Dec 04 23:12:04.744 INFO checking acmumn/chat against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 23:12:04.744 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-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 04 23:12:05.304 INFO [stdout] eff442db2a018a7f3220676dd52989e901156304f8763f0244d1a30d4258b399
Dec 04 23:12:05.306 INFO running `"docker" "start" "-a" "eff442db2a018a7f3220676dd52989e901156304f8763f0244d1a30d4258b399"`
Dec 04 23:12:08.325 INFO [stderr] usermod: no changes
Dec 04 23:12:08.804 INFO [stderr]     Checking bufstream v0.1.4
Dec 04 23:12:08.811 INFO [stderr]    Compiling ring v0.13.3
Dec 04 23:12:08.812 INFO [stderr]     Checking signal-hook v0.1.6
Dec 04 23:12:08.820 INFO [stderr]     Checking tokio-timer v0.1.2
Dec 04 23:12:08.822 INFO [stderr]     Checking tokio-mockstream v1.1.0
Dec 04 23:12:08.875 INFO [stderr]    Compiling synstructure v0.10.1
Dec 04 23:12:08.876 INFO [stderr]    Compiling actix_derive v0.3.2
Dec 04 23:12:08.877 INFO [stderr]    Compiling structopt-derive v0.2.13
Dec 04 23:12:11.909 INFO [stderr]     Checking tokio-tls v0.2.0
Dec 04 23:12:13.017 INFO [stderr]     Checking crossbeam-channel v0.2.6
Dec 04 23:12:13.157 INFO [stderr]     Checking tokio-signal v0.2.6
Dec 04 23:12:13.285 INFO [stderr]     Checking tokio v0.1.11
Dec 04 23:12:29.083 INFO [stderr]     Checking tokio-core v0.1.17
Dec 04 23:12:31.351 INFO [stderr]    Compiling failure_derive v0.1.3
Dec 04 23:12:33.794 INFO [stderr]     Checking structopt v0.2.13
Dec 04 23:12:36.191 INFO [stderr]     Checking failure v0.1.3
Dec 04 23:12:37.572 INFO [stderr]     Checking sct v0.4.0
Dec 04 23:12:37.572 INFO [stderr]     Checking webpki v0.18.1
Dec 04 23:12:37.891 INFO [stderr]     Checking trust-dns-proto v0.5.0
Dec 04 23:12:37.907 INFO [stderr]     Checking irc v0.13.6
Dec 04 23:12:40.103 INFO [stderr]     Checking rustls v0.14.0
Dec 04 23:12:40.103 INFO [stderr]     Checking webpki-roots v0.15.0
Dec 04 23:12:47.935 INFO [stderr]     Checking trust-dns-resolver v0.10.0
Dec 04 23:12:48.532 INFO [stderr]     Checking tokio-rustls v0.8.0
Dec 04 23:12:54.798 INFO [stderr]     Checking actix v0.7.6
Dec 04 23:13:00.127 INFO [stderr]     Checking actix-net v0.2.2
Dec 04 23:13:05.983 INFO [stderr]     Checking chat v0.1.0 (/source)
Dec 04 23:13:12.702 INFO [stderr] warning: unused `#[macro_use]` import
Dec 04 23:13:12.703 INFO [stderr]  --> src/lib.rs:8:1
Dec 04 23:13:12.703 INFO [stderr]   |
Dec 04 23:13:12.703 INFO [stderr] 8 | #[macro_use]
Dec 04 23:13:12.703 INFO [stderr]   | ^^^^^^^^^^^^
Dec 04 23:13:12.703 INFO [stderr]   |
Dec 04 23:13:12.703 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 23:13:12.703 INFO [stderr] 
Dec 04 23:13:12.703 INFO [stderr] warning: unused import: `TcpConnect`
Dec 04 23:13:12.703 INFO [stderr]  --> src/server.rs:7:5
Dec 04 23:13:12.703 INFO [stderr]   |
Dec 04 23:13:12.703 INFO [stderr] 7 | use TcpConnect;
Dec 04 23:13:12.703 INFO [stderr]   |     ^^^^^^^^^^
Dec 04 23:13:12.703 INFO [stderr] 
Dec 04 23:13:12.800 INFO [stderr] warning: unused variable: `framed`
