fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r006-smll-158897515700222
Last Updated
Jun 28, 2020

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

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15741.070 3600000.00 3628814.00 9742.30 [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.r006-smll-158897515700222.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 itstools
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 r006-smll-158897515700222
=====================================================================

--------------------
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 1589436030136

[2020-05-14 06:00:33] [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, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2020-05-14 06:00:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-14 06:00:33] [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.
[2020-05-14 06:00:34] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1053 ms
[2020-05-14 06:00:34] [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,

[2020-05-14 06:00:34] [INFO ] Detected 3 constant HL places corresponding to 3002 PT places.
[2020-05-14 06:00:34] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 7019 PT places and 12012.0 transition bindings in 31 ms.
[2020-05-14 06:00:34] [INFO ] Computed order based on color domains.
[2020-05-14 06:00:34] [INFO ] Unfolded HLPN to a Petri net with 7019 places and 8008 transitions in 98 ms.
[2020-05-14 06:00:34] [INFO ] Unfolded HLPN properties in 6 ms.
[2020-05-14 06:00:34] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 1999 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 999 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 999 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 999 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 1999 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 999 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 1999 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 999 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 06:00:34] [INFO ] Reduced 999 identical enabling conditions.
[2020-05-14 06:00:34] [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 287 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 100000 steps, including 12601 resets, run finished after 19779 ms. (steps per millisecond=5 ) properties seen :[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 0, 1, 1, 1, 1, 0, 0, 1, 0, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 1, 0, 1, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 1, 1, 1, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 0, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1]
// Phase 1: matrix 8008 rows 4017 cols
[2020-05-14 06:00:56] [INFO ] Computed 3 place invariants in 2156 ms
[2020-05-14 06:00:57] [INFO ] [Real]Absence check using 2 positive place invariants in 79 ms returned sat
[2020-05-14 06:00:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 84 ms returned sat
[2020-05-14 06:00:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:01:16] [INFO ] [Real]Absence check using state equation in 18786 ms returned (error "Solver has unexpectedly terminated")
[2020-05-14 06:01:17] [INFO ] [Real]Absence check using 2 positive place invariants in 79 ms returned sat
[2020-05-14 06:01:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 66 ms returned sat
[2020-05-14 06:01:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:01:36] [INFO ] [Real]Absence check using state equation in 19328 ms returned (error "Solver has unexpectedly terminated")
[2020-05-14 06:01:37] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:01:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:01:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:01:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:01:56] [INFO ] [Real]Absence check using state equation in 19215 ms returned unknown
[2020-05-14 06:01:57] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:01:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-05-14 06:01:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:02:16] [INFO ] [Real]Absence check using state equation in 19253 ms returned (error "Solver has unexpectedly terminated")
[2020-05-14 06:02:17] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:02:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:02:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:02:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:02:36] [INFO ] [Real]Absence check using state equation in 19245 ms returned (error "Failed to check-sat")
[2020-05-14 06:02:37] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:02:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-05-14 06:02:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:02:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:02:56] [INFO ] [Real]Absence check using state equation in 19096 ms returned (error "Failed to check-sat")
[2020-05-14 06:02:57] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-05-14 06:02:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-05-14 06:02:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:03:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:03:16] [INFO ] [Real]Absence check using state equation in 19410 ms returned (error "Failed to check-sat")
[2020-05-14 06:03:17] [INFO ] [Real]Absence check using 2 positive place invariants in 83 ms returned sat
[2020-05-14 06:03:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 98 ms returned sat
[2020-05-14 06:03:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:03:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:03:36] [INFO ] [Real]Absence check using state equation in 19217 ms returned unknown
[2020-05-14 06:03:37] [INFO ] [Real]Absence check using 2 positive place invariants in 105 ms returned sat
[2020-05-14 06:03:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-05-14 06:03:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:03:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:03:56] [INFO ] [Real]Absence check using state equation in 19237 ms returned (error "Failed to check-sat")
[2020-05-14 06:03:57] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:03:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 91 ms returned sat
[2020-05-14 06:03:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:04:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:04:16] [INFO ] [Real]Absence check using state equation in 19222 ms returned (error "Failed to check-sat")
[2020-05-14 06:04:17] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:04:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:04:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:04:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:04:36] [INFO ] [Real]Absence check using state equation in 19220 ms returned unknown
[2020-05-14 06:04:37] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:04:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:04:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:04:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:04:56] [INFO ] [Real]Absence check using state equation in 19130 ms returned (error "Failed to check-sat")
[2020-05-14 06:04:57] [INFO ] [Real]Absence check using 2 positive place invariants in 116 ms returned sat
[2020-05-14 06:04:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:04:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:05:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:05:16] [INFO ] [Real]Absence check using state equation in 19079 ms returned unknown
[2020-05-14 06:05:17] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-05-14 06:05:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-05-14 06:05:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:05:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:05:36] [INFO ] [Real]Absence check using state equation in 19404 ms returned unknown
[2020-05-14 06:05:37] [INFO ] [Real]Absence check using 2 positive place invariants in 105 ms returned sat
[2020-05-14 06:05:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 93 ms returned sat
[2020-05-14 06:05:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:05:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:05:56] [INFO ] [Real]Absence check using state equation in 19107 ms returned unknown
