Dec 18 06:09:20.191 INFO checking Nordgedanken/IMAPServer-rs against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 06:09:20.191 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Nordgedanken/IMAPServer-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:09:20.684 INFO [stdout] 0d9da3c282883be1ab87d7e042e0c0c774135cf4b8195ba7a4cbf51f8528c3cd
Dec 18 06:09:20.688 INFO running `"docker" "start" "-a" "0d9da3c282883be1ab87d7e042e0c0c774135cf4b8195ba7a4cbf51f8528c3cd"`
Dec 18 06:09:22.752 INFO [stderr]     Checking base64 v0.1.1
Dec 18 06:09:22.752 INFO [stderr]     Checking quoted_printable v0.3.3
Dec 18 06:09:22.752 INFO [stderr]     Checking memchr v1.0.2
Dec 18 06:09:22.768 INFO [stderr]     Checking nix v0.8.1
Dec 18 06:09:22.768 INFO [stderr]     Checking simplelog v0.4.4
Dec 18 06:09:22.768 INFO [stderr]     Checking tokio-io v0.1.4
Dec 18 06:09:22.768 INFO [stderr]     Checking rust-crypto v0.2.36
Dec 18 06:09:22.768 INFO [stderr]     Checking chrono v0.3.0
Dec 18 06:09:23.716 INFO [stderr]     Checking nom v3.2.1
Dec 18 06:09:23.896 INFO [stderr]     Checking dbus v0.5.4
Dec 18 06:09:24.060 INFO [stderr]     Checking mailparse v0.5.1
Dec 18 06:09:26.769 INFO [stderr]     Checking tokio-core v0.1.12
Dec 18 06:09:29.464 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 18 06:09:31.147 INFO [stderr]     Checking mysql v11.3.1
Dec 18 06:09:32.560 INFO [stderr]     Checking pwhash v0.1.2
Dec 18 06:09:35.319 INFO [stderr]     Checking IMAPServer v0.0.0 (/opt/crater/workdir)
Dec 18 06:09:36.700 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 06:09:36.700 INFO [stderr]  --> src/main.rs:1:1
Dec 18 06:09:36.700 INFO [stderr]   |
Dec 18 06:09:36.700 INFO [stderr] 1 | #[macro_use]
Dec 18 06:09:36.700 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 06:09:36.700 INFO [stderr]   |
Dec 18 06:09:36.700 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 06:09:36.700 INFO [stderr] 
Dec 18 06:09:36.700 INFO [stderr] warning: unused macro definition
Dec 18 06:09:36.700 INFO [stderr]  --> src/macros.rs:1:1
Dec 18 06:09:36.700 INFO [stderr]   |
Dec 18 06:09:36.700 INFO [stderr] 1 | / macro_rules! mail {
Dec 18 06:09:36.700 INFO [stderr] 2 | |     ($msg:expr) => ({
Dec 18 06:09:36.700 INFO [stderr] 3 | |         println!("log({}): {}", state, $msg);
Dec 18 06:09:36.700 INFO [stderr] 4 | |     })
Dec 18 06:09:36.700 INFO [stderr] 5 | | }
Dec 18 06:09:36.700 INFO [stderr]   | |_^
Dec 18 06:09:36.700 INFO [stderr]   |
Dec 18 06:09:36.700 INFO [stderr]   = note: #[warn(unused_macros)] on by default
Dec 18 06:09:36.700 INFO [stderr] 
Dec 18 06:09:36.757 INFO [stderr] warning: use of deprecated item 'futures::stream::iter': implementation moved to `iter_ok` and `iter_result`
Dec 18 06:09:36.757 INFO [stderr]   --> src/main.rs:88:20
Dec 18 06:09:36.757 INFO [stderr]    |
Dec 18 06:09:36.757 INFO [stderr] 88 |         let iter = stream::iter(iter::repeat(()).map(Ok::<(), Error>));
Dec 18 06:09:36.757 INFO [stderr]    |                    ^^^^^^^^^^^^
Dec 18 06:09:36.757 INFO [stderr]    |
Dec 18 06:09:36.757 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 06:09:36.757 INFO [stderr] 
Dec 18 06:09:36.757 INFO [stderr] warning: use of deprecated item 'commands::login': please use `commands::authenticate::authenticate` instead
Dec 18 06:09:36.757 INFO [stderr]    --> src/main.rs:113:29
Dec 18 06:09:36.757 INFO [stderr]     |
Dec 18 06:09:36.757 INFO [stderr] 113 |                             commands::login(conns, args, &addr);
Dec 18 06:09:36.757 INFO [stderr]     |                             ^^^^^^^^^^^^^^^
Dec 18 06:09:36.757 INFO [stderr] 
Dec 18 06:09:36.758 INFO [stderr] warning: use of deprecated item 'futures::BoxFuture': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/alexcrichton/futures-rs/issues/228
Dec 18 06:09:36.758 INFO [stderr]  --> src/server/service.rs:2:31
Dec 18 06:09:36.758 INFO [stderr]   |
Dec 18 06:09:36.758 INFO [stderr] 2 | use futures::{future, Future, BoxFuture};
Dec 18 06:09:36.758 INFO [stderr]   |                               ^^^^^^^^^
