Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r491-tall-167912711501237.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool smartxred
Input is VehicularWifi-COL-none, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r491-tall-167912711501237
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 672K
-rw-r--r-- 1 mcc users 7.6K Feb 25 14:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K Feb 25 14:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Feb 25 14:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 25 14:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 17:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 17:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 25 14:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 154K Feb 25 14:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Feb 25 14:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 188K Mar 5 18:23 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 VehicularWifi-COL-none-UpperBounds-00
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-01
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-02
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-03
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-04
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-05
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-06
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-07
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-08
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-09
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-10
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-11
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-12
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-13
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-14
FORMULA_NAME VehicularWifi-COL-none-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679321707402

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=smartxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=VehicularWifi-COL-none
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-20 14:15:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-20 14:15:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 14:15:09] [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.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-20 14:15:09] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-20 14:15:10] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 643 ms
[2023-03-20 14:15:10] [INFO ] Detected 1 constant HL places corresponding to 81920 PT places.
[2023-03-20 14:15:10] [INFO ] Imported 21 HL places and 41 HL transitions for a total of 115566 PT places and 379924.0 transition bindings in 80 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
[2023-03-20 14:15:10] [INFO ] Built PT skeleton of HLPN with 21 places and 41 transitions 136 arcs in 5 ms.
[2023-03-20 14:15:10] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce redundant transitions removed 10 transitions.
Normalized transition count is 30 out of 31 initially.
// Phase 1: matrix 30 rows 20 cols
[2023-03-20 14:15:10] [INFO ] Computed 5 place invariants in 7 ms
FORMULA VehicularWifi-COL-none-UpperBounds-11 8256 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA VehicularWifi-COL-none-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA VehicularWifi-COL-none-UpperBounds-02 4 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2023-03-20 14:15:10] [INFO ] Flow matrix only has 30 transitions (discarded 1 similar events)
// Phase 1: matrix 30 rows 20 cols
[2023-03-20 14:15:10] [INFO ] Computed 5 place invariants in 7 ms
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive place invariants in 7 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2023-03-20 14:15:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2023-03-20 14:15:10] [INFO ] State equation strengthened by 10 read => feed constraints.
[2023-03-20 14:15:10] [INFO ] [Nat]Added 10 Read/Feed constraints in 4 ms returned sat
[2023-03-20 14:15:10] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 6 ms.
[2023-03-20 14:15:10] [INFO ] Added : 16 causal constraints over 4 iterations in 34 ms. Result :sat
Minimization took 10 ms.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2023-03-20 14:15:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-20 14:15:10] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-20 14:15:10] [INFO ] Added : 19 causal constraints over 4 iterations in 27 ms. Result :sat
Minimization took 12 ms.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-20 14:15:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Added 10 Read/Feed constraints in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-20 14:15:10] [INFO ] Added : 18 causal constraints over 4 iterations in 24 ms. Result :sat
Minimization took 11 ms.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Added 10 Read/Feed constraints in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-20 14:15:10] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-20 14:15:10] [INFO ] Added : 19 causal constraints over 5 iterations in 23 ms. Result :sat
Minimization took 8 ms.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-20 14:15:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2023-03-20 14:15:10] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-20 14:15:10] [INFO ] Added : 8 causal constraints over 2 iterations in 13 ms. Result :sat
Minimization took 8 ms.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-20 14:15:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:10] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-20 14:15:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Added 10 Read/Feed constraints in 5 ms returned sat
[2023-03-20 14:15:11] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-20 14:15:11] [INFO ] Added : 17 causal constraints over 5 iterations in 17 ms. Result :sat
Minimization took 7 ms.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2023-03-20 14:15:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 0 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Added 10 Read/Feed constraints in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 10 ms.
[2023-03-20 14:15:11] [INFO ] Added : 18 causal constraints over 5 iterations in 27 ms. Result :sat
Minimization took 15 ms.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-20 14:15:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Added 10 Read/Feed constraints in 3 ms returned sat
[2023-03-20 14:15:11] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 7 ms.
[2023-03-20 14:15:11] [INFO ] Added : 21 causal constraints over 6 iterations in 33 ms. Result :sat
Minimization took 22 ms.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-20 14:15:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-20 14:15:11] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-20 14:15:11] [INFO ] Added : 19 causal constraints over 6 iterations in 26 ms. Result :sat
Minimization took 9 ms.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Added 10 Read/Feed constraints in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-20 14:15:11] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-20 14:15:11] [INFO ] Added : 16 causal constraints over 5 iterations in 19 ms. Result :sat
Minimization took 12 ms.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Added 10 Read/Feed constraints in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Added 10 Read/Feed constraints in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 5 ms.
[2023-03-20 14:15:11] [INFO ] Added : 12 causal constraints over 4 iterations in 23 ms. Result :sat
Minimization took 10 ms.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-20 14:15:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Added 10 Read/Feed constraints in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-20 14:15:11] [INFO ] Added : 20 causal constraints over 5 iterations in 18 ms. Result :sat
Minimization took 8 ms.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2023-03-20 14:15:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:11] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-20 14:15:11] [INFO ] [Nat]Added 10 Read/Feed constraints in 2 ms returned sat
[2023-03-20 14:15:11] [INFO ] Computed and/alt/rep : 26/70/26 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-20 14:15:11] [INFO ] Added : 19 causal constraints over 5 iterations in 20 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : [11, 11, -1, 11, 11, 1, 11, 11, -1, 4, 4, 1, 11]
Arc [14:1*[$sa, $sb, $p, (MOD (ADD (MOD (MINUS $b 1) 1024) 1024) 1024)]] contains successor/predecessor on variables of sort BackoffStage
Arc [13:1*[$sa, $sb, $p, (MOD (ADD $tx 1) 20)]] contains successor/predecessor on variables of sort TxCount
Transition CorrectPacketButAck forces synchronizations/join behavior on parameter p2 of sort Pr
Arc [4:1*[$sa, $sb, $p, (MOD (ADD $pt 1) 4)]] contains successor/predecessor on variables of sort PT
Domain [St(2), St(2), Pr(4), PT(4)] of place Sense breaks symmetries in sort St
[2023-03-20 14:15:12] [INFO ] Unfolded HLPN to a Petri net with 115566 places and 83836 transitions 301810 arcs in 913 ms.
[2023-03-20 14:15:12] [INFO ] Unfolded 13 HLPN properties in 3 ms.
Deduced a syphon composed of 98581 places in 205 ms
Reduce places removed 106837 places and 54136 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1503 ms. (steps per millisecond=6 ) properties (out of 13) seen :208
FORMULA VehicularWifi-COL-none-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA VehicularWifi-COL-none-UpperBounds-12 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA VehicularWifi-COL-none-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 713 ms. (steps per millisecond=14 ) properties (out of 10) seen :49
FORMULA VehicularWifi-COL-none-UpperBounds-13 4 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 142 ms. (steps per millisecond=70 ) properties (out of 9) seen :66
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 9) seen :72
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 727 ms. (steps per millisecond=13 ) properties (out of 9) seen :38
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 178 ms. (steps per millisecond=56 ) properties (out of 9) seen :41
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 9) seen :65
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 181 ms. (steps per millisecond=55 ) properties (out of 9) seen :23
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 174 ms. (steps per millisecond=57 ) properties (out of 9) seen :71
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 171 ms. (steps per millisecond=58 ) properties (out of 9) seen :10
[2023-03-20 14:15:18] [INFO ] Flow matrix only has 17308 transitions (discarded 12392 similar events)
// Phase 1: matrix 17308 rows 8729 cols
[2023-03-20 14:15:19] [INFO ] Computed 8 place invariants in 811 ms
[2023-03-20 14:15:20] [INFO ] [Real]Absence check using 6 positive place invariants in 136 ms returned sat
[2023-03-20 14:15:20] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 86 ms returned sat
[2023-03-20 14:15:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:24] [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 close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:899)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2618)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:714)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-20 14:15:25] [INFO ] [Real]Absence check using 6 positive place invariants in 113 ms returned sat
[2023-03-20 14:15:25] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:15:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:29] [INFO ] [Real]Absence check using state equation in 3791 ms returned unknown
[2023-03-20 14:15:30] [INFO ] [Real]Absence check using 6 positive place invariants in 125 ms returned sat
[2023-03-20 14:15:30] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 83 ms returned sat
[2023-03-20 14:15:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:34] [INFO ] [Real]Absence check using state equation in 3698 ms returned unknown
[2023-03-20 14:15:35] [INFO ] [Real]Absence check using 6 positive place invariants in 127 ms returned sat
[2023-03-20 14:15:35] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 92 ms returned sat
[2023-03-20 14:15:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:39] [INFO ] [Real]Absence check using state equation in 3815 ms returned unknown
[2023-03-20 14:15:40] [INFO ] [Real]Absence check using 6 positive place invariants in 108 ms returned sat
[2023-03-20 14:15:40] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 78 ms returned unsat
[2023-03-20 14:15:41] [INFO ] [Real]Absence check using 6 positive place invariants in 108 ms returned sat
[2023-03-20 14:15:41] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 83 ms returned sat
[2023-03-20 14:15:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:45] [INFO ] [Real]Absence check using state equation in 3847 ms returned unknown
[2023-03-20 14:15:46] [INFO ] [Real]Absence check using 6 positive place invariants in 115 ms returned sat
[2023-03-20 14:15:46] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 81 ms returned sat
[2023-03-20 14:15:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:50] [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: Broken pipe ... while checking expression at index 6
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:899)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2618)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:714)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-20 14:15:51] [INFO ] [Real]Absence check using 6 positive place invariants in 108 ms returned sat
[2023-03-20 14:15:51] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 81 ms returned sat
[2023-03-20 14:15:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:15:55] [INFO ] [Real]Absence check using state equation in 3876 ms returned unknown
[2023-03-20 14:15:56] [INFO ] [Real]Absence check using 6 positive place invariants in 114 ms returned sat
[2023-03-20 14:15:56] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 75 ms returned sat
[2023-03-20 14:15:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:16:00] [INFO ] [Real]Absence check using state equation in 3911 ms returned unknown
Current structural bounds on expressions (after SMT) : [11, 11, 2147483647, 11, 10, 11, 11, 2147483647, 11] Max seen :[8, 1, 115, 8, 10, 3, 8, 47, 8]
FORMULA VehicularWifi-COL-none-UpperBounds-06 10 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 8562 out of 8729 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8729/8729 places, 29700/29700 transitions.
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 24 Pre rules applied. Total rules applied 0 place count 8729 transition count 29676
Deduced a syphon composed of 24 places in 37 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 0 with 48 rules applied. Total rules applied 48 place count 8705 transition count 29676
Free-agglomeration rule applied 8 times.
Iterating global reduction 0 with 8 rules applied. Total rules applied 56 place count 8705 transition count 29668
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 64 place count 8697 transition count 29668
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 1 with 7 rules applied. Total rules applied 71 place count 8697 transition count 29668
Applied a total of 71 rules in 1837 ms. Remains 8697 /8729 variables (removed 32) and now considering 29668/29700 (removed 32) transitions.
