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Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r176-tajo-158987871300066
Last Updated
Jun 28, 2020

About the Execution of ITS-LoLa for Philosophers-COL-002000

Execution Summary
Max Memory
Used (MB)		 Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15743.410 3600000.00 3735242.00 2511.00 [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 '/mnt/tpsp/fkordon/mcc2020-input.r176-tajo-158987871300066.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is Philosophers-COL-002000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r176-tajo-158987871300066
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 272K
-rw-r--r-- 1 mcc users 3.4K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_pt
-rw-r--r-- 1 mcc users 7 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 96K Apr 27 15:14 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 Philosophers-COL-002000-00
FORMULA_NAME Philosophers-COL-002000-01
FORMULA_NAME Philosophers-COL-002000-02
FORMULA_NAME Philosophers-COL-002000-03
FORMULA_NAME Philosophers-COL-002000-04
FORMULA_NAME Philosophers-COL-002000-05
FORMULA_NAME Philosophers-COL-002000-06
FORMULA_NAME Philosophers-COL-002000-07
FORMULA_NAME Philosophers-COL-002000-08
FORMULA_NAME Philosophers-COL-002000-09
FORMULA_NAME Philosophers-COL-002000-10
FORMULA_NAME Philosophers-COL-002000-11
FORMULA_NAME Philosophers-COL-002000-12
FORMULA_NAME Philosophers-COL-002000-13
FORMULA_NAME Philosophers-COL-002000-14
FORMULA_NAME Philosophers-COL-002000-15

=== Now, execution of the tool begins

BK_START 1591124608147

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-02 19:03:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-02 19:03:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-02 19:03:29] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2020-06-02 19:03:30] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 604 ms
[2020-06-02 19:03:30] [INFO ] sort/places :
Philo->think,fork,catch1,catch2,eat,

[2020-06-02 19:03:30] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 10000 PT places and 10000.0 transition bindings in 33 ms.
[2020-06-02 19:03:30] [INFO ] Computed order based on color domains.
[2020-06-02 19:03:30] [INFO ] Unfolded HLPN to a Petri net with 10000 places and 10000 transitions in 75 ms.
[2020-06-02 19:03:30] [INFO ] Unfolded HLPN properties in 22 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 1188 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 100000 steps, including 0 resets, run finished after 15832 ms. 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// Phase 1: matrix 10000 rows 10000 cols
[2020-06-02 19:03:48] [INFO ] Computed 4000 place invariants in 203 ms
[2020-06-02 19:04:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:04:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 18660 ms returned (error "Failed to check-sat")
[2020-06-02 19:04:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:04:08] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 0
[2020-06-02 19:04:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 19051 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:04:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:04:28] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 1
[2020-06-02 19:04:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 18096 ms returned sat
[2020-06-02 19:04:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:04:48] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (= s4 (- (+ 1 t8004) (+ t4 t2004)))") while checking expression at index 2
[2020-06-02 19:05:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 17080 ms returned sat
[2020-06-02 19:05:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:05:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:05:08] [INFO ] [Real]Absence check using state equation in 2097 ms returned (error "Failed to check-sat")
[2020-06-02 19:05:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 18602 ms returned sat
[2020-06-02 19:05:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:05:28] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream closed (>= t5901 0)") while checking expression at index 4
[2020-06-02 19:05:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 17708 ms returned sat
[2020-06-02 19:05:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:05:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:05:48] [INFO ] [Real]Absence check using state equation in 1615 ms returned (error "Failed to check-sat")
[2020-06-02 19:06:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 16731 ms returned sat
[2020-06-02 19:06:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:06:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:06:08] [INFO ] [Real]Absence check using state equation in 2482 ms returned (error "Failed to check-sat")
[2020-06-02 19:06:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 17401 ms returned sat
[2020-06-02 19:06:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:06:28] [INFO ] [Real]Absence check using state equation in 1655 ms returned (error "Failed to check-sat")
[2020-06-02 19:06:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 16759 ms returned sat
[2020-06-02 19:06:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:06:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:06:48] [INFO ] [Real]Absence check using state equation in 2310 ms returned (error "Failed to check-sat")
[2020-06-02 19:07:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 18060 ms returned sat
[2020-06-02 19:07:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:07:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:07:08] [INFO ] [Real]Absence check using state equation in 1156 ms returned (error "Failed to check-sat")
[2020-06-02 19:07:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 16784 ms returned sat
[2020-06-02 19:07:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:07:28] [INFO ] [Real]Absence check using state equation in 2454 ms returned (error "Failed to check-sat")
[2020-06-02 19:07:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 17062 ms returned sat
[2020-06-02 19:07:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:07:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:07:48] [INFO ] [Real]Absence check using state equation in 2074 ms returned (error "Failed to check-sat")
[2020-06-02 19:08:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 16477 ms returned sat
[2020-06-02 19:08:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:08:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:08:08] [INFO ] [Real]Absence check using state equation in 2544 ms returned (error "Failed to check-sat")
[2020-06-02 19:08:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 15855 ms returned sat
[2020-06-02 19:08:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:08:28] [INFO ] [Real]Absence check using state equation in 3147 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:08:45] [INFO ] [Real]Absence check using 4000 positive place invariants in 16223 ms returned sat
[2020-06-02 19:08:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:08:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:08:48] [INFO ] [Real]Absence check using state equation in 2982 ms returned (error "Failed to check-sat")