Dec 18 06:09:36.758 INFO [stderr] 
Dec 18 06:09:36.758 INFO [stderr] warning: use of deprecated item 'futures::BoxFuture': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/alexcrichton/futures-rs/issues/228
Dec 18 06:09:36.758 INFO [stderr]   --> src/server/service.rs:16:19
Dec 18 06:09:36.758 INFO [stderr]    |
Dec 18 06:09:36.758 INFO [stderr] 16 |     type Future = BoxFuture<Self::Response, Self::Error>;
Dec 18 06:09:36.758 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:09:36.758 INFO [stderr] 
Dec 18 06:09:36.796 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 06:09:36.796 INFO [stderr]  --> src/main.rs:1:1
Dec 18 06:09:36.796 INFO [stderr]   |
Dec 18 06:09:36.796 INFO [stderr] 1 | #[macro_use]
Dec 18 06:09:36.796 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 06:09:36.796 INFO [stderr]   |
Dec 18 06:09:36.796 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 06:09:36.796 INFO [stderr] 
Dec 18 06:09:36.796 INFO [stderr] warning: unused macro definition
Dec 18 06:09:36.796 INFO [stderr]  --> src/macros.rs:1:1
Dec 18 06:09:36.796 INFO [stderr]   |
Dec 18 06:09:36.796 INFO [stderr] 1 | / macro_rules! mail {
Dec 18 06:09:36.796 INFO [stderr] 2 | |     ($msg:expr) => ({
Dec 18 06:09:36.796 INFO [stderr] 3 | |         println!("log({}): {}", state, $msg);
Dec 18 06:09:36.796 INFO [stderr] 4 | |     })
Dec 18 06:09:36.796 INFO [stderr] 5 | | }
Dec 18 06:09:36.796 INFO [stderr]   | |_^
Dec 18 06:09:36.796 INFO [stderr]   |
Dec 18 06:09:36.796 INFO [stderr]   = note: #[warn(unused_macros)] on by default
Dec 18 06:09:36.796 INFO [stderr] 
Dec 18 06:09:36.842 INFO [stderr] warning: use of deprecated item 'futures::stream::iter': implementation moved to `iter_ok` and `iter_result`
Dec 18 06:09:36.842 INFO [stderr]   --> src/main.rs:88:20
Dec 18 06:09:36.842 INFO [stderr]    |
Dec 18 06:09:36.842 INFO [stderr] 88 |         let iter = stream::iter(iter::repeat(()).map(Ok::<(), Error>));
Dec 18 06:09:36.842 INFO [stderr]    |                    ^^^^^^^^^^^^
Dec 18 06:09:36.842 INFO [stderr]    |
Dec 18 06:09:36.842 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 06:09:36.842 INFO [stderr] 
Dec 18 06:09:36.842 INFO [stderr] warning: use of deprecated item 'commands::login': please use `commands::authenticate::authenticate` instead
Dec 18 06:09:36.842 INFO [stderr]    --> src/main.rs:113:29
Dec 18 06:09:36.842 INFO [stderr]     |
Dec 18 06:09:36.842 INFO [stderr] 113 |                             commands::login(conns, args, &addr);
Dec 18 06:09:36.842 INFO [stderr]     |                             ^^^^^^^^^^^^^^^
Dec 18 06:09:36.842 INFO [stderr] 
Dec 18 06:09:36.848 INFO [stderr] warning: use of deprecated item 'futures::BoxFuture': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/alexcrichton/futures-rs/issues/228
Dec 18 06:09:36.848 INFO [stderr]  --> src/server/service.rs:2:31
Dec 18 06:09:36.848 INFO [stderr]   |
Dec 18 06:09:36.848 INFO [stderr] 2 | use futures::{future, Future, BoxFuture};
Dec 18 06:09:36.848 INFO [stderr]   |                               ^^^^^^^^^
Dec 18 06:09:36.848 INFO [stderr] 
Dec 18 06:09:36.848 INFO [stderr] warning: use of deprecated item 'futures::BoxFuture': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/alexcrichton/futures-rs/issues/228
Dec 18 06:09:36.848 INFO [stderr]   --> src/server/service.rs:16:19
Dec 18 06:09:36.848 INFO [stderr]    |
Dec 18 06:09:36.848 INFO [stderr] 16 |     type Future = BoxFuture<Self::Response, Self::Error>;
Dec 18 06:09:36.848 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:09:36.848 INFO [stderr] 
Dec 18 06:09:36.906 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:36.906 INFO [stderr]   --> src/main.rs:75:12
Dec 18 06:09:36.906 INFO [stderr]    |
Dec 18 06:09:36.906 INFO [stderr] 75 |         tx.send(format!("{}", "* OK [CAPABILITY IMAP4rev1 AUTH=PLAIN UTF8=ACCEPT LOGINDISABLED] IMAP4rev1 Service Ready\r\n")).unwrap();
Dec 18 06:09:36.906 INFO [stderr]    |            ^^^^
Dec 18 06:09:36.906 INFO [stderr] 
