[INFO] updating cached repository https://github.com/macleos/freshcast [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 81edda8f01e0c1da937958b9680b70e81f459c52 [INFO] checking macleos/freshcast against master#9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7 for pr-64564 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmacleos%2Ffreshcast" "work/builds/worker-3/source"` [INFO] [stderr] Cloning into 'work/builds/worker-3/source'... [INFO] [stderr] done. 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[INFO] validating manifest of git repo https://github.com/macleos/freshcast on toolchain 9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/macleos/freshcast [INFO] finished tweaking git repo https://github.com/macleos/freshcast [INFO] tweaked toml for git repo https://github.com/macleos/freshcast written to work/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/macleos/freshcast already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 055202238a89c8487637bd384f37eafb0a19955f0512348955096c46d73eb028 [INFO] running `"docker" "start" "-a" "055202238a89c8487637bd384f37eafb0a19955f0512348955096c46d73eb028"` [INFO] [stderr] Checking arc-swap v0.4.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking tokio-threadpool v0.1.15 [INFO] [stderr] Checking signal-hook-registry v1.1.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking signal-hook v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-process v0.2.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking freshcast v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::*` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fs::*; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Error` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::io::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::SeekFrom` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::SeekFrom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem::drop` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::mem::drop; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::*` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use std::net::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::*` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | use std::sync::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Instant` [INFO] [stderr] --> src/main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use std::time::Instant; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH` [INFO] [stderr] --> src/main.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 22 | use std::time::{SystemTime, UNIX_EPOCH}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::io` [INFO] [stderr] --> src/main.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use tokio::io; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::net::TcpListener` [INFO] [stderr] --> src/main.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use tokio::net::TcpListener; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::seq::*` [INFO] [stderr] --> src/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | use rand::seq::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::*` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | use rand::*; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::process` [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use std::process; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/server.rs:85:16 [INFO] [stderr] | [INFO] [stderr] 85 | if (line.len() > 0) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/streamable.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/streamable.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/streamable.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::SeekFrom` [INFO] [stderr] --> src/streamable.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::io::SeekFrom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem::drop` [INFO] [stderr] --> src/streamable.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::mem::drop; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::*` [INFO] [stderr] --> src/streamable.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use std::net::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::*` [INFO] [stderr] --> src/streamable.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | use std::sync::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/streamable.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Instant` [INFO] [stderr] --> src/streamable.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use std::time::Instant; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH` [INFO] [stderr] --> src/streamable.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 22 | use std::time::{SystemTime, UNIX_EPOCH}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::fs::File as AsyncFile` [INFO] [stderr] --> src/streamable.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use tokio::fs::File as AsyncFile; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::io::AsyncRead` [INFO] [stderr] --> src/streamable.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use tokio::io::AsyncRead; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::prelude::*` [INFO] [stderr] --> src/streamable.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use tokio::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/streamable.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::mpsc` [INFO] [stderr] --> src/main.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | use std::sync::mpsc; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::prelude` [INFO] [stderr] --> src/main.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use tokio::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter` [INFO] [stderr] --> src/streamable.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::iter::*; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/main.rs:580:21 [INFO] [stderr] | [INFO] [stderr] 580 | let c = parsed_stream.url.clone(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `read_slice` is assigned to, but never used [INFO] [stderr] --> src/main.rs:312:17 [INFO] [stderr] | [INFO] [stderr] 312 | let read_slice: &mut [u8]; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_read_slice` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `read_slice` is never read [INFO] [stderr] --> src/main.rs:325:17 [INFO] [stderr] | [INFO] [stderr] 325 | read_slice = &mut buffer[0..n]; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `read_slice` is never read [INFO] [stderr] --> src/main.rs:330:17 [INFO] [stderr] | [INFO] [stderr] 330 | read_slice = &mut stream_buffer[0..m]; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `source` [INFO] [stderr] --> src/main.rs:371:34 [INFO] [stderr] | [INFO] [stderr] 371 | if let Some((source, listeners)) = self.mountpoints.get(&path) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_source` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:374:36 [INFO] [stderr] | [INFO] [stderr] 374 | if let Err(e) = listeners.send(ListenerMessage::AddClient(stream)) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `listeners` [INFO] [stderr] --> src/main.rs:383:42 [INFO] [stderr] | [INFO] [stderr] 