[INFO] cloning repository https://github.com/ukiyoyo/rs9cc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ukiyoyo/rs9cc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fukiyoyo%2Frs9cc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fukiyoyo%2Frs9cc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60ea2552bd77dcc9901007601a9d704b04e3fe9a
[INFO] checking ukiyoyo/rs9cc against master#4b9792692fbb675174d4d2082e7c37b2bc930e71 for pr-153692-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fukiyoyo%2Frs9cc" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ukiyoyo/rs9cc
[INFO] finished tweaking git repo https://github.com/ukiyoyo/rs9cc
[INFO] tweaked toml for git repo https://github.com/ukiyoyo/rs9cc written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ukiyoyo/rs9cc on toolchain 4b9792692fbb675174d4d2082e7c37b2bc930e71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ukiyoyo/rs9cc 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" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf0d66c8e3fdbead0ad612cec431afea806a970e9a664c63f4991db4687b94f3
[INFO] running `Command { std: "docker" "start" "-a" "cf0d66c8e3fdbead0ad612cec431afea806a970e9a664c63f4991db4687b94f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf0d66c8e3fdbead0ad612cec431afea806a970e9a664c63f4991db4687b94f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0d66c8e3fdbead0ad612cec431afea806a970e9a664c63f4991db4687b94f3", kill_on_drop: false }`
[INFO] [stdout] cf0d66c8e3fdbead0ad612cec431afea806a970e9a664c63f4991db4687b94f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6e4c95e1d14df12d8ab24342954c47c0129e52b857eca5decc14253d0e5845d
[INFO] running `Command { std: "docker" "start" "-a" "a6e4c95e1d14df12d8ab24342954c47c0129e52b857eca5decc14253d0e5845d", kill_on_drop: false }`
[INFO] [stderr]     Checking rs9cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `split_alphabets` is never used
[INFO] [stdout]  --> src/util.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn split_alphabets(s: &str) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_alphabets` is never used
[INFO] [stdout]  --> src/util.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn split_alphabets(s: &str) -> usize {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "a6e4c95e1d14df12d8ab24342954c47c0129e52b857eca5decc14253d0e5845d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e4c95e1d14df12d8ab24342954c47c0129e52b857eca5decc14253d0e5845d", kill_on_drop: false }`
[INFO] [stdout] a6e4c95e1d14df12d8ab24342954c47c0129e52b857eca5decc14253d0e5845d