[2023-03-20 14:16:02] [INFO ] Flow matrix only has 17272 transitions (discarded 12396 similar events)
// Phase 1: matrix 17272 rows 8697 cols
[2023-03-20 14:16:03] [INFO ] Computed 8 place invariants in 793 ms
[2023-03-20 14:16:04] [INFO ] Dead Transitions using invariants and state equation in 1879 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3721 ms. Remains : 8697/8729 places, 29668/29700 transitions.
Normalized transition count is 17272 out of 29668 initially.
// Phase 1: matrix 17272 rows 8697 cols
[2023-03-20 14:16:04] [INFO ] Computed 8 place invariants in 749 ms
Finished random walk after 158838 steps, including 0 resets, run visited all 8 properties in 30001 ms. (steps per millisecond=5 )
Interrupted Best-First random walk after 61385 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=12 ) properties seen 38
Finished Best-First random walk after 644184 steps, including 1 resets, run visited all 8 properties in 5001 ms. (steps per millisecond=128 )
Interrupted Best-First random walk after 354253 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=70 ) properties seen 1034
Interrupted Best-First random walk after 68063 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=13 ) properties seen 32
Interrupted Best-First random walk after 382815 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=76 ) properties seen 165
Interrupted Best-First random walk after 228003 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=45 ) properties seen 20
Finished Best-First random walk after 262852 steps, including 0 resets, run visited all 8 properties in 5001 ms. (steps per millisecond=52 )
Interrupted Best-First random walk after 240630 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=48 ) properties seen 8
[2023-03-20 14:17:15] [INFO ] Flow matrix only has 17272 transitions (discarded 12396 similar events)
// Phase 1: matrix 17272 rows 8697 cols
[2023-03-20 14:17:15] [INFO ] Computed 8 place invariants in 713 ms
[2023-03-20 14:17:16] [INFO ] [Real]Absence check using 6 positive place invariants in 126 ms returned sat
[2023-03-20 14:17:16] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 58 ms returned sat
[2023-03-20 14:17:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:17:27] [INFO ] [Real]Absence check using state equation in 10675 ms returned sat
[2023-03-20 14:17:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:17:29] [INFO ] [Nat]Absence check using 6 positive place invariants in 123 ms returned sat
[2023-03-20 14:17:29] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 58 ms returned sat
[2023-03-20 14:17:29] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:17:39] [INFO ] [Nat]Absence check using state equation in 10590 ms returned sat
[2023-03-20 14:17:40] [INFO ] State equation strengthened by 8414 read => feed constraints.
[2023-03-20 14:17:42] [INFO ] [Nat]Added 8414 Read/Feed constraints in 2797 ms returned sat
[2023-03-20 14:17:44] [INFO ] Deduced a trap composed of 46 places in 1524 ms of which 9 ms to minimize.
[2023-03-20 14:17:47] [INFO ] Trap strengthening (SAT) tested/added 1/1 trap constraints in 4913 ms
[2023-03-20 14:17:48] [INFO ] [Real]Absence check using 6 positive place invariants in 115 ms returned sat
[2023-03-20 14:17:48] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 54 ms returned sat
[2023-03-20 14:17:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:18:02] [INFO ] [Real]Absence check using state equation in 13757 ms returned sat
[2023-03-20 14:18:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:18:04] [INFO ] [Nat]Absence check using 6 positive place invariants in 124 ms returned sat
[2023-03-20 14:18:04] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 56 ms returned sat
[2023-03-20 14:18:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:18:19] [INFO ] [Nat]Absence check using state equation in 15236 ms returned sat
[2023-03-20 14:18:20] [INFO ] [Nat]Added 8414 Read/Feed constraints in 1407 ms returned sat
[2023-03-20 14:18:24] [INFO ] Computed and/alt/rep : 8591/17396/8579 causal constraints (skipped 8684 transitions) in 1486 ms.
[2023-03-20 14:18:32] [INFO ] Added : 20 causal constraints over 5 iterations in 9790 ms. Result :sat
[2023-03-20 14:18:34] [INFO ] [Real]Absence check using 6 positive place invariants in 121 ms returned sat
[2023-03-20 14:18:34] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 60 ms returned sat
[2023-03-20 14:18:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:18:43] [INFO ] [Real]Absence check using state equation in 9683 ms returned sat
[2023-03-20 14:18:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:18:50] [INFO ] [Real]Added 8414 Read/Feed constraints in 6615 ms returned unknown
[2023-03-20 14:18:51] [INFO ] [Real]Absence check using 6 positive place invariants in 130 ms returned sat
[2023-03-20 14:18:51] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 66 ms returned sat
[2023-03-20 14:18:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:19:05] [INFO ] [Real]Absence check using state equation in 13341 ms returned sat
[2023-03-20 14:19:05] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:19:06] [INFO ] [Nat]Absence check using 6 positive place invariants in 138 ms returned sat
[2023-03-20 14:19:06] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 66 ms returned sat
[2023-03-20 14:19:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:19:19] [INFO ] [Nat]Absence check using state equation in 12947 ms returned sat
[2023-03-20 14:19:24] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:19:27] [INFO ] [Nat]Added 8414 Read/Feed constraints in 7157 ms returned unknown
[2023-03-20 14:19:28] [INFO ] [Real]Absence check using 6 positive place invariants in 124 ms returned sat
[2023-03-20 14:19:28] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 57 ms returned sat
[2023-03-20 14:19:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:19:54] [INFO ] [Real]Absence check using state equation in 26586 ms returned sat
[2023-03-20 14:19:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:19:56] [INFO ] [Nat]Absence check using 6 positive place invariants in 132 ms returned sat
[2023-03-20 14:19:56] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 64 ms returned sat
[2023-03-20 14:19:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:20:23] [INFO ] [Nat]Absence check using state equation in 26829 ms returned sat
[2023-03-20 14:20:26] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:20:30] [INFO ] [Nat]Added 8414 Read/Feed constraints in 7734 ms returned unknown
[2023-03-20 14:20:31] [INFO ] [Real]Absence check using 6 positive place invariants in 125 ms returned sat
[2023-03-20 14:20:31] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 66 ms returned sat
[2023-03-20 14:20:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:20:42] [INFO ] [Real]Absence check using state equation in 10395 ms returned sat
[2023-03-20 14:20:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:20:43] [INFO ] [Nat]Absence check using 6 positive place invariants in 118 ms returned sat
[2023-03-20 14:20:43] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 59 ms returned sat
[2023-03-20 14:20:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:20:58] [INFO ] [Nat]Absence check using state equation in 14407 ms returned sat
[2023-03-20 14:20:59] [INFO ] [Nat]Added 8414 Read/Feed constraints in 1551 ms returned sat
[2023-03-20 14:21:01] [INFO ] Deduced a trap composed of 49 places in 1410 ms of which 2 ms to minimize.
[2023-03-20 14:21:03] [INFO ] Deduced a trap composed of 46 places in 1322 ms of which 2 ms to minimize.
[2023-03-20 14:21:03] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 2 trap constraints in 3915 ms
[2023-03-20 14:21:04] [INFO ] [Real]Absence check using 6 positive place invariants in 116 ms returned sat
[2023-03-20 14:21:04] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 53 ms returned sat
[2023-03-20 14:21:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:21:16] [INFO ] [Real]Absence check using state equation in 11578 ms returned sat
[2023-03-20 14:21:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:21:17] [INFO ] [Nat]Absence check using 6 positive place invariants in 121 ms returned sat
[2023-03-20 14:21:18] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 58 ms returned sat
[2023-03-20 14:21:18] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:21:30] [INFO ] [Nat]Absence check using state equation in 12117 ms returned sat
[2023-03-20 14:21:33] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:21:36] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6560 ms returned unknown
[2023-03-20 14:21:37] [INFO ] [Real]Absence check using 6 positive place invariants in 118 ms returned sat
[2023-03-20 14:21:37] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 57 ms returned sat
[2023-03-20 14:21:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:21:55] [INFO ] [Real]Absence check using state equation in 17335 ms returned sat
[2023-03-20 14:21:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:21:56] [INFO ] [Nat]Absence check using 6 positive place invariants in 132 ms returned sat
[2023-03-20 14:21:56] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 61 ms returned sat
[2023-03-20 14:21:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:22:13] [INFO ] [Nat]Absence check using state equation in 17235 ms returned sat
[2023-03-20 14:22:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:22:18] [INFO ] [Nat]Added 8414 Read/Feed constraints in 4289 ms returned sat
[2023-03-20 14:22:20] [INFO ] Deduced a trap composed of 49 places in 1388 ms of which 1 ms to minimize.
[2023-03-20 14:22:23] [INFO ] Deduced a trap composed of 46 places in 1500 ms of which 1 ms to minimize.
[2023-03-20 14:22:23] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 2 trap constraints in 5435 ms
Current structural bounds on expressions (after SMT) : [11, 11, 2147483647, 11, 11, 8, 2147483647, 8] Max seen :[8, 5, 4681, 8, 9, 8, 1778, 8]
FORMULA VehicularWifi-COL-none-UpperBounds-15 8 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA VehicularWifi-COL-none-UpperBounds-09 8 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 8546 out of 8697 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8697/8697 places, 29668/29668 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 24 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 16 place count 8689 transition count 29660
Applied a total of 16 rules in 320 ms. Remains 8689 /8697 variables (removed 8) and now considering 29660/29668 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 325 ms. Remains : 8689/8697 places, 29660/29668 transitions.
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:22:56] [INFO ] Computed 8 place invariants in 716 ms
Finished random walk after 202182 steps, including 0 resets, run visited all 6 properties in 30001 ms. (steps per millisecond=6 )
Interrupted Best-First random walk after 69812 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=13 ) properties seen 28
Finished Best-First random walk after 641061 steps, including 1 resets, run visited all 6 properties in 5001 ms. (steps per millisecond=128 )
Interrupted Best-First random walk after 397008 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=79 ) properties seen 1058
Interrupted Best-First random walk after 81855 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=16 ) properties seen 20
Interrupted Best-First random walk after 487121 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=97 ) properties seen 404
Finished Best-First random walk after 328524 steps, including 0 resets, run visited all 6 properties in 5001 ms. (steps per millisecond=65 )
[2023-03-20 14:23:56] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:23:57] [INFO ] Computed 8 place invariants in 715 ms
[2023-03-20 14:23:58] [INFO ] [Real]Absence check using 6 positive place invariants in 137 ms returned sat
[2023-03-20 14:23:58] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 88 ms returned sat
[2023-03-20 14:23:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:24:08] [INFO ] [Real]Absence check using state equation in 10072 ms returned sat
[2023-03-20 14:24:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:24:10] [INFO ] [Nat]Absence check using 6 positive place invariants in 123 ms returned sat
[2023-03-20 14:24:10] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 89 ms returned sat
[2023-03-20 14:24:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:24:20] [INFO ] [Nat]Absence check using state equation in 9700 ms returned sat
[2023-03-20 14:24:20] [INFO ] State equation strengthened by 8414 read => feed constraints.