[2020-05-14 06:05:57] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:05:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:05:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:06:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:06:16] [INFO ] [Real]Absence check using state equation in 19204 ms returned unknown
[2020-05-14 06:06:17] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-05-14 06:06:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:06:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:06:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:06:36] [INFO ] [Real]Absence check using state equation in 19399 ms returned (error "Failed to check-sat")
[2020-05-14 06:06:37] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-05-14 06:06:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-05-14 06:06:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:06:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:06:56] [INFO ] [Real]Absence check using state equation in 19398 ms returned (error "Failed to check-sat")
[2020-05-14 06:06:57] [INFO ] [Real]Absence check using 2 positive place invariants in 106 ms returned sat
[2020-05-14 06:06:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:06:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:07:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:07:16] [INFO ] [Real]Absence check using state equation in 19175 ms returned unknown
[2020-05-14 06:07:17] [INFO ] [Real]Absence check using 2 positive place invariants in 68 ms returned sat
[2020-05-14 06:07:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:07:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:07:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:07:36] [INFO ] [Real]Absence check using state equation in 19318 ms returned (error "Failed to check-sat")
[2020-05-14 06:07:37] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:07:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:07:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:07:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:07:56] [INFO ] [Real]Absence check using state equation in 19348 ms returned unknown
[2020-05-14 06:07:57] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:07:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:07:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:08:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:08:16] [INFO ] [Real]Absence check using state equation in 19400 ms returned (error "Failed to check-sat")
[2020-05-14 06:08:17] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-05-14 06:08:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:08:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:08:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:08:36] [INFO ] [Real]Absence check using state equation in 19404 ms returned (error "Failed to check-sat")
[2020-05-14 06:08:37] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-05-14 06:08:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:08:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:08:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:08:56] [INFO ] [Real]Absence check using state equation in 19378 ms returned unknown
[2020-05-14 06:08:57] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:08:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:08:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:09:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:09:16] [INFO ] [Real]Absence check using state equation in 19053 ms returned unknown
[2020-05-14 06:09:17] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:09:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:09:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:09:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:09:36] [INFO ] [Real]Absence check using state equation in 19386 ms returned (error "Failed to check-sat")
[2020-05-14 06:09:37] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:09:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-05-14 06:09:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:09:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:09:56] [INFO ] [Real]Absence check using state equation in 19394 ms returned unknown
[2020-05-14 06:09:57] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:09:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:09:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:10:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:10:16] [INFO ] [Real]Absence check using state equation in 19407 ms returned (error "Failed to check-sat")
[2020-05-14 06:10:17] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:10:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:10:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:10:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:10:36] [INFO ] [Real]Absence check using state equation in 19187 ms returned (error "Failed to check-sat")
[2020-05-14 06:10:37] [INFO ] [Real]Absence check using 2 positive place invariants in 82 ms returned sat
[2020-05-14 06:10:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:10:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:10:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:10:56] [INFO ] [Real]Absence check using state equation in 19379 ms returned unknown
[2020-05-14 06:10:57] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-05-14 06:10:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:10:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:11:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:11:16] [INFO ] [Real]Absence check using state equation in 19164 ms returned unknown
[2020-05-14 06:11:17] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-05-14 06:11:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:11:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:11:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:11:36] [INFO ] [Real]Absence check using state equation in 19402 ms returned unknown
[2020-05-14 06:11:37] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:11:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:11:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:11:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:11:56] [INFO ] [Real]Absence check using state equation in 19397 ms returned unknown
[2020-05-14 06:11:57] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-05-14 06:11:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:11:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:12:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:12:16] [INFO ] [Real]Absence check using state equation in 19195 ms returned unknown
[2020-05-14 06:12:17] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:12:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 59 ms returned sat
[2020-05-14 06:12:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:12:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:12:36] [INFO ] [Real]Absence check using state equation in 19397 ms returned (error "Failed to check-sat")
[2020-05-14 06:12:37] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:12:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:12:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:12:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:12:56] [INFO ] [Real]Absence check using state equation in 19395 ms returned unknown
[2020-05-14 06:12:57] [INFO ] [Real]Absence check using 2 positive place invariants in 75 ms returned sat
[2020-05-14 06:12:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:12:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:13:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:13:16] [INFO ] [Real]Absence check using state equation in 19383 ms returned (error "Failed to check-sat")
[2020-05-14 06:13:17] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:13:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:13:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:13:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:13:36] [INFO ] [Real]Absence check using state equation in 19395 ms returned (error "Failed to check-sat")
[2020-05-14 06:13:37] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:13:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:13:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:13:56] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:13:56] [INFO ] [Real]Absence check using state equation in 19388 ms returned unknown