[2020-06-02 19:09:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 17378 ms returned sat
[2020-06-02 19:09:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:09:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:09:08] [INFO ] [Real]Absence check using state equation in 1726 ms returned (error "Failed to check-sat")
[2020-06-02 19:09:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 16719 ms returned sat
[2020-06-02 19:09:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:09:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:09:28] [INFO ] [Real]Absence check using state equation in 2386 ms returned (error "Failed to check-sat")
[2020-06-02 19:09:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 17187 ms returned sat
[2020-06-02 19:09:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:09:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:09:48] [INFO ] [Real]Absence check using state equation in 1939 ms returned (error "Failed to check-sat")
[2020-06-02 19:10:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 16328 ms returned sat
[2020-06-02 19:10:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:10:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:10:08] [INFO ] [Real]Absence check using state equation in 2790 ms returned (error "Failed to check-sat")
[2020-06-02 19:10:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 16100 ms returned sat
[2020-06-02 19:10:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:10:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:10:28] [INFO ] [Real]Absence check using state equation in 2964 ms returned (error "Failed to check-sat")
[2020-06-02 19:10:45] [INFO ] [Real]Absence check using 4000 positive place invariants in 16045 ms returned sat
[2020-06-02 19:10:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:10:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:10:48] [INFO ] [Real]Absence check using state equation in 3057 ms returned (error "Failed to check-sat")
[2020-06-02 19:11:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 15798 ms returned sat
[2020-06-02 19:11:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:11:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:11:08] [INFO ] [Real]Absence check using state equation in 3395 ms returned (error "Failed to check-sat")
[2020-06-02 19:11:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 16492 ms returned sat
[2020-06-02 19:11:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:11:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:11:28] [INFO ] [Real]Absence check using state equation in 2723 ms returned (error "Failed to check-sat")
[2020-06-02 19:11:45] [INFO ] [Real]Absence check using 4000 positive place invariants in 16721 ms returned sat
[2020-06-02 19:11:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:11:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:11:48] [INFO ] [Real]Absence check using state equation in 2768 ms returned (error "Failed to check-sat")
[2020-06-02 19:12:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 16175 ms returned sat
[2020-06-02 19:12:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:12:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:12:08] [INFO ] [Real]Absence check using state equation in 2952 ms returned (error "Failed to check-sat")
[2020-06-02 19:12:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 17041 ms returned sat
[2020-06-02 19:12:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:12:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:12:28] [INFO ] [Real]Absence check using state equation in 2058 ms returned (error "Failed to check-sat")
[2020-06-02 19:12:45] [INFO ] [Real]Absence check using 4000 positive place invariants in 16515 ms returned sat
[2020-06-02 19:12:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:12:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:12:48] [INFO ] [Real]Absence check using state equation in 2799 ms returned (error "Failed to check-sat")
[2020-06-02 19:13:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 16317 ms returned sat
[2020-06-02 19:13:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:13:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:13:08] [INFO ] [Real]Absence check using state equation in 2733 ms returned (error "Failed to check-sat")
[2020-06-02 19:13:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 16248 ms returned sat
[2020-06-02 19:13:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:13:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:13:28] [INFO ] [Real]Absence check using state equation in 2733 ms returned (error "Failed to check-sat")
[2020-06-02 19:13:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 16347 ms returned sat
[2020-06-02 19:13:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:13:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:13:48] [INFO ] [Real]Absence check using state equation in 2780 ms returned (error "Failed to check-sat")
[2020-06-02 19:14:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 17276 ms returned sat
[2020-06-02 19:14:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:14:08] [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 (= s70 (- (+ 1 t8070) (+ t70 t2070)))") while checking expression at index 30
[2020-06-02 19:14:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 16965 ms returned sat
[2020-06-02 19:14:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:14:28] [INFO ] [Real]Absence check using state equation in 2064 ms returned (error "Failed to check-sat")
[2020-06-02 19:14:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 16623 ms returned sat
[2020-06-02 19:14:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:14:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:14:48] [INFO ] [Real]Absence check using state equation in 2511 ms returned (error "Failed to check-sat")
[2020-06-02 19:15:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 16318 ms returned sat
[2020-06-02 19:15:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:15:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:15:08] [INFO ] [Real]Absence check using state equation in 3004 ms returned (error "Failed to check-sat")
[2020-06-02 19:15:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 15407 ms returned sat
[2020-06-02 19:15:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:15:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:15:28] [INFO ] [Real]Absence check using state equation in 3832 ms returned (error "Failed to check-sat")
[2020-06-02 19:15:45] [INFO ] [Real]Absence check using 4000 positive place invariants in 15748 ms returned sat
[2020-06-02 19:15:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:15:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:15:48] [INFO ] [Real]Absence check using state equation in 3413 ms returned (error "Failed to check-sat")
[2020-06-02 19:16:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 15641 ms returned sat
[2020-06-02 19:16:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:16:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:16:08] [INFO ] [Real]Absence check using state equation in 3441 ms returned (error "Failed to check-sat")
