[INFO] cloning repository https://github.com/DWCarrot/RPiTextShowSSD1306 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DWCarrot/RPiTextShowSSD1306" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDWCarrot%2FRPiTextShowSSD1306", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDWCarrot%2FRPiTextShowSSD1306'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cb6374f96cda21c63aba7fa1bb9a408536841e7b [INFO] testing DWCarrot/RPiTextShowSSD1306 against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDWCarrot%2FRPiTextShowSSD1306" "/workspace/builds/worker-74/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DWCarrot/RPiTextShowSSD1306 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-74/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/DWCarrot/RPiTextShowSSD1306 [INFO] finished tweaking git repo https://github.com/DWCarrot/RPiTextShowSSD1306 [INFO] tweaked toml for git repo https://github.com/DWCarrot/RPiTextShowSSD1306 written to /workspace/builds/worker-74/source/Cargo.toml [INFO] crate git repo https://github.com/DWCarrot/RPiTextShowSSD1306 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nb v1.0.0 [INFO] [stderr] Downloaded byte-slice-cast v0.3.5 [INFO] [stderr] Downloaded display-interface-i2c v0.4.0 [INFO] [stderr] Downloaded display-interface v0.4.0 [INFO] [stderr] Downloaded display-interface-spi v0.4.0 [INFO] [stderr] Downloaded nix v0.14.1 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.69 [INFO] [stderr] Downloaded pin-project-lite v0.2.0 [INFO] [stderr] Downloaded js-sys v0.3.46 [INFO] [stderr] Downloaded async-process v1.0.1 [INFO] [stderr] Downloaded vec-arena v1.0.0 [INFO] [stderr] Downloaded nb-connect v1.0.2 [INFO] [stderr] Downloaded async-executor v1.4.0 [INFO] [stderr] Downloaded wepoll-sys v3.0.1 [INFO] [stderr] Downloaded async-io v1.3.1 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.69 [INFO] [stderr] Downloaded async-global-executor v1.4.3 [INFO] [stderr] Downloaded termios v0.2.2 [INFO] [stderr] Downloaded nb v0.1.3 [INFO] [stderr] Downloaded embedded-hal v0.2.4 [INFO] [stderr] Downloaded polling v2.0.2 [INFO] [stderr] Downloaded crossbeam-utils v0.8.1 [INFO] [stderr] Downloaded async-std v1.8.0 [INFO] [stderr] Downloaded futures-util v0.3.8 [INFO] [stderr] Downloaded serial-unix v0.4.0 [INFO] [stderr] Downloaded sysfs_gpio v0.5.4 [INFO] [stderr] Downloaded proc-macro-nested v0.1.6 [INFO] [stderr] Downloaded i2cdev v0.4.4 [INFO] [stderr] Downloaded pin-project v1.0.2 [INFO] [stderr] Downloaded futures-channel v0.3.8 [INFO] [stderr] Downloaded futures-core v0.3.8 [INFO] [stderr] Downloaded futures-io v0.3.8 [INFO] [stderr] Downloaded once_cell v1.5.2 [INFO] [stderr] Downloaded futures-task v0.3.8 [INFO] [stderr] Downloaded pin-project-internal v1.0.2 [INFO] [stderr] Downloaded async-channel v1.5.1 [INFO] [stderr] Downloaded fastrand v1.4.0 [INFO] [stderr] Downloaded futures-lite v1.11.3 [INFO] [stderr] Downloaded wasm-bindgen v0.2.69 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.69 [INFO] [stderr] Downloaded futures v0.3.8 [INFO] [stderr] Downloaded spidev v0.4.0 [INFO] [stderr] Downloaded futures-macro v0.3.8 [INFO] [stderr] Downloaded futures-sink v0.3.8 [INFO] [stderr] Downloaded embedded-graphics v0.6.2 [INFO] [stderr] Downloaded linux-embedded-hal v0.3.0 [INFO] [stderr] Downloaded cast v0.2.3 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.69 [INFO] [stderr] Downloaded serial-core v0.4.0 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.19 [INFO] [stderr] Downloaded futures-executor v0.3.8 [INFO] [stderr] Downloaded bumpalo v3.4.0 [INFO] [stderr] Downloaded web-sys v0.3.46 [INFO] [stderr] Downloaded ioctl-rs v0.1.6 [INFO] [stderr] Downloaded ssd1306 v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52cf6d17266ddd9e8954bbb8461d688f47c9180b53f8128bf20722bf826da49c [INFO] running `Command { std: "docker" "start" "-a" "52cf6d17266ddd9e8954bbb8461d688f47c9180b53f8128bf20722bf826da49c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52cf6d17266ddd9e8954bbb8461d688f47c9180b53f8128bf20722bf826da49c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52cf6d17266ddd9e8954bbb8461d688f47c9180b53f8128bf20722bf826da49c", kill_on_drop: false }` [INFO] [stdout] 52cf6d17266ddd9e8954bbb8461d688f47c9180b53f8128bf20722bf826da49c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf0c01565e20c0b636cc7ea33e1468b69d708ca9d31c8e4e9dca899e891c7166 [INFO] running `Command { std: "docker" "start" "-a" "cf0c01565e20c0b636cc7ea33e1468b69d708ca9d31c8e4e9dca899e891c7166", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling futures-core v0.3.8 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling futures-io v0.3.8 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling syn v1.0.56 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling pin-project-lite v0.2.0 [INFO] [stderr] Compiling fastrand v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling vec-arena v1.0.