[INFO] cloning repository https://github.com/lukeasrodgers/rust-nc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukeasrodgers/rust-nc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukeasrodgers%2Frust-nc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukeasrodgers%2Frust-nc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9712f3ec52df8f7cb65253b0b5939fed56fb2485
[INFO] checking lukeasrodgers/rust-nc against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukeasrodgers%2Frust-nc" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukeasrodgers/rust-nc on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lukeasrodgers/rust-nc
[INFO] finished tweaking git repo https://github.com/lukeasrodgers/rust-nc
[INFO] tweaked toml for git repo https://github.com/lukeasrodgers/rust-nc written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/lukeasrodgers/rust-nc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/mio`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/nix-rust`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/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[INFO] the lockfile is outdated, regenerating it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 `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/mio`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded miow v0.3.6
[INFO] [stderr]   Downloaded ntapi v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e79d6affba5a61761bcc898ed211a48b70676816b55e6f5ab18194be007bfba8
[INFO] running `Command { std: "docker" "start" "-a" "e79d6affba5a61761bcc898ed211a48b70676816b55e6f5ab18194be007bfba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e79d6affba5a61761bcc898ed211a48b70676816b55e6f5ab18194be007bfba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79d6affba5a61761bcc898ed211a48b70676816b55e6f5ab18194be007bfba8", kill_on_drop: false }`
[INFO] [stdout] e79d6affba5a61761bcc898ed211a48b70676816b55e6f5ab18194be007bfba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef3b2914735880e699e6bf2a34042705b04900c814c4f9fff8676ae045cecc49
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ef3b2914735880e699e6bf2a34042705b04900c814c4f9fff8676ae045cecc49", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking mio v0.8.0 (https://github.com/carllerche/mio#25e8f911)
[INFO] [stderr]     Checking rust-nc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `net` in `mio`
[INFO] [stdout]  --> src/listener.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use self::mio::net::tcp::*;
[INFO] [stdout]   |                ^^^ could not find `net` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]  --> src/listener.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::old_io;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `old_io` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::mio::buf`
[INFO] [stdout]  --> src/listener.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use self::mio::buf::{ByteBuf};
[INFO] [stdout]   |                ^^^ could not find `buf` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::net::lookup_host`
[INFO] [stdout]  --> src/connecter.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{SocketAddr,lookup_host,IpAddr};
[INFO] [stdout]   |                           ^^^^^^^^^^^ no `lookup_host` in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `net` in `mio`
[INFO] [stdout]  --> src/connecter.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use self::mio::net::tcp::*;
[INFO] [stdout]   |                ^^^ could not find `net` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]  --> src/connecter.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::old_io;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `old_io` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::mio::buf`
[INFO] [stdout]  --> src/connecter.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | use self::mio::buf::{ByteBuf};
[INFO] [stdout]   |                ^^^ could not find `buf` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::mio::net`
[INFO] [stdout]  --> src/connecter.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | use self::mio::net::*;
[INFO] [stdout]   |                ^^^ could not find `net` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `net` in `mio`
[INFO] [stdout]  --> src/listener.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use self::mio::net::tcp::*;
[INFO] [stdout]   |                ^^^ could not find `net` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]  --> src/listener.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::old_io;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `old_io` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::mio::buf`
[INFO] [stdout]  --> src/listener.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use self::mio::buf::{ByteBuf};
[INFO] [stdout]   |                ^^^ could not find `buf` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::net::lookup_host`
[INFO] [stdout]  --> src/connecter.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{SocketAddr,lookup_host,IpAddr};
[INFO] [stdout]   |                           ^^^^^^^^^^^ no `lookup_host` in `net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `net` in `mio`
[INFO] [stdout]  --> src/connecter.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use self::mio::net::tcp::*;
[INFO] [stdout]   |                ^^^ could not find `net` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::old_io`
[INFO] [stdout]  --> src/connecter.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::old_io;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `old_io` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::mio::buf`
