[INFO] fetching crate stockfish-core 0.2.0...
[INFO] checking stockfish-core-0.2.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate stockfish-core 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate stockfish-core 0.2.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stockfish-core 0.2.0
[INFO] finished tweaking crates.io crate stockfish-core 0.2.0
[INFO] tweaked toml for crates.io crate stockfish-core 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate stockfish-core 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88dc2d998f9daf22abd30447be6f0f435545b80e9764d5441eec4e1648625d57
[INFO] running `Command { std: "docker" "start" "-a" "88dc2d998f9daf22abd30447be6f0f435545b80e9764d5441eec4e1648625d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88dc2d998f9daf22abd30447be6f0f435545b80e9764d5441eec4e1648625d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88dc2d998f9daf22abd30447be6f0f435545b80e9764d5441eec4e1648625d57", kill_on_drop: false }`
[INFO] [stdout] 88dc2d998f9daf22abd30447be6f0f435545b80e9764d5441eec4e1648625d57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 144d8da6c3ae8e8d45eca691a561ce6b16820676b53c01f2634a7cc373acd4f5
[INFO] running `Command { std: "docker" "start" "-a" "144d8da6c3ae8e8d45eca691a561ce6b16820676b53c01f2634a7cc373acd4f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling rayon-core v1.10.1
[INFO] [stderr]     Checking ciborium-io v0.2.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking ciborium-ll v0.2.0
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking clap v3.2.23
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking stockfish-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `const_cmp`
[INFO] [stdout]   --> src/lib.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | #![feature(const_cmp)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_convert`
[INFO] [stdout]   --> src/lib.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 | #![feature(const_convert)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_default_impls`
[INFO] [stdout]   --> src/lib.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | #![feature(const_default_impls)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_ops`
[INFO] [stdout]   --> src/lib.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 | #![feature(const_ops)]
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/misc/prng.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl const From<u64> for Prng {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/bitboard.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive_const(Clone, PartialEq, PartialOrd, Ord)]
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/bitboard.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive_const(Clone, PartialEq, PartialOrd, Ord)]
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialOrd` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/bitboard.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive_const(Clone, PartialEq, PartialOrd, Ord)]
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `PartialOrd` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Ord` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/bitboard.rs:24:46
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive_const(Clone, PartialEq, PartialOrd, Ord)]
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `Ord` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:255:12
[INFO] [stdout]     |
[INFO] [stdout] 255 | impl const From<u64> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:262:12
[INFO] [stdout]     |
[INFO] [stdout] 262 | impl const From<File> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:278:12
[INFO] [stdout]     |
[INFO] [stdout] 278 | impl const From<Rank> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:294:12
[INFO] [stdout]     |
[INFO] [stdout] 294 | impl const From<Square> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitAnd` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:301:12
[INFO] [stdout]     |
[INFO] [stdout] 301 | impl const BitAnd<Self> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitAndAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:310:12
[INFO] [stdout]     |
[INFO] [stdout] 310 | impl const BitAndAssign<Self> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitAnd` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:317:12
[INFO] [stdout]     |
[INFO] [stdout] 317 | impl const BitAnd<Square> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitAndAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:326:12
[INFO] [stdout]     |
[INFO] [stdout] 326 | impl const BitAndAssign<Square> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitAnd` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:333:12
[INFO] [stdout]     |
[INFO] [stdout] 333 | impl const BitAnd<File> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitAndAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:342:12
[INFO] [stdout]     |
[INFO] [stdout] 342 | impl const BitAndAssign<File> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitAnd` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:349:12
[INFO] [stdout]     |
[INFO] [stdout] 349 | impl const BitAnd<Rank> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitAndAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:358:12
[INFO] [stdout]     |
[INFO] [stdout] 358 | impl const BitAndAssign<Rank> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOr` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:365:12
[INFO] [stdout]     |
[INFO] [stdout] 365 | impl const BitOr<Self> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOrAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:374:12
[INFO] [stdout]     |
[INFO] [stdout] 374 | impl const BitOrAssign<Self> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOr` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:381:12
[INFO] [stdout]     |
[INFO] [stdout] 381 | impl const BitOr<Square> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOrAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:390:12
[INFO] [stdout]     |
[INFO] [stdout] 390 | impl const BitOrAssign<Square> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOr` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:397:12
[INFO] [stdout]     |
