Dec 14 07:23:29.299 INFO testing Nordgedanken/IMAPServer-rs against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 07:23:29.299 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 07:23:29.768 INFO [stdout] 1abd83dd04e9882c204674245d91f1f3dc11e9efde6d8793ba9c9e62e8a3a2aa
Dec 14 07:23:29.770 INFO running `"docker" "start" "-a" "1abd83dd04e9882c204674245d91f1f3dc11e9efde6d8793ba9c9e62e8a3a2aa"`
Dec 14 07:23:31.392 INFO [stderr] usermod: no changes
Dec 14 07:23:31.663 INFO [stderr]    Compiling base64 v0.1.1
Dec 14 07:23:31.671 INFO [stderr]    Compiling quoted_printable v0.3.3
Dec 14 07:23:31.673 INFO [stderr]    Compiling memchr v1.0.2
Dec 14 07:23:31.682 INFO [stderr]    Compiling nix v0.8.1
Dec 14 07:23:31.682 INFO [stderr]    Compiling twox-hash v1.1.0
Dec 14 07:23:31.682 INFO [stderr]    Compiling libdbus-sys v0.1.2
Dec 14 07:23:31.682 INFO [stderr]    Compiling simplelog v0.4.4
Dec 14 07:23:31.737 INFO [stderr]    Compiling regex v0.2.5
Dec 14 07:23:34.755 INFO [stderr]    Compiling rust-crypto v0.2.36
Dec 14 07:23:35.070 INFO [stderr]    Compiling chrono v0.3.0
Dec 14 07:23:35.079 INFO [stderr]    Compiling nom v3.2.1
Dec 14 07:23:35.099 INFO [stderr]    Compiling mailparse v0.5.1
Dec 14 07:23:37.999 INFO [stderr]    Compiling dbus v0.5.4
Dec 14 07:23:58.050 INFO [stderr]    Compiling mysql v11.3.1
Dec 14 07:23:58.411 INFO [stderr]    Compiling pwhash v0.1.2
Dec 14 07:24:19.119 INFO [stderr]    Compiling IMAPServer v0.0.0 (/source)
Dec 14 07:24:23.259 INFO [stderr] warning: unused `#[macro_use]` import
Dec 14 07:24:23.259 INFO [stderr]  --> src/main.rs:1:1
Dec 14 07:24:23.259 INFO [stderr]   |
Dec 14 07:24:23.259 INFO [stderr] 1 | #[macro_use]
Dec 14 07:24:23.259 INFO [stderr]   | ^^^^^^^^^^^^
Dec 14 07:24:23.259 INFO [stderr]   |
Dec 14 07:24:23.259 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 07:24:23.259 INFO [stderr] 
Dec 14 07:24:23.259 INFO [stderr] warning: unused macro definition
Dec 14 07:24:23.259 INFO [stderr]  --> src/macros.rs:1:1
Dec 14 07:24:23.259 INFO [stderr]   |
Dec 14 07:24:23.259 INFO [stderr] 1 | / macro_rules! mail {
Dec 14 07:24:23.259 INFO [stderr] 2 | |     ($msg:expr) => ({
Dec 14 07:24:23.259 INFO [stderr] 3 | |         println!("log({}): {}", state, $msg);
Dec 14 07:24:23.259 INFO [stderr] 4 | |     })
Dec 14 07:24:23.259 INFO [stderr] 5 | | }
Dec 14 07:24:23.259 INFO [stderr]   | |_^
Dec 14 07:24:23.259 INFO [stderr]   |
Dec 14 07:24:23.259 INFO [stderr]   = note: #[warn(unused_macros)] on by default
Dec 14 07:24:23.259 INFO [stderr] 
Dec 14 07:24:23.292 INFO [stderr] warning: use of deprecated item 'futures::stream::iter': implementation moved to `iter_ok` and `iter_result`
Dec 14 07:24:23.292 INFO [stderr]   --> src/main.rs:88:20
Dec 14 07:24:23.292 INFO [stderr]    |
Dec 14 07:24:23.292 INFO [stderr] 88 |         let iter = stream::iter(iter::repeat(()).map(Ok::<(), Error>));
Dec 14 07:24:23.292 INFO [stderr]    |                    ^^^^^^^^^^^^
Dec 14 07:24:23.292 INFO [stderr]    |
Dec 14 07:24:23.292 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 14 07:24:23.292 INFO [stderr] 
Dec 14 07:24:23.292 INFO [stderr] warning: use of deprecated item 'commands::login': please use `commands::authenticate::authenticate` instead
Dec 14 07:24:23.292 INFO [stderr]    --> src/main.rs:113:29
Dec 14 07:24:23.292 INFO [stderr]     |
Dec 14 07:24:23.292 INFO [stderr] 113 |                             commands::login(conns, args, &addr);
Dec 14 07:24:23.292 INFO [stderr]     |                             ^^^^^^^^^^^^^^^
Dec 14 07:24:23.292 INFO [stderr] 
Dec 14 07:24:23.292 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 14 07:24:23.292 INFO [stderr]  --> src/server/service.rs:2:31
Dec 14 07:24:23.292 INFO [stderr]   |
Dec 14 07:24:23.292 INFO [stderr] 2 | use futures::{future, Future, BoxFuture};
Dec 14 07:24:23.292 INFO [stderr]   |                               ^^^^^^^^^
Dec 14 07:24:23.292 INFO [stderr] 
Dec 14 07:24:23.292 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 14 07:24:23.292 INFO [stderr]   --> src/server/service.rs:16:19
Dec 14 07:24:23.292 INFO [stderr]    |
Dec 14 07:24:23.292 INFO [stderr] 16 |     type Future = BoxFuture<Self::Response, Self::Error>;