[2020-05-14 06:13:57] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:13:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:13:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:14:16] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:14:16] [INFO ] [Real]Absence check using state equation in 19387 ms returned unknown
[2020-05-14 06:14:17] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:14:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:14:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:14:36] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:14:36] [INFO ] [Real]Absence check using state equation in 19390 ms returned (error "Failed to check-sat")
[2020-05-14 06:14:37] [INFO ] [Real]Absence check using 2 positive place invariants in 115 ms returned sat
[2020-05-14 06:14:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:14:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:14:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:14:57] [INFO ] [Real]Absence check using state equation in 19325 ms returned (error "Failed to check-sat")
[2020-05-14 06:14:57] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:14:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:14:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:15:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:15:17] [INFO ] [Real]Absence check using state equation in 19504 ms returned unknown
[2020-05-14 06:15:17] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:15:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:15:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:15:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:15:37] [INFO ] [Real]Absence check using state equation in 19389 ms returned (error "Failed to check-sat")
[2020-05-14 06:15:37] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:15:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:15:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:15:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:15:57] [INFO ] [Real]Absence check using state equation in 19354 ms returned unknown
[2020-05-14 06:15:57] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:15:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:15:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:16:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:16:17] [INFO ] [Real]Absence check using state equation in 19201 ms returned (error "Failed to check-sat")
[2020-05-14 06:16:17] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:16:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:16:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:16:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:16:37] [INFO ] [Real]Absence check using state equation in 19383 ms returned (error "Failed to check-sat")
[2020-05-14 06:16:37] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-05-14 06:16:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 54 ms returned sat
[2020-05-14 06:16:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:16:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:16:57] [INFO ] [Real]Absence check using state equation in 19407 ms returned unknown
[2020-05-14 06:16:57] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:16:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:16:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:17:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:17:17] [INFO ] [Real]Absence check using state equation in 19397 ms returned unknown
[2020-05-14 06:17:17] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-05-14 06:17:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:17:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:17:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:17:37] [INFO ] [Real]Absence check using state equation in 19323 ms returned unknown
[2020-05-14 06:17:37] [INFO ] [Real]Absence check using 2 positive place invariants in 71 ms returned sat
[2020-05-14 06:17:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 65 ms returned sat
[2020-05-14 06:17:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:17:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:17:57] [INFO ] [Real]Absence check using state equation in 19462 ms returned (error "Failed to check-sat")
[2020-05-14 06:17:57] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:17:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 91 ms returned sat
[2020-05-14 06:17:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:18:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:18:17] [INFO ] [Real]Absence check using state equation in 19328 ms returned unknown
[2020-05-14 06:18:17] [INFO ] [Real]Absence check using 2 positive place invariants in 74 ms returned sat
[2020-05-14 06:18:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 63 ms returned sat
[2020-05-14 06:18:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:18:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:18:37] [INFO ] [Real]Absence check using state equation in 19382 ms returned (error "Failed to check-sat")
[2020-05-14 06:18:37] [INFO ] [Real]Absence check using 2 positive place invariants in 105 ms returned sat
[2020-05-14 06:18:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-05-14 06:18:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:18:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:18:57] [INFO ] [Real]Absence check using state equation in 19333 ms returned (error "Failed to check-sat")
[2020-05-14 06:18:57] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:18:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:18:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:19:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:19:17] [INFO ] [Real]Absence check using state equation in 19334 ms returned unknown
[2020-05-14 06:19:17] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:19:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:19:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:19:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:19:37] [INFO ] [Real]Absence check using state equation in 19302 ms returned unknown
[2020-05-14 06:19:37] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:19:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:19:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:19:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:19:57] [INFO ] [Real]Absence check using state equation in 19306 ms returned unknown
[2020-05-14 06:19:57] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:19:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:19:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:20:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:20:17] [INFO ] [Real]Absence check using state equation in 19298 ms returned unknown
[2020-05-14 06:20:17] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:20:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:20:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:20:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:20:37] [INFO ] [Real]Absence check using state equation in 19295 ms returned (error "Failed to check-sat")
[2020-05-14 06:20:37] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:20:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:20:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:20:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:20:57] [INFO ] [Real]Absence check using state equation in 19294 ms returned unknown
[2020-05-14 06:20:57] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:20:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:20:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:21:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:21:17] [INFO ] [Real]Absence check using state equation in 19286 ms returned unknown
[2020-05-14 06:21:17] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:21:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:21:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:21:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:21:37] [INFO ] [Real]Absence check using state equation in 19301 ms returned (error "Failed to check-sat")
[2020-05-14 06:21:37] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:21:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:21:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:21:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:21:57] [INFO ] [Real]Absence check using state equation in 19289 ms returned unknown
