>>> Emerging : portage://games-puzzle/triptych-1.16:run?{[]}

These are the packages that would be merged, in order:

Calculating dependencies... done!

 └─step  1─┤ unmask  portage://games-puzzle/triptych-1.16

 └─step  2─┤ verify  media-libs/libsdl (unsatisfied constraints, assumed running)
             │ verify  x11-libs/libX11 (unsatisfied constraints, assumed running)
             │ verify  x11-libs/libXext (unsatisfied constraints, assumed running)
             │ download  portage://games-puzzle/triptych-1.16
             │           └─ file ─┤ 1.67 Mb  	 triptych-1.16.tar.gz

Total: 2 actions (1 unmask, 1 download), grouped into 2 steps.
       1.67 Mb to be downloaded.



>>> Assumptions taken during proving & planning:

  Package unmask (1 package):
  Add to /etc/portage/package.unmask:
    =games-puzzle/triptych-1.16


Error The proof for your build plan contains domain assumptions. Please verify:


>>> Domain assumptions

- REQUIRED_USE violation: 
  media-libs/libsdl
  No ebuild satisfies USE deps for portage://media-libs/libsdl-1.2.78 (use_dep_unsat)
  USE deps force:   [abi_x86_32,opengl,sound,video]
  conflicts with profile use.mask / use.force
  required by: portage://games-puzzle/triptych-1.16

- REQUIRED_USE violation: 
  x11-libs/libX11
  No ebuild satisfies USE deps for portage://x11-libs/libX11-1.8.13 (use_dep_unsat)
  USE deps force:   [abi_x86_32]
  conflicts with profile use.mask / use.force
  required by: portage://games-puzzle/triptych-1.16

- REQUIRED_USE violation: 
  x11-libs/libXext
  No ebuild satisfies USE deps for portage://x11-libs/libXext-1.3.7 (use_dep_unsat)
  USE deps force:   [abi_x86_32]
  conflicts with profile use.mask / use.force
  required by: portage://games-puzzle/triptych-1.16


>>> Bug report drafts (Gentoo Bugzilla)

---
Summary: portage://games-puzzle/triptych-1.16: unsatisfied_constraints dependency on media-libs/libsdl

Affected package: portage://games-puzzle/triptych-1.16
Dependency: media-libs/libsdl
Phases: [run]

Unsatisfiable constraint(s):
  >=media-libs/libsdl-1.2

Observed:
  portage-ng reports no available candidate satisfies the above constraint(s).
  Available versions in repo set (sample, first 2 of 2): [1.2.68,1.2.78]

Potential fix (suggestion):
  Review dependency metadata in portage://games-puzzle/triptych-1.16; constraint set: [constraint(greaterequal,1.2,[])].

---
Summary: portage://games-puzzle/triptych-1.16: unsatisfied_constraints dependency on x11-libs/libX11

Affected package: portage://games-puzzle/triptych-1.16
Dependency: x11-libs/libX11
Phases: [run]

Unsatisfiable constraint(s):
  x11-libs/libX11-

Observed:
  portage-ng reports no available candidate satisfies the above constraint(s).
  Available versions in repo set (sample, first 1 of 1): [1.8.13]

Potential fix (suggestion):
  Review dependency metadata in portage://games-puzzle/triptych-1.16; constraint set: [constraint(none,,[])].

---
Summary: portage://games-puzzle/triptych-1.16: unsatisfied_constraints dependency on x11-libs/libXext

Affected package: portage://games-puzzle/triptych-1.16
Dependency: x11-libs/libXext
Phases: [run]

Unsatisfiable constraint(s):
  x11-libs/libXext-

Observed:
  portage-ng reports no available candidate satisfies the above constraint(s).
  Available versions in repo set (sample, first 1 of 1): [1.3.7]

Potential fix (suggestion):
  Review dependency metadata in portage://games-puzzle/triptych-1.16; constraint set: [constraint(none,,[])].