[INFO] [stdout] 397 | impl const BitOr<File> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOrAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:406:12
[INFO] [stdout]     |
[INFO] [stdout] 406 | impl const BitOrAssign<File> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOr` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:413:12
[INFO] [stdout]     |
[INFO] [stdout] 413 | impl const BitOr<Rank> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOrAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:422:12
[INFO] [stdout]     |
[INFO] [stdout] 422 | impl const BitOrAssign<Rank> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitXor` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:429:12
[INFO] [stdout]     |
[INFO] [stdout] 429 | impl const BitXor<Self> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitXorAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:438:12
[INFO] [stdout]     |
[INFO] [stdout] 438 | impl const BitXorAssign<Self> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitXor` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:445:12
[INFO] [stdout]     |
[INFO] [stdout] 445 | impl const BitXor<Square> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitXorAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:454:12
[INFO] [stdout]     |
[INFO] [stdout] 454 | impl const BitXorAssign<Square> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitXor` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:461:12
[INFO] [stdout]     |
[INFO] [stdout] 461 | impl const BitXor<File> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitXorAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:470:12
[INFO] [stdout]     |
[INFO] [stdout] 470 | impl const BitXorAssign<File> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitXor` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:477:12
[INFO] [stdout]     |
[INFO] [stdout] 477 | impl const BitXor<Rank> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitXorAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:486:12
[INFO] [stdout]     |
[INFO] [stdout] 486 | impl const BitXorAssign<Rank> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Not` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:493:12
[INFO] [stdout]     |
[INFO] [stdout] 493 | impl const Not for Bitboard {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Shl` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:502:12
[INFO] [stdout]     |
[INFO] [stdout] 502 | impl const Shl<u8> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Add` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/bitboard.rs:511:12
[INFO] [stdout]     |
[INFO] [stdout] 511 | impl const Add<Direction> for Bitboard {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/bitboard/magic.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive_const(Clone, PartialEq)]
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/bitboard/magic.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive_const(Clone, PartialEq)]
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/board.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive_const(Clone)]
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/board.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl const Index<usize> for Board {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `IndexMut` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/board.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl const IndexMut<usize> for Board {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/board.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl const Index<Square> for Board {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `IndexMut` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/board.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl const IndexMut<Square> for Board {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/castling/castling_path.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive_const(Clone, PartialEq)]
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/castling/castling_path.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive_const(Clone, PartialEq)]
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Default` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/castling/castling_rights.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |     #[derive_const(Default)]
[INFO] [stdout]    |                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `Default` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |           #[derive_const(::core::clone::Clone)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/castling/castling_side.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / enumeration! {
[INFO] [stdout] 4  | |     /// Represents a side to which castling may occur, kingside or queenside.
[INFO] [stdout] 5  | |     pub CastlingSide, [ King, Queen ]
[INFO] [stdout] 6  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::clone::Clone` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |           #[derive_const(::core::cmp::PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/castling/castling_side.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / enumeration! {
[INFO] [stdout] 4  | |     /// Represents a side to which castling may occur, kingside or queenside.
[INFO] [stdout] 5  | |     pub CastlingSide, [ King, Queen ]
[INFO] [stdout] 6  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::cmp::PartialEq` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |           impl const ::core::convert::From<$name> for ::core::primitive::u8 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/castling/castling_side.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / enumeration! {
[INFO] [stdout] 4  | |     /// Represents a side to which castling may occur, kingside or queenside.
[INFO] [stdout] 5  | |     pub CastlingSide, [ King, Queen ]
[INFO] [stdout] 6  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |           impl const ::core::convert::From<$name> for ::core::primitive::usize {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/castling/castling_side.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / enumeration! {
[INFO] [stdout] 4   | |     /// Represents a side to which castling may occur, kingside or queenside.