Dec 14 07:24:23.292 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:24:23.292 INFO [stderr] 
Dec 14 07:24:23.416 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.416 INFO [stderr]   --> src/main.rs:75:12
Dec 14 07:24:23.416 INFO [stderr]    |
Dec 14 07:24:23.416 INFO [stderr] 75 |         tx.send(format!("{}", "* OK [CAPABILITY IMAP4rev1 AUTH=PLAIN UTF8=ACCEPT LOGINDISABLED] IMAP4rev1 Service Ready\r\n")).unwrap();
Dec 14 07:24:23.416 INFO [stderr]    |            ^^^^
Dec 14 07:24:23.416 INFO [stderr] 
Dec 14 07:24:23.463 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.463 INFO [stderr]    --> src/main.rs:132:32
Dec 14 07:24:23.463 INFO [stderr]     |
Dec 14 07:24:23.463 INFO [stderr] 132 |                             tx.send(format!("{}", "* BAD Command not known\r\n"))
Dec 14 07:24:23.463 INFO [stderr]     |                                ^^^^
Dec 14 07:24:23.463 INFO [stderr] 
Dec 14 07:24:23.587 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.587 INFO [stderr]   --> src/commands/mod.rs:18:16
Dec 14 07:24:23.587 INFO [stderr]    |
Dec 14 07:24:23.587 INFO [stderr] 18 |             tx.send(format!(
Dec 14 07:24:23.587 INFO [stderr]    |                ^^^^
Dec 14 07:24:23.587 INFO [stderr] 
Dec 14 07:24:23.587 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.587 INFO [stderr]   --> src/commands/mod.rs:22:16
Dec 14 07:24:23.587 INFO [stderr]    |
Dec 14 07:24:23.587 INFO [stderr] 22 |             tx.send(format!("{}{}", identifier, " OK CAPABILITY completed\r\n"))
Dec 14 07:24:23.587 INFO [stderr]    |                ^^^^
Dec 14 07:24:23.587 INFO [stderr] 
Dec 14 07:24:23.598 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.598 INFO [stderr]   --> src/commands/mod.rs:49:16
Dec 14 07:24:23.598 INFO [stderr]    |
Dec 14 07:24:23.598 INFO [stderr] 49 |             tx.send(format!("{}", "* LIST () \"/\" INBOX\r\n")).unwrap();
Dec 14 07:24:23.598 INFO [stderr]    |                ^^^^
Dec 14 07:24:23.598 INFO [stderr] 
Dec 14 07:24:23.598 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.598 INFO [stderr]   --> src/commands/mod.rs:50:16
Dec 14 07:24:23.598 INFO [stderr]    |
Dec 14 07:24:23.598 INFO [stderr] 50 |             tx.send(format!("{}{}", identifier, " OK LIST Completed\r\n"))
Dec 14 07:24:23.598 INFO [stderr]    |                ^^^^
Dec 14 07:24:23.598 INFO [stderr] 
Dec 14 07:24:23.603 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.603 INFO [stderr]   --> src/commands/mod.rs:74:16
Dec 14 07:24:23.603 INFO [stderr]    |
Dec 14 07:24:23.603 INFO [stderr] 74 |             tx.send(format!("{}", "* 1 FETCH (FLAGS (\\Seen) UID 1)\r\n"))
Dec 14 07:24:23.603 INFO [stderr]    |                ^^^^
Dec 14 07:24:23.603 INFO [stderr] 
Dec 14 07:24:23.603 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.603 INFO [stderr]   --> src/commands/mod.rs:76:16
Dec 14 07:24:23.603 INFO [stderr]    |
Dec 14 07:24:23.603 INFO [stderr] 76 |             tx.send(format!("{}{}", identifier, " OK UID FETCH completed\r\n"))
Dec 14 07:24:23.603 INFO [stderr]    |                ^^^^
Dec 14 07:24:23.603 INFO [stderr] 
Dec 14 07:24:23.608 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.608 INFO [stderr]    --> src/commands/mod.rs:100:16
Dec 14 07:24:23.608 INFO [stderr]     |
Dec 14 07:24:23.608 INFO [stderr] 100 |             tx.send(format!("{}", "* BYE IMAP4rev1 Server logging out\r\n"))
Dec 14 07:24:23.608 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.608 INFO [stderr] 
Dec 14 07:24:23.611 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.611 INFO [stderr]    --> src/commands/mod.rs:102:16
Dec 14 07:24:23.611 INFO [stderr]     |
Dec 14 07:24:23.611 INFO [stderr] 102 |             tx.send(format!("{}{}", identifier, " OK LOGOUT completed"))
Dec 14 07:24:23.611 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.611 INFO [stderr] 
Dec 14 07:24:23.619 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.619 INFO [stderr]    --> src/commands/mod.rs:128:16
Dec 14 07:24:23.619 INFO [stderr]     |
Dec 14 07:24:23.619 INFO [stderr] 128 |             tx.send(format!("{} {}", identifier, "OK LOGIN completed\r\n"))
Dec 14 07:24:23.619 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.619 INFO [stderr] 
