Dec 18 04:36:56.907 INFO checking acmumn/chat against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 04:36:56.907 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/acmumn/chat:/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 04:36:57.408 INFO [stdout] e6d6a0feacd7b3661e9f6e66e417da8aa849aae731fe78e5c2a396d8e4eaae90
Dec 18 04:36:57.416 INFO running `"docker" "start" "-a" "e6d6a0feacd7b3661e9f6e66e417da8aa849aae731fe78e5c2a396d8e4eaae90"`
Dec 18 04:36:59.972 INFO [stderr]    Compiling ring v0.13.3
Dec 18 04:36:59.972 INFO [stderr]     Checking tokio-timer v0.1.2
Dec 18 04:36:59.998 INFO [stderr]    Compiling syn v0.15.20
Dec 18 04:36:59.998 INFO [stderr]     Checking tokio-mockstream v1.1.0
Dec 18 04:37:00.009 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 18 04:37:00.009 INFO [stderr]     Checking tokio-tls v0.2.0
Dec 18 04:37:00.009 INFO [stderr]     Checking crossbeam-channel v0.2.6
Dec 18 04:37:00.016 INFO [stderr]     Checking tokio-signal v0.2.6
Dec 18 04:37:03.905 INFO [stderr]     Checking tokio v0.1.11
Dec 18 04:37:07.198 INFO [stderr]     Checking tokio-core v0.1.17
Dec 18 04:37:14.037 INFO [stderr]     Checking webpki v0.18.1
Dec 18 04:37:14.037 INFO [stderr]     Checking sct v0.4.0
Dec 18 04:37:15.502 INFO [stderr]     Checking rustls v0.14.0
Dec 18 04:37:15.503 INFO [stderr]     Checking webpki-roots v0.15.0
Dec 18 04:37:20.907 INFO [stderr]     Checking tokio-rustls v0.8.0
Dec 18 04:37:28.651 INFO [stderr]    Compiling synstructure v0.10.1
Dec 18 04:37:28.651 INFO [stderr]    Compiling actix_derive v0.3.2
Dec 18 04:37:28.652 INFO [stderr]    Compiling structopt-derive v0.2.13
Dec 18 04:37:28.652 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 18 04:37:34.512 INFO [stderr]     Checking structopt v0.2.13
Dec 18 04:37:34.754 INFO [stderr]    Compiling failure_derive v0.1.3
Dec 18 04:37:36.764 INFO [stderr]     Checking failure v0.1.3
Dec 18 04:37:37.195 INFO [stderr]     Checking trust-dns-proto v0.5.0
Dec 18 04:37:44.206 INFO [stderr]     Checking trust-dns-resolver v0.10.0
Dec 18 04:37:46.417 INFO [stderr]     Checking irc v0.13.6
Dec 18 04:37:48.115 INFO [stderr]     Checking actix v0.7.6
Dec 18 04:37:52.432 INFO [stderr]     Checking actix-net v0.2.2
Dec 18 04:37:55.274 INFO [stderr]     Checking chat v0.1.0 (/opt/crater/workdir)
Dec 18 04:37:59.124 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 04:37:59.124 INFO [stderr]  --> src/lib.rs:8:1
Dec 18 04:37:59.124 INFO [stderr]   |
Dec 18 04:37:59.124 INFO [stderr] 8 | #[macro_use]
Dec 18 04:37:59.124 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 04:37:59.124 INFO [stderr]   |
Dec 18 04:37:59.124 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 04:37:59.124 INFO [stderr] 
Dec 18 04:37:59.124 INFO [stderr] warning: unused import: `TcpConnect`
Dec 18 04:37:59.124 INFO [stderr]  --> src/server.rs:7:5
Dec 18 04:37:59.124 INFO [stderr]   |
Dec 18 04:37:59.124 INFO [stderr] 7 | use TcpConnect;
Dec 18 04:37:59.124 INFO [stderr]   |     ^^^^^^^^^^
