[INFO] updating cached repository https://github.com/ShibbyContinuum/FfmpegMio
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 6d148b736975a8729cb54846301fd4fec93126a8
[INFO] checking ShibbyContinuum/FfmpegMio against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShibbyContinuum%2FFfmpegMio" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShibbyContinuum/FfmpegMio on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ShibbyContinuum/FfmpegMio
[INFO] finished tweaking git repo https://github.com/ShibbyContinuum/FfmpegMio
[INFO] tweaked toml for git repo https://github.com/ShibbyContinuum/FfmpegMio written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ShibbyContinuum/FfmpegMio already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4ae355dac5f1e5ce8a0e8bf7050d0a67b728d0baa729fcb72221889c34c37fe2
[INFO] running `"docker" "start" "-a" "4ae355dac5f1e5ce8a0e8bf7050d0a67b728d0baa729fcb72221889c34c37fe2"`
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking bytes v0.2.11
[INFO] [stderr]     Checking winapi v0.1.23
[INFO] [stderr]     Checking nix v0.3.10
[INFO] [stderr]     Checking mio v0.4.4
[INFO] [stderr]     Checking ffmpeg_mio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: comparison operators cannot be chained
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:32:34
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let node = Node {
[INFO] [stderr]    |                    ---- while parsing this struct
[INFO] [stderr] ...
[INFO] [stderr] 32 |             event_loop: EventLoop<FfmpegStream>
[INFO] [stderr]    |                                  ^            ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `::<...>` instead of `<...>` to specify type arguments
[INFO] [stderr]    = help: or use `(...)` if you meant to specify fn arguments
[INFO] [stderr] 
[INFO] [stderr] error: comparison operators cannot be chained
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:32:34
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let node = Node {
[INFO] [stderr]    |                    ---- while parsing this struct
[INFO] [stderr] ...
[INFO] [stderr] 32 |             event_loop: EventLoop<FfmpegStream>
[INFO] [stderr]    |                                  ^            ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: use `::<...>` instead of `<...>` to specify type arguments
[INFO] [stderr]    = help: or use `(...)` if you meant to specify fn arguments
[INFO] [stderr] 
[INFO] [stderr] error[E0260]: the name `mio` is defined multiple times
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate mio;
[INFO] [stderr]   | ----------------- previous import of the extern crate `mio` here
[INFO] [stderr] 2 | 
[INFO] [stderr] 3 | pub mod mio;
[INFO] [stderr]   | ^^^^^^^^^^^^ `mio` redefined here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `mio` must be defined only once in the type namespace of this module
[INFO] [stderr] help: you can use `as` to change the binding name of the import
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate mio as other_mio;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] error[E0449]: unnecessary visibility qualifier
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn new() -> FfmpegStream {
[INFO] [stderr]    |     ^^^ `pub` not permitted here because it's implied
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TcpStream`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 |             server: TcpStream::connect(addr),
[INFO] [stderr]    |                     ^^^^^^^^^ use of undeclared type or module `TcpStream`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Command`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:41:22
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let ffmpeg = Command::new("sh").arg("-c")
[INFO] [stderr]    |                      ^^^^^^^ use of undeclared type or module `Command`
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `new` is not a member of trait `Handler`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 | /     pub fn new() -> FfmpegStream {
[INFO] [stderr] 65 | |         let node = Node::new();
[INFO] [stderr] 66 | |         let stream = Stream::new();
[INFO] [stderr] 67 | |         let ffmpeg_stream = FfmpegStream {
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |         ffmpeg_stream
[INFO] [stderr] 72 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `Handler`
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `register_ffmpeg_server` is not a member of trait `Handler`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 | /     fn register_ffmpeg_server(&self) {
[INFO] [stderr] 75 | |         let register_event_loop = ffmpeg_server.register(&self.mio, FFMPEG_SERVER, EventSet::readable(), PollOpt::edge());
[INFO] [stderr] 76 | |         match register_event_loop {
[INFO] [stderr] 77 | |             Ok(success) => success,
[INFO] [stderr] 78 | |             Err(e) => println!("This should go to a log file: {}", e),
[INFO] [stderr] 79 | |         };
[INFO] [stderr] 80 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `Handler`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Stdin` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:13:11
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fd_0: Stdin,
[INFO] [stderr]    |           ^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::io::Stdin;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Stdout` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fd_1: Stdout,
[INFO] [stderr]    |           ^^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::io::Stdout;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Stderr` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fd_2: Stderr
[INFO] [stderr]    |           ^^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::io::Stderr;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `TcpStream` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Stream {
[INFO] [stderr]    | ----------------- similarly named struct `Stream` defined here
[INFO] [stderr] ...
