fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r006-smll-158897515800238
Last Updated
Jun 28, 2020

About the Execution of ITS-Tools for AirplaneLD-COL-4000

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15742.870 3600000.00 3583539.00 9161.00 [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-158897515800238.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-4000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r006-smll-158897515800238
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 800K
-rw-r--r-- 1 mcc users 3.9K Mar 24 11:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 24 11:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 24 10:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 24 10:26 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 3.8K Apr 8 14:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K 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 4.1K Mar 24 08:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 24 08:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 24 07:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 24 07:41 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 24 08:45 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 620K 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-4000-00
FORMULA_NAME AirplaneLD-COL-4000-01
FORMULA_NAME AirplaneLD-COL-4000-02
FORMULA_NAME AirplaneLD-COL-4000-03
FORMULA_NAME AirplaneLD-COL-4000-04
FORMULA_NAME AirplaneLD-COL-4000-05
FORMULA_NAME AirplaneLD-COL-4000-06
FORMULA_NAME AirplaneLD-COL-4000-07
FORMULA_NAME AirplaneLD-COL-4000-08
FORMULA_NAME AirplaneLD-COL-4000-09
FORMULA_NAME AirplaneLD-COL-4000-10
FORMULA_NAME AirplaneLD-COL-4000-11
FORMULA_NAME AirplaneLD-COL-4000-12
FORMULA_NAME AirplaneLD-COL-4000-13
FORMULA_NAME AirplaneLD-COL-4000-14
FORMULA_NAME AirplaneLD-COL-4000-15

=== Now, execution of the tool begins

BK_START 1589453125533

[2020-05-14 10:45:28] [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 10:45:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-14 10:45:28] [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 10:45:30] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1489 ms
[2020-05-14 10:45:30] [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 10:45:30] [INFO ] Detected 3 constant HL places corresponding to 12002 PT places.
[2020-05-14 10:45:30] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 28019 PT places and 48012.0 transition bindings in 69 ms.
[2020-05-14 10:45:30] [INFO ] Computed order based on color domains.
[2020-05-14 10:45:30] [INFO ] Unfolded HLPN to a Petri net with 28019 places and 32008 transitions in 243 ms.
[2020-05-14 10:45:30] [INFO ] Unfolded HLPN properties in 27 ms.
[2020-05-14 10:45:30] [INFO ] Reduced 3999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 3999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 7999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 3999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 3999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 3999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 3999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 3999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 7999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 7999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 7999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 7999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 7999 identical enabling conditions.
[2020-05-14 10:45:30] [INFO ] Reduced 1 identical enabling conditions.
Reduce places removed 12002 places and 0 transitions.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 1183 ms.
Working with output stream class java.io.PrintStream
Interrupted random walk after 22004 steps, including 2765 resets, run timeout after 30001 ms. 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0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1]
// Phase 1: matrix 32008 rows 16017 cols
[2020-05-14 10:46:28] [INFO ] Computed 3 place invariants in 26816 ms
[2020-05-14 10:46:32] [INFO ] [Real]Absence check using 2 positive place invariants in 899 ms returned sat
[2020-05-14 10:46:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 550 ms returned sat
[2020-05-14 10:46:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:46:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:46:48] [INFO ] [Real]Absence check using state equation in 15698 ms returned (error "Failed to check-sat")
[2020-05-14 10:46:52] [INFO ] [Real]Absence check using 2 positive place invariants in 808 ms returned sat
[2020-05-14 10:46:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 613 ms returned sat
[2020-05-14 10:46:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:47:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:47:08] [INFO ] [Real]Absence check using state equation in 16063 ms returned (error "Failed to check-sat")
[2020-05-14 10:47:12] [INFO ] [Real]Absence check using 2 positive place invariants in 882 ms returned sat
[2020-05-14 10:47:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 10:47:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:47:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:47:28] [INFO ] [Real]Absence check using state equation in 15842 ms returned unknown
[2020-05-14 10:47:32] [INFO ] [Real]Absence check using 2 positive place invariants in 878 ms returned sat
[2020-05-14 10:47:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 540 ms returned sat
[2020-05-14 10:47:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:47:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:47:48] [INFO ] [Real]Absence check using state equation in 15785 ms returned (error "Failed to check-sat")
[2020-05-14 10:47:52] [INFO ] [Real]Absence check using 2 positive place invariants in 844 ms returned sat
[2020-05-14 10:47:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 658 ms returned sat
[2020-05-14 10:47:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:48:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:48:08] [INFO ] [Real]Absence check using state equation in 15594 ms returned unknown
[2020-05-14 10:48:12] [INFO ] [Real]Absence check using 2 positive place invariants in 806 ms returned sat
[2020-05-14 10:48:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 545 ms returned sat
[2020-05-14 10:48:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:48:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:48:28] [INFO ] [Real]Absence check using state equation in 16194 ms returned (error "Failed to check-sat")
[2020-05-14 10:48:31] [INFO ] [Real]Absence check using 2 positive place invariants in 661 ms returned sat
[2020-05-14 10:48:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 783 ms returned sat
[2020-05-14 10:48:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:48:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:48:48] [INFO ] [Real]Absence check using state equation in 16258 ms returned (error "Failed to check-sat")
[2020-05-14 10:48:52] [INFO ] [Real]Absence check using 2 positive place invariants in 805 ms returned sat
[2020-05-14 10:48:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 559 ms returned sat
[2020-05-14 10:48:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:49:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:49:08] [INFO ] [Real]Absence check using state equation in 15665 ms returned unknown
[2020-05-14 10:49:12] [INFO ] [Real]Absence check using 2 positive place invariants in 808 ms returned sat
[2020-05-14 10:49:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 548 ms returned sat
[2020-05-14 10:49:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:49:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:49:28] [INFO ] [Real]Absence check using state equation in 15716 ms returned (error "Failed to check-sat")
[2020-05-14 10:49:31] [INFO ] [Real]Absence check using 2 positive place invariants in 804 ms returned sat
[2020-05-14 10:49:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 600 ms returned sat
[2020-05-14 10:49:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:49:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:49:48] [INFO ] [Real]Absence check using state equation in 16498 ms returned unknown
[2020-05-14 10:49:52] [INFO ] [Real]Absence check using 2 positive place invariants in 777 ms returned sat
[2020-05-14 10:49:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 637 ms returned sat
[2020-05-14 10:49:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:50:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:50:08] [INFO ] [Real]Absence check using state equation in 15573 ms returned (error "Failed to check-sat")
[2020-05-14 10:50:12] [INFO ] [Real]Absence check using 2 positive place invariants in 886 ms returned sat
[2020-05-14 10:50:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 551 ms returned sat
[2020-05-14 10:50:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:50:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:50:28] [INFO ] [Real]Absence check using state equation in 15874 ms returned (error "Failed to check-sat")
[2020-05-14 10:50:32] [INFO ] [Real]Absence check using 2 positive place invariants in 664 ms returned sat
[2020-05-14 10:50:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 796 ms returned sat
[2020-05-14 10:50:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:50:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:50:49] [INFO ] [Real]Absence check using state equation in 15849 ms returned unknown
[2020-05-14 10:50:51] [INFO ] [Real]Absence check using 2 positive place invariants in 790 ms returned sat
[2020-05-14 10:50:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 564 ms returned sat