[2023-03-20 14:24:23] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:24:26] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6286 ms returned sat
[2023-03-20 14:24:28] [INFO ] Deduced a trap composed of 46 places in 1330 ms of which 1 ms to minimize.
[2023-03-20 14:24:31] [INFO ] Trap strengthening (SAT) tested/added 1/1 trap constraints in 4726 ms
[2023-03-20 14:24:32] [INFO ] [Real]Absence check using 6 positive place invariants in 113 ms returned sat
[2023-03-20 14:24:32] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 74 ms returned sat
[2023-03-20 14:24:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:24:46] [INFO ] [Real]Absence check using state equation in 13636 ms returned sat
[2023-03-20 14:24:46] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:24:47] [INFO ] [Nat]Absence check using 6 positive place invariants in 120 ms returned sat
[2023-03-20 14:24:47] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 75 ms returned sat
[2023-03-20 14:24:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:25:04] [INFO ] [Nat]Absence check using state equation in 16311 ms returned sat
[2023-03-20 14:25:06] [INFO ] [Nat]Added 8414 Read/Feed constraints in 2768 ms returned sat
[2023-03-20 14:25:10] [INFO ] Computed and/alt/rep : 8583/17380/8571 causal constraints (skipped 8684 transitions) in 1420 ms.
[2023-03-20 14:25:16] [INFO ] Added : 13 causal constraints over 3 iterations in 7649 ms. Result :sat
[2023-03-20 14:25:17] [INFO ] [Real]Absence check using 6 positive place invariants in 107 ms returned sat
[2023-03-20 14:25:17] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 80 ms returned sat
[2023-03-20 14:25:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:25:29] [INFO ] [Real]Absence check using state equation in 11548 ms returned sat
[2023-03-20 14:25:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:25:30] [INFO ] [Nat]Absence check using 6 positive place invariants in 113 ms returned sat
[2023-03-20 14:25:31] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 82 ms returned sat
[2023-03-20 14:25:31] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:25:42] [INFO ] [Nat]Absence check using state equation in 11802 ms returned sat
[2023-03-20 14:25:46] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:25:49] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6566 ms returned unknown
[2023-03-20 14:25:50] [INFO ] [Real]Absence check using 6 positive place invariants in 116 ms returned sat
[2023-03-20 14:25:50] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 86 ms returned sat
[2023-03-20 14:25:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:26:02] [INFO ] [Real]Absence check using state equation in 12249 ms returned sat
[2023-03-20 14:26:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:26:04] [INFO ] [Nat]Absence check using 6 positive place invariants in 114 ms returned sat
[2023-03-20 14:26:04] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 86 ms returned sat
[2023-03-20 14:26:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:26:16] [INFO ] [Nat]Absence check using state equation in 12184 ms returned sat
[2023-03-20 14:26:20] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:26:23] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6558 ms returned unknown
[2023-03-20 14:26:24] [INFO ] [Real]Absence check using 6 positive place invariants in 101 ms returned sat
[2023-03-20 14:26:24] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 86 ms returned sat
[2023-03-20 14:26:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:26:35] [INFO ] [Real]Absence check using state equation in 11612 ms returned sat
[2023-03-20 14:26:36] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:26:37] [INFO ] [Nat]Absence check using 6 positive place invariants in 105 ms returned sat
[2023-03-20 14:26:37] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 87 ms returned sat
[2023-03-20 14:26:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:26:49] [INFO ] [Nat]Absence check using state equation in 12346 ms returned sat
[2023-03-20 14:26:52] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:26:55] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6507 ms returned unknown
[2023-03-20 14:26:57] [INFO ] [Real]Absence check using 6 positive place invariants in 106 ms returned sat
[2023-03-20 14:26:57] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 80 ms returned sat
[2023-03-20 14:26:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:27:08] [INFO ] [Real]Absence check using state equation in 10985 ms returned sat
[2023-03-20 14:27:08] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:27:09] [INFO ] [Nat]Absence check using 6 positive place invariants in 107 ms returned sat
[2023-03-20 14:27:09] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 80 ms returned sat
[2023-03-20 14:27:09] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:27:22] [INFO ] [Nat]Absence check using state equation in 13326 ms returned sat
[2023-03-20 14:27:26] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:27:29] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6479 ms returned unknown
Current structural bounds on expressions (after SMT) : [11, 11, 2147483647, 11, 11, 2147483647] Max seen :[8, 7, 6102, 8, 9, 2282]
Support contains 8546 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 126 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 125 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:27:31] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:27:31] [INFO ] Invariant cache hit.
[2023-03-20 14:27:32] [INFO ] Implicit Places using invariants in 973 ms returned []
Implicit Place search using SMT only with invariants took 974 ms to find 0 implicit places.
[2023-03-20 14:27:32] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:27:32] [INFO ] Invariant cache hit.
[2023-03-20 14:27:33] [INFO ] Dead Transitions using invariants and state equation in 931 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2039 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:27:34] [INFO ] Computed 8 place invariants in 683 ms
Finished random walk after 204506 steps, including 0 resets, run visited all 6 properties in 30001 ms. (steps per millisecond=6 )
Finished Best-First random walk after 69991 steps, including 0 resets, run visited all 6 properties in 5001 ms. (steps per millisecond=13 )
Finished Best-First random walk after 650881 steps, including 1 resets, run visited all 6 properties in 5001 ms. (steps per millisecond=130 )
Interrupted Best-First random walk after 390206 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=78 ) properties seen 1061
Interrupted Best-First random walk after 83404 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=16 ) properties seen 21
Interrupted Best-First random walk after 474962 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=94 ) properties seen 757
Finished Best-First random walk after 316146 steps, including 0 resets, run visited all 6 properties in 5001 ms. (steps per millisecond=63 )
[2023-03-20 14:28:34] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:28:34] [INFO ] Computed 8 place invariants in 665 ms
[2023-03-20 14:28:35] [INFO ] [Real]Absence check using 6 positive place invariants in 115 ms returned sat
[2023-03-20 14:28:35] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 80 ms returned sat
[2023-03-20 14:28:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:28:44] [INFO ] [Real]Absence check using state equation in 9029 ms returned sat
[2023-03-20 14:28:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:28:46] [INFO ] [Nat]Absence check using 6 positive place invariants in 111 ms returned sat
[2023-03-20 14:28:46] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 76 ms returned sat
[2023-03-20 14:28:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:28:56] [INFO ] [Nat]Absence check using state equation in 9855 ms returned sat
[2023-03-20 14:28:56] [INFO ] State equation strengthened by 8414 read => feed constraints.
[2023-03-20 14:28:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:29:02] [INFO ] [Nat]Added 8414 Read/Feed constraints in 5962 ms returned sat
[2023-03-20 14:29:04] [INFO ] Deduced a trap composed of 46 places in 1380 ms of which 1 ms to minimize.
[2023-03-20 14:29:07] [INFO ] Trap strengthening (SAT) tested/added 1/1 trap constraints in 4755 ms
[2023-03-20 14:29:08] [INFO ] [Real]Absence check using 6 positive place invariants in 105 ms returned sat
[2023-03-20 14:29:08] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 68 ms returned sat
[2023-03-20 14:29:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:29:24] [INFO ] [Real]Absence check using state equation in 15830 ms returned sat
[2023-03-20 14:29:24] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:29:25] [INFO ] [Nat]Absence check using 6 positive place invariants in 113 ms returned sat
[2023-03-20 14:29:25] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 67 ms returned sat
[2023-03-20 14:29:25] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:29:41] [INFO ] [Nat]Absence check using state equation in 16068 ms returned sat
[2023-03-20 14:29:43] [INFO ] [Nat]Added 8414 Read/Feed constraints in 1597 ms returned sat
[2023-03-20 14:29:46] [INFO ] Computed and/alt/rep : 8583/17380/8571 causal constraints (skipped 8684 transitions) in 1306 ms.
[2023-03-20 14:29:52] [INFO ] Added : 15 causal constraints over 3 iterations in 7749 ms. Result :sat
[2023-03-20 14:29:54] [INFO ] [Real]Absence check using 6 positive place invariants in 104 ms returned sat
[2023-03-20 14:29:54] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 80 ms returned sat
[2023-03-20 14:29:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:30:05] [INFO ] [Real]Absence check using state equation in 11643 ms returned sat
[2023-03-20 14:30:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:30:07] [INFO ] [Nat]Absence check using 6 positive place invariants in 106 ms returned sat
[2023-03-20 14:30:07] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 78 ms returned sat
[2023-03-20 14:30:07] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:30:19] [INFO ] [Nat]Absence check using state equation in 11865 ms returned sat
[2023-03-20 14:30:22] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:30:25] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6510 ms returned unknown
[2023-03-20 14:30:27] [INFO ] [Real]Absence check using 6 positive place invariants in 120 ms returned sat
[2023-03-20 14:30:27] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 87 ms returned sat
[2023-03-20 14:30:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:30:40] [INFO ] [Real]Absence check using state equation in 13120 ms returned sat
[2023-03-20 14:30:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:30:41] [INFO ] [Nat]Absence check using 6 positive place invariants in 116 ms returned sat
[2023-03-20 14:30:41] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 87 ms returned sat
[2023-03-20 14:30:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:30:54] [INFO ] [Nat]Absence check using state equation in 12764 ms returned sat
[2023-03-20 14:30:58] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:31:01] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6721 ms returned unknown
[2023-03-20 14:31:02] [INFO ] [Real]Absence check using 6 positive place invariants in 114 ms returned sat
[2023-03-20 14:31:02] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 101 ms returned sat
[2023-03-20 14:31:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:31:15] [INFO ] [Real]Absence check using state equation in 13341 ms returned sat
[2023-03-20 14:31:16] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:31:17] [INFO ] [Nat]Absence check using 6 positive place invariants in 119 ms returned sat
[2023-03-20 14:31:17] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 92 ms returned sat
[2023-03-20 14:31:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:31:29] [INFO ] [Nat]Absence check using state equation in 12486 ms returned sat
[2023-03-20 14:31:33] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:31:36] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6514 ms returned unknown
[2023-03-20 14:31:37] [INFO ] [Real]Absence check using 6 positive place invariants in 105 ms returned sat
[2023-03-20 14:31:37] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 83 ms returned sat
[2023-03-20 14:31:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:31:49] [INFO ] [Real]Absence check using state equation in 11732 ms returned sat
[2023-03-20 14:31:49] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:31:50] [INFO ] [Nat]Absence check using 6 positive place invariants in 112 ms returned sat
[2023-03-20 14:31:50] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:31:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:32:07] [INFO ] [Nat]Absence check using state equation in 16445 ms returned sat
[2023-03-20 14:32:10] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:32:13] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6650 ms returned unknown
Current structural bounds on expressions (after SMT) : [11, 11, 2147483647, 11, 11, 2147483647] Max seen :[8, 8, 6181, 8, 9, 2282]
Support contains 8546 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 156 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 156 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 141 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:32:16] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:32:16] [INFO ] Invariant cache hit.
