFO ] [Nat]Added 43 Read/Feed constraints in 49 ms returned sat
[2022-05-22 08:44:53] [INFO ] Deduced a trap composed of 18 places in 61 ms of which 1 ms to minimize.
[2022-05-22 08:44:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 77 ms
[2022-05-22 08:44:53] [INFO ] Computed and/alt/rep : 42/102/42 causal constraints (skipped 308 transitions) in 27 ms.
[2022-05-22 08:44:54] [INFO ] Added : 42 causal constraints over 9 iterations in 246 ms. Result :sat
Minimization took 110 ms.
Current structural bounds on expressions (after SMT) : [6] Max seen :[5]
Incomplete Parikh walk after 124600 steps, including 1000 resets, run finished after 311 ms. (steps per millisecond=400 ) properties (out of 1) seen :5 could not realise parikh vector
Support contains 6 out of 126 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 126/126 places, 529/529 transitions.
Applied a total of 0 rules in 16 ms. Remains 126 /126 variables (removed 0) and now considering 529/529 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 126/126 places, 529/529 transitions.
Normalized transition count is 356 out of 529 initially.
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:54] [INFO ] Computed 23 place invariants in 3 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2249 ms. (steps per millisecond=444 ) properties (out of 1) seen :5
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 841 ms. (steps per millisecond=1189 ) properties (out of 1) seen :5
[2022-05-22 08:44:57] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:57] [INFO ] Computed 23 place invariants in 11 ms
[2022-05-22 08:44:57] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2022-05-22 08:44:57] [INFO ] [Real]Absence check using 10 positive and 13 generalized place invariants in 2 ms returned sat
[2022-05-22 08:44:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:57] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2022-05-22 08:44:57] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:57] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:57] [INFO ] [Nat]Absence check using 10 positive and 13 generalized place invariants in 2 ms returned sat
[2022-05-22 08:44:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:57] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2022-05-22 08:44:57] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:44:57] [INFO ] [Nat]Added 43 Read/Feed constraints in 47 ms returned sat
[2022-05-22 08:44:57] [INFO ] Deduced a trap composed of 18 places in 67 ms of which 0 ms to minimize.
[2022-05-22 08:44:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 88 ms
[2022-05-22 08:44:58] [INFO ] Computed and/alt/rep : 42/102/42 causal constraints (skipped 308 transitions) in 26 ms.
[2022-05-22 08:44:58] [INFO ] Added : 42 causal constraints over 9 iterations in 189 ms. Result :sat
Minimization took 106 ms.
Current structural bounds on expressions (after SMT) : [6] Max seen :[5]
Incomplete Parikh walk after 124600 steps, including 1000 resets, run finished after 323 ms. (steps per millisecond=385 ) properties (out of 1) seen :5 could not realise parikh vector
Support contains 6 out of 126 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 126/126 places, 529/529 transitions.
Applied a total of 0 rules in 15 ms. Remains 126 /126 variables (removed 0) and now considering 529/529 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 126/126 places, 529/529 transitions.
Starting structural reductions, iteration 0 : 126/126 places, 529/529 transitions.
Applied a total of 0 rules in 16 ms. Remains 126 /126 variables (removed 0) and now considering 529/529 (removed 0) transitions.
[2022-05-22 08:44:58] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:58] [INFO ] Computed 23 place invariants in 3 ms
[2022-05-22 08:44:58] [INFO ] Implicit Places using invariants in 123 ms returned []
[2022-05-22 08:44:58] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:58] [INFO ] Computed 23 place invariants in 2 ms
[2022-05-22 08:44:58] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:44:59] [INFO ] Implicit Places using invariants and state equation in 532 ms returned []
Implicit Place search using SMT with State Equation took 671 ms to find 0 implicit places.
[2022-05-22 08:44:59] [INFO ] Redundant transitions in 13 ms returned []
[2022-05-22 08:44:59] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:59] [INFO ] Computed 23 place invariants in 2 ms
[2022-05-22 08:44:59] [INFO ] Dead Transitions using invariants and state equation in 163 ms returned []
Finished structural reductions, in 1 iterations. Remains : 126/126 places, 529/529 transitions.
Ending property specific reduction for SafeBus-COL-06-UpperBounds-06 in 5989 ms.
Starting property specific reduction for SafeBus-COL-06-UpperBounds-09
Normalized transition count is 356 out of 529 initially.
