fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r166-smll-158987787400218
Last Updated
Jun 28, 2020

About the Execution of ITS-LoLa for AirplaneLD-COL-1000

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15742.160 3600000.00 3623949.00 6303.40 [undef] Time out reached

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r166-smll-158987787400218.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is AirplaneLD-COL-1000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-smll-158987787400218
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 356K
-rw-r--r-- 1 mcc users 3.4K Mar 24 10:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 24 10:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 24 09:37 CTLFireability.txt
-rw-r--r-- 1 mcc users 14K Mar 24 09:35 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Apr 8 14:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 29 06:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 8 14:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 29 06:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 24 08:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 24 08:05 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 24 06:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 24 06:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 24 08:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 24 08:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_pt
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 181K Mar 24 05:37 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME AirplaneLD-COL-1000-00
FORMULA_NAME AirplaneLD-COL-1000-01
FORMULA_NAME AirplaneLD-COL-1000-02
FORMULA_NAME AirplaneLD-COL-1000-03
FORMULA_NAME AirplaneLD-COL-1000-04
FORMULA_NAME AirplaneLD-COL-1000-05
FORMULA_NAME AirplaneLD-COL-1000-06
FORMULA_NAME AirplaneLD-COL-1000-07
FORMULA_NAME AirplaneLD-COL-1000-08
FORMULA_NAME AirplaneLD-COL-1000-09
FORMULA_NAME AirplaneLD-COL-1000-10
FORMULA_NAME AirplaneLD-COL-1000-11
FORMULA_NAME AirplaneLD-COL-1000-12
FORMULA_NAME AirplaneLD-COL-1000-13
FORMULA_NAME AirplaneLD-COL-1000-14
FORMULA_NAME AirplaneLD-COL-1000-15

=== Now, execution of the tool begins

BK_START 1591350668077

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-05 09:51:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-05 09:51:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-05 09:51:10] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2020-06-05 09:51:11] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1061 ms
[2020-06-05 09:51:11] [INFO ] sort/places :
Speed->SpeedPossibleVal,Speed_Left_Wheel,Speed_Right_Wheel,
Signal->Plane_On_Ground_Signal_no,
Dot->stp5,stp4,stp3,stp2,stp1,P5,P4,P3,P2,P6,P1,
Weight->WeightPossibleVal,Weight_Right_Wheel,Weight_Left_Wheel,
Altitude->AltitudePossibleVal,TheAltitude,

[2020-06-05 09:51:11] [INFO ] Detected 3 constant HL places corresponding to 3002 PT places.
[2020-06-05 09:51:11] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 7019 PT places and 12012.0 transition bindings in 28 ms.
[2020-06-05 09:51:11] [INFO ] Computed order based on color domains.
[2020-06-05 09:51:11] [INFO ] Unfolded HLPN to a Petri net with 7019 places and 8008 transitions in 88 ms.
[2020-06-05 09:51:11] [INFO ] Unfolded HLPN properties in 7 ms.
[2020-06-05 09:51:11] [INFO ] Reduced 1 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 1999 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 999 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 1 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 1 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 999 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 999 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 1999 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 999 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 1999 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 999 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 1 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 1 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 1 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 1 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 999 identical enabling conditions.
[2020-06-05 09:51:11] [INFO ] Reduced 999 identical enabling conditions.
Reduce places removed 3002 places and 0 transitions.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 269 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 100000 steps, including 12590 resets, run finished after 17412 ms. (steps per millisecond=5 ) properties seen :[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 0, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 1, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 0, 1, 1, 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 0, 1, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1]
// Phase 1: matrix 8008 rows 4017 cols
[2020-06-05 09:51:31] [INFO ] Computed 3 place invariants in 1849 ms
[2020-06-05 09:51:32] [INFO ] [Real]Absence check using 2 positive place invariants in 121 ms returned sat
[2020-06-05 09:51:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 92 ms returned sat
[2020-06-05 09:51:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:51:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:51:51] [INFO ] [Real]Absence check using state equation in 18659 ms returned (error "Failed to check-sat")
[2020-06-05 09:51:51] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-06-05 09:51:51] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 51 ms returned sat
[2020-06-05 09:51:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:52:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:52:11] [INFO ] [Real]Absence check using state equation in 19384 ms returned unknown
[2020-06-05 09:52:12] [INFO ] [Real]Absence check using 2 positive place invariants in 101 ms returned sat
[2020-06-05 09:52:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 09:52:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:52:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:52:31] [INFO ] [Real]Absence check using state equation in 19103 ms returned (error "Failed to check-sat")
[2020-06-05 09:52:32] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 09:52:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 09:52:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:52:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:52:51] [INFO ] [Real]Absence check using state equation in 19039 ms returned unknown
[2020-06-05 09:52:51] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 09:52:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 09:52:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:53:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:53:11] [INFO ] [Real]Absence check using state equation in 19368 ms returned unknown
[2020-06-05 09:53:11] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 09:53:11] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 09:53:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:53:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:53:31] [INFO ] [Real]Absence check using state equation in 19416 ms returned unknown
[2020-06-05 09:53:32] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 09:53:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 09:53:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:53:51] [INFO ] [Real]Absence check using state equation in 19118 ms returned (error "Solver has unexpectedly terminated")
[2020-06-05 09:53:51] [INFO ] [Real]Absence check using 2 positive place invariants in 61 ms returned sat
[2020-06-05 09:53:51] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 09:53:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:54:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:54:11] [INFO ] [Real]Absence check using state equation in 19414 ms returned (error "Failed to check-sat")
[2020-06-05 09:54:11] [INFO ] [Real]Absence check using 2 positive place invariants in 81 ms returned sat
[2020-06-05 09:54:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-06-05 09:54:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:54:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:54:31] [INFO ] [Real]Absence check using state equation in 19359 ms returned unknown
[2020-06-05 09:54:31] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-06-05 09:54:31] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 09:54:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:54:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:54:51] [INFO ] [Real]Absence check using state equation in 19420 ms returned unknown
[2020-06-05 09:54:52] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 09:54:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 09:54:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:55:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:55:11] [INFO ] [Real]Absence check using state equation in 19095 ms returned unknown
