Build fails on powerpc64-unknown-linux-gnu #1267
Description
As of about 3 days ago the build began to consistently fail on powerpc64-unknown-linux-gnu, due to no changes from us.
/usr/bin/ld: /home/travis/build/nix-rust/nix/target/powerpc64-unknown-linux-gnu/debug/deps/test_mount-df7f909bdf67289b.13a3d2skisyqlwej.rcgu.o: Relocations in generic ELF (EM: 21)
/usr/bin/ld: /home/travis/build/nix-rust/nix/target/powerpc64-unknown-linux-gnu/debug/deps/test_mount-df7f909bdf67289b.13a3d2skisyqlwej.rcgu.o: Relocations in generic ELF (EM: 21)
/usr/bin/ld: /home/travis/build/nix-rust/nix/target/powerpc64-unknown-linux-gnu/debug/deps/test_mount-df7f909bdf67289b.13a3d2skisyqlwej.rcgu.o: Relocations in generic ELF (EM: 21)
/usr/bin/ld: /home/travis/build/nix-rust/nix/target/powerpc64-unknown-linux-gnu/debug/deps/test_mount-df7f909bdf67289b.13a3d2skisyqlwej.rcgu.o: Relocations in generic ELF (EM: 21)
/usr/bin/ld: /home/travis/build/nix-rust/nix/target/powerpc64-unknown-linux-gnu/debug/deps/test_mount-df7f909bdf67289b.13a3d2skisyqlwej.rcgu.o: Relocations in generic ELF (EM: 21)
/usr/bin/ld: /home/travis/build/nix-rust/nix/target/powerpc64-unknown-linux-gnu/debug/deps/test_mount-df7f909bdf67289b.13a3d2skisyqlwej.rcgu.o: Relocations in generic ELF (EM: 21)
/usr/bin/ld: /home/travis/build/nix-rust/nix/target/powerpc64-unknown-linux-gnu/debug/deps/test_mount-df7f909bdf67289b.13a3d2skisyqlwej.rcgu.o: Relocations in generic ELF (EM: 21)
/usr/bin/ld: /home/travis/build/nix-rust/nix/target/powerpc64-unknown-linux-gnu/debug/deps/test_mount-df7f909bdf67289b.13a3d2skisyqlwej.rcgu.o: Relocations in generic ELF (EM: 21)
/home/travis/build/nix-rust/nix/target/powerpc64-unknown-linux-gnu/debug/deps/test_mount-df7f909bdf67289b.13a3d2skisyqlwej.rcgu.o: error adding symbols: File in wrong format
collect2: error: ld returned 1 exit status