[INFO] fetching crate millennium-webview 1.0.0-beta.2...
[INFO] testing millennium-webview-1.0.0-beta.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate millennium-webview 1.0.0-beta.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate millennium-webview 1.0.0-beta.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate millennium-webview 1.0.0-beta.2
[INFO] finished tweaking crates.io crate millennium-webview 1.0.0-beta.2
[INFO] tweaked toml for crates.io crate millennium-webview 1.0.0-beta.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ede037266bd05fa6fc4b17292b9856546d7b372b3b6d6c8c9c28180ec098f62a
[INFO] running `Command { std: "docker" "start" "-a" "ede037266bd05fa6fc4b17292b9856546d7b372b3b6d6c8c9c28180ec098f62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ede037266bd05fa6fc4b17292b9856546d7b372b3b6d6c8c9c28180ec098f62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede037266bd05fa6fc4b17292b9856546d7b372b3b6d6c8c9c28180ec098f62a", kill_on_drop: false }`
[INFO] [stdout] ede037266bd05fa6fc4b17292b9856546d7b372b3b6d6c8c9c28180ec098f62a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07291287dec39931b97c44bc4b5c5b2655fb2f2956aac996d1c658265295d4b6
[INFO] running `Command { std: "docker" "start" "-a" "07291287dec39931b97c44bc4b5c5b2655fb2f2956aac996d1c658265295d4b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling version-compare v0.0.11
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling gio v0.15.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling millennium-core v1.0.0-beta.2
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling gtk v0.15.4
[INFO] [stderr]    Compiling x11 v2.19.1
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling cfg-expr v0.10.2
[INFO] [stderr]    Compiling cfg-expr v0.8.1
[INFO] [stderr]    Compiling cfg-expr v0.9.1
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling field-offset v0.3.4
[INFO] [stderr]    Compiling system-deps v5.0.0
[INFO] [stderr]    Compiling system-deps v6.0.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling glib-sys v0.15.10
[INFO] [stderr]    Compiling gobject-sys v0.15.10
[INFO] [stderr]    Compiling gdk-sys v0.15.1
[INFO] [stderr]    Compiling gio-sys v0.15.10
[INFO] [stderr]    Compiling atk-sys v0.15.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.15.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.15.10
[INFO] [stderr]    Compiling pango-sys v0.15.10
[INFO] [stderr]    Compiling gtk-sys v0.15.3
[INFO] [stderr]    Compiling gdkx11-sys v0.15.1
[INFO] [stderr]    Compiling soup2-sys v0.1.0
[INFO] [stderr]    Compiling javascriptcore-rs-sys v0.4.0
[INFO] [stderr]    Compiling webkit2gtk-sys v0.17.0
[INFO] [stderr] error: could not compile `x11`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name x11 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/x11-2.19.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=e68e5365ad6fc606 -C extra-filename=-e68e5365ad6fc606 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-44afddf82674132d.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "07291287dec39931b97c44bc4b5c5b2655fb2f2956aac996d1c658265295d4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07291287dec39931b97c44bc4b5c5b2655fb2f2956aac996d1c658265295d4b6", kill_on_drop: false }`
[INFO] [stdout] 07291287dec39931b97c44bc4b5c5b2655fb2f2956aac996d1c658265295d4b6