[INFO] fetching crate async-codec-lite 0.0.2... [INFO] checking async-codec-lite-0.0.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate async-codec-lite 0.0.2 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate async-codec-lite 0.0.2 [INFO] finished tweaking crates.io crate async-codec-lite 0.0.2 [INFO] tweaked toml for crates.io crate async-codec-lite 0.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate async-codec-lite 0.0.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 33 packages to latest compatible versions [INFO] [stderr] Adding futures-lite v1.13.0 (available: v2.6.1) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8930eef5c9c79029ce8deba124a87ea7f80c681b3ffec2cb05800720d4a48923 [INFO] running `Command { std: "docker" "start" "-a" "8930eef5c9c79029ce8deba124a87ea7f80c681b3ffec2cb05800720d4a48923", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8930eef5c9c79029ce8deba124a87ea7f80c681b3ffec2cb05800720d4a48923", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8930eef5c9c79029ce8deba124a87ea7f80c681b3ffec2cb05800720d4a48923", kill_on_drop: false }` [INFO] [stdout] 8930eef5c9c79029ce8deba124a87ea7f80c681b3ffec2cb05800720d4a48923 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dc44faad355f0a411546037fbffcc271d57e559a0ddac815e4125dac17f84d59 [INFO] running `Command { std: "docker" "start" "-a" "dc44faad355f0a411546037fbffcc271d57e559a0ddac815e4125dac17f84d59", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking parking v2.2.1 [INFO] [stderr] Checking waker-fn v1.2.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking async-codec-lite v0.0.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stdout] warning: unused import: `Bytes` [INFO] [stdout] --> src/framed/read.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | pub use bytes::{Bytes, BytesMut}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BytesMut` and `Bytes` [INFO] [stdout] --> src/framed/write.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | pub use bytes::{Bytes, BytesMut}; [INFO] [stdout] | ^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Bytes` [INFO] [stdout] --> src/framed/mod.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | pub use bytes::{Bytes, BytesMut}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/codec/bytes.rs:22:89 [INFO] [stdout] | [INFO] [stdout] 22 | fn decode(&mut self, src: &mut BytesMut) -> Result, Self::Error> { [INFO] [stdout] | _________________________________________________________________________________________^ [INFO] [stdout] 23 | | let len = src.len(); [INFO] [stdout] 24 | | Ok(if len > 0 { [INFO] [stdout] 25 | | Some(src.split_to(len).freeze()) [INFO] [stdout] ... | [INFO] [stdout] 28 | | }) [INFO] [stdout] 29 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/codec/bytes.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | / Ok(if len > 0 { [INFO] [stdout] 25 | | Some(src.split_to(len).freeze()) [INFO] [stdout] 26 | | } else { [INFO] [stdout] 27 | | None [INFO] [stdout] 28 | | }) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/codec/length.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | usize::try_from(Self::from_be_bytes(len_bytes)).map_err(|_| OverflowError) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | impl_length!(u8 => 1, u16 => 2, u32 => 4, u64 => 8); [INFO] [stdout] | --------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_length` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `async-codec-lite` (lib) due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "dc44faad355f0a411546037fbffcc271d57e559a0ddac815e4125dac17f84d59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc44faad355f0a411546037fbffcc271d57e559a0ddac815e4125dac17f84d59", kill_on_drop: false }` [INFO] [stdout] dc44faad355f0a411546037fbffcc271d57e559a0ddac815e4125dac17f84d59