[INFO] cloning repository https://github.com/LostQuasar/rs-meter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LostQuasar/rs-meter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLostQuasar%2Frs-meter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLostQuasar%2Frs-meter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cad28670eb606a7c5cbd4ef26dbc6b75f74ee462
[INFO] checking LostQuasar/rs-meter against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLostQuasar%2Frs-meter" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LostQuasar/rs-meter
[INFO] finished tweaking git repo https://github.com/LostQuasar/rs-meter
[INFO] tweaked toml for git repo https://github.com/LostQuasar/rs-meter written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LostQuasar/rs-meter on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LostQuasar/rs-meter 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ae386b0c606cddf0999ba66295aaba01215518134f5f69ee1a494ef7f99a567
[INFO] running `Command { std: "docker" "start" "-a" "8ae386b0c606cddf0999ba66295aaba01215518134f5f69ee1a494ef7f99a567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ae386b0c606cddf0999ba66295aaba01215518134f5f69ee1a494ef7f99a567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae386b0c606cddf0999ba66295aaba01215518134f5f69ee1a494ef7f99a567", kill_on_drop: false }`
[INFO] [stdout] 8ae386b0c606cddf0999ba66295aaba01215518134f5f69ee1a494ef7f99a567
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a58eeee1b0cc56d7f94b8d5f7d5a651d1af01f45b838cee0f4a4f924740bdfc
[INFO] running `Command { std: "docker" "start" "-a" "9a58eeee1b0cc56d7f94b8d5f7d5a651d1af01f45b838cee0f4a4f924740bdfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling wayland-sys v0.31.6
[INFO] [stderr]    Compiling cc v1.2.23
[INFO] [stderr]    Compiling enumflags2_derive v0.7.11
[INFO] [stderr]    Compiling zvariant_utils v2.1.0
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling wayland-scanner v0.31.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking ttf-parser v0.25.1
[INFO] [stderr]     Checking quick-xml v0.30.0
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling profiling-procmacros v1.0.17
[INFO] [stderr]    Compiling toml_edit v0.22.26
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nix v0.29.0
[INFO] [stderr]     Checking profiling v1.0.16
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking enumflags2 v0.7.11
[INFO] [stderr]     Checking equator v0.4.2
[INFO] [stderr]     Checking xdg-home v1.3.0
[INFO] [stderr]    Compiling xml-rs v0.8.26
[INFO] [stderr]     Checking aligned-vec v0.6.4
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]     Checking accesskit v0.17.1
[INFO] [stderr]     Checking v_frame v0.3.9
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling wayland-backend v0.3.10
[INFO] [stderr]     Checking lock_api v0.4.12
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking bytemuck v1.23.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]     Checking emath v0.31.1
[INFO] [stderr]     Checking tiny-skia-path v0.11.4
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking bitstream-io v2.6.0
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]     Checking x11rb-protocol v0.13.1
[INFO] [stderr]     Checking imgref v1.11.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking ecolor v0.31.1
[INFO] [stderr]     Checking loop9 v0.1.5
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking immutable-chunkmap v2.0.6
[INFO] [stderr]     Checking avif-serialize v0.8.6
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]     Checking tiny-skia v0.11.4
[INFO] [stderr]    Compiling winit v0.30.10
[INFO] [stderr]     Checking byteorder-lite v0.1.0
[INFO] [stderr]     Checking av1-grain v0.2.4
[INFO] [stderr]     Checking rgb v0.8.52
[INFO] [stderr]     Checking zune-core v0.4.12
[INFO] [stderr]     Checking epaint_default_fonts v0.31.1
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking exr v1.73.0
[INFO] [stderr]     Checking owned_ttf_parser v0.25.0
[INFO] [stderr]     Checking image-webp v0.2.3
[INFO] [stderr]     Checking gif v0.13.2
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking zune-jpeg v0.4.20
[INFO] [stderr]     Checking ab_glyph v0.2.29
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking accesskit_consumer v0.26.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.6.1
[INFO] [stderr]     Checking epaint v0.31.1
[INFO] [stderr]    Compiling glutin_egl_sys v0.7.1
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking xkbcommon-dl v0.4.2
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling glutin v0.32.3
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]    Compiling mime_guess2 v2.3.1
[INFO] [stderr]    Compiling glutin-winit v0.5.0
[INFO] [stderr]    Compiling zvariant_derive v4.2.0
[INFO] [stderr]    Compiling zbus_macros v4.4.0
[INFO] [stderr]     Checking egui v0.31.1
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]     Checking webbrowser v1.0.4
[INFO] [stderr]     Checking unescaper v0.1.6
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking enum-map v2.7.3
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking jiff v0.2.13
[INFO] [stderr]    Compiling int-enum v1.2.0
[INFO] [stderr]     Checking zvariant v4.2.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking polling v3.7.4
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking async-io v2.4.0
[INFO] [stderr]     Checking calloop v0.13.0
[INFO] [stderr]     Checking wayland-client v0.31.10
[INFO] [stderr]     Checking wayland-csd-frame v0.3.0
[INFO] [stderr]     Checking serialport v4.7.2
[INFO] [stderr]     Checking wayland-protocols v0.32.8
