[INFO] cloning repository https://github.com/RustyYato/unique-types
[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 }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustyYato%2Funique-types'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 931b0e3e92274df5a6817094cdc81ef4c370cf81
[INFO] testing RustyYato/unique-types against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustyYato%2Funique-types" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RustyYato/unique-types on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RustyYato/unique-types
[INFO] finished tweaking git repo https://github.com/RustyYato/unique-types
[INFO] tweaked toml for git repo https://github.com/RustyYato/unique-types written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing RustyYato/unique-types against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustyYato%2Funique-types" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RustyYato/unique-types on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RustyYato/unique-types
[INFO] finished tweaking git repo https://github.com/RustyYato/unique-types
[INFO] tweaked toml for git repo https://github.com/RustyYato/unique-types written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84e14dbdab427cb3f1b929a25480402aec85373801bf49ea47b89b182b534463
[INFO] running `Command { std: "docker" "start" "-a" "84e14dbdab427cb3f1b929a25480402aec85373801bf49ea47b89b182b534463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84e14dbdab427cb3f1b929a25480402aec85373801bf49ea47b89b182b534463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e14dbdab427cb3f1b929a25480402aec85373801bf49ea47b89b182b534463", kill_on_drop: false }`
[INFO] [stdout] 84e14dbdab427cb3f1b929a25480402aec85373801bf49ea47b89b182b534463
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4db4e26563f477f402628a1dde1eab903dfabd1715630bfaa7b21712c877f01
[INFO] running `Command { std: "docker" "start" "-a" "e4db4e26563f477f402628a1dde1eab903dfabd1715630bfaa7b21712c877f01", kill_on_drop: false }`
[INFO] [stderr]    Compiling unique-types v0.1.0 (/opt/rustwide/workdir/unique-types)
[INFO] [stderr]    Compiling ut-vec v0.1.0 (/opt/rustwide/workdir/ut-vec)
[INFO] [stderr]    Compiling ut-cell v0.1.0 (/opt/rustwide/workdir/ut-cell)
[INFO] [stderr]    Compiling ut-arena v0.1.0 (/opt/rustwide/workdir/ut-arena)
[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`, `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`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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: 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "e4db4e26563f477f402628a1dde1eab903dfabd1715630bfaa7b21712c877f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4db4e26563f477f402628a1dde1eab903dfabd1715630bfaa7b21712c877f01", kill_on_drop: false }`
[INFO] [stdout] e4db4e26563f477f402628a1dde1eab903dfabd1715630bfaa7b21712c877f01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a1cbb9028eb7e8299b89a8aa9289dea68e1f88f587e651b0f4435ea71275804
[INFO] running `Command { std: "docker" "start" "-a" "1a1cbb9028eb7e8299b89a8aa9289dea68e1f88f587e651b0f4435ea71275804", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling half v2.4.0
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[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`, `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`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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: 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling ut-cell v0.1.0 (/opt/rustwide/workdir/ut-cell)
[INFO] [stderr]    Compiling unique-types v0.1.0 (/opt/rustwide/workdir/unique-types)
[INFO] [stderr]    Compiling ut-vec v0.1.0 (/opt/rustwide/workdir/ut-vec)
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rayon v1.9.0
[INFO] [stderr]    Compiling clap v4.5.3
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling ut-arena v0.1.0 (/opt/rustwide/workdir/ut-arena)
[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`, `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`, `windows`