[2020-05-14 10:50:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:51:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:51:09] [INFO ] [Real]Absence check using state equation in 16471 ms returned unknown
[2020-05-14 10:51:12] [INFO ] [Real]Absence check using 2 positive place invariants in 664 ms returned sat
[2020-05-14 10:51:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 650 ms returned sat
[2020-05-14 10:51:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:51:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:51:29] [INFO ] [Real]Absence check using state equation in 15876 ms returned unknown
[2020-05-14 10:51:32] [INFO ] [Real]Absence check using 2 positive place invariants in 878 ms returned sat
[2020-05-14 10:51:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 547 ms returned sat
[2020-05-14 10:51:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:51:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:51:49] [INFO ] [Real]Absence check using state equation in 15925 ms returned (error "Failed to check-sat")
[2020-05-14 10:51:52] [INFO ] [Real]Absence check using 2 positive place invariants in 814 ms returned sat
[2020-05-14 10:51:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 561 ms returned sat
[2020-05-14 10:51:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:52:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:52:09] [INFO ] [Real]Absence check using state equation in 15800 ms returned (error "Failed to check-sat")
[2020-05-14 10:52:12] [INFO ] [Real]Absence check using 2 positive place invariants in 666 ms returned sat
[2020-05-14 10:52:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 624 ms returned sat
[2020-05-14 10:52:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:52:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:52:29] [INFO ] [Real]Absence check using state equation in 15798 ms returned (error "Failed to check-sat")
[2020-05-14 10:52:32] [INFO ] [Real]Absence check using 2 positive place invariants in 828 ms returned sat
[2020-05-14 10:52:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 634 ms returned sat
[2020-05-14 10:52:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:52:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:52:49] [INFO ] [Real]Absence check using state equation in 15781 ms returned unknown
[2020-05-14 10:52:52] [INFO ] [Real]Absence check using 2 positive place invariants in 668 ms returned sat
[2020-05-14 10:52:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 638 ms returned sat
[2020-05-14 10:52:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:53:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:53:09] [INFO ] [Real]Absence check using state equation in 15972 ms returned unknown
[2020-05-14 10:53:12] [INFO ] [Real]Absence check using 2 positive place invariants in 811 ms returned sat
[2020-05-14 10:53:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 558 ms returned sat
[2020-05-14 10:53:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:53:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:53:29] [INFO ] [Real]Absence check using state equation in 15839 ms returned (error "Failed to check-sat")
[2020-05-14 10:53:32] [INFO ] [Real]Absence check using 2 positive place invariants in 888 ms returned sat
[2020-05-14 10:53:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 573 ms returned sat
[2020-05-14 10:53:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:53:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:53:49] [INFO ] [Real]Absence check using state equation in 15608 ms returned (error "Failed to check-sat")
[2020-05-14 10:53:52] [INFO ] [Real]Absence check using 2 positive place invariants in 847 ms returned sat
[2020-05-14 10:53:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 624 ms returned sat
[2020-05-14 10:53:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:54:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:54:09] [INFO ] [Real]Absence check using state equation in 15885 ms returned (error "Failed to check-sat")
[2020-05-14 10:54:12] [INFO ] [Real]Absence check using 2 positive place invariants in 789 ms returned sat
[2020-05-14 10:54:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 557 ms returned sat
[2020-05-14 10:54:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:54:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:54:29] [INFO ] [Real]Absence check using state equation in 15840 ms returned unknown
[2020-05-14 10:54:32] [INFO ] [Real]Absence check using 2 positive place invariants in 893 ms returned sat
[2020-05-14 10:54:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 578 ms returned sat
[2020-05-14 10:54:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:54:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:54:49] [INFO ] [Real]Absence check using state equation in 15619 ms returned (error "Failed to check-sat")
[2020-05-14 10:54:52] [INFO ] [Real]Absence check using 2 positive place invariants in 886 ms returned sat
[2020-05-14 10:54:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 561 ms returned sat
[2020-05-14 10:54:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:55:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:55:09] [INFO ] [Real]Absence check using state equation in 16046 ms returned unknown
[2020-05-14 10:55:12] [INFO ] [Real]Absence check using 2 positive place invariants in 784 ms returned sat
[2020-05-14 10:55:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 725 ms returned sat
[2020-05-14 10:55:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:55:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:55:29] [INFO ] [Real]Absence check using state equation in 15710 ms returned unknown
[2020-05-14 10:55:32] [INFO ] [Real]Absence check using 2 positive place invariants in 687 ms returned sat
[2020-05-14 10:55:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 783 ms returned sat
[2020-05-14 10:55:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:55:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:55:49] [INFO ] [Real]Absence check using state equation in 16010 ms returned (error "Failed to check-sat")
[2020-05-14 10:55:52] [INFO ] [Real]Absence check using 2 positive place invariants in 754 ms returned sat
[2020-05-14 10:55:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 558 ms returned sat
[2020-05-14 10:55:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:56:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:56:09] [INFO ] [Real]Absence check using state equation in 16575 ms returned (error "Failed to check-sat")
[2020-05-14 10:56:12] [INFO ] [Real]Absence check using 2 positive place invariants in 928 ms returned sat
[2020-05-14 10:56:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 842 ms returned sat
[2020-05-14 10:56:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:56:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:56:29] [INFO ] [Real]Absence check using state equation in 15671 ms returned (error "Failed to check-sat")
[2020-05-14 10:56:32] [INFO ] [Real]Absence check using 2 positive place invariants in 889 ms returned sat
[2020-05-14 10:56:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 575 ms returned sat
[2020-05-14 10:56:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:56:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:56:49] [INFO ] [Real]Absence check using state equation in 15693 ms returned unknown
[2020-05-14 10:56:53] [INFO ] [Real]Absence check using 2 positive place invariants in 871 ms returned sat
[2020-05-14 10:56:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 867 ms returned sat
[2020-05-14 10:56:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:57:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:57:09] [INFO ] [Real]Absence check using state equation in 15236 ms returned (error "Failed to check-sat")
[2020-05-14 10:57:12] [INFO ] [Real]Absence check using 2 positive place invariants in 748 ms returned sat
[2020-05-14 10:57:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 805 ms returned sat
[2020-05-14 10:57:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:57:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:57:29] [INFO ] [Real]Absence check using state equation in 15590 ms returned (error "Failed to check-sat")
[2020-05-14 10:57:33] [INFO ] [Real]Absence check using 2 positive place invariants in 896 ms returned sat
[2020-05-14 10:57:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 551 ms returned sat
[2020-05-14 10:57:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:57:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:57:49] [INFO ] [Real]Absence check using state equation in 15669 ms returned unknown
[2020-05-14 10:57:53] [INFO ] [Real]Absence check using 2 positive place invariants in 878 ms returned sat
[2020-05-14 10:57:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 651 ms returned sat
[2020-05-14 10:57:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:58:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:58:09] [INFO ] [Real]Absence check using state equation in 15536 ms returned (error "Failed to check-sat")
[2020-05-14 10:58:12] [INFO ] [Real]Absence check using 2 positive place invariants in 695 ms returned sat
[2020-05-14 10:58:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 747 ms returned sat
[2020-05-14 10:58:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:58:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:58:29] [INFO ] [Real]Absence check using state equation in 15615 ms returned unknown
[2020-05-14 10:58:32] [INFO ] [Real]Absence check using 2 positive place invariants in 767 ms returned sat
[2020-05-14 10:58:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 579 ms returned sat