Dec 14 07:24:23.636 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.636 INFO [stderr]    --> src/commands/mod.rs:151:16
Dec 14 07:24:23.636 INFO [stderr]     |
Dec 14 07:24:23.636 INFO [stderr] 151 |             tx.send(format!("{} {}", identifier, "OK NOOP completed\r\n"))
Dec 14 07:24:23.636 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.636 INFO [stderr] 
Dec 14 07:24:23.636 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.636 INFO [stderr]    --> src/commands/mod.rs:174:16
Dec 14 07:24:23.636 INFO [stderr]     |
Dec 14 07:24:23.636 INFO [stderr] 174 |             tx.send(format!("{}", "* 1 EXISTS\r\n")).unwrap();
Dec 14 07:24:23.636 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.636 INFO [stderr] 
Dec 14 07:24:23.636 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.636 INFO [stderr]    --> src/commands/mod.rs:175:16
Dec 14 07:24:23.636 INFO [stderr]     |
Dec 14 07:24:23.636 INFO [stderr] 175 |             tx.send(format!("{}", "* 0 RECENT\r\n")).unwrap();
Dec 14 07:24:23.636 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.636 INFO [stderr] 
Dec 14 07:24:23.636 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.636 INFO [stderr]    --> src/commands/mod.rs:176:16
Dec 14 07:24:23.636 INFO [stderr]     |
Dec 14 07:24:23.636 INFO [stderr] 176 |             tx.send(format!(
Dec 14 07:24:23.636 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.636 INFO [stderr] 
Dec 14 07:24:23.636 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.636 INFO [stderr]    --> src/commands/mod.rs:180:16
Dec 14 07:24:23.636 INFO [stderr]     |
Dec 14 07:24:23.636 INFO [stderr] 180 |             tx.send(format!("{}", "* OK [UIDNEXT 1] Predicted next UID\r\n"))
Dec 14 07:24:23.636 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.636 INFO [stderr] 
Dec 14 07:24:23.636 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.636 INFO [stderr]    --> src/commands/mod.rs:182:16
Dec 14 07:24:23.636 INFO [stderr]     |
Dec 14 07:24:23.636 INFO [stderr] 182 |             tx.send(format!(
Dec 14 07:24:23.636 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.636 INFO [stderr] 
Dec 14 07:24:23.636 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.636 INFO [stderr]    --> src/commands/mod.rs:186:16
Dec 14 07:24:23.636 INFO [stderr]     |
Dec 14 07:24:23.636 INFO [stderr] 186 |             tx.send(format!(
Dec 14 07:24:23.636 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.636 INFO [stderr] 
Dec 14 07:24:23.636 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.636 INFO [stderr]    --> src/commands/mod.rs:190:16
Dec 14 07:24:23.636 INFO [stderr]     |
Dec 14 07:24:23.636 INFO [stderr] 190 |             tx.send(format!(
Dec 14 07:24:23.636 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.636 INFO [stderr] 
Dec 14 07:24:23.643 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.643 INFO [stderr]    --> src/commands/mod.rs:216:16
Dec 14 07:24:23.643 INFO [stderr]     |
Dec 14 07:24:23.643 INFO [stderr] 216 |             tx.send(format!("{} {}", identifier, "OK CHECK Completed\r\n"))
Dec 14 07:24:23.643 INFO [stderr]     |                ^^^^
Dec 14 07:24:23.643 INFO [stderr] 
Dec 14 07:24:23.655 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.655 INFO [stderr]   --> src/commands/authenticate.rs:18:16
Dec 14 07:24:23.655 INFO [stderr]    |
Dec 14 07:24:23.655 INFO [stderr] 18 |             tx.send(format!("+\r\n")).unwrap();
Dec 14 07:24:23.655 INFO [stderr]    |                ^^^^
Dec 14 07:24:23.655 INFO [stderr] 
Dec 14 07:24:23.655 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.655 INFO [stderr]   --> src/commands/authenticate.rs:19:16
Dec 14 07:24:23.655 INFO [stderr]    |
Dec 14 07:24:23.655 INFO [stderr] 19 |             tx.send(format!("{} {}", identifier, "+\r\n")).unwrap();
Dec 14 07:24:23.655 INFO [stderr]    |                ^^^^
Dec 14 07:24:23.655 INFO [stderr] 
Dec 14 07:24:23.655 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.655 INFO [stderr]   --> src/commands/authenticate.rs:60:20
Dec 14 07:24:23.655 INFO [stderr]    |
Dec 14 07:24:23.655 INFO [stderr] 60 |                 tx.send(format!("+\r\n")).unwrap();
Dec 14 07:24:23.655 INFO [stderr]    |                    ^^^^
Dec 14 07:24:23.655 INFO [stderr] 
