[INFO] cloning repository https://github.com/matthewalltop/music-trainer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthewalltop/music-trainer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewalltop%2Fmusic-trainer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewalltop%2Fmusic-trainer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5479ab1d436e7bc35da8c03573cd49cde85e63e5 [INFO] checking matthewalltop/music-trainer against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthewalltop%2Fmusic-trainer" "/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/matthewalltop/music-trainer on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/matthewalltop/music-trainer [INFO] finished tweaking git repo https://github.com/matthewalltop/music-trainer [INFO] tweaked toml for git repo https://github.com/matthewalltop/music-trainer written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/matthewalltop/music-trainer 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pangocairo v0.10.0 [INFO] [stderr] Downloaded pangocairo-sys v0.11.0 [INFO] [stderr] Downloaded tinyvec v1.1.0 [INFO] [stderr] Downloaded system-deps v1.3.2 [INFO] [stderr] Downloaded version-compare v0.0.10 [INFO] [stderr] Downloaded proc-macro-error-attr v1.0.3 [INFO] [stderr] Downloaded glib-macros v0.10.1 [INFO] [stderr] Downloaded mp3-duration v0.1.10 [INFO] [stderr] Downloaded gdk-pixbuf-sys v0.10.0 [INFO] [stderr] Downloaded cascade v0.1.4 [INFO] [stderr] Downloaded strum v0.18.0 [INFO] [stderr] Downloaded gdk-pixbuf v0.9.0 [INFO] [stderr] Downloaded once_cell v0.2.4 [INFO] [stderr] Downloaded atk v0.9.0 [INFO] [stderr] Downloaded glib-sys v0.10.0 [INFO] [stderr] Downloaded gdk-sys v0.10.0 [INFO] [stderr] Downloaded gdk v0.13.0 [INFO] [stderr] Downloaded cairo-rs v0.9.1 [INFO] [stderr] Downloaded gio-sys v0.10.0 [INFO] [stderr] Downloaded gtk-sys v0.10.0 [INFO] [stderr] Downloaded gio v0.9.0 [INFO] [stderr] Downloaded glib v0.10.1 [INFO] [stderr] Downloaded atk-sys v0.10.0 [INFO] [stderr] Downloaded proc-macro-error v1.0.3 [INFO] [stderr] Downloaded pango v0.9.0 [INFO] [stderr] Downloaded cairo-sys-rs v0.10.0 [INFO] [stderr] Downloaded cpal v0.11.0 [INFO] [stderr] Downloaded syn-mid v0.5.0 [INFO] [stderr] Downloaded gobject-sys v0.10.0 [INFO] [stderr] Downloaded pango-sys v0.10.0 [INFO] [stderr] Downloaded strum_macros v0.18.0 [INFO] [stderr] Downloaded libc v0.2.72 [INFO] [stderr] Downloaded gtk v0.9.0 [INFO] [stderr] Downloaded rodio v0.11.0 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 94e1c52635fbc0bece8d2089ec96c7bd012bf16d0ef00c5dccf095dcc6cb0fe3 [INFO] running `Command { std: "docker" "start" "-a" "94e1c52635fbc0bece8d2089ec96c7bd012bf16d0ef00c5dccf095dcc6cb0fe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94e1c52635fbc0bece8d2089ec96c7bd012bf16d0ef00c5dccf095dcc6cb0fe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94e1c52635fbc0bece8d2089ec96c7bd012bf16d0ef00c5dccf095dcc6cb0fe3", kill_on_drop: false }` [INFO] [stdout] 94e1c52635fbc0bece8d2089ec96c7bd012bf16d0ef00c5dccf095dcc6cb0fe3 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4569fdfe20c5167a91e482e8e3fde32a40f855bb160d867b8d5eac810059d11 [INFO] running `Command { std: "docker" "start" "-a" "c4569fdfe20c5167a91e482e8e3fde32a40f855bb160d867b8d5eac810059d11", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling strum v0.18.0 [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling pango v0.9.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Compiling cairo-rs v0.9.1 [INFO] [stderr] Compiling gio v0.9.0 [INFO] [stderr] Compiling gdk-pixbuf v0.9.0 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling atk v0.9.0 [INFO] [stderr] Compiling cpal v0.11.0 [INFO] [stderr] Compiling gdk v0.13.0 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Checking ogg v0.8.0 [INFO] [stderr] Compiling gtk v0.9.0 [INFO] [stderr] Compiling pangocairo v0.10.0 [INFO] [stderr] Checking cascade v0.1.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking alsa-sys v0.1.2 [INFO] [stderr] Checking slice-deque v0.3.