[INFO] fetching crate proto-tower-http-2 0.1.6... [INFO] checking proto-tower-http-2-0.1.6 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate proto-tower-http-2 0.1.6 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate proto-tower-http-2 0.1.6 [INFO] finished tweaking crates.io crate proto-tower-http-2 0.1.6 [INFO] tweaked toml for crates.io crate proto-tower-http-2 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate proto-tower-http-2 0.1.6 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate proto-tower-http-2 0.1.6 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a1c4e04cb6353413e9386774e3c834d6db611d9c36aa59a6910e49cdf1dc4e1 [INFO] running `Command { std: "docker" "start" "-a" "6a1c4e04cb6353413e9386774e3c834d6db611d9c36aa59a6910e49cdf1dc4e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a1c4e04cb6353413e9386774e3c834d6db611d9c36aa59a6910e49cdf1dc4e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a1c4e04cb6353413e9386774e3c834d6db611d9c36aa59a6910e49cdf1dc4e1", kill_on_drop: false }` [INFO] [stdout] 6a1c4e04cb6353413e9386774e3c834d6db611d9c36aa59a6910e49cdf1dc4e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f719eaf0ce55355316eca3c6123e1ca05e6d2fab2385bf9dc81acb07664def3 [INFO] running `Command { std: "docker" "start" "-a" "7f719eaf0ce55355316eca3c6123e1ca05e6d2fab2385bf9dc81acb07664def3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling unicode-ident v1.0.16 [INFO] [stderr] Checking bytes v1.10.0 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking tower-layer v0.3.3 [INFO] [stderr] Checking tower-service v0.3.3 [INFO] [stderr] Checking parser-helper v0.1.0 [INFO] [stderr] Checking tower v0.5.2 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Compiling syn v2.0.98 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling async-trait v0.1.86 [INFO] [stderr] Checking tokio v1.43.0 [INFO] [stderr] Checking proto-tower-util v0.1.6 [INFO] [stderr] Checking proto-tower-http-2 v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tokio::io::AsyncWriteExt` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use tokio::io::AsyncWriteExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/server/parser/frame_header.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | Ok((Http2InnerFrame::Headers(Http2FrameHeaders { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 87 | }))) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 81 ~ Ok(Http2InnerFrame::Headers(Http2FrameHeaders { [INFO] [stdout] 82 | flags: Http2FrameHeadersFlags::from_u8(flags), [INFO] [stdout] ... [INFO] [stdout] 86 | padding: padding.to_vec(), [INFO] [stdout] 87 ~ })) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parser_helper::ParseHelper` [INFO] [stdout] --> src/server/parser/mod.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use parser_helper::ParseHelper; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server/layer.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | let mut preface = async_read.read_with_timeout(&mut reader, config.timeout, Some(28)).await; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::io::AsyncWriteExt` [INFO] [stdout] --> src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use tokio::io::AsyncWriteExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/server/parser/frame_header.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | Ok((Http2InnerFrame::Headers(Http2FrameHeaders { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 87 | }))) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 81 ~ Ok(Http2InnerFrame::Headers(Http2FrameHeaders { [INFO] [stdout] 82 | flags: Http2FrameHeadersFlags::from_u8(flags), [INFO] [stdout] ... [INFO] [stdout] 86 | padding: padding.to_vec(), [INFO] [stdout] 87 ~ })) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parser_helper::ParseHelper` [INFO] [stdout] --> src/server/parser/mod.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use parser_helper::ParseHelper; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_data.rs:14:32 [INFO] [stdout] | [INFO] [stdout] 14 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_goaway.rs:15:32 [INFO] [stdout] | [INFO] [stdout] 15 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_header.rs:16:32 [INFO] [stdout] | [INFO] [stdout] 16 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_ping.rs:12:32 [INFO] [stdout] | [INFO] [stdout] 12 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_priority.rs:13:32 [INFO] [stdout] | [INFO] [stdout] 13 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_push_promise.rs:15:32 [INFO] [stdout] | [INFO] [stdout] 15 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_reset_stream.rs:12:32 [INFO] [stdout] | [INFO] [stdout] 12 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_settings.rs:13:32 [INFO] [stdout] | [INFO] [stdout] 13 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_unknown.rs:13:32 [INFO] [stdout] | [INFO] [stdout] 13 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_window_update.rs:12:32 [INFO] [stdout] | [INFO] [stdout] 12 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_u32` is never used [INFO] [stdout] --> src/server/parser/error_codes.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait FrameErrorCode { [INFO] [stdout] | -------------- method in this trait [INFO] [stdout] 2 | fn as_frame_err(&self) -> Result; [INFO] [stdout] 3 | fn as_u32(&self) -> u32; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `exclusive_and_stream_dependency` is never read [INFO] [stdout] --> src/server/parser/frame_header.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Http2FrameHeaders { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 8 | pub flags: Http2FrameHeadersFlags, [INFO] [stdout] 9 | exclusive_and_stream_dependency: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Http2FrameHeaders` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/server/layer.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | let mut preface = async_read.read_with_timeout(&mut reader, config.timeout, Some(28)).await; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_data.rs:14:32 [INFO] [stdout] | [INFO] [stdout] 14 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_goaway.rs:15:32 [INFO] [stdout] | [INFO] [stdout] 15 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_header.rs:16:32 [INFO] [stdout] | [INFO] [stdout] 16 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_ping.rs:12:32 [INFO] [stdout] | [INFO] [stdout] 12 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_priority.rs:13:32 [INFO] [stdout] | [INFO] [stdout] 13 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_push_promise.rs:15:32 [INFO] [stdout] | [INFO] [stdout] 15 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_reset_stream.rs:12:32 [INFO] [stdout] | [INFO] [stdout] 12 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_settings.rs:13:32 [INFO] [stdout] | [INFO] [stdout] 13 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_unknown.rs:13:32 [INFO] [stdout] | [INFO] [stdout] 13 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `writer` [INFO] [stdout] --> src/server/parser/frame_window_update.rs:12:32 [INFO] [stdout] | [INFO] [stdout] 12 | async fn write_onto(&self, writer: &mut Writer) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_u32` is never used [INFO] [stdout] --> src/server/parser/error_codes.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait FrameErrorCode { [INFO] [stdout] | -------------- method in this trait [INFO] [stdout] 2 | fn as_frame_err(&self) -> Result; [INFO] [stdout] 3 | fn as_u32(&self) -> u32; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.42s [INFO] [stdout] warning: field `exclusive_and_stream_dependency` is never read [INFO] [stdout] --> src/server/parser/frame_header.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Http2FrameHeaders { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 8 | pub flags: Http2FrameHeadersFlags, [INFO] [stdout] 9 | exclusive_and_stream_dependency: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Http2FrameHeaders` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7f719eaf0ce55355316eca3c6123e1ca05e6d2fab2385bf9dc81acb07664def3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f719eaf0ce55355316eca3c6123e1ca05e6d2fab2385bf9dc81acb07664def3", kill_on_drop: false }` [INFO] [stdout] 7f719eaf0ce55355316eca3c6123e1ca05e6d2fab2385bf9dc81acb07664def3