[2020-06-05 09:55:12] [INFO ] [Real]Absence check using 2 positive place invariants in 101 ms returned sat
[2020-06-05 09:55:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 09:55:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:55:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:55:31] [INFO ] [Real]Absence check using state equation in 19124 ms returned unknown
[2020-06-05 09:55:31] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 09:55:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 09:55:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:55:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:55:51] [INFO ] [Real]Absence check using state equation in 19428 ms returned (error "Failed to check-sat")
[2020-06-05 09:55:52] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 09:55:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 80 ms returned sat
[2020-06-05 09:55:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:56:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:56:11] [INFO ] [Real]Absence check using state equation in 19180 ms returned unknown
[2020-06-05 09:56:11] [INFO ] [Real]Absence check using 2 positive place invariants in 69 ms returned sat
[2020-06-05 09:56:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 09:56:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:56:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:56:31] [INFO ] [Real]Absence check using state equation in 19365 ms returned (error "Failed to check-sat")
[2020-06-05 09:56:32] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-06-05 09:56:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 09:56:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:56:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:56:51] [INFO ] [Real]Absence check using state equation in 19195 ms returned unknown
[2020-06-05 09:56:51] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-06-05 09:56:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 09:56:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:57:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:57:11] [INFO ] [Real]Absence check using state equation in 19467 ms returned unknown
[2020-06-05 09:57:12] [INFO ] [Real]Absence check using 2 positive place invariants in 94 ms returned sat
[2020-06-05 09:57:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 81 ms returned sat
[2020-06-05 09:57:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:57:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:57:31] [INFO ] [Real]Absence check using state equation in 19125 ms returned (error "Failed to check-sat")
[2020-06-05 09:57:32] [INFO ] [Real]Absence check using 2 positive place invariants in 82 ms returned sat
[2020-06-05 09:57:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 09:57:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:57:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:57:51] [INFO ] [Real]Absence check using state equation in 19362 ms returned (error "Failed to check-sat")
[2020-06-05 09:57:52] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 09:57:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 09:57:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:58:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:58:11] [INFO ] [Real]Absence check using state equation in 19403 ms returned unknown
[2020-06-05 09:58:12] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 09:58:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 09:58:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:58:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:58:31] [INFO ] [Real]Absence check using state equation in 19192 ms returned (error "Failed to check-sat")
[2020-06-05 09:58:32] [INFO ] [Real]Absence check using 2 positive place invariants in 74 ms returned sat
[2020-06-05 09:58:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 71 ms returned sat
[2020-06-05 09:58:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:58:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:58:51] [INFO ] [Real]Absence check using state equation in 19386 ms returned unknown
[2020-06-05 09:58:52] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 09:58:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 59 ms returned sat
[2020-06-05 09:58:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:59:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:59:11] [INFO ] [Real]Absence check using state equation in 19391 ms returned unknown
[2020-06-05 09:59:12] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-06-05 09:59:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 09:59:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:59:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:59:31] [INFO ] [Real]Absence check using state equation in 19406 ms returned (error "Failed to check-sat")
[2020-06-05 09:59:32] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-06-05 09:59:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 09:59:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 09:59:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 09:59:51] [INFO ] [Real]Absence check using state equation in 18932 ms returned unknown
[2020-06-05 09:59:52] [INFO ] [Real]Absence check using 2 positive place invariants in 77 ms returned sat
[2020-06-05 09:59:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 65 ms returned sat
[2020-06-05 09:59:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:00:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:00:11] [INFO ] [Real]Absence check using state equation in 19392 ms returned unknown
[2020-06-05 10:00:12] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-06-05 10:00:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 58 ms returned sat
[2020-06-05 10:00:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:00:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:00:31] [INFO ] [Real]Absence check using state equation in 19196 ms returned unknown
[2020-06-05 10:00:32] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:00:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 91 ms returned sat
[2020-06-05 10:00:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:00:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:00:51] [INFO ] [Real]Absence check using state equation in 19307 ms returned unknown
[2020-06-05 10:00:52] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:00:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:00:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:01:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:01:11] [INFO ] [Real]Absence check using state equation in 19475 ms returned unknown
[2020-06-05 10:01:12] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:01:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:01:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:01:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:01:31] [INFO ] [Real]Absence check using state equation in 19378 ms returned unknown
[2020-06-05 10:01:32] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:01:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 10:01:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:01:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:01:51] [INFO ] [Real]Absence check using state equation in 19407 ms returned unknown
[2020-06-05 10:01:52] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:01:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-06-05 10:01:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:02:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:02:11] [INFO ] [Real]Absence check using state equation in 19216 ms returned (error "Failed to check-sat")
[2020-06-05 10:02:12] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:02:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:02:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:02:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:02:31] [INFO ] [Real]Absence check using state equation in 19415 ms returned (error "Failed to check-sat")
[2020-06-05 10:02:32] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:02:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 10:02:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:02:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:02:51] [INFO ] [Real]Absence check using state equation in 19400 ms returned (error "Failed to check-sat")
[2020-06-05 10:02:52] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-06-05 10:02:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:02:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:03:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:03:11] [INFO ] [Real]Absence check using state equation in 19271 ms returned (error "Failed to check-sat")
