[INFO] cloning repository https://github.com/ggrochow/woof3d [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ggrochow/woof3d" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggrochow%2Fwoof3d", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggrochow%2Fwoof3d'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 550d58702f964601c9d545bc4102a19c1c66a14a [INFO] checking ggrochow/woof3d against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggrochow%2Fwoof3d" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ggrochow/woof3d on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ggrochow/woof3d [INFO] finished tweaking git repo https://github.com/ggrochow/woof3d [INFO] tweaked toml for git repo https://github.com/ggrochow/woof3d written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ggrochow/woof3d 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sdl2-sys v0.27.0 [INFO] [stderr] Downloaded libc v0.2.18 [INFO] [stderr] Downloaded sdl2 v0.27.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 882396944ab7e97719ff7232e13b9b7174da12fa859d92b350b2e0775925b77c [INFO] running `Command { std: "docker" "start" "-a" "882396944ab7e97719ff7232e13b9b7174da12fa859d92b350b2e0775925b77c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "882396944ab7e97719ff7232e13b9b7174da12fa859d92b350b2e0775925b77c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "882396944ab7e97719ff7232e13b9b7174da12fa859d92b350b2e0775925b77c", kill_on_drop: false }` [INFO] [stdout] 882396944ab7e97719ff7232e13b9b7174da12fa859d92b350b2e0775925b77c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd556862dd2451e6d0780d0b08db1ee10ee8f5eebf9cb45aae89ed8e975377c0 [INFO] running `Command { std: "docker" "start" "-a" "bd556862dd2451e6d0780d0b08db1ee10ee8f5eebf9cb45aae89ed8e975377c0", kill_on_drop: false }` [INFO] [stderr] Checking num-traits v0.1.36 [INFO] [stderr] Checking libc v0.2.18 [INFO] [stderr] Compiling sdl2-sys v0.27.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking lazy_static v0.2.2 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking num-integer v0.1.32 [INFO] [stderr] Checking num-iter v0.1.32 [INFO] [stderr] Checking num v0.1.36 [INFO] [stderr] Checking sdl2 v0.27.1 [INFO] [stderr] Checking woof3d v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/maze.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate rand; [INFO] [stdout] | ------------------ the item `rand` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/maze.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate rand; [INFO] [stdout] | ------------------ the item `rand` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | / renderer.fill_rect( [INFO] [stdout] 101 | | Rect::new(0, 0, camera.width as u32, camera.height as u32) [INFO] [stdout] 102 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 100 | let _ = renderer.fill_rect( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | / renderer.fill_rect( [INFO] [stdout] 106 | | Rect::new(0, std::cmp::max(camera.horizon, 0) as i32, camera.width as u32, camera.height as u32) [INFO] [stdout] 107 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 105 | let _ = renderer.fill_rect( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:100:5 [INFO] [stdout] | [INFO] [stdout] 100 | / renderer.fill_rect( [INFO] [stdout] 101 | | Rect::new(0, 0, camera.width as u32, camera.height as u32) [INFO] [stdout] 102 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 100 | let _ = renderer.fill_rect( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:170:5 [INFO] [stdout] | [INFO] [stdout] 170 | / renderer.fill_rect( [INFO] [stdout] 171 | | Rect::new( [INFO] [stdout] 172 | | x, horizon - height, 1, (height * 2) as u32 [INFO] [stdout] 173 | | ) [INFO] [stdout] 174 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 170 | let _ = renderer.fill_rect( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:105:5 [INFO] [stdout] | [INFO] [stdout] 105 | / renderer.fill_rect( [INFO] [stdout] 106 | | Rect::new(0, std::cmp::max(camera.horizon, 0) as i32, camera.width as u32, camera.height as u32) [INFO] [stdout] 107 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 105 | let _ = renderer.fill_rect( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:170:5 [INFO] [stdout] | [INFO] [stdout] 170 | / renderer.fill_rect( [INFO] [stdout] 171 | | Rect::new( [INFO] [stdout] 172 | | x, horizon - height, 1, (height * 2) as u32 [INFO] [stdout] 173 | | ) [INFO] [stdout] 174 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 170 | let _ = renderer.fill_rect( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/maze.rs:131:37 [INFO] [stdout] | [INFO] [stdout] 131 | for dir in Direction::all().into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 131 | for dir in Direction::all().iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 131 - for dir in Direction::all().into_iter() { [INFO] [stdout] 131 + for dir in Direction::all() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/maze.rs:131:37 [INFO] [stdout] | [INFO] [stdout] 131 | for dir in Direction::all().into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 131 | for dir in Direction::all().iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 131 - for dir in Direction::all().into_iter() { [INFO] [stdout] 131 + for dir in Direction::all() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.50s [INFO] running `Command { std: "docker" "inspect" "bd556862dd2451e6d0780d0b08db1ee10ee8f5eebf9cb45aae89ed8e975377c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd556862dd2451e6d0780d0b08db1ee10ee8f5eebf9cb45aae89ed8e975377c0", kill_on_drop: false }` [INFO] [stdout] bd556862dd2451e6d0780d0b08db1ee10ee8f5eebf9cb45aae89ed8e975377c0