Dec 18 06:09:36.968 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:36.968 INFO [stderr]    --> src/main.rs:132:32
Dec 18 06:09:36.968 INFO [stderr]     |
Dec 18 06:09:36.968 INFO [stderr] 132 |                             tx.send(format!("{}", "* BAD Command not known\r\n"))
Dec 18 06:09:36.968 INFO [stderr]     |                                ^^^^
Dec 18 06:09:36.968 INFO [stderr] 
Dec 18 06:09:36.976 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:36.976 INFO [stderr]   --> src/main.rs:75:12
Dec 18 06:09:36.976 INFO [stderr]    |
Dec 18 06:09:36.976 INFO [stderr] 75 |         tx.send(format!("{}", "* OK [CAPABILITY IMAP4rev1 AUTH=PLAIN UTF8=ACCEPT LOGINDISABLED] IMAP4rev1 Service Ready\r\n")).unwrap();
Dec 18 06:09:36.976 INFO [stderr]    |            ^^^^
Dec 18 06:09:36.976 INFO [stderr] 
Dec 18 06:09:37.006 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.006 INFO [stderr]    --> src/main.rs:132:32
Dec 18 06:09:37.006 INFO [stderr]     |
Dec 18 06:09:37.006 INFO [stderr] 132 |                             tx.send(format!("{}", "* BAD Command not known\r\n"))
Dec 18 06:09:37.006 INFO [stderr]     |                                ^^^^
Dec 18 06:09:37.006 INFO [stderr] 
Dec 18 06:09:37.124 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.124 INFO [stderr]   --> src/commands/mod.rs:18:16
Dec 18 06:09:37.124 INFO [stderr]    |
Dec 18 06:09:37.124 INFO [stderr] 18 |             tx.send(format!(
Dec 18 06:09:37.124 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.124 INFO [stderr] 
Dec 18 06:09:37.128 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.128 INFO [stderr]   --> src/commands/mod.rs:22:16
Dec 18 06:09:37.128 INFO [stderr]    |
Dec 18 06:09:37.128 INFO [stderr] 22 |             tx.send(format!("{}{}", identifier, " OK CAPABILITY completed\r\n"))
Dec 18 06:09:37.128 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.128 INFO [stderr] 
Dec 18 06:09:37.132 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.132 INFO [stderr]   --> src/commands/mod.rs:49:16
Dec 18 06:09:37.132 INFO [stderr]    |
Dec 18 06:09:37.132 INFO [stderr] 49 |             tx.send(format!("{}", "* LIST () \"/\" INBOX\r\n")).unwrap();
Dec 18 06:09:37.132 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.132 INFO [stderr] 
Dec 18 06:09:37.140 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.140 INFO [stderr]   --> src/commands/mod.rs:50:16
Dec 18 06:09:37.140 INFO [stderr]    |
Dec 18 06:09:37.140 INFO [stderr] 50 |             tx.send(format!("{}{}", identifier, " OK LIST Completed\r\n"))
Dec 18 06:09:37.140 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.140 INFO [stderr] 
Dec 18 06:09:37.143 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.143 INFO [stderr]   --> src/commands/mod.rs:74:16
Dec 18 06:09:37.143 INFO [stderr]    |
Dec 18 06:09:37.143 INFO [stderr] 74 |             tx.send(format!("{}", "* 1 FETCH (FLAGS (\\Seen) UID 1)\r\n"))
Dec 18 06:09:37.143 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.143 INFO [stderr] 
Dec 18 06:09:37.143 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.143 INFO [stderr]   --> src/commands/mod.rs:76:16
Dec 18 06:09:37.143 INFO [stderr]    |
Dec 18 06:09:37.143 INFO [stderr] 76 |             tx.send(format!("{}{}", identifier, " OK UID FETCH completed\r\n"))
Dec 18 06:09:37.143 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.144 INFO [stderr] 
Dec 18 06:09:37.152 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.152 INFO [stderr]    --> src/commands/mod.rs:100:16
Dec 18 06:09:37.152 INFO [stderr]     |
Dec 18 06:09:37.152 INFO [stderr] 100 |             tx.send(format!("{}", "* BYE IMAP4rev1 Server logging out\r\n"))
Dec 18 06:09:37.152 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.152 INFO [stderr] 
Dec 18 06:09:37.152 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.152 INFO [stderr]    --> src/commands/mod.rs:102:16
Dec 18 06:09:37.152 INFO [stderr]     |
Dec 18 06:09:37.152 INFO [stderr] 102 |             tx.send(format!("{}{}", identifier, " OK LOGOUT completed"))