Dec 04 23:13:12.806 INFO [stderr]   --> src/client.rs:24:9
Dec 04 23:13:12.807 INFO [stderr]    |
Dec 04 23:13:12.807 INFO [stderr] 24 |         framed: FramedWrite<WriteHalf<TcpStream>, ClientCodec>,
Dec 04 23:13:12.807 INFO [stderr]    |         ^^^^^^ help: consider using `_framed` instead
Dec 04 23:13:12.807 INFO [stderr]    |
Dec 04 23:13:12.807 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 23:13:12.807 INFO [stderr] 
Dec 04 23:13:12.807 INFO [stderr] warning: unused variable: `ctx`
Dec 04 23:13:12.807 INFO [stderr]   --> src/client.rs:33:40
Dec 04 23:13:12.807 INFO [stderr]    |
Dec 04 23:13:12.807 INFO [stderr] 33 |     fn handle(&mut self, msg: Request, ctx: &mut Self::Context) {
Dec 04 23:13:12.807 INFO [stderr]    |                                        ^^^ help: consider using `_ctx` instead
Dec 04 23:13:12.807 INFO [stderr] 
Dec 04 23:13:12.807 INFO [stderr] warning: unused variable: `msg`
Dec 04 23:13:12.807 INFO [stderr]   --> src/server.rs:29:26
Dec 04 23:13:12.807 INFO [stderr]    |
Dec 04 23:13:12.807 INFO [stderr] 29 |     fn handle(&mut self, msg: messages::ClientConnect, _: &mut Context<Self>) -> Self::Result {
Dec 04 23:13:12.807 INFO [stderr]    |                          ^^^ help: consider using `_msg` instead
Dec 04 23:13:12.807 INFO [stderr] 
Dec 04 23:13:12.820 INFO [stderr] warning: struct is never constructed: `Client`
Dec 04 23:13:12.820 INFO [stderr]   --> src/client.rs:13:1
Dec 04 23:13:12.820 INFO [stderr]    |
Dec 04 23:13:12.821 INFO [stderr] 13 | pub struct Client {
Dec 04 23:13:12.821 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 04 23:13:12.821 INFO [stderr]    |
Dec 04 23:13:12.821 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 23:13:12.821 INFO [stderr] 
Dec 04 23:13:12.822 INFO [stderr] warning: field is never used: `server`
Dec 04 23:13:12.822 INFO [stderr]   --> src/client.rs:18:5
Dec 04 23:13:12.822 INFO [stderr]    |
Dec 04 23:13:12.822 INFO [stderr] 18 |     server: Addr<Server>,
Dec 04 23:13:12.822 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 23:13:12.822 INFO [stderr] 
Dec 04 23:13:12.822 INFO [stderr] warning: field is never used: `addr`
Dec 04 23:13:12.822 INFO [stderr]  --> src/messages.rs:6:5
Dec 04 23:13:12.822 INFO [stderr]   |
Dec 04 23:13:12.822 INFO [stderr] 6 |     addr: Addr<Session>,
Dec 04 23:13:12.822 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 04 23:13:12.822 INFO [stderr] 
Dec 04 23:13:12.822 INFO [stderr] warning: field is never used: `clients`
Dec 04 23:13:12.822 INFO [stderr]   --> src/server.rs:10:5
Dec 04 23:13:12.823 INFO [stderr]    |
Dec 04 23:13:12.823 INFO [stderr] 10 |     clients: HashMap<usize, Addr<Session>>,
Dec 04 23:13:12.823 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:13:12.823 INFO [stderr] 
Dec 04 23:13:12.823 INFO [stderr] warning: field is never used: `counter`
Dec 04 23:13:12.823 INFO [stderr]   --> src/server.rs:11:5
Dec 04 23:13:12.823 INFO [stderr]    |
Dec 04 23:13:12.823 INFO [stderr] 11 |     counter: u32,
