[INFO] cloning repository https://github.com/JanczarKurek/rust_smietnik
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JanczarKurek/rust_smietnik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanczarKurek%2Frust_smietnik", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanczarKurek%2Frust_smietnik'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43c6d8de2c43f678b39787ce4e8d75fd5c13f018
[INFO] checking JanczarKurek/rust_smietnik against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanczarKurek%2Frust_smietnik" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JanczarKurek/rust_smietnik
[INFO] finished tweaking git repo https://github.com/JanczarKurek/rust_smietnik
[INFO] tweaked toml for git repo https://github.com/JanczarKurek/rust_smietnik written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JanczarKurek/rust_smietnik on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JanczarKurek/rust_smietnik 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d5d36514f37cdecbf240c2aab4e4a430dbb7ac372cab6ad483335f20dff23a2
[INFO] running `Command { std: "docker" "start" "-a" "0d5d36514f37cdecbf240c2aab4e4a430dbb7ac372cab6ad483335f20dff23a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d5d36514f37cdecbf240c2aab4e4a430dbb7ac372cab6ad483335f20dff23a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5d36514f37cdecbf240c2aab4e4a430dbb7ac372cab6ad483335f20dff23a2", kill_on_drop: false }`
[INFO] [stdout] 0d5d36514f37cdecbf240c2aab4e4a430dbb7ac372cab6ad483335f20dff23a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dd62de5fe06ffb5f51dd091ab9237e63e0d673d8bdcf418b457e69ef45401d0
[INFO] running `Command { std: "docker" "start" "-a" "1dd62de5fe06ffb5f51dd091ab9237e63e0d673d8bdcf418b457e69ef45401d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling sdl2 v0.37.0
[INFO] [stderr]     Checking c_vec v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling sdl2-sys v0.37.0
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking gamegame v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]  --> src/playground.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Click<'a> {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] 2 |     x: u32,
[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 `x` is never read
[INFO] [stdout]  --> src/playground.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Click<'a> {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] 2 |     x: u32,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::libc::abort`
[INFO] [stdout]  --> src/tick-tack-toe.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::libc::abort;
[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 variable: `timestamp`
[INFO] [stdout]    --> src/tick-tack-toe.rs:260:44
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 | Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]     |                                            ^^^^^^^^^ help: try ignoring the field: `timestamp: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_id`
[INFO] [stdout]    --> src/tick-tack-toe.rs:260:55
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 | Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]     |                                                       ^^^^^^^^^ help: try ignoring the field: `window_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `which`
[INFO] [stdout]    --> src/tick-tack-toe.rs:260:66
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 | Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]     |                                                                  ^^^^^ help: try ignoring the field: `which: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mouse_btn`
[INFO] [stdout]    --> src/tick-tack-toe.rs:260:73
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 | Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]     |                                                                         ^^^^^^^^^ help: try ignoring the field: `mouse_btn: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `clicks`
[INFO] [stdout]    --> src/tick-tack-toe.rs:260:84
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 | Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]     |                                                                                    ^^^^^^ help: try ignoring the field: `clicks: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `State` is never used
[INFO] [stdout]   --> src/tick-tack-toe.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum State {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_diag_won`, `is_diag2_won`, and `state` are never used
[INFO] [stdout]   --> src/tick-tack-toe.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl Board {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn is_diag_won(&self, x: usize, y: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn is_diag2_won(&self, x: usize, y: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     fn state(&self) -> State {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/tick-tack-toe.rs:159:23
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let result = ((ux / (self.tile_width)).try_into().unwrap(), (uy / (self.tile_height)).try_into().unwrap());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/tick-tack-toe.rs:159:69
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let result = ((ux / (self.tile_width)).try_into().unwrap(), (uy / (self.tile_height)).try_into().unwrap());
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gamegame` (bin "tick-tack-toe" test) due to 2 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `sdl2::libc::abort`
[INFO] [stdout]  --> src/tick-tack-toe.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::libc::abort;
[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 variable: `timestamp`
[INFO] [stdout]    --> src/tick-tack-toe.rs:260:44
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 | Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]     |                                            ^^^^^^^^^ help: try ignoring the field: `timestamp: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window_id`
[INFO] [stdout]    --> src/tick-tack-toe.rs:260:55
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 | Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]     |                                                       ^^^^^^^^^ help: try ignoring the field: `window_id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `which`
[INFO] [stdout]    --> src/tick-tack-toe.rs:260:66
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 | Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]     |                                                                  ^^^^^ help: try ignoring the field: `which: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mouse_btn`
[INFO] [stdout]    --> src/tick-tack-toe.rs:260:73
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 | Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]     |                                                                         ^^^^^^^^^ help: try ignoring the field: `mouse_btn: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `clicks`
[INFO] [stdout]    --> src/tick-tack-toe.rs:260:84
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 | Event::MouseButtonDown { timestamp, window_id, which, mouse_btn, clicks, x, y } => {
[INFO] [stdout]     |                                                                                    ^^^^^^ help: try ignoring the field: `clicks: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `State` is never used
[INFO] [stdout]   --> src/tick-tack-toe.rs:41:6
[INFO] [stdout]    |
[INFO] [stdout] 41 | enum State {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_diag_won`, `is_diag2_won`, and `state` are never used
[INFO] [stdout]   --> src/tick-tack-toe.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl Board {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn is_diag_won(&self, x: usize, y: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn is_diag2_won(&self, x: usize, y: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 83 |     fn state(&self) -> State {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/tick-tack-toe.rs:159:23
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let result = ((ux / (self.tile_width)).try_into().unwrap(), (uy / (self.tile_height)).try_into().unwrap());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/tick-tack-toe.rs:159:69
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let result = ((ux / (self.tile_width)).try_into().unwrap(), (uy / (self.tile_height)).try_into().unwrap());
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gamegame` (bin "tick-tack-toe") due to 2 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1dd62de5fe06ffb5f51dd091ab9237e63e0d673d8bdcf418b457e69ef45401d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd62de5fe06ffb5f51dd091ab9237e63e0d673d8bdcf418b457e69ef45401d0", kill_on_drop: false }`
[INFO] [stdout] 1dd62de5fe06ffb5f51dd091ab9237e63e0d673d8bdcf418b457e69ef45401d0