[INFO] [stderr]     Checking calloop-wayland-source v0.3.0
[INFO] [stderr]     Checking wayland-cursor v0.31.10
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking egui_glow v0.31.1
[INFO] [stderr]     Checking zbus_names v3.0.0
[INFO] [stderr]     Checking ravif v0.11.20
[INFO] [stderr]     Checking zbus_xml v4.0.0
[INFO] [stderr]     Checking zbus v4.4.0
[INFO] [stderr]     Checking image v0.25.6
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking zbus-lockstep v0.4.4
[INFO] [stderr]    Compiling zbus-lockstep-macros v0.4.4
[INFO] [stderr]     Checking egui_extras v0.31.1
[INFO] [stderr]     Checking wayland-protocols-wlr v0.3.8
[INFO] [stderr]     Checking wayland-protocols-plasma v0.3.8
[INFO] [stderr]     Checking smithay-client-toolkit v0.19.2
[INFO] [stderr]     Checking x11rb v0.13.1
[INFO] [stderr]     Checking atspi-common v0.6.0
[INFO] [stderr]     Checking sctk-adwaita v0.10.1
[INFO] [stderr]     Checking smithay-clipboard v0.7.2
[INFO] [stderr]     Checking arboard v3.5.0
[INFO] [stderr]     Checking atspi-proxies v0.6.0
[INFO] [stderr]     Checking accesskit_atspi_common v0.10.1
[INFO] [stderr]     Checking atspi-connection v0.6.0
[INFO] [stderr]     Checking atspi v0.22.0
[INFO] [stderr]     Checking accesskit_unix v0.13.1
[INFO] [stderr]     Checking accesskit_winit v0.23.1
[INFO] [stderr]     Checking egui-winit v0.31.1
[INFO] [stderr]     Checking eframe v0.31.1
[INFO] [stderr]     Checking rs-meter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `port` is never read
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct MyApp {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 43 |     port: Option<Box<dyn SerialPort + 'static>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `setup_port` is never used
[INFO] [stdout]   --> src/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn setup_port(path: &str) -> Result<Box<dyn SerialPort + 'static>, serialport::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_port` is never used
[INFO] [stdout]   --> src/main.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn read_port(mut port: Box<dyn SerialPort + 'static>) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_bit_at` is never used
[INFO] [stdout]  --> src/meter.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) fn get_bit_at(input: u8, n: u8) -> bool {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Mode` is never used
[INFO] [stdout]   --> src/meter.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) enum Mode {
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SevenSegment` is never constructed
[INFO] [stdout]   --> src/meter.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub(crate) struct SevenSegment {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/meter.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl SevenSegment {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] 39 |     pub fn to_string(self) -> char {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeterState` is never constructed
[INFO] [stdout]   --> src/meter.rs:70:19
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub(crate) struct MeterState {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/meter.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl MeterState {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 77 |     pub fn new(data: [u8; 8]) -> Result<Self, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `port` is never read
[INFO] [stdout]   --> src/main.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct MyApp {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 43 |     port: Option<Box<dyn SerialPort + 'static>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `setup_port` is never used
[INFO] [stdout]   --> src/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn setup_port(path: &str) -> Result<Box<dyn SerialPort + 'static>, serialport::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_port` is never used
[INFO] [stdout]   --> src/main.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn read_port(mut port: Box<dyn SerialPort + 'static>) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_bit_at` is never used
[INFO] [stdout]  --> src/meter.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) fn get_bit_at(input: u8, n: u8) -> bool {
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Mode` is never used
[INFO] [stdout]   --> src/meter.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) enum Mode {
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SevenSegment` is never constructed
[INFO] [stdout]   --> src/meter.rs:34:19
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub(crate) struct SevenSegment {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/meter.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl SevenSegment {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] 39 |     pub fn to_string(self) -> char {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MeterState` is never constructed
[INFO] [stdout]   --> src/meter.rs:70:19
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub(crate) struct MeterState {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/meter.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 76 | impl MeterState {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 77 |     pub fn new(data: [u8; 8]) -> Result<Self, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "9a58eeee1b0cc56d7f94b8d5f7d5a651d1af01f45b838cee0f4a4f924740bdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a58eeee1b0cc56d7f94b8d5f7d5a651d1af01f45b838cee0f4a4f924740bdfc", kill_on_drop: false }`
[INFO] [stdout] 9a58eeee1b0cc56d7f94b8d5f7d5a651d1af01f45b838cee0f4a4f924740bdfc
