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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustyYato/unique-types" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustyYato%2Funique-types", kill_on_drop: false }`
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[INFO] checking RustyYato/unique-types against try#ae258e1fcbee4a062f5f3d869f06004d7cea088e for pr-135272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustyYato%2Funique-types" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/RustyYato/unique-types on toolchain ae258e1fcbee4a062f5f3d869f06004d7cea088e
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[INFO] finished tweaking git repo https://github.com/RustyYato/unique-types
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[INFO] crate git repo https://github.com/RustyYato/unique-types 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" "+ae258e1fcbee4a062f5f3d869f06004d7cea088e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Checking unique-types v0.1.0 (/opt/rustwide/workdir/unique-types)
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.8.2
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[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking clap_lex v0.7.0
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[INFO] [stderr]     Checking walkdir v2.5.0
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[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
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[INFO] [stderr]     Checking ut-arena v0.1.0 (/opt/rustwide/workdir/ut-arena)
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking ut-cell v0.1.0 (/opt/rustwide/workdir/ut-cell)
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout] 109 | #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 | #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:118:7
[INFO] [stdout]     |
[INFO] [stdout] 118 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:184:7
[INFO] [stdout]     |
[INFO] [stdout] 184 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:520:7
[INFO] [stdout]     |
[INFO] [stdout] 520 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 426 | / prim_saturating!(
[INFO] [stdout] 427 | |     /// A 8-bit saturating generation
[INFO] [stdout] 428 | |     g8
[INFO] [stdout] 429 | |     /// The key version of [`g8`]
[INFO] [stdout] 430 | |     FilledG8
[INFO] [stdout] 431 | |     u8 NonZeroU8
[INFO] [stdout] 432 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 426 | / prim_saturating!(
[INFO] [stdout] 427 | |     /// A 8-bit saturating generation
[INFO] [stdout] 428 | |     g8
[INFO] [stdout] 429 | |     /// The key version of [`g8`]
[INFO] [stdout] 430 | |     FilledG8
[INFO] [stdout] 431 | |     u8 NonZeroU8
[INFO] [stdout] 432 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 433 | / prim_saturating!(
[INFO] [stdout] 434 | |     /// A 16-bit saturating generation
[INFO] [stdout] 435 | |     g16
[INFO] [stdout] 436 | |     /// The key version of [`g16`]
[INFO] [stdout] 437 | |     FilledG16
[INFO] [stdout] 438 | |     u16 NonZeroU16
[INFO] [stdout] 439 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 433 | / prim_saturating!(
[INFO] [stdout] 434 | |     /// A 16-bit saturating generation
[INFO] [stdout] 435 | |     g16
[INFO] [stdout] 436 | |     /// The key version of [`g16`]
[INFO] [stdout] 437 | |     FilledG16
[INFO] [stdout] 438 | |     u16 NonZeroU16
[INFO] [stdout] 439 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 440 | / prim_saturating!(
[INFO] [stdout] 441 | |     /// a 32-bit saturating generation
[INFO] [stdout] 442 | |     g32
[INFO] [stdout] 443 | |     /// The key version of [`g32`]
[INFO] [stdout] 444 | |     FilledG32
[INFO] [stdout] 445 | |     u32 NonZeroU32
[INFO] [stdout] 446 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 440 | / prim_saturating!(
[INFO] [stdout] 441 | |     /// a 32-bit saturating generation
[INFO] [stdout] 442 | |     g32
