[INFO] fetching crate pin-init 0.2.0...
[INFO] checking pin-init-0.2.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate pin-init 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate pin-init 0.2.0 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 pin-init 0.2.0
[INFO] finished tweaking crates.io crate pin-init 0.2.0
[INFO] tweaked toml for crates.io crate pin-init 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate pin-init 0.2.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-init-internal v0.2.0
[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] 591e8e100779f1387b0d1d0f316d0ad895666711645f42c2d6a46660be173a9c
[INFO] running `Command { std: "docker" "start" "-a" "591e8e100779f1387b0d1d0f316d0ad895666711645f42c2d6a46660be173a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "591e8e100779f1387b0d1d0f316d0ad895666711645f42c2d6a46660be173a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "591e8e100779f1387b0d1d0f316d0ad895666711645f42c2d6a46660be173a9c", kill_on_drop: false }`
[INFO] [stdout] 591e8e100779f1387b0d1d0f316d0ad895666711645f42c2d6a46660be173a9c
[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] e14893e09d7a985bfe8c27dbaf31c44288a9336dbd95f01a4d7c5401b0d7b802
[INFO] running `Command { std: "docker" "start" "-a" "e14893e09d7a985bfe8c27dbaf31c44288a9336dbd95f01a4d7c5401b0d7b802", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling pin-init-internal v0.2.0
[INFO] [stderr]     Checking pin-init v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/pthread_mutex.rs:92:26
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct MutexGuard<'a, T>(RawMutexGuard<'a>, &'a mut T);
[INFO] [stdout]    |        ----------        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct MutexGuard<'a, T>((), &'a mut T);
[INFO] [stdout]    |                          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "e14893e09d7a985bfe8c27dbaf31c44288a9336dbd95f01a4d7c5401b0d7b802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e14893e09d7a985bfe8c27dbaf31c44288a9336dbd95f01a4d7c5401b0d7b802", kill_on_drop: false }`
[INFO] [stdout] e14893e09d7a985bfe8c27dbaf31c44288a9336dbd95f01a4d7c5401b0d7b802
[INFO] checking pin-init-0.2.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate pin-init 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate pin-init 0.2.0 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 pin-init 0.2.0
[INFO] finished tweaking crates.io crate pin-init 0.2.0
[INFO] tweaked toml for crates.io crate pin-init 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate pin-init 0.2.0 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-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] 36f2d8b7555da5f95b51f2d99e658a677066eafff497ff1e6a9aa25014a8bb2a
[INFO] running `Command { std: "docker" "start" "-a" "36f2d8b7555da5f95b51f2d99e658a677066eafff497ff1e6a9aa25014a8bb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36f2d8b7555da5f95b51f2d99e658a677066eafff497ff1e6a9aa25014a8bb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f2d8b7555da5f95b51f2d99e658a677066eafff497ff1e6a9aa25014a8bb2a", kill_on_drop: false }`
[INFO] [stdout] 36f2d8b7555da5f95b51f2d99e658a677066eafff497ff1e6a9aa25014a8bb2a
[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] 7969353e217a8f3755fbe86bf52e3349bb09fa565815e3703355e2d28ae2b402
[INFO] running `Command { std: "docker" "start" "-a" "7969353e217a8f3755fbe86bf52e3349bb09fa565815e3703355e2d28ae2b402", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling pin-init-internal v0.2.0
[INFO] [stderr]     Checking pin-init v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]  --> src/lib.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![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:626:12
[INFO] [stdout]     |
[INFO] [stdout] 626 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc")))]
[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:658:12
[INFO] [stdout]     |
[INFO] [stdout] 658 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc")))]
[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:682:12
[INFO] [stdout]     |
[INFO] [stdout] 682 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc")))]
[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:706:12
[INFO] [stdout]     |
[INFO] [stdout] 706 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc_pin_with")))]
[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:714:12
[INFO] [stdout]     |
[INFO] [stdout] 714 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc_pin_with")))]
[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:726:12
[INFO] [stdout]     |
[INFO] [stdout] 726 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc_pin_with")))]
[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:738:12
[INFO] [stdout]     |
[INFO] [stdout] 738 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc_pin_with")))]
[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:750:12
[INFO] [stdout]     |
[INFO] [stdout] 750 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc_pin_with")))]
[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:762:12
[INFO] [stdout]     |
[INFO] [stdout] 762 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc_pin_with")))]
[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/unique.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc")))]
[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/unique.rs:92:12
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc")))]
[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/unique.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |     #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc_pin_with")))]
[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/unique.rs:99:16
[INFO] [stdout]    |
[INFO] [stdout] 99 |     #[cfg_attr(doc_cfg, doc(cfg(feature = "alloc_pin_with")))]
[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: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pin-init` (lib) due to 15 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7969353e217a8f3755fbe86bf52e3349bb09fa565815e3703355e2d28ae2b402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7969353e217a8f3755fbe86bf52e3349bb09fa565815e3703355e2d28ae2b402", kill_on_drop: false }`
[INFO] [stdout] 7969353e217a8f3755fbe86bf52e3349bb09fa565815e3703355e2d28ae2b402
