package libgc1c2 1:7.2d-4ubuntu1 failed to install/upgrade: trying to overwrite '/usr/lib/x86_64-linux-gnu/libgccpp.so.1.0.3', which is also in package libgc1c3:amd64 1

[Ursula Junque]

Crashed while upgrading today.

ProblemType: Package
DistroRelease: Ubuntu 13.10
Package: libgc1c2 1:7.2d-4ubuntu1
ProcVersionSignature: Ubuntu 3.10.0-2.9-generic 3.10.0
Uname: Linux 3.10.0-2-generic x86_64
ApportVersion: 2.10.2-0ubuntu3
Architecture: amd64
Date: Wed Jul 3 12:23:27 2013
DuplicateSignature: package:libgc1c2:1:7.2d-4ubuntu1:trying to overwrite '/usr/lib/x86_64-linux-gnu/libgccpp.so.1.0.3', which is also in package libgc1c3:amd64 1
ErrorMessage: trying to overwrite '/usr/lib/x86_64-linux-gnu/libgccpp.so.1.0.3', which is also in package libgc1c3:amd64 1
InstallationDate: Installed on 2013-06-05 (28 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Alpha amd64 (20130604)
MarkForUpload: True
SourcePackage: libgc
Title: package libgc1c2 1:7.2d-4ubuntu1 failed to install/upgrade: trying to overwrite '/usr/lib/x86_64-linux-gnu/libgccpp.so.1.0.3', which is also in package libgc1c3:amd64 1
UpgradeStatus: No upgrade log present (probably fresh install)