[INFO] [stdout] 443 | |     /// The key version of [`g32`]
[INFO] [stdout] 444 | |     FilledG32
[INFO] [stdout] 445 | |     u32 NonZeroU32
[INFO] [stdout] 446 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 447 | / prim_saturating!(
[INFO] [stdout] 448 | |     /// 64-bit saturating generation
[INFO] [stdout] 449 | |     g64
[INFO] [stdout] 450 | |     /// The key version of [`g64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 453 | |     NonZeroU64
[INFO] [stdout] 454 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 447 | / prim_saturating!(
[INFO] [stdout] 448 | |     /// 64-bit saturating generation
[INFO] [stdout] 449 | |     g64
[INFO] [stdout] 450 | |     /// The key version of [`g64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 453 | |     NonZeroU64
[INFO] [stdout] 454 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 455 | / prim_saturating!(
[INFO] [stdout] 456 | |     /// The 128-bit saturating generation
[INFO] [stdout] 457 | |     g128
[INFO] [stdout] 458 | |     /// The key version of [`g128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 461 | |     NonZeroU128
[INFO] [stdout] 462 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 455 | / prim_saturating!(
[INFO] [stdout] 456 | |     /// The 128-bit saturating generation
[INFO] [stdout] 457 | |     g128
[INFO] [stdout] 458 | |     /// The key version of [`g128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 461 | |     NonZeroU128
[INFO] [stdout] 462 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 464 | / prim_saturating!(
[INFO] [stdout] 465 | |     /// A pointer sized saturating generation
[INFO] [stdout] 466 | |     gsize
[INFO] [stdout] 467 | |     /// The key version of [`gsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 470 | |     NonZeroUsize
[INFO] [stdout] 471 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 464 | / prim_saturating!(
[INFO] [stdout] 465 | |     /// A pointer sized saturating generation
[INFO] [stdout] 466 | |     gsize
[INFO] [stdout] 467 | |     /// The key version of [`gsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 470 | |     NonZeroUsize
[INFO] [stdout] 471 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 473 | / prim_wrapping!(
[INFO] [stdout] 474 | |     /// A 8-bit wrapping generation
[INFO] [stdout] 475 | |     gw8
[INFO] [stdout] 476 | |     /// The key version of [`gw8`]
[INFO] [stdout] 477 | |     FilledGw8
[INFO] [stdout] 478 | |     u8 NonZeroU8
[INFO] [stdout] 479 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 473 | / prim_wrapping!(
[INFO] [stdout] 474 | |     /// A 8-bit wrapping generation
[INFO] [stdout] 475 | |     gw8
[INFO] [stdout] 476 | |     /// The key version of [`gw8`]
[INFO] [stdout] 477 | |     FilledGw8
[INFO] [stdout] 478 | |     u8 NonZeroU8
[INFO] [stdout] 479 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 | / prim_wrapping!(
[INFO] [stdout] 481 | |     /// A 16-bit wrapping generation
[INFO] [stdout] 482 | |     gw16
[INFO] [stdout] 483 | |     /// The key version of [`gw16`]
[INFO] [stdout] 484 | |     FilledGw16
[INFO] [stdout] 485 | |     u16 NonZeroU16
[INFO] [stdout] 486 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 | / prim_wrapping!(
[INFO] [stdout] 481 | |     /// A 16-bit wrapping generation
[INFO] [stdout] 482 | |     gw16
[INFO] [stdout] 483 | |     /// The key version of [`gw16`]
[INFO] [stdout] 484 | |     FilledGw16
[INFO] [stdout] 485 | |     u16 NonZeroU16
[INFO] [stdout] 486 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 | / prim_wrapping!(
[INFO] [stdout] 488 | |     /// a 32-bit wrapping generation
[INFO] [stdout] 489 | |     gw32
[INFO] [stdout] 490 | |     /// The key version of [`gw32`]
[INFO] [stdout] 491 | |     FilledGw32
[INFO] [stdout] 492 | |     u32 NonZeroU32
[INFO] [stdout] 493 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 | / prim_wrapping!(
[INFO] [stdout] 488 | |     /// a 32-bit wrapping generation
[INFO] [stdout] 489 | |     gw32
