[INFO] cloning repository https://github.com/SKTT1Ryze/rust-piano [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SKTT1Ryze/rust-piano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKTT1Ryze%2Frust-piano", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKTT1Ryze%2Frust-piano'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 439d626dff9393bc177d62f784e67767b60093dd [INFO] checking SKTT1Ryze/rust-piano against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKTT1Ryze%2Frust-piano" "/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/SKTT1Ryze/rust-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/SKTT1Ryze/rust-piano [INFO] finished tweaking git repo https://github.com/SKTT1Ryze/rust-piano [INFO] tweaked toml for git repo https://github.com/SKTT1Ryze/rust-piano written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/SKTT1Ryze/rust-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] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mp3-duration v0.1.10 [INFO] [stderr] Downloaded coreaudio-sys v0.2.6 [INFO] [stderr] Downloaded fetch_unroll v0.2.1 [INFO] [stderr] Downloaded oboe v0.3.0 [INFO] [stderr] Downloaded minimp3 v0.5.0 [INFO] [stderr] Downloaded alsa-sys v0.3.0 [INFO] [stderr] Downloaded clang-sys v0.29.3 [INFO] [stderr] Downloaded ureq v0.11.4 [INFO] [stderr] Downloaded tar v0.4.30 [INFO] [stderr] Downloaded bindgen v0.53.3 [INFO] [stderr] Downloaded syn v1.0.50 [INFO] [stderr] Downloaded tui v0.13.0 [INFO] [stderr] Downloaded lewton v0.10.1 [INFO] [stderr] Downloaded unicode-segmentation v1.7.0 [INFO] [stderr] Downloaded tinyvec v0.3.4 [INFO] [stderr] Downloaded filetime v0.2.13 [INFO] [stderr] Downloaded ring v0.16.16 [INFO] [stderr] Downloaded rodio v0.13.0 [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] 2250070cd03a064756cf8ee1a3fd55c0ce3a194caf27c0bf9500007ddb8bc339 [INFO] running `Command { std: "docker" "start" "-a" "2250070cd03a064756cf8ee1a3fd55c0ce3a194caf27c0bf9500007ddb8bc339", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2250070cd03a064756cf8ee1a3fd55c0ce3a194caf27c0bf9500007ddb8bc339", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2250070cd03a064756cf8ee1a3fd55c0ce3a194caf27c0bf9500007ddb8bc339", kill_on_drop: false }` [INFO] [stdout] 2250070cd03a064756cf8ee1a3fd55c0ce3a194caf27c0bf9500007ddb8bc339 [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] 288680881eb487cd35cb27b07534040ac1902622cdff22b8c0c94a06d431b133 [INFO] running `Command { std: "docker" "start" "-a" "288680881eb487cd35cb27b07534040ac1902622cdff22b8c0c94a06d431b133", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling cpal v0.13.1 [INFO] [stderr] Compiling unicode-segmentation v1.7.0 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking claxon v0.4.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling alsa-sys v0.3.0 [INFO] [stderr] Compiling minimp3-sys v0.3.2 [INFO] [stderr] Checking ogg v0.7.1 [INFO] [stderr] Checking lewton v0.10.1 [INFO] [stderr] Checking slice-deque v0.3.0 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking minimp3 v0.5.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tui v0.13.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking alsa v0.4.3 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Checking argh v0.1.4 [INFO] [stderr] Checking thiserror v1.0.22 [INFO] [stderr] Checking mp3-duration v0.1.10 [INFO] [stderr] Checking rodio v0.13.0 [INFO] [stderr] Checking rust-piano v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/piano/app.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mp3_duration` is imported redundantly [INFO] [stdout] --> src/piano/music.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use mp3_duration; [INFO] [stdout] | ^^^^^^^^^^^^ the item `mp3_duration` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/piano/app.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mp3_duration` is imported redundantly [INFO] [stdout] --> src/piano/music.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use mp3_duration; [INFO] [stdout] | ^^^^^^^^^^^^ the item `mp3_duration` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `location`, `coords`, and `status` are never read [INFO] [stdout] --> src/piano/app.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 71 | pub struct Server<'a> { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 72 | pub name: &'a str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 73 | pub location: &'a str, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 74 | pub coords: (f64, f64), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 75 | pub status: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `location`, `coords`, and `status` are never read [INFO] [stdout] --> src/piano/app.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 71 | pub struct Server<'a> { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 72 | pub name: &'a str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 73 | pub location: &'a str, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 74 | pub coords: (f64, f64), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 75 | pub status: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `servers` is never read [INFO] [stdout] --> src/piano/app.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 77 | pub struct App<'a> { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 86 | pub servers: Vec>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `servers` is never read [INFO] [stdout] --> src/piano/app.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 77 | pub struct App<'a> { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 86 | pub servers: Vec>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/piano/player.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | drop(&self.sink_list[0]); [INFO] [stdout] | ^^^^^------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&rodio::Sink` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/piano/player.