Dec 18 04:37:59.124 INFO [stderr] 
Dec 18 04:37:59.136 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 04:37:59.136 INFO [stderr]  --> src/lib.rs:8:1
Dec 18 04:37:59.136 INFO [stderr]   |
Dec 18 04:37:59.136 INFO [stderr] 8 | #[macro_use]
Dec 18 04:37:59.136 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 04:37:59.136 INFO [stderr]   |
Dec 18 04:37:59.136 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 04:37:59.136 INFO [stderr] 
Dec 18 04:37:59.136 INFO [stderr] warning: unused import: `TcpConnect`
Dec 18 04:37:59.136 INFO [stderr]  --> src/server.rs:7:5
Dec 18 04:37:59.136 INFO [stderr]   |
Dec 18 04:37:59.136 INFO [stderr] 7 | use TcpConnect;
Dec 18 04:37:59.136 INFO [stderr]   |     ^^^^^^^^^^
Dec 18 04:37:59.136 INFO [stderr] 
Dec 18 04:37:59.310 INFO [stderr] warning: unused variable: `framed`
Dec 18 04:37:59.310 INFO [stderr]   --> src/client.rs:24:9
Dec 18 04:37:59.310 INFO [stderr]    |
Dec 18 04:37:59.310 INFO [stderr] 24 |         framed: FramedWrite<WriteHalf<TcpStream>, ClientCodec>,
Dec 18 04:37:59.310 INFO [stderr]    |         ^^^^^^ help: consider using `_framed` instead
Dec 18 04:37:59.310 INFO [stderr]    |
Dec 18 04:37:59.310 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 04:37:59.310 INFO [stderr] 
Dec 18 04:37:59.310 INFO [stderr] warning: unused variable: `ctx`
Dec 18 04:37:59.310 INFO [stderr]   --> src/client.rs:33:40
Dec 18 04:37:59.310 INFO [stderr]    |
Dec 18 04:37:59.310 INFO [stderr] 33 |     fn handle(&mut self, msg: Request, ctx: &mut Self::Context) {
Dec 18 04:37:59.310 INFO [stderr]    |                                        ^^^ help: consider using `_ctx` instead
Dec 18 04:37:59.310 INFO [stderr] 
Dec 18 04:37:59.310 INFO [stderr] warning: unused variable: `msg`
Dec 18 04:37:59.310 INFO [stderr]   --> src/server.rs:29:26
Dec 18 04:37:59.310 INFO [stderr]    |
Dec 18 04:37:59.310 INFO [stderr] 29 |     fn handle(&mut self, msg: messages::ClientConnect, _: &mut Context<Self>) -> Self::Result {
Dec 18 04:37:59.310 INFO [stderr]    |                          ^^^ help: consider using `_msg` instead
Dec 18 04:37:59.310 INFO [stderr] 
Dec 18 04:37:59.310 INFO [stderr] warning: unused variable: `framed`
Dec 18 04:37:59.310 INFO [stderr]   --> src/client.rs:24:9
Dec 18 04:37:59.310 INFO [stderr]    |
Dec 18 04:37:59.311 INFO [stderr] 24 |         framed: FramedWrite<WriteHalf<TcpStream>, ClientCodec>,
Dec 18 04:37:59.311 INFO [stderr]    |         ^^^^^^ help: consider using `_framed` instead
Dec 18 04:37:59.311 INFO [stderr]    |
Dec 18 04:37:59.311 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 04:37:59.311 INFO [stderr] 
Dec 18 04:37:59.316 INFO [stderr] warning: unused variable: `ctx`
Dec 18 04:37:59.316 INFO [stderr]   --> src/client.rs:33:40
Dec 18 04:37:59.316 INFO [stderr]    |
Dec 18 04:37:59.316 INFO [stderr] 33 |     fn handle(&mut self, msg: Request, ctx: &mut Self::Context) {
Dec 18 04:37:59.316 INFO [stderr]    |                                        ^^^ help: consider using `_ctx` instead
Dec 18 04:37:59.316 INFO [stderr] 