[INFO] [stdout] 490 | |     /// The key version of [`gw32`]
[INFO] [stdout] 491 | |     FilledGw32
[INFO] [stdout] 492 | |     u32 NonZeroU32
[INFO] [stdout] 493 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 | / prim_wrapping!(
[INFO] [stdout] 495 | |     /// 64-bit wrapping generation
[INFO] [stdout] 496 | |     gw64
[INFO] [stdout] 497 | |     /// The key version of [`gw64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 500 | |     NonZeroU64
[INFO] [stdout] 501 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 | / prim_wrapping!(
[INFO] [stdout] 495 | |     /// 64-bit wrapping generation
[INFO] [stdout] 496 | |     gw64
[INFO] [stdout] 497 | |     /// The key version of [`gw64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 500 | |     NonZeroU64
[INFO] [stdout] 501 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 502 | / prim_wrapping!(
[INFO] [stdout] 503 | |     /// The 128-bit wrapping generation
[INFO] [stdout] 504 | |     gw128
[INFO] [stdout] 505 | |     /// The key version of [`gw128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 508 | |     NonZeroU128
[INFO] [stdout] 509 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 502 | / prim_wrapping!(
[INFO] [stdout] 503 | |     /// The 128-bit wrapping generation
[INFO] [stdout] 504 | |     gw128
[INFO] [stdout] 505 | |     /// The key version of [`gw128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 508 | |     NonZeroU128
[INFO] [stdout] 509 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 511 | / prim_wrapping!(
[INFO] [stdout] 512 | |     /// A pointer sized wrapping generation
[INFO] [stdout] 513 | |     gwsize
[INFO] [stdout] 514 | |     /// The key version of [`gwsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 517 | |     NonZeroUsize
[INFO] [stdout] 518 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 511 | / prim_wrapping!(
[INFO] [stdout] 512 | |     /// A pointer sized wrapping generation
[INFO] [stdout] 513 | |     gwsize
[INFO] [stdout] 514 | |     /// The key version of [`gwsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 517 | |     NonZeroUsize
[INFO] [stdout] 518 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 426 | / prim_saturating!(
[INFO] [stdout] 427 | |     /// A 8-bit saturating generation
[INFO] [stdout] 428 | |     g8
[INFO] [stdout] 429 | |     /// The key version of [`g8`]
[INFO] [stdout] 430 | |     FilledG8
[INFO] [stdout] 431 | |     u8 NonZeroU8
[INFO] [stdout] 432 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 433 | / prim_saturating!(
[INFO] [stdout] 434 | |     /// A 16-bit saturating generation
[INFO] [stdout] 435 | |     g16
[INFO] [stdout] 436 | |     /// The key version of [`g16`]
[INFO] [stdout] 437 | |     FilledG16
[INFO] [stdout] 438 | |     u16 NonZeroU16
[INFO] [stdout] 439 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 440 | / prim_saturating!(
[INFO] [stdout] 441 | |     /// a 32-bit saturating generation
[INFO] [stdout] 442 | |     g32
[INFO] [stdout] 443 | |     /// The key version of [`g32`]
[INFO] [stdout] 444 | |     FilledG32
[INFO] [stdout] 445 | |     u32 NonZeroU32
[INFO] [stdout] 446 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 447 | / prim_saturating!(
[INFO] [stdout] 448 | |     /// 64-bit saturating generation
[INFO] [stdout] 449 | |     g64
[INFO] [stdout] 450 | |     /// The key version of [`g64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 453 | |     NonZeroU64
[INFO] [stdout] 454 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 455 | / prim_saturating!(
[INFO] [stdout] 456 | |     /// The 128-bit saturating generation
[INFO] [stdout] 457 | |     g128
[INFO] [stdout] 458 | |     /// The key version of [`g128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 461 | |     NonZeroU128
[INFO] [stdout] 462 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 464 | / prim_saturating!(
[INFO] [stdout] 465 | |     /// A pointer sized saturating generation
[INFO] [stdout] 466 | |     gsize
