[INFO] fetching crate tokio-simplified 0.2.2...
[INFO] testing tokio-simplified-0.2.2 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate tokio-simplified 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate tokio-simplified 0.2.2
[INFO] finished tweaking crates.io crate tokio-simplified 0.2.2
[INFO] tweaked toml for crates.io crate tokio-simplified 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-simplified 0.2.2 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tokio-simplified 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-uds v0.2.5
[INFO] [stderr]   Downloaded tokio-reactor v0.1.9
[INFO] [stderr]   Downloaded tokio-sync v0.1.5
[INFO] [stderr]   Downloaded tokio v0.1.20
[INFO] [stderr]   Downloaded tokio-udp v0.1.3
[INFO] [stderr]   Downloaded tokio-fs v0.1.6
[INFO] [stderr]   Downloaded lazy_static v1.3.0
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.1
[INFO] [stderr]   Downloaded tokio-codec v0.1.1
[INFO] [stderr]   Downloaded memoffset v0.2.1
[INFO] [stderr]   Downloaded nodrop v0.1.13
[INFO] [stderr]   Downloaded fnv v1.0.6
[INFO] [stderr]   Downloaded bitflags v1.0.4
[INFO] [stderr]   Downloaded scopeguard v0.3.3
[INFO] [stderr]   Downloaded tokio-executor v0.1.7
[INFO] [stderr]   Downloaded owning_ref v0.4.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.1.2
[INFO] [stderr]   Downloaded num_cpus v1.10.0
[INFO] [stderr]   Downloaded log v0.4.6
[INFO] [stderr]   Downloaded iovec v0.1.2
[INFO] [stderr]   Downloaded mio-uds v0.6.7
[INFO] [stderr]   Downloaded byteorder v1.3.1
[INFO] [stderr]   Downloaded smallvec v0.6.9
[INFO] [stderr]   Downloaded autocfg v0.1.2
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded net2 v0.2.33
[INFO] [stderr]   Downloaded tokio-trace-core v0.1.0
[INFO] [stderr]   Downloaded arrayvec v0.4.10
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.5
[INFO] [stderr]   Downloaded parking_lot v0.7.1
[INFO] [stderr]   Downloaded parking_lot_core v0.4.0
[INFO] [stderr]   Downloaded futures v0.1.27
[INFO] [stderr]   Downloaded lock_api v0.1.5
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.1
[INFO] [stderr]   Downloaded tokio-tcp v0.1.3
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.6
[INFO] [stderr]   Downloaded tokio-io v0.1.12
[INFO] [stderr]   Downloaded tokio-timer v0.2.11
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.14
[INFO] [stderr]   Downloaded mio v0.6.17
[INFO] [stderr]   Downloaded libc v0.2.55
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded futures-promises v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cf91b83911842a4fb9378cb333594bdb248aea96687963924be8085f19c8211
[INFO] running `Command { std: "docker" "start" "-a" "3cf91b83911842a4fb9378cb333594bdb248aea96687963924be8085f19c8211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cf91b83911842a4fb9378cb333594bdb248aea96687963924be8085f19c8211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cf91b83911842a4fb9378cb333594bdb248aea96687963924be8085f19c8211", kill_on_drop: false }`
[INFO] [stdout] 3cf91b83911842a4fb9378cb333594bdb248aea96687963924be8085f19c8211
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff5103791a763622e4bef9aeca77e00a2ea98f8ac538634c07e5cdf6ac8469e4
[INFO] running `Command { std: "docker" "start" "-a" "ff5103791a763622e4bef9aeca77e00a2ea98f8ac538634c07e5cdf6ac8469e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling futures v0.1.27
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling tokio-sync v0.1.5
[INFO] [stderr]    Compiling mio v0.6.17
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-trace-core v0.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling futures-promises v0.1.7
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.20
[INFO] [stderr]    Compiling tokio-simplified v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 87 |     BF = (fn(
[INFO] [stdout]    |          ^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     ) -> Option<<StreamType as Stream>::Item>),
[INFO] [stdout]    |                                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 87 ~     BF = fn(
[INFO] [stdout] 88 |         <StreamType as Stream>::Item,
[INFO] [stdout] 89 |         &mut IoWriter<<SinkType as Sink>::SinkItem>,
[INFO] [stdout] 90 ~     ) -> Option<<StreamType as Stream>::Item> ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:91:11
[INFO] [stdout]    |
[INFO] [stdout] 91 |     BEH = (fn(<StreamType as Stream>::Error)),
[INFO] [stdout]    |           ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 91 -     BEH = (fn(<StreamType as Stream>::Error)),
[INFO] [stdout] 91 +     BEH = fn(<StreamType as Stream>::Error) ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:109:48
[INFO] [stdout]     |
[INFO] [stdout] 109 | type DefaultFilterType<SinkType, StreamType> = (fn(
[INFO] [stdout]     |                                                ^
[INFO] [stdout] ...
