[INFO] fetching crate asio-sys 0.2.0...
[INFO] testing asio-sys-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate asio-sys 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate asio-sys 0.2.0 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 asio-sys 0.2.0
[INFO] finished tweaking crates.io crate asio-sys 0.2.0
[INFO] tweaked toml for crates.io crate asio-sys 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate asio-sys 0.2.0 already has a lockfile, it will not be regenerated
[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] 51731b89c38e4dfb48d900c2c13da0b10af86d799a651f0cf4c38b74eb2168a1
[INFO] running `Command { std: "docker" "start" "-a" "51731b89c38e4dfb48d900c2c13da0b10af86d799a651f0cf4c38b74eb2168a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51731b89c38e4dfb48d900c2c13da0b10af86d799a651f0cf4c38b74eb2168a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51731b89c38e4dfb48d900c2c13da0b10af86d799a651f0cf4c38b74eb2168a1", kill_on_drop: false }`
[INFO] [stdout] 51731b89c38e4dfb48d900c2c13da0b10af86d799a651f0cf4c38b74eb2168a1
[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] 19e462c6234d624b70f3a07e948b7739b891e1c0f54dacc1ea27161b0ee7ccf9
[INFO] running `Command { std: "docker" "start" "-a" "19e462c6234d624b70f3a07e948b7739b891e1c0f54dacc1ea27161b0ee7ccf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling asio-sys v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `bindgen`
[INFO] [stdout]  --> build.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate bindgen;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `asio-sys` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "19e462c6234d624b70f3a07e948b7739b891e1c0f54dacc1ea27161b0ee7ccf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19e462c6234d624b70f3a07e948b7739b891e1c0f54dacc1ea27161b0ee7ccf9", kill_on_drop: false }`
[INFO] [stdout] 19e462c6234d624b70f3a07e948b7739b891e1c0f54dacc1ea27161b0ee7ccf9