Dec 04 23:13:12.823 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 04 23:13:12.827 INFO [stderr] 
Dec 04 23:13:12.827 INFO [stderr] warning: struct is never constructed: `User`
Dec 04 23:13:12.827 INFO [stderr]  --> src/user.rs:1:1
Dec 04 23:13:12.827 INFO [stderr]   |
Dec 04 23:13:12.827 INFO [stderr] 1 | pub struct User {}
Dec 04 23:13:12.827 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 04 23:13:12.827 INFO [stderr] 
Dec 04 23:13:13.275 INFO [stderr] warning: unused `#[macro_use]` import
Dec 04 23:13:13.275 INFO [stderr]  --> src/lib.rs:8:1
Dec 04 23:13:13.275 INFO [stderr]   |
Dec 04 23:13:13.275 INFO [stderr] 8 | #[macro_use]
Dec 04 23:13:13.275 INFO [stderr]   | ^^^^^^^^^^^^
Dec 04 23:13:13.275 INFO [stderr]   |
Dec 04 23:13:13.275 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 23:13:13.275 INFO [stderr] 
Dec 04 23:13:13.275 INFO [stderr] warning: unused import: `TcpConnect`
Dec 04 23:13:13.275 INFO [stderr]  --> src/server.rs:7:5
Dec 04 23:13:13.275 INFO [stderr]   |
Dec 04 23:13:13.275 INFO [stderr] 7 | use TcpConnect;
Dec 04 23:13:13.275 INFO [stderr]   |     ^^^^^^^^^^
Dec 04 23:13:13.275 INFO [stderr] 
Dec 04 23:13:13.367 INFO [stderr] warning: unused variable: `framed`
Dec 04 23:13:13.367 INFO [stderr]   --> src/client.rs:24:9
Dec 04 23:13:13.367 INFO [stderr]    |
Dec 04 23:13:13.367 INFO [stderr] 24 |         framed: FramedWrite<WriteHalf<TcpStream>, ClientCodec>,
Dec 04 23:13:13.367 INFO [stderr]    |         ^^^^^^ help: consider using `_framed` instead
Dec 04 23:13:13.367 INFO [stderr]    |
Dec 04 23:13:13.367 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 23:13:13.367 INFO [stderr] 
Dec 04 23:13:13.367 INFO [stderr] warning: unused variable: `ctx`
Dec 04 23:13:13.367 INFO [stderr]   --> src/client.rs:33:40
Dec 04 23:13:13.367 INFO [stderr]    |
Dec 04 23:13:13.367 INFO [stderr] 33 |     fn handle(&mut self, msg: Request, ctx: &mut Self::Context) {
Dec 04 23:13:13.367 INFO [stderr]    |                                        ^^^ help: consider using `_ctx` instead
Dec 04 23:13:13.367 INFO [stderr] 
Dec 04 23:13:13.367 INFO [stderr] warning: unused variable: `msg`
Dec 04 23:13:13.367 INFO [stderr]   --> src/server.rs:29:26
Dec 04 23:13:13.367 INFO [stderr]    |
Dec 04 23:13:13.367 INFO [stderr] 29 |     fn handle(&mut self, msg: messages::ClientConnect, _: &mut Context<Self>) -> Self::Result {
Dec 04 23:13:13.367 INFO [stderr]    |                          ^^^ help: consider using `_msg` instead
Dec 04 23:13:13.367 INFO [stderr] 
Dec 04 23:13:13.382 INFO [stderr] warning: struct is never constructed: `Client`
Dec 04 23:13:13.382 INFO [stderr]   --> src/client.rs:13:1
Dec 04 23:13:13.382 INFO [stderr]    |
Dec 04 23:13:13.382 INFO [stderr] 13 | pub struct Client {
Dec 04 23:13:13.382 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 04 23:13:13.382 INFO [stderr]    |
Dec 04 23:13:13.382 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 23:13:13.382 INFO [stderr] 
Dec 04 23:13:13.382 INFO [stderr] warning: field is never used: `server`
