[INFO] cloning repository https://github.com/william-cohen/minesweeper-multiplayer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/william-cohen/minesweeper-multiplayer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliam-cohen%2Fminesweeper-multiplayer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliam-cohen%2Fminesweeper-multiplayer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cff7afd556565085c55595c89eda892eeac76f1
[INFO] testing william-cohen/minesweeper-multiplayer against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliam-cohen%2Fminesweeper-multiplayer" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/william-cohen/minesweeper-multiplayer on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/william-cohen/minesweeper-multiplayer
[INFO] finished tweaking git repo https://github.com/william-cohen/minesweeper-multiplayer
[INFO] tweaked toml for git repo https://github.com/william-cohen/minesweeper-multiplayer written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/william-cohen/minesweeper-multiplayer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded array2d v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47faab88820a83ab8770ccfcc7f0e85a1d4962f43eff741dc3b50c1aba886f41
[INFO] running `Command { std: "docker" "start" "-a" "47faab88820a83ab8770ccfcc7f0e85a1d4962f43eff741dc3b50c1aba886f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47faab88820a83ab8770ccfcc7f0e85a1d4962f43eff741dc3b50c1aba886f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47faab88820a83ab8770ccfcc7f0e85a1d4962f43eff741dc3b50c1aba886f41", kill_on_drop: false }`
[INFO] [stdout] 47faab88820a83ab8770ccfcc7f0e85a1d4962f43eff741dc3b50c1aba886f41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45fa4893ef243e9baba12572a112c70931705b6d0254845aef6484ccade3e5ef
[INFO] running `Command { std: "docker" "start" "-a" "45fa4893ef243e9baba12572a112c70931705b6d0254845aef6484ccade3e5ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling yew v0.18.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling cfg-match v0.2.1
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling array2d v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling yew-macro v0.18.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling js-sys v0.3.51
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling web-sys v0.3.51
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.24
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling gloo-events v0.1.1
[INFO] [stderr]    Compiling gloo-console-timer v0.1.0
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling gloo-file v0.1.0
[INFO] [stderr]    Compiling gloo v0.2.1
[INFO] [stderr]    Compiling minesweeper-multiplayer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `yew::Properties`
[INFO] [stdout]  --> src/cell/icons/flag.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use yew::Properties;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `yew::Properties`
[INFO] [stdout]  --> src/cell/icons/bomb.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use yew::Properties;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `props`
[INFO] [stdout]   --> src/cell/icons/flag.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link`
[INFO] [stdout]   --> src/cell/icons/flag.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/cell/icons/flag.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |   fn update(&mut self, msg: Self::Message) -> ShouldRender {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `props`
[INFO] [stdout]   --> src/cell/icons/flag.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |   fn change(&mut self, props: Self::Properties) -> ShouldRender {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `props`
[INFO] [stdout]   --> src/cell/icons/bomb.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link`
[INFO] [stdout]   --> src/cell/icons/bomb.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/cell/icons/bomb.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |   fn update(&mut self, msg: Self::Message) -> ShouldRender {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `props`
[INFO] [stdout]   --> src/cell/icons/bomb.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |   fn change(&mut self, props: Self::Properties) -> ShouldRender {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cell`
[INFO] [stdout]    --> src/logic/logic_board.rs:127:11
[INFO] [stdout]     |
[INFO] [stdout] 127 |       let cell = self
[INFO] [stdout]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cell`
[INFO] [stdout]    --> src/logic/logic_board.rs:138:13
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut cell = self.get_cell_mut(x, y).map(|cell| {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/logic/logic_board.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut cell = self.get_cell_mut(x, y).map(|cell| {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `props`
[INFO] [stdout]   --> src/board.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |   props: Props,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timer`
[INFO] [stdout]   --> src/board.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   timer: IntervalTask,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mines`
[INFO] [stdout]   --> src/logic/logic_board.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 13 |   mines: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AddOne`
[INFO] [stdout]   --> src/main.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   AddOne,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45fa4893ef243e9baba12572a112c70931705b6d0254845aef6484ccade3e5ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45fa4893ef243e9baba12572a112c70931705b6d0254845aef6484ccade3e5ef", kill_on_drop: false }`
[INFO] [stdout] 45fa4893ef243e9baba12572a112c70931705b6d0254845aef6484ccade3e5ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e63b1d9bd3c0e38c1d703ad307965c40ce9fa228b8330caea3a5fcc725753f7e
[INFO] running `Command { std: "docker" "start" "-a" "e63b1d9bd3c0e38c1d703ad307965c40ce9fa228b8330caea3a5fcc725753f7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling minesweeper-multiplayer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `yew::Properties`
[INFO] [stdout]  --> src/cell/icons/flag.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use yew::Properties;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `yew::Properties`
[INFO] [stdout]  --> src/cell/icons/bomb.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use yew::Properties;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `props`
[INFO] [stdout]   --> src/cell/icons/flag.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link`
