[INFO] fetching crate gmp-mpfr-sys 1.6.1...
[INFO] checking gmp-mpfr-sys-1.6.1 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate gmp-mpfr-sys 1.6.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate gmp-mpfr-sys 1.6.1 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 gmp-mpfr-sys 1.6.1
[INFO] finished tweaking crates.io crate gmp-mpfr-sys 1.6.1
[INFO] tweaked toml for crates.io crate gmp-mpfr-sys 1.6.1 written to /workspace/builds/worker-5-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8883b41ade70c38e08db619275145d6fdf1cfae0220d31c191552507a72d6e52
[INFO] running `Command { std: "docker" "start" "-a" "8883b41ade70c38e08db619275145d6fdf1cfae0220d31c191552507a72d6e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8883b41ade70c38e08db619275145d6fdf1cfae0220d31c191552507a72d6e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8883b41ade70c38e08db619275145d6fdf1cfae0220d31c191552507a72d6e52", kill_on_drop: false }`
[INFO] [stdout] 8883b41ade70c38e08db619275145d6fdf1cfae0220d31c191552507a72d6e52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b79420e20ae75b2877233b03eac870f681f8108ef122e89fa5319a40bd8ced6a
[INFO] running `Command { std: "docker" "start" "-a" "b79420e20ae75b2877233b03eac870f681f8108ef122e89fa5319a40bd8ced6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "b79420e20ae75b2877233b03eac870f681f8108ef122e89fa5319a40bd8ced6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b79420e20ae75b2877233b03eac870f681f8108ef122e89fa5319a40bd8ced6a", kill_on_drop: false }`
[INFO] [stdout] b79420e20ae75b2877233b03eac870f681f8108ef122e89fa5319a40bd8ced6a
[INFO] checking gmp-mpfr-sys-1.6.1 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate gmp-mpfr-sys 1.6.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate gmp-mpfr-sys 1.6.1 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 gmp-mpfr-sys 1.6.1
[INFO] finished tweaking crates.io crate gmp-mpfr-sys 1.6.1
[INFO] tweaked toml for crates.io crate gmp-mpfr-sys 1.6.1 written to /workspace/builds/worker-5-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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 600bacdec0665ae9653e1ccfc142e3a104f9d09e585da8e261f0c45207e55ba0
[INFO] running `Command { std: "docker" "start" "-a" "600bacdec0665ae9653e1ccfc142e3a104f9d09e585da8e261f0c45207e55ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "600bacdec0665ae9653e1ccfc142e3a104f9d09e585da8e261f0c45207e55ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600bacdec0665ae9653e1ccfc142e3a104f9d09e585da8e261f0c45207e55ba0", kill_on_drop: false }`
[INFO] [stdout] 600bacdec0665ae9653e1ccfc142e3a104f9d09e585da8e261f0c45207e55ba0
[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 -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] cb95db7a632e824752375671b6a9d2fe44ad9ac1ca0396b5aabc3d4d40a69d88
[INFO] running `Command { std: "docker" "start" "-a" "cb95db7a632e824752375671b6a9d2fe44ad9ac1ca0396b5aabc3d4d40a69d88", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:308:15
[INFO] [stdout]     |
[INFO] [stdout] 308 | #[cfg(any(not(nails), long_long_limb))]
[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(nails)");` 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: `long_long_limb`
[INFO] [stdout]    --> src/gmp.rs:308:23
[INFO] [stdout]     |
[INFO] [stdout] 308 | #[cfg(any(not(nails), long_long_limb))]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(long_long_limb)");` 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: `nails`
[INFO] [stdout]    --> src/gmp.rs:321:11
[INFO] [stdout]     |
[INFO] [stdout] 321 | #[cfg(all(nails, not(long_long_limb)))]
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(nails)");` 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: `long_long_limb`
[INFO] [stdout]    --> src/gmp.rs:321:22
[INFO] [stdout]     |
[INFO] [stdout] 321 | #[cfg(all(nails, not(long_long_limb)))]
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(long_long_limb)");` 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: `nails`
[INFO] [stdout]    --> src/gmp.rs:810:19
[INFO] [stdout]     |
[INFO] [stdout] 810 |           #[cfg(not(nails))]
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 832 | / mpz_fits! {
[INFO] [stdout] 833 | |     /// See: [`mpz_fits_ulong_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fulong_005fp)
[INFO] [stdout] 834 | |     fn mpz_fits_ulong_p(c_ulong::MAX);
[INFO] [stdout] 835 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:819:15
[INFO] [stdout]     |
[INFO] [stdout] 819 |           #[cfg(nails)]
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 832 | / mpz_fits! {
[INFO] [stdout] 833 | |     /// See: [`mpz_fits_ulong_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fulong_005fp)
[INFO] [stdout] 834 | |     fn mpz_fits_ulong_p(c_ulong::MAX);
[INFO] [stdout] 835 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:810:19
[INFO] [stdout]     |
[INFO] [stdout] 810 |           #[cfg(not(nails))]
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 841 | / mpz_fits! {
[INFO] [stdout] 842 | |     /// See: [`mpz_fits_uint_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fuint_005fp)
[INFO] [stdout] 843 | |     fn mpz_fits_uint_p(c_uint::MAX);
[INFO] [stdout] 844 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:819:15
[INFO] [stdout]     |
[INFO] [stdout] 819 |           #[cfg(nails)]
