[INFO] updating cached repository https://github.com/smalois/rust-mine [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e45ec80e4fa5ccc982c7bd856041e10d01a2d7ad [INFO] checking smalois/rust-mine against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmalois%2Frust-mine" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/smalois/rust-mine on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [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-5/source/Cargo.toml [INFO] crate git repo https://github.com/smalois/rust-mine already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 24ca5c6cc94f9d0347894d497335860518091f3ae7967c1b94af1c717bd1c081 [INFO] running `"docker" "start" "-a" "24ca5c6cc94f9d0347894d497335860518091f3ae7967c1b94af1c717bd1c081"` [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Compiling cfg-if v0.1.3 [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Compiling sdl2-sys v0.31.0 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking num-iter v0.1.37 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking sdl2 v0.31.0 [INFO] [stderr] Checking mine v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/view/mod.rs:57:29 [INFO] [stderr] | [INFO] [stderr] 57 | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/view/mod.rs:58:29 [INFO] [stderr] | [INFO] [stderr] 58 | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `sdl2::mouse::MouseButton` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use sdl2::mouse::MouseButton; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_buttons` [INFO] [stderr] --> src/main.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | let new_buttons = &buttons - &prev_buttons; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_new_buttons` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/view/mod.rs:57:29 [INFO] [stderr] | [INFO] [stderr] 57 | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/view/mod.rs:58:29 [INFO] [stderr] | [INFO] [stderr] 58 | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `sdl2::mouse::MouseButton` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use sdl2::mouse::MouseButton; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let mut canvas = window.into_canvas().build().unwrap(); [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: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | let mut event_pump = sdl_context.event_pump().unwrap(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut v : View = View { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/view/mod.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | / self.canvas.fill_rect(Rect::new( [INFO] [stderr] 57 | | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stderr] 58 | | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stderr] 59 | | /* w */ (cell_w - 5) as u32, [INFO] [stderr] 60 | | /* h */ (cell_h - 5) as u32)); [INFO] [stderr] | |__________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_buttons` [INFO] [stderr] --> src/main.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | let new_buttons = &buttons - &prev_buttons; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_new_buttons` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let mut canvas = window.into_canvas().build().unwrap(); [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: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | let mut event_pump = sdl_context.event_pump().unwrap(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut v : View = View { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/view/mod.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | / self.canvas.fill_rect(Rect::new( [INFO] [stderr] 57 | | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stderr] 58 | | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stderr] 59 | | /* w */ (cell_w - 5) as u32, [INFO] [stderr] 60 | | /* h */ (cell_h - 5) as u32)); [INFO] [stderr] | |__________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.45s [INFO] running `"docker" "inspect" "24ca5c6cc94f9d0347894d497335860518091f3ae7967c1b94af1c717bd1c081"` [INFO] running `"docker" "rm" "-f" "24ca5c6cc94f9d0347894d497335860518091f3ae7967c1b94af1c717bd1c081"` [INFO] [stdout] 24ca5c6cc94f9d0347894d497335860518091f3ae7967c1b94af1c717bd1c081