[INFO] fetching crate hexe_core 0.0.5...
[INFO] checking hexe_core-0.0.5 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate hexe_core 0.0.5 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate hexe_core 0.0.5 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hexe_core 0.0.5
[INFO] finished tweaking crates.io crate hexe_core 0.0.5
[INFO] tweaked toml for crates.io crate hexe_core 0.0.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded static_assertions v0.2.5
[INFO] [stderr]   Downloaded uncon v1.1.0
[INFO] [stderr]   Downloaded uncon_derive v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea6ae571f4c9b3813363e31770fd42265c8e5610c5e56b82bc32fa65abf9e27d
[INFO] running `Command { std: "docker" "start" "-a" "ea6ae571f4c9b3813363e31770fd42265c8e5610c5e56b82bc32fa65abf9e27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea6ae571f4c9b3813363e31770fd42265c8e5610c5e56b82bc32fa65abf9e27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6ae571f4c9b3813363e31770fd42265c8e5610c5e56b82bc32fa65abf9e27d", kill_on_drop: false }`
[INFO] [stdout] ea6ae571f4c9b3813363e31770fd42265c8e5610c5e56b82bc32fa65abf9e27d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5187e27e3d22d5094e36d38c835fd1a8fa26139aeff6c395c1d905768e68d846
[INFO] running `Command { std: "docker" "start" "-a" "5187e27e3d22d5094e36d38c835fd1a8fa26139aeff6c395c1d905768e68d846", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking uncon v1.1.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling uncon_derive v1.1.1
[INFO] [stderr]     Checking hexe_core v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]  --> src/board/bitboard/carry_rippler.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `fmt` is already imported here
[INFO] [stdout] 2 | use core::{fmt, u64};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mem` is imported redundantly
[INFO] [stdout]  --> src/board/piece_map/iter.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::mem;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 2 |
[INFO] [stdout] 3 | use super::*;
[INFO] [stdout]   |     -------- the item `mem` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/board/piece_map/mod.rs:209:21
[INFO] [stdout]     |
[INFO] [stdout] 209 |                 b'1'...b'8' => {
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/square/mod.rs:109:28
[INFO] [stdout]     |
[INFO] [stdout] 109 |                         $lo...$hi => unsafe { ($b - $lo).into_unchecked() },
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 114 |             Ok(Square::new(convert!(b'a', b'h', bytes[0] | 32),
[INFO] [stdout]     |                            ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `convert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/square/mod.rs:109:28
[INFO] [stdout]     |
[INFO] [stdout] 109 |                         $lo...$hi => unsafe { ($b - $lo).into_unchecked() },
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 115 |                            convert!(b'1', b'8', bytes[1])))
[INFO] [stdout]     |                            ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `convert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/square/mod.rs:514:22
[INFO] [stdout]     |
[INFO] [stdout] 514 |             b @ b'a' ... b'f' => unsafe {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/square/mod.rs:568:22
[INFO] [stdout]     |
[INFO] [stdout] 568 |             b @ b'1' ... b'8' => unsafe {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]  --> src/board/bitboard/carry_rippler.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `fmt` is already imported here
[INFO] [stdout] 2 | use core::{fmt, u64};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `mem` is imported redundantly
[INFO] [stdout]  --> src/board/piece_map/iter.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::mem;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 2 |
[INFO] [stdout] 3 | use super::*;
[INFO] [stdout]   |     -------- the item `mem` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/board/piece_map/mod.rs:209:21
[INFO] [stdout]     |
[INFO] [stdout] 209 |                 b'1'...b'8' => {
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/square/mod.rs:109:28
[INFO] [stdout]     |
[INFO] [stdout] 109 |                         $lo...$hi => unsafe { ($b - $lo).into_unchecked() },
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 114 |             Ok(Square::new(convert!(b'a', b'h', bytes[0] | 32),
[INFO] [stdout]     |                            ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `convert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/square/mod.rs:109:28
[INFO] [stdout]     |
[INFO] [stdout] 109 |                         $lo...$hi => unsafe { ($b - $lo).into_unchecked() },
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] ...
