UnusedLocalUse: unused local USE flag: [ lyrics ]
  TooManyCrates: version 0.20.5: CRATES variable has 722 crates, consider using crates tarball instead
  TooManyCrates: version 0.21.0: CRATES variable has 685 crates, consider using crates tarball instead
  TooManyCrates: version 0.21.1: CRATES variable has 698 crates, consider using crates tarball instead