[INFO] [stdout] 112 | ) -> Option<<StreamType as Stream>::Item>);
[INFO] [stdout]     |                                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 109 ~ type DefaultFilterType<SinkType, StreamType> = fn(
[INFO] [stdout] 110 |     <StreamType as Stream>::Item,
[INFO] [stdout] 111 |     &mut IoWriter<<SinkType as Sink>::SinkItem>,
[INFO] [stdout] 112 ~ ) -> Option<<StreamType as Stream>::Item> ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:113:44
[INFO] [stdout]     |
[INFO] [stdout] 113 | type DefaultErrorHandlerType<StreamType> = (fn(<StreamType as Stream>::Error));
[INFO] [stdout]     |                                            ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 - type DefaultErrorHandlerType<StreamType> = (fn(<StreamType as Stream>::Error));
[INFO] [stdout] 113 + type DefaultErrorHandlerType<StreamType> = fn(<StreamType as Stream>::Error) ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.15s
[INFO] running `Command { std: "docker" "inspect" "ff5103791a763622e4bef9aeca77e00a2ea98f8ac538634c07e5cdf6ac8469e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5103791a763622e4bef9aeca77e00a2ea98f8ac538634c07e5cdf6ac8469e4", kill_on_drop: false }`
[INFO] [stdout] ff5103791a763622e4bef9aeca77e00a2ea98f8ac538634c07e5cdf6ac8469e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13301354def9307c3c990a25dcce14dac5b3825e5990c0ff3b86e85e56079d46
[INFO] running `Command { std: "docker" "start" "-a" "13301354def9307c3c990a25dcce14dac5b3825e5990c0ff3b86e85e56079d46", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 87 |     BF = (fn(
[INFO] [stdout]    |          ^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     ) -> Option<<StreamType as Stream>::Item>),
[INFO] [stdout]    |                                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 87 ~     BF = fn(
[INFO] [stdout] 88 |         <StreamType as Stream>::Item,
[INFO] [stdout] 89 |         &mut IoWriter<<SinkType as Sink>::SinkItem>,
[INFO] [stdout] 90 ~     ) -> Option<<StreamType as Stream>::Item> ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:91:11
[INFO] [stdout]    |
[INFO] [stdout] 91 |     BEH = (fn(<StreamType as Stream>::Error)),
[INFO] [stdout]    |           ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 91 -     BEH = (fn(<StreamType as Stream>::Error)),
[INFO] [stdout] 91 +     BEH = fn(<StreamType as Stream>::Error) ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-simplified v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:109:48
[INFO] [stdout]     |
[INFO] [stdout] 109 | type DefaultFilterType<SinkType, StreamType> = (fn(
[INFO] [stdout]     |                                                ^
[INFO] [stdout] ...
[INFO] [stdout] 112 | ) -> Option<<StreamType as Stream>::Item>);
[INFO] [stdout]     |                                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 109 ~ type DefaultFilterType<SinkType, StreamType> = fn(
[INFO] [stdout] 110 |     <StreamType as Stream>::Item,
[INFO] [stdout] 111 |     &mut IoWriter<<SinkType as Sink>::SinkItem>,
[INFO] [stdout] 112 ~ ) -> Option<<StreamType as Stream>::Item> ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:113:44
[INFO] [stdout]     |
[INFO] [stdout] 113 | type DefaultErrorHandlerType<StreamType> = (fn(<StreamType as Stream>::Error));
[INFO] [stdout]     |                                            ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 - type DefaultErrorHandlerType<StreamType> = (fn(<StreamType as Stream>::Error));
[INFO] [stdout] 113 + type DefaultErrorHandlerType<StreamType> = fn(<StreamType as Stream>::Error) ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:87:10
[INFO] [stdout]    |
[INFO] [stdout] 87 |     BF = (fn(
[INFO] [stdout]    |          ^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     ) -> Option<<StreamType as Stream>::Item>),
[INFO] [stdout]    |                                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 87 ~     BF = fn(
[INFO] [stdout] 88 |         <StreamType as Stream>::Item,
[INFO] [stdout] 89 |         &mut IoWriter<<SinkType as Sink>::SinkItem>,
[INFO] [stdout] 90 ~     ) -> Option<<StreamType as Stream>::Item> ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:91:11
[INFO] [stdout]    |
[INFO] [stdout] 91 |     BEH = (fn(<StreamType as Stream>::Error)),
[INFO] [stdout]    |           ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 91 -     BEH = (fn(<StreamType as Stream>::Error)),
[INFO] [stdout] 91 +     BEH = fn(<StreamType as Stream>::Error) ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:109:48
[INFO] [stdout]     |
[INFO] [stdout] 109 | type DefaultFilterType<SinkType, StreamType> = (fn(
[INFO] [stdout]     |                                                ^
[INFO] [stdout] ...