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking lewton v0.10.2 [INFO] [stderr] Checking minimp3 v0.3.5 [INFO] [stderr] Checking once_cell v0.2.4 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling glib-macros v0.10.1 [INFO] [stderr] Compiling thiserror v1.0.20 [INFO] [stderr] Checking mp3-duration v0.1.10 [INFO] [stderr] Compiling system-deps v1.3.2 [INFO] [stderr] Checking pin-project v0.4.22 [INFO] [stderr] Checking rodio v0.11.0 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Compiling glib-sys v0.10.0 [INFO] [stderr] Compiling gobject-sys v0.10.0 [INFO] [stderr] Compiling gio-sys v0.10.0 [INFO] [stderr] Compiling cairo-sys-rs v0.10.0 [INFO] [stderr] Compiling pango-sys v0.10.0 [INFO] [stderr] Compiling gdk-pixbuf-sys v0.10.0 [INFO] [stderr] Compiling gdk-sys v0.10.0 [INFO] [stderr] Compiling atk-sys v0.10.0 [INFO] [stderr] Compiling pangocairo-sys v0.11.0 [INFO] [stderr] Compiling gtk-sys v0.10.0 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking glib v0.10.1 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking music_trainer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/application.rs:14:23 [INFO] [stdout] | [INFO] [stdout] 14 | use std::sync::mpsc::{self, Sender}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/application.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/application.rs:14:23 [INFO] [stdout] | [INFO] [stdout] 14 | use std::sync::mpsc::{self, Sender}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/application.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rx` [INFO] [stdout] --> src/audio.rs:37:18 [INFO] [stdout] | [INFO] [stdout] 37 | let (tx, rx) = mpsc::channel(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rx` [INFO] [stdout] --> src/audio.rs:37:18 [INFO] [stdout] | [INFO] [stdout] 37 | let (tx, rx) = mpsc::channel(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `control_channel` and `audio_handler` are never read [INFO] [stdout] --> src/application.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Application { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 19 | control_channel: Sender, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 20 | audio_handler: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `control_channel` and `audio_handler` are never read [INFO] [stdout] --> src/application.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Application { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 19 | control_channel: Sender, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 20 | audio_handler: Option, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Source` is never constructed [INFO] [stdout] --> src/audio.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Source { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Source` is never constructed [INFO] [stdout] --> src/audio.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Source { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `set_source` and `get_source` are never used [INFO] [stdout] --> src/audio.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 18 | impl Source { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 19 | pub fn set_source(audio_source: File) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn get_source(&self) -> File { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `set_source` and `get_source` are never used [INFO] [stdout] --> src/audio.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 18 | impl Source { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 19 | pub fn set_source(audio_source: File) -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn get_source(&self) -> File { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `initialize` and `pause` are never used [INFO] [stdout] --> src/audio.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl AudioFileHandler { [INFO] [stdout] | --------------------- associated items in this implementation [INFO] [stdout] 35 | pub fn initialize() -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn pause(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `initialize` and `pause` are never used [INFO] [stdout] --> src/audio.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl AudioFileHandler { [INFO] [stdout] | --------------------- associated items in this implementation [INFO] [stdout] 35 | pub fn initialize() -> Self { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn pause(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.13s [INFO] running `Command { std: "docker" "inspect" "c4569fdfe20c5167a91e482e8e3fde32a40f855bb160d867b8d5eac810059d11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4569fdfe20c5167a91e482e8e3fde32a40f855bb160d867b8d5eac810059d11", kill_on_drop: false }` [INFO] [stdout] c4569fdfe20c5167a91e482e8e3fde32a40f855bb160d867b8d5eac810059d11