[INFO] fetching crate autocache 0.1.8... [INFO] checking autocache-0.1.8 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate autocache 0.1.8 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate autocache 0.1.8 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] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate autocache 0.1.8 [INFO] finished tweaking crates.io crate autocache 0.1.8 [INFO] tweaked toml for crates.io crate autocache 0.1.8 written to /workspace/builds/worker-6-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 164 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bitmaps v2.1.0 (latest: v3.2.1) [INFO] [stderr] Adding cargo_metadata v0.14.2 (latest: v0.18.1) [INFO] [stderr] Adding hashbrown v0.13.2 (latest: v0.14.3) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (latest: v0.50.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding pulldown-cmark v0.9.6 (latest: v0.10.2) [INFO] [stderr] Adding redis v0.23.3 (latest: v0.25.2) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding sized-chunks v0.6.5 (latest: v0.7.0) [INFO] [stderr] Adding socket2 v0.4.10 (latest: v0.5.6) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [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 tagptr v0.2.0 [INFO] [stderr] Downloaded pulldown-cmark v0.9.6 [INFO] [stderr] Downloaded cargo-platform v0.1.8 [INFO] [stderr] Downloaded cargo_metadata v0.14.2 [INFO] [stderr] Downloaded triomphe v0.1.11 [INFO] [stderr] Downloaded skeptic v0.13.7 [INFO] [stderr] Downloaded async_singleflight v0.5.2 [INFO] [stderr] Downloaded redis v0.23.3 [INFO] [stderr] Downloaded bitmaps v2.1.0 [INFO] [stderr] Downloaded sized-chunks v0.6.5 [INFO] [stderr] Downloaded im v15.1.0 [INFO] [stderr] Downloaded raw-cpuid v11.0.1 [INFO] [stderr] Downloaded quanta v0.12.3 [INFO] [stderr] Downloaded moka v0.12.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 487d9f469290cc581cf4fe4b4d2a20ec6c08647212dd9d9bbd2d0dd96fde8f2e [INFO] running `Command { std: "docker" "start" "-a" "487d9f469290cc581cf4fe4b4d2a20ec6c08647212dd9d9bbd2d0dd96fde8f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "487d9f469290cc581cf4fe4b4d2a20ec6c08647212dd9d9bbd2d0dd96fde8f2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "487d9f469290cc581cf4fe4b4d2a20ec6c08647212dd9d9bbd2d0dd96fde8f2e", kill_on_drop: false }` [INFO] [stdout] 487d9f469290cc581cf4fe4b4d2a20ec6c08647212dd9d9bbd2d0dd96fde8f2e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 913b7dc224b0a91b3912d9ef42ef274e75526a2c4031eb89c4b87426c5039ac8 [INFO] running `Command { std: "docker" "start" "-a" "913b7dc224b0a91b3912d9ef42ef274e75526a2c4031eb89c4b87426c5039ac8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking zerocopy v0.7.32 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Compiling moka v0.12.5 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking tagptr v0.2.0 [INFO] [stderr] Checking raw-cpuid v11.0.1 [INFO] [stderr] Checking triomphe v0.1.11 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking arc-swap v1.7.1 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking hashbrown v0.13.2 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking uuid v1.8.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking quanta v0.12.3 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking async_singleflight v0.5.2 [INFO] [stderr] Checking autocache v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `result_option_inspect` has been stable since 1.76.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(result_option_inspect)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `result_option_inspect` has been stable since 1.76.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(result_option_inspect)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/cache.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | async fn mget(&self, keys: &[Self::Key]) -> Result>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] = note: `#[warn(async_fn_in_trait)]` on by default [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 8 - async fn mget(&self, keys: &[Self::Key]) -> Result>; [INFO] [stdout] 8 + fn mget(&self, keys: &[Self::Key]) -> impl std::future::Future>> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/cache.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | async fn mdel(&self, keys: &[Self::Key]) -> Result<()>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 15 - async fn mdel(&self, keys: &[Self::Key]) -> Result<()>; [INFO] [stdout] 15 + fn mdel(&self, keys: &[Self::Key]) -> impl std::future::Future> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `count` and `message` are never read [INFO] [stdout] --> src/test/local_cache_test.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct Item { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 12 | count: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 13 | message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Item` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/cache.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | async fn mget(&self, keys: &[Self::Key]) -> Result>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] = note: `#[warn(async_fn_in_trait)]` on by default [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 8 - async fn mget(&self, keys: &[Self::Key]) -> Result>; [INFO] [stdout] 8 + fn mget(&self, keys: &[Self::Key]) -> impl std::future::Future>> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified [INFO] [stdout] --> src/cache.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | async fn mdel(&self, keys: &[Self::Key]) -> Result<()>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` [INFO] [stdout] help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change [INFO] [stdout] | [INFO] [stdout] 15 - async fn mdel(&self, keys: &[Self::Key]) -> Result<()>; [INFO] [stdout] 15 + fn mdel(&self, keys: &[Self::Key]) -> impl std::future::Future> + Send; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.60s [INFO] running `Command { std: "docker" "inspect" "913b7dc224b0a91b3912d9ef42ef274e75526a2c4031eb89c4b87426c5039ac8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "913b7dc224b0a91b3912d9ef42ef274e75526a2c4031eb89c4b87426c5039ac8", kill_on_drop: false }` [INFO] [stdout] 913b7dc224b0a91b3912d9ef42ef274e75526a2c4031eb89c4b87426c5039ac8