Dec 18 04:37:59.316 INFO [stderr] warning: unused variable: `msg`
Dec 18 04:37:59.316 INFO [stderr]   --> src/server.rs:29:26
Dec 18 04:37:59.316 INFO [stderr]    |
Dec 18 04:37:59.316 INFO [stderr] 29 |     fn handle(&mut self, msg: messages::ClientConnect, _: &mut Context<Self>) -> Self::Result {
Dec 18 04:37:59.316 INFO [stderr]    |                          ^^^ help: consider using `_msg` instead
Dec 18 04:37:59.316 INFO [stderr] 
Dec 18 04:37:59.324 INFO [stderr] warning: struct is never constructed: `Client`
Dec 18 04:37:59.324 INFO [stderr]   --> src/client.rs:13:1
Dec 18 04:37:59.324 INFO [stderr]    |
Dec 18 04:37:59.324 INFO [stderr] 13 | pub struct Client {
Dec 18 04:37:59.324 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 18 04:37:59.324 INFO [stderr]    |
Dec 18 04:37:59.324 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 04:37:59.324 INFO [stderr] 
Dec 18 04:37:59.324 INFO [stderr] warning: field is never used: `server`
Dec 18 04:37:59.324 INFO [stderr]   --> src/client.rs:18:5
Dec 18 04:37:59.324 INFO [stderr]    |
Dec 18 04:37:59.324 INFO [stderr] 18 |     server: Addr<Server>,
Dec 18 04:37:59.324 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:59.324 INFO [stderr] 
Dec 18 04:37:59.324 INFO [stderr] warning: field is never used: `addr`
Dec 18 04:37:59.325 INFO [stderr]  --> src/messages.rs:6:5
Dec 18 04:37:59.325 INFO [stderr]   |
Dec 18 04:37:59.325 INFO [stderr] 6 |     addr: Addr<Session>,
Dec 18 04:37:59.325 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:59.325 INFO [stderr] 
Dec 18 04:37:59.325 INFO [stderr] warning: field is never used: `clients`
Dec 18 04:37:59.325 INFO [stderr]   --> src/server.rs:10:5
Dec 18 04:37:59.325 INFO [stderr]    |
Dec 18 04:37:59.325 INFO [stderr] 10 |     clients: HashMap<usize, Addr<Session>>,
Dec 18 04:37:59.325 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:59.325 INFO [stderr] 
Dec 18 04:37:59.325 INFO [stderr] warning: field is never used: `counter`
Dec 18 04:37:59.325 INFO [stderr]   --> src/server.rs:11:5
Dec 18 04:37:59.325 INFO [stderr]    |
Dec 18 04:37:59.325 INFO [stderr] 11 |     counter: u32,
Dec 18 04:37:59.325 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 18 04:37:59.325 INFO [stderr] 
Dec 18 04:37:59.325 INFO [stderr] warning: struct is never constructed: `User`
Dec 18 04:37:59.325 INFO [stderr]  --> src/user.rs:1:1
Dec 18 04:37:59.325 INFO [stderr]   |
Dec 18 04:37:59.325 INFO [stderr] 1 | pub struct User {}
Dec 18 04:37:59.325 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 18 04:37:59.325 INFO [stderr] 
Dec 18 04:37:59.340 INFO [stderr] warning: struct is never constructed: `Client`
Dec 18 04:37:59.340 INFO [stderr]   --> src/client.rs:13:1
Dec 18 04:37:59.340 INFO [stderr]    |
Dec 18 04:37:59.340 INFO [stderr] 13 | pub struct Client {
Dec 18 04:37:59.340 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 18 04:37:59.340 INFO [stderr]    |
Dec 18 04:37:59.340 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 04:37:59.340 INFO [stderr] 