Dec 18 06:09:37.152 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.152 INFO [stderr] 
Dec 18 06:09:37.160 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.160 INFO [stderr]    --> src/commands/mod.rs:128:16
Dec 18 06:09:37.160 INFO [stderr]     |
Dec 18 06:09:37.160 INFO [stderr] 128 |             tx.send(format!("{} {}", identifier, "OK LOGIN completed\r\n"))
Dec 18 06:09:37.160 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.160 INFO [stderr] 
Dec 18 06:09:37.175 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.175 INFO [stderr]    --> src/commands/mod.rs:151:16
Dec 18 06:09:37.175 INFO [stderr]     |
Dec 18 06:09:37.175 INFO [stderr] 151 |             tx.send(format!("{} {}", identifier, "OK NOOP completed\r\n"))
Dec 18 06:09:37.175 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.175 INFO [stderr] 
Dec 18 06:09:37.177 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.177 INFO [stderr]    --> src/commands/mod.rs:174:16
Dec 18 06:09:37.177 INFO [stderr]     |
Dec 18 06:09:37.177 INFO [stderr] 174 |             tx.send(format!("{}", "* 1 EXISTS\r\n")).unwrap();
Dec 18 06:09:37.177 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.177 INFO [stderr] 
Dec 18 06:09:37.177 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.177 INFO [stderr]    --> src/commands/mod.rs:175:16
Dec 18 06:09:37.177 INFO [stderr]     |
Dec 18 06:09:37.177 INFO [stderr] 175 |             tx.send(format!("{}", "* 0 RECENT\r\n")).unwrap();
Dec 18 06:09:37.177 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.177 INFO [stderr] 
Dec 18 06:09:37.178 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.178 INFO [stderr]    --> src/commands/mod.rs:176:16
Dec 18 06:09:37.178 INFO [stderr]     |
Dec 18 06:09:37.178 INFO [stderr] 176 |             tx.send(format!(
Dec 18 06:09:37.178 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.178 INFO [stderr] 
Dec 18 06:09:37.179 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.179 INFO [stderr]    --> src/commands/mod.rs:180:16
Dec 18 06:09:37.179 INFO [stderr]     |
Dec 18 06:09:37.179 INFO [stderr] 180 |             tx.send(format!("{}", "* OK [UIDNEXT 1] Predicted next UID\r\n"))
Dec 18 06:09:37.179 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.179 INFO [stderr] 
Dec 18 06:09:37.179 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.179 INFO [stderr]    --> src/commands/mod.rs:182:16
Dec 18 06:09:37.179 INFO [stderr]     |
Dec 18 06:09:37.179 INFO [stderr] 182 |             tx.send(format!(
Dec 18 06:09:37.179 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.179 INFO [stderr] 
Dec 18 06:09:37.180 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.180 INFO [stderr]    --> src/commands/mod.rs:186:16
Dec 18 06:09:37.180 INFO [stderr]     |
Dec 18 06:09:37.180 INFO [stderr] 186 |             tx.send(format!(
Dec 18 06:09:37.180 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.180 INFO [stderr] 
Dec 18 06:09:37.184 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.184 INFO [stderr]    --> src/commands/mod.rs:190:16
Dec 18 06:09:37.184 INFO [stderr]     |
Dec 18 06:09:37.184 INFO [stderr] 190 |             tx.send(format!(
Dec 18 06:09:37.184 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.184 INFO [stderr] 
Dec 18 06:09:37.188 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.188 INFO [stderr]    --> src/commands/mod.rs:216:16
Dec 18 06:09:37.188 INFO [stderr]     |
Dec 18 06:09:37.188 INFO [stderr] 216 |             tx.send(format!("{} {}", identifier, "OK CHECK Completed\r\n"))
Dec 18 06:09:37.188 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.188 INFO [stderr] 
Dec 18 06:09:37.196 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.196 INFO [stderr]   --> src/commands/authenticate.rs:18:16
Dec 18 06:09:37.196 INFO [stderr]    |
Dec 18 06:09:37.196 INFO [stderr] 18 |             tx.send(format!("+\r\n")).unwrap();
Dec 18 06:09:37.196 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.196 INFO [stderr] 