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:59] [INFO ] Computed 23 place invariants in 2 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :5
[2022-05-22 08:44:59] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:44:59] [INFO ] Computed 23 place invariants in 3 ms
[2022-05-22 08:44:59] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:59] [INFO ] [Real]Absence check using 10 positive and 13 generalized place invariants in 2 ms returned sat
[2022-05-22 08:44:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:59] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2022-05-22 08:44:59] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:44:59] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-22 08:44:59] [INFO ] [Nat]Absence check using 10 positive and 13 generalized place invariants in 7 ms returned sat
[2022-05-22 08:44:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:44:59] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2022-05-22 08:44:59] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:44:59] [INFO ] [Nat]Added 43 Read/Feed constraints in 19 ms returned sat
[2022-05-22 08:44:59] [INFO ] Deduced a trap composed of 18 places in 82 ms of which 0 ms to minimize.
[2022-05-22 08:44:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 103 ms
[2022-05-22 08:44:59] [INFO ] Computed and/alt/rep : 42/102/42 causal constraints (skipped 308 transitions) in 20 ms.
[2022-05-22 08:45:00] [INFO ] Added : 42 causal constraints over 9 iterations in 174 ms. Result :sat
Minimization took 108 ms.
Current structural bounds on expressions (after SMT) : [6] Max seen :[5]
Incomplete Parikh walk after 140600 steps, including 1000 resets, run finished after 353 ms. (steps per millisecond=398 ) properties (out of 1) seen :5 could not realise parikh vector
Support contains 6 out of 126 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 126/126 places, 529/529 transitions.
Applied a total of 0 rules in 15 ms. Remains 126 /126 variables (removed 0) and now considering 529/529 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 126/126 places, 529/529 transitions.
Normalized transition count is 356 out of 529 initially.
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:45:00] [INFO ] Computed 23 place invariants in 5 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 2221 ms. (steps per millisecond=450 ) properties (out of 1) seen :4
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 651 ms. (steps per millisecond=1536 ) properties (out of 1) seen :5
[2022-05-22 08:45:03] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:45:03] [INFO ] Computed 23 place invariants in 2 ms
[2022-05-22 08:45:03] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-22 08:45:03] [INFO ] [Real]Absence check using 10 positive and 13 generalized place invariants in 2 ms returned sat
[2022-05-22 08:45:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-05-22 08:45:03] [INFO ] [Real]Absence check using state equation in 49 ms returned sat
[2022-05-22 08:45:03] [INFO ] Solution in real domain found non-integer solution.
[2022-05-22 08:45:03] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2022-05-22 08:45:03] [INFO ] [Nat]Absence check using 10 positive and 13 generalized place invariants in 2 ms returned sat
[2022-05-22 08:45:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-05-22 08:45:03] [INFO ] [Nat]Absence check using state equation in 62 ms returned sat
[2022-05-22 08:45:03] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:45:03] [INFO ] [Nat]Added 43 Read/Feed constraints in 19 ms returned sat
[2022-05-22 08:45:03] [INFO ] Deduced a trap composed of 18 places in 106 ms of which 1 ms to minimize.
[2022-05-22 08:45:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 122 ms
[2022-05-22 08:45:03] [INFO ] Computed and/alt/rep : 42/102/42 causal constraints (skipped 308 transitions) in 27 ms.
[2022-05-22 08:45:03] [INFO ] Added : 42 causal constraints over 9 iterations in 182 ms. Result :sat
Minimization took 109 ms.
Current structural bounds on expressions (after SMT) : [6] Max seen :[5]
Incomplete Parikh walk after 140600 steps, including 1000 resets, run finished after 356 ms. (steps per millisecond=394 ) properties (out of 1) seen :5 could not realise parikh vector
Support contains 6 out of 126 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 126/126 places, 529/529 transitions.
Applied a total of 0 rules in 15 ms. Remains 126 /126 variables (removed 0) and now considering 529/529 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 126/126 places, 529/529 transitions.
Starting structural reductions, iteration 0 : 126/126 places, 529/529 transitions.
Applied a total of 0 rules in 14 ms. Remains 126 /126 variables (removed 0) and now considering 529/529 (removed 0) transitions.
[2022-05-22 08:45:04] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:45:04] [INFO ] Computed 23 place invariants in 4 ms
[2022-05-22 08:45:04] [INFO ] Implicit Places using invariants in 195 ms returned []
[2022-05-22 08:45:04] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:45:04] [INFO ] Computed 23 place invariants in 5 ms
[2022-05-22 08:45:04] [INFO ] State equation strengthened by 43 read => feed constraints.