[2023-03-20 14:32:17] [INFO ] Implicit Places using invariants in 957 ms returned []
Implicit Place search using SMT only with invariants took 965 ms to find 0 implicit places.
[2023-03-20 14:32:17] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:32:17] [INFO ] Invariant cache hit.
[2023-03-20 14:32:17] [INFO ] Dead Transitions using invariants and state equation in 966 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2076 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:32:18] [INFO ] Computed 8 place invariants in 682 ms
Finished random walk after 195146 steps, including 0 resets, run visited all 6 properties in 30001 ms. (steps per millisecond=6 )
Finished Best-First random walk after 69580 steps, including 0 resets, run visited all 6 properties in 5001 ms. (steps per millisecond=13 )
Finished Best-First random walk after 630167 steps, including 1 resets, run visited all 6 properties in 5001 ms. (steps per millisecond=126 )
Interrupted Best-First random walk after 386887 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=77 ) properties seen 1027
Interrupted Best-First random walk after 80428 steps, including 0 resets, run timeout after 5001 ms. (steps per millisecond=16 ) properties seen 20
Interrupted Best-First random walk after 448648 steps, including 1 resets, run timeout after 5001 ms. (steps per millisecond=89 ) properties seen 297
Finished Best-First random walk after 318357 steps, including 0 resets, run visited all 6 properties in 5001 ms. (steps per millisecond=63 )
[2023-03-20 14:33:18] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:33:19] [INFO ] Computed 8 place invariants in 688 ms
[2023-03-20 14:33:20] [INFO ] [Real]Absence check using 6 positive place invariants in 121 ms returned sat
[2023-03-20 14:33:20] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:33:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:33:30] [INFO ] [Real]Absence check using state equation in 10162 ms returned sat
[2023-03-20 14:33:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:33:32] [INFO ] [Nat]Absence check using 6 positive place invariants in 126 ms returned sat
[2023-03-20 14:33:32] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 84 ms returned sat
[2023-03-20 14:33:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:33:43] [INFO ] [Nat]Absence check using state equation in 10913 ms returned sat
[2023-03-20 14:33:43] [INFO ] State equation strengthened by 8414 read => feed constraints.
[2023-03-20 14:33:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:33:50] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6608 ms returned unknown
[2023-03-20 14:33:51] [INFO ] [Real]Absence check using 6 positive place invariants in 118 ms returned sat
[2023-03-20 14:33:51] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 80 ms returned sat
[2023-03-20 14:33:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:34:01] [INFO ] [Real]Absence check using state equation in 10413 ms returned sat
[2023-03-20 14:34:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:34:03] [INFO ] [Nat]Absence check using 6 positive place invariants in 118 ms returned sat
[2023-03-20 14:34:03] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 81 ms returned sat
[2023-03-20 14:34:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:34:14] [INFO ] [Nat]Absence check using state equation in 10669 ms returned sat
[2023-03-20 14:34:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:34:18] [INFO ] [Nat]Added 8414 Read/Feed constraints in 4339 ms returned sat
[2023-03-20 14:34:21] [INFO ] Computed and/alt/rep : 8583/17380/8571 causal constraints (skipped 8684 transitions) in 1297 ms.
[2023-03-20 14:34:28] [INFO ] Added : 16 causal constraints over 4 iterations in 8257 ms. Result :sat
[2023-03-20 14:34:30] [INFO ] [Real]Absence check using 6 positive place invariants in 109 ms returned sat
[2023-03-20 14:34:30] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:34:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:34:42] [INFO ] [Real]Absence check using state equation in 12501 ms returned sat
[2023-03-20 14:34:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:34:44] [INFO ] [Nat]Absence check using 6 positive place invariants in 115 ms returned sat
[2023-03-20 14:34:44] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 86 ms returned sat
[2023-03-20 14:34:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:34:58] [INFO ] [Nat]Absence check using state equation in 13753 ms returned sat
[2023-03-20 14:35:01] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:35:04] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6580 ms returned unknown
[2023-03-20 14:35:05] [INFO ] [Real]Absence check using 6 positive place invariants in 127 ms returned sat
[2023-03-20 14:35:05] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 95 ms returned sat
[2023-03-20 14:35:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:35:19] [INFO ] [Real]Absence check using state equation in 13781 ms returned sat
[2023-03-20 14:35:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:35:21] [INFO ] [Nat]Absence check using 6 positive place invariants in 128 ms returned sat
[2023-03-20 14:35:21] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 94 ms returned sat
[2023-03-20 14:35:21] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:35:35] [INFO ] [Nat]Absence check using state equation in 13868 ms returned sat
[2023-03-20 14:35:38] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:35:42] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6681 ms returned unknown
[2023-03-20 14:35:43] [INFO ] [Real]Absence check using 6 positive place invariants in 110 ms returned sat
[2023-03-20 14:35:43] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 93 ms returned sat
[2023-03-20 14:35:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:35:56] [INFO ] [Real]Absence check using state equation in 12986 ms returned sat
[2023-03-20 14:35:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:35:57] [INFO ] [Nat]Absence check using 6 positive place invariants in 121 ms returned sat
[2023-03-20 14:35:57] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 97 ms returned sat
[2023-03-20 14:35:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:36:11] [INFO ] [Nat]Absence check using state equation in 13452 ms returned sat
[2023-03-20 14:36:14] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:36:17] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6517 ms returned unknown
[2023-03-20 14:36:18] [INFO ] [Real]Absence check using 6 positive place invariants in 108 ms returned sat
[2023-03-20 14:36:18] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 83 ms returned sat
[2023-03-20 14:36:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:36:31] [INFO ] [Real]Absence check using state equation in 12206 ms returned sat
[2023-03-20 14:36:31] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:36:32] [INFO ] [Nat]Absence check using 6 positive place invariants in 113 ms returned sat
[2023-03-20 14:36:32] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 87 ms returned sat
[2023-03-20 14:36:32] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:36:47] [INFO ] [Nat]Absence check using state equation in 14863 ms returned sat
[2023-03-20 14:36:51] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:36:54] [INFO ] [Nat]Added 8414 Read/Feed constraints in 6536 ms returned unknown
Current structural bounds on expressions (after SMT) : [11, 11, 2147483647, 11, 11, 2147483647] Max seen :[8, 9, 6181, 8, 9, 2282]
Support contains 8546 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 137 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 137 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 143 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:36:55] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:36:55] [INFO ] Invariant cache hit.
[2023-03-20 14:36:56] [INFO ] Implicit Places using invariants in 975 ms returned []
Implicit Place search using SMT only with invariants took 985 ms to find 0 implicit places.
[2023-03-20 14:36:56] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:36:56] [INFO ] Invariant cache hit.
[2023-03-20 14:36:56] [INFO ] Dead Transitions using invariants and state equation in 911 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2052 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting property specific reduction for VehicularWifi-COL-none-UpperBounds-00
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:36:57] [INFO ] Computed 8 place invariants in 694 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 931 ms. (steps per millisecond=10 ) properties (out of 1) seen :8
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 611 ms. (steps per millisecond=16 ) properties (out of 1) seen :8
[2023-03-20 14:36:59] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:36:59] [INFO ] Computed 8 place invariants in 684 ms
[2023-03-20 14:37:01] [INFO ] [Real]Absence check using 6 positive place invariants in 116 ms returned sat
[2023-03-20 14:37:01] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 87 ms returned sat
[2023-03-20 14:37:01] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:37:04] [INFO ] [Real]Absence check using state equation in 3783 ms returned unknown
Current structural bounds on expressions (after SMT) : [30976] Max seen :[8]
Support contains 4144 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 8689 transition count 29685
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 48 place count 8665 transition count 29685
Partial Free-agglomeration rule applied 14 times.
Drop transitions removed 14 transitions
Iterating global reduction 1 with 14 rules applied. Total rules applied 62 place count 8665 transition count 29685
Applied a total of 62 rules in 2442 ms. Remains 8665 /8689 variables (removed 24) and now considering 29685/29660 (removed -25) transitions.
[2023-03-20 14:37:07] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:37:08] [INFO ] Computed 8 place invariants in 654 ms
[2023-03-20 14:37:09] [INFO ] Dead Transitions using invariants and state equation in 1594 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4037 ms. Remains : 8665/8689 places, 29685/29660 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:37:09] [INFO ] Computed 8 place invariants in 676 ms
Finished random walk after 343149 steps, including 1 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=11 )
Finished Best-First random walk after 79319 steps, including 0 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=15 )
[2023-03-20 14:37:44] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:37:45] [INFO ] Computed 8 place invariants in 630 ms
[2023-03-20 14:37:46] [INFO ] [Real]Absence check using 6 positive place invariants in 106 ms returned sat
[2023-03-20 14:37:46] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 92 ms returned sat
[2023-03-20 14:37:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:37:57] [INFO ] [Real]Absence check using state equation in 10741 ms returned sat
[2023-03-20 14:37:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:37:58] [INFO ] [Nat]Absence check using 6 positive place invariants in 107 ms returned sat
[2023-03-20 14:37:58] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 102 ms returned sat
[2023-03-20 14:37:58] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:38:10] [INFO ] [Nat]Absence check using state equation in 11651 ms returned sat
[2023-03-20 14:38:10] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 14:38:14] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:38:17] [INFO ] [Nat]Added 8463 Read/Feed constraints in 6493 ms returned unknown
Current structural bounds on expressions (after SMT) : [30976] Max seen :[8]
Support contains 4144 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 682 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 682 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 666 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 14:38:18] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:38:18] [INFO ] Invariant cache hit.
[2023-03-20 14:38:19] [INFO ] Implicit Places using invariants in 986 ms returned []
Implicit Place search using SMT only with invariants took 987 ms to find 0 implicit places.
[2023-03-20 14:38:19] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:38:19] [INFO ] Invariant cache hit.
[2023-03-20 14:38:20] [INFO ] Dead Transitions using invariants and state equation in 983 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2644 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Ending property specific reduction for VehicularWifi-COL-none-UpperBounds-00 in 83680 ms.
Starting property specific reduction for VehicularWifi-COL-none-UpperBounds-01
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:38:21] [INFO ] Computed 8 place invariants in 706 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 395 ms. (steps per millisecond=25 ) properties (out of 1) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 1) seen :2
[2023-03-20 14:38:21] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:38:22] [INFO ] Computed 8 place invariants in 708 ms
[2023-03-20 14:38:23] [INFO ] [Real]Absence check using 6 positive place invariants in 105 ms returned sat
[2023-03-20 14:38:23] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:38:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:38:27] [INFO ] [Real]Absence check using state equation in 3834 ms returned unknown
Current structural bounds on expressions (after SMT) : [225] Max seen :[2]
Support contains 33 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1073 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:38:28] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:38:28] [INFO ] Invariant cache hit.