Dec 18 06:09:37.196 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.196 INFO [stderr]   --> src/commands/authenticate.rs:19:16
Dec 18 06:09:37.196 INFO [stderr]    |
Dec 18 06:09:37.196 INFO [stderr] 19 |             tx.send(format!("{} {}", identifier, "+\r\n")).unwrap();
Dec 18 06:09:37.196 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.196 INFO [stderr] 
Dec 18 06:09:37.208 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.208 INFO [stderr]   --> src/commands/authenticate.rs:60:20
Dec 18 06:09:37.208 INFO [stderr]    |
Dec 18 06:09:37.208 INFO [stderr] 60 |                 tx.send(format!("+\r\n")).unwrap();
Dec 18 06:09:37.208 INFO [stderr]    |                    ^^^^
Dec 18 06:09:37.208 INFO [stderr] 
Dec 18 06:09:37.208 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.208 INFO [stderr]   --> src/commands/authenticate.rs:61:20
Dec 18 06:09:37.208 INFO [stderr]    |
Dec 18 06:09:37.208 INFO [stderr] 61 |                 tx.send(format!(
Dec 18 06:09:37.208 INFO [stderr]    |                    ^^^^
Dec 18 06:09:37.208 INFO [stderr] 
Dec 18 06:09:37.212 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.212 INFO [stderr]   --> src/commands/authenticate.rs:78:20
Dec 18 06:09:37.212 INFO [stderr]    |
Dec 18 06:09:37.212 INFO [stderr] 78 |                 tx.send(format!("+\r\n")).unwrap();
Dec 18 06:09:37.212 INFO [stderr]    |                    ^^^^
Dec 18 06:09:37.212 INFO [stderr] 
Dec 18 06:09:37.212 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.212 INFO [stderr]   --> src/commands/authenticate.rs:79:20
Dec 18 06:09:37.212 INFO [stderr]    |
Dec 18 06:09:37.212 INFO [stderr] 79 |                 tx.send(format!("{} {}", identifier, "NO credentials rejected\r\n"))
Dec 18 06:09:37.212 INFO [stderr]    |                    ^^^^
Dec 18 06:09:37.212 INFO [stderr] 
Dec 18 06:09:37.225 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.225 INFO [stderr]   --> src/commands/mod.rs:18:16
Dec 18 06:09:37.225 INFO [stderr]    |
Dec 18 06:09:37.225 INFO [stderr] 18 |             tx.send(format!(
Dec 18 06:09:37.225 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.225 INFO [stderr] 
Dec 18 06:09:37.228 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.228 INFO [stderr]   --> src/commands/mod.rs:22:16
Dec 18 06:09:37.228 INFO [stderr]    |
Dec 18 06:09:37.228 INFO [stderr] 22 |             tx.send(format!("{}{}", identifier, " OK CAPABILITY completed\r\n"))
Dec 18 06:09:37.228 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.228 INFO [stderr] 
Dec 18 06:09:37.232 INFO [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/alexcrichton/futures-rs/issues/228
Dec 18 06:09:37.232 INFO [stderr]   --> src/server/service.rs:21:25
Dec 18 06:09:37.232 INFO [stderr]    |
Dec 18 06:09:37.232 INFO [stderr] 21 |         future::ok(req).boxed()
Dec 18 06:09:37.232 INFO [stderr]    |                         ^^^^^
Dec 18 06:09:37.232 INFO [stderr] 
Dec 18 06:09:37.240 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.240 INFO [stderr]   --> src/commands/mod.rs:49:16
Dec 18 06:09:37.240 INFO [stderr]    |
Dec 18 06:09:37.240 INFO [stderr] 49 |             tx.send(format!("{}", "* LIST () \"/\" INBOX\r\n")).unwrap();
Dec 18 06:09:37.240 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.240 INFO [stderr] 
Dec 18 06:09:37.244 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.244 INFO [stderr]   --> src/commands/mod.rs:50:16
Dec 18 06:09:37.244 INFO [stderr]    |
Dec 18 06:09:37.244 INFO [stderr] 50 |             tx.send(format!("{}{}", identifier, " OK LIST Completed\r\n"))
Dec 18 06:09:37.244 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.244 INFO [stderr] 
Dec 18 06:09:37.254 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.254 INFO [stderr]   --> src/commands/mod.rs:74:16
Dec 18 06:09:37.255 INFO [stderr]    |
Dec 18 06:09:37.255 INFO [stderr] 74 |             tx.send(format!("{}", "* 1 FETCH (FLAGS (\\Seen) UID 1)\r\n"))
Dec 18 06:09:37.255 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.255 INFO [stderr] 