[INFO] [stderr] 20 |     server: TcpStream,
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: a struct with a similar name exists
[INFO] [stderr]    |
[INFO] [stderr] 20 |     server: Stream,
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use mio::tcp::TcpStream;
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::net::TcpStream;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `ffmpeg_stream` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         ffmpeg_stream
[INFO] [stderr]    |         ^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `ffmpeg_server` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:75:35
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let register_event_loop = ffmpeg_server.register(&self.mio, FFMPEG_SERVER, EventSet::readable(), PollOpt::edge());
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `FFMPEG_SERVER` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:75:69
[INFO] [stderr]    |
[INFO] [stderr] 4  | const FFMPEG_STREAM: Token = mio::Token(0);
[INFO] [stderr]    | ------------------------------------------- similarly named constant `FFMPEG_STREAM` defined here
[INFO] [stderr] ...
[INFO] [stderr] 75 |         let register_event_loop = ffmpeg_server.register(&self.mio, FFMPEG_SERVER, EventSet::readable(), PollOpt::edge());
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^^^ help: a constant with a similar name exists: `FFMPEG_STREAM`
[INFO] [stderr] 
[INFO] [stderr] error[E0532]: expected tuple struct or tuple variant, found struct `FfmpegStream`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 6  | / struct FfmpegStream {
[INFO] [stderr] 7  | |     mio: Node,
[INFO] [stderr] 8  | |     stream: Stream
[INFO] [stderr] 9  | | }
[INFO] [stderr]    | |_- `FfmpegStream` defined here
[INFO] [stderr] ...
[INFO] [stderr] 85 |                   let FfmpegStream(ref mut server) = {
[INFO] [stderr]    |                       ^^^^^^^^^^^^ did you mean `FfmpegStream { /* fields */ }`?
[INFO] [stderr] 
[INFO] [stderr] error[E0063]: missing field `event_loop` in initializer of `mio::ffmpeg_mio::Node`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let node = Node {
[INFO] [stderr]    |                    ^^^^ missing `event_loop`
[INFO] [stderr] 
[INFO] [stderr] error[E0260]: the name `mio` is defined multiple times
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate mio;
[INFO] [stderr]   | ----------------- previous import of the extern crate `mio` here
[INFO] [stderr] 2 | 
[INFO] [stderr] 3 | pub mod mio;
[INFO] [stderr]   | ^^^^^^^^^^^^ `mio` redefined here
[INFO] [stderr]   |
[INFO] [stderr]   = note: `mio` must be defined only once in the type namespace of this module
[INFO] [stderr] help: you can use `as` to change the binding name of the import
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate mio as other_mio;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/mio/ffmpeg_mio.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 16 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0063, E0260, E0407, E0412, E0425, E0433, E0449, E0532.
[INFO] [stderr] For more information about an error, try `rustc --explain E0063`.
