Temporarily disable the redox builder

Author: gnzlbg

Diff for: src/ci/docker/dist-various-1/Dockerfile

@@ -104,7 +104,9 @@ ENV TARGETS=$TARGETS,armv5te-unknown-linux-musleabi
 ENV TARGETS=$TARGETS,armv7-unknown-linux-musleabihf
 ENV TARGETS=$TARGETS,aarch64-unknown-linux-musl
 ENV TARGETS=$TARGETS,sparc64-unknown-linux-gnu
-ENV TARGETS=$TARGETS,x86_64-unknown-redox
+# FIXME: temporarily disable the redox builder,
+# see: https://github.com/rust-lang/rust/issues/63160
+# ENV TARGETS=$TARGETS,x86_64-unknown-redox
 ENV TARGETS=$TARGETS,thumbv6m-none-eabi
 ENV TARGETS=$TARGETS,thumbv7m-none-eabi
 ENV TARGETS=$TARGETS,thumbv7em-none-eabi