Dec 18 06:09:37.260 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.260 INFO [stderr]   --> src/commands/mod.rs:76:16
Dec 18 06:09:37.260 INFO [stderr]    |
Dec 18 06:09:37.260 INFO [stderr] 76 |             tx.send(format!("{}{}", identifier, " OK UID FETCH completed\r\n"))
Dec 18 06:09:37.260 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.260 INFO [stderr] 
Dec 18 06:09:37.262 INFO [stderr] warning: unused variable: `user`
Dec 18 06:09:37.262 INFO [stderr]   --> src/commands/authenticate.rs:46:9
Dec 18 06:09:37.262 INFO [stderr]    |
Dec 18 06:09:37.262 INFO [stderr] 46 |     let user = Users {
Dec 18 06:09:37.262 INFO [stderr]    |         ^^^^ help: consider using `_user` instead
Dec 18 06:09:37.262 INFO [stderr]    |
Dec 18 06:09:37.263 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 06:09:37.263 INFO [stderr] 
Dec 18 06:09:37.263 INFO [stderr] warning: unused variable: `pool`
Dec 18 06:09:37.263 INFO [stderr]   --> src/commands/authenticate.rs:50:9
Dec 18 06:09:37.264 INFO [stderr]    |
Dec 18 06:09:37.264 INFO [stderr] 50 |     let pool = connect_to_db();
Dec 18 06:09:37.264 INFO [stderr]    |         ^^^^ help: consider using `_pool` instead
Dec 18 06:09:37.268 INFO [stderr] 
Dec 18 06:09:37.268 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.268 INFO [stderr]    --> src/commands/mod.rs:100:16
Dec 18 06:09:37.268 INFO [stderr]     |
Dec 18 06:09:37.268 INFO [stderr] 100 |             tx.send(format!("{}", "* BYE IMAP4rev1 Server logging out\r\n"))
Dec 18 06:09:37.268 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.268 INFO [stderr] 
Dec 18 06:09:37.268 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.268 INFO [stderr]    --> src/commands/mod.rs:102:16
Dec 18 06:09:37.268 INFO [stderr]     |
Dec 18 06:09:37.268 INFO [stderr] 102 |             tx.send(format!("{}{}", identifier, " OK LOGOUT completed"))
Dec 18 06:09:37.268 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.268 INFO [stderr] 
Dec 18 06:09:37.272 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.272 INFO [stderr]    --> src/commands/mod.rs:128:16
Dec 18 06:09:37.272 INFO [stderr]     |
Dec 18 06:09:37.272 INFO [stderr] 128 |             tx.send(format!("{} {}", identifier, "OK LOGIN completed\r\n"))
Dec 18 06:09:37.272 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.272 INFO [stderr] 
Dec 18 06:09:37.288 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.288 INFO [stderr]    --> src/commands/mod.rs:151:16
Dec 18 06:09:37.288 INFO [stderr]     |
Dec 18 06:09:37.288 INFO [stderr] 151 |             tx.send(format!("{} {}", identifier, "OK NOOP completed\r\n"))
Dec 18 06:09:37.288 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.288 INFO [stderr] 
Dec 18 06:09:37.304 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.304 INFO [stderr]    --> src/commands/mod.rs:174:16
Dec 18 06:09:37.304 INFO [stderr]     |
Dec 18 06:09:37.304 INFO [stderr] 174 |             tx.send(format!("{}", "* 1 EXISTS\r\n")).unwrap();
Dec 18 06:09:37.304 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.304 INFO [stderr] 
Dec 18 06:09:37.304 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.304 INFO [stderr]    --> src/commands/mod.rs:175:16
Dec 18 06:09:37.304 INFO [stderr]     |
Dec 18 06:09:37.304 INFO [stderr] 175 |             tx.send(format!("{}", "* 0 RECENT\r\n")).unwrap();
Dec 18 06:09:37.304 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.304 INFO [stderr] 
Dec 18 06:09:37.304 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.304 INFO [stderr]    --> src/commands/mod.rs:176:16
Dec 18 06:09:37.305 INFO [stderr]     |
Dec 18 06:09:37.305 INFO [stderr] 176 |             tx.send(format!(
Dec 18 06:09:37.305 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.305 INFO [stderr] 
Dec 18 06:09:37.305 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.305 INFO [stderr]    --> src/commands/mod.rs:180:16
Dec 18 06:09:37.305 INFO [stderr]     |
Dec 18 06:09:37.305 INFO [stderr] 180 |             tx.send(format!("{}", "* OK [UIDNEXT 1] Predicted next UID\r\n"))
