Comment 5 for bug 850264

with debug output:

ubuntu@ubuntu:~$ sudo apt-get install -o Debug::pkgProblemResolver=true cpp:i386
Reading package lists... Done
Building dependency tree
Reading state information... Done
Starting
Starting 2
Investigating (0) x11-xserver-utils [ amd64 ] < 7.6+3 > ( x11 )
Broken x11-xserver-utils:amd64 Depends on cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters )
  Considering cpp:amd64 5 as a solution to x11-xserver-utils:amd64 8
  Added cpp:amd64 to the remove list
  Fixing x11-xserver-utils:amd64 via keep of cpp:amd64
Investigating (0) cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters )
Broken cpp:amd64 Depends on cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters ) (>= 4.6.1-1)
  Considering cpp-4.6:amd64 1 as a solution to cpp:amd64 5
  Added cpp-4.6:amd64 to the remove list
Broken cpp:amd64 Conflicts on cpp [ i386 ] < none -> 4:4.6.1-2ubuntu5 > ( interpreters )
  Considering cpp:i386 9999 as a solution to cpp:amd64 5
  Removing cpp:amd64 rather than change cpp:i386
Investigating (0) x11-apps [ amd64 ] < 7.6+5 > ( x11 )
Broken x11-apps:amd64 Depends on cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters )
  Considering cpp:amd64 5 as a solution to x11-apps:amd64 2
  Removing x11-apps:amd64 rather than change cpp:amd64
Investigating (0) gcc-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( devel )
Broken gcc-4.6:amd64 Depends on cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters ) (= 4.6.2-5ubuntu1)
  Considering cpp-4.6:amd64 1 as a solution to gcc-4.6:amd64 2
  Added cpp-4.6:amd64 to the remove list
  Fixing gcc-4.6:amd64 via keep of cpp-4.6:amd64
Investigating (0) x11-session-utils [ amd64 ] < 7.6+1ubuntu1 > ( x11 )
Broken x11-session-utils:amd64 Depends on cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters )
  Considering cpp:amd64 5 as a solution to x11-session-utils:amd64 2
  Removing x11-session-utils:amd64 rather than change cpp:amd64
Investigating (0) libidl0 [ amd64 ] < 0.8.14-0.2 > ( libs )
Broken libidl0:amd64 Depends on cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters )
  Considering cpp:amd64 5 as a solution to libidl0:amd64 2
  Removing libidl0:amd64 rather than change cpp:amd64
Investigating (0) liborbit2 [ amd64 ] < 1:2.14.19-0.1 > ( libs )
Broken liborbit2:amd64 Depends on libidl0 [ amd64 ] < 0.8.14-0.2 > ( libs )
  Considering libidl0:amd64 2 as a solution to liborbit2:amd64 2
  Removing liborbit2:amd64 rather than change libidl0:amd64
Investigating (0) libreoffice-gnome [ amd64 ] < 1:3.4.4-0ubuntu2 > ( gnome )
Broken libreoffice-gnome:amd64 Depends on liborbit2 [ amd64 ] < 1:2.14.19-0.1 > ( libs ) (>= 1:2.14.10)
  Considering liborbit2:amd64 2 as a solution to libreoffice-gnome:amd64 1
  Removing libreoffice-gnome:amd64 rather than change liborbit2:amd64
Investigating (0) gcc [ amd64 ] < 4:4.6.1-2ubuntu5 > ( devel )
Broken gcc:amd64 Depends on cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters ) (>= 4:4.6.1-2ubuntu5)
  Considering cpp:amd64 5 as a solution to gcc:amd64 1
  Removing gcc:amd64 rather than change cpp:amd64
Investigating (0) xorg [ amd64 ] < 1:7.6+7ubuntu7 > ( x11 )
Broken xorg:amd64 Depends on x11-apps [ amd64 ] < 7.6+5 > ( x11 )
  Considering x11-apps:amd64 2 as a solution to xorg:amd64 1
  Removing xorg:amd64 rather than change x11-apps:amd64
Investigating (0) cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters )
Broken cpp-4.6:amd64 Conflicts on cpp-4.6 [ i386 ] < none -> 4.6.2-5ubuntu1 > ( interpreters )
  Considering cpp-4.6:i386 1 as a solution to cpp-4.6:amd64 1
  Removing cpp-4.6:amd64 rather than change cpp-4.6:i386
Investigating (0) ubuntu-desktop [ amd64 ] < 1.253 > ( metapackages )
Broken ubuntu-desktop:amd64 Depends on xorg [ amd64 ] < 1:7.6+7ubuntu7 > ( x11 )
  Considering xorg:amd64 1 as a solution to ubuntu-desktop:amd64 0
  Removing ubuntu-desktop:amd64 rather than change xorg:amd64
Investigating (1) x11-xserver-utils [ amd64 ] < 7.6+3 > ( x11 )
Broken x11-xserver-utils:amd64 Depends on cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters )
  Considering cpp:amd64 5 as a solution to x11-xserver-utils:amd64 8
  Added cpp:amd64 to the remove list
  Fixing x11-xserver-utils:amd64 via keep of cpp:amd64
Investigating (1) cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters )
Broken cpp:amd64 Depends on cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters ) (>= 4.6.1-1)
  Considering cpp-4.6:amd64 1 as a solution to cpp:amd64 5
  Added cpp-4.6:amd64 to the remove list
Broken cpp:amd64 Conflicts on cpp [ i386 ] < none -> 4:4.6.1-2ubuntu5 > ( interpreters )
  Considering cpp:i386 9999 as a solution to cpp:amd64 5