[2020-06-02 19:16:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 15599 ms returned sat
[2020-06-02 19:16:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:16:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:16:28] [INFO ] [Real]Absence check using state equation in 3585 ms returned (error "Failed to check-sat")
[2020-06-02 19:16:45] [INFO ] [Real]Absence check using 4000 positive place invariants in 15585 ms returned sat
[2020-06-02 19:16:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:16:48] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:16:48] [INFO ] [Real]Absence check using state equation in 3604 ms returned (error "Failed to check-sat")
[2020-06-02 19:17:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 15476 ms returned sat
[2020-06-02 19:17:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:17:08] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:17:08] [INFO ] [Real]Absence check using state equation in 3632 ms returned (error "Failed to check-sat")
[2020-06-02 19:17:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 15372 ms returned sat
[2020-06-02 19:17:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:17:28] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:17:29] [INFO ] [Real]Absence check using state equation in 3895 ms returned (error "Failed to check-sat")
[2020-06-02 19:17:45] [INFO ] [Real]Absence check using 4000 positive place invariants in 15947 ms returned sat
[2020-06-02 19:17:45] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:17:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:17:49] [INFO ] [Real]Absence check using state equation in 3329 ms returned (error "Failed to check-sat")
[2020-06-02 19:18:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 16209 ms returned sat
[2020-06-02 19:18:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:18:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:18:09] [INFO ] [Real]Absence check using state equation in 2928 ms returned (error "Failed to check-sat")
[2020-06-02 19:18:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 15773 ms returned sat
[2020-06-02 19:18:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:18:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:18:29] [INFO ] [Real]Absence check using state equation in 3513 ms returned (error "Failed to check-sat")
[2020-06-02 19:18:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 17086 ms returned sat
[2020-06-02 19:18:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:18:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:18:49] [INFO ] [Real]Absence check using state equation in 2178 ms returned (error "Failed to check-sat")
[2020-06-02 19:19:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 17054 ms returned sat
[2020-06-02 19:19:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:19:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:19:09] [INFO ] [Real]Absence check using state equation in 2151 ms returned (error "Failed to check-sat")
[2020-06-02 19:19:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 17948 ms returned sat
[2020-06-02 19:19:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:19:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:19:29] [INFO ] [Real]Absence check using state equation in 1278 ms returned (error "Failed to check-sat")
[2020-06-02 19:19:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 16755 ms returned sat
[2020-06-02 19:19:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:19:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:19:49] [INFO ] [Real]Absence check using state equation in 2467 ms returned (error "Failed to check-sat")
[2020-06-02 19:20:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 17404 ms returned sat
[2020-06-02 19:20:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:20:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:20:09] [INFO ] [Real]Absence check using state equation in 1900 ms returned (error "Failed to check-sat")
[2020-06-02 19:20:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 17493 ms returned sat
[2020-06-02 19:20:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:20:29] [INFO ] [Real]Absence check using state equation in 1922 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:20:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 17489 ms returned sat
[2020-06-02 19:20:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:20:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:20:49] [INFO ] [Real]Absence check using state equation in 1743 ms returned (error "Failed to check-sat")
[2020-06-02 19:21:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 15654 ms returned sat
[2020-06-02 19:21:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:21:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:21:09] [INFO ] [Real]Absence check using state equation in 3714 ms returned (error "Failed to check-sat")
[2020-06-02 19:21:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 16966 ms returned sat
[2020-06-02 19:21:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:21:29] [INFO ] [Real]Absence check using state equation in 2290 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:21:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 16871 ms returned sat
[2020-06-02 19:21:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:21:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:21:49] [INFO ] [Real]Absence check using state equation in 2312 ms returned (error "Failed to check-sat")
[2020-06-02 19:22:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 16589 ms returned sat
[2020-06-02 19:22:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:22:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:22:09] [INFO ] [Real]Absence check using state equation in 2666 ms returned (error "Failed to check-sat")
[2020-06-02 19:22:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 17510 ms returned sat
[2020-06-02 19:22:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:22:29] [INFO ] [Real]Absence check using state equation in 1865 ms returned (error "Failed to check-sat")
[2020-06-02 19:22:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 16935 ms returned sat
[2020-06-02 19:22:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:22:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:22:49] [INFO ] [Real]Absence check using state equation in 2289 ms returned (error "Failed to check-sat")
[2020-06-02 19:23:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 16274 ms returned sat
[2020-06-02 19:23:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:23:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:23:09] [INFO ] [Real]Absence check using state equation in 2996 ms returned (error "Failed to check-sat")
[2020-06-02 19:23:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 15906 ms returned sat
[2020-06-02 19:23:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:23:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:23:29] [INFO ] [Real]Absence check using state equation in 3356 ms returned (error "Failed to check-sat")
[2020-06-02 19:23:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 17029 ms returned sat
