[INFO] cloning repository https://github.com/zachs18/midi-player-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zachs18/midi-player-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachs18%2Fmidi-player-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachs18%2Fmidi-player-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68d0679b7176367ac832dba42063d3ac3b763c53 [INFO] checking zachs18/midi-player-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzachs18%2Fmidi-player-rs" "/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/zachs18/midi-player-rs 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/zachs18/midi-player-rs [INFO] finished tweaking git repo https://github.com/zachs18/midi-player-rs [INFO] tweaked toml for git repo https://github.com/zachs18/midi-player-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zachs18/midi-player-rs 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] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /workspace/builds/worker-3-tc1/source/player/Cargo.toml [INFO] [stderr] workspace: /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libpulse-simple-binding v2.25.0 [INFO] [stderr] Downloaded libpulse-simple-sys v1.19.2 [INFO] [stderr] Downloaded midly v0.5.2 [INFO] [stderr] Downloaded libpulse-binding v2.26.0 [INFO] [stderr] Downloaded libpulse-sys v1.19.3 [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] 5995d8c73faa08886fe3f4829f8a60562952341703c0aab226d7bcc876109c99 [INFO] running `Command { std: "docker" "start" "-a" "5995d8c73faa08886fe3f4829f8a60562952341703c0aab226d7bcc876109c99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5995d8c73faa08886fe3f4829f8a60562952341703c0aab226d7bcc876109c99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5995d8c73faa08886fe3f4829f8a60562952341703c0aab226d7bcc876109c99", kill_on_drop: false }` [INFO] [stdout] 5995d8c73faa08886fe3f4829f8a60562952341703c0aab226d7bcc876109c99 [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] 282028109fd8d73d1f303128ad311131b2aad5671d89ed80aed6f13fa930d2d4 [INFO] running `Command { std: "docker" "start" "-a" "282028109fd8d73d1f303128ad311131b2aad5671d89ed80aed6f13fa930d2d4", kill_on_drop: false }` [INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root: [INFO] [stderr] package: /opt/rustwide/workdir/player/Cargo.toml [INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling rayon-core v1.9.2 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libpulse-sys v1.19.3 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling rayon v1.5.2 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking mio v0.8.2 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling libpulse-simple-sys v1.19.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking bytemuck v1.9.1 [INFO] [stderr] Compiling player v0.1.0 (/opt/rustwide/workdir/player) [INFO] [stderr] Checking midly v0.5.2 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Checking tokio v1.18.1 [INFO] [stderr] Checking libpulse-binding v2.26.0 [INFO] [stderr] Checking libpulse-simple-binding v2.25.0 [INFO] [stdout] warning: unused imports: `Instant`, `env`, and `io::Read` [INFO] [stdout] --> player/src/main.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{time::{Duration, Instant}, io::Read, os::unix::prelude::AsRawFd, env}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `pulse::sample::CHANNELS_MAX` [INFO] [stdout] --> player/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use pulse::sample::CHANNELS_MAX; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> player/src/main.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | 'main_loop: while running { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `libpulse_binding::sample::CHANNELS_MAX`: use associated constants on structs instead [INFO] [stdout] --> player/src/main.rs:4:20 [INFO] [stdout] | [INFO] [stdout] 4 | use pulse::sample::CHANNELS_MAX; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Instant`, `env`, and `io::Read` [INFO] [stdout] --> player/src/main.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{time::{Duration, Instant}, io::Read, os::unix::prelude::AsRawFd, env}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `pulse::sample::CHANNELS_MAX` [INFO] [stdout] --> player/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use pulse::sample::CHANNELS_MAX; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> player/src/main.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | 'main_loop: while running { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> player/src/main.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | let ret = unsafe { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> player/src/main.rs:193:13 [INFO] [stdout] | [INFO] [stdout] 193 | let start = std::time::Instant::now(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `channel` [INFO] [stdout] --> player/src/main.rs:198:18 [INFO] [stdout] | [INFO] [stdout] 198 | for (channel, channel_notes) in notes.iter_mut().enumerate() { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_channel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `libpulse_binding::sample::CHANNELS_MAX`: use associated constants on structs instead [INFO] [stdout] --> player/src/main.rs:4:20 [INFO] [stdout] | [INFO] [stdout] 4 | use pulse::sample::CHANNELS_MAX; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> player/src/main.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | let mut stdin = std::io::stdin(); [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: function `opt_sin` is never used [INFO] [stdout] --> player/src/main.