[INFO] fetching crate mparsed 0.2.0... [INFO] checking mparsed-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate mparsed 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate mparsed 0.2.0 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 mparsed 0.2.0 [INFO] finished tweaking crates.io crate mparsed 0.2.0 [INFO] tweaked toml for crates.io crate mparsed 0.2.0 written to /workspace/builds/worker-4-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 41 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.9.0 (latest: v0.13.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.58.0) [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4e93f0b03131042306a865f766fc934d91346a488e691a0da63215c76af456fa [INFO] running `Command { std: "docker" "start" "-a" "4e93f0b03131042306a865f766fc934d91346a488e691a0da63215c76af456fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e93f0b03131042306a865f766fc934d91346a488e691a0da63215c76af456fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e93f0b03131042306a865f766fc934d91346a488e691a0da63215c76af456fa", kill_on_drop: false }` [INFO] [stdout] 4e93f0b03131042306a865f766fc934d91346a488e691a0da63215c76af456fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 01c2c4b65456ef768d726bf256aac303c0fd43131e31711fbed96b8519764db4 [INFO] running `Command { std: "docker" "start" "-a" "01c2c4b65456ef768d726bf256aac303c0fd43131e31711fbed96b8519764db4", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking envy v0.4.2 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking mparsed v0.2.0 (/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:57:6 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn parse_response<'a, I: Iterator, T: de::DeserializeOwned>(input: I) -> MpdResult { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 57 | Ok(envy::from_iter(map).unwrap()) [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:82:3 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn parse_response_vec<'a, I: Iterator, T: de::DeserializeOwned>(input: I, first_keys: &[&str]) -> MpdResult> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 82 | / input [INFO] [stdout] 83 | | .peekable() [INFO] [stdout] 84 | | .batching(|it| { [INFO] [stdout] 85 | | let mut v = match it.next() { [INFO] [stdout] ... | [INFO] [stdout] 104 | | }) [INFO] [stdout] 105 | | .map(|b| parse_response(b.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:113:3 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn parse_playlist<'a, I: Iterator>(input: I) -> MpdResult> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 113 | / input [INFO] [stdout] 114 | | // `iter.scan((), |(), item| predicate(item))` is equivalent to map_while(predicate), [INFO] [stdout] 115 | | // but the latter isn’t stabilized (yet). [INFO] [stdout] 116 | | .scan((), |(), s| match s.splitn(2, ' ').next_tuple() { [INFO] [stdout] ... | [INFO] [stdout] 119 | | Some((_, filename)) => Some(Ok(filename)), [INFO] [stdout] 120 | | }) [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/structs.rs:180:5 [INFO] [stdout] | [INFO] [stdout] 176 | pub fn de_time_int<'de, D>(deserializer: D) -> Result [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 180 | u64::deserialize(deserializer).map(Duration::from_secs) [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/structs.rs:189:5 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn de_time_float<'de, D>(deserializer: D) -> Result, D::Error> [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 189 | f64::deserialize(deserializer).map(Duration::from_secs_f64).map(Some) [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/structs.rs:212:5 [INFO] [stdout] | [INFO] [stdout] 208 | pub fn de_string_or_vec<'de, D>(deserializer: D) -> Result, D::Error> [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 212 | String::deserialize(deserializer).map(|s| s.split(SEPARATOR).map(std::string::String::from).collect()) [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 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mparsed` (lib test) due to 7 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:57:6 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn parse_response<'a, I: Iterator, T: de::DeserializeOwned>(input: I) -> MpdResult { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 57 | Ok(envy::from_iter(map).unwrap()) [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:82:3 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn parse_response_vec<'a, I: Iterator, T: de::DeserializeOwned>(input: I, first_keys: &[&str]) -> MpdResult> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 82 | / input [INFO] [stdout] 83 | | .peekable() [INFO] [stdout] 84 | | .batching(|it| { [INFO] [stdout] 85 | | let mut v = match it.next() { [INFO] [stdout] ... | [INFO] [stdout] 104 | | }) [INFO] [stdout] 105 | | .map(|b| parse_response(b.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:113:3 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn parse_playlist<'a, I: Iterator>(input: I) -> MpdResult> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 113 | / input [INFO] [stdout] 114 | | // `iter.scan((), |(), item| predicate(item))` is equivalent to map_while(predicate), [INFO] [stdout] 115 | | // but the latter isn’t stabilized (yet). [INFO] [stdout] 116 | | .scan((), |(), s| match s.splitn(2, ' ').next_tuple() { [INFO] [stdout] ... | [INFO] [stdout] 119 | | Some((_, filename)) => Some(Ok(filename)), [INFO] [stdout] 120 | | }) [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/structs.rs:180:5 [INFO] [stdout] | [INFO] [stdout] 176 | pub fn de_time_int<'de, D>(deserializer: D) -> Result [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 180 | u64::deserialize(deserializer).map(Duration::from_secs) [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/structs.rs:189:5 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn de_time_float<'de, D>(deserializer: D) -> Result, D::Error> [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 189 | f64::deserialize(deserializer).map(Duration::from_secs_f64).map(Some) [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/structs.rs:212:5 [INFO] [stdout] | [INFO] [stdout] 208 | pub fn de_string_or_vec<'de, D>(deserializer: D) -> Result, D::Error> [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 212 | String::deserialize(deserializer).map(|s| s.split(SEPARATOR).map(std::string::String::from).collect()) [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 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mparsed` (lib) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "01c2c4b65456ef768d726bf256aac303c0fd43131e31711fbed96b8519764db4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01c2c4b65456ef768d726bf256aac303c0fd43131e31711fbed96b8519764db4", kill_on_drop: false }` [INFO] [stdout] 01c2c4b65456ef768d726bf256aac303c0fd43131e31711fbed96b8519764db4