383 | if let Some((source, listeners)) = self.mountpoints.get(&path) { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_listeners` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:384:36 [INFO] [stderr] | [INFO] [stderr] 384 | if let Err(e) = source.send(SourceMessage::ChangeSource(stream)) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fallback_rx` [INFO] [stderr] --> src/main.rs:391:43 [INFO] [stderr] | [INFO] [stderr] 391 | let (fallback_tx, fallback_rx) = std::sync::mpsc::channel(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_fallback_rx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `total_length` [INFO] [stderr] --> src/server.rs:80:17 [INFO] [stderr] | [INFO] [stderr] 80 | let mut total_length = 0; [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_total_length` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `playlist` [INFO] [stderr] --> src/streamable.rs:153:37 [INFO] [stderr] | [INFO] [stderr] 153 | Streamable::Playlist(_, playlist) => Err(std::io::Error::new( [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_playlist` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `playlist` [INFO] [stderr] --> src/streamable.rs:163:37 [INFO] [stderr] | [INFO] [stderr] 163 | Streamable::Playlist(_, playlist) => Err(std::io::Error::new( [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_playlist` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `playlist` [INFO] [stderr] --> src/streamable.rs:179:37 [INFO] [stderr] | [INFO] [stderr] 179 | Streamable::Playlist(_, playlist) => Err(std::io::Error::new( [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_playlist` [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::*` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fs::*; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Error` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::io::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::SeekFrom` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::io::SeekFrom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem::drop` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::mem::drop; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::*` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use std::net::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::*` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | use std::sync::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Instant` [INFO] [stderr] --> src/main.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use std::time::Instant; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH` [INFO] [stderr] --> src/main.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 22 | use std::time::{SystemTime, UNIX_EPOCH}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::io` [INFO] [stderr] --> src/main.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use tokio::io; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::net::TcpListener` [INFO] [stderr] --> src/main.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use tokio::net::TcpListener; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::seq::*` [INFO] [stderr] --> src/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | use rand::seq::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::*` [INFO] [stderr] --> src/main.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | use rand::*; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::process` [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | use std::process; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/server.rs:85:16 [INFO] [stderr] | [INFO] [stderr] 85 | if (line.len() > 0) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/streamable.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/streamable.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/streamable.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::SeekFrom` [INFO] [stderr] --> src/streamable.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::io::SeekFrom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem::drop` [INFO] [stderr] --> src/streamable.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::mem::drop; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::*` [INFO] [stderr] --> src/streamable.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use std::net::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::*` [INFO] [stderr] --> src/streamable.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | use std::sync::*; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/streamable.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Instant` [INFO] [stderr] --> src/streamable.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use std::time::Instant; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH` [INFO] [stderr] --> src/streamable.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 22 | use std::time::{SystemTime, UNIX_EPOCH}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::fs::File as AsyncFile` [INFO] [stderr] --> src/streamable.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | use tokio::fs::File as AsyncFile; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::io::AsyncRead` [INFO] [stderr] --> src/streamable.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use tokio::io::AsyncRead; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::prelude::*` [INFO] [stderr] --> src/streamable.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use tokio::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/streamable.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::mpsc` [INFO] [stderr] --> src/main.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | use std::sync::mpsc; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let mut unwrapped_stream = stream; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:80:13 [INFO] [stderr] | [INFO] [stderr] 80 | let mut total_length = 0; [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/streamable.rs:64:9 [INFO] [stderr] | [INFO] [stderr] 64 | let mut output = process::Command::new("ffmpeg") [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `callbacks` [INFO] [stderr] --> src/server.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | callbacks: HashMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `write` [INFO] [stderr] --> src/streamable.rs:149:5 [INFO] [stderr] | [INFO] [stderr] 149 | pub fn write(&mut self, buffer: &mut [u8]) -> Result<(), Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `uwrite` [INFO] [stderr] --> src/streamable.rs:159:5 [INFO] [stderr] | [INFO] [stderr] 159 | pub fn uwrite(&mut self, buffer: &mut [u8]) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run_stream` [INFO] [stderr] --> src/main.rs:291:5 [INFO] [stderr] | [INFO] [stderr] 291 | fn run_stream(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(duration_as_u128)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/streamable.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(slice_patterns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/streamable.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(slice_patterns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/streamable.