[2020-05-14 10:58:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:58:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:58:49] [INFO ] [Real]Absence check using state equation in 16539 ms returned (error "Failed to check-sat")
[2020-05-14 10:58:52] [INFO ] [Real]Absence check using 2 positive place invariants in 789 ms returned sat
[2020-05-14 10:58:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 561 ms returned sat
[2020-05-14 10:58:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:59:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:59:09] [INFO ] [Real]Absence check using state equation in 16024 ms returned (error "Failed to check-sat")
[2020-05-14 10:59:12] [INFO ] [Real]Absence check using 2 positive place invariants in 576 ms returned sat
[2020-05-14 10:59:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 541 ms returned sat
[2020-05-14 10:59:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:59:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:59:29] [INFO ] [Real]Absence check using state equation in 16084 ms returned (error "Failed to check-sat")
[2020-05-14 10:59:32] [INFO ] [Real]Absence check using 2 positive place invariants in 686 ms returned sat
[2020-05-14 10:59:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 585 ms returned sat
[2020-05-14 10:59:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 10:59:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 10:59:49] [INFO ] [Real]Absence check using state equation in 15754 ms returned (error "Failed to check-sat")
[2020-05-14 10:59:52] [INFO ] [Real]Absence check using 2 positive place invariants in 786 ms returned sat
[2020-05-14 10:59:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 553 ms returned sat
[2020-05-14 10:59:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:00:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:00:09] [INFO ] [Real]Absence check using state equation in 16068 ms returned unknown
[2020-05-14 11:00:12] [INFO ] [Real]Absence check using 2 positive place invariants in 884 ms returned sat
[2020-05-14 11:00:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 579 ms returned sat
[2020-05-14 11:00:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:00:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:00:29] [INFO ] [Real]Absence check using state equation in 15847 ms returned (error "Failed to check-sat")
[2020-05-14 11:00:33] [INFO ] [Real]Absence check using 2 positive place invariants in 899 ms returned sat
[2020-05-14 11:00:34] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 573 ms returned sat
[2020-05-14 11:00:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:00:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:00:49] [INFO ] [Real]Absence check using state equation in 15330 ms returned (error "Failed to check-sat")
[2020-05-14 11:00:52] [INFO ] [Real]Absence check using 2 positive place invariants in 781 ms returned sat
[2020-05-14 11:00:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 726 ms returned sat
[2020-05-14 11:00:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:01:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:01:09] [INFO ] [Real]Absence check using state equation in 15929 ms returned (error "Failed to check-sat")
[2020-05-14 11:01:13] [INFO ] [Real]Absence check using 2 positive place invariants in 911 ms returned sat
[2020-05-14 11:01:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 553 ms returned sat
[2020-05-14 11:01:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:01:29] [INFO ] [Real]Absence check using state equation in 15823 ms returned (error "Solver has unexpectedly terminated")
[2020-05-14 11:01:33] [INFO ] [Real]Absence check using 2 positive place invariants in 838 ms returned sat
[2020-05-14 11:01:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 693 ms returned sat
[2020-05-14 11:01:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:01:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:01:49] [INFO ] [Real]Absence check using state equation in 15571 ms returned (error "Failed to check-sat")
[2020-05-14 11:01:53] [INFO ] [Real]Absence check using 2 positive place invariants in 814 ms returned sat
[2020-05-14 11:01:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 576 ms returned sat
[2020-05-14 11:01:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:02:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:02:09] [INFO ] [Real]Absence check using state equation in 15638 ms returned unknown
[2020-05-14 11:02:13] [INFO ] [Real]Absence check using 2 positive place invariants in 679 ms returned sat
[2020-05-14 11:02:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 574 ms returned sat
[2020-05-14 11:02:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:02:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:02:29] [INFO ] [Real]Absence check using state equation in 15784 ms returned unknown
[2020-05-14 11:02:32] [INFO ] [Real]Absence check using 2 positive place invariants in 627 ms returned sat
[2020-05-14 11:02:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 596 ms returned sat
[2020-05-14 11:02:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:02:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:02:49] [INFO ] [Real]Absence check using state equation in 16550 ms returned unknown
[2020-05-14 11:02:53] [INFO ] [Real]Absence check using 2 positive place invariants in 786 ms returned sat
[2020-05-14 11:02:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 687 ms returned sat
[2020-05-14 11:02:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:03:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:03:09] [INFO ] [Real]Absence check using state equation in 15624 ms returned unknown
[2020-05-14 11:03:12] [INFO ] [Real]Absence check using 2 positive place invariants in 613 ms returned sat
[2020-05-14 11:03:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 804 ms returned sat
[2020-05-14 11:03:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:03:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:03:29] [INFO ] [Real]Absence check using state equation in 15866 ms returned unknown
[2020-05-14 11:03:32] [INFO ] [Real]Absence check using 2 positive place invariants in 589 ms returned sat
[2020-05-14 11:03:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 890 ms returned sat
[2020-05-14 11:03:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:03:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:03:49] [INFO ] [Real]Absence check using state equation in 16540 ms returned unknown
[2020-05-14 11:03:52] [INFO ] [Real]Absence check using 2 positive place invariants in 612 ms returned sat
[2020-05-14 11:03:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 579 ms returned sat
[2020-05-14 11:03:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:04:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:04:09] [INFO ] [Real]Absence check using state equation in 16819 ms returned (error "Failed to check-sat")
[2020-05-14 11:04:13] [INFO ] [Real]Absence check using 2 positive place invariants in 857 ms returned sat
[2020-05-14 11:04:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 578 ms returned sat
[2020-05-14 11:04:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:04:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:04:29] [INFO ] [Real]Absence check using state equation in 15817 ms returned (error "Failed to check-sat")
[2020-05-14 11:04:33] [INFO ] [Real]Absence check using 2 positive place invariants in 837 ms returned sat
[2020-05-14 11:04:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 655 ms returned sat
[2020-05-14 11:04:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:04:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:04:49] [INFO ] [Real]Absence check using state equation in 15569 ms returned unknown
[2020-05-14 11:04:52] [INFO ] [Real]Absence check using 2 positive place invariants in 760 ms returned sat
[2020-05-14 11:04:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 773 ms returned sat
[2020-05-14 11:04:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:05:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:05:09] [INFO ] [Real]Absence check using state equation in 16319 ms returned (error "Failed to check-sat")
[2020-05-14 11:05:13] [INFO ] [Real]Absence check using 2 positive place invariants in 893 ms returned sat
[2020-05-14 11:05:14] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 762 ms returned sat
[2020-05-14 11:05:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:05:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:05:29] [INFO ] [Real]Absence check using state equation in 15339 ms returned (error "Failed to check-sat")
[2020-05-14 11:05:33] [INFO ] [Real]Absence check using 2 positive place invariants in 711 ms returned sat
[2020-05-14 11:05:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 554 ms returned sat
[2020-05-14 11:05:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:05:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:05:49] [INFO ] [Real]Absence check using state equation in 15656 ms returned unknown
[2020-05-14 11:05:52] [INFO ] [Real]Absence check using 2 positive place invariants in 615 ms returned sat
[2020-05-14 11:05:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 581 ms returned sat
[2020-05-14 11:05:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:06:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:06:09] [INFO ] [Real]Absence check using state equation in 16756 ms returned unknown
[2020-05-14 11:06:13] [INFO ] [Real]Absence check using 2 positive place invariants in 897 ms returned sat
[2020-05-14 11:06:14] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 633 ms returned sat
