[INFO] cloning repository https://github.com/JDuchniewicz/Rustalizer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JDuchniewicz/Rustalizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJDuchniewicz%2FRustalizer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJDuchniewicz%2FRustalizer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5dc9fa52a527957580010995bb2294ce72ec354d [INFO] checking JDuchniewicz/Rustalizer against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJDuchniewicz%2FRustalizer" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/JDuchniewicz/Rustalizer [INFO] finished tweaking git repo https://github.com/JDuchniewicz/Rustalizer [INFO] tweaked toml for git repo https://github.com/JDuchniewicz/Rustalizer written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/JDuchniewicz/Rustalizer on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/JDuchniewicz/Rustalizer 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8c8a0bac87ee3cc4ce9bfc317595774a4dbe2cd02da1e9d6c29432b37b67706e [INFO] running `Command { std: "docker" "start" "-a" "8c8a0bac87ee3cc4ce9bfc317595774a4dbe2cd02da1e9d6c29432b37b67706e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8c8a0bac87ee3cc4ce9bfc317595774a4dbe2cd02da1e9d6c29432b37b67706e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c8a0bac87ee3cc4ce9bfc317595774a4dbe2cd02da1e9d6c29432b37b67706e", kill_on_drop: false }` [INFO] [stdout] 8c8a0bac87ee3cc4ce9bfc317595774a4dbe2cd02da1e9d6c29432b37b67706e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8ce8a8390f80801aa174a605d675d6e9922fcc2ab615d9fd00b7c5fa1ef6387 [INFO] running `Command { std: "docker" "start" "-a" "e8ce8a8390f80801aa174a605d675d6e9922fcc2ab615d9fd00b7c5fa1ef6387", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling syn v1.0.45 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling strum v0.18.0 [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking futures-core v0.3.6 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking futures-sink v0.3.6 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Compiling anyhow v1.0.33 [INFO] [stderr] Checking futures-channel v0.3.6 [INFO] [stderr] Checking futures-io v0.3.6 [INFO] [stderr] Checking futures-task v0.3.6 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling gio v0.9.1 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling alsa-sys v0.3.0 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Compiling gdk-pixbuf v0.9.0 [INFO] [stderr] Compiling cairo-rs v0.9.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling pango v0.9.1 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling gdk v0.13.2 [INFO] [stderr] Compiling atk v0.9.0 [INFO] [stderr] Compiling gtk v0.9.2 [INFO] [stderr] Compiling cpal v0.12.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking mio v0.7.4 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.15.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking crossterm v0.17.7 [INFO] [stderr] Checking simplelog v0.7.6 [INFO] [stderr] Checking tui v0.12.0 [INFO] [stderr] Checking alsa v0.4.2 [INFO] [stderr] Compiling toml v0.5.7 [INFO] [stderr] Compiling thiserror-impl v1.0.21 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Compiling futures-macro v0.3.6 [INFO] [stderr] Compiling structopt-derive v0.4.13 [INFO] [stderr] Compiling thiserror v1.0.21 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Checking structopt v0.3.20 [INFO] [stderr] Compiling system-deps v1.3.2 [INFO] [stderr] Compiling glib-macros v0.10.1 [INFO] [stderr] Compiling glib-sys v0.10.1 [INFO] [stderr] Compiling gobject-sys v0.10.0 [INFO] [stderr] Compiling gio-sys v0.10.1 [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 gtk-sys v0.10.0 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking futures-util v0.3.6 [INFO] [stderr] Checking futures-executor v0.3.6 [INFO] [stderr] Checking glib v0.10.3 [INFO] [stderr] Checking futures v0.3.6 [INFO] [stderr] Checking rustalizer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ApplicationWindow`, `Application`, `Box`, `Frame`, and `Label` [INFO] [stdout] --> src/app.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use gtk::{Application, ApplicationWindow, Box, Frame, Label}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ ^^^ ^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Context` [INFO] [stdout] --> src/equalizer.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | use anyhow::{Context, Result}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Direction` and `Layout` [INFO] [stdout] --> src/tui.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | layout::{Direction, Layout}, [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ApplicationWindow`, `Application`, `Box`, `Frame`, and `Label` [INFO] [stdout] --> src/app.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use gtk::{Application, ApplicationWindow, Box, Frame, Label}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ ^^^ ^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Context` [INFO] [stdout] --> src/equalizer.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | use anyhow::{Context, Result}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Direction` and `Layout` [INFO] [stdout] --> src/tui.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | layout::{Direction, Layout}, [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `width` [INFO] [stdout] --> src/app.rs:134:38 [INFO] [stdout] | [INFO] [stdout] 134 | fn add_labels(layout: >k::Box, width: i32, bins: Option) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `width` [INFO] [stdout] --> src/app.rs:134:38 [INFO] [stdout] | [INFO] [stdout] 134 | fn add_labels(layout: >k::Box, width: i32, bins: Option) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_width` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/app.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct GuiApp { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 18 | application: gtk::Application, [INFO] [stdout] 19 | name: String, // name of the only window for now [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `status` is never read [INFO] [stdout] --> src/equalizer.