[INFO] fetching crate httpserv 1.0.3... [INFO] checking httpserv-1.0.3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate httpserv 1.0.3 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate httpserv 1.0.3 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 httpserv 1.0.3 [INFO] finished tweaking crates.io crate httpserv 1.0.3 [INFO] tweaked toml for crates.io crate httpserv 1.0.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate httpserv 1.0.3 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] 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] af9d64755315855303412b98fa2357cbc6d2ff3ef4367b936bc995625b053690 [INFO] running `Command { std: "docker" "start" "-a" "af9d64755315855303412b98fa2357cbc6d2ff3ef4367b936bc995625b053690", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af9d64755315855303412b98fa2357cbc6d2ff3ef4367b936bc995625b053690", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af9d64755315855303412b98fa2357cbc6d2ff3ef4367b936bc995625b053690", kill_on_drop: false }` [INFO] [stdout] af9d64755315855303412b98fa2357cbc6d2ff3ef4367b936bc995625b053690 [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] e310a99330d39189e9f8dd014e8bda65779d48978e0e2c88d79331f0cd925cf6 [INFO] running `Command { std: "docker" "start" "-a" "e310a99330d39189e9f8dd014e8bda65779d48978e0e2c88d79331f0cd925cf6", kill_on_drop: false }` [INFO] [stderr] Checking httpserv v1.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/http.rs:210:7 [INFO] [stdout] | [INFO] [stdout] 210 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/http.rs:213:9 [INFO] [stdout] | [INFO] [stdout] 213 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/http.rs:222:9 [INFO] [stdout] | [INFO] [stdout] 222 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/http.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 234 | use super::*; [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:33:8 [INFO] [stdout] | [INFO] [stdout] 32 | let listener = net::TcpListener::bind(&cfg.hostname)?; [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 33 | Ok(Httpserv { cfg, listener }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 [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/http.rs:156:8 [INFO] [stdout] | [INFO] [stdout] 148 | let doc = match File::open(filepath) { [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 149 | Ok(d) => d, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 150 | Err(e) => match e.kind() { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 156 | Ok(Response::Ok { [INFO] [stdout] | ________^ [INFO] [stdout] 157 | | headers: vec![], [INFO] [stdout] 158 | | body_type: mapped_type, [INFO] [stdout] 159 | | body_len: metadata.len() as usize, [INFO] [stdout] 160 | | body: doc, [INFO] [stdout] 161 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____| [INFO] [stdout] | [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `httpserv` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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:33:8 [INFO] [stdout] | [INFO] [stdout] 32 | let listener = net::TcpListener::bind(&cfg.hostname)?; [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 33 | Ok(Httpserv { cfg, listener }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 [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/http.rs:156:8 [INFO] [stdout] | [INFO] [stdout] 148 | let doc = match File::open(filepath) { [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 149 | Ok(d) => d, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 150 | Err(e) => match e.kind() { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 156 | Ok(Response::Ok { [INFO] [stdout] | ________^ [INFO] [stdout] 157 | | headers: vec![], [INFO] [stdout] 158 | | body_type: mapped_type, [INFO] [stdout] 159 | | body_len: metadata.len() as usize, [INFO] [stdout] 160 | | body: doc, [INFO] [stdout] 161 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____| [INFO] [stdout] | [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `httpserv` (lib test) due to 3 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e310a99330d39189e9f8dd014e8bda65779d48978e0e2c88d79331f0cd925cf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e310a99330d39189e9f8dd014e8bda65779d48978e0e2c88d79331f0cd925cf6", kill_on_drop: false }` [INFO] [stdout] e310a99330d39189e9f8dd014e8bda65779d48978e0e2c88d79331f0cd925cf6