[INFO] fetching crate pdqselect 0.1.1... [INFO] checking pdqselect-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate pdqselect 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate pdqselect 0.1.1 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 pdqselect 0.1.1 [INFO] finished tweaking crates.io crate pdqselect 0.1.1 [INFO] tweaked toml for crates.io crate pdqselect 0.1.1 written to /workspace/builds/worker-4-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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] [stderr] Blocking waiting for file lock on package cache [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] e719d1236378b78f4748381b4ea453d7cab2c453e3a2240ed7de324e7dbc2722 [INFO] running `Command { std: "docker" "start" "-a" "e719d1236378b78f4748381b4ea453d7cab2c453e3a2240ed7de324e7dbc2722", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e719d1236378b78f4748381b4ea453d7cab2c453e3a2240ed7de324e7dbc2722", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e719d1236378b78f4748381b4ea453d7cab2c453e3a2240ed7de324e7dbc2722", kill_on_drop: false }` [INFO] [stdout] e719d1236378b78f4748381b4ea453d7cab2c453e3a2240ed7de324e7dbc2722 [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] 6aceb0cade2b802f7f0228ff7173fb6aebd9ee4c3f29df1f037062b391aacc6f [INFO] running `Command { std: "docker" "start" "-a" "6aceb0cade2b802f7f0228ff7173fb6aebd9ee4c3f29df1f037062b391aacc6f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Checking time-core v0.1.2 [INFO] [stderr] Checking num-conv v0.1.0 [INFO] [stderr] Checking pdqselect v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:272:52 [INFO] [stdout] | [INFO] [stdout] 272 | let mut offsets_l: [u8; BLOCK] = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:279:52 [INFO] [stdout] | [INFO] [stdout] 279 | let mut offsets_r: [u8; BLOCK] = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized [INFO] [stdout] --> src/lib.rs:272:47 [INFO] [stdout] | [INFO] [stdout] 272 | let mut offsets_l: [u8; BLOCK] = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 128]` does not permit being left uninitialized [INFO] [stdout] --> src/lib.rs:279:47 [INFO] [stdout] | [INFO] [stdout] 279 | let mut offsets_r: [u8; BLOCK] = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [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:1196:30 [INFO] [stdout] | [INFO] [stdout] 1196 | quickselect(v, k, |a, b| f(a).lt(&f(b))); [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:1196:39 [INFO] [stdout] | [INFO] [stdout] 1196 | quickselect(v, k, |a, b| f(a).lt(&f(b))); [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; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] error: could not compile `pdqselect` (lib) due to 3 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6aceb0cade2b802f7f0228ff7173fb6aebd9ee4c3f29df1f037062b391aacc6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6aceb0cade2b802f7f0228ff7173fb6aebd9ee4c3f29df1f037062b391aacc6f", kill_on_drop: false }` [INFO] [stdout] 6aceb0cade2b802f7f0228ff7173fb6aebd9ee4c3f29df1f037062b391aacc6f