[INFO] [stdout] 5   | |     pub CastlingSide, [ King, Queen ]
[INFO] [stdout] 6   | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |           impl<T> const ::core::ops::Index<$name> for [T; $name::COUNT] {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/castling/castling_side.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / enumeration! {
[INFO] [stdout] 4   | |     /// Represents a side to which castling may occur, kingside or queenside.
[INFO] [stdout] 5   | |     pub CastlingSide, [ King, Queen ]
[INFO] [stdout] 6   | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |           #[derive_const(::core::clone::Clone)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/castling/castling_variety.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / enumeration! {
[INFO] [stdout] 4  | |     /// Represents a complete type of castling, including the color to castle
[INFO] [stdout] 5  | |     /// and the side to which castling will occur.
[INFO] [stdout] 6  | |     pub CastlingVariety, [
[INFO] [stdout] ...  |
[INFO] [stdout] 9  | |     ]
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::clone::Clone` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |           #[derive_const(::core::cmp::PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/castling/castling_variety.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / enumeration! {
[INFO] [stdout] 4  | |     /// Represents a complete type of castling, including the color to castle
[INFO] [stdout] 5  | |     /// and the side to which castling will occur.
[INFO] [stdout] 6  | |     pub CastlingVariety, [
[INFO] [stdout] ...  |
[INFO] [stdout] 9  | |     ]
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::cmp::PartialEq` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |           impl const ::core::convert::From<$name> for ::core::primitive::u8 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/castling/castling_variety.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / enumeration! {
[INFO] [stdout] 4  | |     /// Represents a complete type of castling, including the color to castle
[INFO] [stdout] 5  | |     /// and the side to which castling will occur.
[INFO] [stdout] 6  | |     pub CastlingVariety, [
[INFO] [stdout] ...  |
[INFO] [stdout] 9  | |     ]
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |           impl const ::core::convert::From<$name> for ::core::primitive::usize {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/castling/castling_variety.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / enumeration! {
[INFO] [stdout] 4   | |     /// Represents a complete type of castling, including the color to castle
[INFO] [stdout] 5   | |     /// and the side to which castling will occur.
[INFO] [stdout] 6   | |     pub CastlingVariety, [
[INFO] [stdout] ...   |
[INFO] [stdout] 9   | |     ]
[INFO] [stdout] 10  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |           impl<T> const ::core::ops::Index<$name> for [T; $name::COUNT] {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/castling/castling_variety.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / enumeration! {
[INFO] [stdout] 4   | |     /// Represents a complete type of castling, including the color to castle
[INFO] [stdout] 5   | |     /// and the side to which castling will occur.
[INFO] [stdout] 6   | |     pub CastlingVariety, [
[INFO] [stdout] ...   |
[INFO] [stdout] 9   | |     ]
[INFO] [stdout] 10  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |           #[derive_const(::core::clone::Clone)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/color.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A color of a chess token, white or black.
[INFO] [stdout] 7  | |     pub Color, [ White, Black ]
[INFO] [stdout] 8  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::clone::Clone` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |           #[derive_const(::core::cmp::PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/color.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A color of a chess token, white or black.
[INFO] [stdout] 7  | |     pub Color, [ White, Black ]
[INFO] [stdout] 8  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::cmp::PartialEq` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |           impl const ::core::convert::From<$name> for ::core::primitive::u8 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/color.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A color of a chess token, white or black.
[INFO] [stdout] 7  | |     pub Color, [ White, Black ]
[INFO] [stdout] 8  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |           impl const ::core::convert::From<$name> for ::core::primitive::usize {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/color.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | / enumeration! {
[INFO] [stdout] 6   | |     /// A color of a chess token, white or black.
[INFO] [stdout] 7   | |     pub Color, [ White, Black ]
[INFO] [stdout] 8   | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |           impl<T> const ::core::ops::Index<$name> for [T; $name::COUNT] {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/color.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | / enumeration! {
[INFO] [stdout] 6   | |     /// A color of a chess token, white or black.