Dec 18 06:09:37.305 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.305 INFO [stderr] 
Dec 18 06:09:37.305 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.305 INFO [stderr]    --> src/commands/mod.rs:182:16
Dec 18 06:09:37.305 INFO [stderr]     |
Dec 18 06:09:37.305 INFO [stderr] 182 |             tx.send(format!(
Dec 18 06:09:37.305 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.305 INFO [stderr] 
Dec 18 06:09:37.305 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.305 INFO [stderr]    --> src/commands/mod.rs:186:16
Dec 18 06:09:37.305 INFO [stderr]     |
Dec 18 06:09:37.305 INFO [stderr] 186 |             tx.send(format!(
Dec 18 06:09:37.305 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.305 INFO [stderr] 
Dec 18 06:09:37.305 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.305 INFO [stderr]    --> src/commands/mod.rs:190:16
Dec 18 06:09:37.305 INFO [stderr]     |
Dec 18 06:09:37.305 INFO [stderr] 190 |             tx.send(format!(
Dec 18 06:09:37.305 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.305 INFO [stderr] 
Dec 18 06:09:37.320 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.320 INFO [stderr]    --> src/commands/mod.rs:216:16
Dec 18 06:09:37.320 INFO [stderr]     |
Dec 18 06:09:37.320 INFO [stderr] 216 |             tx.send(format!("{} {}", identifier, "OK CHECK Completed\r\n"))
Dec 18 06:09:37.320 INFO [stderr]     |                ^^^^
Dec 18 06:09:37.320 INFO [stderr] 
Dec 18 06:09:37.324 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.324 INFO [stderr]   --> src/commands/authenticate.rs:18:16
Dec 18 06:09:37.324 INFO [stderr]    |
Dec 18 06:09:37.324 INFO [stderr] 18 |             tx.send(format!("+\r\n")).unwrap();
Dec 18 06:09:37.324 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.324 INFO [stderr] 
Dec 18 06:09:37.324 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.324 INFO [stderr]   --> src/commands/authenticate.rs:19:16
Dec 18 06:09:37.324 INFO [stderr]    |
Dec 18 06:09:37.324 INFO [stderr] 19 |             tx.send(format!("{} {}", identifier, "+\r\n")).unwrap();
Dec 18 06:09:37.324 INFO [stderr]    |                ^^^^
Dec 18 06:09:37.324 INFO [stderr] 
Dec 18 06:09:37.340 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.340 INFO [stderr]   --> src/commands/authenticate.rs:60:20
Dec 18 06:09:37.340 INFO [stderr]    |
Dec 18 06:09:37.340 INFO [stderr] 60 |                 tx.send(format!("+\r\n")).unwrap();
Dec 18 06:09:37.340 INFO [stderr]    |                    ^^^^
Dec 18 06:09:37.340 INFO [stderr] 
Dec 18 06:09:37.340 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.340 INFO [stderr]   --> src/commands/authenticate.rs:61:20
Dec 18 06:09:37.340 INFO [stderr]    |
Dec 18 06:09:37.340 INFO [stderr] 61 |                 tx.send(format!(
Dec 18 06:09:37.340 INFO [stderr]    |                    ^^^^
Dec 18 06:09:37.340 INFO [stderr] 
Dec 18 06:09:37.348 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.348 INFO [stderr]   --> src/commands/authenticate.rs:78:20
Dec 18 06:09:37.348 INFO [stderr]    |
Dec 18 06:09:37.348 INFO [stderr] 78 |                 tx.send(format!("+\r\n")).unwrap();
Dec 18 06:09:37.348 INFO [stderr]    |                    ^^^^
Dec 18 06:09:37.348 INFO [stderr] 
Dec 18 06:09:37.348 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 18 06:09:37.348 INFO [stderr]   --> src/commands/authenticate.rs:79:20
Dec 18 06:09:37.348 INFO [stderr]    |
Dec 18 06:09:37.348 INFO [stderr] 79 |                 tx.send(format!("{} {}", identifier, "NO credentials rejected\r\n"))
Dec 18 06:09:37.348 INFO [stderr]    |                    ^^^^
Dec 18 06:09:37.348 INFO [stderr] 
Dec 18 06:09:37.371 INFO [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/alexcrichton/futures-rs/issues/228
Dec 18 06:09:37.371 INFO [stderr]   --> src/server/service.rs:21:25
Dec 18 06:09:37.371 INFO [stderr]    |
Dec 18 06:09:37.371 INFO [stderr] 21 |         future::ok(req).boxed()
Dec 18 06:09:37.371 INFO [stderr]    |                         ^^^^^
Dec 18 06:09:37.371 INFO [stderr] 
