[INFO] fetching crate tokio-simplified 0.2.2... [INFO] building tokio-simplified-0.2.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate tokio-simplified 0.2.2 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tokio-simplified 0.2.2 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num_cpus v1.10.0 [INFO] [stderr] Downloaded crossbeam-utils v0.6.5 [INFO] [stderr] Downloaded arrayvec v0.4.10 [INFO] [stderr] Downloaded iovec v0.1.2 [INFO] [stderr] Downloaded log v0.4.6 [INFO] [stderr] Downloaded lock_api v0.1.5 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded tokio-sync v0.1.5 [INFO] [stderr] Downloaded tokio-current-thread v0.1.6 [INFO] [stderr] Downloaded tokio-threadpool v0.1.14 [INFO] [stderr] Downloaded crossbeam-epoch v0.7.1 [INFO] [stderr] Downloaded tokio-tcp v0.1.3 [INFO] [stderr] Downloaded autocfg v0.1.2 [INFO] [stderr] Downloaded rand_core v0.4.0 [INFO] [stderr] Downloaded miow v0.2.1 [INFO] [stderr] Downloaded mio v0.6.17 [INFO] [stderr] Downloaded futures v0.1.27 [INFO] [stderr] Downloaded tokio-timer v0.2.11 [INFO] [stderr] Downloaded tokio-codec v0.1.1 [INFO] [stderr] Downloaded scopeguard v0.3.3 [INFO] [stderr] Downloaded bitflags v1.0.4 [INFO] [stderr] Downloaded parking_lot v0.7.1 [INFO] [stderr] Downloaded slab v0.4.2 [INFO] [stderr] Downloaded lazy_static v1.3.0 [INFO] [stderr] Downloaded tokio-executor v0.1.7 [INFO] [stderr] Downloaded byteorder v1.3.1 [INFO] [stderr] Downloaded tokio-fs v0.1.6 [INFO] [stderr] Downloaded nodrop v0.1.13 [INFO] [stderr] Downloaded memoffset v0.2.1 [INFO] [stderr] Downloaded winapi v0.3.7 [INFO] [stderr] Downloaded crossbeam-deque v0.7.1 [INFO] [stderr] Downloaded tokio-trace-core v0.1.0 [INFO] [stderr] Downloaded mio-uds v0.6.7 [INFO] [stderr] Downloaded parking_lot_core v0.4.0 [INFO] [stderr] Downloaded tokio-udp v0.1.3 [INFO] [stderr] Downloaded net2 v0.2.33 [INFO] [stderr] Downloaded tokio-reactor v0.1.9 [INFO] [stderr] Downloaded tokio v0.1.20 [INFO] [stderr] Downloaded cfg-if v0.1.9 [INFO] [stderr] Downloaded tokio-io v0.1.12 [INFO] [stderr] Downloaded tokio-uds v0.2.5 [INFO] [stderr] Downloaded smallvec v0.6.9 [INFO] [stderr] Downloaded libc v0.2.55 [INFO] [stderr] Downloaded futures-promises v0.1.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aed18551c655ba4fa0e9a7391ae81f979ef5699b84ac6a18c999429e0fdac507 [INFO] running `Command { std: "docker" "start" "-a" "aed18551c655ba4fa0e9a7391ae81f979ef5699b84ac6a18c999429e0fdac507", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aed18551c655ba4fa0e9a7391ae81f979ef5699b84ac6a18c999429e0fdac507", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aed18551c655ba4fa0e9a7391ae81f979ef5699b84ac6a18c999429e0fdac507", kill_on_drop: false }` [INFO] [stdout] aed18551c655ba4fa0e9a7391ae81f979ef5699b84ac6a18c999429e0fdac507 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] abd437b1d244f6d23f278c0d54acf15800ccdd863cb1e757bb7452f35d702d45 [INFO] running `Command { std: "docker" "start" "-a" "abd437b1d244f6d23f278c0d54acf15800ccdd863cb1e757bb7452f35d702d45", 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 byteorder v1.3.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [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 rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling tokio-trace-core v0.1.0 [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_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [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 net2 v0.2.33 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling mio v0.6.17 [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 tokio-io v0.1.12 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [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-tcp v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [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<::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 | ::Item, [INFO] [stdout] 89 | &mut IoWriter<::SinkItem>, [INFO] [stdout] 90 ~ ) -> Option<::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(::Error)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 91 - BEH = (fn(::Error)), [INFO] [stdout] 91 + BEH = fn(::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 = (fn( [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 112 | ) -> Option<::Item>); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 109 ~ type DefaultFilterType = fn( [INFO] [stdout] 110 | ::Item, [INFO] [stdout] 111 | &mut IoWriter<::SinkItem>, [INFO] [stdout] 112 ~ ) -> Option<::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 = (fn(::Error)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 113 - type DefaultErrorHandlerType = (fn(::Error)); [INFO] [stdout] 113 + type DefaultErrorHandlerType = fn(::Error) ; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.86s [INFO] running `Command { std: "docker" "inspect" "abd437b1d244f6d23f278c0d54acf15800ccdd863cb1e757bb7452f35d702d45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abd437b1d244f6d23f278c0d54acf15800ccdd863cb1e757bb7452f35d702d45", kill_on_drop: false }` [INFO] [stdout] abd437b1d244f6d23f278c0d54acf15800ccdd863cb1e757bb7452f35d702d45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eb8b306c56efd5d75cc75999722ecd1073ee2285c84b1c64b7f0b39e3c635c0f [INFO] running `Command { std: "docker" "start" "-a" "eb8b306c56efd5d75cc75999722ecd1073ee2285c84b1c64b7f0b39e3c635c0f", 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<::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 | ::Item, [INFO] [stdout] 89 | &mut IoWriter<::SinkItem>, [INFO] [stdout] 90 ~ ) -> Option<::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(::Error)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 91 - BEH = (fn(::Error)), [INFO] [stdout] 91 + BEH = fn(::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 = (fn( [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 112 | ) -> Option<::Item>); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 109 ~ type DefaultFilterType = fn( [INFO] [stdout] 110 | ::Item, [INFO] [stdout] 111 | &mut IoWriter<::SinkItem>, [INFO] [stdout] 112 ~ ) -> Option<::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 = (fn(::Error)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 113 - type DefaultErrorHandlerType = (fn(::Error)); [INFO] [stdout] 113 + type DefaultErrorHandlerType = fn(::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:87:10 [INFO] [stdout] | [INFO] [stdout] 87 | BF = (fn( [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 90 | ) -> Option<::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 | ::Item, [INFO] [stdout] 89 | &mut IoWriter<::SinkItem>, [INFO] [stdout] 90 ~ ) -> Option<::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(::Error)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 91 - BEH = (fn(::Error)), [INFO] [stdout] 91 + BEH = fn(::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 = (fn( [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 112 | ) -> Option<::Item>); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 109 ~ type DefaultFilterType = fn( [INFO] [stdout] 110 | ::Item, [INFO] [stdout] 111 | &mut IoWriter<::SinkItem>, [INFO] [stdout] 112 ~ ) -> Option<::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 = (fn(::Error)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 113 - type DefaultErrorHandlerType = (fn(::Error)); [INFO] [stdout] 113 + type DefaultErrorHandlerType = fn(::Error) ; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "eb8b306c56efd5d75cc75999722ecd1073ee2285c84b1c64b7f0b39e3c635c0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb8b306c56efd5d75cc75999722ecd1073ee2285c84b1c64b7f0b39e3c635c0f", kill_on_drop: false }` [INFO] [stdout] eb8b306c56efd5d75cc75999722ecd1073ee2285c84b1c64b7f0b39e3c635c0f