Dec 18 00:01:48.272 INFO checking fuchsnj/actix_bug against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 00:01:48.273 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/fuchsnj/actix_bug:/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 00:01:48.725 INFO [stdout] 9af3249fbca4c8913c5fbcea7759c33a14648d1234f339cd49b8d349cb790200
Dec 18 00:01:48.727 INFO running `"docker" "start" "-a" "9af3249fbca4c8913c5fbcea7759c33a14648d1234f339cd49b8d349cb790200"`
Dec 18 00:01:51.348 INFO [stderr]    Compiling serde v1.0.27
Dec 18 00:01:51.356 INFO [stderr]    Compiling pulldown-cmark v0.1.0
Dec 18 00:01:51.364 INFO [stderr]     Checking iovec v0.1.1
Dec 18 00:01:51.364 INFO [stderr]    Compiling actix_derive v0.1.1
Dec 18 00:01:51.364 INFO [stderr]    Compiling tempdir v0.3.5
Dec 18 00:01:51.364 INFO [stderr]     Checking uuid v0.5.1
Dec 18 00:01:51.364 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 18 00:01:51.364 INFO [stderr]    Compiling serde_derive_internals v0.19.0
Dec 18 00:01:52.246 INFO [stderr]    Compiling backtrace v0.3.5
Dec 18 00:01:52.686 INFO [stderr]     Checking bytes v0.4.6
Dec 18 00:01:53.135 INFO [stderr]     Checking mio v0.6.12
Dec 18 00:01:55.144 INFO [stderr]    Compiling error-chain v0.11.0
Dec 18 00:01:56.359 INFO [stderr]     Checking tokio-io v0.1.4
Dec 18 00:02:01.428 INFO [stderr]     Checking tokio-core v0.1.12
Dec 18 00:02:02.753 INFO [stderr]     Checking mio-uds v0.6.4
Dec 18 00:02:02.760 INFO [stderr]    Compiling serde_derive v1.0.27
Dec 18 00:02:05.124 INFO [stderr]     Checking tokio-signal v0.1.3
Dec 18 00:02:15.939 INFO [stderr]    Compiling serde_json v1.0.9
Dec 18 00:02:15.939 INFO [stderr]    Compiling semver v0.8.0
Dec 18 00:02:20.410 INFO [stderr]    Compiling cargo_metadata v0.3.3
Dec 18 00:02:23.478 INFO [stderr]    Compiling skeptic v0.13.2
Dec 18 00:02:28.003 INFO [stderr]    Compiling actix v0.4.3
Dec 18 00:02:32.203 INFO [stderr]     Checking actix_bug v0.1.0 (/opt/crater/workdir)
Dec 18 00:02:32.746 INFO [stderr] warning: unused imports: `Arbiter`, `SyncAddress`, `msgs`
Dec 18 00:02:32.746 INFO [stderr]  --> src/main.rs:3:13
Dec 18 00:02:32.746 INFO [stderr]   |
Dec 18 00:02:32.746 INFO [stderr] 3 | use actix::{msgs, Actor, Address, Arbiter, Context, System, Handler, ResponseType, ActorFuture, AsyncContext, SyncAddress};
Dec 18 00:02:32.746 INFO [stderr]   |             ^^^^                  ^^^^^^^                                                                     ^^^^^^^^^^^
Dec 18 00:02:32.746 INFO [stderr]   |
Dec 18 00:02:32.746 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 00:02:32.746 INFO [stderr] 
Dec 18 00:02:32.749 INFO [stderr] warning: unused imports: `Arbiter`, `SyncAddress`, `msgs`
Dec 18 00:02:32.750 INFO [stderr]  --> src/main.rs:3:13
Dec 18 00:02:32.750 INFO [stderr]   |
Dec 18 00:02:32.750 INFO [stderr] 3 | use actix::{msgs, Actor, Address, Arbiter, Context, System, Handler, ResponseType, ActorFuture, AsyncContext, SyncAddress};
Dec 18 00:02:32.750 INFO [stderr]   |             ^^^^                  ^^^^^^^                                                                     ^^^^^^^^^^^
Dec 18 00:02:32.750 INFO [stderr]   |
Dec 18 00:02:32.750 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 00:02:32.750 INFO [stderr] 
Dec 18 00:02:32.800 INFO [stderr] warning: unused variable: `addr`
Dec 18 00:02:32.800 INFO [stderr]   --> src/main.rs:49:6
Dec 18 00:02:32.800 INFO [stderr]    |
Dec 18 00:02:32.800 INFO [stderr] 49 |     let addr: Address<_> = MyActor.start();
Dec 18 00:02:32.800 INFO [stderr]    |         ^^^^ help: consider using `_addr` instead
Dec 18 00:02:32.800 INFO [stderr]    |
Dec 18 00:02:32.800 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 00:02:32.800 INFO [stderr] 
Dec 18 00:02:32.801 INFO [stderr] warning: unused variable: `ctx`
Dec 18 00:02:32.801 INFO [stderr]   --> src/main.rs:20:74
Dec 18 00:02:32.801 INFO [stderr]    |
Dec 18 00:02:32.801 INFO [stderr] 20 |             ctx.spawn(wrap_future(addr.upgrade()).and_then(move |sync_address, _, ctx| {
Dec 18 00:02:32.801 INFO [stderr]    |                                                                                   ^^^ help: consider using `_ctx` instead