Dec 18 04:37:59.340 INFO [stderr] warning: field is never used: `server`
Dec 18 04:37:59.340 INFO [stderr]   --> src/client.rs:18:5
Dec 18 04:37:59.340 INFO [stderr]    |
Dec 18 04:37:59.340 INFO [stderr] 18 |     server: Addr<Server>,
Dec 18 04:37:59.340 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:59.340 INFO [stderr] 
Dec 18 04:37:59.341 INFO [stderr] warning: field is never used: `addr`
Dec 18 04:37:59.341 INFO [stderr]  --> src/messages.rs:6:5
Dec 18 04:37:59.341 INFO [stderr]   |
Dec 18 04:37:59.341 INFO [stderr] 6 |     addr: Addr<Session>,
Dec 18 04:37:59.341 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:59.341 INFO [stderr] 
Dec 18 04:37:59.341 INFO [stderr] warning: field is never used: `clients`
Dec 18 04:37:59.341 INFO [stderr]   --> src/server.rs:10:5
Dec 18 04:37:59.341 INFO [stderr]    |
Dec 18 04:37:59.341 INFO [stderr] 10 |     clients: HashMap<usize, Addr<Session>>,
Dec 18 04:37:59.341 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:59.341 INFO [stderr] 
Dec 18 04:37:59.341 INFO [stderr] warning: field is never used: `counter`
Dec 18 04:37:59.341 INFO [stderr]   --> src/server.rs:11:5
Dec 18 04:37:59.341 INFO [stderr]    |
Dec 18 04:37:59.341 INFO [stderr] 11 |     counter: u32,
Dec 18 04:37:59.341 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 18 04:37:59.341 INFO [stderr] 
Dec 18 04:37:59.341 INFO [stderr] warning: struct is never constructed: `User`
Dec 18 04:37:59.341 INFO [stderr]  --> src/user.rs:1:1
Dec 18 04:37:59.341 INFO [stderr]   |
Dec 18 04:37:59.341 INFO [stderr] 1 | pub struct User {}
Dec 18 04:37:59.341 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 18 04:37:59.341 INFO [stderr] 
Dec 18 04:38:01.580 INFO [stderr] warning: unused variable: `sys`
Dec 18 04:38:01.580 INFO [stderr]  --> src/main.rs:7:9
Dec 18 04:38:01.580 INFO [stderr]   |
Dec 18 04:38:01.580 INFO [stderr] 7 |     let sys = System::run(|| {
Dec 18 04:38:01.580 INFO [stderr]   |         ^^^ help: consider using `_sys` instead
Dec 18 04:38:01.580 INFO [stderr]   |
Dec 18 04:38:01.580 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 18 04:38:01.580 INFO [stderr] 
Dec 18 04:38:01.640 INFO [stderr] warning: unused variable: `sys`
Dec 18 04:38:01.640 INFO [stderr]  --> src/main.rs:7:9
Dec 18 04:38:01.640 INFO [stderr]   |
Dec 18 04:38:01.640 INFO [stderr] 7 |     let sys = System::run(|| {
Dec 18 04:38:01.640 INFO [stderr]   |         ^^^ help: consider using `_sys` instead
Dec 18 04:38:01.640 INFO [stderr]   |
Dec 18 04:38:01.640 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 18 04:38:01.640 INFO [stderr] 
Dec 18 04:38:01.683 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
Dec 18 04:38:02.478 INFO running `"docker" "inspect" "e6d6a0feacd7b3661e9f6e66e417da8aa849aae731fe78e5c2a396d8e4eaae90"`
Dec 18 04:38:02.722 INFO running `"docker" "rm" "-f" "e6d6a0feacd7b3661e9f6e66e417da8aa849aae731fe78e5c2a396d8e4eaae90"`
Dec 18 04:38:03.016 INFO [stdout] e6d6a0feacd7b3661e9f6e66e417da8aa849aae731fe78e5c2a396d8e4eaae90