[2020-05-14 11:06:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:06:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:06:29] [INFO ] [Real]Absence check using state equation in 15370 ms returned unknown
[2020-05-14 11:06:33] [INFO ] [Real]Absence check using 2 positive place invariants in 836 ms returned sat
[2020-05-14 11:06:34] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 888 ms returned sat
[2020-05-14 11:06:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:06:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:06:49] [INFO ] [Real]Absence check using state equation in 15083 ms returned (error "Failed to check-sat")
[2020-05-14 11:06:53] [INFO ] [Real]Absence check using 2 positive place invariants in 942 ms returned sat
[2020-05-14 11:06:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 708 ms returned sat
[2020-05-14 11:06:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:07:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:07:09] [INFO ] [Real]Absence check using state equation in 15230 ms returned (error "Failed to check-sat")
[2020-05-14 11:07:13] [INFO ] [Real]Absence check using 2 positive place invariants in 830 ms returned sat
[2020-05-14 11:07:14] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 797 ms returned sat
[2020-05-14 11:07:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:07:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:07:29] [INFO ] [Real]Absence check using state equation in 15067 ms returned unknown
[2020-05-14 11:07:33] [INFO ] [Real]Absence check using 2 positive place invariants in 876 ms returned sat
[2020-05-14 11:07:34] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 887 ms returned sat
[2020-05-14 11:07:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:07:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:07:49] [INFO ] [Real]Absence check using state equation in 15163 ms returned (error "Failed to check-sat")
[2020-05-14 11:07:53] [INFO ] [Real]Absence check using 2 positive place invariants in 798 ms returned sat
[2020-05-14 11:07:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 782 ms returned sat
[2020-05-14 11:07:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:08:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:08:09] [INFO ] [Real]Absence check using state equation in 15125 ms returned (error "Failed to check-sat")
[2020-05-14 11:08:12] [INFO ] [Real]Absence check using 2 positive place invariants in 593 ms returned sat
[2020-05-14 11:08:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 581 ms returned sat
[2020-05-14 11:08:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:08:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:08:29] [INFO ] [Real]Absence check using state equation in 16678 ms returned (error "Failed to check-sat")
[2020-05-14 11:08:32] [INFO ] [Real]Absence check using 2 positive place invariants in 589 ms returned sat
[2020-05-14 11:08:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 567 ms returned sat
[2020-05-14 11:08:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:08:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:08:49] [INFO ] [Real]Absence check using state equation in 16712 ms returned (error "Failed to check-sat")
[2020-05-14 11:08:52] [INFO ] [Real]Absence check using 2 positive place invariants in 607 ms returned sat
[2020-05-14 11:08:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 585 ms returned sat
[2020-05-14 11:08:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:09:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:09:09] [INFO ] [Real]Absence check using state equation in 16619 ms returned (error "Failed to check-sat")
[2020-05-14 11:09:12] [INFO ] [Real]Absence check using 2 positive place invariants in 600 ms returned sat
[2020-05-14 11:09:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 566 ms returned sat
[2020-05-14 11:09:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:09:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:09:29] [INFO ] [Real]Absence check using state equation in 16856 ms returned (error "Failed to check-sat")
[2020-05-14 11:09:32] [INFO ] [Real]Absence check using 2 positive place invariants in 590 ms returned sat
[2020-05-14 11:09:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 581 ms returned sat
[2020-05-14 11:09:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:09:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:09:49] [INFO ] [Real]Absence check using state equation in 16658 ms returned unknown
[2020-05-14 11:09:52] [INFO ] [Real]Absence check using 2 positive place invariants in 608 ms returned sat
[2020-05-14 11:09:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 567 ms returned sat
[2020-05-14 11:09:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:10:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:10:09] [INFO ] [Real]Absence check using state equation in 16780 ms returned (error "Failed to check-sat")
[2020-05-14 11:10:12] [INFO ] [Real]Absence check using 2 positive place invariants in 589 ms returned sat
[2020-05-14 11:10:12] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 577 ms returned sat
[2020-05-14 11:10:12] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:10:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:10:29] [INFO ] [Real]Absence check using state equation in 16839 ms returned unknown
[2020-05-14 11:10:32] [INFO ] [Real]Absence check using 2 positive place invariants in 587 ms returned sat
[2020-05-14 11:10:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 579 ms returned sat
[2020-05-14 11:10:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:10:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:10:49] [INFO ] [Real]Absence check using state equation in 16848 ms returned (error "Failed to check-sat")
[2020-05-14 11:10:52] [INFO ] [Real]Absence check using 2 positive place invariants in 608 ms returned sat
[2020-05-14 11:10:52] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 579 ms returned sat
[2020-05-14 11:10:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:11:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:11:09] [INFO ] [Real]Absence check using state equation in 16830 ms returned unknown
[2020-05-14 11:11:12] [INFO ] [Real]Absence check using 2 positive place invariants in 599 ms returned sat
[2020-05-14 11:11:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 574 ms returned sat
[2020-05-14 11:11:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:11:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:11:29] [INFO ] [Real]Absence check using state equation in 16554 ms returned (error "Failed to check-sat")
[2020-05-14 11:11:32] [INFO ] [Real]Absence check using 2 positive place invariants in 614 ms returned sat
[2020-05-14 11:11:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 561 ms returned sat
[2020-05-14 11:11:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:11:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:11:49] [INFO ] [Real]Absence check using state equation in 16879 ms returned (error "Failed to check-sat")
[2020-05-14 11:11:52] [INFO ] [Real]Absence check using 2 positive place invariants in 606 ms returned sat
[2020-05-14 11:11:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 580 ms returned sat
[2020-05-14 11:11:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:12:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:12:09] [INFO ] [Real]Absence check using state equation in 16783 ms returned unknown
[2020-05-14 11:12:12] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:12:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 582 ms returned sat
[2020-05-14 11:12:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:12:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:12:29] [INFO ] [Real]Absence check using state equation in 16595 ms returned (error "Failed to check-sat")
[2020-05-14 11:12:32] [INFO ] [Real]Absence check using 2 positive place invariants in 588 ms returned sat
[2020-05-14 11:12:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 558 ms returned sat
[2020-05-14 11:12:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:12:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:12:49] [INFO ] [Real]Absence check using state equation in 16786 ms returned (error "Failed to check-sat")
[2020-05-14 11:12:52] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:12:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 579 ms returned sat
[2020-05-14 11:12:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:13:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:13:09] [INFO ] [Real]Absence check using state equation in 16695 ms returned (error "Failed to check-sat")
[2020-05-14 11:13:12] [INFO ] [Real]Absence check using 2 positive place invariants in 605 ms returned sat
[2020-05-14 11:13:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 576 ms returned sat
[2020-05-14 11:13:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:13:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:13:29] [INFO ] [Real]Absence check using state equation in 16757 ms returned unknown
[2020-05-14 11:13:32] [INFO ] [Real]Absence check using 2 positive place invariants in 592 ms returned sat
[2020-05-14 11:13:32] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 566 ms returned sat
[2020-05-14 11:13:32] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:13:49] [INFO ] [Real]Absence check using state equation in 16889 ms returned (error "Solver has unexpectedly terminated")
[2020-05-14 11:13:52] [INFO ] [Real]Absence check using 2 positive place invariants in 587 ms returned sat
[2020-05-14 11:13:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 562 ms returned sat
[2020-05-14 11:13:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:14:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:14:09] [INFO ] [Real]Absence check using state equation in 16891 ms returned unknown