[INFO] [stdout] 7   | |     pub Color, [ White, Black ]
[INFO] [stdout] 8   | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Not` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/color.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl const Not for Color {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/direction.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive_const(Clone, PartialEq)]
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/direction.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive_const(Clone, PartialEq)]
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core/direction.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 | impl const From<Direction> for i8 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Add` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core/direction.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | impl const std::ops::Add<Direction> for Square {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Neg` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core/direction.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 152 | impl const std::ops::Neg for Direction {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |           #[derive_const(::core::clone::Clone)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/file.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A file, A through H, on a chess board. The variants for this enum are
[INFO] [stdout] 7  | |     /// prefixed with an underscore to mimic those of [`Rank`].
[INFO] [stdout] 8  | |     #[derive_const(Ord, PartialOrd)]
[INFO] [stdout] 9  | |     pub File, [ _A, _B, _C, _D, _E, _F, _G, _H ]
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::clone::Clone` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |           #[derive_const(::core::cmp::PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/file.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A file, A through H, on a chess board. The variants for this enum are
[INFO] [stdout] 7  | |     /// prefixed with an underscore to mimic those of [`Rank`].
[INFO] [stdout] 8  | |     #[derive_const(Ord, PartialOrd)]
[INFO] [stdout] 9  | |     pub File, [ _A, _B, _C, _D, _E, _F, _G, _H ]
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::cmp::PartialEq` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Ord` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/file.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[derive_const(Ord, PartialOrd)]
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `Ord` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialOrd` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/file.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[derive_const(Ord, PartialOrd)]
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `PartialOrd` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |           impl const ::core::convert::From<$name> for ::core::primitive::u8 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/file.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A file, A through H, on a chess board. The variants for this enum are
[INFO] [stdout] 7  | |     /// prefixed with an underscore to mimic those of [`Rank`].
[INFO] [stdout] 8  | |     #[derive_const(Ord, PartialOrd)]
[INFO] [stdout] 9  | |     pub File, [ _A, _B, _C, _D, _E, _F, _G, _H ]
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |           impl const ::core::convert::From<$name> for ::core::primitive::usize {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/file.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | / enumeration! {
[INFO] [stdout] 6   | |     /// A file, A through H, on a chess board. The variants for this enum are
[INFO] [stdout] 7   | |     /// prefixed with an underscore to mimic those of [`Rank`].
[INFO] [stdout] 8   | |     #[derive_const(Ord, PartialOrd)]
[INFO] [stdout] 9   | |     pub File, [ _A, _B, _C, _D, _E, _F, _G, _H ]
[INFO] [stdout] 10  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |           impl<T> const ::core::ops::Index<$name> for [T; $name::COUNT] {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/file.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | / enumeration! {
[INFO] [stdout] 6   | |     /// A file, A through H, on a chess board. The variants for this enum are
[INFO] [stdout] 7   | |     /// prefixed with an underscore to mimic those of [`Rank`].
[INFO] [stdout] 8   | |     #[derive_const(Ord, PartialOrd)]
[INFO] [stdout] 9   | |     pub File, [ _A, _B, _C, _D, _E, _F, _G, _H ]
[INFO] [stdout] 10  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/file.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl const From<File> for char {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/file.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl const From<Square> for File {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOr` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/file.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | impl const BitOr<Self> for File {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOr` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/file.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl const BitOr<Rank> for File {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Not` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/file.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 | impl const Not for File {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/move.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[derive_const(Clone)]
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |           #[derive_const(::core::clone::Clone)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/move.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / enumeration! {
[INFO] [stdout] 19 | |     /// Encodes the type of [`Move`] being made.
[INFO] [stdout] 20 | |     ///
[INFO] [stdout] 21 | |     /// Note that a [`MoveType::EnPassant`] represents the *capture* of a pawn
[INFO] [stdout] 22 | |     /// en passant, not a two square pawn movement.
