[INFO] cloning repository https://github.com/whothey/rsnake [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whothey/rsnake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhothey%2Frsnake", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhothey%2Frsnake'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 373f9ef184e1a5838874d9bd05e9b2e9fa686b5d [INFO] checking whothey/rsnake against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhothey%2Frsnake" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/whothey/rsnake 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/whothey/rsnake [INFO] finished tweaking git repo https://github.com/whothey/rsnake [INFO] tweaked toml for git repo https://github.com/whothey/rsnake written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/whothey/rsnake 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 num-integer v0.1.34 [INFO] [stderr] Downloaded num-iter v0.1.33 [INFO] [stderr] Downloaded sdl2-sys v0.30.0 [INFO] [stderr] Downloaded num v0.1.37 [INFO] [stderr] Downloaded sdl2 v0.30.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9d172fdc1528380ca28d0b49db85fd750d95215cbcf7bc16014d9f2538b0b81c [INFO] running `Command { std: "docker" "start" "-a" "9d172fdc1528380ca28d0b49db85fd750d95215cbcf7bc16014d9f2538b0b81c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d172fdc1528380ca28d0b49db85fd750d95215cbcf7bc16014d9f2538b0b81c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d172fdc1528380ca28d0b49db85fd750d95215cbcf7bc16014d9f2538b0b81c", kill_on_drop: false }` [INFO] [stdout] 9d172fdc1528380ca28d0b49db85fd750d95215cbcf7bc16014d9f2538b0b81c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4db5527191df9b1eb4773b976a619584288b24d25514dbe9639bf3c0ed815194 [INFO] running `Command { std: "docker" "start" "-a" "4db5527191df9b1eb4773b976a619584288b24d25514dbe9639bf3c0ed815194", kill_on_drop: false }` [INFO] [stderr] Checking num-traits v0.1.37 [INFO] [stderr] Checking libc v0.2.23 [INFO] [stderr] Compiling sdl2-sys v0.30.0 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking lazy_static v0.2.8 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking num-integer v0.1.34 [INFO] [stderr] Checking num-iter v0.1.33 [INFO] [stderr] Checking num v0.1.37 [INFO] [stderr] Checking sdl2 v0.30.0 [INFO] [stderr] Checking rsnake v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `sdl2` is imported redundantly [INFO] [stdout] --> src/snake.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use sdl2; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate sdl2; [INFO] [stdout] | ------------------ the item `sdl2` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `sdl2` is imported redundantly [INFO] [stdout] --> src/snake.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use sdl2; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate sdl2; [INFO] [stdout] | ------------------ the item `sdl2` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `WHITE` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let WHITE: Color = Color::RGB(0xff, 0xff, 0xff); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_WHITE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timer` [INFO] [stdout] --> src/main.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let mut timer = ctx.timer().expect("Could not create a timer!"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `framerate` [INFO] [stdout] --> src/main.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let mut framerate = 0u16; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_framerate` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let mut timer = ctx.timer().expect("Could not create a timer!"); [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/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | let mut framerate = 0u16; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `BLACK` should have a snake case name [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let BLACK: Color = Color::RGB(0, 0, 0); [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `black` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `WHITE` should have a snake case name [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let WHITE: Color = Color::RGB(0xff, 0xff, 0xff); [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `white` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `RED` should have a snake case name [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let RED: Color = Color::RGB(0xff, 0x00, 0x00); [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `red` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `GREEN` should have a snake case name [INFO] [stdout] --> src/main.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let GREEN: Color = Color::RGB(0x00, 0xff, 0x00); [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `green` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | canvas.fill_rect(self.head); [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] 52 | let _ = canvas.fill_rect(self.head); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | canvas.fill_rect(r); [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] 55 | let _ = canvas.fill_rect(r); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `WHITE` [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let WHITE: Color = Color::RGB(0xff, 0xff, 0xff); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_WHITE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `timer` [INFO] [stdout] --> src/main.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let mut timer = ctx.timer().expect("Could not create a timer!"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_timer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `framerate` [INFO] [stdout] --> src/main.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let mut framerate = 0u16; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_framerate` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let mut timer = ctx.timer().expect("Could not create a timer!"); [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/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | let mut framerate = 0u16; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `BLACK` should have a snake case name [INFO] [stdout] --> src/main.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let BLACK: Color = Color::RGB(0, 0, 0); [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `black` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `WHITE` should have a snake case name [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let WHITE: Color = Color::RGB(0xff, 0xff, 0xff); [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `white` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `RED` should have a snake case name [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let RED: Color = Color::RGB(0xff, 0x00, 0x00); [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `red` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `GREEN` should have a snake case name [INFO] [stdout] --> src/main.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let GREEN: Color = Color::RGB(0x00, 0xff, 0x00); [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `green` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | canvas.fill_rect(self.head); [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] 52 | let _ = canvas.fill_rect(self.head); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/snake.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | canvas.fill_rect(r); [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] 55 | let _ = canvas.fill_rect(r); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.16s [INFO] running `Command { std: "docker" "inspect" "4db5527191df9b1eb4773b976a619584288b24d25514dbe9639bf3c0ed815194", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4db5527191df9b1eb4773b976a619584288b24d25514dbe9639bf3c0ed815194", kill_on_drop: false }` [INFO] [stdout] 4db5527191df9b1eb4773b976a619584288b24d25514dbe9639bf3c0ed815194