stable-x86_64-unknown-linux-gnu unchanged - rustc 1.18.0 (03fc9d622 2017-06-06) to build a crate for a custom target. Xargo should build the
core library even if it’s not specified in the dependency. Unexpectedly, the
core build didn’t trigger at all. Instead, it complained of
core not being found.
$ xargo build --target x86_64-unknown-none-gnu error[E0463]: can't find crate for `core` note: the `x86_64-unknown-none-gnu` target may not be installed
When I switched over to nightly (
nightly-x86_64-unknown-linux-gnu unchanged - rustc 1.20.0-nightly (bf0a9e0b4 2017-07-10)), to my utter surprise; Xargo triggered a
Is it like that building require require rust-nightly? What nightly feature does it depend on?