[INFO] fetching crate diskvec 0.1.2...
[INFO] checking diskvec-0.1.2 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate diskvec 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate diskvec 0.1.2 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diskvec 0.1.2
[INFO] finished tweaking crates.io crate diskvec 0.1.2
[INFO] tweaked toml for crates.io crate diskvec 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded memmap v0.5.2
[INFO] [stderr]   Downloaded owning_ref v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ba709ebddc2f72c08ae1d23ebdc50cd6c92d707d8e3bdab9e5b18093386b71a
[INFO] running `Command { std: "docker" "start" "-a" "2ba709ebddc2f72c08ae1d23ebdc50cd6c92d707d8e3bdab9e5b18093386b71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ba709ebddc2f72c08ae1d23ebdc50cd6c92d707d8e3bdab9e5b18093386b71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ba709ebddc2f72c08ae1d23ebdc50cd6c92d707d8e3bdab9e5b18093386b71a", kill_on_drop: false }`
[INFO] [stdout] 2ba709ebddc2f72c08ae1d23ebdc50cd6c92d707d8e3bdab9e5b18093386b71a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bde7553e3d2c4db160e16ea4ca2115572f0a0d028ed9b8c0f82623ae3fa81d3
[INFO] running `Command { std: "docker" "start" "-a" "9bde7553e3d2c4db160e16ea4ca2115572f0a0d028ed9b8c0f82623ae3fa81d3", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking memmap v0.5.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking diskvec v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:114:22
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 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 `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:119:59
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:114:22
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 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 `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:119:59
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[UnsafeCell<Option<Mmap>>; 128]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 mem::uninitialized();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this code causes undefined behavior when executed
[INFO] [stdout]     |                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant
[INFO] [stdout]    --> /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/option.rs:570:1
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[parking_lot::Mutex<()>; 1024]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:119:54
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` 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] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[UnsafeCell<Option<Mmap>>; 128]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 mem::uninitialized();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this code causes undefined behavior when executed
[INFO] [stdout]     |                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant
[INFO] [stdout]    --> /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/option.rs:570:1
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[parking_lot::Mutex<()>; 1024]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:119:54
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` 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] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "9bde7553e3d2c4db160e16ea4ca2115572f0a0d028ed9b8c0f82623ae3fa81d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bde7553e3d2c4db160e16ea4ca2115572f0a0d028ed9b8c0f82623ae3fa81d3", kill_on_drop: false }`
[INFO] [stdout] 9bde7553e3d2c4db160e16ea4ca2115572f0a0d028ed9b8c0f82623ae3fa81d3
[INFO] checking diskvec-0.1.2 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate diskvec 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate diskvec 0.1.2 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diskvec 0.1.2
[INFO] finished tweaking crates.io crate diskvec 0.1.2
[INFO] tweaked toml for crates.io crate diskvec 0.1.2 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" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7a729055a773d46edfa46e09bc08966644005d973e301f01147e8137b6a0442
[INFO] running `Command { std: "docker" "start" "-a" "c7a729055a773d46edfa46e09bc08966644005d973e301f01147e8137b6a0442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7a729055a773d46edfa46e09bc08966644005d973e301f01147e8137b6a0442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a729055a773d46edfa46e09bc08966644005d973e301f01147e8137b6a0442", kill_on_drop: false }`
[INFO] [stdout] c7a729055a773d46edfa46e09bc08966644005d973e301f01147e8137b6a0442
[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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] db6f1179fea200eb492fd80272333ff93b23a4bc3ab659da8296ebcd266ddfd1
[INFO] running `Command { std: "docker" "start" "-a" "db6f1179fea200eb492fd80272333ff93b23a4bc3ab659da8296ebcd266ddfd1", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking memmap v0.5.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking diskvec v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `release`
[INFO] [stdout]    --> src/lib.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 |             #[cfg(not(release))]
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `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`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(release)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `release`
[INFO] [stdout]    --> src/lib.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |         #[cfg(not(release))]
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(release)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `release`
[INFO] [stdout]    --> src/lib.rs:107:23
[INFO] [stdout]     |
[INFO] [stdout] 107 |             #[cfg(not(release))]
[INFO] [stdout]     |                       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `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`, `unix`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(release)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `release`
[INFO] [stdout]    --> src/lib.rs:237:19
[INFO] [stdout]     |
[INFO] [stdout] 237 |         #[cfg(not(release))]
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(release)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:114:22
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 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 `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:119:59
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:114:22
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 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 `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:119:59
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stdout]     |                                                           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[UnsafeCell<Option<Mmap>>; 128]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 mem::uninitialized();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this code causes undefined behavior when executed
[INFO] [stdout]     |                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant
[INFO] [stdout]    --> /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/option.rs:570:1
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[parking_lot::Mutex<()>; 1024]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:119:54
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` 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: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `diskvec` (lib) due to 3 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: the type `[UnsafeCell<Option<Mmap>>; 128]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 mem::uninitialized();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this code causes undefined behavior when executed
[INFO] [stdout]     |                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant
[INFO] [stdout]    --> /rustc/268dbbbc4b3fd71c5f360a4d0728295252430b5b/library/core/src/option.rs:570:1
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[parking_lot::Mutex<()>; 1024]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:119:54
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let mut writelocks: [Mutex<()>; LOCKS] = mem::uninitialized();
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      this code causes undefined behavior when executed
[INFO] [stdout]     |                                                      help: use `MaybeUninit<T>` 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: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `diskvec` (lib test) due to 3 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "db6f1179fea200eb492fd80272333ff93b23a4bc3ab659da8296ebcd266ddfd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db6f1179fea200eb492fd80272333ff93b23a4bc3ab659da8296ebcd266ddfd1", kill_on_drop: false }`
[INFO] [stdout] db6f1179fea200eb492fd80272333ff93b23a4bc3ab659da8296ebcd266ddfd1
