[INFO] fetching crate ring-alloc 0.2.0... [INFO] checking ring-alloc-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate ring-alloc 0.2.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate ring-alloc 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 ring-alloc 0.2.0 [INFO] finished tweaking crates.io crate ring-alloc 0.2.0 [INFO] tweaked toml for crates.io crate ring-alloc 0.2.0 written to /workspace/builds/worker-7-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 85 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding clap v3.2.25 (latest: v4.5.16) [INFO] [stderr] Adding clap_lex v0.2.4 (latest: v0.7.2) [INFO] [stderr] Adding criterion v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.5.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding os_str_bytes v6.6.1 (latest: v7.0.0) [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] [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8ba570ec608cc9d4fa0c969287ad7733e0ae6e1e2aa92cef9c8a2b5512377a59 [INFO] running `Command { std: "docker" "start" "-a" "8ba570ec608cc9d4fa0c969287ad7733e0ae6e1e2aa92cef9c8a2b5512377a59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ba570ec608cc9d4fa0c969287ad7733e0ae6e1e2aa92cef9c8a2b5512377a59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ba570ec608cc9d4fa0c969287ad7733e0ae6e1e2aa92cef9c8a2b5512377a59", kill_on_drop: false }` [INFO] [stdout] 8ba570ec608cc9d4fa0c969287ad7733e0ae6e1e2aa92cef9c8a2b5512377a59 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eee1026eae195fe9d8bf61dab8f8ddea4f7db7458fc998943029977c2233f377 [INFO] running `Command { std: "docker" "start" "-a" "eee1026eae195fe9d8bf61dab8f8ddea4f7db7458fc998943029977c2233f377", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking allocator-api2 v0.2.18 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking bumpalo v3.16.0 [INFO] [stderr] Checking plotters-svg v0.3.6 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking allocator-api2-tests v0.2.15 [INFO] [stderr] Checking ring-alloc v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `no_global_oom_handling` [INFO] [stdout] --> src/local.rs:276:11 [INFO] [stdout] | [INFO] [stdout] 276 | #[cfg(not(no_global_oom_handling))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(no_global_oom_handling)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(no_global_oom_handling)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `no_global_oom_handling` [INFO] [stdout] --> src/local.rs:288:11 [INFO] [stdout] | [INFO] [stdout] 288 | #[cfg(not(no_global_oom_handling))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(no_global_oom_handling)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(no_global_oom_handling)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `no_global_oom_handling` [INFO] [stdout] --> src/local.rs:171:15 [INFO] [stdout] | [INFO] [stdout] 171 | #[cfg(not(no_global_oom_handling))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(no_global_oom_handling)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(no_global_oom_handling)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `no_global_oom_handling` [INFO] [stdout] --> src/local.rs:304:15 [INFO] [stdout] | [INFO] [stdout] 304 | #[cfg(not(no_global_oom_handling))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(no_global_oom_handling)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(no_global_oom_handling)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking clap v3.2.25 [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/local.rs:315:12 [INFO] [stdout] | [INFO] [stdout] 314 | pub fn try_new_in(allocator: A) -> Result { [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 315 | Ok(RingAlloc { [INFO] [stdout] | ____________^ [INFO] [stdout] 316 | | inner: Rings::try_new_in(allocator)?, [INFO] [stdout] 317 | | }) [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/global.rs:380:64 [INFO] [stdout] | [INFO] [stdout] 380 | .try_with(|rings| _allocate(&rings.tiny_ring, &GLOBAL_RINGS.tiny_ring, layout)) [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/global.rs:384:65 [INFO] [stdout] | [INFO] [stdout] 384 | .try_with(|rings| _allocate(&rings.small_ring, &GLOBAL_RINGS.small_ring, layout)) [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/global.rs:388:65 [INFO] [stdout] | [INFO] [stdout] 388 | .try_with(|rings| _allocate(&rings.large_ring, &GLOBAL_RINGS.large_ring, layout)) [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 4 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ring-alloc` (lib) due to 5 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "eee1026eae195fe9d8bf61dab8f8ddea4f7db7458fc998943029977c2233f377", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eee1026eae195fe9d8bf61dab8f8ddea4f7db7458fc998943029977c2233f377", kill_on_drop: false }` [INFO] [stdout] eee1026eae195fe9d8bf61dab8f8ddea4f7db7458fc998943029977c2233f377