[INFO] fetching crate crows-bindings 0.3.0... [INFO] checking crows-bindings-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate crows-bindings 0.3.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate crows-bindings 0.3.0 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 crows-bindings 0.3.0 [INFO] finished tweaking crates.io crate crows-bindings 0.3.0 [INFO] tweaked toml for crates.io crate crows-bindings 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate crows-bindings 0.3.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d1a493f0f4511cd2cdf9980aaa1e06b5242e8a4e6cb172f634337af176abc97d [INFO] running `Command { std: "docker" "start" "-a" "d1a493f0f4511cd2cdf9980aaa1e06b5242e8a4e6cb172f634337af176abc97d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d1a493f0f4511cd2cdf9980aaa1e06b5242e8a4e6cb172f634337af176abc97d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1a493f0f4511cd2cdf9980aaa1e06b5242e8a4e6cb172f634337af176abc97d", kill_on_drop: false }` [INFO] [stdout] d1a493f0f4511cd2cdf9980aaa1e06b5242e8a4e6cb172f634337af176abc97d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 42698226f7eaa7800b1e0994ac2c34eafc8a14686bac74ad4811b67de6905286 [INFO] running `Command { std: "docker" "start" "-a" "42698226f7eaa7800b1e0994ac2c34eafc8a14686bac74ad4811b67de6905286", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stderr] Compiling darling_core v0.20.8 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Compiling crows-macros v0.3.0 [INFO] [stderr] Compiling darling_macro v0.20.8 [INFO] [stderr] Compiling darling v0.20.8 [INFO] [stderr] Compiling serde_with_macros v3.7.0 [INFO] [stderr] Checking serde_with v3.7.0 [INFO] [stderr] Checking crows-shared v0.3.0 [INFO] [stderr] Checking crows-bindings v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `with_buffer` is never used [INFO] [stdout] --> src/lib.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn with_buffer(f: impl FnOnce(&mut Vec) -> R) -> R { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `log` is never used [INFO] [stdout] --> src/lib.rs:51:16 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn log(content: *mut u8, content_len: usize); [INFO] [stdout] | ^^^ [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/lib.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 58 | fn with_buffer(f: impl FnOnce(&mut Vec) -> R) -> R { [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 64 | BUFFER.with(|r| { [INFO] [stdout] | _________________^ [INFO] [stdout] 65 | | let mut buf = r.borrow_mut(); [INFO] [stdout] 66 | | buf.clear(); [INFO] [stdout] 67 | | f(&mut buf) [INFO] [stdout] 68 | | }) [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `crows-bindings` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `crows-bindings` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stdout] warning: function `with_buffer` is never used [INFO] [stdout] --> src/lib.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn with_buffer(f: impl FnOnce(&mut Vec) -> R) -> R { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `log` is never used [INFO] [stdout] --> src/lib.rs:51:16 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn log(content: *mut u8, content_len: usize); [INFO] [stdout] | ^^^ [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/lib.rs:64:17 [INFO] [stdout] | [INFO] [stdout] 58 | fn with_buffer(f: impl FnOnce(&mut Vec) -> R) -> R { [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 64 | BUFFER.with(|r| { [INFO] [stdout] | _________________^ [INFO] [stdout] 65 | | let mut buf = r.borrow_mut(); [INFO] [stdout] 66 | | buf.clear(); [INFO] [stdout] 67 | | f(&mut buf) [INFO] [stdout] 68 | | }) [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "42698226f7eaa7800b1e0994ac2c34eafc8a14686bac74ad4811b67de6905286", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42698226f7eaa7800b1e0994ac2c34eafc8a14686bac74ad4811b67de6905286", kill_on_drop: false }` [INFO] [stdout] 42698226f7eaa7800b1e0994ac2c34eafc8a14686bac74ad4811b67de6905286