[INFO] fetching crate futures-delay-queue 0.5.2...
[INFO] checking futures-delay-queue-0.5.2 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate futures-delay-queue 0.5.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate futures-delay-queue 0.5.2 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 futures-delay-queue 0.5.2
[INFO] finished tweaking crates.io crate futures-delay-queue 0.5.2
[INFO] tweaked toml for crates.io crate futures-delay-queue 0.5.2 written to /workspace/builds/worker-3-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 352a512fe3e0eae6e7f99eef8a1551b2cb92bf996e9f1ed168de8094ff461ea1
[INFO] running `Command { std: "docker" "start" "-a" "352a512fe3e0eae6e7f99eef8a1551b2cb92bf996e9f1ed168de8094ff461ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "352a512fe3e0eae6e7f99eef8a1551b2cb92bf996e9f1ed168de8094ff461ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "352a512fe3e0eae6e7f99eef8a1551b2cb92bf996e9f1ed168de8094ff461ea1", kill_on_drop: false }`
[INFO] [stdout] 352a512fe3e0eae6e7f99eef8a1551b2cb92bf996e9f1ed168de8094ff461ea1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b016668c2c3bd1fd9c83641db59cfaee7bcc917ab5c81f65998559908ba7ede9
[INFO] running `Command { std: "docker" "start" "-a" "b016668c2c3bd1fd9c83641db59cfaee7bcc917ab5c81f65998559908ba7ede9", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking value-bag v1.7.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking futures-lite v2.2.0
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-intrusive v0.4.2
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking async-channel v2.1.1
[INFO] [stderr]     Checking async-executor v1.8.0
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking polling v3.4.0
[INFO] [stderr]     Checking async-io v2.3.1
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking futures-delay-queue v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "b016668c2c3bd1fd9c83641db59cfaee7bcc917ab5c81f65998559908ba7ede9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b016668c2c3bd1fd9c83641db59cfaee7bcc917ab5c81f65998559908ba7ede9", kill_on_drop: false }`
[INFO] [stdout] b016668c2c3bd1fd9c83641db59cfaee7bcc917ab5c81f65998559908ba7ede9
[INFO] checking futures-delay-queue-0.5.2 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate futures-delay-queue 0.5.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate futures-delay-queue 0.5.2 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 futures-delay-queue 0.5.2
[INFO] finished tweaking crates.io crate futures-delay-queue 0.5.2
[INFO] tweaked toml for crates.io crate futures-delay-queue 0.5.2 written to /workspace/builds/worker-3-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] bc31e963e7b30caf84f9e7ae7b4b8d03f05690294e4db4962f882983b240dd0e
[INFO] running `Command { std: "docker" "start" "-a" "bc31e963e7b30caf84f9e7ae7b4b8d03f05690294e4db4962f882983b240dd0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc31e963e7b30caf84f9e7ae7b4b8d03f05690294e4db4962f882983b240dd0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc31e963e7b30caf84f9e7ae7b4b8d03f05690294e4db4962f882983b240dd0e", kill_on_drop: false }`
[INFO] [stdout] bc31e963e7b30caf84f9e7ae7b4b8d03f05690294e4db4962f882983b240dd0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f0081ecc77b03fa89337a0eff94e1c5185aa3405ba7ff6913a2c6adacd5181a8
[INFO] running `Command { std: "docker" "start" "-a" "f0081ecc77b03fa89337a0eff94e1c5185aa3405ba7ff6913a2c6adacd5181a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking value-bag v1.7.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking futures-lite v2.2.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking futures-intrusive v0.4.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking async-channel v2.1.1
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking async-executor v1.8.0
[INFO] [stderr]     Checking polling v3.4.0
[INFO] [stderr]     Checking async-io v2.3.1
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking futures-delay-queue v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition value: `docs`
[INFO] [stdout]   --> src/lib.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 | #![cfg_attr(feature = "docs", feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `async-std`, `default`, `tokio`, `use-async-std`, `use-tokio`
[INFO] [stdout]    = help: consider adding `docs` as a feature in `Cargo.toml`
[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 value: `docs`
[INFO] [stdout]   --> src/lib.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 | #![cfg_attr(feature = "docs", feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `async-std`, `default`, `tokio`, `use-async-std`, `use-tokio`
[INFO] [stdout]    = help: consider adding `docs` as a feature in `Cargo.toml`
[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 `futures-delay-queue` (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 `futures-delay-queue` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f0081ecc77b03fa89337a0eff94e1c5185aa3405ba7ff6913a2c6adacd5181a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0081ecc77b03fa89337a0eff94e1c5185aa3405ba7ff6913a2c6adacd5181a8", kill_on_drop: false }`
[INFO] [stdout] f0081ecc77b03fa89337a0eff94e1c5185aa3405ba7ff6913a2c6adacd5181a8
