[INFO] fetching crate ntex-io-uring 0.7.12...
[INFO] testing ntex-io-uring-0.7.12 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate ntex-io-uring 0.7.12 into /workspace/builds/worker-4-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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ntex-io-uring 0.7.12 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sc v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96c2642d87a09d66aaaa051ba0de68a4f7d7dde259b85871723d55cdbece1b78
[INFO] running `Command { std: "docker" "start" "-a" "96c2642d87a09d66aaaa051ba0de68a4f7d7dde259b85871723d55cdbece1b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96c2642d87a09d66aaaa051ba0de68a4f7d7dde259b85871723d55cdbece1b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c2642d87a09d66aaaa051ba0de68a4f7d7dde259b85871723d55cdbece1b78", kill_on_drop: false }`
[INFO] [stdout] 96c2642d87a09d66aaaa051ba0de68a4f7d7dde259b85871723d55cdbece1b78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] aa5d9558b660c1939aad78b85b5e2db209a39b26031a80e3304538661c235070
[INFO] running `Command { std: "docker" "start" "-a" "aa5d9558b660c1939aad78b85b5e2db209a39b26031a80e3304538661c235070", 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]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "aa5d9558b660c1939aad78b85b5e2db209a39b26031a80e3304538661c235070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5d9558b660c1939aad78b85b5e2db209a39b26031a80e3304538661c235070", kill_on_drop: false }`
[INFO] [stdout] aa5d9558b660c1939aad78b85b5e2db209a39b26031a80e3304538661c235070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 064dbde575f1467754fd97b597d5885f28f3e124cf6888055245b56342957c72
[INFO] running `Command { std: "docker" "start" "-a" "064dbde575f1467754fd97b597d5885f28f3e124cf6888055245b56342957c72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling slab v0.4.9
[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[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[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: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] Some errors have detailed explanations: E0282, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ntex-io-uring` (example "tcp_echo") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "064dbde575f1467754fd97b597d5885f28f3e124cf6888055245b56342957c72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "064dbde575f1467754fd97b597d5885f28f3e124cf6888055245b56342957c72", kill_on_drop: false }`
[INFO] [stdout] 064dbde575f1467754fd97b597d5885f28f3e124cf6888055245b56342957c72