[INFO] fetching crate libplacebo-sys 0.1.0...
[INFO] testing libplacebo-sys-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate libplacebo-sys 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libplacebo-sys 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libplacebo-sys 0.1.0
[INFO] finished tweaking crates.io crate libplacebo-sys 0.1.0
[INFO] tweaked toml for crates.io crate libplacebo-sys 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 935088500d457ef97c49757fdf4c95d206394b36708e133b76bb7c4f8d4fbe5e
[INFO] running `Command { std: "docker" "start" "-a" "935088500d457ef97c49757fdf4c95d206394b36708e133b76bb7c4f8d4fbe5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "935088500d457ef97c49757fdf4c95d206394b36708e133b76bb7c4f8d4fbe5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "935088500d457ef97c49757fdf4c95d206394b36708e133b76bb7c4f8d4fbe5e", kill_on_drop: false }`
[INFO] [stdout] 935088500d457ef97c49757fdf4c95d206394b36708e133b76bb7c4f8d4fbe5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9704c448f015ae7420e0dbe8b7e7d33396bd7788870fe4c43f0d9f78e20dc8b7
[INFO] running `Command { std: "docker" "start" "-a" "9704c448f015ae7420e0dbe8b7e7d33396bd7788870fe4c43f0d9f78e20dc8b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bindgen v0.49.4
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling libplacebo-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0423]: expected value, found struct variant `bindgen::EnumVariation::Rust`
[INFO] [stdout]     --> build.rs:28:42
[INFO] [stdout]      |
[INFO] [stdout] 28   |     builder = builder.default_enum_style(bindgen::EnumVariation::Rust);
[INFO] [stdout]      |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use struct literal syntax instead: `bindgen::EnumVariation::Rust { /* fields */ }`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bindgen-0.49.4/src/codegen/mod.rs:2173:5
[INFO] [stdout]      |
[INFO] [stdout] 2173 |     Rust {
[INFO] [stdout]      |     ---- `bindgen::EnumVariation::Rust` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libplacebo-sys` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9704c448f015ae7420e0dbe8b7e7d33396bd7788870fe4c43f0d9f78e20dc8b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9704c448f015ae7420e0dbe8b7e7d33396bd7788870fe4c43f0d9f78e20dc8b7", kill_on_drop: false }`
[INFO] [stdout] 9704c448f015ae7420e0dbe8b7e7d33396bd7788870fe4c43f0d9f78e20dc8b7