[2020-06-05 10:03:12] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:03:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:03:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:03:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:03:31] [INFO ] [Real]Absence check using state equation in 19283 ms returned (error "Failed to check-sat")
[2020-06-05 10:03:32] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:03:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:03:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:03:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:03:51] [INFO ] [Real]Absence check using state equation in 19257 ms returned (error "Failed to check-sat")
[2020-06-05 10:03:52] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-06-05 10:03:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:03:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:04:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:04:11] [INFO ] [Real]Absence check using state equation in 19411 ms returned (error "Failed to check-sat")
[2020-06-05 10:04:12] [INFO ] [Real]Absence check using 2 positive place invariants in 73 ms returned sat
[2020-06-05 10:04:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 63 ms returned sat
[2020-06-05 10:04:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:04:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:04:31] [INFO ] [Real]Absence check using state equation in 19374 ms returned unknown
[2020-06-05 10:04:32] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:04:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:04:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:04:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:04:51] [INFO ] [Real]Absence check using state equation in 19216 ms returned (error "Failed to check-sat")
[2020-06-05 10:04:52] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:04:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:04:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:05:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:05:11] [INFO ] [Real]Absence check using state equation in 19235 ms returned unknown
[2020-06-05 10:05:12] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-06-05 10:05:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:05:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:05:31] [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 (= s1273 (- t3258 t6263))") while checking expression at index 41
[2020-06-05 10:05:32] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:05:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:05:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:05:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:05:51] [INFO ] [Real]Absence check using state equation in 19211 ms returned (error "Failed to check-sat")
[2020-06-05 10:05:52] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:05:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:05:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:06:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:06:11] [INFO ] [Real]Absence check using state equation in 19241 ms returned unknown
[2020-06-05 10:06:12] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:06:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:06:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:06:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:06:31] [INFO ] [Real]Absence check using state equation in 19406 ms returned (error "Failed to check-sat")
[2020-06-05 10:06:32] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-06-05 10:06:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:06:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:06:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:06:51] [INFO ] [Real]Absence check using state equation in 19424 ms returned (error "Failed to check-sat")
[2020-06-05 10:06:52] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:06:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:06:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:07:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:07:11] [INFO ] [Real]Absence check using state equation in 19423 ms returned (error "Failed to check-sat")
[2020-06-05 10:07:12] [INFO ] [Real]Absence check using 2 positive place invariants in 78 ms returned sat
[2020-06-05 10:07:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 61 ms returned sat
[2020-06-05 10:07:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:07:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:07:31] [INFO ] [Real]Absence check using state equation in 19406 ms returned unknown
[2020-06-05 10:07:32] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-06-05 10:07:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 10:07:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:07:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:07:51] [INFO ] [Real]Absence check using state equation in 19495 ms returned unknown
[2020-06-05 10:07:52] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:07:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-06-05 10:07:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:08:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:08:11] [INFO ] [Real]Absence check using state equation in 19406 ms returned unknown
[2020-06-05 10:08:12] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-06-05 10:08:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 10:08:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:08:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:08:31] [INFO ] [Real]Absence check using state equation in 19423 ms returned unknown
[2020-06-05 10:08:32] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:08:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 107 ms returned sat
[2020-06-05 10:08:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:08:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:08:51] [INFO ] [Real]Absence check using state equation in 19363 ms returned unknown
[2020-06-05 10:08:52] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:08:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:08:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:09:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:09:11] [INFO ] [Real]Absence check using state equation in 19184 ms returned unknown
[2020-06-05 10:09:12] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:09:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:09:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:09:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:09:31] [INFO ] [Real]Absence check using state equation in 19414 ms returned (error "Failed to check-sat")
[2020-06-05 10:09:32] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:09:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 10:09:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:09:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:09:51] [INFO ] [Real]Absence check using state equation in 19321 ms returned (error "Failed to check-sat")
[2020-06-05 10:09:52] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:09:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:09:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:10:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:10:11] [INFO ] [Real]Absence check using state equation in 19423 ms returned unknown
[2020-06-05 10:10:12] [INFO ] [Real]Absence check using 2 positive place invariants in 80 ms returned sat
[2020-06-05 10:10:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-06-05 10:10:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:10:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:10:31] [INFO ] [Real]Absence check using state equation in 19396 ms returned unknown
[2020-06-05 10:10:32] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:10:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:10:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:10:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:10:51] [INFO ] [Real]Absence check using state equation in 19338 ms returned unknown
[2020-06-05 10:10:52] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:10:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:10:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:11:11] [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 (= s1338 (- t3323 t6328))") while checking expression at index 58
[2020-06-05 10:11:12] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:11:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 93 ms returned sat
[2020-06-05 10:11:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:11:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:11:31] [INFO ] [Real]Absence check using state equation in 19412 ms returned (error "Failed to check-sat")