[INFO] [stdout] 467 | |     /// The key version of [`gsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 470 | |     NonZeroUsize
[INFO] [stdout] 471 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 473 | / prim_wrapping!(
[INFO] [stdout] 474 | |     /// A 8-bit wrapping generation
[INFO] [stdout] 475 | |     gw8
[INFO] [stdout] 476 | |     /// The key version of [`gw8`]
[INFO] [stdout] 477 | |     FilledGw8
[INFO] [stdout] 478 | |     u8 NonZeroU8
[INFO] [stdout] 479 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 | / prim_wrapping!(
[INFO] [stdout] 481 | |     /// A 16-bit wrapping generation
[INFO] [stdout] 482 | |     gw16
[INFO] [stdout] 483 | |     /// The key version of [`gw16`]
[INFO] [stdout] 484 | |     FilledGw16
[INFO] [stdout] 485 | |     u16 NonZeroU16
[INFO] [stdout] 486 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 | / prim_wrapping!(
[INFO] [stdout] 488 | |     /// a 32-bit wrapping generation
[INFO] [stdout] 489 | |     gw32
[INFO] [stdout] 490 | |     /// The key version of [`gw32`]
[INFO] [stdout] 491 | |     FilledGw32
[INFO] [stdout] 492 | |     u32 NonZeroU32
[INFO] [stdout] 493 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 | / prim_wrapping!(
[INFO] [stdout] 495 | |     /// 64-bit wrapping generation
[INFO] [stdout] 496 | |     gw64
[INFO] [stdout] 497 | |     /// The key version of [`gw64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 500 | |     NonZeroU64
[INFO] [stdout] 501 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 502 | / prim_wrapping!(
[INFO] [stdout] 503 | |     /// The 128-bit wrapping generation
[INFO] [stdout] 504 | |     gw128
[INFO] [stdout] 505 | |     /// The key version of [`gw128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 508 | |     NonZeroU128
[INFO] [stdout] 509 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 511 | / prim_wrapping!(
[INFO] [stdout] 512 | |     /// A pointer sized wrapping generation
[INFO] [stdout] 513 | |     gwsize
[INFO] [stdout] 514 | |     /// The key version of [`gwsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 517 | |     NonZeroUsize
[INFO] [stdout] 518 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking clap v4.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: unused import: `marker`
[INFO] [stdout]  --> ut-arena/benches/workloads.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{hint::black_box, marker};
[INFO] [stdout]   |                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `unique_types::lifetime::LifetimeUt`
[INFO] [stdout]    --> ut-arena/benches/workloads.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     use unique_types::lifetime::LifetimeUt;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout] 109 | #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 | #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:118:7
[INFO] [stdout]     |
[INFO] [stdout] 118 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 | #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:184:7
[INFO] [stdout]     |
[INFO] [stdout] 184 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:520:7
[INFO] [stdout]     |
[INFO] [stdout] 520 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 426 | / prim_saturating!(
[INFO] [stdout] 427 | |     /// A 8-bit saturating generation
[INFO] [stdout] 428 | |     g8
[INFO] [stdout] 429 | |     /// The key version of [`g8`]
[INFO] [stdout] 430 | |     FilledG8
[INFO] [stdout] 431 | |     u8 NonZeroU8
[INFO] [stdout] 432 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 426 | / prim_saturating!(
[INFO] [stdout] 427 | |     /// A 8-bit saturating generation
[INFO] [stdout] 428 | |     g8
[INFO] [stdout] 429 | |     /// The key version of [`g8`]
[INFO] [stdout] 430 | |     FilledG8
[INFO] [stdout] 431 | |     u8 NonZeroU8
[INFO] [stdout] 432 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 433 | / prim_saturating!(
[INFO] [stdout] 434 | |     /// A 16-bit saturating generation