[INFO] [stdout] 112 | ) -> Option<<StreamType as Stream>::Item>);
[INFO] [stdout]     |                                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 109 ~ type DefaultFilterType<SinkType, StreamType> = fn(
[INFO] [stdout] 110 |     <StreamType as Stream>::Item,
[INFO] [stdout] 111 |     &mut IoWriter<<SinkType as Sink>::SinkItem>,
[INFO] [stdout] 112 ~ ) -> Option<<StreamType as Stream>::Item> ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/lib.rs:113:44
[INFO] [stdout]     |
[INFO] [stdout] 113 | type DefaultErrorHandlerType<StreamType> = (fn(<StreamType as Stream>::Error));
[INFO] [stdout]     |                                            ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 - type DefaultErrorHandlerType<StreamType> = (fn(<StreamType as Stream>::Error));
[INFO] [stdout] 113 + type DefaultErrorHandlerType<StreamType> = fn(<StreamType as Stream>::Error) ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "13301354def9307c3c990a25dcce14dac5b3825e5990c0ff3b86e85e56079d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13301354def9307c3c990a25dcce14dac5b3825e5990c0ff3b86e85e56079d46", kill_on_drop: false }`
[INFO] [stdout] 13301354def9307c3c990a25dcce14dac5b3825e5990c0ff3b86e85e56079d46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9912751d8f2aa72edb21a7429c384966125b95ab9ca1eed5ea2450afc5a0819e
[INFO] running `Command { std: "docker" "start" "-a" "9912751d8f2aa72edb21a7429c384966125b95ab9ca1eed5ea2450afc5a0819e", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:87:10
[INFO] [stderr]    |
[INFO] [stderr] 87 |     BF = (fn(
[INFO] [stderr]    |          ^
[INFO] [stderr] ...
[INFO] [stderr] 90 |     ) -> Option<<StreamType as Stream>::Item>),
[INFO] [stderr]    |                                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 87 ~     BF = fn(
[INFO] [stderr] 88 |         <StreamType as Stream>::Item,
[INFO] [stderr] 89 |         &mut IoWriter<<SinkType as Sink>::SinkItem>,
[INFO] [stderr] 90 ~     ) -> Option<<StreamType as Stream>::Item> ,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:91:11
[INFO] [stderr]    |
[INFO] [stderr] 91 |     BEH = (fn(<StreamType as Stream>::Error)),
[INFO] [stderr]    |           ^                                 ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 91 -     BEH = (fn(<StreamType as Stream>::Error)),
[INFO] [stderr] 91 +     BEH = fn(<StreamType as Stream>::Error) ,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:109:48
[INFO] [stderr]     |
[INFO] [stderr] 109 | type DefaultFilterType<SinkType, StreamType> = (fn(
[INFO] [stderr]     |                                                ^
[INFO] [stderr] ...
[INFO] [stderr] 112 | ) -> Option<<StreamType as Stream>::Item>);
[INFO] [stderr]     |                                          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 109 ~ type DefaultFilterType<SinkType, StreamType> = fn(
[INFO] [stderr] 110 |     <StreamType as Stream>::Item,
[INFO] [stderr] 111 |     &mut IoWriter<<SinkType as Sink>::SinkItem>,
[INFO] [stderr] 112 ~ ) -> Option<<StreamType as Stream>::Item> ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:113:44
[INFO] [stderr]     |
[INFO] [stderr] 113 | type DefaultErrorHandlerType<StreamType> = (fn(<StreamType as Stream>::Error));
[INFO] [stderr]     |                                            ^                                 ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 113 - type DefaultErrorHandlerType<StreamType> = (fn(<StreamType as Stream>::Error));
[INFO] [stderr] 113 + type DefaultErrorHandlerType<StreamType> = fn(<StreamType as Stream>::Error) ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-simplified` (lib) generated 4 warnings (run `cargo fix --lib -p tokio-simplified` to apply 4 suggestions)
[INFO] [stderr] warning: `tokio-simplified` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_simplified-e86e75015e3c283b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests tokio_simplified
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:87:10
[INFO] [stderr]    |
[INFO] [stderr] 87 |     BF = (fn(
[INFO] [stderr]    |          ^
[INFO] [stderr] ...