[2022-05-22 08:45:05] [INFO ] Implicit Places using invariants and state equation in 650 ms returned []
Implicit Place search using SMT with State Equation took 861 ms to find 0 implicit places.
[2022-05-22 08:45:05] [INFO ] Redundant transitions in 3 ms returned []
[2022-05-22 08:45:05] [INFO ] Flow matrix only has 356 transitions (discarded 173 similar events)
// Phase 1: matrix 356 rows 126 cols
[2022-05-22 08:45:05] [INFO ] Computed 23 place invariants in 5 ms
[2022-05-22 08:45:05] [INFO ] Dead Transitions using invariants and state equation in 168 ms returned []
Finished structural reductions, in 1 iterations. Remains : 126/126 places, 529/529 transitions.
Ending property specific reduction for SafeBus-COL-06-UpperBounds-09 in 5939 ms.
[2022-05-22 08:45:05] [INFO ] Flatten gal took : 91 ms
[2022-05-22 08:45:05] [INFO ] Applying decomposition
[2022-05-22 08:45:05] [INFO ] Flatten gal took : 40 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/convert-linux64, -i, /tmp/graph4268512972514217678.txt, -o, /tmp/graph4268512972514217678.bin, -w, /tmp/graph4268512972514217678.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202104292328/bin/louvain-linux64, /tmp/graph4268512972514217678.bin, -l, -1, -v, -w, /tmp/graph4268512972514217678.weights, -q, 0, -e, 0.001], workingDir=null]
[2022-05-22 08:45:05] [INFO ] Decomposing Gal with order
[2022-05-22 08:45:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-05-22 08:45:06] [INFO ] Removed a total of 1248 redundant transitions.
[2022-05-22 08:45:06] [INFO ] Flatten gal took : 175 ms
[2022-05-22 08:45:06] [INFO ] Fuse similar labels procedure discarded/fused a total of 204 labels/synchronizations in 12 ms.
[2022-05-22 08:45:06] [INFO ] Time to serialize gal into /tmp/UpperBounds14767270812585864192.gal : 3 ms
[2022-05-22 08:45:06] [INFO ] Time to serialize properties into /tmp/UpperBounds4425518507237819035.prop : 0 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /tmp/UpperBounds14767270812585864192.gal, -t, CGAL, -reachable-file, /tmp/UpperBounds4425518507237819035.prop, --nowitness, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp/UpperBounds14767270812585864192.gal -t CGAL -reachable-file /tmp/UpperBounds4425518507237819035.prop --nowitness --gen-order FOLLOW
Loading property file /tmp/UpperBounds4425518507237819035.prop.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flatf,6.44639e+06,298.803,3481720,2,669272,5,1.39051e+07,6,0,812,9.73063e+06,0
Total reachable state count : 6446388

Verifying 2 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 5
Bounds property SafeBus-COL-06-UpperBounds-06 :0 <= gi2.gu5.wait_msg_0+gi2.gu5.wait_msg_1+gi2.gu5.wait_msg_2+gi2.gu5.wait_msg_3+gi2.gu5.wait_msg_4+gi2.gu5.wait_msg_5 <= 5
FORMULA SafeBus-COL-06-UpperBounds-06 5 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SafeBus-COL-06-UpperBounds-06,0,299.635,3481720,1,0,7,1.39051e+07,9,1,1198,9.73063e+06,4
Min sum of variable value : 0
Maximum sum along a path : 5
Bounds property SafeBus-COL-06-UpperBounds-09 :0 <= gi2.gu5.RMC_0+gi2.gu5.RMC_1+gi2.gu5.RMC_2+gi2.gu5.RMC_3+gi2.gu5.RMC_4+gi2.gu5.RMC_5 <= 5
FORMULA SafeBus-COL-06-UpperBounds-09 5 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
SafeBus-COL-06-UpperBounds-09,0,300.656,3481720,1,0,8,1.39051e+07,10,1,1450,9.73063e+06,5
ITS tools runner thread asked to quit. Dying gracefully.

BK_STOP 1653209408294

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination UpperBounds -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="SafeBus-COL-06"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2021"
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 gold2021"
echo " Input is SafeBus-COL-06, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r215-oct2-165281605800079"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-COL-06.tgz
mv SafeBus-COL-06 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;