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn opt_sin(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `full_amplitude` is never read [INFO] [stdout] --> player/src/main.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 68 | struct Instrument { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 69 | amplitudes: &'static [f64], [INFO] [stdout] 70 | full_amplitude: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Instrument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `opt_sin` is never used [INFO] [stdout] --> player/src/main.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | pub(super) fn opt_sin(x: f64) -> f64; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> player/src/main.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | let ret = unsafe { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> player/src/main.rs:193:13 [INFO] [stdout] | [INFO] [stdout] 193 | let start = std::time::Instant::now(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `channel` [INFO] [stdout] --> player/src/main.rs:198:18 [INFO] [stdout] | [INFO] [stdout] 198 | for (channel, channel_notes) in notes.iter_mut().enumerate() { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_channel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> player/src/main.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | let mut stdin = std::io::stdin(); [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: function `opt_sin` is never used [INFO] [stdout] --> player/src/main.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn opt_sin(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `full_amplitude` is never read [INFO] [stdout] --> player/src/main.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 68 | struct Instrument { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 69 | amplitudes: &'static [f64], [INFO] [stdout] 70 | full_amplitude: f64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Instrument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `opt_sin` is never used [INFO] [stdout] --> player/src/main.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | pub(super) fn opt_sin(x: f64) -> f64; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-stream v0.1.8 [INFO] [stderr] Checking parser v0.1.0 (/opt/rustwide/workdir/parser) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> parser/src/lib.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut progress = midi.tracks.iter().flat_map( [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: field `todo` is never read [INFO] [stdout] --> parser/src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct MidiEventStream<'a> { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 8 | sleep: Option>>, [INFO] [stdout] 9 | todo: &'a Smf<'a>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> parser/src/lib.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut progress = midi.tracks.iter().flat_map( [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: unused `Peekable` in tuple element 1 that must be used [INFO] [stdout] --> parser/src/lib.rs:68:25 [INFO] [stdout] | [INFO] [stdout] 68 | progress.remove(i); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `todo` is never read [INFO] [stdout] --> parser/src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct MidiEventStream<'a> { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] 8 | sleep: Option>>, [INFO] [stdout] 9 | todo: &'a Smf<'a>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Peekable` in tuple element 1 that must be used [INFO] [stdout] --> parser/src/lib.rs:68:25 [INFO] [stdout] | [INFO] [stdout] 68 | progress.remove(i); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `midly::TrackEventKind` [INFO] [stdout] --> parser/src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use midly::TrackEventKind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `midly::TrackEventKind` [INFO] [stdout] --> parser/src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use midly::TrackEventKind; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [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] --> parser/src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | file.rewind(); [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] 19 | let _ = file.rewind(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> parser/src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | file.read_to_end(&mut data); [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] 23 | let _ = file.read_to_end(&mut data); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> parser/src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | file.rewind(); [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] 19 | let _ = file.rewind(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> parser/src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | file.read_to_end(&mut data); [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] 23 | let _ = file.read_to_end(&mut data); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.63s [INFO] running `Command { std: "docker" "inspect" "282028109fd8d73d1f303128ad311131b2aad5671d89ed80aed6f13fa930d2d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "282028109fd8d73d1f303128ad311131b2aad5671d89ed80aed6f13fa930d2d4", kill_on_drop: false }` [INFO] [stdout] 282028109fd8d73d1f303128ad311131b2aad5671d89ed80aed6f13fa930d2d4