Dec 18 04:36:54.254 INFO checking acmumn/chat against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 04:36:54.254 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 04:36:54.736 INFO [stdout] 7607023bed09c1439672c3e03618d2a901557cef97f1888546aa881c2c785602
Dec 18 04:36:54.738 INFO running `"docker" "start" "-a" "7607023bed09c1439672c3e03618d2a901557cef97f1888546aa881c2c785602"`
Dec 18 04:36:56.912 INFO [stderr]    Compiling ring v0.13.3
Dec 18 04:36:56.936 INFO [stderr]     Checking tokio-mockstream v1.1.0
Dec 18 04:36:56.949 INFO [stderr]    Compiling structopt-derive v0.2.13
Dec 18 04:36:56.952 INFO [stderr]     Checking tokio-tls v0.2.0
Dec 18 04:36:56.953 INFO [stderr]     Checking tokio-core v0.1.17
Dec 18 04:37:03.190 INFO [stderr]     Checking irc v0.13.6
Dec 18 04:37:06.978 INFO [stderr]     Checking structopt v0.2.13
Dec 18 04:37:11.105 INFO [stderr]     Checking webpki v0.18.1
Dec 18 04:37:11.105 INFO [stderr]     Checking sct v0.4.0
Dec 18 04:37:12.008 INFO [stderr]     Checking rustls v0.14.0
Dec 18 04:37:12.008 INFO [stderr]     Checking webpki-roots v0.15.0
Dec 18 04:37:16.401 INFO [stderr]     Checking tokio-rustls v0.8.0
Dec 18 04:37:17.488 INFO [stderr]     Checking actix-net v0.2.2
Dec 18 04:37:20.908 INFO [stderr]     Checking chat v0.1.0 (/opt/crater/workdir)
Dec 18 04:37:24.091 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 04:37:24.091 INFO [stderr]  --> src/lib.rs:8:1
Dec 18 04:37:24.091 INFO [stderr]   |
Dec 18 04:37:24.091 INFO [stderr] 8 | #[macro_use]
Dec 18 04:37:24.091 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 04:37:24.091 INFO [stderr]   |
Dec 18 04:37:24.091 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 04:37:24.091 INFO [stderr] 
Dec 18 04:37:24.092 INFO [stderr] warning: unused import: `TcpConnect`
Dec 18 04:37:24.092 INFO [stderr]  --> src/server.rs:7:5
Dec 18 04:37:24.092 INFO [stderr]   |
Dec 18 04:37:24.092 INFO [stderr] 7 | use TcpConnect;
Dec 18 04:37:24.092 INFO [stderr]   |     ^^^^^^^^^^
Dec 18 04:37:24.092 INFO [stderr] 
Dec 18 04:37:24.136 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 04:37:24.140 INFO [stderr]  --> src/lib.rs:8:1
Dec 18 04:37:24.140 INFO [stderr]   |
Dec 18 04:37:24.141 INFO [stderr] 8 | #[macro_use]
Dec 18 04:37:24.141 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 04:37:24.141 INFO [stderr]   |
Dec 18 04:37:24.141 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 04:37:24.142 INFO [stderr] 
Dec 18 04:37:24.142 INFO [stderr] warning: unused import: `TcpConnect`
Dec 18 04:37:24.142 INFO [stderr]  --> src/server.rs:7:5
Dec 18 04:37:24.142 INFO [stderr]   |
Dec 18 04:37:24.143 INFO [stderr] 7 | use TcpConnect;
Dec 18 04:37:24.143 INFO [stderr]   |     ^^^^^^^^^^
Dec 18 04:37:24.143 INFO [stderr] 
Dec 18 04:37:24.242 INFO [stderr] warning: unused variable: `framed`
Dec 18 04:37:24.243 INFO [stderr]   --> src/client.rs:24:9
Dec 18 04:37:24.243 INFO [stderr]    |
Dec 18 04:37:24.243 INFO [stderr] 24 |         framed: FramedWrite<WriteHalf<TcpStream>, ClientCodec>,
Dec 18 04:37:24.243 INFO [stderr]    |         ^^^^^^ help: consider using `_framed` instead
Dec 18 04:37:24.244 INFO [stderr]    |
Dec 18 04:37:24.244 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 04:37:24.244 INFO [stderr] 
Dec 18 04:37:24.245 INFO [stderr] warning: unused variable: `ctx`
Dec 18 04:37:24.245 INFO [stderr]   --> src/client.rs:33:40
Dec 18 04:37:24.245 INFO [stderr]    |
Dec 18 04:37:24.245 INFO [stderr] 33 |     fn handle(&mut self, msg: Request, ctx: &mut Self::Context) {
Dec 18 04:37:24.246 INFO [stderr]    |                                        ^^^ help: consider using `_ctx` instead
Dec 18 04:37:24.246 INFO [stderr] 