[2020-06-02 19:23:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:23:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:23:49] [INFO ] [Real]Absence check using state equation in 2232 ms returned unknown
[2020-06-02 19:24:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 16333 ms returned sat
[2020-06-02 19:24:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:24:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:24:09] [INFO ] [Real]Absence check using state equation in 2696 ms returned (error "Failed to check-sat")
[2020-06-02 19:24:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 14904 ms returned sat
[2020-06-02 19:24:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:24:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:24:29] [INFO ] [Real]Absence check using state equation in 4189 ms returned (error "Failed to check-sat")
[2020-06-02 19:24:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 16362 ms returned sat
[2020-06-02 19:24:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:24:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:24:49] [INFO ] [Real]Absence check using state equation in 2648 ms returned (error "Failed to check-sat")
[2020-06-02 19:25:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 16806 ms returned sat
[2020-06-02 19:25:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:25:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:25:09] [INFO ] [Real]Absence check using state equation in 2315 ms returned (error "Failed to check-sat")
[2020-06-02 19:25:25] [INFO ] [Real]Absence check using 4000 positive place invariants in 15259 ms returned sat
[2020-06-02 19:25:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:25:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:25:29] [INFO ] [Real]Absence check using state equation in 3765 ms returned (error "Failed to check-sat")
[2020-06-02 19:25:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 16231 ms returned sat
[2020-06-02 19:25:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:25:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:25:49] [INFO ] [Real]Absence check using state equation in 2719 ms returned (error "Failed to check-sat")
[2020-06-02 19:26:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 15364 ms returned sat
[2020-06-02 19:26:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:26:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:26:09] [INFO ] [Real]Absence check using state equation in 3694 ms returned (error "Failed to check-sat")
[2020-06-02 19:26:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 17011 ms returned sat
[2020-06-02 19:26:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:26:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:26:29] [INFO ] [Real]Absence check using state equation in 2065 ms returned (error "Failed to check-sat")
[2020-06-02 19:26:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 16076 ms returned sat
[2020-06-02 19:26:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:26:49] [INFO ] [Real]Absence check using state equation in 2913 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:27:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 17529 ms returned sat
[2020-06-02 19:27:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:27:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:27:09] [INFO ] [Real]Absence check using state equation in 1568 ms returned (error "Failed to check-sat")
[2020-06-02 19:27:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 16364 ms returned sat
[2020-06-02 19:27:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:27:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:27:29] [INFO ] [Real]Absence check using state equation in 2853 ms returned (error "Failed to check-sat")
[2020-06-02 19:27:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 16908 ms returned sat
[2020-06-02 19:27:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:27:49] [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 (= s107 (- (+ 1 t8107) (+ t107 t2107)))") while checking expression at index 71
[2020-06-02 19:28:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 16473 ms returned sat
[2020-06-02 19:28:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:28:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:28:09] [INFO ] [Real]Absence check using state equation in 2534 ms returned (error "Failed to check-sat")
[2020-06-02 19:28:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 17225 ms returned sat
[2020-06-02 19:28:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:28:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:28:29] [INFO ] [Real]Absence check using state equation in 1853 ms returned (error "Failed to check-sat")
[2020-06-02 19:28:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 18574 ms returned sat
[2020-06-02 19:28:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:28:49] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 74
[2020-06-02 19:29:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17938 ms returned sat
[2020-06-02 19:29:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:29:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:29:09] [INFO ] [Real]Absence check using state equation in 1054 ms returned (error "Failed to check-sat")
[2020-06-02 19:29:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 17407 ms returned sat
[2020-06-02 19:29:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:29:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:29:29] [INFO ] [Real]Absence check using state equation in 1695 ms returned (error "Failed to check-sat")
[2020-06-02 19:29:46] [INFO ] [Real]Absence check using 4000 positive place invariants in 15747 ms returned sat
[2020-06-02 19:29:46] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:29:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:29:49] [INFO ] [Real]Absence check using state equation in 3448 ms returned (error "Failed to check-sat")
[2020-06-02 19:30:05] [INFO ] [Real]Absence check using 4000 positive place invariants in 15438 ms returned sat
[2020-06-02 19:30:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:30:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:30:09] [INFO ] [Real]Absence check using state equation in 3601 ms returned unknown
[2020-06-02 19:30:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 16259 ms returned sat
[2020-06-02 19:30:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:30:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:30:29] [INFO ] [Real]Absence check using state equation in 2964 ms returned (error "Failed to check-sat")
[2020-06-02 19:30:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 18021 ms returned sat
[2020-06-02 19:30:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:30:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:30:49] [INFO ] [Real]Absence check using state equation in 1024 ms returned (error "Failed to check-sat")
[2020-06-02 19:31:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 17319 ms returned sat
[2020-06-02 19:31:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:31:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:31:09] [INFO ] [Real]Absence check using state equation in 2077 ms returned (error "Failed to check-sat")