[2020-05-14 11:14:12] [INFO ] [Real]Absence check using 2 positive place invariants in 590 ms returned sat
[2020-05-14 11:14:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 575 ms returned sat
[2020-05-14 11:14:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:14:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:14:29] [INFO ] [Real]Absence check using state equation in 16801 ms returned unknown
[2020-05-14 11:14:32] [INFO ] [Real]Absence check using 2 positive place invariants in 613 ms returned sat
[2020-05-14 11:14:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 582 ms returned sat
[2020-05-14 11:14:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:14:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:14:49] [INFO ] [Real]Absence check using state equation in 16782 ms returned unknown
[2020-05-14 11:14:52] [INFO ] [Real]Absence check using 2 positive place invariants in 605 ms returned sat
[2020-05-14 11:14:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 561 ms returned sat
[2020-05-14 11:14:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:15:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:15:09] [INFO ] [Real]Absence check using state equation in 16857 ms returned (error "Failed to check-sat")
[2020-05-14 11:15:12] [INFO ] [Real]Absence check using 2 positive place invariants in 606 ms returned sat
[2020-05-14 11:15:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 577 ms returned sat
[2020-05-14 11:15:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:15:29] [INFO ] [Real]Absence check using state equation in 16857 ms returned (error "Solver has unexpectedly terminated")
[2020-05-14 11:15:32] [INFO ] [Real]Absence check using 2 positive place invariants in 607 ms returned sat
[2020-05-14 11:15:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 570 ms returned sat
[2020-05-14 11:15:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:15:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:15:49] [INFO ] [Real]Absence check using state equation in 16686 ms returned (error "Failed to check-sat")
[2020-05-14 11:15:52] [INFO ] [Real]Absence check using 2 positive place invariants in 611 ms returned sat
[2020-05-14 11:15:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 593 ms returned sat
[2020-05-14 11:15:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:16:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:16:09] [INFO ] [Real]Absence check using state equation in 16636 ms returned unknown
[2020-05-14 11:16:12] [INFO ] [Real]Absence check using 2 positive place invariants in 609 ms returned sat
[2020-05-14 11:16:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 573 ms returned sat
[2020-05-14 11:16:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:16:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:16:29] [INFO ] [Real]Absence check using state equation in 16778 ms returned unknown
[2020-05-14 11:16:32] [INFO ] [Real]Absence check using 2 positive place invariants in 606 ms returned sat
[2020-05-14 11:16:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 576 ms returned sat
[2020-05-14 11:16:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:16:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:16:49] [INFO ] [Real]Absence check using state equation in 16839 ms returned unknown
[2020-05-14 11:16:52] [INFO ] [Real]Absence check using 2 positive place invariants in 608 ms returned sat
[2020-05-14 11:16:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 583 ms returned sat
[2020-05-14 11:16:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:17:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:17:10] [INFO ] [Real]Absence check using state equation in 16708 ms returned (error "Failed to check-sat")
[2020-05-14 11:17:12] [INFO ] [Real]Absence check using 2 positive place invariants in 611 ms returned sat
[2020-05-14 11:17:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 580 ms returned sat
[2020-05-14 11:17:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:17:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:17:30] [INFO ] [Real]Absence check using state equation in 16731 ms returned (error "Failed to check-sat")
[2020-05-14 11:17:32] [INFO ] [Real]Absence check using 2 positive place invariants in 595 ms returned sat
[2020-05-14 11:17:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 566 ms returned sat
[2020-05-14 11:17:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:17:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:17:50] [INFO ] [Real]Absence check using state equation in 16756 ms returned (error "Failed to check-sat")
[2020-05-14 11:17:52] [INFO ] [Real]Absence check using 2 positive place invariants in 605 ms returned sat
[2020-05-14 11:17:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 578 ms returned sat
[2020-05-14 11:17:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:18:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:18:10] [INFO ] [Real]Absence check using state equation in 16836 ms returned unknown
[2020-05-14 11:18:12] [INFO ] [Real]Absence check using 2 positive place invariants in 610 ms returned sat
[2020-05-14 11:18:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 578 ms returned sat
[2020-05-14 11:18:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:18:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:18:30] [INFO ] [Real]Absence check using state equation in 16675 ms returned unknown
[2020-05-14 11:18:32] [INFO ] [Real]Absence check using 2 positive place invariants in 608 ms returned sat
[2020-05-14 11:18:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 11:18:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:18:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:18:50] [INFO ] [Real]Absence check using state equation in 16905 ms returned unknown
[2020-05-14 11:18:52] [INFO ] [Real]Absence check using 2 positive place invariants in 607 ms returned sat
[2020-05-14 11:18:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 583 ms returned sat
[2020-05-14 11:18:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:19:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:19:10] [INFO ] [Real]Absence check using state equation in 16704 ms returned (error "Failed to check-sat")
[2020-05-14 11:19:12] [INFO ] [Real]Absence check using 2 positive place invariants in 597 ms returned sat
[2020-05-14 11:19:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 587 ms returned sat
[2020-05-14 11:19:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:19:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:19:30] [INFO ] [Real]Absence check using state equation in 16844 ms returned unknown
[2020-05-14 11:19:32] [INFO ] [Real]Absence check using 2 positive place invariants in 611 ms returned sat
[2020-05-14 11:19:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 584 ms returned sat
[2020-05-14 11:19:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:19:50] [INFO ] [Real]Absence check using state equation in 16882 ms returned (error "Solver has unexpectedly terminated")
[2020-05-14 11:19:52] [INFO ] [Real]Absence check using 2 positive place invariants in 593 ms returned sat
[2020-05-14 11:19:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 585 ms returned sat
[2020-05-14 11:19:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:20:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:20:10] [INFO ] [Real]Absence check using state equation in 16635 ms returned unknown
[2020-05-14 11:20:12] [INFO ] [Real]Absence check using 2 positive place invariants in 609 ms returned sat
[2020-05-14 11:20:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 584 ms returned sat
[2020-05-14 11:20:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:20:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:20:30] [INFO ] [Real]Absence check using state equation in 16697 ms returned unknown
[2020-05-14 11:20:32] [INFO ] [Real]Absence check using 2 positive place invariants in 612 ms returned sat
[2020-05-14 11:20:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 581 ms returned sat
[2020-05-14 11:20:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:20:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:20:50] [INFO ] [Real]Absence check using state equation in 16754 ms returned (error "Failed to check-sat")
[2020-05-14 11:20:52] [INFO ] [Real]Absence check using 2 positive place invariants in 607 ms returned sat
[2020-05-14 11:20:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 583 ms returned sat
[2020-05-14 11:20:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:21:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:21:10] [INFO ] [Real]Absence check using state equation in 16636 ms returned unknown
[2020-05-14 11:21:12] [INFO ] [Real]Absence check using 2 positive place invariants in 612 ms returned sat
[2020-05-14 11:21:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 11:21:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:21:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:21:30] [INFO ] [Real]Absence check using state equation in 16861 ms returned unknown
[2020-05-14 11:21:32] [INFO ] [Real]Absence check using 2 positive place invariants in 608 ms returned sat
[2020-05-14 11:21:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 583 ms returned sat
[2020-05-14 11:21:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:21:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:21:50] [INFO ] [Real]Absence check using state equation in 16630 ms returned (error "Failed to check-sat")
[2020-05-14 11:21:52] [INFO ] [Real]Absence check using 2 positive place invariants in 595 ms returned sat
[2020-05-14 11:21:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 570 ms returned sat