Dec 18 00:02:32.801 INFO [stderr] 
Dec 18 00:02:32.801 INFO [stderr] warning: unused variable: `actor`
Dec 18 00:02:32.801 INFO [stderr]   --> src/main.rs:14:70
Dec 18 00:02:32.801 INFO [stderr]    |
Dec 18 00:02:32.801 INFO [stderr] 14 |         ctx.spawn(wrap_future(addr.upgrade()).and_then(move |sync_address, actor: &mut MyActor, ctx: &mut Context<MyActor>| {
Dec 18 00:02:32.801 INFO [stderr]    |                                                                            ^^^^^ help: consider using `_actor` instead
Dec 18 00:02:32.801 INFO [stderr] 
Dec 18 00:02:32.801 INFO [stderr] warning: unused variable: `msg`
Dec 18 00:02:32.801 INFO [stderr]   --> src/main.rs:40:23
Dec 18 00:02:32.801 INFO [stderr]    |
Dec 18 00:02:32.801 INFO [stderr] 40 |     fn handle(&mut self, msg: Message, ctx: &mut Self::Context) -> () {
Dec 18 00:02:32.801 INFO [stderr]    |                          ^^^ help: consider using `_msg` instead
Dec 18 00:02:32.801 INFO [stderr] 
Dec 18 00:02:32.801 INFO [stderr] warning: unused variable: `ctx`
Dec 18 00:02:32.801 INFO [stderr]   --> src/main.rs:40:37
Dec 18 00:02:32.801 INFO [stderr]    |
Dec 18 00:02:32.801 INFO [stderr] 40 |     fn handle(&mut self, msg: Message, ctx: &mut Self::Context) -> () {
Dec 18 00:02:32.801 INFO [stderr]    |                                        ^^^ help: consider using `_ctx` instead
Dec 18 00:02:32.801 INFO [stderr] 
Dec 18 00:02:32.801 INFO [stderr] warning: unused variable: `addr`
Dec 18 00:02:32.801 INFO [stderr]   --> src/main.rs:49:6
Dec 18 00:02:32.801 INFO [stderr]    |
Dec 18 00:02:32.801 INFO [stderr] 49 |     let addr: Address<_> = MyActor.start();
Dec 18 00:02:32.801 INFO [stderr]    |         ^^^^ help: consider using `_addr` instead
Dec 18 00:02:32.801 INFO [stderr]    |
Dec 18 00:02:32.801 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 00:02:32.801 INFO [stderr] 
Dec 18 00:02:32.801 INFO [stderr] warning: unused variable: `ctx`
Dec 18 00:02:32.801 INFO [stderr]   --> src/main.rs:20:74
Dec 18 00:02:32.801 INFO [stderr]    |
Dec 18 00:02:32.801 INFO [stderr] 20 |             ctx.spawn(wrap_future(addr.upgrade()).and_then(move |sync_address, _, ctx| {
Dec 18 00:02:32.801 INFO [stderr]    |                                                                                   ^^^ help: consider using `_ctx` instead
Dec 18 00:02:32.801 INFO [stderr] 
Dec 18 00:02:32.801 INFO [stderr] warning: unused variable: `actor`
Dec 18 00:02:32.801 INFO [stderr]   --> src/main.rs:14:70
Dec 18 00:02:32.801 INFO [stderr]    |
Dec 18 00:02:32.801 INFO [stderr] 14 |         ctx.spawn(wrap_future(addr.upgrade()).and_then(move |sync_address, actor: &mut MyActor, ctx: &mut Context<MyActor>| {
Dec 18 00:02:32.801 INFO [stderr]    |                                                                            ^^^^^ help: consider using `_actor` instead
Dec 18 00:02:32.801 INFO [stderr] 
Dec 18 00:02:32.808 INFO [stderr] warning: unused variable: `msg`
Dec 18 00:02:32.808 INFO [stderr]   --> src/main.rs:40:23
Dec 18 00:02:32.808 INFO [stderr]    |
Dec 18 00:02:32.808 INFO [stderr] 40 |     fn handle(&mut self, msg: Message, ctx: &mut Self::Context) -> () {
Dec 18 00:02:32.808 INFO [stderr]    |                          ^^^ help: consider using `_msg` instead
Dec 18 00:02:32.808 INFO [stderr] 
Dec 18 00:02:32.808 INFO [stderr] warning: unused variable: `ctx`
Dec 18 00:02:32.808 INFO [stderr]   --> src/main.rs:40:37
Dec 18 00:02:32.808 INFO [stderr]    |
Dec 18 00:02:32.808 INFO [stderr] 40 |     fn handle(&mut self, msg: Message, ctx: &mut Self::Context) -> () {
Dec 18 00:02:32.808 INFO [stderr]    |                                        ^^^ help: consider using `_ctx` instead
Dec 18 00:02:32.808 INFO [stderr] 
Dec 18 00:02:32.876 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.69s
Dec 18 00:02:33.935 INFO running `"docker" "inspect" "9af3249fbca4c8913c5fbcea7759c33a14648d1234f339cd49b8d349cb790200"`
Dec 18 00:02:34.226 INFO running `"docker" "rm" "-f" "9af3249fbca4c8913c5fbcea7759c33a14648d1234f339cd49b8d349cb790200"`
Dec 18 00:02:34.608 INFO [stdout] 9af3249fbca4c8913c5fbcea7759c33a14648d1234f339cd49b8d349cb790200