[INFO] [stdout] 435 | |     g16
[INFO] [stdout] 436 | |     /// The key version of [`g16`]
[INFO] [stdout] 437 | |     FilledG16
[INFO] [stdout] 438 | |     u16 NonZeroU16
[INFO] [stdout] 439 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 433 | / prim_saturating!(
[INFO] [stdout] 434 | |     /// A 16-bit saturating generation
[INFO] [stdout] 435 | |     g16
[INFO] [stdout] 436 | |     /// The key version of [`g16`]
[INFO] [stdout] 437 | |     FilledG16
[INFO] [stdout] 438 | |     u16 NonZeroU16
[INFO] [stdout] 439 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 440 | / prim_saturating!(
[INFO] [stdout] 441 | |     /// a 32-bit saturating generation
[INFO] [stdout] 442 | |     g32
[INFO] [stdout] 443 | |     /// The key version of [`g32`]
[INFO] [stdout] 444 | |     FilledG32
[INFO] [stdout] 445 | |     u32 NonZeroU32
[INFO] [stdout] 446 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 440 | / prim_saturating!(
[INFO] [stdout] 441 | |     /// a 32-bit saturating generation
[INFO] [stdout] 442 | |     g32
[INFO] [stdout] 443 | |     /// The key version of [`g32`]
[INFO] [stdout] 444 | |     FilledG32
[INFO] [stdout] 445 | |     u32 NonZeroU32
[INFO] [stdout] 446 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 447 | / prim_saturating!(
[INFO] [stdout] 448 | |     /// 64-bit saturating generation
[INFO] [stdout] 449 | |     g64
[INFO] [stdout] 450 | |     /// The key version of [`g64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 453 | |     NonZeroU64
[INFO] [stdout] 454 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 447 | / prim_saturating!(
[INFO] [stdout] 448 | |     /// 64-bit saturating generation
[INFO] [stdout] 449 | |     g64
[INFO] [stdout] 450 | |     /// The key version of [`g64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 453 | |     NonZeroU64
[INFO] [stdout] 454 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 455 | / prim_saturating!(
[INFO] [stdout] 456 | |     /// The 128-bit saturating generation
[INFO] [stdout] 457 | |     g128
[INFO] [stdout] 458 | |     /// The key version of [`g128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 461 | |     NonZeroU128
[INFO] [stdout] 462 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 455 | / prim_saturating!(
[INFO] [stdout] 456 | |     /// The 128-bit saturating generation
[INFO] [stdout] 457 | |     g128
[INFO] [stdout] 458 | |     /// The key version of [`g128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 461 | |     NonZeroU128
[INFO] [stdout] 462 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 464 | / prim_saturating!(
[INFO] [stdout] 465 | |     /// A pointer sized saturating generation
[INFO] [stdout] 466 | |     gsize
[INFO] [stdout] 467 | |     /// The key version of [`gsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 470 | |     NonZeroUsize
[INFO] [stdout] 471 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 464 | / prim_saturating!(
[INFO] [stdout] 465 | |     /// A pointer sized saturating generation
[INFO] [stdout] 466 | |     gsize
[INFO] [stdout] 467 | |     /// The key version of [`gsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 470 | |     NonZeroUsize
[INFO] [stdout] 471 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 473 | / prim_wrapping!(
[INFO] [stdout] 474 | |     /// A 8-bit wrapping generation
[INFO] [stdout] 475 | |     gw8
[INFO] [stdout] 476 | |     /// The key version of [`gw8`]
[INFO] [stdout] 477 | |     FilledGw8
[INFO] [stdout] 478 | |     u8 NonZeroU8
[INFO] [stdout] 479 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 473 | / prim_wrapping!(
[INFO] [stdout] 474 | |     /// A 8-bit wrapping generation
[INFO] [stdout] 475 | |     gw8
[INFO] [stdout] 476 | |     /// The key version of [`gw8`]
[INFO] [stdout] 477 | |     FilledGw8
[INFO] [stdout] 478 | |     u8 NonZeroU8
[INFO] [stdout] 479 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 | / prim_wrapping!(
[INFO] [stdout] 481 | |     /// A 16-bit wrapping generation