[2023-03-20 14:38:29] [INFO ] Dead Transitions using invariants and state equation in 975 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2051 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:38:30] [INFO ] Computed 8 place invariants in 725 ms
Finished random walk after 869596 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=28 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2725 ms. (steps per millisecond=366 ) properties (out of 1) seen :6
[2023-03-20 14:39:03] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:39:03] [INFO ] Computed 8 place invariants in 703 ms
[2023-03-20 14:39:04] [INFO ] [Real]Absence check using 6 positive place invariants in 108 ms returned sat
[2023-03-20 14:39:05] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 70 ms returned sat
[2023-03-20 14:39:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:39:18] [INFO ] [Real]Absence check using state equation in 13445 ms returned sat
[2023-03-20 14:39:18] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:39:20] [INFO ] [Nat]Absence check using 6 positive place invariants in 121 ms returned sat
[2023-03-20 14:39:20] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 73 ms returned sat
[2023-03-20 14:39:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:39:34] [INFO ] [Nat]Absence check using state equation in 14399 ms returned sat
[2023-03-20 14:39:34] [INFO ] State equation strengthened by 8414 read => feed constraints.
[2023-03-20 14:39:36] [INFO ] [Nat]Added 8414 Read/Feed constraints in 1729 ms returned sat
[2023-03-20 14:39:39] [INFO ] Computed and/alt/rep : 8583/17380/8571 causal constraints (skipped 8684 transitions) in 1281 ms.
[2023-03-20 14:39:44] [INFO ] Added : 11 causal constraints over 3 iterations in 6648 ms. Result :sat
Current structural bounds on expressions (after SMT) : [225] Max seen :[6]
Support contains 33 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1026 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1026 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1019 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:39:47] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:39:47] [INFO ] Invariant cache hit.
[2023-03-20 14:39:48] [INFO ] Implicit Places using invariants in 1036 ms returned []
Implicit Place search using SMT only with invariants took 1037 ms to find 0 implicit places.
[2023-03-20 14:39:48] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:39:48] [INFO ] Invariant cache hit.
[2023-03-20 14:39:49] [INFO ] Dead Transitions using invariants and state equation in 1034 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3098 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:39:50] [INFO ] Computed 8 place invariants in 717 ms
Finished random walk after 914629 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2613 ms. (steps per millisecond=382 ) properties (out of 1) seen :6
[2023-03-20 14:40:22] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:40:23] [INFO ] Computed 8 place invariants in 698 ms
[2023-03-20 14:40:24] [INFO ] [Real]Absence check using 6 positive place invariants in 108 ms returned sat
[2023-03-20 14:40:24] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 74 ms returned sat
[2023-03-20 14:40:24] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:40:38] [INFO ] [Real]Absence check using state equation in 13314 ms returned sat
[2023-03-20 14:40:38] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:40:39] [INFO ] [Nat]Absence check using 6 positive place invariants in 115 ms returned sat
[2023-03-20 14:40:39] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 72 ms returned sat
[2023-03-20 14:40:39] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:40:53] [INFO ] [Nat]Absence check using state equation in 13945 ms returned sat
[2023-03-20 14:40:53] [INFO ] State equation strengthened by 8414 read => feed constraints.
[2023-03-20 14:40:55] [INFO ] [Nat]Added 8414 Read/Feed constraints in 1732 ms returned sat
[2023-03-20 14:40:58] [INFO ] Computed and/alt/rep : 8583/17380/8571 causal constraints (skipped 8684 transitions) in 1263 ms.
[2023-03-20 14:41:03] [INFO ] Added : 11 causal constraints over 3 iterations in 6750 ms. Result :sat
Current structural bounds on expressions (after SMT) : [225] Max seen :[6]
Support contains 33 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1061 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1061 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1059 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:41:06] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:41:06] [INFO ] Invariant cache hit.
[2023-03-20 14:41:07] [INFO ] Implicit Places using invariants in 981 ms returned []
Implicit Place search using SMT only with invariants took 983 ms to find 0 implicit places.
[2023-03-20 14:41:07] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:41:07] [INFO ] Invariant cache hit.
[2023-03-20 14:41:08] [INFO ] Dead Transitions using invariants and state equation in 944 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2993 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Ending property specific reduction for VehicularWifi-COL-none-UpperBounds-01 in 168023 ms.
Starting property specific reduction for VehicularWifi-COL-none-UpperBounds-03
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:41:09] [INFO ] Computed 8 place invariants in 723 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 369 ms. (steps per millisecond=27 ) properties (out of 1) seen :132
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 1) seen :21
[2023-03-20 14:41:09] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:41:10] [INFO ] Computed 8 place invariants in 666 ms
[2023-03-20 14:41:11] [INFO ] [Real]Absence check using 6 positive place invariants in 108 ms returned sat
[2023-03-20 14:41:11] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:41:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:41:15] [INFO ] [Real]Absence check using state equation in 3915 ms returned unknown
Current structural bounds on expressions (after SMT) : [-1] Max seen :[132]
Support contains 32 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Partial Free-agglomeration rule applied 14 times.
Drop transitions removed 14 transitions
Iterating global reduction 0 with 14 rules applied. Total rules applied 14 place count 8689 transition count 29660
Applied a total of 14 rules in 2085 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:41:17] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:41:18] [INFO ] Computed 8 place invariants in 715 ms
[2023-03-20 14:41:19] [INFO ] Dead Transitions using invariants and state equation in 1804 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3899 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:41:20] [INFO ] Computed 8 place invariants in 706 ms
Finished random walk after 918698 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3785 ms. (steps per millisecond=264 ) properties (out of 1) seen :1009
[2023-03-20 14:41:54] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:41:54] [INFO ] Computed 8 place invariants in 720 ms
[2023-03-20 14:41:55] [INFO ] [Real]Absence check using 6 positive place invariants in 110 ms returned sat
[2023-03-20 14:41:55] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:41:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:42:20] [INFO ] [Real]Absence check using state equation in 24811 ms returned sat
[2023-03-20 14:42:21] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:42:22] [INFO ] [Nat]Absence check using 6 positive place invariants in 118 ms returned sat
[2023-03-20 14:42:22] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 86 ms returned sat
[2023-03-20 14:42:22] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:42:49] [INFO ] [Nat]Absence check using state equation in 27337 ms returned sat
[2023-03-20 14:42:49] [INFO ] State equation strengthened by 8428 read => feed constraints.
[2023-03-20 14:42:53] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:42:57] [INFO ] [Nat]Added 8428 Read/Feed constraints in 7371 ms returned unknown
Current structural bounds on expressions (after SMT) : [-1] Max seen :[9923]
Support contains 32 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1070 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1071 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1065 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:42:59] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:42:59] [INFO ] Invariant cache hit.
[2023-03-20 14:43:00] [INFO ] Implicit Places using invariants in 1068 ms returned []
Implicit Place search using SMT only with invariants took 1069 ms to find 0 implicit places.
[2023-03-20 14:43:00] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:43:00] [INFO ] Invariant cache hit.
[2023-03-20 14:43:01] [INFO ] Dead Transitions using invariants and state equation in 1013 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3154 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:43:02] [INFO ] Computed 8 place invariants in 682 ms
Finished random walk after 894178 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=29 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3832 ms. (steps per millisecond=260 ) properties (out of 1) seen :1013
[2023-03-20 14:43:36] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:43:36] [INFO ] Computed 8 place invariants in 692 ms
[2023-03-20 14:43:37] [INFO ] [Real]Absence check using 6 positive place invariants in 110 ms returned sat
[2023-03-20 14:43:37] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 86 ms returned sat
[2023-03-20 14:43:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:44:03] [INFO ] [Real]Absence check using state equation in 25200 ms returned sat
[2023-03-20 14:44:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:44:04] [INFO ] [Nat]Absence check using 6 positive place invariants in 116 ms returned sat
[2023-03-20 14:44:04] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 86 ms returned sat
[2023-03-20 14:44:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:44:31] [INFO ] [Nat]Absence check using state equation in 26676 ms returned sat
[2023-03-20 14:44:31] [INFO ] State equation strengthened by 8428 read => feed constraints.
[2023-03-20 14:44:35] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:44:38] [INFO ] [Nat]Added 8428 Read/Feed constraints in 6582 ms returned unknown
Current structural bounds on expressions (after SMT) : [-1] Max seen :[9966]
Support contains 32 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1105 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1106 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1074 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:44:40] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:44:40] [INFO ] Invariant cache hit.
[2023-03-20 14:44:41] [INFO ] Implicit Places using invariants in 1130 ms returned []
Implicit Place search using SMT only with invariants took 1134 ms to find 0 implicit places.
[2023-03-20 14:44:41] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:44:41] [INFO ] Invariant cache hit.
[2023-03-20 14:44:42] [INFO ] Dead Transitions using invariants and state equation in 967 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3180 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:44:43] [INFO ] Computed 8 place invariants in 702 ms
Finished random walk after 919271 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3663 ms. (steps per millisecond=273 ) properties (out of 1) seen :970
[2023-03-20 14:45:17] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:45:17] [INFO ] Computed 8 place invariants in 672 ms
[2023-03-20 14:45:18] [INFO ] [Real]Absence check using 6 positive place invariants in 121 ms returned sat
[2023-03-20 14:45:18] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 83 ms returned sat
[2023-03-20 14:45:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:45:42] [INFO ] [Real]Absence check using state equation in 23595 ms returned sat
[2023-03-20 14:45:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:45:44] [INFO ] [Nat]Absence check using 6 positive place invariants in 119 ms returned sat
[2023-03-20 14:45:44] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:45:44] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:46:10] [INFO ] [Nat]Absence check using state equation in 25915 ms returned sat
[2023-03-20 14:46:10] [INFO ] State equation strengthened by 8428 read => feed constraints.
[2023-03-20 14:46:13] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:46:18] [INFO ] [Nat]Added 8428 Read/Feed constraints in 8508 ms returned unknown
Current structural bounds on expressions (after SMT) : [-1] Max seen :[9979]
Support contains 32 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1150 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1150 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1076 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:46:20] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:46:20] [INFO ] Invariant cache hit.
[2023-03-20 14:46:21] [INFO ] Implicit Places using invariants in 954 ms returned []
Implicit Place search using SMT only with invariants took 957 ms to find 0 implicit places.
[2023-03-20 14:46:21] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:46:21] [INFO ] Invariant cache hit.
[2023-03-20 14:46:22] [INFO ] Dead Transitions using invariants and state equation in 1029 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3070 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:46:23] [INFO ] Computed 8 place invariants in 677 ms
Finished random walk after 968220 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3545 ms. (steps per millisecond=282 ) properties (out of 1) seen :967
[2023-03-20 14:46:57] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:46:57] [INFO ] Computed 8 place invariants in 674 ms
[2023-03-20 14:46:58] [INFO ] [Real]Absence check using 6 positive place invariants in 116 ms returned sat
[2023-03-20 14:46:59] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 84 ms returned sat
[2023-03-20 14:46:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:47:22] [INFO ] [Real]Absence check using state equation in 23530 ms returned sat
[2023-03-20 14:47:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:47:24] [INFO ] [Nat]Absence check using 6 positive place invariants in 111 ms returned sat
[2023-03-20 14:47:24] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 83 ms returned sat
[2023-03-20 14:47:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:47:49] [INFO ] [Nat]Absence check using state equation in 25692 ms returned sat
[2023-03-20 14:47:49] [INFO ] State equation strengthened by 8428 read => feed constraints.
