[INFO] cloning repository https://github.com/smalois/rust-mine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smalois/rust-mine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmalois%2Frust-mine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmalois%2Frust-mine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e45ec80e4fa5ccc982c7bd856041e10d01a2d7ad [INFO] checking smalois/rust-mine against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmalois%2Frust-mine" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/smalois/rust-mine on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/smalois/rust-mine [INFO] finished tweaking git repo https://github.com/smalois/rust-mine [INFO] tweaked toml for git repo https://github.com/smalois/rust-mine written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/smalois/rust-mine already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-integer v0.1.38 [INFO] [stderr] Downloaded num-iter v0.1.37 [INFO] [stderr] Downloaded num-traits v0.2.4 [INFO] [stderr] Downloaded cfg-if v0.1.3 [INFO] [stderr] Downloaded sdl2 v0.31.0 [INFO] [stderr] Downloaded sdl2-sys v0.31.0 [INFO] [stderr] Downloaded libc v0.2.36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cb4be3a35421f280d9113d1769dd6f3d73976a2dee8b12f3db0999faf6b2884a [INFO] running `Command { std: "docker" "start" "-a" "cb4be3a35421f280d9113d1769dd6f3d73976a2dee8b12f3db0999faf6b2884a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb4be3a35421f280d9113d1769dd6f3d73976a2dee8b12f3db0999faf6b2884a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb4be3a35421f280d9113d1769dd6f3d73976a2dee8b12f3db0999faf6b2884a", kill_on_drop: false }` [INFO] [stdout] cb4be3a35421f280d9113d1769dd6f3d73976a2dee8b12f3db0999faf6b2884a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e10aaec0d2e34d9df911610499049c621311ff8c4b8b57e976a29fd2781297a5 [INFO] running `Command { std: "docker" "start" "-a" "e10aaec0d2e34d9df911610499049c621311ff8c4b8b57e976a29fd2781297a5", kill_on_drop: false }` [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Compiling sdl2-sys v0.31.0 [INFO] [stderr] Checking num-integer v0.1.38 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking sdl2 v0.31.0 [INFO] [stderr] Checking mine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/view/mod.rs:57:29 [INFO] [stdout] | [INFO] [stdout] 57 | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/view/mod.rs:58:29 [INFO] [stdout] | [INFO] [stdout] 58 | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::mouse::MouseButton` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use sdl2::mouse::MouseButton; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/view/mod.rs:57:29 [INFO] [stdout] | [INFO] [stdout] 57 | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/view/mod.rs:58:29 [INFO] [stdout] | [INFO] [stdout] 58 | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::mouse::MouseButton` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use sdl2::mouse::MouseButton; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_buttons` [INFO] [stdout] --> src/main.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let new_buttons = &buttons - &prev_buttons; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_buttons` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_buttons` [INFO] [stdout] --> src/main.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let new_buttons = &buttons - &prev_buttons; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_buttons` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/view/mod.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut canvas = window.into_canvas().build().unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/view/mod.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut event_pump = sdl_context.event_pump().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/view/mod.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut v : View = View { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/view/mod.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut canvas = window.into_canvas().build().unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/view/mod.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut event_pump = sdl_context.event_pump().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/view/mod.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut v : View = View { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/view/mod.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | / self.canvas.fill_rect(Rect::new( [INFO] [stdout] 57 | | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stdout] 58 | | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stdout] 59 | | /* w */ (cell_w - 5) as u32, [INFO] [stdout] 60 | | /* h */ (cell_h - 5) as u32)); [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/view/mod.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | / self.canvas.fill_rect(Rect::new( [INFO] [stdout] 57 | | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stdout] 58 | | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stdout] 59 | | /* w */ (cell_w - 5) as u32, [INFO] [stdout] 60 | | /* h */ (cell_h - 5) as u32)); [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: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.57s [INFO] running `Command { std: "docker" "inspect" "e10aaec0d2e34d9df911610499049c621311ff8c4b8b57e976a29fd2781297a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e10aaec0d2e34d9df911610499049c621311ff8c4b8b57e976a29fd2781297a5", kill_on_drop: false }` [INFO] [stdout] e10aaec0d2e34d9df911610499049c621311ff8c4b8b57e976a29fd2781297a5