[INFO] cloning repository https://github.com/oldmeowchan/codewars
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oldmeowchan/codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foldmeowchan%2Fcodewars", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foldmeowchan%2Fcodewars'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5aaed2d71de3ea8ba7ca19151d6cbd11081c971
[INFO] checking oldmeowchan/codewars against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foldmeowchan%2Fcodewars" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oldmeowchan/codewars
[INFO] finished tweaking git repo https://github.com/oldmeowchan/codewars
[INFO] tweaked toml for git repo https://github.com/oldmeowchan/codewars written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oldmeowchan/codewars on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oldmeowchan/codewars already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 976d183e16151fbdfe7b9f0c88452a1bc897ee06e70fcaf84244c722b00220be
[INFO] running `Command { std: "docker" "start" "-a" "976d183e16151fbdfe7b9f0c88452a1bc897ee06e70fcaf84244c722b00220be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "976d183e16151fbdfe7b9f0c88452a1bc897ee06e70fcaf84244c722b00220be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "976d183e16151fbdfe7b9f0c88452a1bc897ee06e70fcaf84244c722b00220be", kill_on_drop: false }`
[INFO] [stdout] 976d183e16151fbdfe7b9f0c88452a1bc897ee06e70fcaf84244c722b00220be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f17271afdbb117cb10baf6b3bdae224b616311667dbd5513f0ea6e8e9eb68698
[INFO] running `Command { std: "docker" "start" "-a" "f17271afdbb117cb10baf6b3bdae224b616311667dbd5513f0ea6e8e9eb68698", kill_on_drop: false }`
[INFO] [stderr]     Checking codewars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `spin_words` is never used
[INFO] [stdout]  --> src/cw_5264d2b162488dc400000001.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn spin_words(words: &str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_or_senior` is never used
[INFO] [stdout]   --> src/cw_5502c9e7b3216ec63c0001aa.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn open_or_senior(data: Vec<(i32, i32)>) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "f17271afdbb117cb10baf6b3bdae224b616311667dbd5513f0ea6e8e9eb68698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f17271afdbb117cb10baf6b3bdae224b616311667dbd5513f0ea6e8e9eb68698", kill_on_drop: false }`
[INFO] [stdout] f17271afdbb117cb10baf6b3bdae224b616311667dbd5513f0ea6e8e9eb68698
