[INFO] fetching crate cargo_metadata 0.18.1... [INFO] checking cargo_metadata-0.18.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate cargo_metadata 0.18.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate cargo_metadata 0.18.1 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 cargo_metadata 0.18.1 [INFO] finished tweaking crates.io crate cargo_metadata 0.18.1 [INFO] tweaked toml for crates.io crate cargo_metadata 0.18.1 written to /workspace/builds/worker-1-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 26 packages to latest compatible versions [INFO] [stderr] Adding darling v0.14.4 (latest: v0.20.10) [INFO] [stderr] Adding darling_core v0.14.4 (latest: v0.20.10) [INFO] [stderr] Adding darling_macro v0.14.4 (latest: v0.20.10) [INFO] [stderr] Adding derive_builder v0.12.0 (latest: v0.20.1) [INFO] [stderr] Adding derive_builder_core v0.12.0 (latest: v0.20.1) [INFO] [stderr] Adding derive_builder_macro v0.12.0 (latest: v0.20.1) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3ff59ec9e6d1eb15ffa02b044d302a99bcccd044b3082750f1567e78e3ae74a0 [INFO] running `Command { std: "docker" "start" "-a" "3ff59ec9e6d1eb15ffa02b044d302a99bcccd044b3082750f1567e78e3ae74a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ff59ec9e6d1eb15ffa02b044d302a99bcccd044b3082750f1567e78e3ae74a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ff59ec9e6d1eb15ffa02b044d302a99bcccd044b3082750f1567e78e3ae74a0", kill_on_drop: false }` [INFO] [stdout] 3ff59ec9e6d1eb15ffa02b044d302a99bcccd044b3082750f1567e78e3ae74a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 055d338969c69fbfd6c95bcfcd90f26cb0efab22037403dfb3622d71dfd5cfb5 [INFO] running `Command { std: "docker" "start" "-a" "055d338969c69fbfd6c95bcfcd90f26cb0efab22037403dfb3622d71dfd5cfb5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Compiling camino v1.1.9 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking cargo-platform v0.1.8 [INFO] [stderr] Checking cargo_metadata v0.18.1 (/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:906:8 [INFO] [stdout] | [INFO] [stdout] 879 | deserializer: D, [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 906 | Ok(Some( [INFO] [stdout] | ________^ [INFO] [stdout] 907 | | Version::parse(&buf).map_err(serde::de::Error::custom)?, [INFO] [stdout] 908 | | )) [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] = 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/dependency.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub(super) fn parse_dependency_kind<'de, D>(d: D) -> Result [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 47 | Deserialize::deserialize(d).map(|x: Option<_>| x.unwrap_or_default()) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/messages.rs:301:5 [INFO] [stdout] | [INFO] [stdout] 300 | pub fn parse_messages(input: R) -> MessageIterator { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 301 | serde_json::Deserializer::from_reader(input).into_iter::() [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: 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:906:8 [INFO] [stdout] | [INFO] [stdout] 879 | deserializer: D, [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 906 | Ok(Some( [INFO] [stdout] | ________^ [INFO] [stdout] 907 | | Version::parse(&buf).map_err(serde::de::Error::custom)?, [INFO] [stdout] 908 | | )) [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] = 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/dependency.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub(super) fn parse_dependency_kind<'de, D>(d: D) -> Result [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 47 | Deserialize::deserialize(d).map(|x: Option<_>| x.unwrap_or_default()) [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 3 previous errors [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/messages.rs:301:5 [INFO] [stdout] | [INFO] [stdout] 300 | pub fn parse_messages(input: R) -> MessageIterator { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 301 | serde_json::Deserializer::from_reader(input).into_iter::() [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] [stderr] error: could not compile `cargo_metadata` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cargo_metadata` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "055d338969c69fbfd6c95bcfcd90f26cb0efab22037403dfb3622d71dfd5cfb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "055d338969c69fbfd6c95bcfcd90f26cb0efab22037403dfb3622d71dfd5cfb5", kill_on_drop: false }` [INFO] [stdout] 055d338969c69fbfd6c95bcfcd90f26cb0efab22037403dfb3622d71dfd5cfb5