[2020-05-14 06:21:57] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:21:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:21:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:22:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:22:17] [INFO ] [Real]Absence check using state equation in 19268 ms returned unknown
[2020-05-14 06:22:17] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:22:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:22:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:22:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:22:37] [INFO ] [Real]Absence check using state equation in 19271 ms returned unknown
[2020-05-14 06:22:37] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:22:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:22:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:22:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:22:57] [INFO ] [Real]Absence check using state equation in 19258 ms returned unknown
[2020-05-14 06:22:57] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:22:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:22:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:23:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:23:17] [INFO ] [Real]Absence check using state equation in 19268 ms returned (error "Failed to check-sat")
[2020-05-14 06:23:18] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:23:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:23:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:23:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:23:37] [INFO ] [Real]Absence check using state equation in 19067 ms returned unknown
[2020-05-14 06:23:37] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:23:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:23:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:23:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:23:57] [INFO ] [Real]Absence check using state equation in 19247 ms returned (error "Failed to check-sat")
[2020-05-14 06:23:57] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:23:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:23:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:24:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:24:17] [INFO ] [Real]Absence check using state equation in 19249 ms returned (error "Failed to check-sat")
[2020-05-14 06:24:17] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:24:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:24:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:24:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:24:37] [INFO ] [Real]Absence check using state equation in 19242 ms returned (error "Failed to check-sat")
[2020-05-14 06:24:37] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:24:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 58 ms returned sat
[2020-05-14 06:24:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:24:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:24:57] [INFO ] [Real]Absence check using state equation in 19223 ms returned unknown
[2020-05-14 06:24:58] [INFO ] [Real]Absence check using 2 positive place invariants in 112 ms returned sat
[2020-05-14 06:24:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 93 ms returned sat
[2020-05-14 06:24:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:25:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:25:17] [INFO ] [Real]Absence check using state equation in 19056 ms returned (error "Failed to check-sat")
[2020-05-14 06:25:18] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:25:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:25:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:25:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:25:37] [INFO ] [Real]Absence check using state equation in 19069 ms returned (error "Failed to check-sat")
[2020-05-14 06:25:37] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:25:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:25:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:25:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:25:57] [INFO ] [Real]Absence check using state equation in 19326 ms returned unknown
[2020-05-14 06:25:58] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:25:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-05-14 06:25:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:26:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:26:17] [INFO ] [Real]Absence check using state equation in 19011 ms returned (error "Failed to check-sat")
[2020-05-14 06:26:17] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:26:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 92 ms returned sat
[2020-05-14 06:26:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:26:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:26:37] [INFO ] [Real]Absence check using state equation in 19199 ms returned (error "Failed to check-sat")
[2020-05-14 06:26:38] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:26:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:26:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:26:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:26:57] [INFO ] [Real]Absence check using state equation in 19199 ms returned unknown
[2020-05-14 06:26:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:26:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:26:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:27:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:27:17] [INFO ] [Real]Absence check using state equation in 19192 ms returned unknown
[2020-05-14 06:27:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:27:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:27:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:27:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:27:37] [INFO ] [Real]Absence check using state equation in 19191 ms returned unknown
[2020-05-14 06:27:37] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-05-14 06:27:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-05-14 06:27:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:27:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:27:57] [INFO ] [Real]Absence check using state equation in 19417 ms returned (error "Failed to check-sat")
[2020-05-14 06:27:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:27:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:27:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:28:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:28:17] [INFO ] [Real]Absence check using state equation in 19168 ms returned unknown
[2020-05-14 06:28:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:28:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:28:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:28:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:28:37] [INFO ] [Real]Absence check using state equation in 19077 ms returned (error "Failed to check-sat")
[2020-05-14 06:28:38] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:28:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:28:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:28:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:28:57] [INFO ] [Real]Absence check using state equation in 19168 ms returned (error "Failed to check-sat")
[2020-05-14 06:28:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:28:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:28:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:29:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:29:17] [INFO ] [Real]Absence check using state equation in 19169 ms returned unknown
[2020-05-14 06:29:18] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:29:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:29:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:29:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:29:37] [INFO ] [Real]Absence check using state equation in 19168 ms returned unknown
[2020-05-14 06:29:37] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-05-14 06:29:37] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 58 ms returned sat
[2020-05-14 06:29:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:29:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:29:57] [INFO ] [Real]Absence check using state equation in 19409 ms returned unknown
[2020-05-14 06:29:57] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-05-14 06:29:57] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-05-14 06:29:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:30:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:30:17] [INFO ] [Real]Absence check using state equation in 19405 ms returned (error "Failed to check-sat")