Dec 18 04:37:24.248 INFO [stderr] warning: unused variable: `msg`
Dec 18 04:37:24.248 INFO [stderr]   --> src/server.rs:29:26
Dec 18 04:37:24.249 INFO [stderr]    |
Dec 18 04:37:24.249 INFO [stderr] 29 |     fn handle(&mut self, msg: messages::ClientConnect, _: &mut Context<Self>) -> Self::Result {
Dec 18 04:37:24.249 INFO [stderr]    |                          ^^^ help: consider using `_msg` instead
Dec 18 04:37:24.249 INFO [stderr] 
Dec 18 04:37:24.276 INFO [stderr] warning: struct is never constructed: `Client`
Dec 18 04:37:24.277 INFO [stderr]   --> src/client.rs:13:1
Dec 18 04:37:24.277 INFO [stderr]    |
Dec 18 04:37:24.277 INFO [stderr] 13 | pub struct Client {
Dec 18 04:37:24.277 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 18 04:37:24.278 INFO [stderr]    |
Dec 18 04:37:24.278 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 04:37:24.278 INFO [stderr] 
Dec 18 04:37:24.279 INFO [stderr] warning: field is never used: `server`
Dec 18 04:37:24.279 INFO [stderr]   --> src/client.rs:18:5
Dec 18 04:37:24.279 INFO [stderr]    |
Dec 18 04:37:24.280 INFO [stderr] 18 |     server: Addr<Server>,
Dec 18 04:37:24.280 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:24.280 INFO [stderr] 
Dec 18 04:37:24.281 INFO [stderr] warning: field is never used: `addr`
Dec 18 04:37:24.281 INFO [stderr]  --> src/messages.rs:6:5
Dec 18 04:37:24.281 INFO [stderr]   |
Dec 18 04:37:24.281 INFO [stderr] 6 |     addr: Addr<Session>,
Dec 18 04:37:24.282 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:24.282 INFO [stderr] 
Dec 18 04:37:24.282 INFO [stderr] warning: field is never used: `clients`
Dec 18 04:37:24.282 INFO [stderr]   --> src/server.rs:10:5
Dec 18 04:37:24.283 INFO [stderr]    |
Dec 18 04:37:24.283 INFO [stderr] 10 |     clients: HashMap<usize, Addr<Session>>,
Dec 18 04:37:24.283 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:24.284 INFO [stderr] 
Dec 18 04:37:24.284 INFO [stderr] warning: field is never used: `counter`
Dec 18 04:37:24.284 INFO [stderr]   --> src/server.rs:11:5
Dec 18 04:37:24.284 INFO [stderr]    |
Dec 18 04:37:24.285 INFO [stderr] 11 |     counter: u32,
Dec 18 04:37:24.285 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 18 04:37:24.285 INFO [stderr] 
Dec 18 04:37:24.286 INFO [stderr] warning: struct is never constructed: `User`
Dec 18 04:37:24.286 INFO [stderr]  --> src/user.rs:1:1
Dec 18 04:37:24.286 INFO [stderr]   |
Dec 18 04:37:24.287 INFO [stderr] 1 | pub struct User {}
Dec 18 04:37:24.287 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 18 04:37:24.287 INFO [stderr] 
Dec 18 04:37:24.300 INFO [stderr] warning: unused variable: `framed`
Dec 18 04:37:24.300 INFO [stderr]   --> src/client.rs:24:9
Dec 18 04:37:24.301 INFO [stderr]    |
Dec 18 04:37:24.301 INFO [stderr] 24 |         framed: FramedWrite<WriteHalf<TcpStream>, ClientCodec>,
Dec 18 04:37:24.301 INFO [stderr]    |         ^^^^^^ help: consider using `_framed` instead
Dec 18 04:37:24.301 INFO [stderr]    |
Dec 18 04:37:24.302 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 04:37:24.302 INFO [stderr] 
Dec 18 04:37:24.302 INFO [stderr] warning: unused variable: `ctx`
Dec 18 04:37:24.302 INFO [stderr]   --> src/client.rs:33:40
Dec 18 04:37:24.302 INFO [stderr]    |
Dec 18 04:37:24.303 INFO [stderr] 33 |     fn handle(&mut self, msg: Request, ctx: &mut Self::Context) {
Dec 18 04:37:24.303 INFO [stderr]    |                                        ^^^ help: consider using `_ctx` instead
Dec 18 04:37:24.303 INFO [stderr] 
Dec 18 04:37:24.303 INFO [stderr] warning: unused variable: `msg`
Dec 18 04:37:24.304 INFO [stderr]   --> src/server.rs:29:26
Dec 18 04:37:24.304 INFO [stderr]    |
