[INFO] cloning repository https://github.com/hanleyc01/rust-mine-sweep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hanleyc01/rust-mine-sweep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanleyc01%2Frust-mine-sweep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanleyc01%2Frust-mine-sweep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19a010abbda2fcf307d6da9f404460dc7f3f9954
[INFO] checking hanleyc01/rust-mine-sweep against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanleyc01%2Frust-mine-sweep" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hanleyc01/rust-mine-sweep
[INFO] finished tweaking git repo https://github.com/hanleyc01/rust-mine-sweep
[INFO] tweaked toml for git repo https://github.com/hanleyc01/rust-mine-sweep written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hanleyc01/rust-mine-sweep on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hanleyc01/rust-mine-sweep 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2349823edebb716a6b70126ef4498fa9cf5c0bc842e6ef4b7597885d22df292e
[INFO] running `Command { std: "docker" "start" "-a" "2349823edebb716a6b70126ef4498fa9cf5c0bc842e6ef4b7597885d22df292e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2349823edebb716a6b70126ef4498fa9cf5c0bc842e6ef4b7597885d22df292e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2349823edebb716a6b70126ef4498fa9cf5c0bc842e6ef4b7597885d22df292e", kill_on_drop: false }`
[INFO] [stdout] 2349823edebb716a6b70126ef4498fa9cf5c0bc842e6ef4b7597885d22df292e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a78409ff0a86d9e65d172a17bee8295c8e06054929dbf5f79618de95261a5ef
[INFO] running `Command { std: "docker" "start" "-a" "2a78409ff0a86d9e65d172a17bee8295c8e06054929dbf5f79618de95261a5ef", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `eframe::egui::Visuals`
[INFO] [stdout]  --> src/app.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use eframe::egui::Visuals;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/main.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub use std::collections::HashMap;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `eframe::egui::Visuals`
[INFO] [stdout]  --> src/app.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use eframe::egui::Visuals;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/main.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub use std::collections::HashMap;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cc`
[INFO] [stdout]  --> src/app.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(cc: &eframe::CreationContext<'_>) -> Self {
[INFO] [stdout]   |                ^^ help: if this is intentional, prefix it with an underscore: `_cc`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]   --> src/app.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn update(&mut self, ctx: &egui::Context, frame: &mut eframe::Frame) {
[INFO] [stdout]    |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]  --> src/board.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Board {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tile` is never constructed
[INFO] [stdout]   --> src/board.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Tile {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Visibility` is never used
[INFO] [stdout]   --> src/board.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(super) enum Visibility {
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MineProx` is never used
[INFO] [stdout]   --> src/board.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub(super) enum MineProx {
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/board.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Board {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_2d` is never used
[INFO] [stdout]    --> src/board.rs:137:4
[INFO] [stdout]     |
[INFO] [stdout] 137 | fn get_2d(tile_arr: Option<&[Tile; HEIGHT]>, i: usize) -> Option<&Tile> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init_no_mine`, `init_mine`, `add`, `uncover`, and `flag` are never used
[INFO] [stdout]    --> src/board.rs:146:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | impl Tile {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 145 |     /// Initializes a Tile with no mine.
[INFO] [stdout] 146 |     fn init_no_mine() -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     fn init_mine() -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |     fn add(&mut self) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     pub fn uncover(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 |     pub fn flag(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_random_pairs` is never used
[INFO] [stdout]    --> src/board.rs:196:4
[INFO] [stdout]     |
[INFO] [stdout] 196 | fn get_random_pairs() -> [(usize, usize); NUM_MINES] {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WIDTH` is never used
[INFO] [stdout]  --> src/main.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const WIDTH: usize = 5;
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEIGHT` is never used
[INFO] [stdout]  --> src/main.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub const HEIGHT: usize = 10;
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUM_MINES` is never used
[INFO] [stdout]  --> src/main.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const NUM_MINES: usize = 5;
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cc`
[INFO] [stdout]  --> src/app.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(cc: &eframe::CreationContext<'_>) -> Self {
[INFO] [stdout]   |                ^^ help: if this is intentional, prefix it with an underscore: `_cc`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]   --> src/app.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn update(&mut self, ctx: &egui::Context, frame: &mut eframe::Frame) {
[INFO] [stdout]    |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Board` is never constructed
[INFO] [stdout]  --> src/board.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Board {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tile` is never constructed
[INFO] [stdout]   --> src/board.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Tile {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Visibility` is never used
[INFO] [stdout]   --> src/board.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub(super) enum Visibility {
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `MineProx` is never used
[INFO] [stdout]   --> src/board.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub(super) enum MineProx {
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/board.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Board {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_2d` is never used
[INFO] [stdout]    --> src/board.rs:137:4
[INFO] [stdout]     |
[INFO] [stdout] 137 | fn get_2d(tile_arr: Option<&[Tile; HEIGHT]>, i: usize) -> Option<&Tile> {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `init_no_mine`, `init_mine`, `add`, `uncover`, and `flag` are never used
[INFO] [stdout]    --> src/board.rs:146:8
[INFO] [stdout]     |
[INFO] [stdout] 144 | impl Tile {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 145 |     /// Initializes a Tile with no mine.
[INFO] [stdout] 146 |     fn init_no_mine() -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     fn init_mine() -> Self {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |     fn add(&mut self) {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |     pub fn uncover(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 |     pub fn flag(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_random_pairs` is never used
[INFO] [stdout]    --> src/board.rs:196:4
[INFO] [stdout]     |
[INFO] [stdout] 196 | fn get_random_pairs() -> [(usize, usize); NUM_MINES] {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WIDTH` is never used
[INFO] [stdout]  --> src/main.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub const WIDTH: usize = 5;
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEIGHT` is never used
[INFO] [stdout]  --> src/main.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub const HEIGHT: usize = 10;
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NUM_MINES` is never used
[INFO] [stdout]  --> src/main.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub const NUM_MINES: usize = 5;
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.13s
[INFO] running `Command { std: "docker" "inspect" "2a78409ff0a86d9e65d172a17bee8295c8e06054929dbf5f79618de95261a5ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a78409ff0a86d9e65d172a17bee8295c8e06054929dbf5f79618de95261a5ef", kill_on_drop: false }`
[INFO] [stdout] 2a78409ff0a86d9e65d172a17bee8295c8e06054929dbf5f79618de95261a5ef
