Updating only changed submodules Submodules updated in 0.06 seconds Finished dev [unoptimized + debuginfo] target(s) in 0.60s Building stage0 std artifacts (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu) Finished release [optimized] target(s) in 0.54s Copying stage0 std from stage0 (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu / x86_64-unknown-linux-gnu) Building stage0 compiler artifacts (x86_64-unknown-linux-gnu -> x86_64-unknown-linux-gnu) Compiling rustc_typeck v0.0.0 (/users/djauhar/src/rust-sexxii-goose/compiler/rustc_typeck) error[E0277]: a value of type `Vec<&str>` cannot be built from an iterator over elements of type `std::string::String` --> compiler/rustc_typeck/src/check/upvar.rs:572:49 | 572 | drop_reason.clone().into_iter().collect::>().join(", ") | ^^^^^^^ value of type `Vec<&str>` cannot be built from `std::iter::Iterator` | = help: the trait `FromIterator` is not implemented for `Vec<&str>` error: aborting due to previous error For more information about this error, try `rustc --explain E0277`. error: could not compile `rustc_typeck` To learn more, run the command again with --verbose. Build completed unsuccessfully in 0:00:13