Dec 14 07:24:23.655 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.655 INFO [stderr]   --> src/commands/authenticate.rs:61:20
Dec 14 07:24:23.655 INFO [stderr]    |
Dec 14 07:24:23.655 INFO [stderr] 61 |                 tx.send(format!(
Dec 14 07:24:23.655 INFO [stderr]    |                    ^^^^
Dec 14 07:24:23.655 INFO [stderr] 
Dec 14 07:24:23.663 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.663 INFO [stderr]   --> src/commands/authenticate.rs:78:20
Dec 14 07:24:23.663 INFO [stderr]    |
Dec 14 07:24:23.663 INFO [stderr] 78 |                 tx.send(format!("+\r\n")).unwrap();
Dec 14 07:24:23.663 INFO [stderr]    |                    ^^^^
Dec 14 07:24:23.663 INFO [stderr] 
Dec 14 07:24:23.663 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:23.663 INFO [stderr]   --> src/commands/authenticate.rs:79:20
Dec 14 07:24:23.663 INFO [stderr]    |
Dec 14 07:24:23.663 INFO [stderr] 79 |                 tx.send(format!("{} {}", identifier, "NO credentials rejected\r\n"))
Dec 14 07:24:23.663 INFO [stderr]    |                    ^^^^
Dec 14 07:24:23.663 INFO [stderr] 
Dec 14 07:24:23.683 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 14 07:24:23.683 INFO [stderr]   --> src/server/service.rs:21:25
Dec 14 07:24:23.683 INFO [stderr]    |
Dec 14 07:24:23.683 INFO [stderr] 21 |         future::ok(req).boxed()
Dec 14 07:24:23.683 INFO [stderr]    |                         ^^^^^
Dec 14 07:24:23.683 INFO [stderr] 
Dec 14 07:24:23.719 INFO [stderr] warning: unused variable: `user`
Dec 14 07:24:23.719 INFO [stderr]   --> src/commands/authenticate.rs:46:9
Dec 14 07:24:23.719 INFO [stderr]    |
Dec 14 07:24:23.719 INFO [stderr] 46 |     let user = Users {
Dec 14 07:24:23.719 INFO [stderr]    |         ^^^^ help: consider using `_user` instead
Dec 14 07:24:23.719 INFO [stderr]    |
Dec 14 07:24:23.719 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 07:24:23.719 INFO [stderr] 
Dec 14 07:24:23.719 INFO [stderr] warning: unused variable: `pool`
Dec 14 07:24:23.719 INFO [stderr]   --> src/commands/authenticate.rs:50:9
Dec 14 07:24:23.719 INFO [stderr]    |
Dec 14 07:24:23.719 INFO [stderr] 50 |     let pool = connect_to_db();
Dec 14 07:24:23.719 INFO [stderr]    |         ^^^^ help: consider using `_pool` instead
Dec 14 07:24:23.719 INFO [stderr] 
Dec 14 07:24:23.919 INFO [stderr] warning: struct is never constructed: `LineProto`
Dec 14 07:24:23.919 INFO [stderr]  --> src/server/proto.rs:4:1
Dec 14 07:24:23.919 INFO [stderr]   |
Dec 14 07:24:23.919 INFO [stderr] 4 | pub struct LineProto;
Dec 14 07:24:23.919 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:24:23.919 INFO [stderr]   |
Dec 14 07:24:23.919 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 07:24:23.919 INFO [stderr] 
Dec 14 07:24:23.919 INFO [stderr] warning: struct is never constructed: `Echo`
Dec 14 07:24:23.919 INFO [stderr]  --> src/server/service.rs:5:1
Dec 14 07:24:23.919 INFO [stderr]   |
Dec 14 07:24:23.919 INFO [stderr] 5 | pub struct Echo;
Dec 14 07:24:23.919 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 14 07:24:23.919 INFO [stderr] 
Dec 14 07:24:23.919 INFO [stderr] warning: function is never used: `main`
Dec 14 07:24:23.919 INFO [stderr]  --> src/server/mod.rs:6:1
Dec 14 07:24:23.919 INFO [stderr]   |
Dec 14 07:24:23.919 INFO [stderr] 6 | pub fn main() {
Dec 14 07:24:23.919 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 14 07:24:23.919 INFO [stderr] 
Dec 14 07:24:23.919 INFO [stderr] warning: crate `IMAPServer` should have a snake case name such as `imapserver`
Dec 14 07:24:23.919 INFO [stderr]   |
Dec 14 07:24:23.919 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 14 07:24:23.919 INFO [stderr] 
Dec 14 07:24:30.677 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.27s
Dec 14 07:24:30.697 INFO [stderr] su: No module specific data is present
Dec 14 07:24:31.825 INFO running `"docker" "inspect" "1abd83dd04e9882c204674245d91f1f3dc11e9efde6d8793ba9c9e62e8a3a2aa"`
Dec 14 07:24:32.085 INFO running `"docker" "rm" "-f" "1abd83dd04e9882c204674245d91f1f3dc11e9efde6d8793ba9c9e62e8a3a2aa"`
Dec 14 07:24:32.451 INFO [stdout] 1abd83dd04e9882c204674245d91f1f3dc11e9efde6d8793ba9c9e62e8a3a2aa
Dec 14 07:24:32.455 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 07:24:32.932 INFO [stdout] 446fa264a7bcc0a28bd44a49ac8e71a1a070d4b527a7ad3ddf64ccaa7ecc3d3f
