[INFO] cloning repository https://github.com/sameer/eink-clock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sameer/eink-clock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameer%2Feink-clock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameer%2Feink-clock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2625422c0c2e8dc3a30948c4b3f91f608eaf3abe
[INFO] checking sameer/eink-clock against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameer%2Feink-clock" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/sameer/eink-clock
[INFO] finished tweaking git repo https://github.com/sameer/eink-clock
[INFO] tweaked toml for git repo https://github.com/sameer/eink-clock written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sameer/eink-clock on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sameer/eink-clock 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusb v0.8.1
[INFO] [stderr]   Downloaded system-deps v3.1.2
[INFO] [stderr]   Downloaded cairo-sys-rs v0.14.0
[INFO] [stderr]   Downloaded cfg-expr v0.7.4
[INFO] [stderr]   Downloaded cairo-rs v0.14.1
[INFO] [stderr]   Downloaded uom v0.31.1
[INFO] [stderr]   Downloaded byteordered v0.5.0
[INFO] [stderr]   Downloaded libusb1-sys v0.5.0
[INFO] [stderr]   Downloaded netlink-packet-core v0.2.4
[INFO] [stderr]   Downloaded ipnetwork v0.18.0
[INFO] [stderr]   Downloaded hyper v0.14.10
[INFO] [stderr]   Downloaded metar v0.5.0
[INFO] [stderr]   Downloaded netlink-sys v0.7.0
[INFO] [stderr]   Downloaded netlink-proto v0.7.0
[INFO] [stderr]   Downloaded rtnetlink v0.8.0
[INFO] [stderr]   Downloaded netlink-packet-utils v0.4.1
[INFO] [stderr]   Downloaded ssh2 v0.9.1
[INFO] [stderr]   Downloaded tokio v1.8.1
[INFO] [stderr]   Downloaded openssl-src v111.15.0+1.1.1k
[INFO] [stderr]   Downloaded netlink-packet-route v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6535fa6e8aa5aa5afac61c7cdd12e216f6d98e9f0da536769a04a2600ddde209
[INFO] running `Command { std: "docker" "start" "-a" "6535fa6e8aa5aa5afac61c7cdd12e216f6d98e9f0da536769a04a2600ddde209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6535fa6e8aa5aa5afac61c7cdd12e216f6d98e9f0da536769a04a2600ddde209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6535fa6e8aa5aa5afac61c7cdd12e216f6d98e9f0da536769a04a2600ddde209", kill_on_drop: false }`
[INFO] [stdout] 6535fa6e8aa5aa5afac61c7cdd12e216f6d98e9f0da536769a04a2600ddde209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e89947e8ac2f8341abea2e8d36836677fa6383865dc4d5ece7c3320dfe76b7ac
[INFO] running `Command { std: "docker" "start" "-a" "e89947e8ac2f8341abea2e8d36836677fa6383865dc4d5ece7c3320dfe76b7ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking futures-channel v0.3.15
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling openssl-src v111.15.0+1.1.1k
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling version-compare v0.0.11
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling libusb1-sys v0.5.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling cfg-expr v0.7.4
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling rusb v0.8.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking byteordered v0.5.0
[INFO] [stderr]     Checking ipnetwork v0.18.0
[INFO] [stderr]     Checking metar v0.5.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking uom v0.31.1
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking futures-util v0.3.15
[INFO] [stderr]     Checking netlink-packet-utils v0.4.1
[INFO] [stderr]     Checking netlink-packet-core v0.2.4
[INFO] [stderr]     Checking netlink-packet-route v0.7.1
[INFO] [stderr]    Compiling system-deps v3.1.2
[INFO] [stderr]    Compiling cairo-sys-rs v0.14.0
[INFO] [stderr]     Checking cairo-rs v0.14.1
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking netlink-sys v0.7.0
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking netlink-proto v0.7.0
[INFO] [stderr]     Checking rtnetlink v0.8.0
[INFO] [stderr]     Checking hyper v0.14.10
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking ssh2 v0.9.1
[INFO] [stderr]     Checking eink-clock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Gradient` and `LinearGradient`
[INFO] [stdout]  --> src/clock.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cairo::{Context, Gradient, LinearGradient, TextExtents};
[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 imports: `CloudLayer` and `CloudType`
[INFO] [stdout]  --> src/clock.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     CloudLayer, CloudType, Clouds, Data, Metar, SpeedUnit, WeatherCondition, WeatherIntensity,
[INFO] [stdout]   |     ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Gradient` and `LinearGradient`
[INFO] [stdout]  --> src/clock.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cairo::{Context, Gradient, LinearGradient, TextExtents};
[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 imports: `CloudLayer` and `CloudType`
[INFO] [stdout]  --> src/clock.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     CloudLayer, CloudType, Clouds, Data, Metar, SpeedUnit, WeatherCondition, WeatherIntensity,
[INFO] [stdout]   |     ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip`
[INFO] [stdout]   --> src/network.rs:71:37
[INFO] [stdout]    |
[INFO] [stdout] 71 | async fn link_down(handle: &Handle, ip: IpNetwork) -> Result<(), Error> {
[INFO] [stdout]    |                                     ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip`
[INFO] [stdout]   --> src/network.rs:71:37
[INFO] [stdout]    |
[INFO] [stdout] 71 | async fn link_down(handle: &Handle, ip: IpNetwork) -> Result<(), Error> {
[INFO] [stdout]    |                                     ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kindle`
[INFO] [stdout]    --> src/main.rs:141:29
[INFO] [stdout]     |
[INFO] [stdout] 141 |                 if let Some(kindle) = kindle_opt {
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_kindle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reset_kindle` is never used
[INFO] [stdout]   --> src/usb.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn reset_kindle(kindle: &Device<GlobalContext>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Remark` is never constructed
[INFO] [stdout]   --> src/weather.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Remark {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ObservationType` is never used
[INFO] [stdout]   --> src/weather.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub enum ObservationType {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DirectionalVector` is never constructed
[INFO] [stdout]   --> src/weather.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct DirectionalVector {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Distance` is never used
[INFO] [stdout]   --> src/weather.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub enum Distance {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Direction` is never used