[INFO] [stderr] 90 |     ) -> Option<<StreamType as Stream>::Item>),
[INFO] [stderr]    |                                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 87 ~     BF = fn(
[INFO] [stderr] 88 |         <StreamType as Stream>::Item,
[INFO] [stderr] 89 |         &mut IoWriter<<SinkType as Sink>::SinkItem>,
[INFO] [stderr] 90 ~     ) -> Option<<StreamType as Stream>::Item> ,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:91:11
[INFO] [stderr]    |
[INFO] [stderr] 91 |     BEH = (fn(<StreamType as Stream>::Error)),
[INFO] [stderr]    |           ^                                 ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 91 -     BEH = (fn(<StreamType as Stream>::Error)),
[INFO] [stderr] 91 +     BEH = fn(<StreamType as Stream>::Error) ,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:109:48
[INFO] [stderr]     |
[INFO] [stderr] 109 | type DefaultFilterType<SinkType, StreamType> = (fn(
[INFO] [stderr]     |                                                ^
[INFO] [stderr] ...
[INFO] [stderr] 112 | ) -> Option<<StreamType as Stream>::Item>);
[INFO] [stderr]     |                                          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 109 ~ type DefaultFilterType<SinkType, StreamType> = fn(
[INFO] [stderr] 110 |     <StreamType as Stream>::Item,
[INFO] [stderr] 111 |     &mut IoWriter<<SinkType as Sink>::SinkItem>,
[INFO] [stderr] 112 ~ ) -> Option<<StreamType as Stream>::Item> ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:113:44
[INFO] [stderr]     |
[INFO] [stderr] 113 | type DefaultErrorHandlerType<StreamType> = (fn(<StreamType as Stream>::Error));
[INFO] [stderr]     |                                            ^                                 ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 113 - type DefaultErrorHandlerType<StreamType> = (fn(<StreamType as Stream>::Error));
[INFO] [stderr] 113 + type DefaultErrorHandlerType<StreamType> = fn(<StreamType as Stream>::Error) ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - IoManagerBuilder<SinkType,StreamType,FilterType,ErrorHandlerType>::with_error_handler (line 177) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - IoManagerBuilder<SinkType,StreamType,FilterType,ErrorHandlerType>::with_error_handler (line 177) stdout ----
[INFO] [stdout] error: `self` parameter is only allowed in associated functions
[INFO] [stdout]    --> src/lib.rs:178:15
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn decode_eof(&mut self, buf: &mut BytesMut) -> Result<Option<Self::Item>, Self::Error> {
[INFO] [stdout]     |               ^^^^^^^^^ not semantically valid as function parameter
[INFO] [stdout]     |
[INFO] [stdout]     = note: associated functions are those in `impl` or `trait` definitions
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `BytesMut` in this scope
[INFO] [stdout]    --> src/lib.rs:178:36
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn decode_eof(&mut self, buf: &mut BytesMut) -> Result<Option<Self::Item>, Self::Error> {
[INFO] [stdout]     |                                    ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 177 + use bytes::BytesMut;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `Self` in this scope
[INFO] [stdout]    --> src/lib.rs:178:63
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn decode_eof(&mut self, buf: &mut BytesMut) -> Result<Option<Self::Item>, Self::Error> {
[INFO] [stdout]     |                                                               ^^^^ `Self` is only available in impls, traits, and type definitions
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `Self` in this scope
[INFO] [stdout]    --> src/lib.rs:178:76
[INFO] [stdout]     |
[INFO] [stdout] 178 | fn decode_eof(&mut self, buf: &mut BytesMut) -> Result<Option<Self::Item>, Self::Error> {
[INFO] [stdout]     |                                                                            ^^^^ `Self` is only available in impls, traits, and type definitions
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - IoManagerBuilder<SinkType,StreamType,FilterType,ErrorHandlerType>::with_error_handler (line 177)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "9912751d8f2aa72edb21a7429c384966125b95ab9ca1eed5ea2450afc5a0819e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9912751d8f2aa72edb21a7429c384966125b95ab9ca1eed5ea2450afc5a0819e", kill_on_drop: false }`
[INFO] [stdout] 9912751d8f2aa72edb21a7429c384966125b95ab9ca1eed5ea2450afc5a0819e
