[Notice] Ebuild 3.0.1 has an invalid header. It should start with a valid copyright line (e.g., '# Copyright YEARS MAIN-CONTRIBUTOR') and the GPLv2 distribution text followed by an empty line.
[Notice] Package has only unstable keywords for arch(es): [ amd64, x86 ], all versions are unstable: [ 3.0.1 ]
[Error] Invalid or missing metadata.xml: open media-sound/cutmp3/metadata.xml: file does not exist