[INFO] fetching crate webkit2gtk-webextension 0.10.0...
[INFO] testing webkit2gtk-webextension-0.10.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate webkit2gtk-webextension 0.10.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate webkit2gtk-webextension 0.10.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webkit2gtk-webextension 0.10.0
[INFO] finished tweaking crates.io crate webkit2gtk-webextension 0.10.0
[INFO] tweaked toml for crates.io crate webkit2gtk-webextension 0.10.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gdk-pixbuf v0.9.0
[INFO] [stderr]   Downloaded gdk v0.13.2
[INFO] [stderr]   Downloaded glib v0.10.3
[INFO] [stderr]   Downloaded gio v0.9.1
[INFO] [stderr]   Downloaded atk v0.9.0
[INFO] [stderr]   Downloaded gtk v0.9.2
[INFO] [stderr]   Downloaded webkit2gtk-webextension-sys v0.9.0
[INFO] [stderr]   Downloaded pango v0.9.1
[INFO] [stderr]   Downloaded glib-macros v0.10.1
[INFO] [stderr]   Downloaded cairo-rs v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d24fc36b2105327973e3244291650926b6b1e02fce5079d33241bddb1baee5c
[INFO] running `Command { std: "docker" "start" "-a" "4d24fc36b2105327973e3244291650926b6b1e02fce5079d33241bddb1baee5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d24fc36b2105327973e3244291650926b6b1e02fce5079d33241bddb1baee5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d24fc36b2105327973e3244291650926b6b1e02fce5079d33241bddb1baee5c", kill_on_drop: false }`
[INFO] [stdout] 4d24fc36b2105327973e3244291650926b6b1e02fce5079d33241bddb1baee5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ea806244ada179d5632c3425fa748c5f7850ce8d3ed6160b392d62787dd7476
[INFO] running `Command { std: "docker" "start" "-a" "9ea806244ada179d5632c3425fa748c5f7850ce8d3ed6160b392d62787dd7476", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]    Compiling webkit2gtk-webextension-sys v0.9.0
[INFO] [stderr]    Compiling javascriptcore-rs-sys v0.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling soup-sys v0.10.0
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling glib v0.10.3
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling webkit2gtk-webextension v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `gtk`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gtk /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gtk-0.9.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=4200ea687ff23b20 -C extra-filename=-4200ea687ff23b20 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-5680a065c047a2fe.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-610a73087f46ba3b.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-089b37a93677c578.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-273859b49431e4f6.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-fd29ae5911b2e351.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-6bcde6876698b2f3.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-4a14ab5b443909bc.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-7a8628e6dc869183.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-4b214495a42ac41d.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-3e68ef4577cd6b0b.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-119526942ee01299.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-435f22ea1ed54c74.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-c08181bc0f30daff.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-b2c27d9ccaae56b4.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-0ec3a1d3f48b901b.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-00ebd81f75d94599.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-da688bf382e45af2.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-e3a1c42d43039e6c.rmeta --cap-lints allow --cap-lints=warn --cfg 'gdk_backend="x11"' --cfg 'gdk_backend="broadway"' --cfg 'gdk_backend="wayland"'` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9ea806244ada179d5632c3425fa748c5f7850ce8d3ed6160b392d62787dd7476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ea806244ada179d5632c3425fa748c5f7850ce8d3ed6160b392d62787dd7476", kill_on_drop: false }`
[INFO] [stdout] 9ea806244ada179d5632c3425fa748c5f7850ce8d3ed6160b392d62787dd7476