[INFO] fetching crate otarustlings 1.0.0... [INFO] checking otarustlings-1.0.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate otarustlings 1.0.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate otarustlings 1.0.0 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 otarustlings 1.0.0 [INFO] finished tweaking crates.io crate otarustlings 1.0.0 [INFO] tweaked toml for crates.io crate otarustlings 1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate otarustlings 1.0.0 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] Blocking waiting for file lock on package cache [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] 4a7098d44a6c75cfb07a20e4f0c73603cef3acc4ed411fc8462c6f9b9e3fc888 [INFO] running `Command { std: "docker" "start" "-a" "4a7098d44a6c75cfb07a20e4f0c73603cef3acc4ed411fc8462c6f9b9e3fc888", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a7098d44a6c75cfb07a20e4f0c73603cef3acc4ed411fc8462c6f9b9e3fc888", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a7098d44a6c75cfb07a20e4f0c73603cef3acc4ed411fc8462c6f9b9e3fc888", kill_on_drop: false }` [INFO] [stdout] 4a7098d44a6c75cfb07a20e4f0c73603cef3acc4ed411fc8462c6f9b9e3fc888 [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] 2375d47e37c0e486c5e097d976dcfcd2f16e80f64a2f39677039a048765d42f6 [INFO] running `Command { std: "docker" "start" "-a" "2375d47e37c0e486c5e097d976dcfcd2f16e80f64a2f39677039a048765d42f6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling signal-hook v0.3.13 [INFO] [stderr] Compiling cpufeatures v0.2.2 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking tracing-core v0.1.26 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Checking object v0.28.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling backtrace v0.3.65 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking mio v0.8.2 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling anyhow v1.0.57 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking clap_lex v0.2.0 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Compiling sha2 v0.9.9 [INFO] [stderr] Checking filetime v0.2.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking notify v4.0.17 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking crossterm v0.23.2 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking tracing-subscriber v0.3.11 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking rust-embed-utils v7.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.21 [INFO] [stderr] Compiling rust-embed-impl v6.2.0 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking rust-embed v6.4.0 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking tracing v0.1.34 [INFO] [stderr] Checking clap v3.1.15 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking otarustlings v1.0.0 (/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/tester.rs:405:12 [INFO] [stdout] | [INFO] [stdout] 405 | Ok(Box::new(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 406 | | state: TesterStateData { [INFO] [stdout] 407 | | state, [INFO] [stdout] 408 | | selected_exercise, [INFO] [stdout] 409 | | }, [INFO] [stdout] 410 | | marker: PhantomData, [INFO] [stdout] 411 | | })) [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/lib/utils.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn list_exercises(path: impl AsRef) -> impl Iterator { [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 121 | / WalkDir::new(&path) [INFO] [stdout] 122 | | .min_depth(2) [INFO] [stdout] 123 | | .sort_by_file_name() [INFO] [stdout] 124 | | .into_iter() [INFO] [stdout] ... | [INFO] [stdout] 130 | | .to_owned() [INFO] [stdout] 131 | | }) [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/tester.rs:405:12 [INFO] [stdout] | [INFO] [stdout] 405 | Ok(Box::new(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 406 | | state: TesterStateData { [INFO] [stdout] 407 | | state, [INFO] [stdout] 408 | | selected_exercise, [INFO] [stdout] 409 | | }, [INFO] [stdout] 410 | | marker: PhantomData, [INFO] [stdout] 411 | | })) [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/lib/utils.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn list_exercises(path: impl AsRef) -> impl Iterator { [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 121 | / WalkDir::new(&path) [INFO] [stdout] 122 | | .min_depth(2) [INFO] [stdout] 123 | | .sort_by_file_name() [INFO] [stdout] 124 | | .into_iter() [INFO] [stdout] ... | [INFO] [stdout] 130 | | .to_owned() [INFO] [stdout] 131 | | }) [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] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `otarustlings` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `otarustlings` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "2375d47e37c0e486c5e097d976dcfcd2f16e80f64a2f39677039a048765d42f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2375d47e37c0e486c5e097d976dcfcd2f16e80f64a2f39677039a048765d42f6", kill_on_drop: false }` [INFO] [stdout] 2375d47e37c0e486c5e097d976dcfcd2f16e80f64a2f39677039a048765d42f6