The two symlinks at /impl/license and /utils/license are symlinks to "../license". Either they should be symlinks to "../LICENSE", or /LICENSE should be renamed to /license.
$ head -1 LICENSE
The MIT License (MIT)
$ ls -l impl/license
lrwxrwxrwx 1 david david 10 Jul 7 16:08 impl/license -> ../license
$ head -1 impl/license
head: cannot open 'impl/license' for reading: No such file or directory