[INFO] crate wpilib-hal 0.1.1 is already in cache
[INFO] checking wpilib-hal-0.1.1 against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] extracting crate wpilib-hal 0.1.1 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate wpilib-hal 0.1.1 on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wpilib-hal 0.1.1
[INFO] finished tweaking crates.io crate wpilib-hal 0.1.1
[INFO] tweaked toml for crates.io crate wpilib-hal 0.1.1 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 41506d88c8405a2777ade2eaab46af875ba70bfba2b6ffc71be46a70c8dcfccb
[INFO] running `"docker" "start" "-a" "41506d88c8405a2777ade2eaab46af875ba70bfba2b6ffc71be46a70c8dcfccb"`
[INFO] [stderr]    Compiling bindgen v0.22.1
[INFO] [stderr]    Compiling clang-sys v0.14.1
[INFO] [stderr]    Compiling wpilib-hal v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::slice::SliceConcatExt`
[INFO] [stderr]  --> build.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::slice::SliceConcatExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `SliceConcatExt` in `slice`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `wpilib-hal`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "41506d88c8405a2777ade2eaab46af875ba70bfba2b6ffc71be46a70c8dcfccb"`
[INFO] running `"docker" "rm" "-f" "41506d88c8405a2777ade2eaab46af875ba70bfba2b6ffc71be46a70c8dcfccb"`
[INFO] [stdout] 41506d88c8405a2777ade2eaab46af875ba70bfba2b6ffc71be46a70c8dcfccb