[INFO] [stdout] 23 | |     pub MoveType, [ Normal, Promotion, EnPassant, Castling ]
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::clone::Clone` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |           #[derive_const(::core::cmp::PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/move.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / enumeration! {
[INFO] [stdout] 19 | |     /// Encodes the type of [`Move`] being made.
[INFO] [stdout] 20 | |     ///
[INFO] [stdout] 21 | |     /// Note that a [`MoveType::EnPassant`] represents the *capture* of a pawn
[INFO] [stdout] 22 | |     /// en passant, not a two square pawn movement.
[INFO] [stdout] 23 | |     pub MoveType, [ Normal, Promotion, EnPassant, Castling ]
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::cmp::PartialEq` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |           impl const ::core::convert::From<$name> for ::core::primitive::u8 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/move.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / enumeration! {
[INFO] [stdout] 19 | |     /// Encodes the type of [`Move`] being made.
[INFO] [stdout] 20 | |     ///
[INFO] [stdout] 21 | |     /// Note that a [`MoveType::EnPassant`] represents the *capture* of a pawn
[INFO] [stdout] 22 | |     /// en passant, not a two square pawn movement.
[INFO] [stdout] 23 | |     pub MoveType, [ Normal, Promotion, EnPassant, Castling ]
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |           impl const ::core::convert::From<$name> for ::core::primitive::usize {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/move.rs:18:1
[INFO] [stdout]     |
[INFO] [stdout] 18  | / enumeration! {
[INFO] [stdout] 19  | |     /// Encodes the type of [`Move`] being made.
[INFO] [stdout] 20  | |     ///
[INFO] [stdout] 21  | |     /// Note that a [`MoveType::EnPassant`] represents the *capture* of a pawn
[INFO] [stdout] 22  | |     /// en passant, not a two square pawn movement.
[INFO] [stdout] 23  | |     pub MoveType, [ Normal, Promotion, EnPassant, Castling ]
[INFO] [stdout] 24  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |           impl<T> const ::core::ops::Index<$name> for [T; $name::COUNT] {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/move.rs:18:1
[INFO] [stdout]     |
[INFO] [stdout] 18  | / enumeration! {
[INFO] [stdout] 19  | |     /// Encodes the type of [`Move`] being made.
[INFO] [stdout] 20  | |     ///
[INFO] [stdout] 21  | |     /// Note that a [`MoveType::EnPassant`] represents the *capture* of a pawn
[INFO] [stdout] 22  | |     /// en passant, not a two square pawn movement.
[INFO] [stdout] 23  | |     pub MoveType, [ Normal, Promotion, EnPassant, Castling ]
[INFO] [stdout] 24  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |           #[derive_const(::core::clone::Clone)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/move.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | / enumeration! {
[INFO] [stdout] 27 | |     /// Promotions can only result in four of the possible types of token, so we
[INFO] [stdout] 28 | |     /// create an enum of them specifically for the sake of bit-packing.
[INFO] [stdout] 29 | |     MovePromotion, [ Knight, Bishop, Rook, Queen ]
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::clone::Clone` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |           #[derive_const(::core::cmp::PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/move.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | / enumeration! {
[INFO] [stdout] 27 | |     /// Promotions can only result in four of the possible types of token, so we
[INFO] [stdout] 28 | |     /// create an enum of them specifically for the sake of bit-packing.
[INFO] [stdout] 29 | |     MovePromotion, [ Knight, Bishop, Rook, Queen ]
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::cmp::PartialEq` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |           impl const ::core::convert::From<$name> for ::core::primitive::u8 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/move.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | / enumeration! {
[INFO] [stdout] 27 | |     /// Promotions can only result in four of the possible types of token, so we
[INFO] [stdout] 28 | |     /// create an enum of them specifically for the sake of bit-packing.
[INFO] [stdout] 29 | |     MovePromotion, [ Knight, Bishop, Rook, Queen ]
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |           impl const ::core::convert::From<$name> for ::core::primitive::usize {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/move.rs:26:1
[INFO] [stdout]     |
[INFO] [stdout] 26  | / enumeration! {
[INFO] [stdout] 27  | |     /// Promotions can only result in four of the possible types of token, so we
[INFO] [stdout] 28  | |     /// create an enum of them specifically for the sake of bit-packing.
