[Notice] Ebuild 3.7.1 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.
[Error] Ebuild 3.7.1 KEYWORDS is defined multiple times. It must be defined at most once.
[Error] Manifest entry for unused DIST file 'toml11-3.7.1.tar.gz'
[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: [ 3.7.1 ]
[Error] Invalid or missing metadata.xml: open dev-cpp/toml11/metadata.xml: file does not exist