[INFO] updating cached repository kanishkd4/Rust-algorithms
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kanishkd4/Rust-algorithms
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kanishkd4/Rust-algorithms" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/kanishkd4/Rust-algorithms"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/kanishkd4/Rust-algorithms'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kanishkd4/Rust-algorithms" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/kanishkd4/Rust-algorithms"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/kanishkd4/Rust-algorithms'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 65a739f98d914c8155425b9a96640b47a2db21f1
[INFO] sha for GitHub repo kanishkd4/Rust-algorithms: 65a739f98d914c8155425b9a96640b47a2db21f1
[INFO] validating manifest of kanishkd4/Rust-algorithms on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kanishkd4/Rust-algorithms on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kanishkd4/Rust-algorithms
[INFO] finished frobbing kanishkd4/Rust-algorithms
[INFO] frobbed toml for kanishkd4/Rust-algorithms written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/kanishkd4/Rust-algorithms/Cargo.toml
[INFO] started frobbing kanishkd4/Rust-algorithms
[INFO] finished frobbing kanishkd4/Rust-algorithms
[INFO] frobbed toml for kanishkd4/Rust-algorithms written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/kanishkd4/Rust-algorithms/Cargo.toml
[INFO] crate kanishkd4/Rust-algorithms already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kanishkd4/Rust-algorithms against try#06a150c7d11500b41499224f165e9de1de096768 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-7/try#06a150c7d11500b41499224f165e9de1de096768:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/kanishkd4/Rust-algorithms:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2fe7c6900da1e9d375654e600ed71a00fe2da0cc88001752109492a923fd578e
[INFO] running `"docker" "start" "-a" "2fe7c6900da1e9d375654e600ed71a00fe2da0cc88001752109492a923fd578e"`
[INFO] [stderr]     Checking rust_algorithms v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::vec::Vec`
[INFO] [stderr]  --> src/bin/test.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::vec::Vec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::vec::Vec`
[INFO] [stderr]  --> src/bin/test.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::vec::Vec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "2fe7c6900da1e9d375654e600ed71a00fe2da0cc88001752109492a923fd578e"`
[INFO] running `"docker" "rm" "-f" "2fe7c6900da1e9d375654e600ed71a00fe2da0cc88001752109492a923fd578e"`
[INFO] [stdout] 2fe7c6900da1e9d375654e600ed71a00fe2da0cc88001752109492a923fd578e