[INFO] fetching crate pca9539 0.3.0... [INFO] checking pca9539-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate pca9539 0.3.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate pca9539 0.3.0 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 pca9539 0.3.0 [INFO] finished tweaking crates.io crate pca9539 0.3.0 [INFO] tweaked toml for crates.io crate pca9539 0.3.0 written to /workspace/builds/worker-3-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 47 packages to latest compatible versions [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 embedded-hal v0.2.7 (latest: v1.0.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding mockall v0.11.4 (latest: v0.13.0) [INFO] [stderr] Adding mockall_derive v0.11.4 (latest: v0.13.0) [INFO] [stderr] Adding nb v0.1.3 (latest: v1.1.0) [INFO] [stderr] Adding predicates v2.1.5 (latest: v3.1.2) [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 syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding termtree v0.4.1 (latest: v0.5.1) [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-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] 0154aa40884be2714995d02f64883d697c8e0449100e99d48470d008f59e5f23 [INFO] running `Command { std: "docker" "start" "-a" "0154aa40884be2714995d02f64883d697c8e0449100e99d48470d008f59e5f23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0154aa40884be2714995d02f64883d697c8e0449100e99d48470d008f59e5f23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0154aa40884be2714995d02f64883d697c8e0449100e99d48470d008f59e5f23", kill_on_drop: false }` [INFO] [stdout] 0154aa40884be2714995d02f64883d697c8e0449100e99d48470d008f59e5f23 [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] a53a7d13fed7fcd941c7519ce19f437c61be4e40eb596cc01385a578c8bef251 [INFO] running `Command { std: "docker" "start" "-a" "a53a7d13fed7fcd941c7519ce19f437c61be4e40eb596cc01385a578c8bef251", kill_on_drop: false }` [INFO] [stderr] Checking predicates-core v1.0.8 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling heapless v0.8.0 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Checking hash32 v0.3.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking predicates-tree v1.0.11 [INFO] [stderr] Checking fragile v2.0.0 [INFO] [stderr] Checking downcast v0.11.0 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking bitmaps v3.2.1 [INFO] [stderr] Checking pca9539 v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking predicates v2.1.5 [INFO] [stderr] Compiling mockall_derive v0.11.4 [INFO] [stderr] Checking mockall v0.11.4 [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/tests.rs:348:30 [INFO] [stdout] | [INFO] [stdout] 342 | let i2c_bus = BusMockBuilder::new().write_error(0x01).into_mock(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 343 | [INFO] [stdout] 344 | let mut expander = PCA9539::new(i2c_bus, 0x74); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 348 | assert_eq!("WriteError", pin.is_high().unwrap_err().to_string()) [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/tests.rs:359:29 [INFO] [stdout] | [INFO] [stdout] 353 | let i2c_bus = BusMockBuilder::new().mock_write(1).read_error().into_mock(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 354 | [INFO] [stdout] 355 | let mut expander = PCA9539::new(i2c_bus, 0x74); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 359 | assert_eq!("ReadError", pin.is_high().unwrap_err().to_string()) [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 `pca9539` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "a53a7d13fed7fcd941c7519ce19f437c61be4e40eb596cc01385a578c8bef251", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a53a7d13fed7fcd941c7519ce19f437c61be4e40eb596cc01385a578c8bef251", kill_on_drop: false }` [INFO] [stdout] a53a7d13fed7fcd941c7519ce19f437c61be4e40eb596cc01385a578c8bef251