[INFO] fetching crate tokio-simplified 0.2.2...
[INFO] testing tokio-simplified-0.2.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate tokio-simplified 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate tokio-simplified 0.2.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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] 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-executor v0.1.7
[INFO] [stderr]   Downloaded mio v0.6.17
[INFO] [stderr]   Downloaded tokio-sync v0.1.5
[INFO] [stderr]   Downloaded futures v0.1.27
[INFO] [stderr]   Downloaded libc v0.2.55
[INFO] [stderr]   Downloaded smallvec v0.6.9
[INFO] [stderr]   Downloaded num_cpus v1.10.0
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.14
[INFO] [stderr]   Downloaded tokio-trace-core v0.1.0
[INFO] [stderr]   Downloaded futures-promises v0.1.7
[INFO] [stderr]   Downloaded tokio v0.1.20
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d6dbc532eb73724d5348977dc9f5e8b84d4debb6ee26ba929764bca83c033ff
[INFO] running `Command { std: "docker" "start" "-a" "2d6dbc532eb73724d5348977dc9f5e8b84d4debb6ee26ba929764bca83c033ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d6dbc532eb73724d5348977dc9f5e8b84d4debb6ee26ba929764bca83c033ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d6dbc532eb73724d5348977dc9f5e8b84d4debb6ee26ba929764bca83c033ff", kill_on_drop: false }`
[INFO] [stdout] 2d6dbc532eb73724d5348977dc9f5e8b84d4debb6ee26ba929764bca83c033ff
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1842cb01b7a907cc1eae89c206cc8da178ab49d5ebd40742a1c1f5ab42902bc
[INFO] running `Command { std: "docker" "start" "-a" "f1842cb01b7a907cc1eae89c206cc8da178ab49d5ebd40742a1c1f5ab42902bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling futures v0.1.27
[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 parking_lot_core v0.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling tokio-trace-core v0.1.0
[INFO] [stderr]    Compiling mio v0.6.17
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-sync v0.1.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling futures-promises v0.1.7
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[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)]` 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] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.34s
[INFO] running `Command { std: "docker" "inspect" "f1842cb01b7a907cc1eae89c206cc8da178ab49d5ebd40742a1c1f5ab42902bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1842cb01b7a907cc1eae89c206cc8da178ab49d5ebd40742a1c1f5ab42902bc", kill_on_drop: false }`
[INFO] [stdout] f1842cb01b7a907cc1eae89c206cc8da178ab49d5ebd40742a1c1f5ab42902bc
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3baba775cf894301d0d9d42c9a2bae2bd3a86e622dfe2ae567c5ff1cbb949ead
[INFO] running `Command { std: "docker" "start" "-a" "3baba775cf894301d0d9d42c9a2bae2bd3a86e622dfe2ae567c5ff1cbb949ead", 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)]` 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] [stdout] warning: 4 warnings emitted
[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: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)]` 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] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "3baba775cf894301d0d9d42c9a2bae2bd3a86e622dfe2ae567c5ff1cbb949ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3baba775cf894301d0d9d42c9a2bae2bd3a86e622dfe2ae567c5ff1cbb949ead", kill_on_drop: false }`
[INFO] [stdout] 3baba775cf894301d0d9d42c9a2bae2bd3a86e622dfe2ae567c5ff1cbb949ead
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f992681bff00dfc79b5cf198a56c991b95e9d176a8ad7cdf3c0611142affcc1f
[INFO] running `Command { std: "docker" "start" "-a" "f992681bff00dfc79b5cf198a56c991b95e9d176a8ad7cdf3c0611142affcc1f", 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)]` 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 [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_simplified-a2cf633efe020a83)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-simplified
[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)]` 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] 3 | 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[E0412]: cannot find type `BytesMut` in this scope
[INFO] [stdout]  --> src/lib.rs:178:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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] 2 + use bytes::BytesMut;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: `Self` is only available in impls, traits, and type definitions
[INFO] [stdout]  --> src/lib.rs:178:63
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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]: failed to resolve: `Self` is only available in impls, traits, and type definitions
[INFO] [stdout]  --> src/lib.rs:178:76
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[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 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f992681bff00dfc79b5cf198a56c991b95e9d176a8ad7cdf3c0611142affcc1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f992681bff00dfc79b5cf198a56c991b95e9d176a8ad7cdf3c0611142affcc1f", kill_on_drop: false }`