[INFO] [stdout]  --> src/connecter.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | use self::mio::buf::{ByteBuf};
[INFO] [stdout]   |                ^^^ could not find `buf` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::mio::net`
[INFO] [stdout]  --> src/connecter.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | use self::mio::net::*;
[INFO] [stdout]   |                ^^^ could not find `net` in `mio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventLoop`
[INFO] [stdout]    --> src/listener.rs:118:26
[INFO] [stdout]     |
[INFO] [stdout] 118 |     let mut event_loop = EventLoop::new().unwrap();
[INFO] [stdout]     |                          ^^^^^^^^^ use of undeclared type `EventLoop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PollOpt`
[INFO] [stdout]    --> src/listener.rs:119:108
[INFO] [stdout]     |
[INFO] [stdout] 119 |     event_loop.register_opt(&listener, SERVER, Interest::readable() | Interest::hup() | Interest::error(), PollOpt::level()).unwrap();
[INFO] [stdout]     |                                                                                                            ^^^^^^^ use of undeclared type `PollOpt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventLoop`
[INFO] [stdout]    --> src/listener.rs:118:26
[INFO] [stdout]     |
[INFO] [stdout] 118 |     let mut event_loop = EventLoop::new().unwrap();
[INFO] [stdout]     |                          ^^^^^^^^^ use of undeclared type `EventLoop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PollOpt`
[INFO] [stdout]    --> src/listener.rs:119:108
[INFO] [stdout]     |
[INFO] [stdout] 119 |     event_loop.register_opt(&listener, SERVER, Interest::readable() | Interest::hup() | Interest::error(), PollOpt::level()).unwrap();
[INFO] [stdout]     |                                                                                                            ^^^^^^^ use of undeclared type `PollOpt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventLoop`
[INFO] [stdout]   --> src/connecter.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut event_loop = EventLoop::new().unwrap();
[INFO] [stdout]    |                          ^^^^^^^^^ use of undeclared type `EventLoop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PollOpt`
[INFO] [stdout]   --> src/connecter.rs:78:119
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...dable() | Interest::hup() | Interest::error(), PollOpt::level()).unwrap();
[INFO] [stdout]    |                                                   ^^^^^^^ use of undeclared type `PollOpt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NonBlock` in this scope
[INFO] [stdout]   --> src/listener.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |     conn: Option<NonBlock<TcpStream>>,
[INFO] [stdout]    |                  ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TcpStream` in this scope
[INFO] [stdout]   --> src/listener.rs:18:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |     conn: Option<NonBlock<TcpStream>>,
[INFO] [stdout]    |                           ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::net::TcpStream;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NonBlock` in this scope
[INFO] [stdout]   --> src/listener.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 |     sock: NonBlock<TcpListener>
[INFO] [stdout]    |           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TcpListener` in this scope
[INFO] [stdout]   --> src/listener.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 |     sock: NonBlock<TcpListener>
[INFO] [stdout]    |                    ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::net::TcpListener;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/listener.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn accept(&mut self, event_loop: &mut EventLoop<ServerHandler>) {
[INFO] [stdout]    |                                           ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Handler` in this scope
[INFO] [stdout]   --> src/listener.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Handler for ServerHandler {
[INFO] [stdout]    |      ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/listener.rs:49:45
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn readable(&mut self, event_loop: &mut EventLoop<ServerHandler>, token: Token, hint: ReadHint) {
[INFO] [stdout]    |                                             ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ReadHint` in this scope
[INFO] [stdout]   --> src/listener.rs:49:91
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn readable(&mut self, event_loop: &mut EventLoop<ServerHandler>, token: Token, hint: ReadHint) {
[INFO] [stdout]    |                                                                                           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/listener.rs:96:43
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn notify(&mut self, event_loop: &mut EventLoop<ServerHandler>, msg: String) {
[INFO] [stdout]    |                                           ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `v4` in this scope
[INFO] [stdout]    --> src/listener.rs:114:20
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let listener = v4().unwrap();
[INFO] [stdout]     |                    ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoopSender` in this scope
[INFO] [stdout]    --> src/listener.rs:134:29
