elastic-arm-234f8218: building kci877b85dxg5p2b0qj8bayqdj8cs92j-spec-rustfmt.drv error: this file contains an unclosed delimiter --> /build/invalid/a.rs:1:12 | 1 | fn main(){ | -^ | | | unclosed delimiter error: this file contains an unclosed delimiter --> /build/invalid/a.rs:1:12 | 1 | fn main(){ | -^ | | | unclosed delimiter