[INFO] fetching crate stack 0.4.0...
[INFO] checking stack-0.4.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate stack 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate stack 0.4.0 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 stack 0.4.0
[INFO] finished tweaking crates.io crate stack 0.4.0
[INFO] tweaked toml for crates.io crate stack 0.4.0 written to /workspace/builds/worker-6-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 coalesce v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c101b1ce12677845d32268f5d42f7cb71b7b14d06a3b7452e3677961925189e1
[INFO] running `Command { std: "docker" "start" "-a" "c101b1ce12677845d32268f5d42f7cb71b7b14d06a3b7452e3677961925189e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c101b1ce12677845d32268f5d42f7cb71b7b14d06a3b7452e3677961925189e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c101b1ce12677845d32268f5d42f7cb71b7b14d06a3b7452e3677961925189e1", kill_on_drop: false }`
[INFO] [stdout] c101b1ce12677845d32268f5d42f7cb71b7b14d06a3b7452e3677961925189e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2160cddc796b661ae0a1ebb7c38a71ee947fb62cabaad16c48ebc51cafa53e7e
[INFO] running `Command { std: "docker" "start" "-a" "2160cddc796b661ae0a1ebb7c38a71ee947fb62cabaad16c48ebc51cafa53e7e", kill_on_drop: false }`
[INFO] [stderr]     Checking coalesce v0.1.1
[INFO] [stderr]     Checking stack v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "2160cddc796b661ae0a1ebb7c38a71ee947fb62cabaad16c48ebc51cafa53e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2160cddc796b661ae0a1ebb7c38a71ee947fb62cabaad16c48ebc51cafa53e7e", kill_on_drop: false }`
[INFO] [stdout] 2160cddc796b661ae0a1ebb7c38a71ee947fb62cabaad16c48ebc51cafa53e7e
[INFO] checking stack-0.4.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate stack 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate stack 0.4.0 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 stack 0.4.0
[INFO] finished tweaking crates.io crate stack 0.4.0
[INFO] tweaked toml for crates.io crate stack 0.4.0 written to /workspace/builds/worker-6-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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d0815e0762011ea75aeee17f4174fb0bb96bb5b3d43aa050568fc398c036d921
[INFO] running `Command { std: "docker" "start" "-a" "d0815e0762011ea75aeee17f4174fb0bb96bb5b3d43aa050568fc398c036d921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0815e0762011ea75aeee17f4174fb0bb96bb5b3d43aa050568fc398c036d921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0815e0762011ea75aeee17f4174fb0bb96bb5b3d43aa050568fc398c036d921", kill_on_drop: false }`
[INFO] [stdout] d0815e0762011ea75aeee17f4174fb0bb96bb5b3d43aa050568fc398c036d921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 444f831fd945a5c70d77503bf7dc5bdf42ef93a2807b4f3d5e5ebf95f3a3f2ac
[INFO] running `Command { std: "docker" "start" "-a" "444f831fd945a5c70d77503bf7dc5bdf42ef93a2807b4f3d5e5ebf95f3a3f2ac", kill_on_drop: false }`
[INFO] [stderr]     Checking coalesce v0.1.1
[INFO] [stderr]     Checking stack v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition value: `drain`
[INFO] [stdout]    --> tests/array_vec.rs:132:7
[INFO] [stdout]     |
[INFO] [stdout] 132 | #[cfg(feature = "drain")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `unstable`
[INFO] [stdout]     = help: consider adding `drain` 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: `drain`
[INFO] [stdout]    --> tests/array_vec.rs:151:7
[INFO] [stdout]     |
[INFO] [stdout] 151 | #[cfg(feature = "drain")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `unstable`
[INFO] [stdout]     = help: consider adding `drain` 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] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stack` (test "array_vec") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "444f831fd945a5c70d77503bf7dc5bdf42ef93a2807b4f3d5e5ebf95f3a3f2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "444f831fd945a5c70d77503bf7dc5bdf42ef93a2807b4f3d5e5ebf95f3a3f2ac", kill_on_drop: false }`
[INFO] [stdout] 444f831fd945a5c70d77503bf7dc5bdf42ef93a2807b4f3d5e5ebf95f3a3f2ac