[2020-06-02 19:31:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 17440 ms returned sat
[2020-06-02 19:31:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:31:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:31:29] [INFO ] [Real]Absence check using state equation in 1768 ms returned (error "Failed to check-sat")
[2020-06-02 19:31:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 16626 ms returned sat
[2020-06-02 19:31:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:31:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:31:49] [INFO ] [Real]Absence check using state equation in 2506 ms returned (error "Failed to check-sat")
[2020-06-02 19:32:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:32:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 19125 ms returned (error "Failed to check-sat")
[2020-06-02 19:32:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:32:09] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 84
[2020-06-02 19:32:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 17488 ms returned sat
[2020-06-02 19:32:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:32:29] [INFO ] [Real]Absence check using state equation in 1802 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:32:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 16828 ms returned sat
[2020-06-02 19:32:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:32:49] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:32:49] [INFO ] [Real]Absence check using state equation in 2422 ms returned (error "Failed to check-sat")
[2020-06-02 19:33:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17739 ms returned sat
[2020-06-02 19:33:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:33:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:33:09] [INFO ] [Real]Absence check using state equation in 1292 ms returned (error "Failed to check-sat")
[2020-06-02 19:33:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17579 ms returned sat
[2020-06-02 19:33:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:33:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:33:29] [INFO ] [Real]Absence check using state equation in 1512 ms returned (error "Failed to check-sat")
[2020-06-02 19:33:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 16360 ms returned sat
[2020-06-02 19:33:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:33:49] [INFO ] [Real]Absence check using state equation in 2737 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:34:06] [INFO ] [Real]Absence check using 4000 positive place invariants in 16328 ms returned sat
[2020-06-02 19:34:06] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:34:09] [INFO ] [Real]Absence check using state equation in 2871 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:34:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 18180 ms returned sat
[2020-06-02 19:34:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:34:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:34:29] [INFO ] [Real]Absence check using state equation in 886 ms returned (error "Failed to check-sat")
[2020-06-02 19:34:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 16550 ms returned sat
[2020-06-02 19:34:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:34:49] [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 (= s71 (- (+ 1 t8071) (+ t71 t2071)))") while checking expression at index 92
[2020-06-02 19:35:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17767 ms returned sat
[2020-06-02 19:35:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:35:09] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:35:09] [INFO ] [Real]Absence check using state equation in 1289 ms returned unknown
[2020-06-02 19:35:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 16557 ms returned sat
[2020-06-02 19:35:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:35:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:35:29] [INFO ] [Real]Absence check using state equation in 2530 ms returned (error "Failed to check-sat")
[2020-06-02 19:35:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 19133 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:35:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:35:49] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 95
[2020-06-02 19:36:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 18055 ms returned sat
[2020-06-02 19:36:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:36:09] [INFO ] [Real]Absence check using state equation in 1032 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:36:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17478 ms returned sat
[2020-06-02 19:36:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:36:29] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:36:29] [INFO ] [Real]Absence check using state equation in 1682 ms returned (error "Failed to check-sat")
[2020-06-02 19:36:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18755 ms returned sat
[2020-06-02 19:36:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:36:49] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 98
[2020-06-02 19:37:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 19062 ms returned sat
[2020-06-02 19:37:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:37:09] [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 (>= t464 0)") while checking expression at index 99
[2020-06-02 19:37:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17971 ms returned sat
[2020-06-02 19:37:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:37:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:37:30] [INFO ] [Real]Absence check using state equation in 986 ms returned (error "Failed to check-sat")
[2020-06-02 19:37:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18793 ms returned sat
[2020-06-02 19:37:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:37:50] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (>= t6308 0)") while checking expression at index 101
[2020-06-02 19:38:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18313 ms returned sat
[2020-06-02 19:38:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:38:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:38:10] [INFO ] [Real]Absence check using state equation in 949 ms returned (error "Failed to check-sat")
[2020-06-02 19:38:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17078 ms returned sat
[2020-06-02 19:38:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:38:30] [INFO ] [Real]Absence check using state equation in 2015 ms returned (error "Failed to check-sat")
[2020-06-02 19:38:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 17494 ms returned sat
[2020-06-02 19:38:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:38:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:38:50] [INFO ] [Real]Absence check using state equation in 1780 ms returned (error "Failed to check-sat")
[2020-06-02 19:39:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18840 ms returned sat
[2020-06-02 19:39:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:39:10] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 105