Dec 14 07:24:32.935 INFO running `"docker" "start" "-a" "446fa264a7bcc0a28bd44a49ac8e71a1a070d4b527a7ad3ddf64ccaa7ecc3d3f"`
Dec 14 07:24:34.690 INFO [stderr] usermod: no changes
Dec 14 07:24:34.963 INFO [stderr]    Compiling IMAPServer v0.0.0 (/source)
Dec 14 07:24:38.619 INFO [stderr] warning: unused `#[macro_use]` import
Dec 14 07:24:38.619 INFO [stderr]  --> src/main.rs:1:1
Dec 14 07:24:38.619 INFO [stderr]   |
Dec 14 07:24:38.619 INFO [stderr] 1 | #[macro_use]
Dec 14 07:24:38.619 INFO [stderr]   | ^^^^^^^^^^^^
Dec 14 07:24:38.619 INFO [stderr]   |
Dec 14 07:24:38.620 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 07:24:38.620 INFO [stderr] 
Dec 14 07:24:38.620 INFO [stderr] warning: unused macro definition
Dec 14 07:24:38.620 INFO [stderr]  --> src/macros.rs:1:1
Dec 14 07:24:38.620 INFO [stderr]   |
Dec 14 07:24:38.620 INFO [stderr] 1 | / macro_rules! mail {
Dec 14 07:24:38.620 INFO [stderr] 2 | |     ($msg:expr) => ({
Dec 14 07:24:38.620 INFO [stderr] 3 | |         println!("log({}): {}", state, $msg);
Dec 14 07:24:38.620 INFO [stderr] 4 | |     })
Dec 14 07:24:38.620 INFO [stderr] 5 | | }
Dec 14 07:24:38.620 INFO [stderr]   | |_^
Dec 14 07:24:38.620 INFO [stderr]   |
Dec 14 07:24:38.620 INFO [stderr]   = note: #[warn(unused_macros)] on by default
Dec 14 07:24:38.620 INFO [stderr] 
Dec 14 07:24:38.656 INFO [stderr] warning: use of deprecated item 'futures::stream::iter': implementation moved to `iter_ok` and `iter_result`
Dec 14 07:24:38.656 INFO [stderr]   --> src/main.rs:88:20
Dec 14 07:24:38.656 INFO [stderr]    |
Dec 14 07:24:38.657 INFO [stderr] 88 |         let iter = stream::iter(iter::repeat(()).map(Ok::<(), Error>));
Dec 14 07:24:38.659 INFO [stderr]    |                    ^^^^^^^^^^^^
Dec 14 07:24:38.659 INFO [stderr]    |
Dec 14 07:24:38.659 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 14 07:24:38.659 INFO [stderr] 
Dec 14 07:24:38.659 INFO [stderr] warning: use of deprecated item 'commands::login': please use `commands::authenticate::authenticate` instead
Dec 14 07:24:38.659 INFO [stderr]    --> src/main.rs:113:29
Dec 14 07:24:38.659 INFO [stderr]     |
Dec 14 07:24:38.659 INFO [stderr] 113 |                             commands::login(conns, args, &addr);
Dec 14 07:24:38.659 INFO [stderr]     |                             ^^^^^^^^^^^^^^^
Dec 14 07:24:38.659 INFO [stderr] 
Dec 14 07:24:38.660 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 14 07:24:38.660 INFO [stderr]  --> src/server/service.rs:2:31
Dec 14 07:24:38.660 INFO [stderr]   |
Dec 14 07:24:38.660 INFO [stderr] 2 | use futures::{future, Future, BoxFuture};
Dec 14 07:24:38.660 INFO [stderr]   |                               ^^^^^^^^^
Dec 14 07:24:38.660 INFO [stderr] 
Dec 14 07:24:38.671 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 14 07:24:38.671 INFO [stderr]   --> src/server/service.rs:16:19
Dec 14 07:24:38.671 INFO [stderr]    |
Dec 14 07:24:38.671 INFO [stderr] 16 |     type Future = BoxFuture<Self::Response, Self::Error>;
Dec 14 07:24:38.671 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:24:38.671 INFO [stderr] 
Dec 14 07:24:38.759 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.759 INFO [stderr]   --> src/main.rs:75:12
Dec 14 07:24:38.759 INFO [stderr]    |
Dec 14 07:24:38.759 INFO [stderr] 75 |         tx.send(format!("{}", "* OK [CAPABILITY IMAP4rev1 AUTH=PLAIN UTF8=ACCEPT LOGINDISABLED] IMAP4rev1 Service Ready\r\n")).unwrap();
Dec 14 07:24:38.759 INFO [stderr]    |            ^^^^
Dec 14 07:24:38.759 INFO [stderr] 
Dec 14 07:24:38.783 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.783 INFO [stderr]    --> src/main.rs:132:32
Dec 14 07:24:38.783 INFO [stderr]     |
Dec 14 07:24:38.783 INFO [stderr] 132 |                             tx.send(format!("{}", "* BAD Command not known\r\n"))
Dec 14 07:24:38.783 INFO [stderr]     |                                ^^^^
Dec 14 07:24:38.783 INFO [stderr] 
Dec 14 07:24:38.887 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.887 INFO [stderr]   --> src/commands/mod.rs:18:16
Dec 14 07:24:38.887 INFO [stderr]    |
Dec 14 07:24:38.887 INFO [stderr] 18 |             tx.send(format!(
