[INFO] cloning repository https://github.com/ds797/muse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ds797/muse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fds797%2Fmuse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fds797%2Fmuse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1754f765b30100d1aa701c65e95f30a2c6a2044
[INFO] testing ds797/muse against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fds797%2Fmuse" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ds797/muse
[INFO] finished tweaking git repo https://github.com/ds797/muse
[INFO] tweaked toml for git repo https://github.com/ds797/muse written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ds797/muse on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ds797/muse 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" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "e917c08a6464ff6f9a40dc0f5b96e48fa3184406fe994d2c34580f5cebc6431f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e917c08a6464ff6f9a40dc0f5b96e48fa3184406fe994d2c34580f5cebc6431f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "c88acfce86eedbdd518d623e2f5393ef8524225f827a107f25a734c2b65134a0", kill_on_drop: false }`
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[INFO] [stderr]    Compiling notify-rust v4.10.0
[INFO] [stderr]    Compiling muse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[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: `BufReader` and `Error`
[INFO] [stdout]  --> src/main.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{ self, Write, BufRead, BufReader, Error };
[INFO] [stdout]   |                                      ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Decoder`, `OutputStream`, and `Sink`
[INFO] [stdout]  --> src/main.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rodio::{ Decoder, OutputStream, Sink };
[INFO] [stdout]   |              ^^^^^^^  ^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `notify_rust::Notification`
[INFO] [stdout]   --> src/daemon.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use notify_rust::Notification;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Decoder`
[INFO] [stdout]   --> src/daemon.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rodio::{ Decoder, OutputStream, Sink };
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::media::stop`
[INFO] [stdout]   --> src/daemon.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::media::stop;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write` and `self`
[INFO] [stdout]  --> src/media.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{ self, Write, BufRead, BufReader, Error, ErrorKind };
[INFO] [stdout]   |                ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OutputStream`
[INFO] [stdout]  --> src/media.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rodio::{ Decoder, OutputStream, Sink };
[INFO] [stdout]   |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `error`
[INFO] [stdout]   --> src/main.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | macro_rules! error {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/media.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{ self, Write, BufRead, BufReader, Error, ErrorKind };
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> src/main.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{ AsyncBufReadExt, AsyncWriteExt };
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/main.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{ self, Write, BufRead, BufReader, Error };
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncBufReadExt`
[INFO] [stdout]  --> src/main.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{ AsyncBufReadExt, AsyncWriteExt };
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/daemon.rs:46:15
[INFO] [stdout]    |
[INFO] [stdout] 46 |             if let Err(err) = std::env::set_current_dir(&cwd) {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/daemon.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 |         if let Err(e) = fs::set_permissions(socket, permissions) {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `song`
[INFO] [stdout]    --> src/daemon.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   if let Some(song) = parts.get(1) {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_song`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prompt` is never used
[INFO] [stdout]   --> src/main.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | async fn prompt(prompt: &str) -> String {
[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 `stop` is never used
[INFO] [stdout]   --> src/media.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn stop(sink: &Sink) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:117:6
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     stream.read_to_string(&mut response);
[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] 117 |                     let _ = stream.read_to_string(&mut response);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   file.write_all(b"playing");
[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] 124 |                                 let _ = file.write_all(b"playing");
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...                   file.write_all(b"pausing");
[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] 128 |                                 let _ = file.write_all(b"pausing");
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:133:10
[INFO] [stdout]     |
[INFO] [stdout] 133 | ...                   file.write_all(format!("enqueueing: {}", response).as_bytes());
[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] 133 |                                     let _ = file.write_all(format!("enqueueing: {}", response).as_bytes());
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:136:10
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   file.write_all(b"no song provided");
[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] 136 |                                     let _ = file.write_all(b"no song provided");
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   file.write_all(format!("unknown command: {}", response).as_bytes());
[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] 140 |                                 let _ = file.write_all(format!("unknown command: {}", response).as_bytes());
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:144:7
[INFO] [stdout]     |
[INFO] [stdout] 144 |                         file.write_all(b"no command provided");
[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] 144 |                         let _ = file.write_all(b"no command provided");
