[INFO] fetching crate tokio-uring 0.5.0...
[INFO] checking tokio-uring-0.5.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate tokio-uring 0.5.0 into /workspace/builds/worker-4-tc1/source
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate tokio-uring 0.5.0
[INFO] finished tweaking crates.io crate tokio-uring 0.5.0
[INFO] tweaked toml for crates.io crate tokio-uring 0.5.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-uring 0.5.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tokio-uring 0.5.0 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d659f8137cd7cadb157401774f980dbd6239f7ab859a826de42efd43398b8722
[INFO] running `Command { std: "docker" "start" "-a" "d659f8137cd7cadb157401774f980dbd6239f7ab859a826de42efd43398b8722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d659f8137cd7cadb157401774f980dbd6239f7ab859a826de42efd43398b8722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d659f8137cd7cadb157401774f980dbd6239f7ab859a826de42efd43398b8722", kill_on_drop: false }`
[INFO] [stdout] d659f8137cd7cadb157401774f980dbd6239f7ab859a826de42efd43398b8722
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f580fef15c29216eed998ecfa249dd234eebf7a8861fb70807b2a9115b58655
[INFO] running `Command { std: "docker" "start" "-a" "7f580fef15c29216eed998ecfa249dd234eebf7a8861fb70807b2a9115b58655", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking half v2.4.1
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling io-uring v0.6.4
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[INFO] [stderr]     Checking os_str_bytes v6.6.1
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[INFO] [stderr]     Checking tokio v1.37.0
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[INFO] [stderr]     Checking tokio-uring v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `iovec` is never read
[INFO] [stdout]   --> src/io/writev_all.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 iovec.iov_base = unsafe { (iovec.iov_base as *const u8).add(n) } as _;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `iovec` is never read
[INFO] [stdout]   --> src/io/writev_all.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 iovec.iov_len -= n;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/fs/create_dir_all.rs:127:64
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn recurse_create_dir_all<'a>(&'a self, path: &'a Path) -> LocalBoxFuture<io::Result<()>> {
[INFO] [stdout]     |                                    --              --          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |               |
[INFO] [stdout]     |                                    |               the lifetime is named here
[INFO] [stdout]     |                                    the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn recurse_create_dir_all<'a>(&'a self, path: &'a Path) -> LocalBoxFuture<'a, io::Result<()>> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking serde v1.0.203
[INFO] [stderr]     Checking serde_json v1.0.117
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: value assigned to `iovec` is never read
[INFO] [stdout]   --> src/io/writev_all.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |                 iovec.iov_base = unsafe { (iovec.iov_base as *const u8).add(n) } as _;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `iovec` is never read
[INFO] [stdout]   --> src/io/writev_all.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 iovec.iov_len -= n;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/fs/create_dir_all.rs:127:64
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn recurse_create_dir_all<'a>(&'a self, path: &'a Path) -> LocalBoxFuture<io::Result<()>> {
[INFO] [stdout]     |                                    --              --          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |               |
[INFO] [stdout]     |                                    |               the lifetime is named here
[INFO] [stdout]     |                                    the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn recurse_create_dir_all<'a>(&'a self, path: &'a Path) -> LocalBoxFuture<'a, io::Result<()>> {
[INFO] [stdout]     |                                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `Command { std: "docker" "inspect" "7f580fef15c29216eed998ecfa249dd234eebf7a8861fb70807b2a9115b58655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f580fef15c29216eed998ecfa249dd234eebf7a8861fb70807b2a9115b58655", kill_on_drop: false }`
[INFO] [stdout] 7f580fef15c29216eed998ecfa249dd234eebf7a8861fb70807b2a9115b58655
