[INFO] crate tokio-stdout 0.1.0 is already in cache
[INFO] extracting crate tokio-stdout 0.1.0 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/tokio-stdout/0.1.0
[INFO] extracting crate tokio-stdout 0.1.0 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/tokio-stdout/0.1.0
[INFO] validating manifest of tokio-stdout-0.1.0 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tokio-stdout-0.1.0 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tokio-stdout-0.1.0
[INFO] finished frobbing tokio-stdout-0.1.0
[INFO] frobbed toml for tokio-stdout-0.1.0 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/tokio-stdout/0.1.0/Cargo.toml
[INFO] started frobbing tokio-stdout-0.1.0
[INFO] finished frobbing tokio-stdout-0.1.0
[INFO] frobbed toml for tokio-stdout-0.1.0 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/tokio-stdout/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tokio-stdout-0.1.0 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-6/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/tokio-stdout/0.1.0:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7b404e45bd55b6444675b2d685cc58a036cede29f826e17f0eb6943030481a5c
[INFO] running `"docker" "start" "-a" "7b404e45bd55b6444675b2d685cc58a036cede29f826e17f0eb6943030481a5c"`
[INFO] [stderr]     Checking tokio-fmt-encoder v0.2.0
[INFO] [stderr]     Checking tokio-stdout v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `futures::stream::MapErr` in tuple element 0 that must be used
[INFO] [stderr]   --> examples/timer.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | /     Timer::default()
[INFO] [stderr] 25 | |         .interval(Duration::from_secs(1))
[INFO] [stderr] 26 | |         .map(|()| String::from("hello"))
[INFO] [stderr] 27 | |         .map_err(Error::Timer)
[INFO] [stderr] 28 | |         .forward(spawn_encoder_sink_unbounded(encoder).sink_map_err(Error::Stdout))
[INFO] [stderr] 29 | |         .wait()
[INFO] [stderr] 30 | |         .unwrap();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `futures::sink::SinkMapErr` in tuple element 1 that must be used
[INFO] [stderr]   --> examples/timer.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | /     Timer::default()
[INFO] [stderr] 25 | |         .interval(Duration::from_secs(1))
[INFO] [stderr] 26 | |         .map(|()| String::from("hello"))
[INFO] [stderr] 27 | |         .map_err(Error::Timer)
[INFO] [stderr] 28 | |         .forward(spawn_encoder_sink_unbounded(encoder).sink_map_err(Error::Stdout))
[INFO] [stderr] 29 | |         .wait()
[INFO] [stderr] 30 | |         .unwrap();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: sinks do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "7b404e45bd55b6444675b2d685cc58a036cede29f826e17f0eb6943030481a5c"`
[INFO] running `"docker" "rm" "-f" "7b404e45bd55b6444675b2d685cc58a036cede29f826e17f0eb6943030481a5c"`
[INFO] [stdout] 7b404e45bd55b6444675b2d685cc58a036cede29f826e17f0eb6943030481a5c