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "c88acfce86eedbdd518d623e2f5393ef8524225f827a107f25a734c2b65134a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c88acfce86eedbdd518d623e2f5393ef8524225f827a107f25a734c2b65134a0", kill_on_drop: false }`
[INFO] [stdout] c88acfce86eedbdd518d623e2f5393ef8524225f827a107f25a734c2b65134a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4ab080921fd6707a37c2892ae66e59c5a396845f2fc4794cdf788c51ed76452
[INFO] running `Command { std: "docker" "start" "-a" "b4ab080921fd6707a37c2892ae66e59c5a396845f2fc4794cdf788c51ed76452", kill_on_drop: false }`
[INFO] [stderr]    Compiling muse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[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: `BufReader` and `Error`
[INFO] [stdout]  --> src/main.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{ self, Write, BufRead, BufReader, Error };
[INFO] [stdout]   |                                      ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Decoder`, `OutputStream`, and `Sink`
[INFO] [stdout]  --> src/main.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rodio::{ Decoder, OutputStream, Sink };
[INFO] [stdout]   |              ^^^^^^^  ^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `notify_rust::Notification`
[INFO] [stdout]   --> src/daemon.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use notify_rust::Notification;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Decoder`
[INFO] [stdout]   --> src/daemon.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rodio::{ Decoder, OutputStream, Sink };
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::media::stop`
[INFO] [stdout]   --> src/daemon.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::media::stop;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write` and `self`
[INFO] [stdout]  --> src/media.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{ self, Write, BufRead, BufReader, Error, ErrorKind };
[INFO] [stdout]   |                ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OutputStream`
[INFO] [stdout]  --> src/media.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rodio::{ Decoder, OutputStream, Sink };
[INFO] [stdout]   |                       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `error`
[INFO] [stdout]   --> src/main.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | macro_rules! error {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/media.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{ self, Write, BufRead, BufReader, Error, ErrorKind };
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> src/main.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{ AsyncBufReadExt, AsyncWriteExt };
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/main.rs:3:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{ self, Write, BufRead, BufReader, Error };
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncBufReadExt`
[INFO] [stdout]  --> src/main.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::io::{ AsyncBufReadExt, AsyncWriteExt };
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/daemon.rs:46:15
[INFO] [stdout]    |
[INFO] [stdout] 46 |             if let Err(err) = std::env::set_current_dir(&cwd) {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/daemon.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 |         if let Err(e) = fs::set_permissions(socket, permissions) {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `song`
[INFO] [stdout]    --> src/daemon.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 | ...                   if let Some(song) = parts.get(1) {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_song`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `prompt` is never used
[INFO] [stdout]   --> src/main.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 | async fn prompt(prompt: &str) -> String {
[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 `stop` is never used
[INFO] [stdout]   --> src/media.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn stop(sink: &Sink) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:117:6
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     stream.read_to_string(&mut response);
[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] 117 |                     let _ = stream.read_to_string(&mut response);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 | ...                   file.write_all(b"playing");
[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] 124 |                                 let _ = file.write_all(b"playing");
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...                   file.write_all(b"pausing");
[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] 128 |                                 let _ = file.write_all(b"pausing");
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:133:10
[INFO] [stdout]     |
[INFO] [stdout] 133 | ...                   file.write_all(format!("enqueueing: {}", response).as_bytes());
[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] 133 |                                     let _ = file.write_all(format!("enqueueing: {}", response).as_bytes());
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:136:10
[INFO] [stdout]     |
[INFO] [stdout] 136 | ...                   file.write_all(b"no song provided");
[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] 136 |                                     let _ = file.write_all(b"no song provided");
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   file.write_all(format!("unknown command: {}", response).as_bytes());
[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] 140 |                                 let _ = file.write_all(format!("unknown command: {}", response).as_bytes());
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/daemon.rs:144:7
[INFO] [stdout]     |
[INFO] [stdout] 144 |                         file.write_all(b"no command provided");
[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] 144 |                         let _ = file.write_all(b"no command provided");
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "b4ab080921fd6707a37c2892ae66e59c5a396845f2fc4794cdf788c51ed76452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ab080921fd6707a37c2892ae66e59c5a396845f2fc4794cdf788c51ed76452", kill_on_drop: false }`
[INFO] [stdout] b4ab080921fd6707a37c2892ae66e59c5a396845f2fc4794cdf788c51ed76452
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f815673b50ea60c5d66d3b026706f8d1563e33fbdbfefe47094a414f0d27334
[INFO] running `Command { std: "docker" "start" "-a" "4f815673b50ea60c5d66d3b026706f8d1563e33fbdbfefe47094a414f0d27334", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufReader` and `Error`