[2020-05-14 06:30:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:30:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:30:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:30:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:30:37] [INFO ] [Real]Absence check using state equation in 19045 ms returned unknown
[2020-05-14 06:30:38] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:30:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:30:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:30:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:30:57] [INFO ] [Real]Absence check using state equation in 19173 ms returned (error "Failed to check-sat")
[2020-05-14 06:30:58] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:30:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:30:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:31:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:31:17] [INFO ] [Real]Absence check using state equation in 19145 ms returned (error "Failed to check-sat")
[2020-05-14 06:31:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:31:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:31:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:31:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:31:37] [INFO ] [Real]Absence check using state equation in 19170 ms returned (error "Failed to check-sat")
[2020-05-14 06:31:38] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:31:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:31:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:31:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:31:57] [INFO ] [Real]Absence check using state equation in 19170 ms returned (error "Failed to check-sat")
[2020-05-14 06:31:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:31:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:31:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:32:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:32:17] [INFO ] [Real]Absence check using state equation in 19094 ms returned (error "Failed to check-sat")
[2020-05-14 06:32:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:32:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:32:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:32:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:32:37] [INFO ] [Real]Absence check using state equation in 19074 ms returned (error "Failed to check-sat")
[2020-05-14 06:32:38] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:32:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-05-14 06:32:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:32:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:32:57] [INFO ] [Real]Absence check using state equation in 19158 ms returned (error "Failed to check-sat")
[2020-05-14 06:32:58] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:32:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:32:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:33:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:33:17] [INFO ] [Real]Absence check using state equation in 19065 ms returned unknown
[2020-05-14 06:33:17] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-05-14 06:33:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 71 ms returned sat
[2020-05-14 06:33:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:33:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:33:37] [INFO ] [Real]Absence check using state equation in 19389 ms returned unknown
[2020-05-14 06:33:38] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:33:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 93 ms returned sat
[2020-05-14 06:33:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:33:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:33:57] [INFO ] [Real]Absence check using state equation in 19145 ms returned unknown
[2020-05-14 06:33:58] [INFO ] [Real]Absence check using 2 positive place invariants in 85 ms returned sat
[2020-05-14 06:33:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:33:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:34:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:34:17] [INFO ] [Real]Absence check using state equation in 19301 ms returned (error "Failed to check-sat")
[2020-05-14 06:34:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:34:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:34:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:34:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:34:37] [INFO ] [Real]Absence check using state equation in 19093 ms returned (error "Failed to check-sat")
[2020-05-14 06:34:38] [INFO ] [Real]Absence check using 2 positive place invariants in 79 ms returned sat
[2020-05-14 06:34:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 71 ms returned sat
[2020-05-14 06:34:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:34:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:34:57] [INFO ] [Real]Absence check using state equation in 19339 ms returned (error "Failed to check-sat")
[2020-05-14 06:34:58] [INFO ] [Real]Absence check using 2 positive place invariants in 107 ms returned sat
[2020-05-14 06:34:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:34:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:35:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:35:17] [INFO ] [Real]Absence check using state equation in 19097 ms returned unknown
[2020-05-14 06:35:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:35:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 62 ms returned sat
[2020-05-14 06:35:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:35:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:35:37] [INFO ] [Real]Absence check using state equation in 19158 ms returned unknown
[2020-05-14 06:35:38] [INFO ] [Real]Absence check using 2 positive place invariants in 106 ms returned sat
[2020-05-14 06:35:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:35:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:35:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:35:57] [INFO ] [Real]Absence check using state equation in 19088 ms returned unknown
[2020-05-14 06:35:58] [INFO ] [Real]Absence check using 2 positive place invariants in 68 ms returned sat
[2020-05-14 06:35:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 64 ms returned sat
[2020-05-14 06:35:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:36:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:36:17] [INFO ] [Real]Absence check using state equation in 19402 ms returned (error "Failed to check-sat")
[2020-05-14 06:36:18] [INFO ] [Real]Absence check using 2 positive place invariants in 70 ms returned sat
[2020-05-14 06:36:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 66 ms returned sat
[2020-05-14 06:36:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:36:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:36:37] [INFO ] [Real]Absence check using state equation in 19398 ms returned unknown
[2020-05-14 06:36:38] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-05-14 06:36:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:36:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:36:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:36:57] [INFO ] [Real]Absence check using state equation in 19319 ms returned (error "Failed to check-sat")
[2020-05-14 06:36:58] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-05-14 06:36:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:36:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:37:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:37:17] [INFO ] [Real]Absence check using state equation in 19430 ms returned (error "Failed to check-sat")
[2020-05-14 06:37:18] [INFO ] [Real]Absence check using 2 positive place invariants in 77 ms returned sat
[2020-05-14 06:37:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 67 ms returned sat
[2020-05-14 06:37:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:37:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:37:37] [INFO ] [Real]Absence check using state equation in 19392 ms returned unknown
[2020-05-14 06:37:38] [INFO ] [Real]Absence check using 2 positive place invariants in 84 ms returned sat
[2020-05-14 06:37:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 72 ms returned sat