Dec 04 23:13:13.382 INFO [stderr]   --> src/client.rs:18:5
Dec 04 23:13:13.382 INFO [stderr]    |
Dec 04 23:13:13.382 INFO [stderr] 18 |     server: Addr<Server>,
Dec 04 23:13:13.382 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 23:13:13.382 INFO [stderr] 
Dec 04 23:13:13.382 INFO [stderr] warning: field is never used: `addr`
Dec 04 23:13:13.382 INFO [stderr]  --> src/messages.rs:6:5
Dec 04 23:13:13.382 INFO [stderr]   |
Dec 04 23:13:13.382 INFO [stderr] 6 |     addr: Addr<Session>,
Dec 04 23:13:13.382 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 04 23:13:13.382 INFO [stderr] 
Dec 04 23:13:13.383 INFO [stderr] warning: field is never used: `clients`
Dec 04 23:13:13.383 INFO [stderr]   --> src/server.rs:10:5
Dec 04 23:13:13.383 INFO [stderr]    |
Dec 04 23:13:13.383 INFO [stderr] 10 |     clients: HashMap<usize, Addr<Session>>,
Dec 04 23:13:13.383 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 23:13:13.383 INFO [stderr] 
Dec 04 23:13:13.383 INFO [stderr] warning: field is never used: `counter`
Dec 04 23:13:13.383 INFO [stderr]   --> src/server.rs:11:5
Dec 04 23:13:13.383 INFO [stderr]    |
Dec 04 23:13:13.383 INFO [stderr] 11 |     counter: u32,
Dec 04 23:13:13.383 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 04 23:13:13.383 INFO [stderr] 
Dec 04 23:13:13.383 INFO [stderr] warning: struct is never constructed: `User`
Dec 04 23:13:13.383 INFO [stderr]  --> src/user.rs:1:1
Dec 04 23:13:13.383 INFO [stderr]   |
Dec 04 23:13:13.383 INFO [stderr] 1 | pub struct User {}
Dec 04 23:13:13.383 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 04 23:13:13.383 INFO [stderr] 
Dec 04 23:13:20.501 INFO [stderr] warning: unused variable: `sys`
Dec 04 23:13:20.501 INFO [stderr]  --> src/main.rs:7:9
Dec 04 23:13:20.501 INFO [stderr]   |
Dec 04 23:13:20.501 INFO [stderr] 7 |     let sys = System::run(|| {
Dec 04 23:13:20.501 INFO [stderr]   |         ^^^ help: consider using `_sys` instead
Dec 04 23:13:20.501 INFO [stderr]   |
Dec 04 23:13:20.501 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 04 23:13:20.501 INFO [stderr] 
Dec 04 23:13:20.512 INFO [stderr] warning: unused variable: `sys`
Dec 04 23:13:20.512 INFO [stderr]  --> src/main.rs:7:9
Dec 04 23:13:20.512 INFO [stderr]   |
Dec 04 23:13:20.512 INFO [stderr] 7 |     let sys = System::run(|| {
Dec 04 23:13:20.513 INFO [stderr]   |         ^^^ help: consider using `_sys` instead
Dec 04 23:13:20.513 INFO [stderr]   |
Dec 04 23:13:20.513 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 04 23:13:20.513 INFO [stderr] 
Dec 04 23:13:20.593 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
Dec 04 23:13:20.634 INFO [stderr] su: No module specific data is present
Dec 04 23:13:21.974 INFO running `"docker" "inspect" "eff442db2a018a7f3220676dd52989e901156304f8763f0244d1a30d4258b399"`
Dec 04 23:13:22.359 INFO running `"docker" "rm" "-f" "eff442db2a018a7f3220676dd52989e901156304f8763f0244d1a30d4258b399"`
Dec 04 23:13:22.743 INFO [stdout] eff442db2a018a7f3220676dd52989e901156304f8763f0244d1a30d4258b399