[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] 1e9ebf1e57ab03b7e1dae7c0270db3630ef0d3c9
[INFO] checking sameer/eink-clock against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameer%2Feink-clock" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sameer/eink-clock on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/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-7/source/Cargo.toml
[INFO] crate git repo https://github.com/sameer/eink-clock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70ce152dac5af4314c46b549e40d8eb312ce57d3d17a10eae321a03afbf09ea8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "70ce152dac5af4314c46b549e40d8eb312ce57d3d17a10eae321a03afbf09ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70ce152dac5af4314c46b549e40d8eb312ce57d3d17a10eae321a03afbf09ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ce152dac5af4314c46b549e40d8eb312ce57d3d17a10eae321a03afbf09ea8", kill_on_drop: false }`
[INFO] [stdout] 70ce152dac5af4314c46b549e40d8eb312ce57d3d17a10eae321a03afbf09ea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 904c27fea12dfa28d107cd7f1f517921d722469c627a8f9279735cb3ffc4174c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "904c27fea12dfa28d107cd7f1f517921d722469c627a8f9279735cb3ffc4174c", kill_on_drop: false }`
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[INFO] [stderr]     Checking eink-clock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Gradient`, `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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CloudLayer`, `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`, `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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CloudLayer`, `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: `kindle`
[INFO] [stdout]    --> src/main.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 if let Some(kindle) = kindle_opt {
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_kindle`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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] 
[INFO] [stdout] warning: unused variable: `kindle`
[INFO] [stdout]    --> src/main.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 if let Some(kindle) = kindle_opt {
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_kindle`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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] 
[INFO] [stdout] warning: function is never used: `reset_kindle`
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `observation_type`
[INFO] [stdout]   --> src/weather.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     observation_type: Option<ObservationType>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AutomatedWithoutPrecipitationDiscriminator`
[INFO] [stdout]   --> src/weather.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     AutomatedWithoutPrecipitationDiscriminator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AutomatedWithPrecipitationDiscriminator`
[INFO] [stdout]   --> src/weather.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     AutomatedWithPrecipitationDiscriminator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DirectionalVector`
[INFO] [stdout]   --> src/weather.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct DirectionalVector {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Distance`
[INFO] [stdout]   --> src/weather.rs:61:10
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub enum Distance {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Direction`
[INFO] [stdout]   --> src/weather.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub enum Direction {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_from_str`
[INFO] [stdout]   --> src/weather.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn parse_from_str(raw: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reset_kindle`
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `observation_type`
[INFO] [stdout]   --> src/weather.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     observation_type: Option<ObservationType>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AutomatedWithoutPrecipitationDiscriminator`
[INFO] [stdout]   --> src/weather.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     AutomatedWithoutPrecipitationDiscriminator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AutomatedWithPrecipitationDiscriminator`
[INFO] [stdout]   --> src/weather.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     AutomatedWithPrecipitationDiscriminator,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DirectionalVector`
[INFO] [stdout]   --> src/weather.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct DirectionalVector {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Distance`
[INFO] [stdout]   --> src/weather.rs:61:10
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub enum Distance {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Direction`
[INFO] [stdout]   --> src/weather.rs:65:10
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub enum Direction {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_from_str`
[INFO] [stdout]   --> src/weather.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn parse_from_str(raw: &str) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 26s
[INFO] running `Command { std: "docker" "inspect" "904c27fea12dfa28d107cd7f1f517921d722469c627a8f9279735cb3ffc4174c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "904c27fea12dfa28d107cd7f1f517921d722469c627a8f9279735cb3ffc4174c", kill_on_drop: false }`
[INFO] [stdout] 904c27fea12dfa28d107cd7f1f517921d722469c627a8f9279735cb3ffc4174c