[2020-05-14 06:37:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:37:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:37:57] [INFO ] [Real]Absence check using state equation in 19370 ms returned (error "Failed to check-sat")
[2020-05-14 06:37:58] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-05-14 06:37:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:37:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:38:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:38:17] [INFO ] [Real]Absence check using state equation in 19191 ms returned unknown
[2020-05-14 06:38:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:38:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:38:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:38:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:38:37] [INFO ] [Real]Absence check using state equation in 19330 ms returned (error "Failed to check-sat")
[2020-05-14 06:38:38] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:38:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:38:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:38:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:38:57] [INFO ] [Real]Absence check using state equation in 19319 ms returned unknown
[2020-05-14 06:38:58] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:38:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:38:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:39:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:39:17] [INFO ] [Real]Absence check using state equation in 19290 ms returned unknown
[2020-05-14 06:39:18] [INFO ] [Real]Absence check using 2 positive place invariants in 79 ms returned sat
[2020-05-14 06:39:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 67 ms returned sat
[2020-05-14 06:39:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:39:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:39:37] [INFO ] [Real]Absence check using state equation in 19382 ms returned unknown
[2020-05-14 06:39:38] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:39:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:39:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:39:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:39:57] [INFO ] [Real]Absence check using state equation in 19315 ms returned (error "Failed to check-sat")
[2020-05-14 06:39:57] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-05-14 06:39:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:39:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:40:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:40:17] [INFO ] [Real]Absence check using state equation in 19578 ms returned unknown
[2020-05-14 06:40:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:40:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:40:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:40:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:40:37] [INFO ] [Real]Absence check using state equation in 19302 ms returned (error "Failed to check-sat")
[2020-05-14 06:40:38] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:40:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:40:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:40:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:40:57] [INFO ] [Real]Absence check using state equation in 19303 ms returned (error "Failed to check-sat")
[2020-05-14 06:40:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:40:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:40:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:41:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:41:17] [INFO ] [Real]Absence check using state equation in 19220 ms returned (error "Failed to check-sat")
[2020-05-14 06:41:18] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:41:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:41:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:41:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:41:37] [INFO ] [Real]Absence check using state equation in 19237 ms returned (error "Failed to check-sat")
[2020-05-14 06:41:38] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:41:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:41:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:41:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:41:57] [INFO ] [Real]Absence check using state equation in 19275 ms returned (error "Failed to check-sat")
[2020-05-14 06:41:58] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:41:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:41:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:42:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:42:17] [INFO ] [Real]Absence check using state equation in 19277 ms returned (error "Failed to check-sat")
[2020-05-14 06:42:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:42:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 59 ms returned sat
[2020-05-14 06:42:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:42:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:42:37] [INFO ] [Real]Absence check using state equation in 19319 ms returned unknown
[2020-05-14 06:42:38] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:42:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:42:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:42:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:42:57] [INFO ] [Real]Absence check using state equation in 19256 ms returned (error "Failed to check-sat")
[2020-05-14 06:42:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:42:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:42:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:43:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:43:17] [INFO ] [Real]Absence check using state equation in 19234 ms returned (error "Failed to check-sat")
[2020-05-14 06:43:18] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-05-14 06:43:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:43:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:43:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:43:37] [INFO ] [Real]Absence check using state equation in 19384 ms returned (error "Failed to check-sat")
[2020-05-14 06:43:38] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:43:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:43:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:43:57] [INFO ] [Real]Absence check using state equation in 19211 ms returned (error "Solver has unexpectedly terminated")
[2020-05-14 06:43:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:43:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-05-14 06:43:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:44:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:44:17] [INFO ] [Real]Absence check using state equation in 19045 ms returned unknown
[2020-05-14 06:44:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:44:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:44:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:44:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:44:37] [INFO ] [Real]Absence check using state equation in 19243 ms returned (error "Failed to check-sat")
[2020-05-14 06:44:38] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:44:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:44:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:44:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:44:57] [INFO ] [Real]Absence check using state equation in 19218 ms returned (error "Failed to check-sat")
[2020-05-14 06:44:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:44:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:44:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:45:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:45:17] [INFO ] [Real]Absence check using state equation in 19227 ms returned unknown
[2020-05-14 06:45:18] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:45:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:45:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:45:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:45:37] [INFO ] [Real]Absence check using state equation in 19281 ms returned unknown
[2020-05-14 06:45:38] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:45:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:45:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:45:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:45:57] [INFO ] [Real]Absence check using state equation in 19032 ms returned (error "Failed to check-sat")
