[INFO] fetching crate mml-lib 1.0.1...
[INFO] checking mml-lib-1.0.1 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate mml-lib 1.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate mml-lib 1.0.1 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 mml-lib 1.0.1
[INFO] finished tweaking crates.io crate mml-lib 1.0.1
[INFO] tweaked toml for crates.io crate mml-lib 1.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate mml-lib 1.0.1 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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] 4743ae099d5adabc902681bdcb36fa41bdecd6db7c39cb1111f07b27a46a3cce
[INFO] running `Command { std: "docker" "start" "-a" "4743ae099d5adabc902681bdcb36fa41bdecd6db7c39cb1111f07b27a46a3cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4743ae099d5adabc902681bdcb36fa41bdecd6db7c39cb1111f07b27a46a3cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4743ae099d5adabc902681bdcb36fa41bdecd6db7c39cb1111f07b27a46a3cce", kill_on_drop: false }`
[INFO] [stdout] 4743ae099d5adabc902681bdcb36fa41bdecd6db7c39cb1111f07b27a46a3cce
[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] 6d2fbdca05d6d4b71ced50aed278ca9fc473436c7a02c3787af8f06e20d140b9
[INFO] running `Command { std: "docker" "start" "-a" "6d2fbdca05d6d4b71ced50aed278ca9fc473436c7a02c3787af8f06e20d140b9", kill_on_drop: false }`
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[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking shellexpand-utils v0.1.0
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]    Compiling gix-index v0.15.1
[INFO] [stderr]    Compiling gix-pack v0.33.2
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling gix-refspec v0.9.0
[INFO] [stderr]     Checking concat-with v0.2.8
[INFO] [stderr]    Compiling gix-config v0.20.1
[INFO] [stderr]    Compiling gix-discover v0.16.2
[INFO] [stderr]    Compiling gix-worktree v0.15.2
[INFO] [stderr]    Compiling gix-odb v0.43.1
[INFO] [stderr]    Compiling gix v0.43.1
[INFO] [stderr]    Compiling chumsky v1.0.0-alpha.5
[INFO] [stderr]     Checking mml-lib v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.72s
[INFO] running `Command { std: "docker" "inspect" "6d2fbdca05d6d4b71ced50aed278ca9fc473436c7a02c3787af8f06e20d140b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2fbdca05d6d4b71ced50aed278ca9fc473436c7a02c3787af8f06e20d140b9", kill_on_drop: false }`
[INFO] [stdout] 6d2fbdca05d6d4b71ced50aed278ca9fc473436c7a02c3787af8f06e20d140b9
[INFO] checking mml-lib-1.0.1 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate mml-lib 1.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate mml-lib 1.0.1 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 mml-lib 1.0.1
[INFO] finished tweaking crates.io crate mml-lib 1.0.1
[INFO] tweaked toml for crates.io crate mml-lib 1.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate mml-lib 1.0.1 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" "+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] 5ef5b4e0640d7f902a2103719032bdd266dda457481452ae1ef695f0169701f9
[INFO] running `Command { std: "docker" "start" "-a" "5ef5b4e0640d7f902a2103719032bdd266dda457481452ae1ef695f0169701f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ef5b4e0640d7f902a2103719032bdd266dda457481452ae1ef695f0169701f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ef5b4e0640d7f902a2103719032bdd266dda457481452ae1ef695f0169701f9", kill_on_drop: false }`
[INFO] [stdout] 5ef5b4e0640d7f902a2103719032bdd266dda457481452ae1ef695f0169701f9
[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] c1bd7c889e6cdcb4673336a5387b2c760ce6f9f4cce0d2fd899c77779beea8f4
[INFO] running `Command { std: "docker" "start" "-a" "c1bd7c889e6cdcb4673336a5387b2c760ce6f9f4cce0d2fd899c77779beea8f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex-automata v0.3.9
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling bstr v1.6.2
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling deranged v0.3.8
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[INFO] [stderr]    Compiling itoa v1.0.9
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[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling prodash v23.1.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling rustix v0.38.17
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling nom v7.1.3
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[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling hashbrown v0.13.2
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[INFO] [stderr]    Compiling gix-utils v0.1.5
