Dec 19 06:57:22.184 INFO checking tobybot11/async-testing against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 06:57:22.184 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/tobybot11/async-testing:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:57:22.666 INFO [stdout] c3aded5d1c4c9bd233d7814033da2663804df6749bde89d996650e98adf0cc88
Dec 19 06:57:22.670 INFO running `"docker" "start" "-a" "c3aded5d1c4c9bd233d7814033da2663804df6749bde89d996650e98adf0cc88"`
Dec 19 06:57:23.758 INFO [stderr]     Checking futures v0.1.17
Dec 19 06:57:26.696 INFO [stderr]     Checking async-testing v0.1.0 (/opt/crater/workdir)
Dec 19 06:57:26.840 INFO [stderr] warning: unused import: `Error`
Dec 19 06:57:26.840 INFO [stderr]  --> src/main.rs:3:30
Dec 19 06:57:26.840 INFO [stderr]   |
Dec 19 06:57:26.840 INFO [stderr] 3 | use std::io::{self, BufRead, Error};
Dec 19 06:57:26.840 INFO [stderr]   |                              ^^^^^
Dec 19 06:57:26.840 INFO [stderr]   |
Dec 19 06:57:26.840 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 06:57:26.840 INFO [stderr] 
Dec 19 06:57:26.840 INFO [stderr] warning: unused import: `Poll`
Dec 19 06:57:26.840 INFO [stderr]  --> src/main.rs:7:37
Dec 19 06:57:26.840 INFO [stderr]   |
Dec 19 06:57:26.840 INFO [stderr] 7 | use futures::{Future, Sink, Stream, Poll};
Dec 19 06:57:26.840 INFO [stderr]   |                                     ^^^^
Dec 19 06:57:26.840 INFO [stderr] 
Dec 19 06:57:26.840 INFO [stderr] warning: unused import: `futures::future::Map`
Dec 19 06:57:26.841 INFO [stderr]   --> src/main.rs:10:5
Dec 19 06:57:26.841 INFO [stderr]    |
Dec 19 06:57:26.841 INFO [stderr] 10 | use futures::future::Map;
Dec 19 06:57:26.841 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 06:57:26.841 INFO [stderr] 
Dec 19 06:57:26.852 INFO [stderr] warning: use of deprecated item 'futures::stream::BoxStream': 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 19 06:57:26.852 INFO [stderr]  --> src/main.rs:8:5
Dec 19 06:57:26.852 INFO [stderr]   |
Dec 19 06:57:26.852 INFO [stderr] 8 | use futures::stream::BoxStream;
Dec 19 06:57:26.852 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:57:26.852 INFO [stderr]   |
Dec 19 06:57:26.852 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 19 06:57:26.852 INFO [stderr] 
Dec 19 06:57:26.852 INFO [stderr] warning: use of deprecated item 'futures::stream::BoxStream': 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 19 06:57:26.852 INFO [stderr]   --> src/main.rs:19:15
Dec 19 06:57:26.852 INFO [stderr]    |
Dec 19 06:57:26.852 INFO [stderr] 19 | fn stdin() -> BoxStream<String, io::Error> {
Dec 19 06:57:26.852 INFO [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:57:26.852 INFO [stderr] 
Dec 19 06:57:26.893 INFO [stderr] warning: use of deprecated item 'futures::Stream::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 19 06:57:26.893 INFO [stderr]   --> src/main.rs:41:36
Dec 19 06:57:26.893 INFO [stderr]    |
Dec 19 06:57:26.893 INFO [stderr] 41 |     return rx.then(|e| e.unwrap()).boxed();
Dec 19 06:57:26.893 INFO [stderr]    |                                    ^^^^^
Dec 19 06:57:26.893 INFO [stderr] 
Dec 19 06:57:26.915 INFO [stderr] warning: unused `futures::sink::Send` that must be used
Dec 19 06:57:26.915 INFO [stderr]   --> src/main.rs:38:9
Dec 19 06:57:26.915 INFO [stderr]    |
Dec 19 06:57:26.915 INFO [stderr] 38 |         tx1.send(Ok(f));
Dec 19 06:57:26.915 INFO [stderr]    |         ^^^^^^^^^^^^^^^^
Dec 19 06:57:26.920 INFO [stderr]    |
Dec 19 06:57:26.920 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 06:57:26.920 INFO [stderr]    = note: futures do nothing unless polled