[2020-05-14 06:45:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:45:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:45:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:46:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:46:17] [INFO ] [Real]Absence check using state equation in 19206 ms returned (error "Failed to check-sat")
[2020-05-14 06:46:18] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-05-14 06:46:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:46:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:46:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:46:37] [INFO ] [Real]Absence check using state equation in 19392 ms returned unknown
[2020-05-14 06:46:38] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:46:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:46:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:46:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:46:57] [INFO ] [Real]Absence check using state equation in 19153 ms returned (error "Failed to check-sat")
[2020-05-14 06:46:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:46:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:46:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:47:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:47:17] [INFO ] [Real]Absence check using state equation in 19211 ms returned unknown
[2020-05-14 06:47:18] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:47:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:47:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:47:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:47:37] [INFO ] [Real]Absence check using state equation in 19386 ms returned unknown
[2020-05-14 06:47:38] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-05-14 06:47:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 52 ms returned sat
[2020-05-14 06:47:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:47:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:47:57] [INFO ] [Real]Absence check using state equation in 19412 ms returned unknown
[2020-05-14 06:47:58] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:47:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:47:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:48:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:48:17] [INFO ] [Real]Absence check using state equation in 19392 ms returned (error "Failed to check-sat")
[2020-05-14 06:48:18] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:48:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:48:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:48:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:48:37] [INFO ] [Real]Absence check using state equation in 19402 ms returned unknown
[2020-05-14 06:48:38] [INFO ] [Real]Absence check using 2 positive place invariants in 70 ms returned sat
[2020-05-14 06:48:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 59 ms returned sat
[2020-05-14 06:48:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:48:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:48:57] [INFO ] [Real]Absence check using state equation in 19413 ms returned (error "Failed to check-sat")
[2020-05-14 06:48:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:48:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:48:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:49:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:49:17] [INFO ] [Real]Absence check using state equation in 19189 ms returned (error "Failed to check-sat")
[2020-05-14 06:49:18] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:49:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:49:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:49:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:49:37] [INFO ] [Real]Absence check using state equation in 19179 ms returned unknown
[2020-05-14 06:49:38] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:49:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:49:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:49:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:49:57] [INFO ] [Real]Absence check using state equation in 19398 ms returned (error "Failed to check-sat")
[2020-05-14 06:49:58] [INFO ] [Real]Absence check using 2 positive place invariants in 65 ms returned sat
[2020-05-14 06:49:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 53 ms returned sat
[2020-05-14 06:49:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:50:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:50:17] [INFO ] [Real]Absence check using state equation in 19410 ms returned (error "Failed to check-sat")
[2020-05-14 06:50:18] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-05-14 06:50:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:50:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:50:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:50:37] [INFO ] [Real]Absence check using state equation in 19410 ms returned (error "Failed to check-sat")
[2020-05-14 06:50:38] [INFO ] [Real]Absence check using 2 positive place invariants in 68 ms returned sat
[2020-05-14 06:50:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:50:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:50:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:50:57] [INFO ] [Real]Absence check using state equation in 19228 ms returned unknown
[2020-05-14 06:50:58] [INFO ] [Real]Absence check using 2 positive place invariants in 69 ms returned sat
[2020-05-14 06:50:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:50:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:51:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:51:17] [INFO ] [Real]Absence check using state equation in 19401 ms returned unknown
[2020-05-14 06:51:18] [INFO ] [Real]Absence check using 2 positive place invariants in 69 ms returned sat
[2020-05-14 06:51:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 58 ms returned sat
[2020-05-14 06:51:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:51:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:51:37] [INFO ] [Real]Absence check using state equation in 19389 ms returned (error "Failed to check-sat")
[2020-05-14 06:51:38] [INFO ] [Real]Absence check using 2 positive place invariants in 85 ms returned sat
[2020-05-14 06:51:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:51:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:51:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:51:57] [INFO ] [Real]Absence check using state equation in 19282 ms returned (error "Failed to check-sat")
[2020-05-14 06:51:58] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:51:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:51:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:52:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:52:17] [INFO ] [Real]Absence check using state equation in 19145 ms returned (error "Failed to check-sat")
[2020-05-14 06:52:18] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:52:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:52:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:52:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:52:37] [INFO ] [Real]Absence check using state equation in 19139 ms returned unknown
[2020-05-14 06:52:38] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-05-14 06:52:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 80 ms returned sat
[2020-05-14 06:52:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:52:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:52:57] [INFO ] [Real]Absence check using state equation in 19331 ms returned unknown
[2020-05-14 06:52:58] [INFO ] [Real]Absence check using 2 positive place invariants in 66 ms returned sat
[2020-05-14 06:52:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:52:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:53:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:53:17] [INFO ] [Real]Absence check using state equation in 19408 ms returned unknown
[2020-05-14 06:53:18] [INFO ] [Real]Absence check using 2 positive place invariants in 79 ms returned sat
[2020-05-14 06:53:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 87 ms returned sat
[2020-05-14 06:53:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:53:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:53:37] [INFO ] [Real]Absence check using state equation in 19306 ms returned unknown