[INFO] [stdout]     = help: consider using a Cargo feature instead or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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 or 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/cargo/reference/build-scripts.html#rustc-check-cfg> 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: 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.84s
[INFO] running `Command { std: "docker" "inspect" "1a1cbb9028eb7e8299b89a8aa9289dea68e1f88f587e651b0f4435ea71275804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a1cbb9028eb7e8299b89a8aa9289dea68e1f88f587e651b0f4435ea71275804", kill_on_drop: false }`
[INFO] [stdout] 1a1cbb9028eb7e8299b89a8aa9289dea68e1f88f587e651b0f4435ea71275804
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 16993a77364d2d2d83f156d07076a74379f8f136745fc2fbf42a92f11c40b082
[INFO] running `Command { std: "docker" "start" "-a" "16993a77364d2d2d83f156d07076a74379f8f136745fc2fbf42a92f11c40b082", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:109:12
[INFO] [stderr]     |
[INFO] [stderr] 109 | #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |            ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `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`, `windows`
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:115:12
[INFO] [stderr]     |
[INFO] [stderr] 115 | #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |            ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:118:7
[INFO] [stderr]     |
[INFO] [stderr] 118 | #[cfg(kani)]
[INFO] [stderr]     |       ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:181:12
[INFO] [stderr]     |
[INFO] [stderr] 181 | #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |            ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:184:7
[INFO] [stderr]     |
[INFO] [stderr] 184 | #[cfg(kani)]
[INFO] [stderr]     |       ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:520:7
[INFO] [stderr]     |
[INFO] [stderr] 520 | #[cfg(kani)]
[INFO] [stderr]     |       ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 426 | / prim_saturating!(
[INFO] [stderr] 427 | |     /// A 8-bit saturating generation
[INFO] [stderr] 428 | |     g8
[INFO] [stderr] 429 | |     /// The key version of [`g8`]
[INFO] [stderr] 430 | |     FilledG8
[INFO] [stderr] 431 | |     u8 NonZeroU8
[INFO] [stderr] 432 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 426 | / prim_saturating!(
[INFO] [stderr] 427 | |     /// A 8-bit saturating generation
[INFO] [stderr] 428 | |     g8
[INFO] [stderr] 429 | |     /// The key version of [`g8`]
[INFO] [stderr] 430 | |     FilledG8
[INFO] [stderr] 431 | |     u8 NonZeroU8
[INFO] [stderr] 432 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 433 | / prim_saturating!(
[INFO] [stderr] 434 | |     /// A 16-bit saturating generation
[INFO] [stderr] 435 | |     g16
[INFO] [stderr] 436 | |     /// The key version of [`g16`]
[INFO] [stderr] 437 | |     FilledG16
[INFO] [stderr] 438 | |     u16 NonZeroU16
[INFO] [stderr] 439 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 433 | / prim_saturating!(
[INFO] [stderr] 434 | |     /// A 16-bit saturating generation
[INFO] [stderr] 435 | |     g16
[INFO] [stderr] 436 | |     /// The key version of [`g16`]
[INFO] [stderr] 437 | |     FilledG16
[INFO] [stderr] 438 | |     u16 NonZeroU16
[INFO] [stderr] 439 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 440 | / prim_saturating!(
[INFO] [stderr] 441 | |     /// a 32-bit saturating generation
[INFO] [stderr] 442 | |     g32
[INFO] [stderr] 443 | |     /// The key version of [`g32`]
[INFO] [stderr] 444 | |     FilledG32
[INFO] [stderr] 445 | |     u32 NonZeroU32
[INFO] [stderr] 446 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 440 | / prim_saturating!(
[INFO] [stderr] 441 | |     /// a 32-bit saturating generation
[INFO] [stderr] 442 | |     g32
[INFO] [stderr] 443 | |     /// The key version of [`g32`]
[INFO] [stderr] 444 | |     FilledG32
[INFO] [stderr] 445 | |     u32 NonZeroU32