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling futures-sink v0.3.8 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling display-interface v0.4.0 [INFO] [stderr] Compiling byte-slice-cast v0.3.5 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling ssd1306 v0.5.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-channel v1.5.1 [INFO] [stderr] Compiling futures-task v0.3.8 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling futures-channel v0.3.8 [INFO] [stderr] Compiling embedded-hal v0.2.4 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling display-interface-spi v0.4.0 [INFO] [stderr] Compiling display-interface-i2c v0.4.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling nb-connect v1.0.2 [INFO] [stderr] Compiling polling v2.0.2 [INFO] [stderr] Compiling signal-hook-registry v1.3.0 [INFO] [stderr] Compiling serial-core v0.4.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stderr] Compiling ioctl-rs v0.1.6 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling futures-lite v1.11.3 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling serial-unix v0.4.0 [INFO] [stderr] Compiling signal-hook v0.1.17 [INFO] [stderr] Compiling embedded-graphics v0.6.2 [INFO] [stderr] Compiling async-io v1.3.1 [INFO] [stderr] Compiling async-executor v1.4.0 [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling async-global-executor v1.4.3 [INFO] [stderr] Compiling async-process v1.0.1 [INFO] [stderr] Compiling async-std v1.8.0 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling spidev v0.4.0 [INFO] [stderr] Compiling sysfs_gpio v0.5.4 [INFO] [stderr] Compiling i2cdev v0.4.4 [INFO] [stderr] Compiling linux-embedded-hal v0.3.0 [INFO] [stderr] Compiling pin-project v1.0.2 [INFO] [stderr] Compiling futures-util v0.3.8 [INFO] [stderr] Compiling futures-executor v0.3.8 [INFO] [stderr] Compiling futures v0.3.8 [INFO] [stderr] Compiling rpi_text_show_ssd1306 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `embedded_graphics::prelude` [INFO] [stdout] --> src/display.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use embedded_graphics::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/contents.rs:18:49 [INFO] [stdout] | [INFO] [stdout] 18 | data: (0 .. ((w + 7) / 8) * h).map(|i| 0u8).collect(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/operation.rs:128:33 [INFO] [stdout] | [INFO] [stdout] 128 | ... i += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/operation.rs:132:33 [INFO] [stdout] | [INFO] [stdout] 132 | ... i += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/operation.rs:173:25 [INFO] [stdout] | [INFO] [stdout] 173 | i += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `page` [INFO] [stdout] --> src/operation.rs:242:28 [INFO] [stdout] | [INFO] [stdout] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `page: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/operation.rs:242:34 [INFO] [stdout] | [INFO] [stdout] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `data: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `width` [INFO] [stdout] --> src/operation.rs:242:40 [INFO] [stdout] | [INFO] [stdout] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stdout] | ^^^^^ help: try ignoring the field: `width: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `height` [INFO] [stdout] --> src/operation.rs:242:47 [INFO] [stdout] | [INFO] [stdout] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `height: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `page` [INFO] [stdout] --> src/operation.rs:246:29 [INFO] [stdout] | [INFO] [stdout] 246 | if let Some(page) = content.remove(page) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_page` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `page` [INFO] [stdout] --> src/operation.rs:252:30 [INFO] [stdout] | [INFO] [stdout] 252 | Self::QueryPage{ page } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `page: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/operation.rs:330:36 [INFO] [stdout] | [INFO] [stdout] 330 | Self::InvalidBase64(i, e) => write!(f, "InvalidBase64({})", i), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/display.rs:37:27 [INFO] [stdout] | [INFO] [stdout] 37 | Page::BImage{ data, w, h } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `data: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/display.rs:37:33 [INFO] [stdout] | [INFO] [stdout] 37 | Page::BImage{ data, w, h } => { [INFO] [stdout] | ^ help: try ignoring the field: `w: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/display.rs:37:36 [INFO] [stdout] | [INFO] [stdout] 37 | Page::BImage{ data, w, h } => { [INFO] [stdout] | ^ help: try ignoring the field: `h: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/contents.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Page` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/contents.