[INFO] cloning repository https://github.com/Nathan-M-code/train_piano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nathan-M-code/train_piano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNathan-M-code%2Ftrain_piano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNathan-M-code%2Ftrain_piano'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0eac89d86232fffc8607bbb1bc9c7d14916445b0 [INFO] checking Nathan-M-code/train_piano against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNathan-M-code%2Ftrain_piano" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Nathan-M-code/train_piano 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/Nathan-M-code/train_piano [INFO] finished tweaking git repo https://github.com/Nathan-M-code/train_piano [INFO] tweaked toml for git repo https://github.com/Nathan-M-code/train_piano written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Nathan-M-code/train_piano 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c9102634ba6b49726fe87dea4db3993b5996ee25485511c9eb21c94c23876ee2 [INFO] running `Command { std: "docker" "start" "-a" "c9102634ba6b49726fe87dea4db3993b5996ee25485511c9eb21c94c23876ee2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9102634ba6b49726fe87dea4db3993b5996ee25485511c9eb21c94c23876ee2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9102634ba6b49726fe87dea4db3993b5996ee25485511c9eb21c94c23876ee2", kill_on_drop: false }` [INFO] [stdout] c9102634ba6b49726fe87dea4db3993b5996ee25485511c9eb21c94c23876ee2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8310a6277f2000fbf62deac751144e20ffc53645f5a7e637dc2e5c1b7408fa10 [INFO] running `Command { std: "docker" "start" "-a" "8310a6277f2000fbf62deac751144e20ffc53645f5a7e637dc2e5c1b7408fa10", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling pkg-config v0.3.30 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling sdl2 v0.36.0 [INFO] [stderr] Checking c_vec v2.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling sdl2-sys v0.36.0 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking alsa v0.7.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking midir v0.9.1 [INFO] [stderr] Checking train_piano v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Into` is imported redundantly [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::convert::Into; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Into` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::DerefMut` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::ops::DerefMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sys::Window` [INFO] [stdout] --> src/main.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 15 | use sdl2::{event::Event, sys::Window}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/main.rs:17:20 [INFO] [stdout] | [INFO] [stdout] 17 | use sdl2::pixels::{self, Color}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Into` is imported redundantly [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::convert::Into; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Into` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::DerefMut` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::ops::DerefMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sys::Window` [INFO] [stdout] --> src/main.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 15 | use sdl2::{event::Event, sys::Window}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/main.rs:17:20 [INFO] [stdout] | [INFO] [stdout] 17 | use sdl2::pixels::{self, Color}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 76 | / match self.0 { [INFO] [stdout] 77 | | KeySignatureAccidental::Sharp => { [INFO] [stdout] 78 | | for i in 0..self.1{ [INFO] [stdout] 79 | | if ORDER_SIGNATURE_SHARP[i as usize] == p { return true; } [INFO] [stdout] ... | [INFO] [stdout] 88 | | }, [INFO] [stdout] 89 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 90 | false [INFO] [stdout] | ^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 76 | / match self.0 { [INFO] [stdout] 77 | | KeySignatureAccidental::Sharp => { [INFO] [stdout] 78 | | for i in 0..self.1{ [INFO] [stdout] 79 | | if ORDER_SIGNATURE_SHARP[i as usize] == p { return true; } [INFO] [stdout] ... | [INFO] [stdout] 88 | | }, [INFO] [stdout] 89 | | } [INFO] [stdout] | |_________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 90 | false [INFO] [stdout] | ^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ks` [INFO] [stdout] --> src/main.rs:300:25 [INFO] [stdout] | [INFO] [stdout] 300 | if let Some(ks) = &self.key_signature { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ks` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Sharp` and `Flat` are never constructed [INFO] [stdout] --> src/main.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 64 | enum KeySignatureAccidental{ [INFO] [stdout] | ---------------------- variants in this enum [INFO] [stdout] 65 | Sharp, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 66 | Flat, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `is_pitch_inside` are never used [INFO] [stdout] --> src/main.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 69 | impl KeySignature{ [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 70 | fn new(accidental: KeySignatureAccidental, nb: u8) -> KeySignature { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | fn is_pitch_inside(&self, p: Pitch) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ks` [INFO] [stdout] --> src/main.rs:300:25 [INFO] [stdout] | [INFO] [stdout] 300 | if let Some(ks) = &self.key_signature { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ks` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Sharp` and `Flat` are never constructed [INFO] [stdout] --> src/main.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 64 | enum KeySignatureAccidental{ [INFO] [stdout] | ---------------------- variants in this enum [INFO] [stdout] 65 | Sharp, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 66 | Flat, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `is_pitch_inside` are never used [INFO] [stdout] --> src/main.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 69 | impl KeySignature{ [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 70 | fn new(accidental: KeySignatureAccidental, nb: u8) -> KeySignature { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | fn is_pitch_inside(&self, p: Pitch) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.76s [INFO] running `Command { std: "docker" "inspect" "8310a6277f2000fbf62deac751144e20ffc53645f5a7e637dc2e5c1b7408fa10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8310a6277f2000fbf62deac751144e20ffc53645f5a7e637dc2e5c1b7408fa10", kill_on_drop: false }` [INFO] [stdout] 8310a6277f2000fbf62deac751144e20ffc53645f5a7e637dc2e5c1b7408fa10