[INFO] fetching crate repr_c_pub_struct 0.1.1... [INFO] checking repr_c_pub_struct-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate repr_c_pub_struct 0.1.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate repr_c_pub_struct 0.1.1 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 repr_c_pub_struct 0.1.1 [INFO] finished tweaking crates.io crate repr_c_pub_struct 0.1.1 [INFO] tweaked toml for crates.io crate repr_c_pub_struct 0.1.1 written to /workspace/builds/worker-5-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] Updating crates.io index [INFO] [stderr] Locking 22 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9f94f7659a38a8b728470648eb8fefe8bfce531b62a31bda3349348cf641584f [INFO] running `Command { std: "docker" "start" "-a" "9f94f7659a38a8b728470648eb8fefe8bfce531b62a31bda3349348cf641584f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f94f7659a38a8b728470648eb8fefe8bfce531b62a31bda3349348cf641584f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f94f7659a38a8b728470648eb8fefe8bfce531b62a31bda3349348cf641584f", kill_on_drop: false }` [INFO] [stdout] 9f94f7659a38a8b728470648eb8fefe8bfce531b62a31bda3349348cf641584f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3908cf1c3f209599c847810be6207f75e2426fb5d0406dd0bd48e2d34f0c31f7 [INFO] running `Command { std: "docker" "start" "-a" "3908cf1c3f209599c847810be6207f75e2426fb5d0406dd0bd48e2d34f0c31f7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking parenthesized_c v0.1.0 [INFO] [stderr] Checking repr_c_pub_struct v0.1.1 (/opt/rustwide/workdir) [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:268:13 [INFO] [stdout] | [INFO] [stdout] 267 | .filter_map(|(path, mut file): (String, std::fs::File)| { [INFO] [stdout] | ----------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 268 | / file.read_to_string(&mut buffer) [INFO] [stdout] 269 | | .map(|_byted_read| { [INFO] [stdout] 270 | | let file = syn::parse_file(&buffer); [INFO] [stdout] 271 | | buffer.truncate(0); [INFO] [stdout] 272 | | (path, file) [INFO] [stdout] 273 | | }) [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: 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:277:13 [INFO] [stdout] | [INFO] [stdout] 276 | .filter_map(|(path, res_file): (String, syn::Result)| { [INFO] [stdout] | -------------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 277 | res_file.ok().map(|file| (path, file)) [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 `repr_c_pub_struct` (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:268:13 [INFO] [stdout] | [INFO] [stdout] 267 | .filter_map(|(path, mut file): (String, std::fs::File)| { [INFO] [stdout] | ----------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 268 | / file.read_to_string(&mut buffer) [INFO] [stdout] 269 | | .map(|_byted_read| { [INFO] [stdout] 270 | | let file = syn::parse_file(&buffer); [INFO] [stdout] 271 | | buffer.truncate(0); [INFO] [stdout] 272 | | (path, file) [INFO] [stdout] 273 | | }) [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: 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:277:13 [INFO] [stdout] | [INFO] [stdout] 276 | .filter_map(|(path, res_file): (String, syn::Result)| { [INFO] [stdout] | -------------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 277 | res_file.ok().map(|file| (path, file)) [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 `repr_c_pub_struct` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "3908cf1c3f209599c847810be6207f75e2426fb5d0406dd0bd48e2d34f0c31f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3908cf1c3f209599c847810be6207f75e2426fb5d0406dd0bd48e2d34f0c31f7", kill_on_drop: false }` [INFO] [stdout] 3908cf1c3f209599c847810be6207f75e2426fb5d0406dd0bd48e2d34f0c31f7