[INFO] updating cached repository https://github.com/YoonSung/Rust-Sort
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 15c10df3566a6c8ab08d5020344fdfd2f3a26169
[INFO] checking YoonSung/Rust-Sort against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoonSung%2FRust-Sort" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YoonSung/Rust-Sort on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/YoonSung/Rust-Sort
[INFO] finished tweaking git repo https://github.com/YoonSung/Rust-Sort
[INFO] tweaked toml for git repo https://github.com/YoonSung/Rust-Sort written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/YoonSung/Rust-Sort already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 39789600e96018c5b6ec139de4918b33f6a4880fec792eba0c6562ceaa2a94ee
[INFO] running `"docker" "start" "-a" "39789600e96018c5b6ec139de4918b33f6a4880fec792eba0c6562ceaa2a94ee"`
[INFO] [stderr]     Checking collection_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]  --> tests/lib.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 |     quick_sort::sort([1,2,3]);
[INFO] [stderr]   |                      ^^^^^^^
[INFO] [stderr]   |                      |
[INFO] [stderr]   |                      expected &mut [i32], found array of 3 elements
[INFO] [stderr]   |                      help: consider mutably borrowing here: `&mut [1,2,3]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected type `&mut [i32]`
[INFO] [stderr]              found type `[{integer}; 3]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `collection_sort`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "39789600e96018c5b6ec139de4918b33f6a4880fec792eba0c6562ceaa2a94ee"`
[INFO] running `"docker" "rm" "-f" "39789600e96018c5b6ec139de4918b33f6a4880fec792eba0c6562ceaa2a94ee"`
[INFO] [stdout] 39789600e96018c5b6ec139de4918b33f6a4880fec792eba0c6562ceaa2a94ee