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling time v0.3.29
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
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[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling gix-glob v0.5.5
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[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling unicode-bom v1.1.4
[INFO] [stderr]    Compiling imara-diff v0.1.5
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling filetime v0.2.22
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling gix-command v0.2.9
[INFO] [stderr]    Compiling clru v0.6.1
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]    Compiling io-close v0.3.7
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling arc-swap v1.6.0
[INFO] [stderr]    Compiling vergen v8.1.1
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
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[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]     Checking hashbrown v0.14.1
[INFO] [stderr]     Checking os_str_bytes v6.5.1
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[INFO] [stderr]     Checking gethostname v0.4.3
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bytecount v0.6.4
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]     Checking mail-builder v0.3.1
[INFO] [stderr]    Compiling async-recursion v1.0.5
[INFO] [stderr]    Compiling tokio-macros v2.1.0
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[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking nanohtml2text v0.1.4
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking mail-parser v0.9.1
[INFO] [stderr]    Compiling gix-hash v0.10.4
[INFO] [stderr]    Compiling gix-date v0.4.3
[INFO] [stderr]    Compiling gix-validate v0.7.7
[INFO] [stderr]    Compiling gix-features v0.28.1
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[INFO] [stderr]    Compiling gix-path v0.7.3
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[INFO] [stderr]    Compiling gix-config-value v0.10.2
[INFO] [stderr]    Compiling gix-quote v0.4.7
[INFO] [stderr]    Compiling gix-features v0.29.0
[INFO] [stderr]    Compiling gix-chunk v0.4.4
[INFO] [stderr]    Compiling gix-fs v0.1.1
[INFO] [stderr]    Compiling gix-bitmap v0.2.7
[INFO] [stderr]    Compiling gix-prompt v0.3.3
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[INFO] [stderr]    Compiling gix-tempfile v5.0.3
[INFO] [stderr]    Compiling gix-url v0.16.0
[INFO] [stderr]    Compiling gix-mailmap v0.11.0
[INFO] [stderr]     Checking tree_magic_mini v3.0.3
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]    Compiling gix-lock v5.0.1
[INFO] [stderr]    Compiling gix-traverse v0.24.0
[INFO] [stderr]    Compiling gix-diff v0.28.1
[INFO] [stderr]    Compiling gix-revision v0.12.2
[INFO] [stderr]    Compiling gix-credentials v0.12.0
[INFO] [stderr]    Compiling gix-ref v0.27.2
[INFO] [stderr]    Compiling gix-pack v0.33.2
[INFO] [stderr]    Compiling gix-index v0.15.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking shellexpand v3.1.0
[INFO] [stderr]     Checking shellexpand-utils v0.1.0
[INFO] [stderr]    Compiling gix-refspec v0.9.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking concat-with v0.2.8
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling gix-worktree v0.15.2
[INFO] [stderr]    Compiling gix-config v0.20.1
[INFO] [stderr]    Compiling gix-discover v0.16.2
[INFO] [stderr]    Compiling gix-odb v0.43.1
[INFO] [stderr]    Compiling gix v0.43.1
[INFO] [stderr]    Compiling chumsky v1.0.0-alpha.5
[INFO] [stderr]     Checking mml-lib v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `docsrs`
[INFO] [stdout]   --> src/lib.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![cfg_attr(docsrs, feature(doc_auto_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(docsrs)");` 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: `docsrs`
[INFO] [stdout]   --> src/lib.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![cfg_attr(docsrs, feature(doc_auto_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(docsrs)");` 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: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mml-lib` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mml-lib` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c1bd7c889e6cdcb4673336a5387b2c760ce6f9f4cce0d2fd899c77779beea8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1bd7c889e6cdcb4673336a5387b2c760ce6f9f4cce0d2fd899c77779beea8f4", kill_on_drop: false }`
[INFO] [stdout] c1bd7c889e6cdcb4673336a5387b2c760ce6f9f4cce0d2fd899c77779beea8f4
