[INFO] cloning repository https://github.com/Duelsik/expose-heartrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Duelsik/expose-heartrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDuelsik%2Fexpose-heartrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDuelsik%2Fexpose-heartrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1e525676761aa30e7845d7b0a65f27cc95df24f
[INFO] testing Duelsik/expose-heartrate against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDuelsik%2Fexpose-heartrate" "/workspace/builds/worker-111/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-111/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Duelsik/expose-heartrate on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Duelsik/expose-heartrate
[INFO] finished tweaking git repo https://github.com/Duelsik/expose-heartrate
[INFO] tweaked toml for git repo https://github.com/Duelsik/expose-heartrate written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] crate git repo https://github.com/Duelsik/expose-heartrate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06ef9b70c9613567e06e573f27e55b97a89d76700cbf5e5dc1b85506620b76a6
[INFO] running `Command { std: "docker" "start" "-a" "06ef9b70c9613567e06e573f27e55b97a89d76700cbf5e5dc1b85506620b76a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06ef9b70c9613567e06e573f27e55b97a89d76700cbf5e5dc1b85506620b76a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ef9b70c9613567e06e573f27e55b97a89d76700cbf5e5dc1b85506620b76a6", kill_on_drop: false }`
[INFO] [stdout] 06ef9b70c9613567e06e573f27e55b97a89d76700cbf5e5dc1b85506620b76a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4475a8079d0779c12c682326ef5541a22f237532e9e41a512eadcb2e9864b65
[INFO] running `Command { std: "docker" "start" "-a" "c4475a8079d0779c12c682326ef5541a22f237532e9e41a512eadcb2e9864b65", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling autocfg v1.1.0
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[INFO] [stderr]    Compiling slab v0.4.5
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[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-task v0.3.21
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[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling openssl-probe v0.1.5
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[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling autocfg v0.1.8
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[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling libdbus-sys v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling dashmap v5.1.0
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling websocket-base v0.26.2
[INFO] [stderr]    Compiling websocket v0.26.3
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling dbus v0.9.5
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling dbus-tokio v0.7.5
[INFO] [stderr]    Compiling bluez-generated v0.2.1
[INFO] [stderr]    Compiling serde-xml-rs v0.5.1
[INFO] [stderr]    Compiling bluez-async v0.5.5
[INFO] [stderr]    Compiling btleplug v0.9.1
[INFO] [stderr]    Compiling arctic v0.0.1
[INFO] [stderr]    Compiling expose-heartrate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `futures::sink::Send`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures::sink::Send;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::runtime::Runtime`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::runtime::Runtime;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `websocket::ws`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use websocket::ws;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Message`
[INFO] [stdout]   --> src/main.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | use websocket::message::{Message, OwnedMessage};
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InvalidConnection`
[INFO] [stdout]   --> src/main.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 | use websocket::server::{InvalidConnection, NoTlsAcceptor, WsServer};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Future`, `Sink`, `future`
[INFO] [stdout]   --> src/main.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 | use futures::{future, Future, Sink, Stream};
[INFO] [stdout]    |               ^^^^^^  ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]   --> src/main.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 | use futures::{future, Future, Sink, Stream};
[INFO] [stdout]    |                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `battery_level`
[INFO] [stdout]   --> src/main.rs:27:36
[INFO] [stdout]    |
[INFO] [stdout] 27 |     async fn battery_update(&self, battery_level: u8) {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_battery_level`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 37s
[INFO] running `Command { std: "docker" "inspect" "c4475a8079d0779c12c682326ef5541a22f237532e9e41a512eadcb2e9864b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4475a8079d0779c12c682326ef5541a22f237532e9e41a512eadcb2e9864b65", kill_on_drop: false }`