[INFO] [stderr] error[E0449]: unnecessary visibility qualifier
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn new() -> FfmpegStream {
[INFO] [stderr]    |     ^^^ `pub` not permitted here because it's implied
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `ffmpeg_mio`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `TcpStream`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:30:21
[INFO] [stderr]    |
[INFO] [stderr] 30 |             server: TcpStream::connect(addr),
[INFO] [stderr]    |                     ^^^^^^^^^ use of undeclared type or module `TcpStream`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Command`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:41:22
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let ffmpeg = Command::new("sh").arg("-c")
[INFO] [stderr]    |                      ^^^^^^^ use of undeclared type or module `Command`
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `new` is not a member of trait `Handler`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 | /     pub fn new() -> FfmpegStream {
[INFO] [stderr] 65 | |         let node = Node::new();
[INFO] [stderr] 66 | |         let stream = Stream::new();
[INFO] [stderr] 67 | |         let ffmpeg_stream = FfmpegStream {
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |         ffmpeg_stream
[INFO] [stderr] 72 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `Handler`
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `register_ffmpeg_server` is not a member of trait `Handler`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 | /     fn register_ffmpeg_server(&self) {
[INFO] [stderr] 75 | |         let register_event_loop = ffmpeg_server.register(&self.mio, FFMPEG_SERVER, EventSet::readable(), PollOpt::edge());
[INFO] [stderr] 76 | |         match register_event_loop {
[INFO] [stderr] 77 | |             Ok(success) => success,
[INFO] [stderr] 78 | |             Err(e) => println!("This should go to a log file: {}", e),
[INFO] [stderr] 79 | |         };
[INFO] [stderr] 80 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `Handler`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Stdin` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:13:11
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fd_0: Stdin,
[INFO] [stderr]    |           ^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::io::Stdin;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Stdout` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fd_1: Stdout,
[INFO] [stderr]    |           ^^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::io::Stdout;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Stderr` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fd_2: Stderr
[INFO] [stderr]    |           ^^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::io::Stderr;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `TcpStream` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Stream {
[INFO] [stderr]    | ----------------- similarly named struct `Stream` defined here
[INFO] [stderr] ...
[INFO] [stderr] 20 |     server: TcpStream,
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: a struct with a similar name exists
[INFO] [stderr]    |
[INFO] [stderr] 20 |     server: Stream,
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use mio::tcp::TcpStream;
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::net::TcpStream;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `ffmpeg_stream` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         ffmpeg_stream
[INFO] [stderr]    |         ^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `ffmpeg_server` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:75:35
[INFO] [stderr]    |
[INFO] [stderr] 75 |         let register_event_loop = ffmpeg_server.register(&self.mio, FFMPEG_SERVER, EventSet::readable(), PollOpt::edge());
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `FFMPEG_SERVER` in this scope
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:75:69
[INFO] [stderr]    |
[INFO] [stderr] 4  | const FFMPEG_STREAM: Token = mio::Token(0);
[INFO] [stderr]    | ------------------------------------------- similarly named constant `FFMPEG_STREAM` defined here
[INFO] [stderr] ...
[INFO] [stderr] 75 |         let register_event_loop = ffmpeg_server.register(&self.mio, FFMPEG_SERVER, EventSet::readable(), PollOpt::edge());
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^^^ help: a constant with a similar name exists: `FFMPEG_STREAM`
[INFO] [stderr] 
[INFO] [stderr] error[E0532]: expected tuple struct or tuple variant, found struct `FfmpegStream`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 6  | / struct FfmpegStream {
[INFO] [stderr] 7  | |     mio: Node,
[INFO] [stderr] 8  | |     stream: Stream
[INFO] [stderr] 9  | | }
[INFO] [stderr]    | |_- `FfmpegStream` defined here
[INFO] [stderr] ...
[INFO] [stderr] 85 |                   let FfmpegStream(ref mut server) = {
[INFO] [stderr]    |                       ^^^^^^^^^^^^ did you mean `FfmpegStream { /* fields */ }`?
[INFO] [stderr] 
[INFO] [stderr] error[E0063]: missing field `event_loop` in initializer of `mio::ffmpeg_mio::Node`
[INFO] [stderr]   --> src/mio/ffmpeg_mio.rs:28:20
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let node = Node {
[INFO] [stderr]    |                    ^^^^ missing `event_loop`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]  --> src/mio/ffmpeg_mio.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::Write;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 16 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0063, E0260, E0407, E0412, E0425, E0433, E0449, E0532.
[INFO] [stderr] For more information about an error, try `rustc --explain E0063`.
[INFO] [stderr] error: could not compile `ffmpeg_mio`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4ae355dac5f1e5ce8a0e8bf7050d0a67b728d0baa729fcb72221889c34c37fe2"`
[INFO] running `"docker" "rm" "-f" "4ae355dac5f1e5ce8a0e8bf7050d0a67b728d0baa729fcb72221889c34c37fe2"`
[INFO] [stdout] 4ae355dac5f1e5ce8a0e8bf7050d0a67b728d0baa729fcb72221889c34c37fe2
