[INFO] fetching crate ntex-io-uring 0.7.12...
[INFO] building ntex-io-uring-0.7.12 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate ntex-io-uring 0.7.12 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ntex-io-uring 0.7.12
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ntex-io-uring 0.7.12
[INFO] tweaked toml for crates.io crate ntex-io-uring 0.7.12 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ntex-io-uring 0.7.12 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ntex-io-uring 0.7.12 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prettyplease v0.2.32
[INFO] [stderr]   Downloaded sc v0.2.7
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24d3df2f08a1bfdcf1911af5cd6faec911babb5ef0ccb69b98c90b53dd140e29
[INFO] running `Command { std: "docker" "start" "-a" "24d3df2f08a1bfdcf1911af5cd6faec911babb5ef0ccb69b98c90b53dd140e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24d3df2f08a1bfdcf1911af5cd6faec911babb5ef0ccb69b98c90b53dd140e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d3df2f08a1bfdcf1911af5cd6faec911babb5ef0ccb69b98c90b53dd140e29", kill_on_drop: false }`
[INFO] [stdout] 24d3df2f08a1bfdcf1911af5cd6faec911babb5ef0ccb69b98c90b53dd140e29
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4bf3635d1808cca19480ad369202e8b86c86579899573bef26d4a3f22032af9
[INFO] running `Command { std: "docker" "start" "-a" "d4bf3635d1808cca19480ad369202e8b86c86579899573bef26d4a3f22032af9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling ntex-io-uring v0.7.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "d4bf3635d1808cca19480ad369202e8b86c86579899573bef26d4a3f22032af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4bf3635d1808cca19480ad369202e8b86c86579899573bef26d4a3f22032af9", kill_on_drop: false }`
[INFO] [stdout] d4bf3635d1808cca19480ad369202e8b86c86579899573bef26d4a3f22032af9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 180d109ffb694e9edad9ffe9025c47eeb69d4c300edb08b3df5cbbce01f68fb2
[INFO] running `Command { std: "docker" "start" "-a" "180d109ffb694e9edad9ffe9025c47eeb69d4c300edb08b3df5cbbce01f68fb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling ntex-io-uring v0.7.12 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `io_uring`
[INFO] [stdout]  --> examples/tcp_echo.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use io_uring::{opcode, squeue, types, IoUring, SubmissionQueue};
[INFO] [stdout]   |     ^^^^^^^^ use of unresolved module or unlinked crate `io_uring`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_uring`, use `cargo add io_uring` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `io_uring`
[INFO] [stdout]  --> examples/readme.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use io_uring::{opcode, types, IoUring};
[INFO] [stdout]   |     ^^^^^^^^ use of unresolved module or unlinked crate `io_uring`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `io_uring`, use `cargo add io_uring` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/tcp_echo.rs:76:33
[INFO] [stdout]    |
[INFO] [stdout] 76 |             Err(ref err) if err.raw_os_error() == Some(libc::EBUSY) => (),
[INFO] [stdout]    |                                 ^^^^^^^^^^^^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/tcp_echo.rs:86:41
[INFO] [stdout]    |
[INFO] [stdout] 86 |                     Err(ref err) if err.raw_os_error() == Some(libc::EBUSY) => break,
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ cannot infer type for type parameter `E` declared on the enum `Result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ntex-io-uring` (example "readme") due to 1 previous error
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ntex-io-uring` (example "tcp_echo") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "180d109ffb694e9edad9ffe9025c47eeb69d4c300edb08b3df5cbbce01f68fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "180d109ffb694e9edad9ffe9025c47eeb69d4c300edb08b3df5cbbce01f68fb2", kill_on_drop: false }`
[INFO] [stdout] 180d109ffb694e9edad9ffe9025c47eeb69d4c300edb08b3df5cbbce01f68fb2