[2020-06-05 10:11:32] [INFO ] [Real]Absence check using 2 positive place invariants in 74 ms returned sat
[2020-06-05 10:11:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 66 ms returned sat
[2020-06-05 10:11:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:11:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:11:51] [INFO ] [Real]Absence check using state equation in 19342 ms returned unknown
[2020-06-05 10:11:52] [INFO ] [Real]Absence check using 2 positive place invariants in 83 ms returned sat
[2020-06-05 10:11:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 96 ms returned sat
[2020-06-05 10:11:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:12:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:12:11] [INFO ] [Real]Absence check using state equation in 19279 ms returned unknown
[2020-06-05 10:12:12] [INFO ] [Real]Absence check using 2 positive place invariants in 81 ms returned sat
[2020-06-05 10:12:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 82 ms returned sat
[2020-06-05 10:12:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:12:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:12:31] [INFO ] [Real]Absence check using state equation in 19285 ms returned (error "Failed to check-sat")
[2020-06-05 10:12:32] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:12:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:12:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:12:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:12:51] [INFO ] [Real]Absence check using state equation in 19152 ms returned (error "Failed to check-sat")
[2020-06-05 10:12:52] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-06-05 10:12:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:12:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:13:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:13:11] [INFO ] [Real]Absence check using state equation in 18911 ms returned (error "Failed to check-sat")
[2020-06-05 10:13:12] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:13:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-06-05 10:13:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:13:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:13:31] [INFO ] [Real]Absence check using state equation in 19122 ms returned (error "Failed to check-sat")
[2020-06-05 10:13:32] [INFO ] [Real]Absence check using 2 positive place invariants in 95 ms returned sat
[2020-06-05 10:13:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 82 ms returned sat
[2020-06-05 10:13:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:13:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:13:51] [INFO ] [Real]Absence check using state equation in 19126 ms returned unknown
[2020-06-05 10:13:52] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:13:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:13:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:14:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:14:11] [INFO ] [Real]Absence check using state equation in 19115 ms returned unknown
[2020-06-05 10:14:12] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:14:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:14:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:14:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:14:31] [INFO ] [Real]Absence check using state equation in 19078 ms returned (error "Failed to check-sat")
[2020-06-05 10:14:32] [INFO ] [Real]Absence check using 2 positive place invariants in 70 ms returned sat
[2020-06-05 10:14:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 70 ms returned sat
[2020-06-05 10:14:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:14:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:14:51] [INFO ] [Real]Absence check using state equation in 19369 ms returned (error "Failed to check-sat")
[2020-06-05 10:14:52] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:14:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:14:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:15:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:15:11] [INFO ] [Real]Absence check using state equation in 19412 ms returned unknown
[2020-06-05 10:15:12] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:15:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:15:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:15:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:15:31] [INFO ] [Real]Absence check using state equation in 19157 ms returned (error "Failed to check-sat")
[2020-06-05 10:15:32] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:15:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:15:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:15:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:15:51] [INFO ] [Real]Absence check using state equation in 19114 ms returned unknown
[2020-06-05 10:15:52] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:15:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 67 ms returned sat
[2020-06-05 10:15:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:16:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:16:11] [INFO ] [Real]Absence check using state equation in 19402 ms returned (error "Failed to check-sat")
[2020-06-05 10:16:12] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-06-05 10:16:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 84 ms returned sat
[2020-06-05 10:16:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:16:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:16:31] [INFO ] [Real]Absence check using state equation in 19407 ms returned (error "Failed to check-sat")
[2020-06-05 10:16:32] [INFO ] [Real]Absence check using 2 positive place invariants in 106 ms returned sat
[2020-06-05 10:16:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:16:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:16:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:16:51] [INFO ] [Real]Absence check using state equation in 19116 ms returned unknown
[2020-06-05 10:16:52] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-06-05 10:16:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:16:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:17:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:17:11] [INFO ] [Real]Absence check using state equation in 19414 ms returned unknown
[2020-06-05 10:17:12] [INFO ] [Real]Absence check using 2 positive place invariants in 77 ms returned sat
[2020-06-05 10:17:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:17:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:17:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:17:31] [INFO ] [Real]Absence check using state equation in 19376 ms returned unknown
[2020-06-05 10:17:32] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:17:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:17:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:17:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:17:51] [INFO ] [Real]Absence check using state equation in 19417 ms returned unknown
[2020-06-05 10:17:52] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:17:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:17:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:18:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:18:11] [INFO ] [Real]Absence check using state equation in 19300 ms returned (error "Failed to check-sat")
[2020-06-05 10:18:12] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:18:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:18:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:18:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:18:31] [INFO ] [Real]Absence check using state equation in 19295 ms returned unknown
[2020-06-05 10:18:32] [INFO ] [Real]Absence check using 2 positive place invariants in 71 ms returned sat
[2020-06-05 10:18:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 63 ms returned sat
[2020-06-05 10:18:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:18:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:18:51] [INFO ] [Real]Absence check using state equation in 19416 ms returned (error "Failed to check-sat")
[2020-06-05 10:18:52] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-06-05 10:18:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 52 ms returned sat
[2020-06-05 10:18:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:19:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:19:11] [INFO ] [Real]Absence check using state equation in 19430 ms returned (error "Failed to check-sat")
[2020-06-05 10:19:12] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:19:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:19:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:19:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:19:31] [INFO ] [Real]Absence check using state equation in 19275 ms returned (error "Failed to check-sat")