[2020-06-02 19:39:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:39:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 19292 ms returned (error "Failed to check-sat")
[2020-06-02 19:39:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:39:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 106
[2020-06-02 19:39:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18389 ms returned sat
[2020-06-02 19:39:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:39:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:39:50] [INFO ] [Real]Absence check using state equation in 871 ms returned (error "Failed to check-sat")
[2020-06-02 19:40:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17030 ms returned sat
[2020-06-02 19:40:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:40:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:40:10] [INFO ] [Real]Absence check using state equation in 2063 ms returned (error "Failed to check-sat")
[2020-06-02 19:40:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 17247 ms returned sat
[2020-06-02 19:40:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:40:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:40:30] [INFO ] [Real]Absence check using state equation in 2147 ms returned (error "Failed to check-sat")
[2020-06-02 19:40:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 17414 ms returned sat
[2020-06-02 19:40:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:40:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:40:50] [INFO ] [Real]Absence check using state equation in 1615 ms returned (error "Failed to check-sat")
[2020-06-02 19:41:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18408 ms returned sat
[2020-06-02 19:41:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:41:10] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 111
[2020-06-02 19:41:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17641 ms returned sat
[2020-06-02 19:41:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:41:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:41:30] [INFO ] [Real]Absence check using state equation in 1737 ms returned unknown
[2020-06-02 19:41:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 17532 ms returned sat
[2020-06-02 19:41:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:41:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:41:50] [INFO ] [Real]Absence check using state equation in 1487 ms returned (error "Failed to check-sat")
[2020-06-02 19:42:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:42:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 19142 ms returned (error "Failed to check-sat")
[2020-06-02 19:42:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:42:10] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 114
[2020-06-02 19:42:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:42:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 19132 ms returned (error "Failed to check-sat")
[2020-06-02 19:42:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:42:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 115
[2020-06-02 19:42:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 16781 ms returned sat
[2020-06-02 19:42:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:42:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:42:50] [INFO ] [Real]Absence check using state equation in 2251 ms returned (error "Failed to check-sat")
[2020-06-02 19:43:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17041 ms returned sat
[2020-06-02 19:43:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:43:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:43:10] [INFO ] [Real]Absence check using state equation in 2056 ms returned (error "Failed to check-sat")
[2020-06-02 19:43:27] [INFO ] [Real]Absence check using 4000 positive place invariants in 15800 ms returned sat
[2020-06-02 19:43:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:43:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:43:30] [INFO ] [Real]Absence check using state equation in 3312 ms returned unknown
[2020-06-02 19:43:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18304 ms returned sat
[2020-06-02 19:43:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:43:50] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 119
[2020-06-02 19:44:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17039 ms returned sat
[2020-06-02 19:44:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:44:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:44:10] [INFO ] [Real]Absence check using state equation in 2097 ms returned (error "Failed to check-sat")
[2020-06-02 19:44:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17550 ms returned sat
[2020-06-02 19:44:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:44:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:44:30] [INFO ] [Real]Absence check using state equation in 1533 ms returned (error "Failed to check-sat")
[2020-06-02 19:44:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 17465 ms returned sat
[2020-06-02 19:44:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:44:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:44:50] [INFO ] [Real]Absence check using state equation in 1787 ms returned (error "Failed to check-sat")
[2020-06-02 19:45:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 16047 ms returned sat
[2020-06-02 19:45:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:45:10] [INFO ] [Real]Absence check using state equation in 3196 ms returned (error "Failed to check-sat")
[2020-06-02 19:45:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 17040 ms returned sat
[2020-06-02 19:45:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:45:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:45:30] [INFO ] [Real]Absence check using state equation in 2194 ms returned (error "Failed to check-sat")
[2020-06-02 19:45:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 16700 ms returned sat
[2020-06-02 19:45:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:45:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:45:50] [INFO ] [Real]Absence check using state equation in 2276 ms returned (error "Failed to check-sat")
[2020-06-02 19:46:07] [INFO ] [Real]Absence check using 4000 positive place invariants in 16577 ms returned sat
[2020-06-02 19:46:07] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:46:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:46:10] [INFO ] [Real]Absence check using state equation in 2683 ms returned (error "Failed to check-sat")
[2020-06-02 19:46:26] [INFO ] [Real]Absence check using 4000 positive place invariants in 15585 ms returned sat
[2020-06-02 19:46:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:46:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:46:30] [INFO ] [Real]Absence check using state equation in 3668 ms returned unknown
[2020-06-02 19:46:47] [INFO ] [Real]Absence check using 4000 positive place invariants in 15729 ms returned sat
[2020-06-02 19:46:47] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:46:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:46:50] [INFO ] [Real]Absence check using state equation in 3346 ms returned (error "Failed to check-sat")
[2020-06-02 19:47:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17302 ms returned sat