Dec 14 07:24:38.887 INFO [stderr]    |                ^^^^
Dec 14 07:24:38.887 INFO [stderr] 
Dec 14 07:24:38.887 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.887 INFO [stderr]   --> src/commands/mod.rs:22:16
Dec 14 07:24:38.887 INFO [stderr]    |
Dec 14 07:24:38.887 INFO [stderr] 22 |             tx.send(format!("{}{}", identifier, " OK CAPABILITY completed\r\n"))
Dec 14 07:24:38.887 INFO [stderr]    |                ^^^^
Dec 14 07:24:38.887 INFO [stderr] 
Dec 14 07:24:38.899 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.899 INFO [stderr]   --> src/commands/mod.rs:49:16
Dec 14 07:24:38.899 INFO [stderr]    |
Dec 14 07:24:38.899 INFO [stderr] 49 |             tx.send(format!("{}", "* LIST () \"/\" INBOX\r\n")).unwrap();
Dec 14 07:24:38.899 INFO [stderr]    |                ^^^^
Dec 14 07:24:38.899 INFO [stderr] 
Dec 14 07:24:38.899 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.899 INFO [stderr]   --> src/commands/mod.rs:50:16
Dec 14 07:24:38.899 INFO [stderr]    |
Dec 14 07:24:38.899 INFO [stderr] 50 |             tx.send(format!("{}{}", identifier, " OK LIST Completed\r\n"))
Dec 14 07:24:38.899 INFO [stderr]    |                ^^^^
Dec 14 07:24:38.899 INFO [stderr] 
Dec 14 07:24:38.899 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.899 INFO [stderr]   --> src/commands/mod.rs:74:16
Dec 14 07:24:38.899 INFO [stderr]    |
Dec 14 07:24:38.899 INFO [stderr] 74 |             tx.send(format!("{}", "* 1 FETCH (FLAGS (\\Seen) UID 1)\r\n"))
Dec 14 07:24:38.899 INFO [stderr]    |                ^^^^
Dec 14 07:24:38.899 INFO [stderr] 
Dec 14 07:24:38.899 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.899 INFO [stderr]   --> src/commands/mod.rs:76:16
Dec 14 07:24:38.899 INFO [stderr]    |
Dec 14 07:24:38.899 INFO [stderr] 76 |             tx.send(format!("{}{}", identifier, " OK UID FETCH completed\r\n"))
Dec 14 07:24:38.899 INFO [stderr]    |                ^^^^
Dec 14 07:24:38.899 INFO [stderr] 
Dec 14 07:24:38.915 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.915 INFO [stderr]    --> src/commands/mod.rs:100:16
Dec 14 07:24:38.915 INFO [stderr]     |
Dec 14 07:24:38.915 INFO [stderr] 100 |             tx.send(format!("{}", "* BYE IMAP4rev1 Server logging out\r\n"))
Dec 14 07:24:38.915 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.915 INFO [stderr] 
Dec 14 07:24:38.915 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.915 INFO [stderr]    --> src/commands/mod.rs:102:16
Dec 14 07:24:38.915 INFO [stderr]     |
Dec 14 07:24:38.915 INFO [stderr] 102 |             tx.send(format!("{}{}", identifier, " OK LOGOUT completed"))
Dec 14 07:24:38.915 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.915 INFO [stderr] 
Dec 14 07:24:38.915 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.915 INFO [stderr]    --> src/commands/mod.rs:128:16
Dec 14 07:24:38.915 INFO [stderr]     |
Dec 14 07:24:38.915 INFO [stderr] 128 |             tx.send(format!("{} {}", identifier, "OK LOGIN completed\r\n"))
Dec 14 07:24:38.915 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.915 INFO [stderr] 
Dec 14 07:24:38.918 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.918 INFO [stderr]    --> src/commands/mod.rs:151:16
Dec 14 07:24:38.918 INFO [stderr]     |
Dec 14 07:24:38.918 INFO [stderr] 151 |             tx.send(format!("{} {}", identifier, "OK NOOP completed\r\n"))
Dec 14 07:24:38.918 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.918 INFO [stderr] 
Dec 14 07:24:38.922 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.923 INFO [stderr]    --> src/commands/mod.rs:174:16
Dec 14 07:24:38.923 INFO [stderr]     |
Dec 14 07:24:38.923 INFO [stderr] 174 |             tx.send(format!("{}", "* 1 EXISTS\r\n")).unwrap();
Dec 14 07:24:38.923 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.923 INFO [stderr] 
Dec 14 07:24:38.923 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.923 INFO [stderr]    --> src/commands/mod.rs:175:16
Dec 14 07:24:38.923 INFO [stderr]     |
Dec 14 07:24:38.923 INFO [stderr] 175 |             tx.send(format!("{}", "* 0 RECENT\r\n")).unwrap();
Dec 14 07:24:38.923 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.923 INFO [stderr] 
Dec 14 07:24:38.923 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.923 INFO [stderr]    --> src/commands/mod.rs:176:16
