wrong old java warning on OSX

[dieterdreist]

What steps will reproduce the problem?

1. startup JOSM

What is the expected result?

-

What happens instead?

get a warning popup to update java, s. screenshot

Please provide any additional information below. Attach a screenshot if possible.

Relative:URL: ^/trunk
Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last:Changed Date: 2018-05-22 02:42:11 +0200 (Tue, 22 May 2018)
Revision:13817
Build-Date:2018-05-22 01:33:12
URL:https://josm.openstreetmap.de/svn/trunk

Identification: JOSM/1.5 (13817 en) Mac OS X 10.13.4
OS Build number: Mac OS X 10.13.4 (17E202)
Memory Usage: 256 MB / 2048 MB (55 MB allocated, but free)
Java version: 10+46, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
Screen: Display 188875522 1920x1080, Display 458628992 1920x1080
Maximum Screen Size: 1920x1080
VM arguments: [-Dsun.java2d.opengl=true]

Plugins:
+ ColorPlugin (1511895663)
+ Create_grid_of_ways (34109)
+ ImportImagePlugin (34109)
+ PicLayer (34170)
+ ShapeTools (1230)
+ apache-commons (34109)
+ buildings_tools (34212)
+ editgpx (34109)
+ ejml (34126)
+ fieldpapers (v0.4.3)
+ geochat (34109)
+ geojson (80)
+ geotools (34125)
+ imagery_offset_db (34209)
+ jts (34038)
+ log4j (34038)
+ mbtiles (a3e491d)
+ measurement (34109)
+ o5m (34109)
+ osmarender (34096)
+ pbf (34109)
+ photo_geotagging (34109)
+ reltoolbox (34212)
+ reverter (34109)
+ undelete (34109)
+ utilsplugin2 (34109)

Last errors/warnings:
- W: Invalid jar file ''<josm.userdata>/plugins/buildings_tools.jar.new'' (exists: false, canRead: false)
- W: Invalid jar file ''<josm.userdata>/plugins/reltoolbox.jar.new'' (exists: false, canRead: false)
- W: No configuration settings found.  Using hardcoded default values for all pools.
- W: Cannot start IPv4 remotecontrol https server on port 8112: Keystore was tampered with, or password was incorrect
- W: Cannot start IPv6 remotecontrol https server on port 8112: Keystore was tampered with, or password was incorrect