[INFO] [stdout]   --> src/weather.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Direction {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse_from_str` is never used
[INFO] [stdout]   --> src/weather.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl Remark {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 57 |     pub fn parse_from_str(raw: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/clock.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ctx.fill();
[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] 13 |     let _ = ctx.fill();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/clock.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     ctx.show_text(&date);
[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] 32 |     let _ = ctx.show_text(&date);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/clock.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ctx.stroke();
[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] 33 |     let _ = ctx.stroke();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/clock.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     ctx.show_text(&time);
[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] 48 |     let _ = ctx.show_text(&time);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/clock.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     ctx.show_text(&concise_observation);
[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] 89 |     let _ = ctx.show_text(&concise_observation);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/clock.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |             ctx.fill();
[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] 104 |             let _ = ctx.fill();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/clock.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 ctx.show_text(&text);
[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] 135 |                 let _ = ctx.show_text(&text);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/clock.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 ctx.stroke();
[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] 152 |                 let _ = ctx.stroke();
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/clock.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     ctx.show_text(&weather_emojis);
[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] 204 |     let _ = ctx.show_text(&weather_emojis);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/clock.rs:225:5
[INFO] [stdout]     |
[INFO] [stdout] 225 |     ctx.show_text(&art_name);
[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] 225 |     let _ = ctx.show_text(&art_name);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kindle`
[INFO] [stdout]    --> src/main.rs:141:29
[INFO] [stdout]     |
[INFO] [stdout] 141 |                 if let Some(kindle) = kindle_opt {
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_kindle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reset_kindle` is never used
[INFO] [stdout]   --> src/usb.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn reset_kindle(kindle: &Device<GlobalContext>) -> Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Remark` is never constructed
[INFO] [stdout]   --> src/weather.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Remark {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ObservationType` is never used
[INFO] [stdout]   --> src/weather.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub enum ObservationType {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DirectionalVector` is never constructed
[INFO] [stdout]   --> src/weather.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct DirectionalVector {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Distance` is never used
[INFO] [stdout]   --> src/weather.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub enum Distance {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Direction` is never used
[INFO] [stdout]   --> src/weather.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Direction {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `parse_from_str` is never used
[INFO] [stdout]   --> src/weather.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl Remark {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 57 |     pub fn parse_from_str(raw: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/clock.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ctx.fill();
[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] 13 |     let _ = ctx.fill();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/clock.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     ctx.show_text(&date);
[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] 32 |     let _ = ctx.show_text(&date);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/clock.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ctx.stroke();
[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] 33 |     let _ = ctx.stroke();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/clock.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     ctx.show_text(&time);
[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] 48 |     let _ = ctx.show_text(&time);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/clock.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     ctx.show_text(&concise_observation);
[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] 89 |     let _ = ctx.show_text(&concise_observation);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/clock.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |             ctx.fill();
[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] 104 |             let _ = ctx.fill();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/clock.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 ctx.show_text(&text);
[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] 135 |                 let _ = ctx.show_text(&text);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/clock.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 ctx.stroke();
[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] 152 |                 let _ = ctx.stroke();
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/clock.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     ctx.show_text(&weather_emojis);
[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] 204 |     let _ = ctx.show_text(&weather_emojis);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/clock.rs:225:5
[INFO] [stdout]     |
[INFO] [stdout] 225 |     ctx.show_text(&art_name);
[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] 225 |     let _ = ctx.show_text(&art_name);
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "e89947e8ac2f8341abea2e8d36836677fa6383865dc4d5ece7c3320dfe76b7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e89947e8ac2f8341abea2e8d36836677fa6383865dc4d5ece7c3320dfe76b7ac", kill_on_drop: false }`
[INFO] [stdout] e89947e8ac2f8341abea2e8d36836677fa6383865dc4d5ece7c3320dfe76b7ac