[INFO] [stdout] 482 | |     gw16
[INFO] [stdout] 483 | |     /// The key version of [`gw16`]
[INFO] [stdout] 484 | |     FilledGw16
[INFO] [stdout] 485 | |     u16 NonZeroU16
[INFO] [stdout] 486 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 | / prim_wrapping!(
[INFO] [stdout] 481 | |     /// A 16-bit wrapping generation
[INFO] [stdout] 482 | |     gw16
[INFO] [stdout] 483 | |     /// The key version of [`gw16`]
[INFO] [stdout] 484 | |     FilledGw16
[INFO] [stdout] 485 | |     u16 NonZeroU16
[INFO] [stdout] 486 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 | / prim_wrapping!(
[INFO] [stdout] 488 | |     /// a 32-bit wrapping generation
[INFO] [stdout] 489 | |     gw32
[INFO] [stdout] 490 | |     /// The key version of [`gw32`]
[INFO] [stdout] 491 | |     FilledGw32
[INFO] [stdout] 492 | |     u32 NonZeroU32
[INFO] [stdout] 493 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 | / prim_wrapping!(
[INFO] [stdout] 488 | |     /// a 32-bit wrapping generation
[INFO] [stdout] 489 | |     gw32
[INFO] [stdout] 490 | |     /// The key version of [`gw32`]
[INFO] [stdout] 491 | |     FilledGw32
[INFO] [stdout] 492 | |     u32 NonZeroU32
[INFO] [stdout] 493 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 | / prim_wrapping!(
[INFO] [stdout] 495 | |     /// 64-bit wrapping generation
[INFO] [stdout] 496 | |     gw64
[INFO] [stdout] 497 | |     /// The key version of [`gw64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 500 | |     NonZeroU64
[INFO] [stdout] 501 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 | / prim_wrapping!(
[INFO] [stdout] 495 | |     /// 64-bit wrapping generation
[INFO] [stdout] 496 | |     gw64
[INFO] [stdout] 497 | |     /// The key version of [`gw64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 500 | |     NonZeroU64
[INFO] [stdout] 501 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 502 | / prim_wrapping!(
[INFO] [stdout] 503 | |     /// The 128-bit wrapping generation
[INFO] [stdout] 504 | |     gw128
[INFO] [stdout] 505 | |     /// The key version of [`gw128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 508 | |     NonZeroU128
[INFO] [stdout] 509 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 502 | / prim_wrapping!(
[INFO] [stdout] 503 | |     /// The 128-bit wrapping generation
[INFO] [stdout] 504 | |     gw128
[INFO] [stdout] 505 | |     /// The key version of [`gw128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 508 | |     NonZeroU128
[INFO] [stdout] 509 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 511 | / prim_wrapping!(
[INFO] [stdout] 512 | |     /// A pointer sized wrapping generation
[INFO] [stdout] 513 | |     gwsize
[INFO] [stdout] 514 | |     /// The key version of [`gwsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 517 | |     NonZeroUsize
[INFO] [stdout] 518 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:285:15
[INFO] [stdout]     |
[INFO] [stdout] 285 |           #[cfg(kani)]
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 511 | / prim_wrapping!(
[INFO] [stdout] 512 | |     /// A pointer sized wrapping generation
[INFO] [stdout] 513 | |     gwsize
[INFO] [stdout] 514 | |     /// The key version of [`gwsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 517 | |     NonZeroUsize
[INFO] [stdout] 518 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 426 | / prim_saturating!(
[INFO] [stdout] 427 | |     /// A 8-bit saturating generation
[INFO] [stdout] 428 | |     g8
[INFO] [stdout] 429 | |     /// The key version of [`g8`]
[INFO] [stdout] 430 | |     FilledG8
[INFO] [stdout] 431 | |     u8 NonZeroU8
[INFO] [stdout] 432 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 433 | / prim_saturating!(
[INFO] [stdout] 434 | |     /// A 16-bit saturating generation
[INFO] [stdout] 435 | |     g16
[INFO] [stdout] 436 | |     /// The key version of [`g16`]
[INFO] [stdout] 437 | |     FilledG16
[INFO] [stdout] 438 | |     u16 NonZeroU16
