[INFO] fetching crate blue_hal 1.1.0... [INFO] checking blue_hal-1.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate blue_hal 1.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate blue_hal 1.1.0 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] removed /workspace/builds/worker-0-tc2/source/.cargo/config [INFO] started tweaking crates.io crate blue_hal 1.1.0 [INFO] finished tweaking crates.io crate blue_hal 1.1.0 [INFO] tweaked toml for crates.io crate blue_hal 1.1.0 written to /workspace/builds/worker-0-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 52 packages to latest compatible versions [INFO] [stderr] Adding aligned v0.2.0 (latest: v0.4.2) [INFO] [stderr] Adding aligned v0.3.5 (latest: v0.4.2) [INFO] [stderr] Adding as-slice v0.1.5 (latest: v0.2.1) [INFO] [stderr] Adding bare-metal v0.2.5 (latest: v1.0.0) [INFO] [stderr] Adding bitfield v0.13.2 (latest: v0.16.1) [INFO] [stderr] Adding cortex-m v0.5.11 (latest: v0.7.7) [INFO] [stderr] Adding cortex-m v0.6.7 (latest: v0.7.7) [INFO] [stderr] Adding cortex-m-rt v0.6.15 (latest: v0.7.3) [INFO] [stderr] Adding cortex-m-rt-macros v0.6.15 (latest: v0.7.0) [INFO] [stderr] Adding cortex-m-semihosting v0.3.7 (latest: v0.5.0) [INFO] [stderr] Adding crc v1.8.1 (latest: v3.2.1) [INFO] [stderr] Adding defmt v0.2.3 (latest: v0.3.8) [INFO] [stderr] Adding defmt-macros v0.2.3 (latest: v0.3.9) [INFO] [stderr] Adding defmt-parser v0.2.2 (latest: v0.3.4) [INFO] [stderr] Adding defmt-rtt v0.2.0 (latest: v0.4.1) [INFO] [stderr] Adding embedded-hal v0.2.7 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.1.0) [INFO] [stderr] Adding generic-array v0.13.3 (latest: v1.1.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding max3263x v0.1.0 (latest: v0.5.0) [INFO] [stderr] Adding memchr v2.3.4 (latest: v2.7.4) [INFO] [stderr] Adding nb v0.1.3 (latest: v1.1.0) [INFO] [stderr] Adding nom v6.2.2 (latest: v7.1.3) [INFO] [stderr] Adding r0 v0.2.2 (latest: v1.0.0) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.1) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding stm32f4 v0.12.1 (latest: v0.15.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding ufmt v0.1.2 (latest: v0.2.0) [INFO] [stderr] Adding ufmt-macros v0.2.0 (latest: v0.3.0) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b9550b40e76c352e53d2e9314aea54f639e0288a8a89da4c0b03727e01887dcf [INFO] running `Command { std: "docker" "start" "-a" "b9550b40e76c352e53d2e9314aea54f639e0288a8a89da4c0b03727e01887dcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b9550b40e76c352e53d2e9314aea54f639e0288a8a89da4c0b03727e01887dcf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9550b40e76c352e53d2e9314aea54f639e0288a8a89da4c0b03727e01887dcf", kill_on_drop: false }` [INFO] [stdout] b9550b40e76c352e53d2e9314aea54f639e0288a8a89da4c0b03727e01887dcf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e03f88bbaeeee19b82781c0e5cc5ffa7b9eb272ed63875be028e2567fa436a4e [INFO] running `Command { std: "docker" "start" "-a" "e03f88bbaeeee19b82781c0e5cc5ffa7b9eb272ed63875be028e2567fa436a4e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling build_const v0.2.2 [INFO] [stderr] Compiling defmt-parser v0.2.2 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking volatile-register v0.2.2 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Compiling cortex-m-rt v0.6.15 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Compiling cortex-m-semihosting v0.3.7 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Checking ufmt-write v0.1.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking bytemuck v1.17.1 [INFO] [stderr] Compiling defmt v0.2.3 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling nom v6.2.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stderr] Compiling defmt-macros v0.2.3 [INFO] [stderr] Compiling ufmt-macros v0.2.0 [INFO] [stderr] Compiling cortex-m-rt-macros v0.6.15 [INFO] [stderr] Compiling marker-blanket v0.1.0 [INFO] [stderr] Checking ufmt v0.1.2 [INFO] [stderr] Checking defmt-rtt v0.2.0 [INFO] [stderr] Checking blue_hal v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(associated_type_bounds)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `bool_to_option` has been stable since 1.62.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(bool_to_option)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `associated_type_bounds` has been stable since 1.79.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(associated_type_bounds)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `bool_to_option` has been stable since 1.62.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(bool_to_option)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [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/utilities/guard.rs:48:31 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn new(item: &'a mut T, on_entry: F, on_exit: G) -> Self { [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] 47 | on_entry(item); [INFO] [stdout] 48 | Self { item, on_exit: Some(on_exit), _marker: PhantomData::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] = 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/utilities/iterator.rs:36:85 [INFO] [stdout] | [INFO] [stdout] 35 | fn until_sequence(self, sequence: &[T]) -> UntilSequenceIterator { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 36 | UntilSequenceIterator { inner: self, sequence, head: 0, tail: 0, divergent: 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: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `blue_hal` (lib) due to 3 previous errors; 2 warnings emitted [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/utilities/guard.rs:48:31 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn new(item: &'a mut T, on_entry: F, on_exit: G) -> Self { [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] 47 | on_entry(item); [INFO] [stdout] 48 | Self { item, on_exit: Some(on_exit), _marker: PhantomData::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] = 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/utilities/iterator.rs:36:85 [INFO] [stdout] | [INFO] [stdout] 35 | fn until_sequence(self, sequence: &[T]) -> UntilSequenceIterator { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 36 | UntilSequenceIterator { inner: self, sequence, head: 0, tail: 0, divergent: 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: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `blue_hal` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e03f88bbaeeee19b82781c0e5cc5ffa7b9eb272ed63875be028e2567fa436a4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e03f88bbaeeee19b82781c0e5cc5ffa7b9eb272ed63875be028e2567fa436a4e", kill_on_drop: false }` [INFO] [stdout] e03f88bbaeeee19b82781c0e5cc5ffa7b9eb272ed63875be028e2567fa436a4e