[INFO] fetching crate pebble-skip 0.0.1...
[INFO] testing pebble-skip-0.0.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate pebble-skip 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate pebble-skip 0.0.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pebble-skip 0.0.1
[INFO] finished tweaking crates.io crate pebble-skip 0.0.1
[INFO] tweaked toml for crates.io crate pebble-skip 0.0.1 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" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debugless-unwrap v0.0.4
[INFO] [stderr]   Downloaded unsafe_unwrap v0.1.0
[INFO] [stderr]   Downloaded pebble-sys v0.0.1
[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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03b1749c2ef5b04f280c9708cbe60111aae872d42860c8887223af2e6617eb81
[INFO] running `Command { std: "docker" "start" "-a" "03b1749c2ef5b04f280c9708cbe60111aae872d42860c8887223af2e6617eb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03b1749c2ef5b04f280c9708cbe60111aae872d42860c8887223af2e6617eb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03b1749c2ef5b04f280c9708cbe60111aae872d42860c8887223af2e6617eb81", kill_on_drop: false }`
[INFO] [stdout] 03b1749c2ef5b04f280c9708cbe60111aae872d42860c8887223af2e6617eb81
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38cf1d0cad5a0262d7064a554b90a4b816b73b0863142cafdead22f75a2bd51e
[INFO] running `Command { std: "docker" "start" "-a" "38cf1d0cad5a0262d7064a554b90a4b816b73b0863142cafdead22f75a2bd51e", kill_on_drop: false }`
[INFO] [stderr]    Compiling debugless-unwrap v0.0.4
[INFO] [stderr]    Compiling unsafe_unwrap v0.1.0
[INFO] [stderr]    Compiling pebble-sys v0.0.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pebble-sys-0.0.1/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(extern_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pebble-sys` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "38cf1d0cad5a0262d7064a554b90a4b816b73b0863142cafdead22f75a2bd51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38cf1d0cad5a0262d7064a554b90a4b816b73b0863142cafdead22f75a2bd51e", kill_on_drop: false }`
[INFO] [stdout] 38cf1d0cad5a0262d7064a554b90a4b816b73b0863142cafdead22f75a2bd51e
[INFO] testing pebble-skip-0.0.1 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate pebble-skip 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate pebble-skip 0.0.1 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pebble-skip 0.0.1
[INFO] finished tweaking crates.io crate pebble-skip 0.0.1
[INFO] tweaked toml for crates.io crate pebble-skip 0.0.1 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" "+beta-2024-02-10" "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" "+beta-2024-02-10" "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" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75613beaecfe4f935a4f779eba70fcff27cbae547283100b32be47bba1dc81cb
[INFO] running `Command { std: "docker" "start" "-a" "75613beaecfe4f935a4f779eba70fcff27cbae547283100b32be47bba1dc81cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75613beaecfe4f935a4f779eba70fcff27cbae547283100b32be47bba1dc81cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75613beaecfe4f935a4f779eba70fcff27cbae547283100b32be47bba1dc81cb", kill_on_drop: false }`
[INFO] [stdout] 75613beaecfe4f935a4f779eba70fcff27cbae547283100b32be47bba1dc81cb
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e32f9eaedb3cbda141e3cfc1b96f40b99f46cf03086f2b6835b0d05d4e562561
[INFO] running `Command { std: "docker" "start" "-a" "e32f9eaedb3cbda141e3cfc1b96f40b99f46cf03086f2b6835b0d05d4e562561", kill_on_drop: false }`
[INFO] [stderr]    Compiling debugless-unwrap v0.0.4
[INFO] [stderr]    Compiling pebble-sys v0.0.1
[INFO] [stderr]    Compiling unsafe_unwrap v0.1.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pebble-sys-0.0.1/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(extern_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pebble-sys` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e32f9eaedb3cbda141e3cfc1b96f40b99f46cf03086f2b6835b0d05d4e562561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e32f9eaedb3cbda141e3cfc1b96f40b99f46cf03086f2b6835b0d05d4e562561", kill_on_drop: false }`
[INFO] [stdout] e32f9eaedb3cbda141e3cfc1b96f40b99f46cf03086f2b6835b0d05d4e562561