[INFO] [stderr] 446 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 447 | / prim_saturating!(
[INFO] [stderr] 448 | |     /// 64-bit saturating generation
[INFO] [stderr] 449 | |     g64
[INFO] [stderr] 450 | |     /// The key version of [`g64`]
[INFO] [stderr] ...   |
[INFO] [stderr] 453 | |     NonZeroU64
[INFO] [stderr] 454 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 447 | / prim_saturating!(
[INFO] [stderr] 448 | |     /// 64-bit saturating generation
[INFO] [stderr] 449 | |     g64
[INFO] [stderr] 450 | |     /// The key version of [`g64`]
[INFO] [stderr] ...   |
[INFO] [stderr] 453 | |     NonZeroU64
[INFO] [stderr] 454 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 455 | / prim_saturating!(
[INFO] [stderr] 456 | |     /// The 128-bit saturating generation
[INFO] [stderr] 457 | |     g128
[INFO] [stderr] 458 | |     /// The key version of [`g128`]
[INFO] [stderr] ...   |
[INFO] [stderr] 461 | |     NonZeroU128
[INFO] [stderr] 462 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 455 | / prim_saturating!(
[INFO] [stderr] 456 | |     /// The 128-bit saturating generation
[INFO] [stderr] 457 | |     g128
[INFO] [stderr] 458 | |     /// The key version of [`g128`]
[INFO] [stderr] ...   |
[INFO] [stderr] 461 | |     NonZeroU128
[INFO] [stderr] 462 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 | / prim_saturating!(
[INFO] [stderr] 465 | |     /// A pointer sized saturating generation
[INFO] [stderr] 466 | |     gsize
[INFO] [stderr] 467 | |     /// The key version of [`gsize`]
[INFO] [stderr] ...   |
[INFO] [stderr] 470 | |     NonZeroUsize
[INFO] [stderr] 471 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 | / prim_saturating!(
[INFO] [stderr] 465 | |     /// A pointer sized saturating generation
[INFO] [stderr] 466 | |     gsize
[INFO] [stderr] 467 | |     /// The key version of [`gsize`]
[INFO] [stderr] ...   |
[INFO] [stderr] 470 | |     NonZeroUsize
[INFO] [stderr] 471 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 473 | / prim_wrapping!(
[INFO] [stderr] 474 | |     /// A 8-bit wrapping generation
[INFO] [stderr] 475 | |     gw8
[INFO] [stderr] 476 | |     /// The key version of [`gw8`]
[INFO] [stderr] 477 | |     FilledGw8
[INFO] [stderr] 478 | |     u8 NonZeroU8
[INFO] [stderr] 479 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 473 | / prim_wrapping!(
[INFO] [stderr] 474 | |     /// A 8-bit wrapping generation
[INFO] [stderr] 475 | |     gw8
[INFO] [stderr] 476 | |     /// The key version of [`gw8`]
[INFO] [stderr] 477 | |     FilledGw8
[INFO] [stderr] 478 | |     u8 NonZeroU8
[INFO] [stderr] 479 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 480 | / prim_wrapping!(
[INFO] [stderr] 481 | |     /// A 16-bit wrapping generation
[INFO] [stderr] 482 | |     gw16
[INFO] [stderr] 483 | |     /// The key version of [`gw16`]
[INFO] [stderr] 484 | |     FilledGw16
[INFO] [stderr] 485 | |     u16 NonZeroU16
[INFO] [stderr] 486 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 480 | / prim_wrapping!(
[INFO] [stderr] 481 | |     /// A 16-bit wrapping generation
[INFO] [stderr] 482 | |     gw16
[INFO] [stderr] 483 | |     /// The key version of [`gw16`]
[INFO] [stderr] 484 | |     FilledGw16
[INFO] [stderr] 485 | |     u16 NonZeroU16
[INFO] [stderr] 486 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 487 | / prim_wrapping!(
[INFO] [stderr] 488 | |     /// a 32-bit wrapping generation
[INFO] [stderr] 489 | |     gw32
[INFO] [stderr] 490 | |     /// The key version of [`gw32`]
[INFO] [stderr] 491 | |     FilledGw32
[INFO] [stderr] 492 | |     u32 NonZeroU32
[INFO] [stderr] 493 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 487 | / prim_wrapping!(
[INFO] [stderr] 488 | |     /// a 32-bit wrapping generation
[INFO] [stderr] 489 | |     gw32
[INFO] [stderr] 490 | |     /// The key version of [`gw32`]
[INFO] [stderr] 491 | |     FilledGw32
[INFO] [stderr] 492 | |     u32 NonZeroU32
[INFO] [stderr] 493 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 494 | / prim_wrapping!(
[INFO] [stderr] 495 | |     /// 64-bit wrapping generation
[INFO] [stderr] 496 | |     gw64
