[INFO] fetching crate somen-language 0.1.0... [INFO] checking somen-language-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate somen-language 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate somen-language 0.1.0 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 somen-language 0.1.0 [INFO] finished tweaking crates.io crate somen-language 0.1.0 [INFO] tweaked toml for crates.io crate somen-language 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate somen-language 0.1.0 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] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `num-traits` dependency) [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `somen` dependency) [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] 9827a46f1d0f1519452e528fc4ba0e538ec47ac35ad150d4b1a19ddeb59d389f [INFO] running `Command { std: "docker" "start" "-a" "9827a46f1d0f1519452e528fc4ba0e538ec47ac35ad150d4b1a19ddeb59d389f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9827a46f1d0f1519452e528fc4ba0e538ec47ac35ad150d4b1a19ddeb59d389f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9827a46f1d0f1519452e528fc4ba0e538ec47ac35ad150d4b1a19ddeb59d389f", kill_on_drop: false }` [INFO] [stdout] 9827a46f1d0f1519452e528fc4ba0e538ec47ac35ad150d4b1a19ddeb59d389f [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] 9ac09bf382727b8d54011801a8661eb37d5234f8a9afef5e9e7a97408f48144e [INFO] running `Command { std: "docker" "start" "-a" "9ac09bf382727b8d54011801a8661eb37d5234f8a9afef5e9e7a97408f48144e", kill_on_drop: false }` [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `num-traits` dependency) [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `somen` dependency) [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking compute-float v0.1.0 [INFO] [stderr] Checking somen v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking somen-language v0.1.0 (/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/identifier.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn identifier<'a, P, Q, E, I, C>(start: P, rest: Q) -> impl Parser + 'a [INFO] [stdout] | -------- ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 16 | (start.once(), rest.repeat(..)).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] = 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/numeric.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn signed<'a, N, F, P, I, C>(mut parser: F, plus_sign: bool) -> impl Parser + 'a [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 20 | / sign(plus_sign) [INFO] [stdout] 21 | | .opt() [INFO] [stdout] 22 | | .then(move |sign| parser(sign.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/numeric/float.rs:71:39 [INFO] [stdout] | [INFO] [stdout] 71 | |neg| fold_digits(digits_trailing_zeros(10), 0i32, 10, neg), [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/numeric/integer.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 91 | streamed: S, [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 92 | acc: N, [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 102 | let n_radix = N::try_from(radix).ok(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 103 | streamed.fold( [INFO] [stdout] 104 | value((acc, 0, n_radix.is_none())), [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/numeric/integer.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 91 | streamed: S, [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 92 | acc: N, [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 102 | let n_radix = N::try_from(radix).ok(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 105 | / move |(acc, count, overflowed), x| { [INFO] [stdout] 106 | | if overflowed { [INFO] [stdout] 107 | | return (acc, count, true); [INFO] [stdout] 108 | | } [INFO] [stdout] ... | [INFO] [stdout] 120 | | } [INFO] [stdout] 121 | | }, [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/numeric/integer.rs:113:39 [INFO] [stdout] | [INFO] [stdout] 113 | .and_then(|d| N::try_from(d).ok()) [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 `somen-language` (lib) due to 7 previous errors [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/identifier.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn identifier<'a, P, Q, E, I, C>(start: P, rest: Q) -> impl Parser + 'a [INFO] [stdout] | -------- ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 16 | (start.once(), rest.repeat(..)).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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [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/numeric.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn signed<'a, N, F, P, I, C>(mut parser: F, plus_sign: bool) -> impl Parser + 'a [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 20 | / sign(plus_sign) [INFO] [stdout] 21 | | .opt() [INFO] [stdout] 22 | | .then(move |sign| parser(sign.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/numeric/float.rs:71:39 [INFO] [stdout] | [INFO] [stdout] 71 | |neg| fold_digits(digits_trailing_zeros(10), 0i32, 10, neg), [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/numeric/integer.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 91 | streamed: S, [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 92 | acc: N, [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 102 | let n_radix = N::try_from(radix).ok(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 103 | streamed.fold( [INFO] [stdout] 104 | value((acc, 0, n_radix.is_none())), [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/numeric/integer.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 91 | streamed: S, [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 92 | acc: N, [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 102 | let n_radix = N::try_from(radix).ok(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 105 | / move |(acc, count, overflowed), x| { [INFO] [stdout] 106 | | if overflowed { [INFO] [stdout] 107 | | return (acc, count, true); [INFO] [stdout] 108 | | } [INFO] [stdout] ... | [INFO] [stdout] 120 | | } [INFO] [stdout] 121 | | }, [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/numeric/integer.rs:113:39 [INFO] [stdout] | [INFO] [stdout] 113 | .and_then(|d| N::try_from(d).ok()) [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 `somen-language` (lib test) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "9ac09bf382727b8d54011801a8661eb37d5234f8a9afef5e9e7a97408f48144e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ac09bf382727b8d54011801a8661eb37d5234f8a9afef5e9e7a97408f48144e", kill_on_drop: false }` [INFO] [stdout] 9ac09bf382727b8d54011801a8661eb37d5234f8a9afef5e9e7a97408f48144e