[Pkg-haskell-maintainers] Bug#746076: threadscope: FTBFS: Ambiguous occurrence `Region'

[David Suárez]

Source: threadscope
Version: 0.2.2-2
Severity: serious
Tags: jessie sid
User: debian-qa at lists.debian.org
Usertags: qa-ftbfs-20140426 qa-ftbfs
Justification: FTBFS on amd64

Hi,

During a rebuild of all packages in sid, your package failed to build on
amd64.

Relevant part (hopefully):
> [26 of 35] Compiling GUI.Timeline.Activity ( GUI/Timeline/Activity.hs, dist-ghc/build/threadscope/threadscope-tmp/GUI/Timeline/Activity.o )
> [27 of 35] Compiling GUI.Timeline.Render ( GUI/Timeline/Render.hs, dist-ghc/build/threadscope/threadscope-tmp/GUI/Timeline/Render.o )
> 
> GUI/Timeline/Render.hs:37:15:
>     Ambiguous occurrence `Region'
>     It could refer to either `Graphics.UI.Gtk.Region',
>                              imported from `Graphics.UI.Gtk' at GUI/Timeline/Render.hs:23:1-22
>                              (and originally defined in `Graphics.UI.Gtk.Gdk.Region')
>                           or `Graphics.Rendering.Cairo.Region',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:54:65:
>     Ambiguous occurrence `height'
>     It could refer to either `GUI.Types.height',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:12-17)
>                           or `Graphics.Rendering.Cairo.height',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:68:11:
>     Ambiguous occurrence `width'
>     It could refer to either `GUI.Types.width',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:5-9)
>                           or `Graphics.Rendering.Cairo.width',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:68:32:
>     Ambiguous occurrence `width'
>     It could refer to either `GUI.Types.width',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:5-9)
>                           or `Graphics.Rendering.Cairo.width',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:69:11:
>     Ambiguous occurrence `height'
>     It could refer to either `GUI.Types.height',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:12-17)
>                           or `Graphics.Rendering.Cairo.height',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:69:32:
>     Ambiguous occurrence `height'
>     It could refer to either `GUI.Types.height',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:12-17)
>                           or `Graphics.Rendering.Cairo.height',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:74:34:
>     Ambiguous occurrence `width'
>     It could refer to either `GUI.Types.width',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:5-9)
>                           or `Graphics.Rendering.Cairo.width',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:251:33:
>     Ambiguous occurrence `width'
>     It could refer to either `GUI.Types.width',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:5-9)
>                           or `Graphics.Rendering.Cairo.width',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:251:45:
>     Ambiguous occurrence `height'
>     It could refer to either `GUI.Types.height',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:12-17)
>                           or `Graphics.Rendering.Cairo.height',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:257:34:
>     Ambiguous occurrence `width'
>     It could refer to either `GUI.Types.width',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:5-9)
>                           or `Graphics.Rendering.Cairo.width',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:258:34:
>     Ambiguous occurrence `height'
>     It could refer to either `GUI.Types.height',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:12-17)
>                           or `Graphics.Rendering.Cairo.height',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:273:45:
>     Ambiguous occurrence `height'
>     It could refer to either `GUI.Types.height',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:12-17)
>                           or `Graphics.Rendering.Cairo.height',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> 
> GUI/Timeline/Render.hs:275:67:
>     Ambiguous occurrence `height'
>     It could refer to either `GUI.Types.height',
>                              imported from `GUI.Types' at GUI/Timeline/Render.hs:19:1-16
>                              (and originally defined at GUI/Types.hs:30:12-17)
>                           or `Graphics.Rendering.Cairo.height',
>                              imported from `Graphics.Rendering.Cairo' at GUI/Timeline/Render.hs:24:1-31
>                              (and originally defined in `Graphics.Rendering.Cairo.Types')
> make: *** [build-ghc-stamp] Error 1

The full build log is available from:
   http://aws-logs.debian.net/ftbfs-logs/2014/04/26/threadscope_0.2.2-2_unstable.log

A list of current common problems and possible solutions is available at
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

About the archive rebuild: The rebuild was done on EC2 VM instances from
Amazon Web Services, using a clean, minimal and up-to-date chroot. Every
failed build was retried once to eliminate random failures.