[INFO] cloning repository https://github.com/kkarad/todo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkarad/todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkarad%2Ftodo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkarad%2Ftodo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cde00216bbdf09b1e1ecfd46fc94278525d47c94
[INFO] checking kkarad/todo/cde00216bbdf09b1e1ecfd46fc94278525d47c94 against master#fcac501a73cdde54de46a0683567f1a890730555 for pr-151102
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkarad%2Ftodo" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kkarad/todo
[INFO] finished tweaking git repo https://github.com/kkarad/todo
[INFO] tweaked toml for git repo https://github.com/kkarad/todo written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kkarad/todo on toolchain fcac501a73cdde54de46a0683567f1a890730555
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fcac501a73cdde54de46a0683567f1a890730555" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kkarad/todo 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" "+fcac501a73cdde54de46a0683567f1a890730555" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+fcac501a73cdde54de46a0683567f1a890730555" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89af6f81e8914f94eb6ac744f8a3bc141aaea8a2949f40efc738c627d0722ac9
[INFO] running `Command { std: "docker" "start" "-a" "89af6f81e8914f94eb6ac744f8a3bc141aaea8a2949f40efc738c627d0722ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89af6f81e8914f94eb6ac744f8a3bc141aaea8a2949f40efc738c627d0722ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89af6f81e8914f94eb6ac744f8a3bc141aaea8a2949f40efc738c627d0722ac9", kill_on_drop: false }`
[INFO] [stdout] 89af6f81e8914f94eb6ac744f8a3bc141aaea8a2949f40efc738c627d0722ac9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+fcac501a73cdde54de46a0683567f1a890730555" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a64fa6b2abc63fbb4cb8ff013513161dff8df99d7840de5b01aad5e7fabf556e
[INFO] running `Command { std: "docker" "start" "-a" "a64fa6b2abc63fbb4cb8ff013513161dff8df99d7840de5b01aad5e7fabf556e", kill_on_drop: false }`
[INFO] [stderr]     Checking todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `title` and `completed` are never read
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Todo {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 5 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     completed: bool
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Todo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `title` and `completed` are never read
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Todo {
[INFO] [stdout]   |        ---- fields in this struct
[INFO] [stdout] 5 |     title: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     completed: bool
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Todo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 0.18s
[INFO] running `Command { std: "docker" "inspect" "a64fa6b2abc63fbb4cb8ff013513161dff8df99d7840de5b01aad5e7fabf556e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64fa6b2abc63fbb4cb8ff013513161dff8df99d7840de5b01aad5e7fabf556e", kill_on_drop: false }`
[INFO] [stdout] a64fa6b2abc63fbb4cb8ff013513161dff8df99d7840de5b01aad5e7fabf556e