error[E0463]: can't find crate for `core` | = note: the `thumbv7em-none-eabihf` target may not be installed = help: consider downloading the target with `rustup target add thumbv7em-none-eabihf`

Received a internal compiler error OR an unknown message type, view this in debug mode to view the payload

{ "rendered": "For more information about this error, try `rustc --explain E0463`.\n", "$message_type": "diagnostic", "children": [], "code": null, "level": "failure-note", "message": "For more information about this error, try `rustc --explain E0463`.", "spans": [] }

The `warn` input is deprecated in v1.4 and can be used within the `check-args` input

The `deny` input is deprecated in v1.4 and can be used within the `check-args` input

The `warn` input is deprecated in v1.4 and can be used within the `check-args` input

warning: the following explicit lifetimes could be elided: 'data --> src/bin/fap-lld/fastrel.rs:84:6 | 84 | impl<'data> FastRel<'data> { | ^^^^^ ^^^^^ | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes = note: `-W clippy::needless-lifetimes` implied by `-W clippy::all` = help: to override `-W clippy::all` add `#[allow(clippy::needless_lifetimes)]` help: elide the lifetimes | 84 - impl<'data> FastRel<'data> { 84 + impl FastRel<'_> { |