[INFO] [stderr] 497 | |     /// The key version of [`gw64`]
[INFO] [stderr] ...   |
[INFO] [stderr] 500 | |     NonZeroU64
[INFO] [stderr] 501 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 494 | / prim_wrapping!(
[INFO] [stderr] 495 | |     /// 64-bit wrapping generation
[INFO] [stderr] 496 | |     gw64
[INFO] [stderr] 497 | |     /// The key version of [`gw64`]
[INFO] [stderr] ...   |
[INFO] [stderr] 500 | |     NonZeroU64
[INFO] [stderr] 501 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 502 | / prim_wrapping!(
[INFO] [stderr] 503 | |     /// The 128-bit wrapping generation
[INFO] [stderr] 504 | |     gw128
[INFO] [stderr] 505 | |     /// The key version of [`gw128`]
[INFO] [stderr] ...   |
[INFO] [stderr] 508 | |     NonZeroU128
[INFO] [stderr] 509 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 502 | / prim_wrapping!(
[INFO] [stderr] 503 | |     /// The 128-bit wrapping generation
[INFO] [stderr] 504 | |     gw128
[INFO] [stderr] 505 | |     /// The key version of [`gw128`]
[INFO] [stderr] ...   |
[INFO] [stderr] 508 | |     NonZeroU128
[INFO] [stderr] 509 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:267:20
[INFO] [stderr]     |
[INFO] [stderr] 267 |           #[cfg_attr(kani, derive(kani::Arbitrary))]
[INFO] [stderr]     |                      ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 511 | / prim_wrapping!(
[INFO] [stderr] 512 | |     /// A pointer sized wrapping generation
[INFO] [stderr] 513 | |     gwsize
[INFO] [stderr] 514 | |     /// The key version of [`gwsize`]
[INFO] [stderr] ...   |
[INFO] [stderr] 517 | |     NonZeroUsize
[INFO] [stderr] 518 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:285:15
[INFO] [stderr]     |
[INFO] [stderr] 285 |           #[cfg(kani)]
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 511 | / prim_wrapping!(
[INFO] [stderr] 512 | |     /// A pointer sized wrapping generation
[INFO] [stderr] 513 | |     gwsize
[INFO] [stderr] 514 | |     /// The key version of [`gwsize`]
[INFO] [stderr] ...   |
[INFO] [stderr] 517 | |     NonZeroUsize
[INFO] [stderr] 518 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 426 | / prim_saturating!(
[INFO] [stderr] 427 | |     /// A 8-bit saturating generation
[INFO] [stderr] 428 | |     g8
[INFO] [stderr] 429 | |     /// The key version of [`g8`]
[INFO] [stderr] 430 | |     FilledG8
[INFO] [stderr] 431 | |     u8 NonZeroU8
[INFO] [stderr] 432 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 433 | / prim_saturating!(
[INFO] [stderr] 434 | |     /// A 16-bit saturating generation
[INFO] [stderr] 435 | |     g16
[INFO] [stderr] 436 | |     /// The key version of [`g16`]
[INFO] [stderr] 437 | |     FilledG16
[INFO] [stderr] 438 | |     u16 NonZeroU16
[INFO] [stderr] 439 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 440 | / prim_saturating!(
[INFO] [stderr] 441 | |     /// a 32-bit saturating generation
[INFO] [stderr] 442 | |     g32
[INFO] [stderr] 443 | |     /// The key version of [`g32`]
[INFO] [stderr] 444 | |     FilledG32
[INFO] [stderr] 445 | |     u32 NonZeroU32
[INFO] [stderr] 446 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 447 | / prim_saturating!(
[INFO] [stderr] 448 | |     /// 64-bit saturating generation
[INFO] [stderr] 449 | |     g64
[INFO] [stderr] 450 | |     /// The key version of [`g64`]
[INFO] [stderr] ...   |
[INFO] [stderr] 453 | |     NonZeroU64
[INFO] [stderr] 454 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 455 | / prim_saturating!(
[INFO] [stderr] 456 | |     /// The 128-bit saturating generation
[INFO] [stderr] 457 | |     g128
[INFO] [stderr] 458 | |     /// The key version of [`g128`]
[INFO] [stderr] ...   |
[INFO] [stderr] 461 | |     NonZeroU128
[INFO] [stderr] 462 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 464 | / prim_saturating!(
[INFO] [stderr] 465 | |     /// A pointer sized saturating generation
[INFO] [stderr] 466 | |     gsize
[INFO] [stderr] 467 | |     /// The key version of [`gsize`]
[INFO] [stderr] ...   |
[INFO] [stderr] 470 | |     NonZeroUsize
[INFO] [stderr] 471 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 473 | / prim_wrapping!(
