[INFO] fetching crate tower-async 0.2.0...
[INFO] checking tower-async-0.2.0 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate tower-async 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate tower-async 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 tower-async 0.2.0
[INFO] finished tweaking crates.io crate tower-async 0.2.0
[INFO] tweaked toml for crates.io crate tower-async 0.2.0 written to /workspace/builds/worker-4-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 quickcheck v1.0.3
[INFO] [stderr]   Downloaded tower-async-layer v0.2.0
[INFO] [stderr]   Downloaded tower-async-service v0.2.0
[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] ac89397cfb04d77ae9c96659959a5971f3b6242b2cb94bc63d69dc006486a6bc
[INFO] running `Command { std: "docker" "start" "-a" "ac89397cfb04d77ae9c96659959a5971f3b6242b2cb94bc63d69dc006486a6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac89397cfb04d77ae9c96659959a5971f3b6242b2cb94bc63d69dc006486a6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac89397cfb04d77ae9c96659959a5971f3b6242b2cb94bc63d69dc006486a6bc", kill_on_drop: false }`
[INFO] [stdout] ac89397cfb04d77ae9c96659959a5971f3b6242b2cb94bc63d69dc006486a6bc
[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] e4ce9a111f95aff6425c4671237dbf96ed7116263d439f28bf5eddc9eaf1fd30
[INFO] running `Command { std: "docker" "start" "-a" "e4ce9a111f95aff6425c4671237dbf96ed7116263d439f28bf5eddc9eaf1fd30", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tower-async-layer v0.2.0
[INFO] [stderr]     Checking tower-async-service v0.2.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tower-async v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tokio-test v0.4.3
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.49s
[INFO] running `Command { std: "docker" "inspect" "e4ce9a111f95aff6425c4671237dbf96ed7116263d439f28bf5eddc9eaf1fd30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ce9a111f95aff6425c4671237dbf96ed7116263d439f28bf5eddc9eaf1fd30", kill_on_drop: false }`
[INFO] [stdout] e4ce9a111f95aff6425c4671237dbf96ed7116263d439f28bf5eddc9eaf1fd30
[INFO] checking tower-async-0.2.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate tower-async 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate tower-async 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 tower-async 0.2.0
[INFO] finished tweaking crates.io crate tower-async 0.2.0
[INFO] tweaked toml for crates.io crate tower-async 0.2.0 written to /workspace/builds/worker-4-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-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] f447afb87c05088df3f46f2c1e2259c868bf648be5252e99f2e4cd0dbf25723b
[INFO] running `Command { std: "docker" "start" "-a" "f447afb87c05088df3f46f2c1e2259c868bf648be5252e99f2e4cd0dbf25723b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f447afb87c05088df3f46f2c1e2259c868bf648be5252e99f2e4cd0dbf25723b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f447afb87c05088df3f46f2c1e2259c868bf648be5252e99f2e4cd0dbf25723b", kill_on_drop: false }`
[INFO] [stdout] f447afb87c05088df3f46f2c1e2259c868bf648be5252e99f2e4cd0dbf25723b
[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] 1cad4b76794934928a37a23e3486462aa4895b12b4b3f590d1f8d677931d27df
[INFO] running `Command { std: "docker" "start" "-a" "1cad4b76794934928a37a23e3486462aa4895b12b4b3f590d1f8d677931d27df", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tower-async-service v0.2.0
[INFO] [stderr]     Checking tower-async-layer v0.2.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tower-async v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `docsrs`
[INFO] [stdout]   --> src/lib.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![cfg_attr(docsrs, feature(doc_auto_cfg, 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(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 `tower-async` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1cad4b76794934928a37a23e3486462aa4895b12b4b3f590d1f8d677931d27df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cad4b76794934928a37a23e3486462aa4895b12b4b3f590d1f8d677931d27df", kill_on_drop: false }`
[INFO] [stdout] 1cad4b76794934928a37a23e3486462aa4895b12b4b3f590d1f8d677931d27df