[INFO] [stdout] 29  | |     MovePromotion, [ Knight, Bishop, Rook, Queen ]
[INFO] [stdout] 30  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |           impl<T> const ::core::ops::Index<$name> for [T; $name::COUNT] {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/move.rs:26:1
[INFO] [stdout]     |
[INFO] [stdout] 26  | / enumeration! {
[INFO] [stdout] 27  | |     /// Promotions can only result in four of the possible types of token, so we
[INFO] [stdout] 28  | |     /// create an enum of them specifically for the sake of bit-packing.
[INFO] [stdout] 29  | |     MovePromotion, [ Knight, Bishop, Rook, Queen ]
[INFO] [stdout] 30  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |           #[derive_const(::core::clone::Clone)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/piece.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / enumeration! {
[INFO] [stdout] 5  | |     /// A piece to be placed on a chess board. Combines a color with a type of
[INFO] [stdout] 6  | |     /// token.
[INFO] [stdout] 7  | |     ///
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     ]
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::clone::Clone` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |           #[derive_const(::core::cmp::PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/piece.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / enumeration! {
[INFO] [stdout] 5  | |     /// A piece to be placed on a chess board. Combines a color with a type of
[INFO] [stdout] 6  | |     /// token.
[INFO] [stdout] 7  | |     ///
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     ]
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::cmp::PartialEq` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |           impl const ::core::convert::From<$name> for ::core::primitive::u8 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/piece.rs:4:1
[INFO] [stdout]    |
[INFO] [stdout] 4  | / enumeration! {
[INFO] [stdout] 5  | |     /// A piece to be placed on a chess board. Combines a color with a type of
[INFO] [stdout] 6  | |     /// token.
[INFO] [stdout] 7  | |     ///
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     ]
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |           impl const ::core::convert::From<$name> for ::core::primitive::usize {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/piece.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout] 4   | / enumeration! {
[INFO] [stdout] 5   | |     /// A piece to be placed on a chess board. Combines a color with a type of
[INFO] [stdout] 6   | |     /// token.
[INFO] [stdout] 7   | |     ///
[INFO] [stdout] ...   |
[INFO] [stdout] 18  | |     ]
[INFO] [stdout] 19  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |           impl<T> const ::core::ops::Index<$name> for [T; $name::COUNT] {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/piece.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout] 4   | / enumeration! {
[INFO] [stdout] 5   | |     /// A piece to be placed on a chess board. Combines a color with a type of
[INFO] [stdout] 6   | |     /// token.
[INFO] [stdout] 7   | |     ///
[INFO] [stdout] ...   |
[INFO] [stdout] 18  | |     ]
[INFO] [stdout] 19  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core/piece.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl const From<Piece> for char {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core/piece.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 | impl const From<Piece> for Color {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core/piece.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | impl const From<Piece> for Token {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |           #[derive_const(::core::clone::Clone)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/rank.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A rank, 1 through 8, on a chess board. The variants for this enum are
[INFO] [stdout] 7  | |     /// prefixed with an underscore since identifiers may not begin with a
[INFO] [stdout] 8  | |     /// number.
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     ]
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::clone::Clone` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |           #[derive_const(::core::cmp::PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/rank.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A rank, 1 through 8, on a chess board. The variants for this enum are
[INFO] [stdout] 7  | |     /// prefixed with an underscore since identifiers may not begin with a
[INFO] [stdout] 8  | |     /// number.
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     ]
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::cmp::PartialEq` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Ord` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/rank.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |     #[derive_const(Ord, PartialOrd)]
[INFO] [stdout]   |                    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `Ord` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialOrd` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/rank.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 |     #[derive_const(Ord, PartialOrd)]
[INFO] [stdout]   |                         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `PartialOrd` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |           impl const ::core::convert::From<$name> for ::core::primitive::u8 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/rank.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A rank, 1 through 8, on a chess board. The variants for this enum are
[INFO] [stdout] 7  | |     /// prefixed with an underscore since identifiers may not begin with a
[INFO] [stdout] 8  | |     /// number.
