[INFO] fetching crate nvim-rs 0.6.0...
[INFO] checking nvim-rs-0.6.0 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate nvim-rs 0.6.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate nvim-rs 0.6.0 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 nvim-rs 0.6.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nvim-rs 0.6.0
[INFO] tweaked toml for crates.io crate nvim-rs 0.6.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate nvim-rs 0.6.0 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 bytes v0.4.12
[INFO] [stderr]   Downloaded clap_lex v0.5.1
[INFO] [stderr]   Downloaded rmpv v1.0.1
[INFO] [stderr]   Downloaded parity-tokio-ipc v0.9.0
[INFO] [stderr]   Downloaded anstyle v1.0.3
[INFO] [stderr]   Downloaded tokio-io v0.1.13
[INFO] [stderr]   Downloaded rmpv v0.4.7
[INFO] [stderr]   Downloaded clap v4.4.3
[INFO] [stderr]   Downloaded criterion v0.5.1
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.7
[INFO] [stderr]   Downloaded syn v2.0.35
[INFO] [stderr]   Downloaded rustix v0.38.13
[INFO] [stderr]   Downloaded unix_socket v0.5.0
[INFO] [stderr]   Downloaded socket2 v0.5.4
[INFO] [stderr]   Downloaded clap_builder v4.4.2
[INFO] [stderr]   Downloaded neovim-lib v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fe4e3b7c003ab51a4e25f0a07533e7ba36b226ea51544d6d564d926cf5b73a7e
[INFO] running `Command { std: "docker" "start" "-a" "fe4e3b7c003ab51a4e25f0a07533e7ba36b226ea51544d6d564d926cf5b73a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe4e3b7c003ab51a4e25f0a07533e7ba36b226ea51544d6d564d926cf5b73a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe4e3b7c003ab51a4e25f0a07533e7ba36b226ea51544d6d564d926cf5b73a7e", kill_on_drop: false }`
[INFO] [stdout] fe4e3b7c003ab51a4e25f0a07533e7ba36b226ea51544d6d564d926cf5b73a7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0c68bc4b81e63e9f00e89d1a50107985ac0112ed972881e64a2e97b3ed031da8
[INFO] running `Command { std: "docker" "start" "-a" "0c68bc4b81e63e9f00e89d1a50107985ac0112ed972881e64a2e97b3ed031da8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]    Compiling nvim-rs v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap_builder v4.4.2
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.35
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rayon-core v1.11.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking rmpv v1.0.1
[INFO] [stderr]     Checking clap v4.4.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.60s
[INFO] running `Command { std: "docker" "inspect" "0c68bc4b81e63e9f00e89d1a50107985ac0112ed972881e64a2e97b3ed031da8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c68bc4b81e63e9f00e89d1a50107985ac0112ed972881e64a2e97b3ed031da8", kill_on_drop: false }`
[INFO] [stdout] 0c68bc4b81e63e9f00e89d1a50107985ac0112ed972881e64a2e97b3ed031da8
[INFO] checking nvim-rs-0.6.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate nvim-rs 0.6.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate nvim-rs 0.6.0 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 nvim-rs 0.6.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nvim-rs 0.6.0
[INFO] tweaked toml for crates.io crate nvim-rs 0.6.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate nvim-rs 0.6.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8d2468af51a13d3be0426b184b8292ebadf8a8fb8075880d8ceee92f412a5e1b
[INFO] running `Command { std: "docker" "start" "-a" "8d2468af51a13d3be0426b184b8292ebadf8a8fb8075880d8ceee92f412a5e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d2468af51a13d3be0426b184b8292ebadf8a8fb8075880d8ceee92f412a5e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2468af51a13d3be0426b184b8292ebadf8a8fb8075880d8ceee92f412a5e1b", kill_on_drop: false }`
[INFO] [stdout] 8d2468af51a13d3be0426b184b8292ebadf8a8fb8075880d8ceee92f412a5e1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5ac12faff33c6ec9f3132e8be3b1614a02c7974d4999090148529d149bee43cf
[INFO] running `Command { std: "docker" "start" "-a" "5ac12faff33c6ec9f3132e8be3b1614a02c7974d4999090148529d149bee43cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking clap_builder v4.4.2
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]    Compiling nvim-rs v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rayon-core v1.11.0
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking clap v4.4.3
[INFO] [stderr]     Checking rmpv v1.0.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stdout] error: unexpected `cfg` condition name: `docsrs`
[INFO] [stdout]   --> src/lib.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 | #![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 `nvim-rs` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5ac12faff33c6ec9f3132e8be3b1614a02c7974d4999090148529d149bee43cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac12faff33c6ec9f3132e8be3b1614a02c7974d4999090148529d149bee43cf", kill_on_drop: false }`
[INFO] [stdout] 5ac12faff33c6ec9f3132e8be3b1614a02c7974d4999090148529d149bee43cf
