contrarius --target arm-unknown-linux-gnu

These stages will be built:

o cross-binutils stage
  Building the GNU binutils as part of the cross toolchain
o cross-minimal-gcc stage
  Building a minimal GNU C compiler as part of the cross toolchain
o cross-kernel-headers stage
  Building the kernel headers as part of the cross toolchain
o cross-libc stage
  Building the C standard library as part of the cross toolchain
o cross-gcc stage
  Building the full GNU compiler collection as part of the cross toolchain

Total: 5 Stages (2 rebuild)

Contents of stage cross-binutils stage
Building dependency list...
Query error:
  * In main program:
  * When executing stage builder task:
  * When building stage 'cross-binutils stage':
  * When building BinutilsStage:
  * When performing install action from command line:
  * When executing install task:
  * When adding PackageDepSpec 'cross-arm-unknown-linux-gnu/binutils':
  * All versions of 'cross-arm-unknown-linux-gnu/binutils' are masked
Build of stage 'cross-binutils stage' failed:
Error: Failed building stage 'cross-binutils stage'


Unhandled exception:
  * In main program:
  * When executing stage builder task:
  * When building stage 'cross-binutils stage':
  * Failed building stage 'cross-binutils stage' (paludis::StageBuildError)