[2020-06-05 10:19:32] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:19:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:19:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:19:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:19:52] [INFO ] [Real]Absence check using state equation in 19109 ms returned (error "Failed to check-sat")
[2020-06-05 10:19:52] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:19:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:19:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:20:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:20:12] [INFO ] [Real]Absence check using state equation in 19261 ms returned (error "Failed to check-sat")
[2020-06-05 10:20:12] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:20:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:20:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:20:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:20:32] [INFO ] [Real]Absence check using state equation in 19312 ms returned unknown
[2020-06-05 10:20:32] [INFO ] [Real]Absence check using 2 positive place invariants in 71 ms returned sat
[2020-06-05 10:20:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 60 ms returned sat
[2020-06-05 10:20:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:20:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:20:52] [INFO ] [Real]Absence check using state equation in 19398 ms returned (error "Failed to check-sat")
[2020-06-05 10:20:52] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:20:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:20:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:21:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:21:12] [INFO ] [Real]Absence check using state equation in 19328 ms returned unknown
[2020-06-05 10:21:12] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:21:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:21:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:21:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:21:32] [INFO ] [Real]Absence check using state equation in 19420 ms returned (error "Failed to check-sat")
[2020-06-05 10:21:32] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:21:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:21:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:21:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:21:52] [INFO ] [Real]Absence check using state equation in 19218 ms returned (error "Failed to check-sat")
[2020-06-05 10:21:52] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-06-05 10:21:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 96 ms returned sat
[2020-06-05 10:21:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:22:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:22:12] [INFO ] [Real]Absence check using state equation in 19370 ms returned (error "Failed to check-sat")
[2020-06-05 10:22:12] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:22:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:22:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:22:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:22:32] [INFO ] [Real]Absence check using state equation in 19327 ms returned (error "Failed to check-sat")
[2020-06-05 10:22:32] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:22:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:22:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:22:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:22:52] [INFO ] [Real]Absence check using state equation in 19296 ms returned unknown
[2020-06-05 10:22:52] [INFO ] [Real]Absence check using 2 positive place invariants in 124 ms returned sat
[2020-06-05 10:22:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:22:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:23:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:23:12] [INFO ] [Real]Absence check using state equation in 19290 ms returned (error "Failed to check-sat")
[2020-06-05 10:23:12] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:23:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:23:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:23:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:23:32] [INFO ] [Real]Absence check using state equation in 19233 ms returned unknown
[2020-06-05 10:23:32] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:23:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:23:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:23:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:23:52] [INFO ] [Real]Absence check using state equation in 19198 ms returned (error "Failed to check-sat")
[2020-06-05 10:23:52] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:23:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:23:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:24:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:24:12] [INFO ] [Real]Absence check using state equation in 19167 ms returned unknown
[2020-06-05 10:24:12] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:24:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:24:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:24:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:24:32] [INFO ] [Real]Absence check using state equation in 19231 ms returned (error "Failed to check-sat")
[2020-06-05 10:24:32] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-06-05 10:24:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-06-05 10:24:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:24:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:24:52] [INFO ] [Real]Absence check using state equation in 19210 ms returned (error "Failed to check-sat")
[2020-06-05 10:24:52] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:24:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:24:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:25:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:25:12] [INFO ] [Real]Absence check using state equation in 19280 ms returned (error "Failed to check-sat")
[2020-06-05 10:25:12] [INFO ] [Real]Absence check using 2 positive place invariants in 105 ms returned sat
[2020-06-05 10:25:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:25:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:25:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:25:32] [INFO ] [Real]Absence check using state equation in 19255 ms returned unknown
[2020-06-05 10:25:32] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-06-05 10:25:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 10:25:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:25:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:25:52] [INFO ] [Real]Absence check using state equation in 19220 ms returned (error "Failed to check-sat")
[2020-06-05 10:25:52] [INFO ] [Real]Absence check using 2 positive place invariants in 74 ms returned sat
[2020-06-05 10:25:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 64 ms returned sat
[2020-06-05 10:25:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:26:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:26:12] [INFO ] [Real]Absence check using state equation in 19318 ms returned (error "Failed to check-sat")
[2020-06-05 10:26:12] [INFO ] [Real]Absence check using 2 positive place invariants in 101 ms returned sat
[2020-06-05 10:26:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:26:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:26:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:26:32] [INFO ] [Real]Absence check using state equation in 19269 ms returned unknown
[2020-06-05 10:26:32] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:26:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:26:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:26:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:26:52] [INFO ] [Real]Absence check using state equation in 19253 ms returned (error "Failed to check-sat")
[2020-06-05 10:26:52] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:26:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:26:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:27:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:27:12] [INFO ] [Real]Absence check using state equation in 19230 ms returned (error "Failed to check-sat")
[2020-06-05 10:27:12] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:27:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:27:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:27:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:27:32] [INFO ] [Real]Absence check using state equation in 19215 ms returned unknown
[2020-06-05 10:27:32] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:27:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 92 ms returned sat