[2020-05-14 11:21:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:22:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:22:10] [INFO ] [Real]Absence check using state equation in 16884 ms returned unknown
[2020-05-14 11:22:12] [INFO ] [Real]Absence check using 2 positive place invariants in 609 ms returned sat
[2020-05-14 11:22:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 568 ms returned sat
[2020-05-14 11:22:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:22:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:22:30] [INFO ] [Real]Absence check using state equation in 16865 ms returned (error "Failed to check-sat")
[2020-05-14 11:22:32] [INFO ] [Real]Absence check using 2 positive place invariants in 609 ms returned sat
[2020-05-14 11:22:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 570 ms returned sat
[2020-05-14 11:22:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:22:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:22:50] [INFO ] [Real]Absence check using state equation in 16884 ms returned unknown
[2020-05-14 11:22:52] [INFO ] [Real]Absence check using 2 positive place invariants in 611 ms returned sat
[2020-05-14 11:22:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 582 ms returned sat
[2020-05-14 11:22:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:23:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:23:10] [INFO ] [Real]Absence check using state equation in 16784 ms returned unknown
[2020-05-14 11:23:12] [INFO ] [Real]Absence check using 2 positive place invariants in 598 ms returned sat
[2020-05-14 11:23:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 582 ms returned sat
[2020-05-14 11:23:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:23:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:23:30] [INFO ] [Real]Absence check using state equation in 16725 ms returned (error "Failed to check-sat")
[2020-05-14 11:23:32] [INFO ] [Real]Absence check using 2 positive place invariants in 594 ms returned sat
[2020-05-14 11:23:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 11:23:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:23:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:23:50] [INFO ] [Real]Absence check using state equation in 16912 ms returned unknown
[2020-05-14 11:23:52] [INFO ] [Real]Absence check using 2 positive place invariants in 614 ms returned sat
[2020-05-14 11:23:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 581 ms returned sat
[2020-05-14 11:23:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:24:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:24:10] [INFO ] [Real]Absence check using state equation in 16672 ms returned (error "Failed to check-sat")
[2020-05-14 11:24:12] [INFO ] [Real]Absence check using 2 positive place invariants in 610 ms returned sat
[2020-05-14 11:24:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 570 ms returned sat
[2020-05-14 11:24:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:24:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:24:30] [INFO ] [Real]Absence check using state equation in 16700 ms returned unknown
[2020-05-14 11:24:32] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:24:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 569 ms returned sat
[2020-05-14 11:24:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:24:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:24:50] [INFO ] [Real]Absence check using state equation in 16692 ms returned (error "Failed to check-sat")
[2020-05-14 11:24:52] [INFO ] [Real]Absence check using 2 positive place invariants in 597 ms returned sat
[2020-05-14 11:24:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 568 ms returned sat
[2020-05-14 11:24:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:25:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:25:10] [INFO ] [Real]Absence check using state equation in 16765 ms returned (error "Failed to check-sat")
[2020-05-14 11:25:12] [INFO ] [Real]Absence check using 2 positive place invariants in 614 ms returned sat
[2020-05-14 11:25:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 584 ms returned sat
[2020-05-14 11:25:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:25:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (= s166 (- t8151 t28156))") while checking expression at index 116
[2020-05-14 11:25:32] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:25:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 570 ms returned sat
[2020-05-14 11:25:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:25:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:25:50] [INFO ] [Real]Absence check using state equation in 16772 ms returned unknown
[2020-05-14 11:25:53] [INFO ] [Real]Absence check using 2 positive place invariants in 613 ms returned sat
[2020-05-14 11:25:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 582 ms returned sat
[2020-05-14 11:25:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:26:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:26:10] [INFO ] [Real]Absence check using state equation in 16579 ms returned unknown
[2020-05-14 11:26:12] [INFO ] [Real]Absence check using 2 positive place invariants in 612 ms returned sat
[2020-05-14 11:26:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 584 ms returned sat
[2020-05-14 11:26:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:26:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:26:30] [INFO ] [Real]Absence check using state equation in 16754 ms returned unknown
[2020-05-14 11:26:32] [INFO ] [Real]Absence check using 2 positive place invariants in 615 ms returned sat
[2020-05-14 11:26:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 587 ms returned sat
[2020-05-14 11:26:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:26:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:26:50] [INFO ] [Real]Absence check using state equation in 16861 ms returned (error "Failed to check-sat")
[2020-05-14 11:26:53] [INFO ] [Real]Absence check using 2 positive place invariants in 723 ms returned sat
[2020-05-14 11:26:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 586 ms returned sat
[2020-05-14 11:26:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:27:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:27:10] [INFO ] [Real]Absence check using state equation in 16649 ms returned unknown
[2020-05-14 11:27:13] [INFO ] [Real]Absence check using 2 positive place invariants in 597 ms returned sat
[2020-05-14 11:27:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 585 ms returned sat
[2020-05-14 11:27:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:27:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:27:30] [INFO ] [Real]Absence check using state equation in 16700 ms returned (error "Failed to check-sat")
[2020-05-14 11:27:33] [INFO ] [Real]Absence check using 2 positive place invariants in 598 ms returned sat
[2020-05-14 11:27:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 593 ms returned sat
[2020-05-14 11:27:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:27:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:27:50] [INFO ] [Real]Absence check using state equation in 16730 ms returned unknown
[2020-05-14 11:27:52] [INFO ] [Real]Absence check using 2 positive place invariants in 611 ms returned sat
[2020-05-14 11:27:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 584 ms returned sat
[2020-05-14 11:27:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:28:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:28:10] [INFO ] [Real]Absence check using state equation in 16825 ms returned (error "Failed to check-sat")
[2020-05-14 11:28:13] [INFO ] [Real]Absence check using 2 positive place invariants in 613 ms returned sat
[2020-05-14 11:28:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 596 ms returned sat
[2020-05-14 11:28:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:28:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:28:30] [INFO ] [Real]Absence check using state equation in 16655 ms returned (error "Failed to check-sat")
[2020-05-14 11:28:32] [INFO ] [Real]Absence check using 2 positive place invariants in 614 ms returned sat
[2020-05-14 11:28:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 11:28:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:28:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:28:50] [INFO ] [Real]Absence check using state equation in 16889 ms returned (error "Failed to check-sat")
[2020-05-14 11:28:53] [INFO ] [Real]Absence check using 2 positive place invariants in 627 ms returned sat
[2020-05-14 11:28:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 585 ms returned sat
[2020-05-14 11:28:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:29:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:29:10] [INFO ] [Real]Absence check using state equation in 16693 ms returned unknown
[2020-05-14 11:29:13] [INFO ] [Real]Absence check using 2 positive place invariants in 598 ms returned sat
[2020-05-14 11:29:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 572 ms returned sat
[2020-05-14 11:29:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:29:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:29:30] [INFO ] [Real]Absence check using state equation in 16833 ms returned (error "Failed to check-sat")
[2020-05-14 11:29:33] [INFO ] [Real]Absence check using 2 positive place invariants in 614 ms returned sat
[2020-05-14 11:29:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 586 ms returned sat
[2020-05-14 11:29:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:29:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:29:50] [INFO ] [Real]Absence check using state equation in 16679 ms returned unknown