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn readwrite_chan(channel: &EventLoopSender<String>) {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NonBlock` in this scope
[INFO] [stdout]   --> src/connecter.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     sock: NonBlock<TcpStream>
[INFO] [stdout]    |           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TcpStream` in this scope
[INFO] [stdout]   --> src/connecter.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |     sock: NonBlock<TcpStream>
[INFO] [stdout]    |                    ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::net::TcpStream;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Handler` in this scope
[INFO] [stdout]   --> src/connecter.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Handler for ClientHandler {
[INFO] [stdout]    |      ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/connecter.rs:25:45
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn readable(&mut self, event_loop: &mut EventLoop<ClientHandler>, token: Token, hint: ReadHint) {
[INFO] [stdout]    |                                             ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ReadHint` in this scope
[INFO] [stdout]   --> src/connecter.rs:25:91
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn readable(&mut self, event_loop: &mut EventLoop<ClientHandler>, token: Token, hint: ReadHint) {
[INFO] [stdout]    |                                                                                           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/connecter.rs:61:43
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn notify(&mut self, event_loop: &mut EventLoop<ClientHandler>, msg: String) {
[INFO] [stdout]    |                                           ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `v4` in this scope
[INFO] [stdout]   --> src/connecter.rs:69:27
[INFO] [stdout]    |
[INFO] [stdout] 69 |         IpAddr::V4(..) => v4(),
[INFO] [stdout]    |                           ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `v6` in this scope
[INFO] [stdout]   --> src/connecter.rs:70:27
[INFO] [stdout]    |
[INFO] [stdout] 70 |         IpAddr::V6(..) => v6()
[INFO] [stdout]    |                           ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoopSender` in this scope
[INFO] [stdout]   --> src/connecter.rs:91:29
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn readwrite_chan(channel: &EventLoopSender<String>) {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `EventLoop`
[INFO] [stdout]   --> src/connecter.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut event_loop = EventLoop::new().unwrap();
[INFO] [stdout]    |                          ^^^^^^^^^ use of undeclared type `EventLoop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PollOpt`
[INFO] [stdout]   --> src/connecter.rs:78:119
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...dable() | Interest::hup() | Interest::error(), PollOpt::level()).unwrap();
[INFO] [stdout]    |                                                   ^^^^^^^ use of undeclared type `PollOpt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NonBlock` in this scope
[INFO] [stdout]   --> src/listener.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |     conn: Option<NonBlock<TcpStream>>,
[INFO] [stdout]    |                  ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TcpStream` in this scope
[INFO] [stdout]   --> src/listener.rs:18:27
[INFO] [stdout]    |
[INFO] [stdout] 18 |     conn: Option<NonBlock<TcpStream>>,
[INFO] [stdout]    |                           ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::net::TcpStream;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NonBlock` in this scope
[INFO] [stdout]   --> src/listener.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 |     sock: NonBlock<TcpListener>
[INFO] [stdout]    |           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TcpListener` in this scope
[INFO] [stdout]   --> src/listener.rs:19:20
[INFO] [stdout]    |
[INFO] [stdout] 19 |     sock: NonBlock<TcpListener>
[INFO] [stdout]    |                    ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::net::TcpListener;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/listener.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn accept(&mut self, event_loop: &mut EventLoop<ServerHandler>) {
[INFO] [stdout]    |                                           ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Handler` in this scope
[INFO] [stdout]   --> src/listener.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Handler for ServerHandler {
[INFO] [stdout]    |      ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/listener.rs:49:45
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn readable(&mut self, event_loop: &mut EventLoop<ServerHandler>, token: Token, hint: ReadHint) {
[INFO] [stdout]    |                                             ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ReadHint` in this scope
[INFO] [stdout]   --> src/listener.rs:49:91
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn readable(&mut self, event_loop: &mut EventLoop<ServerHandler>, token: Token, hint: ReadHint) {
[INFO] [stdout]    |                                                                                           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/listener.rs:96:43
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn notify(&mut self, event_loop: &mut EventLoop<ServerHandler>, msg: String) {
