[INFO] fetching crate tokio-io-utility 0.7.6... [INFO] checking tokio-io-utility-0.7.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate tokio-io-utility 0.7.6 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate tokio-io-utility 0.7.6 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-io-utility 0.7.6 [INFO] finished tweaking crates.io crate tokio-io-utility 0.7.6 [INFO] tweaked toml for crates.io crate tokio-io-utility 0.7.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-pipe v0.2.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4fbb6b35680c979a4686f5451ce6af1fc1ca007ffab178997b9625e0ca908f9d [INFO] running `Command { std: "docker" "start" "-a" "4fbb6b35680c979a4686f5451ce6af1fc1ca007ffab178997b9625e0ca908f9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4fbb6b35680c979a4686f5451ce6af1fc1ca007ffab178997b9625e0ca908f9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fbb6b35680c979a4686f5451ce6af1fc1ca007ffab178997b9625e0ca908f9d", kill_on_drop: false }` [INFO] [stdout] 4fbb6b35680c979a4686f5451ce6af1fc1ca007ffab178997b9625e0ca908f9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a2bfbe0297e7b7325255fe70a38be063ab9d0a71018478099ef864a2c4a0d03 [INFO] running `Command { std: "docker" "start" "-a" "9a2bfbe0297e7b7325255fe70a38be063ab9d0a71018478099ef864a2c4a0d03", kill_on_drop: false }` [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking tokio-pipe v0.2.12 [INFO] [stderr] Checking tokio-io-utility v0.7.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Unpin` is imported redundantly [INFO] [stdout] --> src/async_read_utility.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | marker::Unpin, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Unpin` is imported redundantly [INFO] [stdout] --> src/async_read_utility/inner.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | marker::Unpin, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/init_maybeuninit_io_slice.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | iter::{IntoIterator, Iterator}, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/init_maybeuninit_io_slice.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | iter::{IntoIterator, Iterator}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Unpin` is imported redundantly [INFO] [stdout] --> src/async_read_utility.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | marker::Unpin, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Unpin` is imported redundantly [INFO] [stdout] --> src/async_read_utility/inner.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | marker::Unpin, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/init_maybeuninit_io_slice.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | iter::{IntoIterator, Iterator}, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/init_maybeuninit_io_slice.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | iter::{IntoIterator, Iterator}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.67s [INFO] running `Command { std: "docker" "inspect" "9a2bfbe0297e7b7325255fe70a38be063ab9d0a71018478099ef864a2c4a0d03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a2bfbe0297e7b7325255fe70a38be063ab9d0a71018478099ef864a2c4a0d03", kill_on_drop: false }` [INFO] [stdout] 9a2bfbe0297e7b7325255fe70a38be063ab9d0a71018478099ef864a2c4a0d03