[INFO] crate tokio-stdout 0.1.0 is already in cache
[INFO] extracting crate tokio-stdout 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/tokio-stdout/0.1.0
[INFO] extracting crate tokio-stdout 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-stdout/0.1.0
[INFO] validating manifest of tokio-stdout-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tokio-stdout-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/reg/tokio-stdout/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tokio-stdout-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2b1af996810976d4f8e8a86de2101c7e1aa8baaab56766468e4ee4671f48d6b1
[INFO] running `"docker" "start" "-a" "2b1af996810976d4f8e8a86de2101c7e1aa8baaab56766468e4ee4671f48d6b1"`
[INFO] [stderr]    Compiling tokio-stdout v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "2b1af996810976d4f8e8a86de2101c7e1aa8baaab56766468e4ee4671f48d6b1"`
[INFO] running `"docker" "rm" "-f" "2b1af996810976d4f8e8a86de2101c7e1aa8baaab56766468e4ee4671f48d6b1"`
[INFO] [stdout] 2b1af996810976d4f8e8a86de2101c7e1aa8baaab56766468e4ee4671f48d6b1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6e201d9fd7457b57bc533ac5b8d48f66fc344c8df3a9dd8b20c3dcd76c416ff3
[INFO] running `"docker" "start" "-a" "6e201d9fd7457b57bc533ac5b8d48f66fc344c8df3a9dd8b20c3dcd76c416ff3"`
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling tokio-fmt-encoder v0.2.0
[INFO] [stderr]    Compiling 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 1.89s
[INFO] running `"docker" "inspect" "6e201d9fd7457b57bc533ac5b8d48f66fc344c8df3a9dd8b20c3dcd76c416ff3"`
[INFO] running `"docker" "rm" "-f" "6e201d9fd7457b57bc533ac5b8d48f66fc344c8df3a9dd8b20c3dcd76c416ff3"`
[INFO] [stdout] 6e201d9fd7457b57bc533ac5b8d48f66fc344c8df3a9dd8b20c3dcd76c416ff3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 7998bb7cb94f9f064eaa0a361356e12a4e6b484ff7b0944733cb9147cbe2072b
[INFO] running `"docker" "start" "-a" "7998bb7cb94f9f064eaa0a361356e12a4e6b484ff7b0944733cb9147cbe2072b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tokio_stdout-8933f3cf3b85c70d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-stdout
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7998bb7cb94f9f064eaa0a361356e12a4e6b484ff7b0944733cb9147cbe2072b"`
[INFO] running `"docker" "rm" "-f" "7998bb7cb94f9f064eaa0a361356e12a4e6b484ff7b0944733cb9147cbe2072b"`
[INFO] [stdout] 7998bb7cb94f9f064eaa0a361356e12a4e6b484ff7b0944733cb9147cbe2072b