[INFO] fetching crate average 0.14.1...
[INFO] checking average-0.14.1 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate average 0.14.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate average 0.14.1 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 average 0.14.1
[INFO] finished tweaking crates.io crate average 0.14.1
[INFO] tweaked toml for crates.io crate average 0.14.1 written to /workspace/builds/worker-1-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 quick-error v1.2.3
[INFO] [stderr]   Downloaded either v1.9.0
[INFO] [stderr]   Downloaded quantiles v0.7.1
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[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3739ba0fb1402bb6d2f99e114d93a0e1d86819919e693ad3f6c55853a763245c
[INFO] running `Command { std: "docker" "start" "-a" "3739ba0fb1402bb6d2f99e114d93a0e1d86819919e693ad3f6c55853a763245c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3739ba0fb1402bb6d2f99e114d93a0e1d86819919e693ad3f6c55853a763245c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3739ba0fb1402bb6d2f99e114d93a0e1d86819919e693ad3f6c55853a763245c", kill_on_drop: false }`
[INFO] [stdout] 3739ba0fb1402bb6d2f99e114d93a0e1d86819919e693ad3f6c55853a763245c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0c8fc7bd00a9cc5d4673476d42b88ae12afc83702a2b1fde3bf4d2d7697bfc0
[INFO] running `Command { std: "docker" "start" "-a" "b0c8fc7bd00a9cc5d4673476d42b88ae12afc83702a2b1fde3bf4d2d7697bfc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking float-ord v0.3.2
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking quantiles v0.7.1
[INFO] [stderr]     Checking easy-cast v0.5.2
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking streaming-stats v0.2.3
[INFO] [stderr]     Checking average v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking tempfile v3.10.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.0.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.37s
[INFO] running `Command { std: "docker" "inspect" "b0c8fc7bd00a9cc5d4673476d42b88ae12afc83702a2b1fde3bf4d2d7697bfc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c8fc7bd00a9cc5d4673476d42b88ae12afc83702a2b1fde3bf4d2d7697bfc0", kill_on_drop: false }`
[INFO] [stdout] b0c8fc7bd00a9cc5d4673476d42b88ae12afc83702a2b1fde3bf4d2d7697bfc0
[INFO] checking average-0.14.1 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate average 0.14.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate average 0.14.1 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 average 0.14.1
[INFO] finished tweaking crates.io crate average 0.14.1
[INFO] tweaked toml for crates.io crate average 0.14.1 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6f5c8946516a85e810138e59b4d1098f082ef4d96f96ea7977c8bbe6a716a613
[INFO] running `Command { std: "docker" "start" "-a" "6f5c8946516a85e810138e59b4d1098f082ef4d96f96ea7977c8bbe6a716a613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f5c8946516a85e810138e59b4d1098f082ef4d96f96ea7977c8bbe6a716a613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f5c8946516a85e810138e59b4d1098f082ef4d96f96ea7977c8bbe6a716a613", kill_on_drop: false }`
[INFO] [stdout] 6f5c8946516a85e810138e59b4d1098f082ef4d96f96ea7977c8bbe6a716a613
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] af01ef364a7d935b4adef8b864384e363bd0d9329e15a3e6cbe9a0c548e46d43
[INFO] running `Command { std: "docker" "start" "-a" "af01ef364a7d935b4adef8b864384e363bd0d9329e15a3e6cbe9a0c548e46d43", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking float-ord v0.3.2
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking quantiles v0.7.1
[INFO] [stderr]     Checking easy-cast v0.5.2
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking streaming-stats v0.2.3
[INFO] [stderr]     Checking average v0.14.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]   --> src/lib.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[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(doc_cfg)");` 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: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 | #[cfg_attr(doc_cfg, doc(cfg(any(feature = "std", feature = "libm"))))]
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` 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: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[cfg_attr(doc_cfg, doc(cfg(any(feature = "std", feature = "libm"))))]
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` 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: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 | #[cfg_attr(doc_cfg, doc(cfg(any(feature = "std", feature = "libm"))))]
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` 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: `doc_cfg`
[INFO] [stdout]  --> src/moments/skewness.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[cfg_attr(doc_cfg, doc(cfg(any(feature = "std", feature = "libm"))))]
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` 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: `doc_cfg`
[INFO] [stdout]    --> src/moments/variance.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     #[cfg_attr(doc_cfg, doc(cfg(any(feature = "std", feature = "libm"))))]
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` 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: `doc_cfg`
[INFO] [stdout]   --> src/quantile.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[cfg_attr(doc_cfg, doc(cfg(any(feature = "std", feature = "libm"))))]
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` 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: `doc_cfg`
[INFO] [stdout]    --> src/weighted_mean.rs:310:16
[INFO] [stdout]     |
[INFO] [stdout] 310 |     #[cfg_attr(doc_cfg, doc(cfg(any(feature = "std", feature = "libm"))))]
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` 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: `doc_cfg`
[INFO] [stdout]    --> src/moments/mod.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |             #[cfg_attr(doc_cfg, doc(cfg(any(feature = "std", feature = "libm"))))]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | define_moments!(Moments4, 4);
[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(doc_cfg)");` 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 `$crate::define_moments_common` which comes from the expansion of the macro `define_moments` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/moments/mod.rs:131:24
[INFO] [stdout]     |
[INFO] [stdout] 131 |             #[cfg_attr(doc_cfg, doc(cfg(any(feature = "std", feature = "libm"))))]
[INFO] [stdout]     |                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | define_moments!(Moments4, 4);
[INFO] [stdout]     | ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` to the top of a `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]     = note: this error originates in the macro `$crate::define_moments_common` which comes from the expansion of the macro `define_moments` (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] [stderr] error: could not compile `average` (lib) due to 11 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "af01ef364a7d935b4adef8b864384e363bd0d9329e15a3e6cbe9a0c548e46d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af01ef364a7d935b4adef8b864384e363bd0d9329e15a3e6cbe9a0c548e46d43", kill_on_drop: false }`
[INFO] [stdout] af01ef364a7d935b4adef8b864384e363bd0d9329e15a3e6cbe9a0c548e46d43
