[INFO] cloning repository https://github.com/BarePotato/sweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BarePotato/sweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarePotato%2Fsweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarePotato%2Fsweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2403b0ffb5cb5d412a494a45cc04790a6b09f7b8
[INFO] checking BarePotato/sweeper against master#ab26b175979ee7b2cb3302dce204b99df96f7efb for pr-157696
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarePotato%2Fsweeper" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BarePotato/sweeper
[INFO] finished tweaking git repo https://github.com/BarePotato/sweeper
[INFO] tweaked toml for git repo https://github.com/BarePotato/sweeper written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BarePotato/sweeper on toolchain ab26b175979ee7b2cb3302dce204b99df96f7efb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BarePotato/sweeper 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" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded csfml-window-sys v0.4.0
[INFO] [stderr]   Downloaded sfml-build v0.2.0
[INFO] [stderr]   Downloaded csfml-system-sys v0.4.0
[INFO] [stderr]   Downloaded csfml-graphics-sys v0.4.0
[INFO] [stderr]   Downloaded csfml-audio-sys v0.4.0
[INFO] [stderr]   Downloaded sfml v0.14.0
[INFO] [stderr]   Downloaded libc v0.2.45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8600af969909e8f855d9e380bfbf545b90aee2fc659d77d2680bd10d10606607
[INFO] running `Command { std: "docker" "start" "8600af969909e8f855d9e380bfbf545b90aee2fc659d77d2680bd10d10606607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8600af969909e8f855d9e380bfbf545b90aee2fc659d77d2680bd10d10606607" "/opt/rustwide/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8600af969909e8f855d9e380bfbf545b90aee2fc659d77d2680bd10d10606607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8600af969909e8f855d9e380bfbf545b90aee2fc659d77d2680bd10d10606607" "/opt/rustwide/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling sfml-build v0.2.0
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling csfml-system-sys v0.4.0
[INFO] [stderr]    Compiling csfml-window-sys v0.4.0
[INFO] [stderr]    Compiling csfml-audio-sys v0.4.0
[INFO] [stderr]    Compiling csfml-graphics-sys v0.4.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking sfml v0.14.0
[INFO] [stderr]     Checking sweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `button`
[INFO] [stdout]   --> src/main.rs:64:45
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 Event::MouseButtonPressed { button, x, y } => {
[INFO] [stdout]    |                                             ^^^^^^ help: try ignoring the field: `button: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `game_won` is never read
[INFO] [stdout]   --> src/game.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct Game {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub game_won: bool,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `control_surface_width` is never read
[INFO] [stdout]   --> src/ui.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct UI {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub control_surface_width: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `CYAN` and `DARK_GRAY` are never used
[INFO] [stdout]    --> src/ui.rs:166:11
[INFO] [stdout]     |
[INFO] [stdout] 160 | pub trait BareColor {
[INFO] [stdout]     |           --------- associated constants in this trait
[INFO] [stdout] ...
[INFO] [stdout] 166 |     const CYAN: Self;
[INFO] [stdout]     |           ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     const DARK_GRAY: Self;
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/main.rs:83:37
[INFO] [stdout]    |
[INFO] [stdout] 83 | ...                   &game.generate_grid(&mouse_grid);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 83 |                                     let _ = &game.generate_grid(&mouse_grid);
[INFO] [stdout]    |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/main.rs:86:37
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   &game.expose(&mouse_grid);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 86 |                                     let _ = &game.expose(&mouse_grid);
[INFO] [stdout]    |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `button`
[INFO] [stdout]   --> src/main.rs:64:45
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 Event::MouseButtonPressed { button, x, y } => {
[INFO] [stdout]    |                                             ^^^^^^ help: try ignoring the field: `button: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `game_won` is never read
[INFO] [stdout]   --> src/game.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct Game {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub game_won: bool,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `control_surface_width` is never read
[INFO] [stdout]   --> src/ui.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct UI {
[INFO] [stdout]    |            -- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub control_surface_width: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constants `CYAN` and `DARK_GRAY` are never used
[INFO] [stdout]    --> src/ui.rs:166:11
[INFO] [stdout]     |
[INFO] [stdout] 160 | pub trait BareColor {
[INFO] [stdout]     |           --------- associated constants in this trait
[INFO] [stdout] ...
[INFO] [stdout] 166 |     const CYAN: Self;
[INFO] [stdout]     |           ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 169 |     const DARK_GRAY: Self;
[INFO] [stdout]     |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/main.rs:83:37
[INFO] [stdout]    |
[INFO] [stdout] 83 | ...                   &game.generate_grid(&mouse_grid);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 83 |                                     let _ = &game.generate_grid(&mouse_grid);
[INFO] [stdout]    |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/main.rs:86:37
[INFO] [stdout]    |
[INFO] [stdout] 86 | ...                   &game.expose(&mouse_grid);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 86 |                                     let _ = &game.expose(&mouse_grid);
[INFO] [stdout]    |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "8600af969909e8f855d9e380bfbf545b90aee2fc659d77d2680bd10d10606607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8600af969909e8f855d9e380bfbf545b90aee2fc659d77d2680bd10d10606607", kill_on_drop: false }`
[INFO] [stdout] 8600af969909e8f855d9e380bfbf545b90aee2fc659d77d2680bd10d10606607
