Welcome to the Haiku shell.

~/haikuwebkit/WebKitBuild/Release> strace WebPositive > trace.txt
Please note that you don't have secure memory on this system
[mov,mp4,m4a,3gp,3g2,mj2 @ 0x113cc57b6240] stream 1, offset 0x15572e: partial file
[mov,mp4,m4a,3gp,3g2,mj2 @ 0x113cc57b6240] stream 1, offset 0x15593c: partial file
*** DataLog output to "/tmp/WTFLog.2411.txt" ***
Abort
~/haikuwebkit/WebKitBuild/Release>