[INFO] fetching crate hifitime 3.8.5...
[INFO] checking hifitime-3.8.5 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate hifitime 3.8.5 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate hifitime 3.8.5 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hifitime 3.8.5
[INFO] finished tweaking crates.io crate hifitime 3.8.5
[INFO] tweaked toml for crates.io crate hifitime 3.8.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.20.2
[INFO] [stderr]   Downloaded pyo3-macros v0.20.2
[INFO] [stderr]   Downloaded der_derive v0.6.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f23e904bc7a5f948662710533ad098c3cc6de8e9117b8757202d991aff93302
[INFO] running `Command { std: "docker" "start" "-a" "4f23e904bc7a5f948662710533ad098c3cc6de8e9117b8757202d991aff93302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f23e904bc7a5f948662710533ad098c3cc6de8e9117b8757202d991aff93302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f23e904bc7a5f948662710533ad098c3cc6de8e9117b8757202d991aff93302", kill_on_drop: false }`
[INFO] [stdout] 4f23e904bc7a5f948662710533ad098c3cc6de8e9117b8757202d991aff93302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 590b1d73b1c9ddee1a6976ca765095f476bfba4d9ca89ecef3e0616dd7e5ab18
[INFO] running `Command { std: "docker" "start" "-a" "590b1d73b1c9ddee1a6976ca765095f476bfba4d9ca89ecef3e0616dd7e5ab18", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking iai v0.1.1
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking hifitime v3.8.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `Command { std: "docker" "inspect" "590b1d73b1c9ddee1a6976ca765095f476bfba4d9ca89ecef3e0616dd7e5ab18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "590b1d73b1c9ddee1a6976ca765095f476bfba4d9ca89ecef3e0616dd7e5ab18", kill_on_drop: false }`
[INFO] [stdout] 590b1d73b1c9ddee1a6976ca765095f476bfba4d9ca89ecef3e0616dd7e5ab18
[INFO] checking hifitime-3.8.5 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate hifitime 3.8.5 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate hifitime 3.8.5 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hifitime 3.8.5
[INFO] finished tweaking crates.io crate hifitime 3.8.5
[INFO] tweaked toml for crates.io crate hifitime 3.8.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ffb2d435c3cef5b73f55ca646cf20ac06e796ca42b8cb10684d2611c0fef4ee
[INFO] running `Command { std: "docker" "start" "-a" "3ffb2d435c3cef5b73f55ca646cf20ac06e796ca42b8cb10684d2611c0fef4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ffb2d435c3cef5b73f55ca646cf20ac06e796ca42b8cb10684d2611c0fef4ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffb2d435c3cef5b73f55ca646cf20ac06e796ca42b8cb10684d2611c0fef4ee", kill_on_drop: false }`
[INFO] [stdout] 3ffb2d435c3cef5b73f55ca646cf20ac06e796ca42b8cb10684d2611c0fef4ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunexpected_cfgs" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] dc471cdcc95fa12844a5329146e57d88f7d227c539431484c6544886ca4d8509
[INFO] running `Command { std: "docker" "start" "-a" "dc471cdcc95fa12844a5329146e57d88f7d227c539431484c6544886ca4d8509", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking iai v0.1.1
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking hifitime v3.8.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/epoch.rs:2839:11
[INFO] [stdout]      |
[INFO] [stdout] 2839 | #[cfg(not(kani))]
[INFO] [stdout]      |           ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]      = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(kani)");` to the top of a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]      = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/epoch.rs:3193:7
[INFO] [stdout]      |
[INFO] [stdout] 3193 | #[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 a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/epoch.rs:3215:7
[INFO] [stdout]      |
[INFO] [stdout] 3215 | #[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 a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/epoch.rs:3269:7
[INFO] [stdout]      |
[INFO] [stdout] 3269 | #[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 a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/epoch.rs:3291:7
[INFO] [stdout]      |
[INFO] [stdout] 3291 | #[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 a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/epoch.rs:3318:7
[INFO] [stdout]      |
[INFO] [stdout] 3318 | #[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 a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/epoch.rs:3345:7
[INFO] [stdout]      |
[INFO] [stdout] 3345 | #[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 a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> src/epoch.rs:956:15
[INFO] [stdout]     |
[INFO] [stdout] 956 |     #[cfg(not(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 a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> src/duration.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[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 a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> src/duration.rs:71:7
[INFO] [stdout]    |
[INFO] [stdout] 71 | #[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 a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/duration.rs:1271:11
[INFO] [stdout]      |
[INFO] [stdout] 1271 | #[cfg(not(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 a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/duration.rs:1522:7
[INFO] [stdout]      |
[INFO] [stdout] 1522 | #[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 a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/duration.rs:1530:7
[INFO] [stdout]      |
[INFO] [stdout] 1530 | #[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 a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]     --> src/duration.rs:1568:7
[INFO] [stdout]      |
[INFO] [stdout] 1568 | #[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 a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> src/timescale.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[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 a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> src/timescale.rs:89:7
[INFO] [stdout]    |
[INFO] [stdout] 89 | #[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 a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> src/timescale.rs:261:7
[INFO] [stdout]     |
[INFO] [stdout] 261 | #[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 a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 17 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hifitime` (lib) due to 18 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dc471cdcc95fa12844a5329146e57d88f7d227c539431484c6544886ca4d8509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc471cdcc95fa12844a5329146e57d88f7d227c539431484c6544886ca4d8509", kill_on_drop: false }`
[INFO] [stdout] dc471cdcc95fa12844a5329146e57d88f7d227c539431484c6544886ca4d8509
