MissingSlotDep: version 0.16.1.1-r2: '>=dev-scheme/guile-1.6.4-r1[deprecated]' matches more than one slot: [ 1.8, 12, 2.2, 3.0 ]
  MissingSlotDep: version 0.16.1.1-r4: '>=dev-scheme/guile-1.6.4-r1[deprecated]' matches more than one slot: [ 1.8, 12, 2.2, 3.0 ]