[2023-03-20 14:47:53] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:47:58] [INFO ] [Nat]Added 8428 Read/Feed constraints in 8321 ms returned unknown
Current structural bounds on expressions (after SMT) : [-1] Max seen :[9994]
Support contains 32 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1088 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1088 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1076 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:48:00] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:48:00] [INFO ] Invariant cache hit.
[2023-03-20 14:48:01] [INFO ] Implicit Places using invariants in 997 ms returned []
Implicit Place search using SMT only with invariants took 1017 ms to find 0 implicit places.
[2023-03-20 14:48:01] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:48:01] [INFO ] Invariant cache hit.
[2023-03-20 14:48:02] [INFO ] Dead Transitions using invariants and state equation in 930 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3033 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:48:03] [INFO ] Computed 8 place invariants in 664 ms
Finished random walk after 988526 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3677 ms. (steps per millisecond=271 ) properties (out of 1) seen :996
[2023-03-20 14:48:36] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:48:37] [INFO ] Computed 8 place invariants in 696 ms
[2023-03-20 14:48:38] [INFO ] [Real]Absence check using 6 positive place invariants in 110 ms returned sat
[2023-03-20 14:48:38] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:48:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:49:01] [INFO ] [Real]Absence check using state equation in 22854 ms returned sat
[2023-03-20 14:49:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:49:02] [INFO ] [Nat]Absence check using 6 positive place invariants in 108 ms returned sat
[2023-03-20 14:49:03] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 81 ms returned sat
[2023-03-20 14:49:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:49:28] [INFO ] [Nat]Absence check using state equation in 25880 ms returned sat
[2023-03-20 14:49:29] [INFO ] State equation strengthened by 8428 read => feed constraints.
[2023-03-20 14:49:32] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:49:37] [INFO ] [Nat]Added 8428 Read/Feed constraints in 8796 ms returned unknown
Current structural bounds on expressions (after SMT) : [-1] Max seen :[9994]
Support contains 32 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1027 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1027 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Applied a total of 0 rules in 1024 ms. Remains 8689 /8689 variables (removed 0) and now considering 29660/29660 (removed 0) transitions.
[2023-03-20 14:49:40] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:49:40] [INFO ] Invariant cache hit.
[2023-03-20 14:49:40] [INFO ] Implicit Places using invariants in 916 ms returned []
Implicit Place search using SMT only with invariants took 924 ms to find 0 implicit places.
[2023-03-20 14:49:40] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
[2023-03-20 14:49:40] [INFO ] Invariant cache hit.
[2023-03-20 14:49:41] [INFO ] Dead Transitions using invariants and state equation in 917 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2881 ms. Remains : 8689/8689 places, 29660/29660 transitions.
Ending property specific reduction for VehicularWifi-COL-none-UpperBounds-03 in 513200 ms.
Starting property specific reduction for VehicularWifi-COL-none-UpperBounds-05
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:49:42] [INFO ] Computed 8 place invariants in 671 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 891 ms. (steps per millisecond=11 ) properties (out of 1) seen :8
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 560 ms. (steps per millisecond=17 ) properties (out of 1) seen :8
[2023-03-20 14:49:44] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:49:44] [INFO ] Computed 8 place invariants in 709 ms
[2023-03-20 14:49:45] [INFO ] [Real]Absence check using 6 positive place invariants in 118 ms returned sat
[2023-03-20 14:49:45] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 91 ms returned sat
[2023-03-20 14:49:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:49:49] [INFO ] [Real]Absence check using state equation in 3873 ms returned unknown
Current structural bounds on expressions (after SMT) : [30976] Max seen :[8]
Support contains 4144 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 8689 transition count 29685
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 48 place count 8665 transition count 29685
Partial Free-agglomeration rule applied 14 times.
Drop transitions removed 14 transitions
Iterating global reduction 1 with 14 rules applied. Total rules applied 62 place count 8665 transition count 29685
Applied a total of 62 rules in 1651 ms. Remains 8665 /8689 variables (removed 24) and now considering 29685/29660 (removed -25) transitions.
[2023-03-20 14:49:51] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:49:52] [INFO ] Computed 8 place invariants in 660 ms
[2023-03-20 14:49:53] [INFO ] Dead Transitions using invariants and state equation in 1595 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3252 ms. Remains : 8665/8689 places, 29685/29660 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:49:53] [INFO ] Computed 8 place invariants in 642 ms
Finished random walk after 335347 steps, including 1 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=11 )
Finished Best-First random walk after 88096 steps, including 0 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=17 )
[2023-03-20 14:50:28] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:50:29] [INFO ] Computed 8 place invariants in 652 ms
[2023-03-20 14:50:30] [INFO ] [Real]Absence check using 6 positive place invariants in 104 ms returned sat
[2023-03-20 14:50:30] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 95 ms returned sat
[2023-03-20 14:50:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:50:45] [INFO ] [Real]Absence check using state equation in 14617 ms returned sat
[2023-03-20 14:50:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:50:46] [INFO ] [Nat]Absence check using 6 positive place invariants in 109 ms returned sat
[2023-03-20 14:50:46] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 97 ms returned sat
[2023-03-20 14:50:46] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:51:01] [INFO ] [Nat]Absence check using state equation in 14403 ms returned sat
[2023-03-20 14:51:01] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 14:51:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:51:07] [INFO ] [Nat]Added 8463 Read/Feed constraints in 6586 ms returned unknown
Current structural bounds on expressions (after SMT) : [30976] Max seen :[8]
Support contains 4144 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 550 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 551 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 552 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 14:51:09] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:51:09] [INFO ] Invariant cache hit.
[2023-03-20 14:51:09] [INFO ] Implicit Places using invariants in 905 ms returned []
Implicit Place search using SMT only with invariants took 906 ms to find 0 implicit places.
[2023-03-20 14:51:09] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:51:09] [INFO ] Invariant cache hit.
[2023-03-20 14:51:10] [INFO ] Dead Transitions using invariants and state equation in 1021 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2490 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Ending property specific reduction for VehicularWifi-COL-none-UpperBounds-05 in 89097 ms.
Starting property specific reduction for VehicularWifi-COL-none-UpperBounds-08
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:51:11] [INFO ] Computed 8 place invariants in 689 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 326 ms. (steps per millisecond=30 ) properties (out of 1) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=256 ) properties (out of 1) seen :6
[2023-03-20 14:51:12] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:51:12] [INFO ] Computed 8 place invariants in 715 ms
[2023-03-20 14:51:13] [INFO ] [Real]Absence check using 6 positive place invariants in 110 ms returned sat
[2023-03-20 14:51:13] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 95 ms returned sat
[2023-03-20 14:51:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:51:17] [INFO ] [Real]Absence check using state equation in 3806 ms returned unknown
Current structural bounds on expressions (after SMT) : [225] Max seen :[6]
Support contains 33 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 8689 transition count 29685
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 48 place count 8665 transition count 29685
Partial Free-agglomeration rule applied 14 times.
Drop transitions removed 14 transitions
Iterating global reduction 1 with 14 rules applied. Total rules applied 62 place count 8665 transition count 29685
Applied a total of 62 rules in 3178 ms. Remains 8665 /8689 variables (removed 24) and now considering 29685/29660 (removed -25) transitions.
[2023-03-20 14:51:20] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:51:21] [INFO ] Computed 8 place invariants in 700 ms
[2023-03-20 14:51:22] [INFO ] Dead Transitions using invariants and state equation in 1724 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4904 ms. Remains : 8665/8689 places, 29685/29660 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:51:23] [INFO ] Computed 8 place invariants in 693 ms
Finished random walk after 977026 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4285 ms. (steps per millisecond=233 ) properties (out of 1) seen :9
[2023-03-20 14:51:57] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:51:58] [INFO ] Computed 8 place invariants in 634 ms
[2023-03-20 14:51:59] [INFO ] [Real]Absence check using 6 positive place invariants in 103 ms returned sat
[2023-03-20 14:51:59] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 96 ms returned sat
[2023-03-20 14:51:59] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:52:11] [INFO ] [Real]Absence check using state equation in 11845 ms returned sat
[2023-03-20 14:52:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:52:13] [INFO ] [Nat]Absence check using 6 positive place invariants in 118 ms returned sat
[2023-03-20 14:52:13] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 96 ms returned sat
[2023-03-20 14:52:13] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:52:24] [INFO ] [Nat]Absence check using state equation in 11642 ms returned sat
[2023-03-20 14:52:24] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 14:52:28] [INFO ] [Nat]Added 8463 Read/Feed constraints in 3561 ms returned sat
[2023-03-20 14:52:31] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1249 ms.
[2023-03-20 14:52:36] [INFO ] Added : 6 causal constraints over 2 iterations in 6102 ms. Result :sat
Current structural bounds on expressions (after SMT) : [225] Max seen :[9]
Support contains 33 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1054 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1055 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1061 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 14:52:38] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:52:38] [INFO ] Invariant cache hit.
[2023-03-20 14:52:39] [INFO ] Implicit Places using invariants in 1035 ms returned []
Implicit Place search using SMT only with invariants took 1037 ms to find 0 implicit places.
[2023-03-20 14:52:39] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:52:39] [INFO ] Invariant cache hit.
[2023-03-20 14:52:40] [INFO ] Dead Transitions using invariants and state equation in 946 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3050 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:52:41] [INFO ] Computed 8 place invariants in 641 ms
Finished random walk after 973844 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=32 )
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3398 ms. (steps per millisecond=294 ) properties (out of 1) seen :8
[2023-03-20 14:53:15] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:53:15] [INFO ] Computed 8 place invariants in 684 ms
[2023-03-20 14:53:16] [INFO ] [Real]Absence check using 6 positive place invariants in 100 ms returned sat
[2023-03-20 14:53:16] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 92 ms returned sat
[2023-03-20 14:53:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:53:28] [INFO ] [Real]Absence check using state equation in 11977 ms returned sat
[2023-03-20 14:53:29] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:53:30] [INFO ] [Nat]Absence check using 6 positive place invariants in 111 ms returned sat
[2023-03-20 14:53:30] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 93 ms returned sat
[2023-03-20 14:53:30] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:53:41] [INFO ] [Nat]Absence check using state equation in 11186 ms returned sat
[2023-03-20 14:53:41] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 14:53:45] [INFO ] [Nat]Added 8463 Read/Feed constraints in 3528 ms returned sat
[2023-03-20 14:53:47] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1305 ms.
[2023-03-20 14:53:52] [INFO ] Added : 6 causal constraints over 2 iterations in 5720 ms. Result :sat
Current structural bounds on expressions (after SMT) : [225] Max seen :[9]
Support contains 33 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1026 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1026 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1011 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 14:53:55] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:53:55] [INFO ] Invariant cache hit.
[2023-03-20 14:53:56] [INFO ] Implicit Places using invariants in 1060 ms returned []
Implicit Place search using SMT only with invariants took 1060 ms to find 0 implicit places.