Dec 18 04:37:24.304 INFO [stderr] 29 |     fn handle(&mut self, msg: messages::ClientConnect, _: &mut Context<Self>) -> Self::Result {
Dec 18 04:37:24.304 INFO [stderr]    |                          ^^^ help: consider using `_msg` instead
Dec 18 04:37:24.304 INFO [stderr] 
Dec 18 04:37:24.333 INFO [stderr] warning: struct is never constructed: `Client`
Dec 18 04:37:24.333 INFO [stderr]   --> src/client.rs:13:1
Dec 18 04:37:24.333 INFO [stderr]    |
Dec 18 04:37:24.333 INFO [stderr] 13 | pub struct Client {
Dec 18 04:37:24.333 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 18 04:37:24.333 INFO [stderr]    |
Dec 18 04:37:24.333 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 04:37:24.333 INFO [stderr] 
Dec 18 04:37:24.333 INFO [stderr] warning: field is never used: `server`
Dec 18 04:37:24.333 INFO [stderr]   --> src/client.rs:18:5
Dec 18 04:37:24.333 INFO [stderr]    |
Dec 18 04:37:24.333 INFO [stderr] 18 |     server: Addr<Server>,
Dec 18 04:37:24.333 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:24.333 INFO [stderr] 
Dec 18 04:37:24.333 INFO [stderr] warning: field is never used: `addr`
Dec 18 04:37:24.333 INFO [stderr]  --> src/messages.rs:6:5
Dec 18 04:37:24.333 INFO [stderr]   |
Dec 18 04:37:24.333 INFO [stderr] 6 |     addr: Addr<Session>,
Dec 18 04:37:24.333 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:24.333 INFO [stderr] 
Dec 18 04:37:24.333 INFO [stderr] warning: field is never used: `clients`
Dec 18 04:37:24.333 INFO [stderr]   --> src/server.rs:10:5
Dec 18 04:37:24.334 INFO [stderr]    |
Dec 18 04:37:24.334 INFO [stderr] 10 |     clients: HashMap<usize, Addr<Session>>,
Dec 18 04:37:24.334 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 04:37:24.334 INFO [stderr] 
Dec 18 04:37:24.334 INFO [stderr] warning: field is never used: `counter`
Dec 18 04:37:24.334 INFO [stderr]   --> src/server.rs:11:5
Dec 18 04:37:24.334 INFO [stderr]    |
Dec 18 04:37:24.334 INFO [stderr] 11 |     counter: u32,
Dec 18 04:37:24.334 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 18 04:37:24.334 INFO [stderr] 
Dec 18 04:37:24.334 INFO [stderr] warning: struct is never constructed: `User`
Dec 18 04:37:24.334 INFO [stderr]  --> src/user.rs:1:1
Dec 18 04:37:24.334 INFO [stderr]   |
Dec 18 04:37:24.334 INFO [stderr] 1 | pub struct User {}
Dec 18 04:37:24.334 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 18 04:37:24.334 INFO [stderr] 
Dec 18 04:37:26.708 INFO [stderr] warning: unused variable: `sys`
Dec 18 04:37:26.708 INFO [stderr]  --> src/main.rs:7:9
Dec 18 04:37:26.708 INFO [stderr]   |
Dec 18 04:37:26.708 INFO [stderr] 7 |     let sys = System::run(|| {
Dec 18 04:37:26.708 INFO [stderr]   |         ^^^ help: consider using `_sys` instead
Dec 18 04:37:26.708 INFO [stderr]   |
Dec 18 04:37:26.708 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 18 04:37:26.708 INFO [stderr] 
Dec 18 04:37:26.708 INFO [stderr] warning: unused variable: `sys`
Dec 18 04:37:26.708 INFO [stderr]  --> src/main.rs:7:9
Dec 18 04:37:26.708 INFO [stderr]   |
Dec 18 04:37:26.708 INFO [stderr] 7 |     let sys = System::run(|| {
Dec 18 04:37:26.708 INFO [stderr]   |         ^^^ help: consider using `_sys` instead
Dec 18 04:37:26.708 INFO [stderr]   |
Dec 18 04:37:26.708 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 18 04:37:26.708 INFO [stderr] 
Dec 18 04:37:26.770 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.28s
Dec 18 04:37:27.492 INFO running `"docker" "inspect" "7607023bed09c1439672c3e03618d2a901557cef97f1888546aa881c2c785602"`
Dec 18 04:37:27.828 INFO running `"docker" "rm" "-f" "7607023bed09c1439672c3e03618d2a901557cef97f1888546aa881c2c785602"`
Dec 18 04:37:28.072 INFO [stdout] 7607023bed09c1439672c3e03618d2a901557cef97f1888546aa881c2c785602