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `BImage` [INFO] [stdout] --> src/contents.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | BImage { data: Box<[u8]>, w: u32, h: u32 }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Page` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/contents.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_image` [INFO] [stdout] --> src/contents.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new_image(w: u32, h: u32) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_with_capacity` [INFO] [stdout] --> src/contents.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn new_with_capacity(line_limit: usize, capacity: usize) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set` [INFO] [stdout] --> src/contents.rs:107:12 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn set(&mut self, i: usize, page: Page) -> bool { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `QueryPage` [INFO] [stdout] --> src/operation.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | / QueryPage { [INFO] [stdout] 53 | | page: usize, [INFO] [stdout] 54 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/operation.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `UnexpectedEnd` [INFO] [stdout] --> src/operation.rs:317:5 [INFO] [stdout] | [INFO] [stdout] 317 | UnexpectedEnd(usize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/operation.rs:314:10 [INFO] [stdout] | [INFO] [stdout] 314 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `writeable` [INFO] [stdout] --> src/server.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn writeable(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_to_writer` [INFO] [stdout] --> src/server.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | pub async fn read_to_writer<'a, W: AWrite + Unpin>(&mut self, tgt: &'a mut W) -> aio::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reset` [INFO] [stdout] --> src/server.rs:109:12 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.22s [INFO] running `Command { std: "docker" "inspect" "cf0c01565e20c0b636cc7ea33e1468b69d708ca9d31c8e4e9dca899e891c7166", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf0c01565e20c0b636cc7ea33e1468b69d708ca9d31c8e4e9dca899e891c7166", kill_on_drop: false }` [INFO] [stdout] cf0c01565e20c0b636cc7ea33e1468b69d708ca9d31c8e4e9dca899e891c7166 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 69d9bdb97e29aac0207ebbf8d405075051280559ba0aa3c9f7d660b6f394e3f2 [INFO] running `Command { std: "docker" "start" "-a" "69d9bdb97e29aac0207ebbf8d405075051280559ba0aa3c9f7d660b6f394e3f2", 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] [stderr] Compiling rpi_text_show_ssd1306 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `embedded_graphics::prelude` [INFO] [stdout] --> src/display.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use embedded_graphics::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/contents.rs:18:49 [INFO] [stdout] | [INFO] [stdout] 18 | data: (0 .. ((w + 7) / 8) * h).map(|i| 0u8).collect(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/operation.rs:128:33 [INFO] [stdout] | [INFO] [stdout] 128 | ... i += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/operation.rs:132:33 [INFO] [stdout] | [INFO] [stdout] 132 | ... i += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/operation.rs:173:25 [INFO] [stdout] | [INFO] [stdout] 173 | i += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `page` [INFO] [stdout] --> src/operation.rs:242:28 [INFO] [stdout] | [INFO] [stdout] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `page: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/operation.rs:242:34 [INFO] [stdout] | [INFO] [stdout] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `data: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `width` [INFO] [stdout] --> src/operation.rs:242:40 [INFO] [stdout] | [INFO] [stdout] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stdout] | ^^^^^ help: try ignoring the field: `width: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `height` [INFO] [stdout] --> src/operation.rs:242:47 [INFO] [stdout] | [INFO] [stdout] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `height: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `page` [INFO] [stdout] --> src/operation.rs:246:29 [INFO] [stdout] | [INFO] [stdout] 246 | if let Some(page) = content.remove(page) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_page` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `page` [INFO] [stdout] --> src/operation.rs:252:30 [INFO] [stdout] | [INFO] [stdout] 252 | Self::QueryPage{ page } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `page: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/operation.rs:330:36 [INFO] [stdout] | [INFO] [stdout] 330 | Self::InvalidBase64(i, e) => write!