[2023-03-20 14:53:56] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:53:56] [INFO ] Invariant cache hit.
[2023-03-20 14:53:57] [INFO ] Dead Transitions using invariants and state equation in 955 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3033 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Ending property specific reduction for VehicularWifi-COL-none-UpperBounds-08 in 166195 ms.
Starting property specific reduction for VehicularWifi-COL-none-UpperBounds-10
Normalized transition count is 17264 out of 29660 initially.
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:53:57] [INFO ] Computed 8 place invariants in 705 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 412 ms. (steps per millisecond=24 ) properties (out of 1) seen :48
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :26
[2023-03-20 14:53:58] [INFO ] Flow matrix only has 17264 transitions (discarded 12396 similar events)
// Phase 1: matrix 17264 rows 8689 cols
[2023-03-20 14:53:59] [INFO ] Computed 8 place invariants in 676 ms
[2023-03-20 14:54:00] [INFO ] [Real]Absence check using 6 positive place invariants in 109 ms returned sat
[2023-03-20 14:54:00] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:54:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:54:04] [INFO ] [Real]Absence check using state equation in 3882 ms returned unknown
Current structural bounds on expressions (after SMT) : [-1] Max seen :[48]
Support contains 160 out of 8689 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8689/8689 places, 29660/29660 transitions.
Free-agglomeration rule (complex) applied 24 times.
Iterating global reduction 0 with 24 rules applied. Total rules applied 24 place count 8689 transition count 29685
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 48 place count 8665 transition count 29685
Partial Free-agglomeration rule applied 14 times.
Drop transitions removed 14 transitions
Iterating global reduction 1 with 14 rules applied. Total rules applied 62 place count 8665 transition count 29685
Applied a total of 62 rules in 3095 ms. Remains 8665 /8689 variables (removed 24) and now considering 29685/29660 (removed -25) transitions.
[2023-03-20 14:54:07] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:54:07] [INFO ] Computed 8 place invariants in 632 ms
[2023-03-20 14:54:08] [INFO ] Dead Transitions using invariants and state equation in 1611 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4708 ms. Remains : 8665/8689 places, 29685/29660 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:54:09] [INFO ] Computed 8 place invariants in 654 ms
Finished random walk after 916724 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Finished Best-First random walk after 821250 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=164 )
[2023-03-20 14:54:44] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:54:45] [INFO ] Computed 8 place invariants in 626 ms
[2023-03-20 14:54:46] [INFO ] [Real]Absence check using 6 positive place invariants in 113 ms returned sat
[2023-03-20 14:54:46] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 88 ms returned sat
[2023-03-20 14:54:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:55:01] [INFO ] [Real]Absence check using state equation in 15292 ms returned sat
[2023-03-20 14:55:02] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:55:03] [INFO ] [Nat]Absence check using 6 positive place invariants in 118 ms returned sat
[2023-03-20 14:55:03] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 91 ms returned sat
[2023-03-20 14:55:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:55:17] [INFO ] [Nat]Absence check using state equation in 13927 ms returned sat
[2023-03-20 14:55:17] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 14:55:20] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:55:22] [INFO ] [Nat]Added 8463 Read/Feed constraints in 4887 ms returned sat
[2023-03-20 14:55:25] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1286 ms.
[2023-03-20 14:55:34] [INFO ] Added : 5 causal constraints over 2 iterations in 10688 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2306]
Support contains 160 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 988 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 988 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 976 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 14:56:07] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:56:07] [INFO ] Invariant cache hit.
[2023-03-20 14:56:07] [INFO ] Implicit Places using invariants in 965 ms returned []
Implicit Place search using SMT only with invariants took 966 ms to find 0 implicit places.
[2023-03-20 14:56:07] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:56:07] [INFO ] Invariant cache hit.
[2023-03-20 14:56:08] [INFO ] Dead Transitions using invariants and state equation in 1005 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2955 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:56:09] [INFO ] Computed 8 place invariants in 663 ms
Finished random walk after 924579 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Finished Best-First random walk after 838285 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=167 )
[2023-03-20 14:56:44] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:56:45] [INFO ] Computed 8 place invariants in 730 ms
[2023-03-20 14:56:46] [INFO ] [Real]Absence check using 6 positive place invariants in 109 ms returned sat
[2023-03-20 14:56:46] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 87 ms returned sat
[2023-03-20 14:56:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:56:59] [INFO ] [Real]Absence check using state equation in 12797 ms returned sat
[2023-03-20 14:56:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:57:00] [INFO ] [Nat]Absence check using 6 positive place invariants in 117 ms returned sat
[2023-03-20 14:57:01] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 89 ms returned sat
[2023-03-20 14:57:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:57:14] [INFO ] [Nat]Absence check using state equation in 13163 ms returned sat
[2023-03-20 14:57:14] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 14:57:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:57:19] [INFO ] [Nat]Added 8463 Read/Feed constraints in 4815 ms returned sat
[2023-03-20 14:57:21] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1255 ms.
[2023-03-20 14:57:31] [INFO ] Added : 5 causal constraints over 2 iterations in 10896 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2310]
Support contains 160 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1014 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1017 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1009 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 14:58:04] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:58:04] [INFO ] Invariant cache hit.
[2023-03-20 14:58:05] [INFO ] Implicit Places using invariants in 978 ms returned []
Implicit Place search using SMT only with invariants took 991 ms to find 0 implicit places.
[2023-03-20 14:58:05] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:58:05] [INFO ] Invariant cache hit.
[2023-03-20 14:58:06] [INFO ] Dead Transitions using invariants and state equation in 1005 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3017 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:58:06] [INFO ] Computed 8 place invariants in 630 ms
Finished random walk after 846284 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=28 )
Finished Best-First random walk after 828489 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=165 )
[2023-03-20 14:58:41] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 14:58:42] [INFO ] Computed 8 place invariants in 629 ms
[2023-03-20 14:58:43] [INFO ] [Real]Absence check using 6 positive place invariants in 104 ms returned sat
[2023-03-20 14:58:43] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 85 ms returned sat
[2023-03-20 14:58:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 14:58:55] [INFO ] [Real]Absence check using state equation in 12407 ms returned sat
[2023-03-20 14:58:56] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 14:58:57] [INFO ] [Nat]Absence check using 6 positive place invariants in 109 ms returned sat
[2023-03-20 14:58:57] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 86 ms returned sat
[2023-03-20 14:58:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 14:59:11] [INFO ] [Nat]Absence check using state equation in 13444 ms returned sat
[2023-03-20 14:59:11] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 14:59:14] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 14:59:16] [INFO ] [Nat]Added 8463 Read/Feed constraints in 4831 ms returned sat
[2023-03-20 14:59:18] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1224 ms.
[2023-03-20 14:59:27] [INFO ] Added : 5 causal constraints over 2 iterations in 9675 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2311]
Support contains 160 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1011 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1014 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 998 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 14:59:59] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 14:59:59] [INFO ] Invariant cache hit.
[2023-03-20 15:00:00] [INFO ] Implicit Places using invariants in 1053 ms returned []
Implicit Place search using SMT only with invariants took 1054 ms to find 0 implicit places.
[2023-03-20 15:00:00] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:00:00] [INFO ] Invariant cache hit.
[2023-03-20 15:00:01] [INFO ] Dead Transitions using invariants and state equation in 955 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3015 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:00:02] [INFO ] Computed 8 place invariants in 628 ms
Finished random walk after 924668 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Finished Best-First random walk after 844397 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=168 )
[2023-03-20 15:00:37] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:00:38] [INFO ] Computed 8 place invariants in 727 ms
[2023-03-20 15:00:39] [INFO ] [Real]Absence check using 6 positive place invariants in 113 ms returned sat
[2023-03-20 15:00:39] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 93 ms returned sat
[2023-03-20 15:00:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 15:00:53] [INFO ] [Real]Absence check using state equation in 13688 ms returned sat
[2023-03-20 15:00:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 15:00:54] [INFO ] [Nat]Absence check using 6 positive place invariants in 107 ms returned sat
[2023-03-20 15:00:54] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 81 ms returned sat
[2023-03-20 15:00:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 15:01:07] [INFO ] [Nat]Absence check using state equation in 12756 ms returned sat
[2023-03-20 15:01:07] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 15:01:11] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 15:01:12] [INFO ] [Nat]Added 8463 Read/Feed constraints in 4850 ms returned sat
[2023-03-20 15:01:15] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1210 ms.
[2023-03-20 15:01:23] [INFO ] Added : 5 causal constraints over 2 iterations in 10125 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2312]
Support contains 160 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1031 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1032 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1013 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 15:01:56] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:01:56] [INFO ] Invariant cache hit.
[2023-03-20 15:01:57] [INFO ] Implicit Places using invariants in 987 ms returned []
Implicit Place search using SMT only with invariants took 1004 ms to find 0 implicit places.
[2023-03-20 15:01:57] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:01:57] [INFO ] Invariant cache hit.
[2023-03-20 15:01:58] [INFO ] Dead Transitions using invariants and state equation in 928 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2964 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:01:59] [INFO ] Computed 8 place invariants in 652 ms
Finished random walk after 815865 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=27 )
Finished Best-First random walk after 848603 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=169 )
[2023-03-20 15:02:34] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:02:34] [INFO ] Computed 8 place invariants in 625 ms
[2023-03-20 15:02:36] [INFO ] [Real]Absence check using 6 positive place invariants in 99 ms returned sat
[2023-03-20 15:02:36] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 93 ms returned sat
[2023-03-20 15:02:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 15:02:48] [INFO ] [Real]Absence check using state equation in 12157 ms returned sat
[2023-03-20 15:02:48] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 15:02:49] [INFO ] [Nat]Absence check using 6 positive place invariants in 117 ms returned sat
[2023-03-20 15:02:49] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 89 ms returned sat
[2023-03-20 15:02:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 15:03:02] [INFO ] [Nat]Absence check using state equation in 12811 ms returned sat
[2023-03-20 15:03:02] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 15:03:06] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 15:03:07] [INFO ] [Nat]Added 8463 Read/Feed constraints in 4850 ms returned sat
[2023-03-20 15:03:10] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1322 ms.
[2023-03-20 15:03:20] [INFO ] Added : 5 causal constraints over 2 iterations in 11062 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2313]
Support contains 160 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 970 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 971 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 959 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 15:03:52] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:03:52] [INFO ] Invariant cache hit.
[2023-03-20 15:03:53] [INFO ] Implicit Places using invariants in 1067 ms returned []
Implicit Place search using SMT only with invariants took 1068 ms to find 0 implicit places.
[2023-03-20 15:03:53] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:03:53] [INFO ] Invariant cache hit.