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | drop(&self.sink_list[0]); [INFO] [stdout] | ^^^^^------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&rodio::Sink` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [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 8.86s [INFO] running `Command { std: "docker" "inspect" "288680881eb487cd35cb27b07534040ac1902622cdff22b8c0c94a06d431b133", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "288680881eb487cd35cb27b07534040ac1902622cdff22b8c0c94a06d431b133", kill_on_drop: false }` [INFO] [stdout] 288680881eb487cd35cb27b07534040ac1902622cdff22b8c0c94a06d431b133 [INFO] checking SKTT1Ryze/rust-piano against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSKTT1Ryze%2Frust-piano" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SKTT1Ryze/rust-piano on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/SKTT1Ryze/rust-piano [INFO] finished tweaking git repo https://github.com/SKTT1Ryze/rust-piano [INFO] tweaked toml for git repo https://github.com/SKTT1Ryze/rust-piano written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/SKTT1Ryze/rust-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dce26825a1f7fd9565c116c1fc314a5e0ef000ec8322c7dcc0c3dc532c1ad72c [INFO] running `Command { std: "docker" "start" "-a" "dce26825a1f7fd9565c116c1fc314a5e0ef000ec8322c7dcc0c3dc532c1ad72c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dce26825a1f7fd9565c116c1fc314a5e0ef000ec8322c7dcc0c3dc532c1ad72c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dce26825a1f7fd9565c116c1fc314a5e0ef000ec8322c7dcc0c3dc532c1ad72c", kill_on_drop: false }` [INFO] [stdout] dce26825a1f7fd9565c116c1fc314a5e0ef000ec8322c7dcc0c3dc532c1ad72c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c6a0c16c41b0721aee02567b2e0cf4911d76ada182ecd03cbd125e40cc55891 [INFO] running `Command { std: "docker" "start" "-a" "6c6a0c16c41b0721aee02567b2e0cf4911d76ada182ecd03cbd125e40cc55891", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling cpal v0.13.1 [INFO] [stderr] Compiling unicode-segmentation v1.7.0 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Compiling argh_shared v0.1.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking claxon v0.4.3 [INFO] [stderr] Compiling alsa-sys v0.3.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling minimp3-sys v0.3.2 [INFO] [stderr] Checking ogg v0.7.1 [INFO] [stderr] Checking lewton v0.10.1 [INFO] [stderr] Checking slice-deque v0.3.0 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tui v0.13.0 [INFO] [stderr] Checking minimp3 v0.5.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking alsa v0.4.3 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Compiling argh_derive v0.1.4 [INFO] [stderr] Checking thiserror v1.0.22 [INFO] [stderr] Checking argh v0.1.4 [INFO] [stderr] Checking mp3-duration v0.1.10 [INFO] [stderr] Checking rodio v0.13.0 [INFO] [stderr] Checking rust-piano v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/piano/app.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mp3_duration` is imported redundantly [INFO] [stdout] --> src/piano/music.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use mp3_duration; [INFO] [stdout] | ^^^^^^^^^^^^ the item `mp3_duration` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/piano/app.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mp3_duration` is imported redundantly [INFO] [stdout] --> src/piano/music.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use mp3_duration; [INFO] [stdout] | ^^^^^^^^^^^^ the item `mp3_duration` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `location`, `coords`, and `status` are never read [INFO] [stdout] --> src/piano/app.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 71 | pub struct Server<'a> { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 72 | pub name: &'a str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 73 | pub location: &'a str, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 74 | pub coords: (f64, f64), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 75 | pub status: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `servers` is never read [INFO] [stdout] --> src/piano/app.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 77 | pub struct App<'a> { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 86 | pub servers: Vec>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/piano/player.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | drop(&self.sink_list[0]); [INFO] [stdout] | ^^^^^------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&rodio::Sink` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name`, `location`, `coords`, and `status` are never read [INFO] [stdout] --> src/piano/app.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 71 | pub struct Server<'a> { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 72 | pub name: &'a str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 73 | pub location: &'a str, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 74 | pub coords: (f64, f64), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 75 | pub status: &'a str, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `servers` is never read [INFO] [stdout] --> src/piano/app.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 77 | pub struct App<'a> { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 86 | pub servers: Vec>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/piano/player.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | drop(&self.sink_list[0]); [INFO] [stdout] | ^^^^^------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&rodio::Sink` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.50s [INFO] running `Command { std: "docker" "inspect" "6c6a0c16c41b0721aee02567b2e0cf4911d76ada182ecd03cbd125e40cc55891", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c6a0c16c41b0721aee02567b2e0cf4911d76ada182ecd03cbd125e40cc55891", kill_on_drop: false }` [INFO] [stdout] 6c6a0c16c41b0721aee02567b2e0cf4911d76ada182ecd03cbd125e40cc55891