(f, "InvalidBase64({})", i), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/display.rs:37:27 [INFO] [stdout] | [INFO] [stdout] 37 | Page::BImage{ data, w, h } => { [INFO] [stdout] | ^^^^ help: try ignoring the field: `data: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/display.rs:37:33 [INFO] [stdout] | [INFO] [stdout] 37 | Page::BImage{ data, w, h } => { [INFO] [stdout] | ^ help: try ignoring the field: `w: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `h` [INFO] [stdout] --> src/display.rs:37:36 [INFO] [stdout] | [INFO] [stdout] 37 | Page::BImage{ data, w, h } => { [INFO] [stdout] | ^ help: try ignoring the field: `h: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/contents.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Page` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/contents.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `BImage` [INFO] [stdout] --> src/contents.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | BImage { data: Box<[u8]>, w: u32, h: u32 }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Page` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/contents.rs:1:10 [INFO] [stdout] | [INFO] [stdout] 1 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_image` [INFO] [stdout] --> src/contents.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new_image(w: u32, h: u32) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_with_capacity` [INFO] [stdout] --> src/contents.rs:75:12 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn new_with_capacity(line_limit: usize, capacity: usize) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set` [INFO] [stdout] --> src/contents.rs:107:12 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn set(&mut self, i: usize, page: Page) -> bool { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `QueryPage` [INFO] [stdout] --> src/operation.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | / QueryPage { [INFO] [stdout] 53 | | page: usize, [INFO] [stdout] 54 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/operation.rs:26:10 [INFO] [stdout] | [INFO] [stdout] 26 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `UnexpectedEnd` [INFO] [stdout] --> src/operation.rs:317:5 [INFO] [stdout] | [INFO] [stdout] 317 | UnexpectedEnd(usize), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/operation.rs:314:10 [INFO] [stdout] | [INFO] [stdout] 314 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `writeable` [INFO] [stdout] --> src/server.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn writeable(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `read_to_writer` [INFO] [stdout] --> src/server.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | pub async fn read_to_writer<'a, W: AWrite + Unpin>(&mut self, tgt: &'a mut W) -> aio::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reset` [INFO] [stdout] --> src/server.rs:109:12 [INFO] [stdout] | [INFO] [stdout] 109 | pub fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.63s [INFO] running `Command { std: "docker" "inspect" "69d9bdb97e29aac0207ebbf8d405075051280559ba0aa3c9f7d660b6f394e3f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69d9bdb97e29aac0207ebbf8d405075051280559ba0aa3c9f7d660b6f394e3f2", kill_on_drop: false }` [INFO] [stdout] 69d9bdb97e29aac0207ebbf8d405075051280559ba0aa3c9f7d660b6f394e3f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d010bb7509f994521d9e4ddea80bf06fb3818874d6fe856955210a14754afc82 [INFO] running `Command { std: "docker" "start" "-a" "d010bb7509f994521d9e4ddea80bf06fb3818874d6fe856955210a14754afc82", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `embedded_graphics::prelude` [INFO] [stderr] --> src/display.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use embedded_graphics::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/contents.rs:18:49 [INFO] [stderr] | [INFO] [stderr] 18 | data: (0 .. ((w + 7) / 8) * h).map(|i| 0u8).collect(), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `i` is never read [INFO] [stderr] --> src/operation.rs:128:33 [INFO] [stderr] | [INFO] [stderr] 128 | ... i += 1; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] running 0 tests [INFO] [stderr] warning: value assigned to `i` is never read [INFO] [stdout] [INFO] [stderr] --> src/operation.rs:132:33 [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 132 | ... i += 1; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `i` is never read [INFO] [stderr] --> src/operation.rs:173:25 [INFO] [stderr] | [INFO] [stderr] 173 | i += 1; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `page` [INFO] [stderr] --> src/operation.rs:242:28 [INFO] [stderr] | [INFO] [stderr] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `page: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/operation.rs:242:34 [INFO] [stderr] | [INFO] [stderr] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `data: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/operation.rs:242:40 [INFO] [stderr] | [INFO] [stderr] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stderr] | ^^^^^ help: try ignoring the field: `width: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `height` [INFO] [stderr] --> src/operation.rs:242:47 [INFO] [stderr] | [INFO] [stderr] 242 | Self::SetPage{ page, data, width, height } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `height: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `page` [INFO] [stderr] --> src/operation.rs:246:29 [INFO] [stderr] | [INFO] [stderr] 246 | if let Some(page) = content.remove(page) { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_page` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `page` [INFO] [stderr] --> src/operation.rs:252:30 [INFO] [stderr] | [INFO] [stderr] 252 | Self::QueryPage{ page } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `page: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/operation.rs:330:36 [INFO] [stderr] | [INFO] [stderr] 330 | Self::InvalidBase64(i, e) => write!(f, "InvalidBase64({})", i), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/display.rs:37:27 [INFO] [stderr] | [INFO] [stderr] 37 | Page::BImage{ data, w, h } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `data: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `w` [INFO] [stderr] --> src/display.rs:37:33 [INFO] [stderr] | [INFO] [stderr] 37 | Page::BImage{ data, w, h } => { [INFO] [stderr] | ^ help: try ignoring the field: `w: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `h` [INFO] [stderr] --> src/display.rs:37:36 [INFO] [stderr] | [INFO] [stderr] 37 | Page::BImage{ data, w, h } => { [INFO] [stderr] | ^ help: try ignoring the field: `h: _` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Empty` [INFO] [stderr] --> src/contents.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | Empty, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Page` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/contents.rs:1:10 [INFO] [stderr] | [INFO] [stderr] 1 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `BImage` [INFO] [stderr] --> src/contents.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | BImage { data: Box<[u8]>, w: u32, h: u32 }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Page` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/contents.rs:1:10 [INFO] [stderr] | [INFO] [stderr] 1 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new_image` [INFO] [stderr] --> src/contents.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new_image(w: u32, h: u32) -> Self { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new_with_capacity` [INFO] [stderr] --> src/contents.rs:75:12 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn new_with_capacity(line_limit: usize, capacity: usize) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `set` [INFO] [stderr] --> src/contents.rs:107:12 [INFO] [stderr] | [INFO] [stderr] 107 | pub fn set(&mut self, i: usize, page: Page) -> bool { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `QueryPage` [INFO] [stderr] --> src/operation.rs:52:5 [INFO] [stderr] | [INFO] [stderr] 52 | / QueryPage { [INFO] [stderr] 53 | | page: usize, [INFO] [stderr] 54 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] note: `Operation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/operation.rs:26:10 [INFO] [stderr] | [INFO] [stderr] 26 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `UnexpectedEnd` [INFO] [stderr] --> src/operation.rs:317:5 [INFO] [stderr] | [INFO] [stderr] 317 | UnexpectedEnd(usize), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/operation.rs:314:10 [INFO] [stderr] | [INFO] [stderr] 314 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `writeable` [INFO] [stderr] --> src/server.rs:59:12 [INFO] [stderr] | [INFO] [stderr] 59 | pub fn writeable(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `read_to_writer` [INFO] [stderr] --> src/server.rs:70:18 [INFO] [stderr] | [INFO] [stderr] 70 | pub async fn read_to_writer<'a, W: AWrite + Unpin>(&mut self, tgt: &'a mut W) -> aio::Result { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `reset` [INFO] [stderr] --> src/server.rs:109:12 [INFO] [stderr] | [INFO] [stderr] 109 | pub fn reset(&mut self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rpi_text_show_ssd1306` (bin "rpi_text_show_ssd1306" test) generated 25 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 17.13s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rpi_text_show_ssd1306-de569917a5ed4cb9) [INFO] running `Command { std: "docker" "inspect" "d010bb7509f994521d9e4ddea80bf06fb3818874d6fe856955210a14754afc82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d010bb7509f994521d9e4ddea80bf06fb3818874d6fe856955210a14754afc82", kill_on_drop: false }` [INFO] [stdout] d010bb7509f994521d9e4ddea80bf06fb3818874d6fe856955210a14754afc82