I just built the master branch and got the same problem.

Here is the gdb output:

Initializing genesis state from built-in genesis file
[New Thread 0x7fff6f325700 (LWP 20187)]
Successfully re-indexed 0 blocks in 0 seconds.                         
Blockchain size changed from 0MiB to 0MiB.
[New Thread 0x7fff6ddae700 (LWP 20191)]
[New Thread 0x7fff6d5ad700 (LWP 20192)]
[New Thread 0x7fff6cdac700 (LWP 20193)]
[New Thread 0x7fff669e0700 (LWP 20194)]
[New Thread 0x7fff661df700 (LWP 20195)]
[New Thread 0x7fff659de700 (LWP 20196)]
[New Thread 0x7fff651dd700 (LWP 20197)]
[New Thread 0x7fff649dc700 (LWP 20198)]
[New Thread 0x7fff43fff700 (LWP 20199)]
[New Thread 0x7fff437fe700 (LWP 20200)]
[New Thread 0x7fff42ffd700 (LWP 20201)]
[New Thread 0x7fff427fc700 (LWP 20202)]
[New Thread 0x7fff41ffb700 (LWP 20203)]
[New Thread 0x7fff4119b700 (LWP 20204)]
/index.html
/css/app.css
/js/app.js
/locale-en.json
/img/logo-ico.svg
/webfonts/opensans-regular.woff
/webfonts/fontawesome-webfont.woff
[New Thread 0x7fff1dab5700 (LWP 20205)]
/img/xt-background.jpg
/img/xts-logo-xl-white-shadow.png

Program received signal SIGSEGV, Segmentation fault.
0x00007fffe7e2b138 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
(gdb)

I'd like to test my ID also.

Public Key: 6azf1rAwsbBJDnSv8NdidQRekJjhLrGatXdSnZjUjfibhWoAjb