[2020-06-05 10:27:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:27:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:27:52] [INFO ] [Real]Absence check using state equation in 19398 ms returned (error "Failed to check-sat")
[2020-06-05 10:27:52] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-06-05 10:27:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 10:27:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:28:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:28:12] [INFO ] [Real]Absence check using state equation in 19215 ms returned (error "Failed to check-sat")
[2020-06-05 10:28:12] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-06-05 10:28:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 65 ms returned sat
[2020-06-05 10:28:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:28:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:28:32] [INFO ] [Real]Absence check using state equation in 19405 ms returned (error "Failed to check-sat")
[2020-06-05 10:28:32] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:28:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 10:28:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:28:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:28:52] [INFO ] [Real]Absence check using state equation in 19418 ms returned unknown
[2020-06-05 10:28:52] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:28:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:28:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:29:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:29:12] [INFO ] [Real]Absence check using state equation in 19205 ms returned (error "Failed to check-sat")
[2020-06-05 10:29:12] [INFO ] [Real]Absence check using 2 positive place invariants in 105 ms returned sat
[2020-06-05 10:29:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:29:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:29:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:29:32] [INFO ] [Real]Absence check using state equation in 19411 ms returned unknown
[2020-06-05 10:29:32] [INFO ] [Real]Absence check using 2 positive place invariants in 86 ms returned sat
[2020-06-05 10:29:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-06-05 10:29:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:29:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:29:52] [INFO ] [Real]Absence check using state equation in 19308 ms returned (error "Failed to check-sat")
[2020-06-05 10:29:52] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-06-05 10:29:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:29:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:30:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:30:12] [INFO ] [Real]Absence check using state equation in 19190 ms returned (error "Failed to check-sat")
[2020-06-05 10:30:12] [INFO ] [Real]Absence check using 2 positive place invariants in 105 ms returned sat
[2020-06-05 10:30:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:30:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:30:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:30:32] [INFO ] [Real]Absence check using state equation in 19163 ms returned unknown
[2020-06-05 10:30:32] [INFO ] [Real]Absence check using 2 positive place invariants in 74 ms returned sat
[2020-06-05 10:30:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 63 ms returned sat
[2020-06-05 10:30:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:30:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:30:52] [INFO ] [Real]Absence check using state equation in 19352 ms returned (error "Failed to check-sat")
[2020-06-05 10:30:52] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-06-05 10:30:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 52 ms returned sat
[2020-06-05 10:30:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:31:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:31:12] [INFO ] [Real]Absence check using state equation in 19429 ms returned (error "Failed to check-sat")
[2020-06-05 10:31:12] [INFO ] [Real]Absence check using 2 positive place invariants in 71 ms returned sat
[2020-06-05 10:31:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 59 ms returned sat
[2020-06-05 10:31:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:31:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:31:32] [INFO ] [Real]Absence check using state equation in 19410 ms returned (error "Failed to check-sat")
[2020-06-05 10:31:32] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-06-05 10:31:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:31:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:31:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:31:52] [INFO ] [Real]Absence check using state equation in 19300 ms returned unknown
[2020-06-05 10:31:52] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:31:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-06-05 10:31:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:32:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:32:12] [INFO ] [Real]Absence check using state equation in 19286 ms returned (error "Failed to check-sat")
[2020-06-05 10:32:12] [INFO ] [Real]Absence check using 2 positive place invariants in 75 ms returned sat
[2020-06-05 10:32:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 66 ms returned sat
[2020-06-05 10:32:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:32:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:32:32] [INFO ] [Real]Absence check using state equation in 19328 ms returned unknown
[2020-06-05 10:32:32] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:32:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:32:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:32:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:32:52] [INFO ] [Real]Absence check using state equation in 19282 ms returned (error "Failed to check-sat")
[2020-06-05 10:32:53] [INFO ] [Real]Absence check using 2 positive place invariants in 101 ms returned sat
[2020-06-05 10:32:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:32:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:33:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:33:12] [INFO ] [Real]Absence check using state equation in 19131 ms returned (error "Failed to check-sat")
[2020-06-05 10:33:13] [INFO ] [Real]Absence check using 2 positive place invariants in 101 ms returned sat
[2020-06-05 10:33:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:33:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:33:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:33:32] [INFO ] [Real]Absence check using state equation in 19234 ms returned (error "Failed to check-sat")
[2020-06-05 10:33:33] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:33:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:33:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:33:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:33:52] [INFO ] [Real]Absence check using state equation in 19124 ms returned unknown
[2020-06-05 10:33:52] [INFO ] [Real]Absence check using 2 positive place invariants in 73 ms returned sat
[2020-06-05 10:33:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 86 ms returned sat
[2020-06-05 10:33:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:34:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:34:12] [INFO ] [Real]Absence check using state equation in 19342 ms returned unknown
[2020-06-05 10:34:13] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-06-05 10:34:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-06-05 10:34:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:34:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:34:32] [INFO ] [Real]Absence check using state equation in 19225 ms returned unknown
[2020-06-05 10:34:32] [INFO ] [Real]Absence check using 2 positive place invariants in 61 ms returned sat
[2020-06-05 10:34:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 59 ms returned sat
[2020-06-05 10:34:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:34:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:34:52] [INFO ] [Real]Absence check using state equation in 19585 ms returned unknown
[2020-06-05 10:34:52] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-06-05 10:34:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 73 ms returned sat
[2020-06-05 10:34:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:35:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:35:12] [INFO ] [Real]Absence check using state equation in 19402 ms returned (error "Failed to check-sat")
[2020-06-05 10:35:13] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:35:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:35:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:35:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:35:32] [INFO ] [Real]Absence check using state equation in 19151 ms returned (error "Failed to check-sat")
