hello from main
hello from a
hello from b
hello from c
c done
hello from d
hello from e
e done
main done
hello from final
RTS warning: blocked process: deadlock.final : file deadlock.mpd, line 49
RTS warning: blocked process: deadlock.d : file deadlock.mpd, line 29
RTS warning: blocked process: deadlock.b : file deadlock.mpd, line 27
RTS warning: blocked process: deadlock.a : file deadlock.mpd, line 26
