[INFO] fetching crate tokio-stdout 0.1.0...
[INFO] testing tokio-stdout-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate tokio-stdout 0.1.0 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate tokio-stdout 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-stdout 0.1.0
[INFO] finished tweaking crates.io crate tokio-stdout 0.1.0
[INFO] tweaked toml for crates.io crate tokio-stdout 0.1.0 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5df10572913955fb59c3bc70e8296a53c87e60c422093581a949911215102414
[INFO] running `Command { std: "docker" "start" "-a" "5df10572913955fb59c3bc70e8296a53c87e60c422093581a949911215102414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5df10572913955fb59c3bc70e8296a53c87e60c422093581a949911215102414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df10572913955fb59c3bc70e8296a53c87e60c422093581a949911215102414", kill_on_drop: false }`
[INFO] [stdout] 5df10572913955fb59c3bc70e8296a53c87e60c422093581a949911215102414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c392f49ba82d69b2cefde2e6800ba20d058d3a6d78a7de39de20aff7ff0f444
[INFO] running `Command { std: "docker" "start" "-a" "6c392f49ba82d69b2cefde2e6800ba20d058d3a6d78a7de39de20aff7ff0f444", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-stdout v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.53s
[INFO] running `Command { std: "docker" "inspect" "6c392f49ba82d69b2cefde2e6800ba20d058d3a6d78a7de39de20aff7ff0f444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c392f49ba82d69b2cefde2e6800ba20d058d3a6d78a7de39de20aff7ff0f444", kill_on_drop: false }`
[INFO] [stdout] 6c392f49ba82d69b2cefde2e6800ba20d058d3a6d78a7de39de20aff7ff0f444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0846893e2ed23bfc60adcb6017eb38c8c6e3cded05068b5d78c76314d18ea329
[INFO] running `Command { std: "docker" "start" "-a" "0846893e2ed23bfc60adcb6017eb38c8c6e3cded05068b5d78c76314d18ea329", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling tokio-fmt-encoder v0.2.0
[INFO] [stderr]    Compiling tokio-timer v0.1.2
[INFO] [stderr]    Compiling tokio-stdout v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `futures::stream::MapErr` in tuple element 0 that must be used
[INFO] [stdout]   --> examples/timer.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | /     Timer::default()
[INFO] [stdout] 25 | |         .interval(Duration::from_secs(1))
[INFO] [stdout] 26 | |         .map(|()| String::from("hello"))
[INFO] [stdout] 27 | |         .map_err(Error::Timer)
[INFO] [stdout] 28 | |         .forward(spawn_encoder_sink_unbounded(encoder).sink_map_err(Error::Stdout))
[INFO] [stdout] 29 | |         .wait()
[INFO] [stdout] 30 | |         .unwrap();
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `SinkMapErr` in tuple element 1 that must be used
[INFO] [stdout]   --> examples/timer.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | /     Timer::default()
[INFO] [stdout] 25 | |         .interval(Duration::from_secs(1))
[INFO] [stdout] 26 | |         .map(|()| String::from("hello"))
[INFO] [stdout] 27 | |         .map_err(Error::Timer)
[INFO] [stdout] 28 | |         .forward(spawn_encoder_sink_unbounded(encoder).sink_map_err(Error::Stdout))
[INFO] [stdout] 29 | |         .wait()
[INFO] [stdout] 30 | |         .unwrap();
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: sinks do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "0846893e2ed23bfc60adcb6017eb38c8c6e3cded05068b5d78c76314d18ea329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0846893e2ed23bfc60adcb6017eb38c8c6e3cded05068b5d78c76314d18ea329", kill_on_drop: false }`
[INFO] [stdout] 0846893e2ed23bfc60adcb6017eb38c8c6e3cded05068b5d78c76314d18ea329
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e84eb48072a815229108b536d2a0e616803bef5c88a8a0d220128770e8eec100
[INFO] running `Command { std: "docker" "start" "-a" "e84eb48072a815229108b536d2a0e616803bef5c88a8a0d220128770e8eec100", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused `futures::stream::MapErr` in tuple element 0 that must be used
[INFO] [stdout] 
[INFO] [stderr]   --> examples/timer.rs:24:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 24 | /     Timer::default()
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 25 | |         .interval(Duration::from_secs(1))
[INFO] [stdout] 
[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 `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] warning: `tokio-stdout` (example "timer") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_stdout-4e26ef0fa672bd09)
[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; finished in 0.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e84eb48072a815229108b536d2a0e616803bef5c88a8a0d220128770e8eec100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84eb48072a815229108b536d2a0e616803bef5c88a8a0d220128770e8eec100", kill_on_drop: false }`
[INFO] [stdout] e84eb48072a815229108b536d2a0e616803bef5c88a8a0d220128770e8eec100