[INFO] [stderr] 474 | |     /// A 8-bit wrapping generation
[INFO] [stderr] 475 | |     gw8
[INFO] [stderr] 476 | |     /// The key version of [`gw8`]
[INFO] [stderr] 477 | |     FilledGw8
[INFO] [stderr] 478 | |     u8 NonZeroU8
[INFO] [stderr] 479 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 480 | / prim_wrapping!(
[INFO] [stderr] 481 | |     /// A 16-bit wrapping generation
[INFO] [stderr] 482 | |     gw16
[INFO] [stderr] 483 | |     /// The key version of [`gw16`]
[INFO] [stderr] 484 | |     FilledGw16
[INFO] [stderr] 485 | |     u16 NonZeroU16
[INFO] [stderr] 486 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 487 | / prim_wrapping!(
[INFO] [stderr] 488 | |     /// a 32-bit wrapping generation
[INFO] [stderr] 489 | |     gw32
[INFO] [stderr] 490 | |     /// The key version of [`gw32`]
[INFO] [stderr] 491 | |     FilledGw32
[INFO] [stderr] 492 | |     u32 NonZeroU32
[INFO] [stderr] 493 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 494 | / prim_wrapping!(
[INFO] [stderr] 495 | |     /// 64-bit wrapping generation
[INFO] [stderr] 496 | |     gw64
[INFO] [stderr] 497 | |     /// The key version of [`gw64`]
[INFO] [stderr] ...   |
[INFO] [stderr] 500 | |     NonZeroU64
[INFO] [stderr] 501 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 502 | / prim_wrapping!(
[INFO] [stderr] 503 | |     /// The 128-bit wrapping generation
[INFO] [stderr] 504 | |     gw128
[INFO] [stderr] 505 | |     /// The key version of [`gw128`]
[INFO] [stderr] ...   |
[INFO] [stderr] 508 | |     NonZeroU128
[INFO] [stderr] 509 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `kani`
[INFO] [stderr]    --> ut-arena/src/generation.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |               #[cfg(kani)]
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 511 | / prim_wrapping!(
[INFO] [stderr] 512 | |     /// A pointer sized wrapping generation
[INFO] [stderr] 513 | |     gwsize
[INFO] [stderr] 514 | |     /// The key version of [`gwsize`]
[INFO] [stderr] ...   |
[INFO] [stderr] 517 | |     NonZeroUsize
[INFO] [stderr] 518 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]     = 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] [stderr] 
[INFO] [stderr] warning: `ut-arena` (lib) generated 42 warnings
[INFO] [stderr] warning: `ut-arena` (lib test) generated 42 warnings (42 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unique_types-1e2988a156b81476)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ut_arena-73c243e8676e5270)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/proptest.rs (/opt/rustwide/target/debug/deps/proptest-e3ae11cc903d87c1)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_dense_arena ... ok
[INFO] [stdout] test test_sparse_arena ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ut_cell-af47c2929a8f30f4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ut_vec-a385631173b441f0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unique_types
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test unique-types/src/lib.rs - MaybeUniqueType (line 122) - compile fail ... ok
[INFO] [stdout] test unique-types/src/lifetime.rs - lifetime::unique_lifetime (line 84) - compile fail ... ok
[INFO] [stdout] test unique-types/src/lib.rs - MaybeUniqueType (line 133) ... ok
[INFO] [stdout] test unique-types/src/lib.rs - UniqueType (line 40) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ut_arena
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test ut-arena/src/generation.rs - generation::Generation (line 32) ... ok
[INFO] [stdout] test ut-arena/src/lib.rs - (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ut_cell
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ut_vec
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16993a77364d2d2d83f156d07076a74379f8f136745fc2fbf42a92f11c40b082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16993a77364d2d2d83f156d07076a74379f8f136745fc2fbf42a92f11c40b082", kill_on_drop: false }`
[INFO] [stdout] 16993a77364d2d2d83f156d07076a74379f8f136745fc2fbf42a92f11c40b082