  Removing cpp:amd64 rather than change cpp:i386
Investigating (1) gcc-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( devel )
Broken gcc-4.6:amd64 Depends on cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters ) (= 4.6.2-5ubuntu1)
  Considering cpp-4.6:amd64 1 as a solution to gcc-4.6:amd64 2
  Added cpp-4.6:amd64 to the remove list
  Fixing gcc-4.6:amd64 via keep of cpp-4.6:amd64
Investigating (1) cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters )
Broken cpp-4.6:amd64 Conflicts on cpp-4.6 [ i386 ] < none -> 4.6.2-5ubuntu1 > ( interpreters )
  Considering cpp-4.6:i386 1 as a solution to cpp-4.6:amd64 1
  Removing cpp-4.6:amd64 rather than change cpp-4.6:i386
Investigating (2) x11-xserver-utils [ amd64 ] < 7.6+3 > ( x11 )
Broken x11-xserver-utils:amd64 Depends on cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters )
  Considering cpp:amd64 5 as a solution to x11-xserver-utils:amd64 8
  Added cpp:amd64 to the remove list
  Fixing x11-xserver-utils:amd64 via keep of cpp:amd64
Investigating (2) cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters )
Broken cpp:amd64 Depends on cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters ) (>= 4.6.1-1)
  Considering cpp-4.6:amd64 1 as a solution to cpp:amd64 8
  Added cpp-4.6:amd64 to the remove list
Broken cpp:amd64 Conflicts on cpp [ i386 ] < none -> 4:4.6.1-2ubuntu5 > ( interpreters )
  Considering cpp:i386 9999 as a solution to cpp:amd64 8
  Removing cpp:amd64 rather than change cpp:i386
Investigating (2) gcc-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( devel )
Broken gcc-4.6:amd64 Depends on cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters ) (= 4.6.2-5ubuntu1)
  Considering cpp-4.6:amd64 1 as a solution to gcc-4.6:amd64 2
  Added cpp-4.6:amd64 to the remove list
  Fixing gcc-4.6:amd64 via keep of cpp-4.6:amd64
Investigating (2) cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters )
Broken cpp-4.6:amd64 Conflicts on cpp-4.6 [ i386 ] < none -> 4.6.2-5ubuntu1 > ( interpreters )
  Considering cpp-4.6:i386 1 as a solution to cpp-4.6:amd64 2
  Added cpp-4.6:i386 to the remove list
  Fixing cpp-4.6:amd64 via keep of cpp-4.6:i386
Investigating (3) cpp [ i386 ] < none -> 4:4.6.1-2ubuntu5 > ( interpreters )
Broken cpp:i386 Depends on cpp-4.6 [ i386 ] < none -> 4.6.2-5ubuntu1 > ( interpreters ) (>= 4.6.1-1)
  Considering cpp-4.6:i386 2 as a solution to cpp:i386 9999
  Re-Instated cpp-4.6:i386
Investigating (3) x11-xserver-utils [ amd64 ] < 7.6+3 > ( x11 )
Broken x11-xserver-utils:amd64 Depends on cpp [ amd64 ] < 4:4.6.1-2ubuntu5 > ( interpreters )
  Considering cpp:amd64 9999 as a solution to x11-xserver-utils:amd64 8
  Removing x11-xserver-utils:amd64 rather than change cpp:amd64
Investigating (3) acpi-support [ amd64 ] < 0.138 > ( admin )
Broken acpi-support:amd64 Depends on x11-xserver-utils [ amd64 ] < 7.6+3 > ( x11 )
  Considering x11-xserver-utils:amd64 9999 as a solution to acpi-support:amd64 1
  Removing acpi-support:amd64 rather than change x11-xserver-utils:amd64
Investigating (3) cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters )
Broken cpp-4.6:amd64 Conflicts on cpp-4.6 [ i386 ] < none -> 4.6.2-5ubuntu1 > ( interpreters )
  Considering cpp-4.6:i386 2 as a solution to cpp-4.6:amd64 2
  Removing cpp-4.6:amd64 rather than change cpp-4.6:i386
Investigating (4) gcc-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( devel )
Broken gcc-4.6:amd64 Depends on cpp-4.6 [ amd64 ] < 4.6.2-5ubuntu1 > ( interpreters ) (= 4.6.2-5ubuntu1)
  Considering cpp-4.6:amd64 2 as a solution to gcc-4.6:amd64 2
  Removing gcc-4.6:amd64 rather than change cpp-4.6:amd64
Done
The following extra packages will be installed:
  cpp-4.6:i386 gcc-4.6-base:i386 libc-bin:i386 libc6 libc6:i386 libgcc1:i386 libgmp10:i386 libmpc2:i386 libmpfr4:i386 zlib1g:i386
Suggested packages:
  cpp-doc:i386 gcc-4.6-locales:i386 glibc-doc glibc-doc:i386
The following packages will be REMOVED:
  acpi-support cpp cpp-4.6 gcc gcc-4.6 libc-bin libidl0 liborbit2 libreoffice-gnome ubuntu-desktop x11-apps x11-session-utils x11-xserver-utils
  xorg
The following NEW packages will be installed:
  cpp:i386 cpp-4.6:i386 gcc-4.6-base:i386 libc-bin:i386 libc6:i386 libgcc1:i386 libgmp10:i386 libmpc2:i386 libmpfr4:i386 zlib1g:i386
The following packages will be upgraded:
  libc6
WARNING: The following essential packages will be removed.
This should NOT be done unless you know exactly what you are doing!
  libc-bin
1 upgraded, 10 newly installed, 14 to remove and 0 not upgraded.
Need to get 14.5 MB of archives.
After this operation, 10.6 MB disk space will be freed.
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