Dec 14 07:24:38.923 INFO [stderr]     |
Dec 14 07:24:38.923 INFO [stderr] 176 |             tx.send(format!(
Dec 14 07:24:38.923 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.923 INFO [stderr] 
Dec 14 07:24:38.935 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.935 INFO [stderr]    --> src/commands/mod.rs:180:16
Dec 14 07:24:38.935 INFO [stderr]     |
Dec 14 07:24:38.935 INFO [stderr] 180 |             tx.send(format!("{}", "* OK [UIDNEXT 1] Predicted next UID\r\n"))
Dec 14 07:24:38.935 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.935 INFO [stderr] 
Dec 14 07:24:38.935 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.935 INFO [stderr]    --> src/commands/mod.rs:182:16
Dec 14 07:24:38.935 INFO [stderr]     |
Dec 14 07:24:38.935 INFO [stderr] 182 |             tx.send(format!(
Dec 14 07:24:38.935 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.935 INFO [stderr] 
Dec 14 07:24:38.935 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.935 INFO [stderr]    --> src/commands/mod.rs:186:16
Dec 14 07:24:38.935 INFO [stderr]     |
Dec 14 07:24:38.935 INFO [stderr] 186 |             tx.send(format!(
Dec 14 07:24:38.935 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.935 INFO [stderr] 
Dec 14 07:24:38.935 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.935 INFO [stderr]    --> src/commands/mod.rs:190:16
Dec 14 07:24:38.935 INFO [stderr]     |
Dec 14 07:24:38.935 INFO [stderr] 190 |             tx.send(format!(
Dec 14 07:24:38.935 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.935 INFO [stderr] 
Dec 14 07:24:38.935 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.935 INFO [stderr]    --> src/commands/mod.rs:216:16
Dec 14 07:24:38.935 INFO [stderr]     |
Dec 14 07:24:38.935 INFO [stderr] 216 |             tx.send(format!("{} {}", identifier, "OK CHECK Completed\r\n"))
Dec 14 07:24:38.935 INFO [stderr]     |                ^^^^
Dec 14 07:24:38.935 INFO [stderr] 
Dec 14 07:24:38.942 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.943 INFO [stderr]   --> src/commands/authenticate.rs:18:16
Dec 14 07:24:38.943 INFO [stderr]    |
Dec 14 07:24:38.943 INFO [stderr] 18 |             tx.send(format!("+\r\n")).unwrap();
Dec 14 07:24:38.943 INFO [stderr]    |                ^^^^
Dec 14 07:24:38.943 INFO [stderr] 
Dec 14 07:24:38.943 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.943 INFO [stderr]   --> src/commands/authenticate.rs:19:16
Dec 14 07:24:38.943 INFO [stderr]    |
Dec 14 07:24:38.943 INFO [stderr] 19 |             tx.send(format!("{} {}", identifier, "+\r\n")).unwrap();
Dec 14 07:24:38.943 INFO [stderr]    |                ^^^^
Dec 14 07:24:38.943 INFO [stderr] 
Dec 14 07:24:38.950 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.951 INFO [stderr]   --> src/commands/authenticate.rs:60:20
Dec 14 07:24:38.951 INFO [stderr]    |
Dec 14 07:24:38.951 INFO [stderr] 60 |                 tx.send(format!("+\r\n")).unwrap();
Dec 14 07:24:38.951 INFO [stderr]    |                    ^^^^
Dec 14 07:24:38.951 INFO [stderr] 
Dec 14 07:24:38.951 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.951 INFO [stderr]   --> src/commands/authenticate.rs:61:20
Dec 14 07:24:38.951 INFO [stderr]    |
Dec 14 07:24:38.951 INFO [stderr] 61 |                 tx.send(format!(
Dec 14 07:24:38.951 INFO [stderr]    |                    ^^^^
Dec 14 07:24:38.951 INFO [stderr] 
Dec 14 07:24:38.951 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.951 INFO [stderr]   --> src/commands/authenticate.rs:78:20
Dec 14 07:24:38.951 INFO [stderr]    |
Dec 14 07:24:38.951 INFO [stderr] 78 |                 tx.send(format!("+\r\n")).unwrap();
Dec 14 07:24:38.951 INFO [stderr]    |                    ^^^^
Dec 14 07:24:38.951 INFO [stderr] 
Dec 14 07:24:38.951 INFO [stderr] warning: use of deprecated item '<futures::sync::mpsc::UnboundedSender<T>>::send': renamed to `unbounded_send`
Dec 14 07:24:38.951 INFO [stderr]   --> src/commands/authenticate.rs:79:20
Dec 14 07:24:38.951 INFO [stderr]    |
Dec 14 07:24:38.951 INFO [stderr] 79 |                 tx.send(format!("{} {}", identifier, "NO credentials rejected\r\n"))
Dec 14 07:24:38.951 INFO [stderr]    |                    ^^^^
