(header ((h) ihello provides) ((sut) illegal_requires component) ((w) ihello requires))
test/all/illegal_requires/illegal_requires.dzn:29:3: error: illegal
<external>.h.hello -> ...
... -> sut.h.hello
sut.w.world -> ...
... -> <external>.w.world
<illegal>
test/all/illegal_requires/illegal_requires.dzn:29:3: error: illegal
(trail "h.hello" "w.world" "<illegal>")
(labels "h.hello" "h.world")
(eligible)
