[INFO] fetching crate mdbook_rash 2.3.1... [INFO] checking mdbook_rash-2.3.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate mdbook_rash 2.3.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate mdbook_rash 2.3.1 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 mdbook_rash 2.3.1 [INFO] finished tweaking crates.io crate mdbook_rash 2.3.1 [INFO] tweaked toml for crates.io crate mdbook_rash 2.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate mdbook_rash 2.3.1 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] 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] ad222a9e256e83d710610540a3286ab12862c38a468a76935df45418f6965fcf [INFO] running `Command { std: "docker" "start" "-a" "ad222a9e256e83d710610540a3286ab12862c38a468a76935df45418f6965fcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad222a9e256e83d710610540a3286ab12862c38a468a76935df45418f6965fcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad222a9e256e83d710610540a3286ab12862c38a468a76935df45418f6965fcf", kill_on_drop: false }` [INFO] [stdout] ad222a9e256e83d710610540a3286ab12862c38a468a76935df45418f6965fcf [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] 307e1eb157d5d4252564c719efe952fbfa3ebecaab9da206e9db420446708a57 [INFO] running `Command { std: "docker" "start" "-a" "307e1eb157d5d4252564c719efe952fbfa3ebecaab9da206e9db420446708a57", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling serde v1.0.208 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling serde_json v1.0.125 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling schemars v0.8.21 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling rust_decimal v1.35.0 [INFO] [stderr] Compiling nix v0.28.0 [INFO] [stderr] Compiling cfg_aliases v0.2.1 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Compiling prs-lib v0.5.1 [INFO] [stderr] Checking arrayvec v0.7.4 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Compiling syn v2.0.74 [INFO] [stderr] Checking home v0.5.9 [INFO] [stderr] Checking shlex v1.3.0 [INFO] [stderr] Compiling pulldown-cmark v0.10.3 [INFO] [stderr] Compiling dyn-clone v1.0.17 [INFO] [stderr] Checking indexmap v2.3.0 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking pulldown-cmark-escape v0.10.1 [INFO] [stderr] Checking sc v0.2.7 [INFO] [stderr] Checking self_cell v1.0.4 [INFO] [stderr] Checking git-state v0.1.0 [INFO] [stderr] Checking memo-map v0.3.2 [INFO] [stderr] Checking utf8-width v0.1.7 [INFO] [stderr] Checking version-compare v0.2.0 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking itertools v0.13.0 [INFO] [stderr] Checking strum v0.26.3 [INFO] [stderr] Checking topological-sort v0.2.2 [INFO] [stderr] Checking encode_unicode v1.0.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking byte-unit v5.1.4 [INFO] [stderr] Checking terminal_size v0.3.0 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Checking which v6.0.2 [INFO] [stderr] Checking clap_builder v4.5.15 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking nix v0.17.0 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking errno v0.2.8 [INFO] [stderr] Checking secstr v0.5.1 [INFO] [stderr] Checking mio v1.0.1 [INFO] [stderr] Checking term_size v1.0.0-beta1 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking dirs v5.0.1 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking exec v0.3.1 [INFO] [stderr] Checking shellexpand v3.1.0 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking uuid v1.10.0 [INFO] [stderr] Checking fern v0.6.2 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking bstr v1.10.0 [INFO] [stderr] Checking env_filter v0.1.2 [INFO] [stderr] Checking env_logger v0.11.5 [INFO] [stderr] Checking globset v0.4.14 [INFO] [stderr] Checking opener v0.7.1 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling darling_core v0.20.10 [INFO] [stderr] Checking ignore v0.4.22 [INFO] [stderr] Compiling serde_derive v1.0.208 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling zerocopy-derive v0.6.6 [INFO] [stderr] Compiling clap_derive v4.5.13 [INFO] [stderr] Compiling schemars_derive v0.8.21 [INFO] [stderr] Compiling strum_macros v0.26.4 [INFO] [stderr] Checking zerocopy v0.6.6 [INFO] [stderr] Checking ppv-lite86 v0.2.18 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Checking ofiles v0.2.0 [INFO] [stderr] Compiling pest v2.7.11 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling darling_macro v0.20.10 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling darling v0.20.10 [INFO] [stderr] Compiling serde_with_macros v3.9.0 [INFO] [stderr] Checking clap v4.5.16 [INFO] [stderr] Checking clap_complete v4.5.12 [INFO] [stderr] Compiling pest_meta v2.7.11 [INFO] [stderr] Compiling pest_generator v2.7.11 [INFO] [stderr] Compiling pest_derive v2.7.11 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking serde-error v0.1.2 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking serde_with v3.9.0 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking prettytable-rs v0.10.0 [INFO] [stderr] Checking ipc-channel v0.18.2 [INFO] [stderr] Checking minijinja v2.1.2 [INFO] [stderr] Checking handlebars v5.1.2 [INFO] [stderr] Checking mdbook v0.4.40 [INFO] [stderr] Compiling rash_derive v2.3.1 [INFO] [stderr] Checking rash_core v2.3.1 [INFO] [stderr] Checking mdbook_rash v2.3.1 (/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:116:33 [INFO] [stdout] | [INFO] [stdout] 111 | ... .map(|s| { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 114 | ... SingleOrVec::Single(x) => *x, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 115 | ... }; [INFO] [stdout] 116 | / ... serde_yaml::to_value(t) [INFO] [stdout] 117 | | ... .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:167:21 [INFO] [stdout] | [INFO] [stdout] 162 | .map(|s| { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 165 | SingleOrVec::Single(x) => *x, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 166 | }; [INFO] [stdout] 167 | / serde_yaml::to_value(t) [INFO] [stdout] 168 | | .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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mdbook_rash` (lib test) 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:116:33 [INFO] [stdout] | [INFO] [stdout] 111 | ... .map(|s| { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 114 | ... SingleOrVec::Single(x) => *x, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 115 | ... }; [INFO] [stdout] 116 | / ... serde_yaml::to_value(t) [INFO] [stdout] 117 | | ... .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:167:21 [INFO] [stdout] | [INFO] [stdout] 162 | .map(|s| { [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 165 | SingleOrVec::Single(x) => *x, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 166 | }; [INFO] [stdout] 167 | / serde_yaml::to_value(t) [INFO] [stdout] 168 | | .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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mdbook_rash` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "307e1eb157d5d4252564c719efe952fbfa3ebecaab9da206e9db420446708a57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "307e1eb157d5d4252564c719efe952fbfa3ebecaab9da206e9db420446708a57", kill_on_drop: false }` [INFO] [stdout] 307e1eb157d5d4252564c719efe952fbfa3ebecaab9da206e9db420446708a57