[INFO] fetching crate tokio-io-pool 0.2.0-alpha.4... [INFO] checking tokio-io-pool-0.2.0-alpha.4 against master#16b569057e4d1591b4bee05f10df34000308dedc for pr-127827 [INFO] extracting crate tokio-io-pool 0.2.0-alpha.4 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate tokio-io-pool 0.2.0-alpha.4 on toolchain 16b569057e4d1591b4bee05f10df34000308dedc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-io-pool 0.2.0-alpha.4 [INFO] finished tweaking crates.io crate tokio-io-pool 0.2.0-alpha.4 [INFO] tweaked toml for crates.io crate tokio-io-pool 0.2.0-alpha.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 76 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.6.1) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam-channel v0.3.9 (latest: v0.5.13) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.1.2 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (latest: v0.8.20) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.20) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.12) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding mio v0.6.23 (latest: v1.0.1) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.10) [INFO] [stderr] Adding pin-project v0.4.30 (latest: v1.1.5) [INFO] [stderr] Adding pin-project-internal v0.4.30 (latest: v1.1.5) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.3) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.72) [INFO] [stderr] Adding tokio v0.2.0-alpha.6 (latest: v1.39.1) [INFO] [stderr] Adding tokio-macros v0.2.0-alpha.6 (latest: v2.4.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Downloaded tokio-macros v0.2.0-alpha.6 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded tokio-net v0.2.0-alpha.6 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded tokio v0.2.0-alpha.6 [INFO] [stderr] Downloaded tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Downloaded tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Downloaded tokio-io v0.2.0-alpha.6 [INFO] [stderr] Downloaded tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 82a992685752503dcd82dfa78e2f39c0ff5057f0bfbb6e8ff5880e824c5df7dc [INFO] running `Command { std: "docker" "start" "-a" "82a992685752503dcd82dfa78e2f39c0ff5057f0bfbb6e8ff5880e824c5df7dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "82a992685752503dcd82dfa78e2f39c0ff5057f0bfbb6e8ff5880e824c5df7dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82a992685752503dcd82dfa78e2f39c0ff5057f0bfbb6e8ff5880e824c5df7dc", kill_on_drop: false }` [INFO] [stdout] 82a992685752503dcd82dfa78e2f39c0ff5057f0bfbb6e8ff5880e824c5df7dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d38f137bdb18e1bf289edf7f3be75ae19c961bca2fc93c014df6d6730ddeb385 [INFO] running `Command { std: "docker" "start" "-a" "d38f137bdb18e1bf289edf7f3be75ae19c961bca2fc93c014df6d6730ddeb385", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling pin-project-internal v0.4.30 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.6 [INFO] [stderr] Checking pin-project v0.4.30 [INFO] [stderr] Checking tokio-io v0.2.0-alpha.6 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Checking tokio-net v0.2.0-alpha.6 [INFO] [stderr] Checking tokio v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-io-pool v0.2.0-alpha.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.89s [INFO] running `Command { std: "docker" "inspect" "d38f137bdb18e1bf289edf7f3be75ae19c961bca2fc93c014df6d6730ddeb385", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d38f137bdb18e1bf289edf7f3be75ae19c961bca2fc93c014df6d6730ddeb385", kill_on_drop: false }` [INFO] [stdout] d38f137bdb18e1bf289edf7f3be75ae19c961bca2fc93c014df6d6730ddeb385 [INFO] checking tokio-io-pool-0.2.0-alpha.4 against try#8a6640bd72b80869b16392026cb3aa8ce8e3f9b7 for pr-127827 [INFO] extracting crate tokio-io-pool 0.2.0-alpha.4 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate tokio-io-pool 0.2.0-alpha.4 on toolchain 8a6640bd72b80869b16392026cb3aa8ce8e3f9b7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-io-pool 0.2.0-alpha.4 [INFO] finished tweaking crates.io crate tokio-io-pool 0.2.0-alpha.4 [INFO] tweaked toml for crates.io crate tokio-io-pool 0.2.0-alpha.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 76 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.6.1) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam-channel v0.3.9 (latest: v0.5.13) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.1.2 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (latest: v0.8.20) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.20) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.12) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding mio v0.6.23 (latest: v1.0.1) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.10) [INFO] [stderr] Adding pin-project v0.4.30 (latest: v1.1.5) [INFO] [stderr] Adding pin-project-internal v0.4.30 (latest: v1.1.5) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.3) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.72) [INFO] [stderr] Adding tokio v0.2.0-alpha.6 (latest: v1.39.1) [INFO] [stderr] Adding tokio-macros v0.2.0-alpha.6 (latest: v2.4.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a8b8452ff4f6fd22dc53d8383a24aa1a308ab174a20bc241744c6ab030abbef [INFO] running `Command { std: "docker" "start" "-a" "1a8b8452ff4f6fd22dc53d8383a24aa1a308ab174a20bc241744c6ab030abbef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a8b8452ff4f6fd22dc53d8383a24aa1a308ab174a20bc241744c6ab030abbef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a8b8452ff4f6fd22dc53d8383a24aa1a308ab174a20bc241744c6ab030abbef", kill_on_drop: false }` [INFO] [stdout] 1a8b8452ff4f6fd22dc53d8383a24aa1a308ab174a20bc241744c6ab030abbef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12964e6ecc3352e42c17db3fdf0052cd6e0be86379cfbda05eabc7dcba5b30e1 [INFO] running `Command { std: "docker" "start" "-a" "12964e6ecc3352e42c17db3fdf0052cd6e0be86379cfbda05eabc7dcba5b30e1", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling pin-project-internal v0.4.30 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.6 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking pin-project v0.4.30 [INFO] [stderr] Checking tokio-io v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-net v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Checking tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Checking tokio v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-io-pool v0.2.0-alpha.4 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:563:31 [INFO] [stdout] | [INFO] [stdout] 563 | .then(|r| async { r.unwrap() }) [INFO] [stdout] | ^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:670:29 [INFO] [stdout] | [INFO] [stdout] 670 | let v = rx.await.unwrap(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-io-pool` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "12964e6ecc3352e42c17db3fdf0052cd6e0be86379cfbda05eabc7dcba5b30e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12964e6ecc3352e42c17db3fdf0052cd6e0be86379cfbda05eabc7dcba5b30e1", kill_on_drop: false }` [INFO] [stdout] 12964e6ecc3352e42c17db3fdf0052cd6e0be86379cfbda05eabc7dcba5b30e1