[Error] Ebuild 1.0.3 uses an obsolete EAPI '4'. EAPIs 0 to 4 are obsolete and must no longer be used.
[Notice] Ebuild 1.0.3 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.
[Error] Manifest entry for unused DIST file 'killcx-1.0.3.tgz'
[Error] Repository is missing a repo-name in metadata/layout.conf or profiles/repo_name
[Notice] Package has only unstable keywords for arch(es): [ amd64, x86 ], all versions are unstable: [ 1.0.3 ]
[Error] Invalid or missing metadata.xml: open net-misc/killcx/metadata.xml: file does not exist