[INFO] cloning repository https://github.com/Mobydack/tic-tac-toe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mobydack/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMobydack%2Ftic-tac-toe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMobydack%2Ftic-tac-toe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 880f1a1297a256f60cfed6f8e0c50460d03182a7
[INFO] checking Mobydack/tic-tac-toe against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMobydack%2Ftic-tac-toe" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mobydack/tic-tac-toe on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mobydack/tic-tac-toe
[INFO] finished tweaking git repo https://github.com/Mobydack/tic-tac-toe
[INFO] tweaked toml for git repo https://github.com/Mobydack/tic-tac-toe written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Mobydack/tic-tac-toe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c0a842fba776bd3110d2601c5ca667137b2ac0c8d14ccc7aaf8144b67922ba5
[INFO] running `Command { std: "docker" "start" "-a" "3c0a842fba776bd3110d2601c5ca667137b2ac0c8d14ccc7aaf8144b67922ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c0a842fba776bd3110d2601c5ca667137b2ac0c8d14ccc7aaf8144b67922ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0a842fba776bd3110d2601c5ca667137b2ac0c8d14ccc7aaf8144b67922ba5", kill_on_drop: false }`
[INFO] [stdout] 3c0a842fba776bd3110d2601c5ca667137b2ac0c8d14ccc7aaf8144b67922ba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0f326410f19c3618a294f0d3b3b3e1ff0eeeb4870f4dd117d77ca6e20ff035f
[INFO] running `Command { std: "docker" "start" "-a" "d0f326410f19c3618a294f0d3b3b3e1ff0eeeb4870f4dd117d77ca6e20ff035f", kill_on_drop: false }`
[INFO] [stderr]     Checking tic-tac-toe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `plane::Plane`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use plane::Plane;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `plane::Plane`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use plane::Plane;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/plane.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn new(value: T) -> Plane<T> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_index`
[INFO] [stdout]   --> src/plane.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn get_index(&mut self, line: &u8, column: &u8) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_allowed_line_or_column`
[INFO] [stdout]   --> src/plane.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn is_allowed_line_or_column(&self, value: &u8) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_cell`
[INFO] [stdout]   --> src/plane.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn set_cell(&mut self, line: &u8, column: &u8, value: T) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "d0f326410f19c3618a294f0d3b3b3e1ff0eeeb4870f4dd117d77ca6e20ff035f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f326410f19c3618a294f0d3b3b3e1ff0eeeb4870f4dd117d77ca6e20ff035f", kill_on_drop: false }`
[INFO] [stdout] d0f326410f19c3618a294f0d3b3b3e1ff0eeeb4870f4dd117d77ca6e20ff035f