[INFO] [stdout]    |                                           ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `v4` in this scope
[INFO] [stdout]    --> src/listener.rs:114:20
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let listener = v4().unwrap();
[INFO] [stdout]     |                    ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoopSender` in this scope
[INFO] [stdout]    --> src/listener.rs:134:29
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn readwrite_chan(channel: &EventLoopSender<String>) {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NonBlock` in this scope
[INFO] [stdout]   --> src/connecter.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     sock: NonBlock<TcpStream>
[INFO] [stdout]    |           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TcpStream` in this scope
[INFO] [stdout]   --> src/connecter.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |     sock: NonBlock<TcpStream>
[INFO] [stdout]    |                    ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::net::TcpStream;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Handler` in this scope
[INFO] [stdout]   --> src/connecter.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Handler for ClientHandler {
[INFO] [stdout]    |      ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/connecter.rs:25:45
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn readable(&mut self, event_loop: &mut EventLoop<ClientHandler>, token: Token, hint: ReadHint) {
[INFO] [stdout]    |                                             ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::os;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Options`
[INFO] [stdout]  --> src/listener.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use getopts::{Options,Matches};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ToSocketAddrs`
[INFO] [stdout]  --> src/listener.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::net::{SocketAddr,ToSocketAddrs};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Options`
[INFO] [stdout]  --> src/connecter.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use getopts::{Options,Matches};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]  --> src/connecter.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{SocketAddr,lookup_host,IpAddr};
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Options`
[INFO] [stdout]  --> src/util.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use getopts::{Options,Matches};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ReadHint` in this scope
[INFO] [stdout]   --> src/connecter.rs:25:91
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn readable(&mut self, event_loop: &mut EventLoop<ClientHandler>, token: Token, hint: ReadHint) {
[INFO] [stdout]    |                                                                                           ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoop` in this scope
[INFO] [stdout]   --> src/connecter.rs:61:43
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn notify(&mut self, event_loop: &mut EventLoop<ClientHandler>, msg: String) {
[INFO] [stdout]    |                                           ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `v4` in this scope
[INFO] [stdout]   --> src/connecter.rs:69:27
[INFO] [stdout]    |
[INFO] [stdout] 69 |         IpAddr::V4(..) => v4(),
[INFO] [stdout]    |                           ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `v6` in this scope
[INFO] [stdout]   --> src/connecter.rs:70:27
[INFO] [stdout]    |
[INFO] [stdout] 70 |         IpAddr::V6(..) => v6()
[INFO] [stdout]    |                           ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `EventLoopSender` in this scope
[INFO] [stdout]   --> src/connecter.rs:91:29
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn readwrite_chan(channel: &EventLoopSender<String>) {
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::os`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::os;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Options`
[INFO] [stdout]  --> src/listener.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use getopts::{Options,Matches};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ToSocketAddrs`
[INFO] [stdout]  --> src/listener.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::net::{SocketAddr,ToSocketAddrs};
[INFO] [stdout]   |                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Options`
[INFO] [stdout]  --> src/connecter.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use getopts::{Options,Matches};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SocketAddr`
[INFO] [stdout]  --> src/connecter.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::{SocketAddr,lookup_host,IpAddr};
[INFO] [stdout]   |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Options`
[INFO] [stdout]  --> src/util.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use getopts::{Options,Matches};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 32 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0425, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 32 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0425, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-nc`
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "ef3b2914735880e699e6bf2a34042705b04900c814c4f9fff8676ae045cecc49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3b2914735880e699e6bf2a34042705b04900c814c4f9fff8676ae045cecc49", kill_on_drop: false }`
[INFO] [stdout] ef3b2914735880e699e6bf2a34042705b04900c814c4f9fff8676ae045cecc49