[INFO] [stdout] 439 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 440 | / prim_saturating!(
[INFO] [stdout] 441 | |     /// a 32-bit saturating generation
[INFO] [stdout] 442 | |     g32
[INFO] [stdout] 443 | |     /// The key version of [`g32`]
[INFO] [stdout] 444 | |     FilledG32
[INFO] [stdout] 445 | |     u32 NonZeroU32
[INFO] [stdout] 446 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 447 | / prim_saturating!(
[INFO] [stdout] 448 | |     /// 64-bit saturating generation
[INFO] [stdout] 449 | |     g64
[INFO] [stdout] 450 | |     /// The key version of [`g64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 453 | |     NonZeroU64
[INFO] [stdout] 454 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 455 | / prim_saturating!(
[INFO] [stdout] 456 | |     /// The 128-bit saturating generation
[INFO] [stdout] 457 | |     g128
[INFO] [stdout] 458 | |     /// The key version of [`g128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 461 | |     NonZeroU128
[INFO] [stdout] 462 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 464 | / prim_saturating!(
[INFO] [stdout] 465 | |     /// A pointer sized saturating generation
[INFO] [stdout] 466 | |     gsize
[INFO] [stdout] 467 | |     /// The key version of [`gsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 470 | |     NonZeroUsize
[INFO] [stdout] 471 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_saturating` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 473 | / prim_wrapping!(
[INFO] [stdout] 474 | |     /// A 8-bit wrapping generation
[INFO] [stdout] 475 | |     gw8
[INFO] [stdout] 476 | |     /// The key version of [`gw8`]
[INFO] [stdout] 477 | |     FilledGw8
[INFO] [stdout] 478 | |     u8 NonZeroU8
[INFO] [stdout] 479 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 480 | / prim_wrapping!(
[INFO] [stdout] 481 | |     /// A 16-bit wrapping generation
[INFO] [stdout] 482 | |     gw16
[INFO] [stdout] 483 | |     /// The key version of [`gw16`]
[INFO] [stdout] 484 | |     FilledGw16
[INFO] [stdout] 485 | |     u16 NonZeroU16
[INFO] [stdout] 486 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 487 | / prim_wrapping!(
[INFO] [stdout] 488 | |     /// a 32-bit wrapping generation
[INFO] [stdout] 489 | |     gw32
[INFO] [stdout] 490 | |     /// The key version of [`gw32`]
[INFO] [stdout] 491 | |     FilledGw32
[INFO] [stdout] 492 | |     u32 NonZeroU32
[INFO] [stdout] 493 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 494 | / prim_wrapping!(
[INFO] [stdout] 495 | |     /// 64-bit wrapping generation
[INFO] [stdout] 496 | |     gw64
[INFO] [stdout] 497 | |     /// The key version of [`gw64`]
[INFO] [stdout] ...   |
[INFO] [stdout] 500 | |     NonZeroU64
[INFO] [stdout] 501 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 502 | / prim_wrapping!(
[INFO] [stdout] 503 | |     /// The 128-bit wrapping generation
[INFO] [stdout] 504 | |     gw128
[INFO] [stdout] 505 | |     /// The key version of [`gw128`]
[INFO] [stdout] ...   |
[INFO] [stdout] 508 | |     NonZeroU128
[INFO] [stdout] 509 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> ut-arena/src/generation.rs:276:19
[INFO] [stdout]     |
[INFO] [stdout] 276 |               #[cfg(kani)]
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 511 | / prim_wrapping!(
[INFO] [stdout] 512 | |     /// A pointer sized wrapping generation
[INFO] [stdout] 513 | |     gwsize
[INFO] [stdout] 514 | |     /// The key version of [`gwsize`]
[INFO] [stdout] ...   |
[INFO] [stdout] 517 | |     NonZeroUsize
[INFO] [stdout] 518 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `prim` which comes from the expansion of the macro `prim_wrapping` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "ff63cb48b4c855fc54f2c15965256f33e922a6b4fa5ba1a6a0c1224c38be3358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff63cb48b4c855fc54f2c15965256f33e922a6b4fa5ba1a6a0c1224c38be3358", kill_on_drop: false }`
[INFO] [stdout] ff63cb48b4c855fc54f2c15965256f33e922a6b4fa5ba1a6a0c1224c38be3358