[2020-06-02 19:47:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:47:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:47:10] [INFO ] [Real]Absence check using state equation in 1776 ms returned (error "Failed to check-sat")
[2020-06-02 19:47:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17506 ms returned sat
[2020-06-02 19:47:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:47:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:47:30] [INFO ] [Real]Absence check using state equation in 1444 ms returned (error "Failed to check-sat")
[2020-06-02 19:47:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 17063 ms returned sat
[2020-06-02 19:47:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:47:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:47:50] [INFO ] [Real]Absence check using state equation in 2003 ms returned unknown
[2020-06-02 19:48:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17345 ms returned sat
[2020-06-02 19:48:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:48:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:48:10] [INFO ] [Real]Absence check using state equation in 1691 ms returned (error "Failed to check-sat")
[2020-06-02 19:48:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17744 ms returned sat
[2020-06-02 19:48:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:48:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:48:30] [INFO ] [Real]Absence check using state equation in 1516 ms returned (error "Failed to check-sat")
[2020-06-02 19:48:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17741 ms returned sat
[2020-06-02 19:48:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:48:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:48:50] [INFO ] [Real]Absence check using state equation in 1508 ms returned (error "Failed to check-sat")
[2020-06-02 19:49:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 19121 ms returned sat
[2020-06-02 19:49:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:49:10] [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 (>= t98 0)") while checking expression at index 135
[2020-06-02 19:49:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 18981 ms returned sat
[2020-06-02 19:49:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:49:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 136
[2020-06-02 19:49:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18025 ms returned sat
[2020-06-02 19:49:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:49:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:49:50] [INFO ] [Real]Absence check using state equation in 1270 ms returned (error "Failed to check-sat")
[2020-06-02 19:50:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18424 ms returned sat
[2020-06-02 19:50:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:50:10] [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 (>= t7710 0)") while checking expression at index 138
[2020-06-02 19:50:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 16887 ms returned sat
[2020-06-02 19:50:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:50:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:50:30] [INFO ] [Real]Absence check using state equation in 2317 ms returned (error "Failed to check-sat")
[2020-06-02 19:50:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:50:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 18364 ms returned (error "Failed to check-sat")
[2020-06-02 19:50:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:50:50] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 140
[2020-06-02 19:51:08] [INFO ] [Real]Absence check using 4000 positive place invariants in 17229 ms returned sat
[2020-06-02 19:51:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:51:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:51:10] [INFO ] [Real]Absence check using state equation in 1738 ms returned (error "Failed to check-sat")
[2020-06-02 19:51:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 19085 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:51:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:51:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 142
[2020-06-02 19:51:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:51:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 19073 ms returned (error "Failed to check-sat")
[2020-06-02 19:51:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:51:50] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 143
[2020-06-02 19:52:10] [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 (= 1 (+ s3427 s5428 s7427 s9427 s9428))") while checking expression at index 144
[2020-06-02 19:52:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:52:30] [INFO ] [Real]Absence check using 4000 positive place invariants in 18919 ms returned (error "Failed to check-sat")
[2020-06-02 19:52:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:52:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 145
[2020-06-02 19:52:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 18955 ms returned sat
[2020-06-02 19:52:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:52:50] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 146
[2020-06-02 19:53:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 18058 ms returned sat
[2020-06-02 19:53:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:53:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:53:10] [INFO ] [Real]Absence check using state equation in 1145 ms returned (error "Failed to check-sat")
[2020-06-02 19:53:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 16848 ms returned sat
[2020-06-02 19:53:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:53:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:53:30] [INFO ] [Real]Absence check using state equation in 2134 ms returned (error "Failed to check-sat")
[2020-06-02 19:53:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17939 ms returned sat
[2020-06-02 19:53:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:53:50] [INFO ] [Real]Absence check using state equation in 1183 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:54:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 17437 ms returned sat
[2020-06-02 19:54:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:54:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:54:10] [INFO ] [Real]Absence check using state equation in 1481 ms returned (error "Failed to check-sat")
[2020-06-02 19:54:28] [INFO ] [Real]Absence check using 4000 positive place invariants in 16462 ms returned sat
[2020-06-02 19:54:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:54:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:54:30] [INFO ] [Real]Absence check using state equation in 2651 ms returned (error "Failed to check-sat")
[2020-06-02 19:54:48] [INFO ] [Real]Absence check using 4000 positive place invariants in 16469 ms returned sat
[2020-06-02 19:54:48] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:54:50] [INFO ] [Real]Absence check using state equation in 2573 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:55:09] [INFO ] [Real]Absence check using 4000 positive place invariants in 17490 ms returned sat