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 841 | / mpz_fits! {
[INFO] [stdout] 842 | |     /// See: [`mpz_fits_uint_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fuint_005fp)
[INFO] [stdout] 843 | |     fn mpz_fits_uint_p(c_uint::MAX);
[INFO] [stdout] 844 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:810:19
[INFO] [stdout]     |
[INFO] [stdout] 810 |           #[cfg(not(nails))]
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 850 | / mpz_fits! {
[INFO] [stdout] 851 | |     /// See: [`mpz_fits_ushort_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fushort_005fp)
[INFO] [stdout] 852 | |     fn mpz_fits_ushort_p(c_ushort::MAX);
[INFO] [stdout] 853 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:819:15
[INFO] [stdout]     |
[INFO] [stdout] 819 |           #[cfg(nails)]
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 850 | / mpz_fits! {
[INFO] [stdout] 851 | |     /// See: [`mpz_fits_ushort_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fushort_005fp)
[INFO] [stdout] 852 | |     fn mpz_fits_ushort_p(c_ushort::MAX);
[INFO] [stdout] 853 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:308:15
[INFO] [stdout]     |
[INFO] [stdout] 308 | #[cfg(any(not(nails), long_long_limb))]
[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(nails)");` 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: `long_long_limb`
[INFO] [stdout]    --> src/gmp.rs:308:23
[INFO] [stdout]     |
[INFO] [stdout] 308 | #[cfg(any(not(nails), long_long_limb))]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(long_long_limb)");` 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: `nails`
[INFO] [stdout]    --> src/gmp.rs:321:11
[INFO] [stdout]     |
[INFO] [stdout] 321 | #[cfg(all(nails, not(long_long_limb)))]
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(nails)");` 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: `long_long_limb`
[INFO] [stdout]    --> src/gmp.rs:321:22
[INFO] [stdout]     |
[INFO] [stdout] 321 | #[cfg(all(nails, not(long_long_limb)))]
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(long_long_limb)");` 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: `nails`
[INFO] [stdout]    --> src/gmp.rs:810:19
[INFO] [stdout]     |
[INFO] [stdout] 810 |           #[cfg(not(nails))]
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 832 | / mpz_fits! {
[INFO] [stdout] 833 | |     /// See: [`mpz_fits_ulong_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fulong_005fp)
[INFO] [stdout] 834 | |     fn mpz_fits_ulong_p(c_ulong::MAX);
[INFO] [stdout] 835 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:819:15
[INFO] [stdout]     |
[INFO] [stdout] 819 |           #[cfg(nails)]
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 832 | / mpz_fits! {
[INFO] [stdout] 833 | |     /// See: [`mpz_fits_ulong_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fulong_005fp)
[INFO] [stdout] 834 | |     fn mpz_fits_ulong_p(c_ulong::MAX);
[INFO] [stdout] 835 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:810:19
[INFO] [stdout]     |
[INFO] [stdout] 810 |           #[cfg(not(nails))]
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 841 | / mpz_fits! {
[INFO] [stdout] 842 | |     /// See: [`mpz_fits_uint_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fuint_005fp)
[INFO] [stdout] 843 | |     fn mpz_fits_uint_p(c_uint::MAX);
[INFO] [stdout] 844 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:819:15
[INFO] [stdout]     |
[INFO] [stdout] 819 |           #[cfg(nails)]
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 841 | / mpz_fits! {
[INFO] [stdout] 842 | |     /// See: [`mpz_fits_uint_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fuint_005fp)
[INFO] [stdout] 843 | |     fn mpz_fits_uint_p(c_uint::MAX);
[INFO] [stdout] 844 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:810:19
[INFO] [stdout]     |
[INFO] [stdout] 810 |           #[cfg(not(nails))]
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 850 | / mpz_fits! {
[INFO] [stdout] 851 | |     /// See: [`mpz_fits_ushort_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fushort_005fp)
[INFO] [stdout] 852 | |     fn mpz_fits_ushort_p(c_ushort::MAX);
[INFO] [stdout] 853 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `nails`
[INFO] [stdout]    --> src/gmp.rs:819:15
[INFO] [stdout]     |
[INFO] [stdout] 819 |           #[cfg(nails)]
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 850 | / mpz_fits! {
[INFO] [stdout] 851 | |     /// See: [`mpz_fits_ushort_p`](../C/GMP/constant.Integer_Functions.html#index-mpz_005ffits_005fushort_005fp)
[INFO] [stdout] 852 | |     fn mpz_fits_ushort_p(c_ushort::MAX);
[INFO] [stdout] 853 | | }
[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(nails)");` 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: this error originates in the macro `mpz_fits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gmp-mpfr-sys` (lib) due to 11 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `gmp-mpfr-sys` (lib test) due to 11 previous errors
[INFO] running `Command { std: "docker" "inspect" "cb95db7a632e824752375671b6a9d2fe44ad9ac1ca0396b5aabc3d4d40a69d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb95db7a632e824752375671b6a9d2fe44ad9ac1ca0396b5aabc3d4d40a69d88", kill_on_drop: false }`
[INFO] [stdout] cb95db7a632e824752375671b6a9d2fe44ad9ac1ca0396b5aabc3d4d40a69d88