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(duration_as_u128)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/streamable.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(duration_as_u128)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/streamable.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(type_ascription)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/streamable.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(type_ascription)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/streamable.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(async_await)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/streamable.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(async_await)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:613:25 [INFO] [stderr] | [INFO] [stderr] 613 | parsed_stream.rest.write(b"HTTP/1.1 403 FORBIDDEN\r\n\r\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | buffered_stream.read_line(&mut line); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::prelude` [INFO] [stderr] --> src/main.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use tokio::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter` [INFO] [stderr] --> src/streamable.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::iter::*; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/main.rs:580:21 [INFO] [stderr] | [INFO] [stderr] 580 | let c = parsed_stream.url.clone(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `read_slice` is assigned to, but never used [INFO] [stderr] --> src/main.rs:312:17 [INFO] [stderr] | [INFO] [stderr] 312 | let read_slice: &mut [u8]; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_read_slice` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `read_slice` is never read [INFO] [stderr] --> src/main.rs:325:17 [INFO] [stderr] | [INFO] [stderr] 325 | read_slice = &mut buffer[0..n]; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `read_slice` is never read [INFO] [stderr] --> src/main.rs:330:17 [INFO] [stderr] | [INFO] [stderr] 330 | read_slice = &mut stream_buffer[0..m]; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `source` [INFO] [stderr] --> src/main.rs:371:34 [INFO] [stderr] | [INFO] [stderr] 371 | if let Some((source, listeners)) = self.mountpoints.get(&path) { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_source` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:374:36 [INFO] [stderr] | [INFO] [stderr] 374 | if let Err(e) = listeners.send(ListenerMessage::AddClient(stream)) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `listeners` [INFO] [stderr] --> src/main.rs:383:42 [INFO] [stderr] | [INFO] [stderr] 383 | if let Some((source, listeners)) = self.mountpoints.get(&path) { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_listeners` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:384:36 [INFO] [stderr] | [INFO] [stderr] 384 | if let Err(e) = source.send(SourceMessage::ChangeSource(stream)) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `fallback_rx` [INFO] [stderr] --> src/main.rs:391:43 [INFO] [stderr] | [INFO] [stderr] 391 | let (fallback_tx, fallback_rx) = std::sync::mpsc::channel(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_fallback_rx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `total_length` [INFO] [stderr] --> src/server.rs:80:17 [INFO] [stderr] | [INFO] [stderr] 80 | let mut total_length = 0; [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_total_length` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `playlist` [INFO] [stderr] --> src/streamable.rs:153:37 [INFO] [stderr] | [INFO] [stderr] 153 | Streamable::Playlist(_, playlist) => Err(std::io::Error::new( [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_playlist` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `playlist` [INFO] [stderr] --> src/streamable.rs:163:37 [INFO] [stderr] | [INFO] [stderr] 163 | Streamable::Playlist(_, playlist) => Err(std::io::Error::new( [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_playlist` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `playlist` [INFO] [stderr] --> src/streamable.rs:179:37 [INFO] [stderr] | [INFO] [stderr] 179 | Streamable::Playlist(_, playlist) => Err(std::io::Error::new( [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_playlist` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let mut unwrapped_stream = stream; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:80:13 [INFO] [stderr] | [INFO] [stderr] 80 | let mut total_length = 0; [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/streamable.rs:64:9 [INFO] [stderr] | [INFO] [stderr] 64 | let mut output = process::Command::new("ffmpeg") [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `callbacks` [INFO] [stderr] --> src/server.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | callbacks: HashMap, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `write` [INFO] [stderr] --> src/streamable.rs:149:5 [INFO] [stderr] | [INFO] [stderr] 149 | pub fn write(&mut self, buffer: &mut [u8]) -> Result<(), Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `uwrite` [INFO] [stderr] --> src/streamable.rs:159:5 [INFO] [stderr] | [INFO] [stderr] 159 | pub fn uwrite(&mut self, buffer: &mut [u8]) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `run_stream` [INFO] [stderr] --> src/main.rs:291:5 [INFO] [stderr] | [INFO] [stderr] 291 | fn run_stream(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(duration_as_u128)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/streamable.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(slice_patterns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/streamable.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(slice_patterns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/streamable.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(duration_as_u128)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/streamable.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(duration_as_u128)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/streamable.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(type_ascription)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/streamable.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(type_ascription)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused attribute [INFO] [stderr] --> src/streamable.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(async_await)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/streamable.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(async_await)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:613:25 [INFO] [stderr] | [INFO] [stderr] 613 | parsed_stream.rest.write(b"HTTP/1.1 403 FORBIDDEN\r\n\r\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/server.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | buffered_stream.read_line(&mut line); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.63s [INFO] running `"docker" "inspect" "055202238a89c8487637bd384f37eafb0a19955f0512348955096c46d73eb028"` [INFO] running `"docker" "rm" "-f" "055202238a89c8487637bd384f37eafb0a19955f0512348955096c46d73eb028"` [INFO] [stdout] 055202238a89c8487637bd384f37eafb0a19955f0512348955096c46d73eb028