[2020-06-02 19:55:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:55:10] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:55:10] [INFO ] [Real]Absence check using state equation in 1635 ms returned (error "Failed to check-sat")
[2020-06-02 19:55:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17350 ms returned sat
[2020-06-02 19:55:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:55:30] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:55:30] [INFO ] [Real]Absence check using state equation in 1820 ms returned (error "Failed to check-sat")
[2020-06-02 19:55:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 17092 ms returned sat
[2020-06-02 19:55:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:55:50] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:55:50] [INFO ] [Real]Absence check using state equation in 1941 ms returned (error "Failed to check-sat")
[2020-06-02 19:56:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 18721 ms returned sat
[2020-06-02 19:56:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:56:11] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 156
[2020-06-02 19:56:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 18058 ms returned sat
[2020-06-02 19:56:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:56:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:56:31] [INFO ] [Real]Absence check using state equation in 1141 ms returned (error "Failed to check-sat")
[2020-06-02 19:56:49] [INFO ] [Real]Absence check using 4000 positive place invariants in 18010 ms returned sat
[2020-06-02 19:56:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:56:51] [INFO ] [Real]Absence check using state equation in 1217 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 19:57:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 18774 ms returned sat
[2020-06-02 19:57:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:57:11] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (>= t5016 0)") while checking expression at index 159
[2020-06-02 19:57:29] [INFO ] [Real]Absence check using 4000 positive place invariants in 17445 ms returned sat
[2020-06-02 19:57:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:57:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:57:31] [INFO ] [Real]Absence check using state equation in 1707 ms returned (error "Failed to check-sat")
[2020-06-02 19:57:50] [INFO ] [Real]Absence check using 4000 positive place invariants in 18557 ms returned sat
[2020-06-02 19:57:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:57:51] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 161
[2020-06-02 19:58:10] [INFO ] [Real]Absence check using 4000 positive place invariants in 18996 ms returned sat
[2020-06-02 19:58:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:58:11] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (>= t1126 0)") while checking expression at index 162
[2020-06-02 19:58:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:58:31] [INFO ] [Real]Absence check using 4000 positive place invariants in 19383 ms returned unknown
[2020-06-02 19:58:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:58:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 19118 ms returned unknown
[2020-06-02 19:59:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:59:11] [INFO ] [Real]Absence check using 4000 positive place invariants in 18960 ms returned (error "Failed to check-sat")
[2020-06-02 19:59:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:59:11] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 165
[2020-06-02 19:59:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:59:31] [INFO ] [Real]Absence check using 4000 positive place invariants in 19097 ms returned (error "Failed to check-sat")
[2020-06-02 19:59:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:59:31] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 166
[2020-06-02 19:59:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 19:59:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 19259 ms returned (error "Failed to check-sat")
[2020-06-02 19:59:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 19:59:51] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 167
[2020-06-02 20:00:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 20:00:11] [INFO ] [Real]Absence check using 4000 positive place invariants in 19151 ms returned unknown
[2020-06-02 20:00:31] [INFO ] [Real]Absence check using 4000 positive place invariants in 19128 ms returned sat
[2020-06-02 20:00:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 20:00:31] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Broken pipe") while checking expression at index 169
[2020-06-02 20:00:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 19226 ms returned (error "Solver has unexpectedly terminated")
[2020-06-02 20:00:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 20:00:51] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 170
[2020-06-02 20:01:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 20:01:11] [INFO ] [Real]Absence check using 4000 positive place invariants in 19067 ms returned unknown
[2020-06-02 20:01:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 20:01:31] [INFO ] [Real]Absence check using 4000 positive place invariants in 19048 ms returned unknown
[2020-06-02 20:01:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 20:01:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 19189 ms returned (error "Failed to check-sat")
[2020-06-02 20:01:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 20:01:51] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 173
[2020-06-02 20:02:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 20:02:11] [INFO ] [Real]Absence check using 4000 positive place invariants in 19052 ms returned (error "Failed to check-sat")
[2020-06-02 20:02:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 20:02:11] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 174
[2020-06-02 20:02:31] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 20:02:31] [INFO ] [Real]Absence check using 4000 positive place invariants in 19210 ms returned unknown
[2020-06-02 20:02:51] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 20:02:51] [INFO ] [Real]Absence check using 4000 positive place invariants in 19132 ms returned (error "Failed to check-sat")
[2020-06-02 20:02:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-02 20:02:51] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 176
[2020-06-02 20:03:11] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-02 20:03:11] [INFO ] [Real]Absence check using 4000 positive place invariants in 19122 ms returned unknown
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427456 kB
MemFree: 15799548 kB
After kill :
MemTotal: 16427456 kB
MemFree: 16144668 kB

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Philosophers-COL-002000"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itslola"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itslola"
echo " Input is Philosophers-COL-002000, 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 r176-tajo-158987871300066"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-002000.tgz
mv Philosophers-COL-002000 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 ;