[2020-06-05 10:35:33] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:35:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:35:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:35:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:35:52] [INFO ] [Real]Absence check using state equation in 19140 ms returned (error "Failed to check-sat")
[2020-06-05 10:35:53] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-06-05 10:35:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-06-05 10:35:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:36:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:36:12] [INFO ] [Real]Absence check using state equation in 19180 ms returned (error "Failed to check-sat")
[2020-06-05 10:36:13] [INFO ] [Real]Absence check using 2 positive place invariants in 146 ms returned sat
[2020-06-05 10:36:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 120 ms returned sat
[2020-06-05 10:36:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:36:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:36:32] [INFO ] [Real]Absence check using state equation in 19059 ms returned unknown
[2020-06-05 10:36:33] [INFO ] [Real]Absence check using 2 positive place invariants in 68 ms returned sat
[2020-06-05 10:36:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:36:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:36:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:36:52] [INFO ] [Real]Absence check using state equation in 19099 ms returned unknown
[2020-06-05 10:36:52] [INFO ] [Real]Absence check using 2 positive place invariants in 79 ms returned sat
[2020-06-05 10:36:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:36:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:37:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:37:12] [INFO ] [Real]Absence check using state equation in 19371 ms returned (error "Failed to check-sat")
[2020-06-05 10:37:12] [INFO ] [Real]Absence check using 2 positive place invariants in 70 ms returned sat
[2020-06-05 10:37:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 67 ms returned sat
[2020-06-05 10:37:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:37:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:37:32] [INFO ] [Real]Absence check using state equation in 19403 ms returned unknown
[2020-06-05 10:37:32] [INFO ] [Real]Absence check using 2 positive place invariants in 87 ms returned sat
[2020-06-05 10:37:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:37:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:37:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:37:52] [INFO ] [Real]Absence check using state equation in 19366 ms returned (error "Failed to check-sat")
[2020-06-05 10:37:52] [INFO ] [Real]Absence check using 2 positive place invariants in 91 ms returned sat
[2020-06-05 10:37:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:37:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:38:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:38:12] [INFO ] [Real]Absence check using state equation in 19371 ms returned (error "Failed to check-sat")
[2020-06-05 10:38:12] [INFO ] [Real]Absence check using 2 positive place invariants in 74 ms returned sat
[2020-06-05 10:38:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 64 ms returned sat
[2020-06-05 10:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:38:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:38:32] [INFO ] [Real]Absence check using state equation in 19392 ms returned unknown
[2020-06-05 10:38:33] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:38:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:38:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:38:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:38:52] [INFO ] [Real]Absence check using state equation in 19356 ms returned unknown
[2020-06-05 10:38:53] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:38:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:38:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:39:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:39:12] [INFO ] [Real]Absence check using state equation in 19338 ms returned unknown
[2020-06-05 10:39:13] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:39:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:39:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:39:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:39:32] [INFO ] [Real]Absence check using state equation in 19337 ms returned unknown
[2020-06-05 10:39:33] [INFO ] [Real]Absence check using 2 positive place invariants in 83 ms returned sat
[2020-06-05 10:39:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 81 ms returned sat
[2020-06-05 10:39:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:39:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:39:52] [INFO ] [Real]Absence check using state equation in 19385 ms returned (error "Failed to check-sat")
[2020-06-05 10:39:53] [INFO ] [Real]Absence check using 2 positive place invariants in 83 ms returned sat
[2020-06-05 10:39:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 71 ms returned sat
[2020-06-05 10:39:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:40:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:40:12] [INFO ] [Real]Absence check using state equation in 19396 ms returned unknown
[2020-06-05 10:40:13] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:40:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:40:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:40:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:40:32] [INFO ] [Real]Absence check using state equation in 19310 ms returned (error "Failed to check-sat")
[2020-06-05 10:40:33] [INFO ] [Real]Absence check using 2 positive place invariants in 79 ms returned sat
[2020-06-05 10:40:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 70 ms returned sat
[2020-06-05 10:40:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:40:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:40:52] [INFO ] [Real]Absence check using state equation in 19368 ms returned unknown
[2020-06-05 10:40:53] [INFO ] [Real]Absence check using 2 positive place invariants in 70 ms returned sat
[2020-06-05 10:40:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 69 ms returned sat
[2020-06-05 10:40:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:41:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:41:12] [INFO ] [Real]Absence check using state equation in 19379 ms returned (error "Failed to check-sat")
[2020-06-05 10:41:13] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:41:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:41:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:41:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:41:32] [INFO ] [Real]Absence check using state equation in 19300 ms returned (error "Failed to check-sat")
[2020-06-05 10:41:33] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:41:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:41:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:41:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:41:52] [INFO ] [Real]Absence check using state equation in 19304 ms returned (error "Failed to check-sat")
[2020-06-05 10:41:53] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:41:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:41:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:42:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:42:12] [INFO ] [Real]Absence check using state equation in 19296 ms returned unknown
[2020-06-05 10:42:13] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-06-05 10:42:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 52 ms returned sat
[2020-06-05 10:42:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:42:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:42:32] [INFO ] [Real]Absence check using state equation in 19441 ms returned (error "Failed to check-sat")
[2020-06-05 10:42:33] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:42:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:42:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:42:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:42:52] [INFO ] [Real]Absence check using state equation in 19287 ms returned (error "Failed to check-sat")
[2020-06-05 10:42:53] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:42:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:42:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:43:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:43:12] [INFO ] [Real]Absence check using state equation in 19273 ms returned unknown