[INFO] [stderr]  --> src/main.rs:3:38
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{ self, Write, BufRead, BufReader, Error };
[INFO] [stderr]   |                                      ^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Decoder`, `OutputStream`, and `Sink`
[INFO] [stderr]  --> src/main.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | use rodio::{ Decoder, OutputStream, Sink };
[INFO] [stderr]   |              ^^^^^^^  ^^^^^^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `notify_rust::Notification`
[INFO] [stderr]   --> src/daemon.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use notify_rust::Notification;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Decoder`
[INFO] [stderr]   --> src/daemon.rs:12:14
[INFO] [stderr]    |
[INFO] [stderr] 12 | use rodio::{ Decoder, OutputStream, Sink };
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::media::stop`
[INFO] [stderr]   --> src/daemon.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use crate::media::stop;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write` and `self`
[INFO] [stderr]  --> src/media.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{ self, Write, BufRead, BufReader, Error, ErrorKind };
[INFO] [stderr]   |                ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `OutputStream`
[INFO] [stderr]  --> src/media.rs:3:23
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rodio::{ Decoder, OutputStream, Sink };
[INFO] [stderr]   |                       ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `error`
[INFO] [stderr]   --> src/main.rs:13:14
[INFO] [stderr]    |
[INFO] [stderr] 13 | macro_rules! error {
[INFO] [stderr]    |              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/media.rs:2:29
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{ self, Write, BufRead, BufReader, Error, ErrorKind };
[INFO] [stderr]   |                             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AsyncWriteExt`
[INFO] [stderr]  --> src/main.rs:4:35
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tokio::io::{ AsyncBufReadExt, AsyncWriteExt };
[INFO] [stderr]   |                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/main.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{ self, Write, BufRead, BufReader, Error };
[INFO] [stderr]   |                             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AsyncBufReadExt`
[INFO] [stderr]  --> src/main.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tokio::io::{ AsyncBufReadExt, AsyncWriteExt };
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/daemon.rs:46:15
[INFO] [stderr]    |
[INFO] [stderr] 46 |             if let Err(err) = std::env::set_current_dir(&cwd) {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/daemon.rs:91:14
[INFO] [stderr]    |
[INFO] [stderr] 91 |         if let Err(e) = fs::set_permissions(socket, permissions) {
[INFO] [stderr]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `song`
[INFO] [stderr]    --> src/daemon.rs:132:21
[INFO] [stderr]     |
[INFO] [stderr] 132 | ...                   if let Some(song) = parts.get(1) {
[INFO] [stderr]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_song`
[INFO] [stderr] 
[INFO] [stderr] warning: function `prompt` is never used
[INFO] [stderr]   --> src/main.rs:22:10
[INFO] [stderr]    |
[INFO] [stderr] 22 | async fn prompt(prompt: &str) -> String {
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `stop` is never used
[INFO] [stderr]   --> src/media.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn stop(sink: &Sink) {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/daemon.rs:117:6
[INFO] [stderr]     |
[INFO] [stderr] 117 |                     stream.read_to_string(&mut response);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 117 |                     let _ = stream.read_to_string(&mut response);
[INFO] [stderr]     |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/daemon.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 | ...                   file.write_all(b"playing");
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 124 |                                 let _ = file.write_all(b"playing");
[INFO] [stderr]     |                                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/daemon.rs:128:9
[INFO] [stderr]     |
[INFO] [stderr] 128 | ...                   file.write_all(b"pausing");
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 128 |                                 let _ = file.write_all(b"pausing");
[INFO] [stderr]     |                                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/daemon.rs:133:10
[INFO] [stderr]     |
[INFO] [stderr] 133 | ...                   file.write_all(format!("enqueueing: {}", response).as_bytes());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 133 |                                     let _ = file.write_all(format!("enqueueing: {}", response).as_bytes());
[INFO] [stderr]     |                                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/daemon.rs:136:10
[INFO] [stderr]     |
[INFO] [stderr] 136 | ...                   file.write_all(b"no song provided");
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 136 |                                     let _ = file.write_all(b"no song provided");
[INFO] [stderr]     |                                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/daemon.rs:140:9
[INFO] [stderr]     |
[INFO] [stderr] 140 | ...                   file.write_all(format!("unknown command: {}", response).as_bytes());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 140 |                                 let _ = file.write_all(format!("unknown command: {}", response).as_bytes());
[INFO] [stderr]     |                                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/daemon.rs:144:7
[INFO] [stderr]     |
[INFO] [stderr] 144 |                         file.write_all(b"no command provided");
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 144 |                         let _ = file.write_all(b"no command provided");
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `muse` (bin "muse" test) generated 25 warnings (run `cargo fix --bin "muse" -p muse --tests` to apply 11 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/muse-f1ed141017ba1096)
[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" "4f815673b50ea60c5d66d3b026706f8d1563e33fbdbfefe47094a414f0d27334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f815673b50ea60c5d66d3b026706f8d1563e33fbdbfefe47094a414f0d27334", kill_on_drop: false }`
[INFO] [stdout] 4f815673b50ea60c5d66d3b026706f8d1563e33fbdbfefe47094a414f0d27334