[2023-03-20 15:03:54] [INFO ] Dead Transitions using invariants and state equation in 1075 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3112 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:03:55] [INFO ] Computed 8 place invariants in 629 ms
Finished random walk after 926358 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Finished Best-First random walk after 827996 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=165 )
[2023-03-20 15:04:30] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:04:31] [INFO ] Computed 8 place invariants in 680 ms
[2023-03-20 15:04:32] [INFO ] [Real]Absence check using 6 positive place invariants in 106 ms returned sat
[2023-03-20 15:04:32] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 83 ms returned sat
[2023-03-20 15:04:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 15:04:44] [INFO ] [Real]Absence check using state equation in 12193 ms returned sat
[2023-03-20 15:04:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 15:04:45] [INFO ] [Nat]Absence check using 6 positive place invariants in 108 ms returned sat
[2023-03-20 15:04:45] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 83 ms returned sat
[2023-03-20 15:04:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 15:04:58] [INFO ] [Nat]Absence check using state equation in 12684 ms returned sat
[2023-03-20 15:04:58] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 15:05:02] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 15:05:03] [INFO ] [Nat]Added 8463 Read/Feed constraints in 4914 ms returned sat
[2023-03-20 15:05:06] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1180 ms.
[2023-03-20 15:05:15] [INFO ] Added : 5 causal constraints over 2 iterations in 10840 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2314]
Support contains 160 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1014 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1014 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1030 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 15:05:48] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:05:48] [INFO ] Invariant cache hit.
[2023-03-20 15:05:49] [INFO ] Implicit Places using invariants in 983 ms returned []
Implicit Place search using SMT only with invariants took 984 ms to find 0 implicit places.
[2023-03-20 15:05:49] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:05:49] [INFO ] Invariant cache hit.
[2023-03-20 15:05:50] [INFO ] Dead Transitions using invariants and state equation in 1019 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3041 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:05:51] [INFO ] Computed 8 place invariants in 676 ms
Finished random walk after 921386 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Finished Best-First random walk after 846735 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=169 )
[2023-03-20 15:06:26] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:06:26] [INFO ] Computed 8 place invariants in 631 ms
[2023-03-20 15:06:28] [INFO ] [Real]Absence check using 6 positive place invariants in 111 ms returned sat
[2023-03-20 15:06:28] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 90 ms returned sat
[2023-03-20 15:06:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 15:06:41] [INFO ] [Real]Absence check using state equation in 13112 ms returned sat
[2023-03-20 15:06:41] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 15:06:42] [INFO ] [Nat]Absence check using 6 positive place invariants in 118 ms returned sat
[2023-03-20 15:06:42] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 88 ms returned sat
[2023-03-20 15:06:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 15:06:56] [INFO ] [Nat]Absence check using state equation in 13372 ms returned sat
[2023-03-20 15:06:56] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 15:06:59] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 15:07:01] [INFO ] [Nat]Added 8463 Read/Feed constraints in 4876 ms returned sat
[2023-03-20 15:07:03] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1143 ms.
[2023-03-20 15:07:12] [INFO ] Added : 5 causal constraints over 2 iterations in 9762 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2315]
Support contains 160 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 981 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 981 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 996 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 15:07:44] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:07:44] [INFO ] Invariant cache hit.
[2023-03-20 15:07:45] [INFO ] Implicit Places using invariants in 881 ms returned []
Implicit Place search using SMT only with invariants took 882 ms to find 0 implicit places.
[2023-03-20 15:07:45] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:07:45] [INFO ] Invariant cache hit.
[2023-03-20 15:07:46] [INFO ] Dead Transitions using invariants and state equation in 784 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2674 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:07:47] [INFO ] Computed 8 place invariants in 623 ms
Finished random walk after 786408 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=26 )
Finished Best-First random walk after 742454 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=148 )
[2023-03-20 15:08:22] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:08:22] [INFO ] Computed 8 place invariants in 640 ms
[2023-03-20 15:08:23] [INFO ] [Real]Absence check using 6 positive place invariants in 103 ms returned sat
[2023-03-20 15:08:23] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 87 ms returned sat
[2023-03-20 15:08:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 15:08:36] [INFO ] [Real]Absence check using state equation in 12761 ms returned sat
[2023-03-20 15:08:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 15:08:38] [INFO ] [Nat]Absence check using 6 positive place invariants in 118 ms returned sat
[2023-03-20 15:08:38] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 90 ms returned sat
[2023-03-20 15:08:38] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 15:08:51] [INFO ] [Nat]Absence check using state equation in 13515 ms returned sat
[2023-03-20 15:08:52] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 15:08:55] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 15:08:57] [INFO ] [Nat]Added 8463 Read/Feed constraints in 5004 ms returned sat
[2023-03-20 15:08:59] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1226 ms.
[2023-03-20 15:09:07] [INFO ] Added : 5 causal constraints over 2 iterations in 9147 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2316]
Support contains 160 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1031 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1032 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1014 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 15:09:40] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:09:40] [INFO ] Invariant cache hit.
[2023-03-20 15:09:41] [INFO ] Implicit Places using invariants in 960 ms returned []
Implicit Place search using SMT only with invariants took 966 ms to find 0 implicit places.
[2023-03-20 15:09:41] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:09:41] [INFO ] Invariant cache hit.
[2023-03-20 15:09:41] [INFO ] Dead Transitions using invariants and state equation in 968 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2955 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:09:42] [INFO ] Computed 8 place invariants in 634 ms
Finished random walk after 924533 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Finished Best-First random walk after 820870 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=164 )
[2023-03-20 15:10:17] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:10:18] [INFO ] Computed 8 place invariants in 660 ms
[2023-03-20 15:10:19] [INFO ] [Real]Absence check using 6 positive place invariants in 102 ms returned sat
[2023-03-20 15:10:19] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 84 ms returned sat
[2023-03-20 15:10:19] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 15:10:31] [INFO ] [Real]Absence check using state equation in 12211 ms returned sat
[2023-03-20 15:10:32] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 15:10:33] [INFO ] [Nat]Absence check using 6 positive place invariants in 107 ms returned sat
[2023-03-20 15:10:33] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 86 ms returned sat
[2023-03-20 15:10:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 15:10:45] [INFO ] [Nat]Absence check using state equation in 12730 ms returned sat
[2023-03-20 15:10:46] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 15:10:49] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 15:10:50] [INFO ] [Nat]Added 8463 Read/Feed constraints in 4834 ms returned sat
[2023-03-20 15:10:53] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1249 ms.
[2023-03-20 15:11:01] [INFO ] Added : 5 causal constraints over 2 iterations in 9409 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2317]
Support contains 160 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1011 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1013 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 992 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 15:11:34] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:11:34] [INFO ] Invariant cache hit.
[2023-03-20 15:11:35] [INFO ] Implicit Places using invariants in 954 ms returned []
Implicit Place search using SMT only with invariants took 963 ms to find 0 implicit places.
[2023-03-20 15:11:35] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:11:35] [INFO ] Invariant cache hit.
[2023-03-20 15:11:36] [INFO ] Dead Transitions using invariants and state equation in 870 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2844 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:11:36] [INFO ] Computed 8 place invariants in 615 ms
Finished random walk after 908336 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Finished Best-First random walk after 848430 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=169 )
[2023-03-20 15:12:11] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:12:12] [INFO ] Computed 8 place invariants in 625 ms
[2023-03-20 15:12:13] [INFO ] [Real]Absence check using 6 positive place invariants in 100 ms returned sat
[2023-03-20 15:12:13] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 80 ms returned sat
[2023-03-20 15:12:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 15:12:26] [INFO ] [Real]Absence check using state equation in 13488 ms returned sat
[2023-03-20 15:12:27] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 15:12:28] [INFO ] [Nat]Absence check using 6 positive place invariants in 109 ms returned sat
[2023-03-20 15:12:28] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 81 ms returned sat
[2023-03-20 15:12:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 15:12:43] [INFO ] [Nat]Absence check using state equation in 14890 ms returned sat
[2023-03-20 15:12:43] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 15:12:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 15:12:48] [INFO ] [Nat]Added 8463 Read/Feed constraints in 4812 ms returned sat
[2023-03-20 15:12:50] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1158 ms.
[2023-03-20 15:12:59] [INFO ] Added : 5 causal constraints over 2 iterations in 9528 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2318]
Support contains 160 out of 8665 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 1005 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1005 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8665/8665 places, 29685/29685 transitions.
Applied a total of 0 rules in 983 ms. Remains 8665 /8665 variables (removed 0) and now considering 29685/29685 (removed 0) transitions.
[2023-03-20 15:13:31] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:13:31] [INFO ] Invariant cache hit.
[2023-03-20 15:13:32] [INFO ] Implicit Places using invariants in 907 ms returned []
Implicit Place search using SMT only with invariants took 924 ms to find 0 implicit places.
[2023-03-20 15:13:32] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
[2023-03-20 15:13:32] [INFO ] Invariant cache hit.
[2023-03-20 15:13:33] [INFO ] Dead Transitions using invariants and state equation in 906 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2844 ms. Remains : 8665/8665 places, 29685/29685 transitions.
Normalized transition count is 17275 out of 29685 initially.
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:13:34] [INFO ] Computed 8 place invariants in 629 ms
Finished random walk after 927753 steps, including 2 resets, run visited all 1 properties in 30001 ms. (steps per millisecond=30 )
Finished Best-First random walk after 838484 steps, including 2 resets, run visited all 1 properties in 5001 ms. (steps per millisecond=167 )
[2023-03-20 15:14:09] [INFO ] Flow matrix only has 17275 transitions (discarded 12410 similar events)
// Phase 1: matrix 17275 rows 8665 cols
[2023-03-20 15:14:09] [INFO ] Computed 8 place invariants in 627 ms
[2023-03-20 15:14:10] [INFO ] [Real]Absence check using 6 positive place invariants in 100 ms returned sat
[2023-03-20 15:14:10] [INFO ] [Real]Absence check using 6 positive and 2 generalized place invariants in 99 ms returned sat
[2023-03-20 15:14:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 15:14:23] [INFO ] [Real]Absence check using state equation in 12375 ms returned sat
[2023-03-20 15:14:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-20 15:14:24] [INFO ] [Nat]Absence check using 6 positive place invariants in 114 ms returned sat
[2023-03-20 15:14:24] [INFO ] [Nat]Absence check using 6 positive and 2 generalized place invariants in 89 ms returned sat
[2023-03-20 15:14:24] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-20 15:14:37] [INFO ] [Nat]Absence check using state equation in 12370 ms returned sat
[2023-03-20 15:14:37] [INFO ] State equation strengthened by 8463 read => feed constraints.
[2023-03-20 15:14:41] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-20 15:14:42] [INFO ] [Nat]Added 8463 Read/Feed constraints in 4802 ms returned sat
[2023-03-20 15:14:44] [INFO ] Computed and/alt/rep : 8540/17365/8530 causal constraints (skipped 8736 transitions) in 1279 ms.
[2023-03-20 15:14:53] [INFO ] Added : 5 causal constraints over 2 iterations in 9493 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[2319]
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 12593128 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16105704 kB

BK_TIME_CONFINEMENT_REACHED

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML

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="VehicularWifi-COL-none"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="smartxred"
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 2-5348"
echo " Executing tool smartxred"
echo " Input is VehicularWifi-COL-none, 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 r491-tall-167912711501237"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/VehicularWifi-COL-none.tgz
mv VehicularWifi-COL-none 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 ;