Dec 18 06:09:37.424 INFO [stderr] warning: unused variable: `user`
Dec 18 06:09:37.424 INFO [stderr]   --> src/commands/authenticate.rs:46:9
Dec 18 06:09:37.424 INFO [stderr]    |
Dec 18 06:09:37.424 INFO [stderr] 46 |     let user = Users {
Dec 18 06:09:37.424 INFO [stderr]    |         ^^^^ help: consider using `_user` instead
Dec 18 06:09:37.424 INFO [stderr]    |
Dec 18 06:09:37.424 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 06:09:37.424 INFO [stderr] 
Dec 18 06:09:37.424 INFO [stderr] warning: unused variable: `pool`
Dec 18 06:09:37.424 INFO [stderr]   --> src/commands/authenticate.rs:50:9
Dec 18 06:09:37.424 INFO [stderr]    |
Dec 18 06:09:37.424 INFO [stderr] 50 |     let pool = connect_to_db();
Dec 18 06:09:37.424 INFO [stderr]    |         ^^^^ help: consider using `_pool` instead
Dec 18 06:09:37.424 INFO [stderr] 
Dec 18 06:09:37.508 INFO [stderr] warning: struct is never constructed: `LineProto`
Dec 18 06:09:37.508 INFO [stderr]  --> src/server/proto.rs:4:1
Dec 18 06:09:37.508 INFO [stderr]   |
Dec 18 06:09:37.508 INFO [stderr] 4 | pub struct LineProto;
Dec 18 06:09:37.508 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:09:37.509 INFO [stderr]   |
Dec 18 06:09:37.509 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 06:09:37.509 INFO [stderr] 
Dec 18 06:09:37.509 INFO [stderr] warning: struct is never constructed: `Echo`
Dec 18 06:09:37.509 INFO [stderr]  --> src/server/service.rs:5:1
Dec 18 06:09:37.509 INFO [stderr]   |
Dec 18 06:09:37.509 INFO [stderr] 5 | pub struct Echo;
Dec 18 06:09:37.509 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 18 06:09:37.509 INFO [stderr] 
Dec 18 06:09:37.509 INFO [stderr] warning: function is never used: `main`
Dec 18 06:09:37.509 INFO [stderr]  --> src/server/mod.rs:6:1
Dec 18 06:09:37.509 INFO [stderr]   |
Dec 18 06:09:37.509 INFO [stderr] 6 | pub fn main() {
Dec 18 06:09:37.509 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 18 06:09:37.509 INFO [stderr] 
Dec 18 06:09:37.509 INFO [stderr] warning: crate `IMAPServer` should have a snake case name such as `imapserver`
Dec 18 06:09:37.509 INFO [stderr]   |
Dec 18 06:09:37.509 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 18 06:09:37.509 INFO [stderr] 
Dec 18 06:09:37.724 INFO [stderr] warning: struct is never constructed: `LineProto`
Dec 18 06:09:37.724 INFO [stderr]  --> src/server/proto.rs:4:1
Dec 18 06:09:37.724 INFO [stderr]   |
Dec 18 06:09:37.724 INFO [stderr] 4 | pub struct LineProto;
Dec 18 06:09:37.724 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:09:37.724 INFO [stderr]   |
Dec 18 06:09:37.724 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 06:09:37.724 INFO [stderr] 
Dec 18 06:09:37.724 INFO [stderr] warning: struct is never constructed: `Echo`
Dec 18 06:09:37.724 INFO [stderr]  --> src/server/service.rs:5:1
Dec 18 06:09:37.724 INFO [stderr]   |
Dec 18 06:09:37.724 INFO [stderr] 5 | pub struct Echo;
Dec 18 06:09:37.724 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 18 06:09:37.724 INFO [stderr] 
Dec 18 06:09:37.724 INFO [stderr] warning: function is never used: `main`
Dec 18 06:09:37.724 INFO [stderr]  --> src/server/mod.rs:6:1
Dec 18 06:09:37.724 INFO [stderr]   |
Dec 18 06:09:37.724 INFO [stderr] 6 | pub fn main() {
Dec 18 06:09:37.724 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 18 06:09:37.724 INFO [stderr] 
Dec 18 06:09:37.724 INFO [stderr] warning: crate `IMAPServer` should have a snake case name such as `imapserver`
Dec 18 06:09:37.725 INFO [stderr]   |
Dec 18 06:09:37.725 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 18 06:09:37.725 INFO [stderr] 
Dec 18 06:09:37.784 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.30s
Dec 18 06:09:38.834 INFO running `"docker" "inspect" "0d9da3c282883be1ab87d7e042e0c0c774135cf4b8195ba7a4cbf51f8528c3cd"`
Dec 18 06:09:39.178 INFO running `"docker" "rm" "-f" "0d9da3c282883be1ab87d7e042e0c0c774135cf4b8195ba7a4cbf51f8528c3cd"`
Dec 18 06:09:39.368 INFO [stdout] 0d9da3c282883be1ab87d7e042e0c0c774135cf4b8195ba7a4cbf51f8528c3cd