[INFO] [stdout] c4475a8079d0779c12c682326ef5541a22f237532e9e41a512eadcb2e9864b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d18134e5b1ec4f7ea58128de64a1b4222c5414bbf255c35a9121ad088b813670
[INFO] running `Command { std: "docker" "start" "-a" "d18134e5b1ec4f7ea58128de64a1b4222c5414bbf255c35a9121ad088b813670", kill_on_drop: false }`
[INFO] [stderr]    Compiling expose-heartrate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `futures::sink::Send`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures::sink::Send;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::runtime::Runtime`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::runtime::Runtime;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `websocket::ws`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use websocket::ws;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Message`
[INFO] [stdout]   --> src/main.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 | use websocket::message::{Message, OwnedMessage};
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InvalidConnection`
[INFO] [stdout]   --> src/main.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 | use websocket::server::{InvalidConnection, NoTlsAcceptor, WsServer};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Future`, `Sink`, `future`
[INFO] [stdout]   --> src/main.rs:19:15
[INFO] [stdout]    |
[INFO] [stdout] 19 | use futures::{future, Future, Sink, Stream};
[INFO] [stdout]    |               ^^^^^^  ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]   --> src/main.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 | use futures::{future, Future, Sink, Stream};
[INFO] [stdout]    |                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `battery_level`
[INFO] [stdout]   --> src/main.rs:27:36
[INFO] [stdout]    |
[INFO] [stdout] 27 |     async fn battery_update(&self, battery_level: u8) {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_battery_level`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/expose_heartrate-a52d22e891b257eb)
[INFO] running `Command { std: "docker" "inspect" "d18134e5b1ec4f7ea58128de64a1b4222c5414bbf255c35a9121ad088b813670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d18134e5b1ec4f7ea58128de64a1b4222c5414bbf255c35a9121ad088b813670", kill_on_drop: false }`
[INFO] [stdout] d18134e5b1ec4f7ea58128de64a1b4222c5414bbf255c35a9121ad088b813670
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1551e1179ba6f692fd9558fe4ff8a151b58249cb12a277f600a1f95f83a9add7
[INFO] running `Command { std: "docker" "start" "-a" "1551e1179ba6f692fd9558fe4ff8a151b58249cb12a277f600a1f95f83a9add7", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `futures::sink::Send`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use futures::sink::Send;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Debug`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::fmt::Debug;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::runtime::Runtime`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use tokio::runtime::Runtime;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `websocket::ws`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use websocket::ws;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Message`
[INFO] [stderr]   --> src/main.rs:15:26
[INFO] [stderr]    |
[INFO] [stderr] 15 | use websocket::message::{Message, OwnedMessage};
[INFO] [stderr]    |                          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `InvalidConnection`
[INFO] [stderr]   --> src/main.rs:16:25
[INFO] [stderr]    |
[INFO] [stderr] 16 | use websocket::server::{InvalidConnection, NoTlsAcceptor, WsServer};
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Future`, `Sink`, `future`
[INFO] [stderr]   --> src/main.rs:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 | use futures::{future, Future, Sink, Stream};
[INFO] [stderr]    |               ^^^^^^  ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]   --> src/main.rs:19:37
[INFO] [stderr]    |
[INFO] [stderr] 19 | use futures::{future, Future, Sink, Stream};
[INFO] [stderr]    |                                     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery_level`
[INFO] [stderr]   --> src/main.rs:27:36
[INFO] [stderr]    |
[INFO] [stderr] 27 |     async fn battery_update(&self, battery_level: u8) {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_battery_level`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `expose-heartrate` (bin "expose-heartrate" test) generated 10 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/expose_heartrate-a52d22e891b257eb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1551e1179ba6f692fd9558fe4ff8a151b58249cb12a277f600a1f95f83a9add7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1551e1179ba6f692fd9558fe4ff8a151b58249cb12a277f600a1f95f83a9add7", kill_on_drop: false }`
[INFO] [stdout] 1551e1179ba6f692fd9558fe4ff8a151b58249cb12a277f600a1f95f83a9add7