[INFO] [stdout] ...  |
[INFO] [stdout] 12 | |     ]
[INFO] [stdout] 13 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |           impl const ::core::convert::From<$name> for ::core::primitive::usize {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/rank.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | / enumeration! {
[INFO] [stdout] 6   | |     /// A rank, 1 through 8, on a chess board. The variants for this enum are
[INFO] [stdout] 7   | |     /// prefixed with an underscore since identifiers may not begin with a
[INFO] [stdout] 8   | |     /// number.
[INFO] [stdout] ...   |
[INFO] [stdout] 12  | |     ]
[INFO] [stdout] 13  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |           impl<T> const ::core::ops::Index<$name> for [T; $name::COUNT] {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/rank.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | / enumeration! {
[INFO] [stdout] 6   | |     /// A rank, 1 through 8, on a chess board. The variants for this enum are
[INFO] [stdout] 7   | |     /// prefixed with an underscore since identifiers may not begin with a
[INFO] [stdout] 8   | |     /// number.
[INFO] [stdout] ...   |
[INFO] [stdout] 12  | |     ]
[INFO] [stdout] 13  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/rank.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl const From<Rank> for char {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/rank.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | impl const From<Square> for Rank {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOr` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/rank.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl const BitOr<Self> for Rank {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOr` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/rank.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 83 | impl const BitOr<File> for Rank {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Not` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core/rank.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl const Not for Rank {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/ruleset.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive_const(Clone, PartialEq)]
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> src/core/ruleset.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive_const(Clone, PartialEq)]
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]   = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |           #[derive_const(::core::clone::Clone)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/square.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A square on a chess board.
[INFO] [stdout] 7  | |     pub Square, [
[INFO] [stdout] 8  | |         A1, B1, C1, D1, E1, F1, G1, H1,
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     ]
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::clone::Clone` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |           #[derive_const(::core::cmp::PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/square.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A square on a chess board.
[INFO] [stdout] 7  | |     pub Square, [
[INFO] [stdout] 8  | |         A1, B1, C1, D1, E1, F1, G1, H1,
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     ]
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::cmp::PartialEq` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |           impl const ::core::convert::From<$name> for ::core::primitive::u8 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/square.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / enumeration! {
[INFO] [stdout] 6  | |     /// A square on a chess board.
[INFO] [stdout] 7  | |     pub Square, [
[INFO] [stdout] 8  | |         A1, B1, C1, D1, E1, F1, G1, H1,
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     ]
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |           impl const ::core::convert::From<$name> for ::core::primitive::usize {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/square.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | / enumeration! {
[INFO] [stdout] 6   | |     /// A square on a chess board.
[INFO] [stdout] 7   | |     pub Square, [
[INFO] [stdout] 8   | |         A1, B1, C1, D1, E1, F1, G1, H1,
[INFO] [stdout] ...   |
[INFO] [stdout] 16  | |     ]
[INFO] [stdout] 17  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |           impl<T> const ::core::ops::Index<$name> for [T; $name::COUNT] {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/square.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | / enumeration! {
[INFO] [stdout] 6   | |     /// A square on a chess board.
[INFO] [stdout] 7   | |     pub Square, [
[INFO] [stdout] 8   | |         A1, B1, C1, D1, E1, F1, G1, H1,
[INFO] [stdout] ...   |
[INFO] [stdout] 16  | |     ]
[INFO] [stdout] 17  | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitAnd` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core/square.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | impl const BitAnd for Square {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitOr` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core/square.rs:188:12
[INFO] [stdout]     |
[INFO] [stdout] 188 | impl const BitOr for Square {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Not` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core/square.rs:196:12
[INFO] [stdout]     |
[INFO] [stdout] 196 | impl const Not for Square {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:12:24
[INFO] [stdout]    |
[INFO] [stdout] 12 |           #[derive_const(::core::clone::Clone)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/token.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / enumeration! {
[INFO] [stdout] 4  | |     /// A file, A through H, on a chess board. The variants for this enum are
[INFO] [stdout] 5  | |     /// prefixed an underscore to mimic those of [`Rank`].