[2020-05-14 11:29:53] [INFO ] [Real]Absence check using 2 positive place invariants in 598 ms returned sat
[2020-05-14 11:29:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 582 ms returned sat
[2020-05-14 11:29:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:30:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:30:10] [INFO ] [Real]Absence check using state equation in 16604 ms returned unknown
[2020-05-14 11:30:13] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:30:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 568 ms returned sat
[2020-05-14 11:30:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:30:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:30:30] [INFO ] [Real]Absence check using state equation in 16867 ms returned unknown
[2020-05-14 11:30:33] [INFO ] [Real]Absence check using 2 positive place invariants in 592 ms returned sat
[2020-05-14 11:30:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 587 ms returned sat
[2020-05-14 11:30:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:30:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:30:50] [INFO ] [Real]Absence check using state equation in 16733 ms returned unknown
[2020-05-14 11:30:53] [INFO ] [Real]Absence check using 2 positive place invariants in 614 ms returned sat
[2020-05-14 11:30:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 585 ms returned sat
[2020-05-14 11:30:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:31:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:31:10] [INFO ] [Real]Absence check using state equation in 16701 ms returned (error "Failed to check-sat")
[2020-05-14 11:31:13] [INFO ] [Real]Absence check using 2 positive place invariants in 593 ms returned sat
[2020-05-14 11:31:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 583 ms returned sat
[2020-05-14 11:31:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:31:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:31:30] [INFO ] [Real]Absence check using state equation in 16835 ms returned (error "Failed to check-sat")
[2020-05-14 11:31:33] [INFO ] [Real]Absence check using 2 positive place invariants in 608 ms returned sat
[2020-05-14 11:31:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 566 ms returned sat
[2020-05-14 11:31:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:31:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:31:50] [INFO ] [Real]Absence check using state equation in 16878 ms returned (error "Failed to check-sat")
[2020-05-14 11:31:53] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:31:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 11:31:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:32:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:32:10] [INFO ] [Real]Absence check using state equation in 16731 ms returned (error "Failed to check-sat")
[2020-05-14 11:32:13] [INFO ] [Real]Absence check using 2 positive place invariants in 595 ms returned sat
[2020-05-14 11:32:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 568 ms returned sat
[2020-05-14 11:32:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:32:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:32:30] [INFO ] [Real]Absence check using state equation in 16851 ms returned (error "Failed to check-sat")
[2020-05-14 11:32:33] [INFO ] [Real]Absence check using 2 positive place invariants in 599 ms returned sat
[2020-05-14 11:32:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 569 ms returned sat
[2020-05-14 11:32:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:32:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:32:50] [INFO ] [Real]Absence check using state equation in 16848 ms returned (error "Failed to check-sat")
[2020-05-14 11:32:53] [INFO ] [Real]Absence check using 2 positive place invariants in 613 ms returned sat
[2020-05-14 11:32:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 585 ms returned sat
[2020-05-14 11:32:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:33:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:33:10] [INFO ] [Real]Absence check using state equation in 16645 ms returned unknown
[2020-05-14 11:33:13] [INFO ] [Real]Absence check using 2 positive place invariants in 594 ms returned sat
[2020-05-14 11:33:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 566 ms returned sat
[2020-05-14 11:33:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:33:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:33:30] [INFO ] [Real]Absence check using state equation in 16819 ms returned unknown
[2020-05-14 11:33:33] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:33:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 572 ms returned sat
[2020-05-14 11:33:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:33:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:33:50] [INFO ] [Real]Absence check using state equation in 16883 ms returned (error "Failed to check-sat")
[2020-05-14 11:33:53] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:33:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 566 ms returned sat
[2020-05-14 11:33:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:34:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:34:10] [INFO ] [Real]Absence check using state equation in 16741 ms returned unknown
[2020-05-14 11:34:13] [INFO ] [Real]Absence check using 2 positive place invariants in 613 ms returned sat
[2020-05-14 11:34:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 586 ms returned sat
[2020-05-14 11:34:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:34:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:34:30] [INFO ] [Real]Absence check using state equation in 16851 ms returned (error "Failed to check-sat")
[2020-05-14 11:34:33] [INFO ] [Real]Absence check using 2 positive place invariants in 597 ms returned sat
[2020-05-14 11:34:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 568 ms returned sat
[2020-05-14 11:34:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:34:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:34:50] [INFO ] [Real]Absence check using state equation in 16810 ms returned unknown
[2020-05-14 11:34:53] [INFO ] [Real]Absence check using 2 positive place invariants in 611 ms returned sat
[2020-05-14 11:34:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 11:34:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:35:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:35:10] [INFO ] [Real]Absence check using state equation in 16686 ms returned unknown
[2020-05-14 11:35:13] [INFO ] [Real]Absence check using 2 positive place invariants in 618 ms returned sat
[2020-05-14 11:35:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 570 ms returned sat
[2020-05-14 11:35:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:35:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:35:30] [INFO ] [Real]Absence check using state equation in 16735 ms returned unknown
[2020-05-14 11:35:33] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:35:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 567 ms returned sat
[2020-05-14 11:35:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:35:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:35:50] [INFO ] [Real]Absence check using state equation in 16769 ms returned (error "Failed to check-sat")
[2020-05-14 11:35:53] [INFO ] [Real]Absence check using 2 positive place invariants in 608 ms returned sat
[2020-05-14 11:35:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 561 ms returned sat
[2020-05-14 11:35:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:36:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:36:10] [INFO ] [Real]Absence check using state equation in 16669 ms returned unknown
[2020-05-14 11:36:13] [INFO ] [Real]Absence check using 2 positive place invariants in 606 ms returned sat
[2020-05-14 11:36:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 554 ms returned sat
[2020-05-14 11:36:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:36:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:36:30] [INFO ] [Real]Absence check using state equation in 16927 ms returned (error "Failed to check-sat")
[2020-05-14 11:36:33] [INFO ] [Real]Absence check using 2 positive place invariants in 614 ms returned sat
[2020-05-14 11:36:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 554 ms returned sat
[2020-05-14 11:36:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:36:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:36:50] [INFO ] [Real]Absence check using state equation in 16789 ms returned unknown
[2020-05-14 11:36:53] [INFO ] [Real]Absence check using 2 positive place invariants in 616 ms returned sat
[2020-05-14 11:36:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 587 ms returned sat
[2020-05-14 11:36:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:37:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:37:10] [INFO ] [Real]Absence check using state equation in 16677 ms returned unknown
[2020-05-14 11:37:13] [INFO ] [Real]Absence check using 2 positive place invariants in 609 ms returned sat
[2020-05-14 11:37:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 584 ms returned sat
[2020-05-14 11:37:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:37:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:37:30] [INFO ] [Real]Absence check using state equation in 16864 ms returned (error "Failed to check-sat")
[2020-05-14 11:37:33] [INFO ] [Real]Absence check using 2 positive place invariants in 594 ms returned sat
[2020-05-14 11:37:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 584 ms returned sat
[2020-05-14 11:37:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:37:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:37:50] [INFO ] [Real]Absence check using state equation in 16883 ms returned unknown