[2020-05-14 06:53:38] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:53:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:53:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:53:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:53:57] [INFO ] [Real]Absence check using state equation in 19249 ms returned (error "Failed to check-sat")
[2020-05-14 06:53:58] [INFO ] [Real]Absence check using 2 positive place invariants in 96 ms returned sat
[2020-05-14 06:53:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 82 ms returned sat
[2020-05-14 06:53:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:54:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:54:17] [INFO ] [Real]Absence check using state equation in 19152 ms returned (error "Failed to check-sat")
[2020-05-14 06:54:18] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:54:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:54:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:54:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:54:37] [INFO ] [Real]Absence check using state equation in 19119 ms returned unknown
[2020-05-14 06:54:38] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:54:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:54:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:54:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:54:57] [INFO ] [Real]Absence check using state equation in 19143 ms returned (error "Failed to check-sat")
[2020-05-14 06:54:58] [INFO ] [Real]Absence check using 2 positive place invariants in 105 ms returned sat
[2020-05-14 06:54:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-05-14 06:54:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:55:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:55:17] [INFO ] [Real]Absence check using state equation in 19136 ms returned (error "Failed to check-sat")
[2020-05-14 06:55:18] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:55:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:55:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:55:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:55:37] [INFO ] [Real]Absence check using state equation in 19271 ms returned (error "Failed to check-sat")
[2020-05-14 06:55:38] [INFO ] [Real]Absence check using 2 positive place invariants in 80 ms returned sat
[2020-05-14 06:55:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:55:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:55:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:55:57] [INFO ] [Real]Absence check using state equation in 19357 ms returned (error "Failed to check-sat")
[2020-05-14 06:55:58] [INFO ] [Real]Absence check using 2 positive place invariants in 68 ms returned sat
[2020-05-14 06:55:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 57 ms returned sat
[2020-05-14 06:55:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:56:17] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:56:17] [INFO ] [Real]Absence check using state equation in 19214 ms returned unknown
[2020-05-14 06:56:18] [INFO ] [Real]Absence check using 2 positive place invariants in 63 ms returned sat
[2020-05-14 06:56:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 06:56:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:56:37] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:56:37] [INFO ] [Real]Absence check using state equation in 19579 ms returned unknown
[2020-05-14 06:56:38] [INFO ] [Real]Absence check using 2 positive place invariants in 73 ms returned sat
[2020-05-14 06:56:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 68 ms returned sat
[2020-05-14 06:56:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:56:57] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:56:57] [INFO ] [Real]Absence check using state equation in 19390 ms returned (error "Failed to check-sat")
[2020-05-14 06:56:58] [INFO ] [Real]Absence check using 2 positive place invariants in 103 ms returned sat
[2020-05-14 06:56:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:56:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:57:18] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:57:18] [INFO ] [Real]Absence check using state equation in 19070 ms returned (error "Failed to check-sat")
[2020-05-14 06:57:18] [INFO ] [Real]Absence check using 2 positive place invariants in 104 ms returned sat
[2020-05-14 06:57:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 89 ms returned sat
[2020-05-14 06:57:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:57:38] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:57:38] [INFO ] [Real]Absence check using state equation in 19257 ms returned unknown
[2020-05-14 06:57:38] [INFO ] [Real]Absence check using 2 positive place invariants in 70 ms returned sat
[2020-05-14 06:57:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 61 ms returned sat
[2020-05-14 06:57:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:57:58] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:57:58] [INFO ] [Real]Absence check using state equation in 19414 ms returned (error "Failed to check-sat")
[2020-05-14 06:57:58] [INFO ] [Real]Absence check using 2 positive place invariants in 67 ms returned sat
[2020-05-14 06:57:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:57:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:58:18] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:58:18] [INFO ] [Real]Absence check using state equation in 19398 ms returned unknown
[2020-05-14 06:58:18] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:58:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:58:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:58:38] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:58:38] [INFO ] [Real]Absence check using state equation in 19316 ms returned unknown
[2020-05-14 06:58:38] [INFO ] [Real]Absence check using 2 positive place invariants in 105 ms returned sat
[2020-05-14 06:58:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 90 ms returned sat
[2020-05-14 06:58:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:58:58] [INFO ] [Real]Absence check using state equation in 19316 ms returned (error "Failed to check-sat")
[2020-05-14 06:58:58] [INFO ] [Real]Absence check using 2 positive place invariants in 102 ms returned sat
[2020-05-14 06:58:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 88 ms returned sat
[2020-05-14 06:58:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:59:18] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:59:18] [INFO ] [Real]Absence check using state equation in 19280 ms returned (error "Failed to check-sat")
[2020-05-14 06:59:18] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-05-14 06:59:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:59:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:59:38] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:59:38] [INFO ] [Real]Absence check using state equation in 19400 ms returned (error "Failed to check-sat")
[2020-05-14 06:59:38] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-05-14 06:59:38] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:59:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 06:59:58] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 06:59:58] [INFO ] [Real]Absence check using state equation in 19189 ms returned unknown
[2020-05-14 06:59:58] [INFO ] [Real]Absence check using 2 positive place invariants in 64 ms returned sat
[2020-05-14 06:59:58] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 55 ms returned sat
[2020-05-14 06:59:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 07:00:18] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 07:00:18] [INFO ] [Real]Absence check using state equation in 19401 ms returned (error "Failed to check-sat")
[2020-05-14 07:00:18] [INFO ] [Real]Absence check using 2 positive place invariants in 62 ms returned sat
[2020-05-14 07:00:18] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 56 ms returned sat
[2020-05-14 07:00:18] [INFO ] [Real]Adding state equation constraints to refine reachable states.

BK_TIME_CONFINEMENT_REACHED

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination LTLFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

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="itstools"
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 itstools"
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 r006-smll-158897515700222"
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 ;