[INFO] fetching crate http_tiny 2.0.0-pre.6...
[INFO] checking http_tiny-2.0.0-pre.6 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate http_tiny 2.0.0-pre.6 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate http_tiny 2.0.0-pre.6 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate http_tiny 2.0.0-pre.6
[INFO] finished tweaking crates.io crate http_tiny 2.0.0-pre.6
[INFO] tweaked toml for crates.io crate http_tiny 2.0.0-pre.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e98e5d04c75a5542e8a8cddfee78745badf32c388f83049838d9351b3be714b7
[INFO] running `Command { std: "docker" "start" "-a" "e98e5d04c75a5542e8a8cddfee78745badf32c388f83049838d9351b3be714b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e98e5d04c75a5542e8a8cddfee78745badf32c388f83049838d9351b3be714b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e98e5d04c75a5542e8a8cddfee78745badf32c388f83049838d9351b3be714b7", kill_on_drop: false }`
[INFO] [stdout] e98e5d04c75a5542e8a8cddfee78745badf32c388f83049838d9351b3be714b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7da008347503e0821870a99090402984d7e6409e2fc145706adc2f0e3e85dd0
[INFO] running `Command { std: "docker" "start" "-a" "d7da008347503e0821870a99090402984d7e6409e2fc145706adc2f0e3e85dd0", kill_on_drop: false }`
[INFO] [stderr]     Checking http_tiny v2.0.0-pre.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `peek_one` is never used
[INFO] [stdout]   --> src/iotraits.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait BufReadExt
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn peek_one(&mut self) -> Result<Option<u8>, Error>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/convenience/request.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut stdin = BufReader::new(io::stdin());
[INFO] [stdout]    |                 ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 72 |         let this = Header::read(&mut stdin)?;
[INFO] [stdout] 73 |         Ok((this, stdin))
[INFO] [stdout]    |            ^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/convenience/response.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut stdin = BufReader::new(io::stdin());
[INFO] [stdout]    |                 ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 82 |         let this = Header::read(&mut stdin)?;
[INFO] [stdout] 83 |         Ok((this, stdin))
[INFO] [stdout]    |            ^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `peek_one` is never used
[INFO] [stdout]   --> src/iotraits.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub trait BufReadExt
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn peek_one(&mut self) -> Result<Option<u8>, Error>;
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/convenience/request.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let mut stdin = BufReader::new(io::stdin());
[INFO] [stdout]    |                 ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 72 |         let this = Header::read(&mut stdin)?;
[INFO] [stdout] 73 |         Ok((this, stdin))
[INFO] [stdout]    |            ^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/convenience/response.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut stdin = BufReader::new(io::stdin());
[INFO] [stdout]    |                 ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 82 |         let this = Header::read(&mut stdin)?;
[INFO] [stdout] 83 |         Ok((this, stdin))
[INFO] [stdout]    |            ^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http_tiny` (lib test) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `http_tiny` (lib) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "d7da008347503e0821870a99090402984d7e6409e2fc145706adc2f0e3e85dd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7da008347503e0821870a99090402984d7e6409e2fc145706adc2f0e3e85dd0", kill_on_drop: false }`
[INFO] [stdout] d7da008347503e0821870a99090402984d7e6409e2fc145706adc2f0e3e85dd0