[INFO] fetching crate tokio-simplified 0.2.2...
[INFO] building tokio-simplified-0.2.2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tokio-simplified 0.2.2 into /workspace/builds/worker-1-tc2/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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-simplified 0.2.2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf0bb084377ddb7fea9212cbf96f3b9e2ca31d8f61a9ffe38242814e1030ed40
[INFO] running `Command { std: "docker" "start" "-a" "cf0bb084377ddb7fea9212cbf96f3b9e2ca31d8f61a9ffe38242814e1030ed40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf0bb084377ddb7fea9212cbf96f3b9e2ca31d8f61a9ffe38242814e1030ed40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0bb084377ddb7fea9212cbf96f3b9e2ca31d8f61a9ffe38242814e1030ed40", kill_on_drop: false }`
[INFO] [stdout] cf0bb084377ddb7fea9212cbf96f3b9e2ca31d8f61a9ffe38242814e1030ed40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a72ee2d58cf690e6d4246c2438fb4a505973a49522a7b06cd3cabd0c287ae8d9
[INFO] running `Command { std: "docker" "start" "-a" "a72ee2d58cf690e6d4246c2438fb4a505973a49522a7b06cd3cabd0c287ae8d9", 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 byteorder v1.3.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[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 fnv v1.0.6
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling tokio-trace-core v0.1.0
[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_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling tokio-sync v0.1.5
[INFO] [stderr]    Compiling futures-promises v0.1.7
[INFO] [stderr]    Compiling mio v0.6.17
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp 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 8.89s
[INFO] running `Command { std: "docker" "inspect" "a72ee2d58cf690e6d4246c2438fb4a505973a49522a7b06cd3cabd0c287ae8d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72ee2d58cf690e6d4246c2438fb4a505973a49522a7b06cd3cabd0c287ae8d9", kill_on_drop: false }`
[INFO] [stdout] a72ee2d58cf690e6d4246c2438fb4a505973a49522a7b06cd3cabd0c287ae8d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b9d4153cbd344a886a353ea3d5c558630c24eedcd09925ee5e69f63b4bc062f
[INFO] running `Command { std: "docker" "start" "-a" "1b9d4153cbd344a886a353ea3d5c558630c24eedcd09925ee5e69f63b4bc062f", 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] [stderr]    Compiling tokio-simplified v0.2.2 (/opt/rustwide/workdir)
[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: 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 1.29s
[INFO] running `Command { std: "docker" "inspect" "1b9d4153cbd344a886a353ea3d5c558630c24eedcd09925ee5e69f63b4bc062f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b9d4153cbd344a886a353ea3d5c558630c24eedcd09925ee5e69f63b4bc062f", kill_on_drop: false }`
[INFO] [stdout] 1b9d4153cbd344a886a353ea3d5c558630c24eedcd09925ee5e69f63b4bc062f