[INFO] [stdout]   --> src/cell/icons/flag.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/cell/icons/flag.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |   fn update(&mut self, msg: Self::Message) -> ShouldRender {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `props`
[INFO] [stdout]   --> src/cell/icons/flag.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |   fn change(&mut self, props: Self::Properties) -> ShouldRender {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `props`
[INFO] [stdout]   --> src/cell/icons/bomb.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link`
[INFO] [stdout]   --> src/cell/icons/bomb.rs:11:38
[INFO] [stdout]    |
[INFO] [stdout] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stdout]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/cell/icons/bomb.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 |   fn update(&mut self, msg: Self::Message) -> ShouldRender {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `props`
[INFO] [stdout]   --> src/cell/icons/bomb.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 |   fn change(&mut self, props: Self::Properties) -> ShouldRender {
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cell`
[INFO] [stdout]    --> src/logic/logic_board.rs:127:11
[INFO] [stdout]     |
[INFO] [stdout] 127 |       let cell = self
[INFO] [stdout]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cell`
[INFO] [stdout]    --> src/logic/logic_board.rs:138:13
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut cell = self.get_cell_mut(x, y).map(|cell| {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/logic/logic_board.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut cell = self.get_cell_mut(x, y).map(|cell| {
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `props`
[INFO] [stdout]   --> src/board.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 |   props: Props,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timer`
[INFO] [stdout]   --> src/board.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   timer: IntervalTask,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `mines`
[INFO] [stdout]   --> src/logic/logic_board.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 13 |   mines: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AddOne`
[INFO] [stdout]   --> src/main.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   AddOne,
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "e63b1d9bd3c0e38c1d703ad307965c40ce9fa228b8330caea3a5fcc725753f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e63b1d9bd3c0e38c1d703ad307965c40ce9fa228b8330caea3a5fcc725753f7e", kill_on_drop: false }`
[INFO] [stdout] e63b1d9bd3c0e38c1d703ad307965c40ce9fa228b8330caea3a5fcc725753f7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2d37e30cb327e9c240983f3f8667f298fd69451a7bc1203c8d294eeb2a8efd6
[INFO] running `Command { std: "docker" "start" "-a" "d2d37e30cb327e9c240983f3f8667f298fd69451a7bc1203c8d294eeb2a8efd6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `yew::Properties`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/cell/icons/flag.rs:3:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 3 | use yew::Properties;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `yew::Properties`
[INFO] [stderr]  --> src/cell/icons/bomb.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use yew::Properties;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `props`
[INFO] [stderr]   --> src/cell/icons/flag.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `link`
[INFO] [stderr]   --> src/cell/icons/flag.rs:11:38
[INFO] [stderr]    |
[INFO] [stderr] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stderr]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/cell/icons/flag.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 |   fn update(&mut self, msg: Self::Message) -> ShouldRender {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `props`
[INFO] [stderr]   --> src/cell/icons/flag.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |   fn change(&mut self, props: Self::Properties) -> ShouldRender {
[INFO] [stderr]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `props`
[INFO] [stderr]   --> src/cell/icons/bomb.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `link`
[INFO] [stderr]   --> src/cell/icons/bomb.rs:11:38
[INFO] [stderr]    |
[INFO] [stderr] 11 |   fn create(props: Self::Properties, link: ComponentLink<Self>) -> Self {
[INFO] [stderr]    |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_link`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/cell/icons/bomb.rs:15:24
[INFO] [stderr]    |
[INFO] [stderr] 15 |   fn update(&mut self, msg: Self::Message) -> ShouldRender {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `props`
[INFO] [stderr]   --> src/cell/icons/bomb.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 |   fn change(&mut self, props: Self::Properties) -> ShouldRender {
[INFO] [stderr]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cell`
[INFO] [stderr]    --> src/logic/logic_board.rs:127:11
[INFO] [stderr]     |
[INFO] [stderr] 127 |       let cell = self
[INFO] [stderr]     |           ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cell`
[INFO] [stderr]    --> src/logic/logic_board.rs:138:13
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let mut cell = self.get_cell_mut(x, y).map(|cell| {
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_cell`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/logic/logic_board.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let mut cell = self.get_cell_mut(x, y).map(|cell| {
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `props`
[INFO] [stderr]   --> src/board.rs:34:3
[INFO] [stderr]    |
[INFO] [stderr] 34 |   props: Props,
[INFO] [stderr]    |   ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `timer`
[INFO] [stderr]   --> src/board.rs:37:3
[INFO] [stderr]    |
[INFO] [stderr] 37 |   timer: IntervalTask,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `mines`
[INFO] [stderr]   --> src/logic/logic_board.rs:13:3
[INFO] [stderr]    |
[INFO] [stderr] 13 |   mines: usize,
[INFO] [stderr]    |   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `AddOne`
[INFO] [stderr]   --> src/main.rs:12:3
[INFO] [stderr]    |
[INFO] [stderr] 12 |   AddOne,
[INFO] [stderr]    |   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `minesweeper-multiplayer` (bin "minesweeper-multiplayer" test) generated 17 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minesweeper_multiplayer-8b34e4e2a0774a6c)
[INFO] running `Command { std: "docker" "inspect" "d2d37e30cb327e9c240983f3f8667f298fd69451a7bc1203c8d294eeb2a8efd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2d37e30cb327e9c240983f3f8667f298fd69451a7bc1203c8d294eeb2a8efd6", kill_on_drop: false }`
[INFO] [stdout] d2d37e30cb327e9c240983f3f8667f298fd69451a7bc1203c8d294eeb2a8efd6