Dec 19 06:57:26.920 INFO [stderr] 
Dec 19 06:57:26.972 INFO [stderr] warning: unused import: `Error`
Dec 19 06:57:26.974 INFO [stderr]  --> src/main.rs:3:30
Dec 19 06:57:26.974 INFO [stderr]   |
Dec 19 06:57:26.974 INFO [stderr] 3 | use std::io::{self, BufRead, Error};
Dec 19 06:57:26.974 INFO [stderr]   |                              ^^^^^
Dec 19 06:57:26.974 INFO [stderr]   |
Dec 19 06:57:26.974 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 06:57:26.974 INFO [stderr] 
Dec 19 06:57:26.974 INFO [stderr] warning: unused import: `Poll`
Dec 19 06:57:26.974 INFO [stderr]  --> src/main.rs:7:37
Dec 19 06:57:26.974 INFO [stderr]   |
Dec 19 06:57:26.974 INFO [stderr] 7 | use futures::{Future, Sink, Stream, Poll};
Dec 19 06:57:26.974 INFO [stderr]   |                                     ^^^^
Dec 19 06:57:26.974 INFO [stderr] 
Dec 19 06:57:26.974 INFO [stderr] warning: unused import: `futures::future::Map`
Dec 19 06:57:26.974 INFO [stderr]   --> src/main.rs:10:5
Dec 19 06:57:26.974 INFO [stderr]    |
Dec 19 06:57:26.974 INFO [stderr] 10 | use futures::future::Map;
Dec 19 06:57:26.974 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 06:57:26.974 INFO [stderr] 
Dec 19 06:57:26.992 INFO [stderr] warning: use of deprecated item 'futures::stream::BoxStream': 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 19 06:57:26.992 INFO [stderr]  --> src/main.rs:8:5
Dec 19 06:57:26.992 INFO [stderr]   |
Dec 19 06:57:26.992 INFO [stderr] 8 | use futures::stream::BoxStream;
Dec 19 06:57:26.992 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:57:26.992 INFO [stderr]   |
Dec 19 06:57:26.992 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 19 06:57:26.992 INFO [stderr] 
Dec 19 06:57:26.992 INFO [stderr] warning: use of deprecated item 'futures::stream::BoxStream': 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 19 06:57:26.992 INFO [stderr]   --> src/main.rs:19:15
Dec 19 06:57:26.992 INFO [stderr]    |
Dec 19 06:57:26.992 INFO [stderr] 19 | fn stdin() -> BoxStream<String, io::Error> {
Dec 19 06:57:26.992 INFO [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:57:26.992 INFO [stderr] 
Dec 19 06:57:27.024 INFO [stderr] warning: use of deprecated item 'futures::Stream::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 19 06:57:27.024 INFO [stderr]   --> src/main.rs:41:36
Dec 19 06:57:27.024 INFO [stderr]    |
Dec 19 06:57:27.024 INFO [stderr] 41 |     return rx.then(|e| e.unwrap()).boxed();
Dec 19 06:57:27.024 INFO [stderr]    |                                    ^^^^^
Dec 19 06:57:27.024 INFO [stderr] 
Dec 19 06:57:27.040 INFO [stderr] warning: unused `futures::sink::Send` that must be used
Dec 19 06:57:27.040 INFO [stderr]   --> src/main.rs:38:9
Dec 19 06:57:27.040 INFO [stderr]    |
Dec 19 06:57:27.040 INFO [stderr] 38 |         tx1.send(Ok(f));
Dec 19 06:57:27.040 INFO [stderr]    |         ^^^^^^^^^^^^^^^^
Dec 19 06:57:27.040 INFO [stderr]    |
Dec 19 06:57:27.040 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 06:57:27.040 INFO [stderr]    = note: futures do nothing unless polled
Dec 19 06:57:27.040 INFO [stderr] 
Dec 19 06:57:27.092 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.37s
Dec 19 06:57:28.010 INFO running `"docker" "inspect" "c3aded5d1c4c9bd233d7814033da2663804df6749bde89d996650e98adf0cc88"`
Dec 19 06:57:28.238 INFO running `"docker" "rm" "-f" "c3aded5d1c4c9bd233d7814033da2663804df6749bde89d996650e98adf0cc88"`
Dec 19 06:57:28.592 INFO [stdout] c3aded5d1c4c9bd233d7814033da2663804df6749bde89d996650e98adf0cc88