[INFO] fetching crate mfio-rt 0.1.0... [INFO] checking mfio-rt-0.1.0 against try#de39175d9e0f63ff8967b81f9639ba28d11ae6ef for pr-135331 [INFO] extracting crate mfio-rt 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate mfio-rt 0.1.0 on toolchain de39175d9e0f63ff8967b81f9639ba28d11ae6ef [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mfio-rt 0.1.0 [INFO] finished tweaking crates.io crate mfio-rt 0.1.0 [INFO] tweaked toml for crates.io crate mfio-rt 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 237 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.10.2 (available: v0.11.6) [INFO] [stderr] Adding flume v0.10.14 (available: v0.11.1) [INFO] [stderr] Adding glommio v0.8.0 (available: v0.9.0) [INFO] [stderr] Adding io-uring v0.6.4 (available: v0.7.3) [INFO] [stderr] Adding mio v0.8.11 (available: v1.0.3) [INFO] [stderr] Adding nix v0.26.4 (available: v0.29.0) [INFO] [stderr] Adding pollster v0.3.0 (available: v0.4.0) [INFO] [stderr] Adding smol v1.3.0 (available: v2.0.2) [INFO] [stderr] Adding typed-path v0.7.1 (available: v0.10.0) [INFO] [stderr] Adding windows v0.51.1 (available: v0.59.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64030004ea619ec82be241cef2486c03396ddaff6d093c9fe8a5c8a3b3b44ae9 [INFO] running `Command { std: "docker" "start" "-a" "64030004ea619ec82be241cef2486c03396ddaff6d093c9fe8a5c8a3b3b44ae9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64030004ea619ec82be241cef2486c03396ddaff6d093c9fe8a5c8a3b3b44ae9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64030004ea619ec82be241cef2486c03396ddaff6d093c9fe8a5c8a3b3b44ae9", kill_on_drop: false }` [INFO] [stdout] 64030004ea619ec82be241cef2486c03396ddaff6d093c9fe8a5c8a3b3b44ae9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5dd7b50d711782152b6036c4ad600dc5bca538fd55fc49639a79859dd96eee0 [INFO] running `Command { std: "docker" "start" "-a" "e5dd7b50d711782152b6036c4ad600dc5bca538fd55fc49639a79859dd96eee0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking parking v2.2.1 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rustix v0.38.43 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking bitflags v2.7.0 [INFO] [stderr] Checking linux-raw-sys v0.4.15 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking waker-fn v1.2.0 [INFO] [stderr] Compiling hashbrown v0.15.2 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Compiling semver v1.0.24 [INFO] [stderr] Checking futures-lite v2.5.0 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Checking event-listener v5.4.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling toml_datetime v0.6.8 [INFO] [stderr] Compiling winnow v0.6.22 [INFO] [stderr] Checking fastrand v2.3.0 [INFO] [stderr] Compiling rustix v0.37.28 [INFO] [stderr] Checking lock_api v0.4.12 [INFO] [stderr] Checking event-listener-strategy v0.5.3 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Compiling indexmap v2.7.0 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking async-lock v3.4.0 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking async-task v4.7.1 [INFO] [stderr] Checking async-channel v2.3.1 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking piper v0.2.4 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] 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async-semaphore v1.2.0 [INFO] [stderr] Checking pathdiff v0.2.3 [INFO] [stderr] Compiling mfio-derive v0.1.0 [INFO] [stderr] Compiling pollster-macro v0.1.0 [INFO] [stderr] Checking async-net v1.8.0 [INFO] [stderr] Checking pollster v0.3.0 [INFO] [stderr] Compiling tracing-attributes v0.1.28 [INFO] [stderr] Compiling serde_derive v1.0.217 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling pin-project-internal v1.1.8 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling proc-macro-crate v3.2.0 [INFO] [stderr] Compiling cglue-gen v0.2.9 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking pin-project v1.1.8 [INFO] [stderr] Checking polling v3.7.4 [INFO] [stderr] Checking flume v0.10.14 [INFO] [stderr] Checking async-io v2.4.0 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking async-signal v0.2.10 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking async-process v1.8.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking smol v1.3.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking serde v1.0.217 [INFO] [stderr] Compiling cglue-macro v0.2.3 [INFO] [stderr] Checking mfio v0.1.0 [INFO] [stderr] Checking serde_json v1.0.135 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking mfio-rt v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/native/mod.rs:154:24 [INFO] [stdout] | [INFO] [stdout] 154 | if let Ok(v) = impls::$mod::Runtime::try_new() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 329 | / fs_dispatch! { [INFO] [stdout] 330 | | #[cfg(all(not(miri), target_os = "linux", feature = "io-uring"))] [INFO] [stdout] 331 | | IoUring => io_uring, [INFO] [stdout] 332 | | #[cfg(all(not(miri), target_os = "windows", feature = "iocp"))] [INFO] [stdout] ... | [INFO] [stdout] 336 | | Default => thread, [INFO] [stdout] 337 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `fs_dispatch` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/native/impls/io_uring/mod.rs:46:45 [INFO] [stdout] | [INFO] [stdout] 46 | FileWrite(AllocedOrTransferred, RawBox), [INFO] [stdout] | --------- field in this variant ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 46 | FileWrite(AllocedOrTransferred, ()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `diff_paths` is never used [INFO] [stdout] --> src/util.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn diff_paths(path: P, base: B) -> Option [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `static_conv_ref` is never used [INFO] [stdout] --> src/util/stream.rs:22:15 [INFO] [stdout] | [INFO] [stdout] 19 | trait StaticConv { [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] ... [INFO] [stdout] 22 | unsafe fn static_conv_ref<'a, 'b>(inp: &'b Self::This<'static>) -> &'b Self::This<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/native/mod.rs:154:24 [INFO] [stdout] | [INFO] [stdout] 154 | if let Ok(v) = impls::$mod::Runtime::try_new() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 329 | / fs_dispatch! { [INFO] [stdout] 330 | | #[cfg(all(not(miri), target_os = "linux", feature = "io-uring"))] [INFO] [stdout] 331 | | IoUring => io_uring, [INFO] [stdout] 332 | | #[cfg(all(not(miri), target_os = "windows", feature = "iocp"))] [INFO] [stdout] ... | [INFO] [stdout] 336 | | Default => thread, [INFO] [stdout] 337 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `fs_dispatch` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/native/impls/io_uring/mod.rs:46:45 [INFO] [stdout] | [INFO] [stdout] 46 | FileWrite(AllocedOrTransferred, RawBox), [INFO] [stdout] | --------- field in this variant ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 46 | FileWrite(AllocedOrTransferred, ()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `static_conv_ref` is never used [INFO] [stdout] --> src/util/stream.rs:22:15 [INFO] [stdout] | [INFO] [stdout] 19 | trait StaticConv { [INFO] [stdout] | ---------- associated function in this trait [INFO] [stdout] ... [INFO] [stdout] 22 | unsafe fn static_conv_ref<'a, 'b>(inp: &'b Self::This<'static>) -> &'b Self::This<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.80s [INFO] running `Command { std: "docker" "inspect" "e5dd7b50d711782152b6036c4ad600dc5bca538fd55fc49639a79859dd96eee0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5dd7b50d711782152b6036c4ad600dc5bca538fd55fc49639a79859dd96eee0", kill_on_drop: false }` [INFO] [stdout] e5dd7b50d711782152b6036c4ad600dc5bca538fd55fc49639a79859dd96eee0