[INFO] [stdout] f992681bff00dfc79b5cf198a56c991b95e9d176a8ad7cdf3c0611142affcc1f
[INFO] testing tokio-simplified-0.2.2 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate tokio-simplified 0.2.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate tokio-simplified 0.2.2 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-tc2/source/Cargo.toml
[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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97ad160a5fdd20e7945059c49249fd6a10d228caa2a28f725915245c453b4d89
[INFO] running `Command { std: "docker" "start" "-a" "97ad160a5fdd20e7945059c49249fd6a10d228caa2a28f725915245c453b4d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97ad160a5fdd20e7945059c49249fd6a10d228caa2a28f725915245c453b4d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ad160a5fdd20e7945059c49249fd6a10d228caa2a28f725915245c453b4d89", kill_on_drop: false }`
[INFO] [stdout] 97ad160a5fdd20e7945059c49249fd6a10d228caa2a28f725915245c453b4d89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0e0fe2635b3f889e61302171c82eb89197bec648b9cbafa06b0d7b7096d515e
[INFO] running `Command { std: "docker" "start" "-a" "b0e0fe2635b3f889e61302171c82eb89197bec648b9cbafa06b0d7b7096d515e", 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 scopeguard v0.3.3
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[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 rand_jitter v0.1.4
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling mio v0.6.17
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-sync v0.1.5
[INFO] [stderr]    Compiling memoffset v0.2.1
[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-codec v0.1.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling tokio-trace-core v0.1.0
[INFO] [stderr]    Compiling futures-promises v0.1.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[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)]` 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] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.84s
[INFO] running `Command { std: "docker" "inspect" "b0e0fe2635b3f889e61302171c82eb89197bec648b9cbafa06b0d7b7096d515e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e0fe2635b3f889e61302171c82eb89197bec648b9cbafa06b0d7b7096d515e", kill_on_drop: false }`
[INFO] [stdout] b0e0fe2635b3f889e61302171c82eb89197bec648b9cbafa06b0d7b7096d515e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fea81e30845b8f19c5d02baf1f76c4e7e12f90f873603fa58185c6885e1fdc7
[INFO] running `Command { std: "docker" "start" "-a" "9fea81e30845b8f19c5d02baf1f76c4e7e12f90f873603fa58185c6885e1fdc7", kill_on_drop: false }`
[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)]` 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] [stdout] warning: 4 warnings emitted
[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)]` 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] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "9fea81e30845b8f19c5d02baf1f76c4e7e12f90f873603fa58185c6885e1fdc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fea81e30845b8f19c5d02baf1f76c4e7e12f90f873603fa58185c6885e1fdc7", kill_on_drop: false }`
[INFO] [stdout] 9fea81e30845b8f19c5d02baf1f76c4e7e12f90f873603fa58185c6885e1fdc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43338f473be23fd5250de6c2316d6208556c5ae2351e7b2ed0cec3bedb880222
[INFO] running `Command { std: "docker" "start" "-a" "43338f473be23fd5250de6c2316d6208556c5ae2351e7b2ed0cec3bedb880222", 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)]` 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 [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_simplified-5923e477033ddc31)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-simplified
[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)]` 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] 3 | 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[E0412]: cannot find type `BytesMut` in this scope
[INFO] [stdout]  --> src/lib.rs:178:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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] 2 + use bytes::BytesMut;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: `Self` is only available in impls, traits, and type definitions
[INFO] [stdout]  --> src/lib.rs:178:63
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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]: failed to resolve: `Self` is only available in impls, traits, and type definitions
[INFO] [stdout]  --> src/lib.rs:178:76
[INFO] [stdout]   |
[INFO] [stdout] 3 | 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: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[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 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "43338f473be23fd5250de6c2316d6208556c5ae2351e7b2ed0cec3bedb880222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43338f473be23fd5250de6c2316d6208556c5ae2351e7b2ed0cec3bedb880222", kill_on_drop: false }`
[INFO] [stdout] 43338f473be23fd5250de6c2316d6208556c5ae2351e7b2ed0cec3bedb880222