[INFO] [stdout] 115 |                            convert!(b'1', b'8', bytes[1])))
[INFO] [stdout]     |                            ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `convert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/square/mod.rs:514:22
[INFO] [stdout]     |
[INFO] [stdout] 514 |             b @ b'a' ... b'f' => unsafe {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/square/mod.rs:568:22
[INFO] [stdout]     |
[INFO] [stdout] 568 |             b @ b'1' ... b'8' => unsafe {
[INFO] [stdout]     |                      ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/board/piece_map/mod.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut map: PieceMap = 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 `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/board/piece_map/mod.rs:732:43
[INFO] [stdout]     |
[INFO] [stdout] 732 |             let mut buf: [u8; MAX] = 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/mv/vec.rs:55:38
[INFO] [stdout]    |
[INFO] [stdout] 55 |         MoveVec { buf: unsafe { mem::uninitialized() }, len: 0 }
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/board/piece_map/mod.rs:257:47
[INFO] [stdout]     |
[INFO] [stdout] 257 |         let mut map: PieceMap = 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 `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/board/piece_map/mod.rs:732:43
[INFO] [stdout]     |
[INFO] [stdout] 732 |             let mut buf: [u8; MAX] = 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/mv/vec.rs:55:38
[INFO] [stdout]    |
[INFO] [stdout] 55 |         MoveVec { buf: unsafe { mem::uninitialized() }, len: 0 }
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/util/mod.rs:24:51
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut pairs: [(T, U); 1000] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board/piece_map/entry.rs:122:21
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let field: &fmt::Debug = match *self {
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let field: &dyn fmt::Debug = match *self {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/board/piece_map/entry.rs:122:21
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let field: &fmt::Debug = match *self {
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let field: &dyn fmt::Debug = match *self {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: casting references to a bigger memory layout than the backing allocation is undefined behavior, even if the reference is unused
[INFO] [stdout]    --> src/board/piece_map/mod.rs:472:18
[INFO] [stdout]     |
[INFO] [stdout] 471 |         let ptr = &mut buf[start_sq as usize] as *mut u8 as *mut u32;
[INFO] [stdout]     |                   --------------------------------------------------
[INFO] [stdout]     |                   |    |
[INFO] [stdout]     |                   |    backing allocation comes from here
[INFO] [stdout]     |                   casting happend here
[INFO] [stdout] 472 |         unsafe { *ptr = VALUES.value[right as usize] };
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: casting from `u8` (1 bytes) to `u32` (4 bytes)
[INFO] [stdout]     = note: `#[deny(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 71]` does not permit being left uninitialized
[INFO] [stdout]    --> src/board/piece_map/mod.rs:732:38
[INFO] [stdout]     |
[INFO] [stdout] 732 |             let mut buf: [u8; MAX] = 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]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u16; 255]` does not permit being left uninitialized
[INFO] [stdout]   --> src/mv/vec.rs:55:33
[INFO] [stdout]    |
[INFO] [stdout] 55 |         MoveVec { buf: unsafe { mem::uninitialized() }, len: 0 }
[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 1 previous error; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hexe_core` (lib) due to 2 previous errors; 13 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `rand_pairs` is never used
[INFO] [stdout]   --> src/util/mod.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn rand_pairs<T, U>() -> [(T, U); 1000]
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: casting references to a bigger memory layout than the backing allocation is undefined behavior, even if the reference is unused
[INFO] [stdout]    --> src/board/piece_map/mod.rs:472:18
[INFO] [stdout]     |
[INFO] [stdout] 471 |         let ptr = &mut buf[start_sq as usize] as *mut u8 as *mut u32;
[INFO] [stdout]     |                   --------------------------------------------------
[INFO] [stdout]     |                   |    |
[INFO] [stdout]     |                   |    backing allocation comes from here
[INFO] [stdout]     |                   casting happend here
[INFO] [stdout] 472 |         unsafe { *ptr = VALUES.value[right as usize] };
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: casting from `u8` (1 bytes) to `u32` (4 bytes)
[INFO] [stdout]     = note: `#[deny(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 71]` does not permit being left uninitialized
[INFO] [stdout]    --> src/board/piece_map/mod.rs:732:38
[INFO] [stdout]     |
[INFO] [stdout] 732 |             let mut buf: [u8; MAX] = 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]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u16; 255]` does not permit being left uninitialized
[INFO] [stdout]   --> src/mv/vec.rs:55:33
[INFO] [stdout]    |
[INFO] [stdout] 55 |         MoveVec { buf: unsafe { mem::uninitialized() }, len: 0 }
[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 1 previous error; 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hexe_core` (lib test) due to 2 previous errors; 15 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5187e27e3d22d5094e36d38c835fd1a8fa26139aeff6c395c1d905768e68d846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5187e27e3d22d5094e36d38c835fd1a8fa26139aeff6c395c1d905768e68d846", kill_on_drop: false }`
[INFO] [stdout] 5187e27e3d22d5094e36d38c835fd1a8fa26139aeff6c395c1d905768e68d846