[2020-06-05 10:43:13] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:43:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:43:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:43:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:43:32] [INFO ] [Real]Absence check using state equation in 19252 ms returned (error "Failed to check-sat")
[2020-06-05 10:43:33] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:43:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:43:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:43:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:43:52] [INFO ] [Real]Absence check using state equation in 19287 ms returned (error "Failed to check-sat")
[2020-06-05 10:43:53] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:43:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:43:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:44:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:44:12] [INFO ] [Real]Absence check using state equation in 19266 ms returned (error "Failed to check-sat")
[2020-06-05 10:44:13] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:44:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:44:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:44:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:44:32] [INFO ] [Real]Absence check using state equation in 19282 ms returned unknown
[2020-06-05 10:44:33] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:44:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:44:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:44:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:44:52] [INFO ] [Real]Absence check using state equation in 19249 ms returned (error "Failed to check-sat")
[2020-06-05 10:44:53] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:44:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:44:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:45:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:45:12] [INFO ] [Real]Absence check using state equation in 19258 ms returned unknown
[2020-06-05 10:45:13] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-06-05 10:45:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 10:45:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:45:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:45:32] [INFO ] [Real]Absence check using state equation in 19421 ms returned (error "Failed to check-sat")
[2020-06-05 10:45:33] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:45:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:45:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:45:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:45:52] [INFO ] [Real]Absence check using state equation in 19237 ms returned (error "Failed to check-sat")
[2020-06-05 10:45:53] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:45:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:45:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:46:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:46:12] [INFO ] [Real]Absence check using state equation in 19226 ms returned (error "Failed to check-sat")
[2020-06-05 10:46:13] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:46:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:46:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:46:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:46:32] [INFO ] [Real]Absence check using state equation in 19500 ms returned (error "Failed to check-sat")
[2020-06-05 10:46:33] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:46:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:46:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:46:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:46:52] [INFO ] [Real]Absence check using state equation in 19222 ms returned unknown
[2020-06-05 10:46:53] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-06-05 10:46:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 52 ms returned sat
[2020-06-05 10:46:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:47:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:47:12] [INFO ] [Real]Absence check using state equation in 19434 ms returned (error "Failed to check-sat")
[2020-06-05 10:47:13] [INFO ] [Real]Absence check using 2 positive place invariants in 75 ms returned sat
[2020-06-05 10:47:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 64 ms returned sat
[2020-06-05 10:47:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:47:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:47:32] [INFO ] [Real]Absence check using state equation in 19366 ms returned unknown
[2020-06-05 10:47:33] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:47:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:47:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:47:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:47:52] [INFO ] [Real]Absence check using state equation in 19214 ms returned (error "Failed to check-sat")
[2020-06-05 10:47:53] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:47:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:47:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:48:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:48:12] [INFO ] [Real]Absence check using state equation in 19212 ms returned unknown
[2020-06-05 10:48:13] [INFO ] [Real]Absence check using 2 positive place invariants in 70 ms returned sat
[2020-06-05 10:48:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 60 ms returned sat
[2020-06-05 10:48:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:48:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:48:32] [INFO ] [Real]Absence check using state equation in 19380 ms returned (error "Failed to check-sat")
[2020-06-05 10:48:33] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:48:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:48:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:48:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:48:52] [INFO ] [Real]Absence check using state equation in 19228 ms returned (error "Failed to check-sat")
[2020-06-05 10:48:53] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-06-05 10:48:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-06-05 10:48:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:49:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:49:12] [INFO ] [Real]Absence check using state equation in 19414 ms returned unknown
[2020-06-05 10:49:13] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:49:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-06-05 10:49:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:49:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:49:32] [INFO ] [Real]Absence check using state equation in 19586 ms returned (error "Failed to check-sat")
[2020-06-05 10:49:33] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-06-05 10:49:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:49:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:49:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:49:52] [INFO ] [Real]Absence check using state equation in 19115 ms returned unknown
[2020-06-05 10:49:53] [INFO ] [Real]Absence check using 2 positive place invariants in 105 ms returned sat
[2020-06-05 10:49:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-06-05 10:49:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:50:12] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:50:12] [INFO ] [Real]Absence check using state equation in 19162 ms returned (error "Failed to check-sat")
[2020-06-05 10:50:13] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-06-05 10:50:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-06-05 10:50:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:50:32] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:50:32] [INFO ] [Real]Absence check using state equation in 19136 ms returned (error "Failed to check-sat")
[2020-06-05 10:50:33] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-06-05 10:50:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-06-05 10:50:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-05 10:50:52] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-05 10:50:52] [INFO ] [Real]Absence check using state equation in 19413 ms returned unknown
[2020-06-05 10:50:53] [INFO ] [Real]Absence check using 2 positive place invariants in 100 ms returned sat
[2020-06-05 10:50:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-06-05 10:50:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 15716424 kB
After kill :
MemTotal: 16427332 kB
MemFree: 16143832 kB

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AirplaneLD-COL-1000"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itslola"
echo " Input is AirplaneLD-COL-1000, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r166-smll-158987787400218"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-1000.tgz
mv AirplaneLD-COL-1000 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;