[2020-05-14 11:37:53] [INFO ] [Real]Absence check using 2 positive place invariants in 614 ms returned sat
[2020-05-14 11:37:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 582 ms returned sat
[2020-05-14 11:37:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:38:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:38:10] [INFO ] [Real]Absence check using state equation in 16840 ms returned (error "Failed to check-sat")
[2020-05-14 11:38:13] [INFO ] [Real]Absence check using 2 positive place invariants in 597 ms returned sat
[2020-05-14 11:38:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 584 ms returned sat
[2020-05-14 11:38:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:38:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:38:30] [INFO ] [Real]Absence check using state equation in 16770 ms returned unknown
[2020-05-14 11:38:33] [INFO ] [Real]Absence check using 2 positive place invariants in 595 ms returned sat
[2020-05-14 11:38:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 585 ms returned sat
[2020-05-14 11:38:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:38:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:38:50] [INFO ] [Real]Absence check using state equation in 16867 ms returned (error "Failed to check-sat")
[2020-05-14 11:38:53] [INFO ] [Real]Absence check using 2 positive place invariants in 615 ms returned sat
[2020-05-14 11:38:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 583 ms returned sat
[2020-05-14 11:38:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:39:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:39:10] [INFO ] [Real]Absence check using state equation in 16625 ms returned unknown
[2020-05-14 11:39:13] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:39:14] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 568 ms returned sat
[2020-05-14 11:39:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:39:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:39:30] [INFO ] [Real]Absence check using state equation in 16690 ms returned unknown
[2020-05-14 11:39:33] [INFO ] [Real]Absence check using 2 positive place invariants in 595 ms returned sat
[2020-05-14 11:39:34] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 11:39:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:39:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:39:50] [INFO ] [Real]Absence check using state equation in 16685 ms returned (error "Failed to check-sat")
[2020-05-14 11:39:53] [INFO ] [Real]Absence check using 2 positive place invariants in 594 ms returned sat
[2020-05-14 11:39:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 588 ms returned sat
[2020-05-14 11:39:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:40:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:40:10] [INFO ] [Real]Absence check using state equation in 16853 ms returned unknown
[2020-05-14 11:40:13] [INFO ] [Real]Absence check using 2 positive place invariants in 594 ms returned sat
[2020-05-14 11:40:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 11:40:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:40:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:40:30] [INFO ] [Real]Absence check using state equation in 16795 ms returned unknown
[2020-05-14 11:40:33] [INFO ] [Real]Absence check using 2 positive place invariants in 594 ms returned sat
[2020-05-14 11:40:34] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 565 ms returned sat
[2020-05-14 11:40:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:40:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:40:50] [INFO ] [Real]Absence check using state equation in 16658 ms returned unknown
[2020-05-14 11:40:53] [INFO ] [Real]Absence check using 2 positive place invariants in 597 ms returned sat
[2020-05-14 11:40:53] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 584 ms returned sat
[2020-05-14 11:40:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:41:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:41:10] [INFO ] [Real]Absence check using state equation in 16834 ms returned unknown
[2020-05-14 11:41:13] [INFO ] [Real]Absence check using 2 positive place invariants in 603 ms returned sat
[2020-05-14 11:41:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 568 ms returned sat
[2020-05-14 11:41:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:41:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:41:30] [INFO ] [Real]Absence check using state equation in 16815 ms returned (error "Failed to check-sat")
[2020-05-14 11:41:33] [INFO ] [Real]Absence check using 2 positive place invariants in 599 ms returned sat
[2020-05-14 11:41:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 11:41:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:41:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:41:50] [INFO ] [Real]Absence check using state equation in 16897 ms returned (error "Failed to check-sat")
[2020-05-14 11:41:53] [INFO ] [Real]Absence check using 2 positive place invariants in 613 ms returned sat
[2020-05-14 11:41:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 583 ms returned sat
[2020-05-14 11:41:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:42:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:42:10] [INFO ] [Real]Absence check using state equation in 16709 ms returned unknown
[2020-05-14 11:42:13] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:42:13] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 569 ms returned sat
[2020-05-14 11:42:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:42:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:42:30] [INFO ] [Real]Absence check using state equation in 16901 ms returned (error "Failed to check-sat")
[2020-05-14 11:42:33] [INFO ] [Real]Absence check using 2 positive place invariants in 593 ms returned sat
[2020-05-14 11:42:34] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 580 ms returned sat
[2020-05-14 11:42:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:42:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:42:50] [INFO ] [Real]Absence check using state equation in 16763 ms returned (error "Failed to check-sat")
[2020-05-14 11:42:53] [INFO ] [Real]Absence check using 2 positive place invariants in 600 ms returned sat
[2020-05-14 11:42:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 565 ms returned sat
[2020-05-14 11:42:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:43:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:43:10] [INFO ] [Real]Absence check using state equation in 16841 ms returned (error "Failed to check-sat")
[2020-05-14 11:43:13] [INFO ] [Real]Absence check using 2 positive place invariants in 610 ms returned sat
[2020-05-14 11:43:14] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 578 ms returned sat
[2020-05-14 11:43:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:43:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:43:30] [INFO ] [Real]Absence check using state equation in 16864 ms returned (error "Failed to check-sat")
[2020-05-14 11:43:33] [INFO ] [Real]Absence check using 2 positive place invariants in 593 ms returned sat
[2020-05-14 11:43:33] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 544 ms returned sat
[2020-05-14 11:43:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:43:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:43:50] [INFO ] [Real]Absence check using state equation in 16917 ms returned (error "Failed to check-sat")
[2020-05-14 11:43:53] [INFO ] [Real]Absence check using 2 positive place invariants in 610 ms returned sat
[2020-05-14 11:43:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 580 ms returned sat
[2020-05-14 11:43:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:44:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:44:10] [INFO ] [Real]Absence check using state equation in 16793 ms returned (error "Failed to check-sat")
[2020-05-14 11:44:13] [INFO ] [Real]Absence check using 2 positive place invariants in 592 ms returned sat
[2020-05-14 11:44:14] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 571 ms returned sat
[2020-05-14 11:44:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:44:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:44:30] [INFO ] [Real]Absence check using state equation in 16844 ms returned unknown
[2020-05-14 11:44:33] [INFO ] [Real]Absence check using 2 positive place invariants in 595 ms returned sat
[2020-05-14 11:44:34] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 585 ms returned sat
[2020-05-14 11:44:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:44:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:44:50] [INFO ] [Real]Absence check using state equation in 16643 ms returned (error "Failed to check-sat")
[2020-05-14 11:44:53] [INFO ] [Real]Absence check using 2 positive place invariants in 610 ms returned sat
[2020-05-14 11:44:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 570 ms returned sat
[2020-05-14 11:44:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 11:45:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-05-14 11:45:10] [INFO ] [Real]Absence check using state equation in 16672 ms returned unknown
[2020-05-14 11:45:13] [INFO ] [Real]Absence check using 2 positive place invariants in 596 ms returned sat
[2020-05-14 11:45:14] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 568 ms returned sat
[2020-05-14 11:45:14] [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-4000"
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-4000, 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-158897515800238"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-4000.tgz
mv AirplaneLD-COL-4000 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 ;