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Equalizer { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 16 | status: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/app.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct GuiApp { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 18 | application: gtk::Application, [INFO] [stdout] 19 | name: String, // name of the only window for now [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `status` is never read [INFO] [stdout] --> src/equalizer.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Equalizer { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 16 | status: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `pause` is never used [INFO] [stdout] --> src/equalizer.rs:122:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl Equalizer { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn pause(&self) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `pause` is never used [INFO] [stdout] --> src/equalizer.rs:122:12 [INFO] [stdout] | [INFO] [stdout] 19 | impl Equalizer { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 122 | pub fn pause(&self) -> Result<(), Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Pause` is never constructed [INFO] [stdout] --> src/errors.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum StreamOp { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] 5 | Play, [INFO] [stdout] 6 | Pause, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StreamOp` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Pause` is never constructed [INFO] [stdout] --> src/errors.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum StreamOp { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] 5 | Play, [INFO] [stdout] 6 | Pause, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `StreamOp` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `top` is never used [INFO] [stdout] --> src/ring_buffer.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl RingBuffer { [INFO] [stdout] | -------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn top(&self) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `top` is never used [INFO] [stdout] --> src/ring_buffer.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl RingBuffer { [INFO] [stdout] | -------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn top(&self) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | / /// Specify display type, GUI for a GTK window based rendering, or TUI for a terminal based [INFO] [stdout] 29 | | /// interface [INFO] [stdout] 30 | | #[structopt(name = "mode", long, short)] [INFO] [stdout] 31 | | app_mode: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | / /// Pass the name of monitored device, obtained by running "rustalizer -q" [INFO] [stdout] 33 | | #[structopt(name = "device", long, short)] [INFO] [stdout] 34 | | device_name: Option, [INFO] [stdout] | |_______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | / /// Pass the name of audio host, obtained by running "rustalizer -q" [INFO] [stdout] 36 | | #[structopt(name = "host", long, short)] [INFO] [stdout] 37 | | host_name: Option, [INFO] [stdout] | |_____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | / /// Specify display type, GUI for a GTK window based rendering, or TUI for a terminal based [INFO] [stdout] 29 | | /// interface [INFO] [stdout] 30 | | #[structopt(name = "mode", long, short)] [INFO] [stdout] 31 | | app_mode: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | / /// Pass the name of monitored device, obtained by running "rustalizer -q" [INFO] [stdout] 33 | | #[structopt(name = "device", long, short)] [INFO] [stdout] 34 | | device_name: Option, [INFO] [stdout] | |_______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | / /// Pass the name of audio host, obtained by running "rustalizer -q" [INFO] [stdout] 36 | | #[structopt(name = "host", long, short)] [INFO] [stdout] 37 | | host_name: Option, [INFO] [stdout] | |_____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `capacity` should have an upper case name [INFO] [stdout] --> src/equalizer/dsp/fft.rs:255:15 [INFO] [stdout] | [INFO] [stdout] 255 | const capacity: usize = 1024; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 255 - const capacity: usize = 1024; [INFO] [stdout] 255 + const CAPACITY: usize = 1024; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `capacity` should have an upper case name [INFO] [stdout] --> src/equalizer/dsp/fft.rs:268:15 [INFO] [stdout] | [INFO] [stdout] 268 | const capacity: usize = 1024; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 268 - const capacity: usize = 1024; [INFO] [stdout] 268 + const CAPACITY: usize = 1024; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `onlyZeroes` should have a snake case name [INFO] [stdout] --> src/equalizer/dsp/fft.rs:276:17 [INFO] [stdout] | [INFO] [stdout] 276 | let mut onlyZeroes: bool = true; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `only_zeroes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ring_buffer.rs:115:9 [INFO] [stdout] | [INFO] [stdout] 115 | buf.push(1); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 115 | let _ = buf.push(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ring_buffer.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | buf.push(2); [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] 116 | let _ = buf.push(2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rustalizer` (bin "rustalizer") due to 3 previous errors; 9 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rustalizer` (bin "rustalizer" test) due to 3 previous errors; 14 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e8ce8a8390f80801aa174a605d675d6e9922fcc2ab615d9fd00b7c5fa1ef6387", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8ce8a8390f80801aa174a605d675d6e9922fcc2ab615d9fd00b7c5fa1ef6387", kill_on_drop: false }` [INFO] [stdout] e8ce8a8390f80801aa174a605d675d6e9922fcc2ab615d9fd00b7c5fa1ef6387