[INFO] cloning repository https://github.com/ifroggo/x_and_o-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ifroggo/x_and_o-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifroggo%2Fx_and_o-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifroggo%2Fx_and_o-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc4f1f443bbcaaa9db30b4bb59fbfb589a7bee8d
[INFO] checking ifroggo/x_and_o-rs against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifroggo%2Fx_and_o-rs" "/workspace/builds/worker-47/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ifroggo/x_and_o-rs on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ifroggo/x_and_o-rs
[INFO] finished tweaking git repo https://github.com/ifroggo/x_and_o-rs
[INFO] tweaked toml for git repo https://github.com/ifroggo/x_and_o-rs written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate git repo https://github.com/ifroggo/x_and_o-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 595092e1fbd9472a4f0369196e2f24164710e0d7aaab82a7ae8f61e8e20e0d12
[INFO] running `Command { std: "docker" "start" "-a" "595092e1fbd9472a4f0369196e2f24164710e0d7aaab82a7ae8f61e8e20e0d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "595092e1fbd9472a4f0369196e2f24164710e0d7aaab82a7ae8f61e8e20e0d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595092e1fbd9472a4f0369196e2f24164710e0d7aaab82a7ae8f61e8e20e0d12", kill_on_drop: false }`
[INFO] [stdout] 595092e1fbd9472a4f0369196e2f24164710e0d7aaab82a7ae8f61e8e20e0d12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a01da42ff30a4a661314277ceeabfec3641d978df092f7cedfa2873c338ba8ad
[INFO] running `Command { std: "docker" "start" "-a" "a01da42ff30a4a661314277ceeabfec3641d978df092f7cedfa2873c338ba8ad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking x_o v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]   --> src/main.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn checkinput(player: char, board: [char;9], input: usize) -> bool {
[INFO] [stdout]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]   --> src/main.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn checkinput(player: char, board: [char;9], input: usize) -> bool {
[INFO] [stdout]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     io::stdin().read_line(&mut strinput); 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     io::stdin().read_line(&mut strinput); 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "a01da42ff30a4a661314277ceeabfec3641d978df092f7cedfa2873c338ba8ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01da42ff30a4a661314277ceeabfec3641d978df092f7cedfa2873c338ba8ad", kill_on_drop: false }`
[INFO] [stdout] a01da42ff30a4a661314277ceeabfec3641d978df092f7cedfa2873c338ba8ad