Dec 14 07:24:38.951 INFO [stderr] 
Dec 14 07:24:38.975 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 14 07:24:38.975 INFO [stderr]   --> src/server/service.rs:21:25
Dec 14 07:24:38.975 INFO [stderr]    |
Dec 14 07:24:38.975 INFO [stderr] 21 |         future::ok(req).boxed()
Dec 14 07:24:38.975 INFO [stderr]    |                         ^^^^^
Dec 14 07:24:38.975 INFO [stderr] 
Dec 14 07:24:39.007 INFO [stderr] warning: unused variable: `user`
Dec 14 07:24:39.007 INFO [stderr]   --> src/commands/authenticate.rs:46:9
Dec 14 07:24:39.007 INFO [stderr]    |
Dec 14 07:24:39.007 INFO [stderr] 46 |     let user = Users {
Dec 14 07:24:39.007 INFO [stderr]    |         ^^^^ help: consider using `_user` instead
Dec 14 07:24:39.007 INFO [stderr]    |
Dec 14 07:24:39.007 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 07:24:39.007 INFO [stderr] 
Dec 14 07:24:39.007 INFO [stderr] warning: unused variable: `pool`
Dec 14 07:24:39.007 INFO [stderr]   --> src/commands/authenticate.rs:50:9
Dec 14 07:24:39.007 INFO [stderr]    |
Dec 14 07:24:39.007 INFO [stderr] 50 |     let pool = connect_to_db();
Dec 14 07:24:39.007 INFO [stderr]    |         ^^^^ help: consider using `_pool` instead
Dec 14 07:24:39.007 INFO [stderr] 
Dec 14 07:24:39.242 INFO [stderr] warning: struct is never constructed: `LineProto`
Dec 14 07:24:39.242 INFO [stderr]  --> src/server/proto.rs:4:1
Dec 14 07:24:39.242 INFO [stderr]   |
Dec 14 07:24:39.242 INFO [stderr] 4 | pub struct LineProto;
Dec 14 07:24:39.242 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
Dec 14 07:24:39.242 INFO [stderr]   |
Dec 14 07:24:39.242 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 07:24:39.248 INFO [stderr] 
Dec 14 07:24:39.248 INFO [stderr] warning: struct is never constructed: `Echo`
Dec 14 07:24:39.248 INFO [stderr]  --> src/server/service.rs:5:1
Dec 14 07:24:39.248 INFO [stderr]   |
Dec 14 07:24:39.248 INFO [stderr] 5 | pub struct Echo;
Dec 14 07:24:39.248 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 14 07:24:39.248 INFO [stderr] 
Dec 14 07:24:39.248 INFO [stderr] warning: function is never used: `main`
Dec 14 07:24:39.248 INFO [stderr]  --> src/server/mod.rs:6:1
Dec 14 07:24:39.248 INFO [stderr]   |
Dec 14 07:24:39.248 INFO [stderr] 6 | pub fn main() {
Dec 14 07:24:39.248 INFO [stderr]   | ^^^^^^^^^^^^^
Dec 14 07:24:39.249 INFO [stderr] 
Dec 14 07:24:39.249 INFO [stderr] warning: crate `IMAPServer` should have a snake case name such as `imapserver`
Dec 14 07:24:39.249 INFO [stderr]   |
Dec 14 07:24:39.249 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 14 07:24:39.249 INFO [stderr] 
Dec 14 07:24:39.747 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.02s
Dec 14 07:24:39.757 INFO [stderr] su: No module specific data is present
Dec 14 07:24:41.013 INFO running `"docker" "inspect" "446fa264a7bcc0a28bd44a49ac8e71a1a070d4b527a7ad3ddf64ccaa7ecc3d3f"`
Dec 14 07:24:41.303 INFO running `"docker" "rm" "-f" "446fa264a7bcc0a28bd44a49ac8e71a1a070d4b527a7ad3ddf64ccaa7ecc3d3f"`
Dec 14 07:24:41.583 INFO [stdout] 446fa264a7bcc0a28bd44a49ac8e71a1a070d4b527a7ad3ddf64ccaa7ecc3d3f
Dec 14 07:24:41.589 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 07:24:42.059 INFO [stdout] 8f9e18ef26b4e6098ee6938cf6022ea792a8cb65a6a4ccb334b99a0117330b85
Dec 14 07:24:42.061 INFO running `"docker" "start" "-a" "8f9e18ef26b4e6098ee6938cf6022ea792a8cb65a6a4ccb334b99a0117330b85"`
Dec 14 07:24:43.070 INFO [stderr] usermod: no changes
Dec 14 07:24:43.267 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
Dec 14 07:24:43.275 INFO [stderr]      Running /target/debug/deps/IMAPServer-e5b82a7593e6ed17
Dec 14 07:24:43.283 INFO [stdout] 
Dec 14 07:24:43.283 INFO [stdout] running 0 tests
Dec 14 07:24:43.283 INFO [stdout] 
Dec 14 07:24:43.283 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 07:24:43.283 INFO [stdout] 
Dec 14 07:24:43.286 INFO [stderr] su: No module specific data is present
Dec 14 07:24:44.587 INFO running `"docker" "inspect" "8f9e18ef26b4e6098ee6938cf6022ea792a8cb65a6a4ccb334b99a0117330b85"`
Dec 14 07:24:44.901 INFO running `"docker" "rm" "-f" "8f9e18ef26b4e6098ee6938cf6022ea792a8cb65a6a4ccb334b99a0117330b85"`
Dec 14 07:24:45.171 INFO [stdout] 8f9e18ef26b4e6098ee6938cf6022ea792a8cb65a6a4ccb334b99a0117330b85