[INFO] [stdout] 6  | |     pub Token, [
[INFO] [stdout] 7  | |         Pawn, Knight, Bishop, Rook, Queen, King,
[INFO] [stdout] 8  | |     ]
[INFO] [stdout] 9  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::clone::Clone` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |           #[derive_const(::core::cmp::PartialEq)]
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/token.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / enumeration! {
[INFO] [stdout] 4  | |     /// A file, A through H, on a chess board. The variants for this enum are
[INFO] [stdout] 5  | |     /// prefixed an underscore to mimic those of [`Rank`].
[INFO] [stdout] 6  | |     pub Token, [
[INFO] [stdout] 7  | |         Pawn, Knight, Bishop, Rook, Queen, King,
[INFO] [stdout] 8  | |     ]
[INFO] [stdout] 9  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `::core::cmp::PartialEq` which comes from the expansion of the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/core.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |           impl const ::core::convert::From<$name> for ::core::primitive::u8 {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/core/token.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / enumeration! {
[INFO] [stdout] 4  | |     /// A file, A through H, on a chess board. The variants for this enum are
[INFO] [stdout] 5  | |     /// prefixed an underscore to mimic those of [`Rank`].
[INFO] [stdout] 6  | |     pub Token, [
[INFO] [stdout] 7  | |         Pawn, Knight, Bishop, Rook, Queen, King,
[INFO] [stdout] 8  | |     ]
[INFO] [stdout] 9  | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:101:20
[INFO] [stdout]     |
[INFO] [stdout] 101 |           impl const ::core::convert::From<$name> for ::core::primitive::usize {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/token.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / enumeration! {
[INFO] [stdout] 4   | |     /// A file, A through H, on a chess board. The variants for this enum are
[INFO] [stdout] 5   | |     /// prefixed an underscore to mimic those of [`Rank`].
[INFO] [stdout] 6   | |     pub Token, [
[INFO] [stdout] 7   | |         Pawn, Knight, Bishop, Rook, Queen, King,
[INFO] [stdout] 8   | |     ]
[INFO] [stdout] 9   | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Index` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> src/core.rs:109:23
[INFO] [stdout]     |
[INFO] [stdout] 109 |           impl<T> const ::core::ops::Index<$name> for [T; $name::COUNT] {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/core/token.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / enumeration! {
[INFO] [stdout] 4   | |     /// A file, A through H, on a chess board. The variants for this enum are
[INFO] [stdout] 5   | |     /// prefixed an underscore to mimic those of [`Rank`].
[INFO] [stdout] 6   | |     pub Token, [
[INFO] [stdout] 7   | |         Pawn, Knight, Bishop, Rook, Queen, King,
[INFO] [stdout] 8   | |     ]
[INFO] [stdout] 9   | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]     = note: this error originates in the macro `enumeration` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Clone` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/hash.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive_const(Clone, Default, PartialEq)]
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Default` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/hash.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive_const(Clone, Default, PartialEq)]
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `Default` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `PartialEq` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/hash.rs:24:32
[INFO] [stdout]    |
[INFO] [stdout] 24 | #[derive_const(Clone, Default, PartialEq)]
[INFO] [stdout]    |                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout]    = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `From` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/hash.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl const From<u64> for Key {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitXor` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/hash.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl const BitXor for Key {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `BitXorAssign` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> src/hash.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl const BitXorAssign for Key {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 135 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stockfish-core` (lib) due to 136 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "144d8da6c3ae8e8d45eca691a561ce6b16820676b53c01f2634a7cc373acd4f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "144d8da6c3ae8e8d45eca691a561ce6b16820676b53c01f2634a7cc373acd4f5", kill_on_drop: false }`
[INFO] [stdout] 144d8da6c3ae8e8d45eca691a561ce6b16820676b53c01f2634a7cc373acd4f5
