[INFO] fetching crate dustr 0.1.2... [INFO] checking dustr-0.1.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate dustr 0.1.2 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate dustr 0.1.2 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dustr 0.1.2 [INFO] finished tweaking crates.io crate dustr 0.1.2 [INFO] tweaked toml for crates.io crate dustr 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate dustr 0.1.2 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6be155c170b76d58c91be7769cb171ff2d17f2dfef509b47025ed4d10f67f411 [INFO] running `Command { std: "docker" "start" "-a" "6be155c170b76d58c91be7769cb171ff2d17f2dfef509b47025ed4d10f67f411", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6be155c170b76d58c91be7769cb171ff2d17f2dfef509b47025ed4d10f67f411", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6be155c170b76d58c91be7769cb171ff2d17f2dfef509b47025ed4d10f67f411", kill_on_drop: false }` [INFO] [stdout] 6be155c170b76d58c91be7769cb171ff2d17f2dfef509b47025ed4d10f67f411 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9fd755e25190d75668b7f17d8fa612514468b7daa387a2f92d2c11b5646e46db [INFO] running `Command { std: "docker" "start" "-a" "9fd755e25190d75668b7f17d8fa612514468b7daa387a2f92d2c11b5646e46db", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Checking ident_case v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling unindent v0.1.6 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking os_str_bytes v2.3.1 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Checking quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking serde_yaml v0.8.13 [INFO] [stderr] Checking darling_core v0.10.2 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling indoc-impl v0.3.6 [INFO] [stderr] Checking indoc v0.3.6 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.1 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking darling v0.10.2 [INFO] [stderr] Checking ffishim v0.1.2 [INFO] [stderr] Checking clap v3.0.0-beta.1 [INFO] [stderr] Checking cargo_toml v0.8.0 [INFO] [stderr] Checking dustr v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `syn::GenericArgument` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/helpers.rs:53:11 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn subtype(ty: Type) -> Type { [INFO] [stdout] | -- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 39 | let path = if let Type::Path(tp) = ty { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 45 | let segment = path.segments.into_iter().last().expect("always >0 elements in type path"); [INFO] [stdout] | ------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 46 | [INFO] [stdout] 47 | let mut args = match segment.arguments { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 53 | match args.next().expect("expecting subtype") { [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: this value of type `syn::GenericArgument` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/helpers.rs:53:11 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn subtype(ty: Type) -> Type { [INFO] [stdout] | -- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 39 | let path = if let Type::Path(tp) = ty { [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 45 | let segment = path.segments.into_iter().last().expect("always >0 elements in type path"); [INFO] [stdout] | ------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 46 | [INFO] [stdout] 47 | let mut args = match segment.arguments { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 53 | match args.next().expect("expecting subtype") { [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dustr` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dustr` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "9fd755e25190d75668b7f17d8fa612514468b7daa387a2f92d2c11b5646e46db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fd755e25190d75668b7f17d8fa612514468b7daa387a2f92d2c11b5646e46db", kill_on_drop: false }` [INFO] [stdout] 9fd755e25190d75668b7f17d8fa612514468b7daa387a2f92d2c11b5646e46db