[INFO] fetching crate dom-ex-machina 0.0.1...
[INFO] testing dom-ex-machina-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate dom-ex-machina 0.0.1 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate dom-ex-machina 0.0.1 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 dom-ex-machina 0.0.1
[INFO] finished tweaking crates.io crate dom-ex-machina 0.0.1
[INFO] tweaked toml for crates.io crate dom-ex-machina 0.0.1 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate crates.io crate dom-ex-machina 0.0.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glib v0.8.2
[INFO] [stderr]   Downloaded color_quant v1.0.1
[INFO] [stderr]   Downloaded png v0.15.1
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.16
[INFO] [stderr]   Downloaded fragile v0.3.0
[INFO] [stderr]   Downloaded gobject-sys v0.9.0
[INFO] [stderr]   Downloaded javascriptcore-rs-sys v0.2.0
[INFO] [stderr]   Downloaded glib-sys v0.9.0
[INFO] [stderr]   Downloaded pango v0.7.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.9.0
[INFO] [stderr]   Downloaded atk v0.7.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.9.0
[INFO] [stderr]   Downloaded atk-sys v0.9.0
[INFO] [stderr]   Downloaded cairo-rs v0.7.1
[INFO] [stderr]   Downloaded soup-sys v0.9.0
[INFO] [stderr]   Downloaded javascriptcore-rs v0.8.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.7.0
[INFO] [stderr]   Downloaded webkit2gtk v0.8.0
[INFO] [stderr]   Downloaded gdk v0.11.0
[INFO] [stderr]   Downloaded gtk-sys v0.9.0
[INFO] [stderr]   Downloaded pango-sys v0.9.0
[INFO] [stderr]   Downloaded gio v0.7.0
[INFO] [stderr]   Downloaded gtk v0.7.0
[INFO] [stderr]   Downloaded gdk-sys v0.9.0
[INFO] [stderr]   Downloaded gio-sys v0.9.0
[INFO] [stderr]   Downloaded webkit2gtk-sys v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 33bc7620acfb6f198ca32d04264b1819edc303b47e25d43c8776cdb2932ba941
[INFO] running `Command { std: "docker" "start" "-a" "33bc7620acfb6f198ca32d04264b1819edc303b47e25d43c8776cdb2932ba941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33bc7620acfb6f198ca32d04264b1819edc303b47e25d43c8776cdb2932ba941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33bc7620acfb6f198ca32d04264b1819edc303b47e25d43c8776cdb2932ba941", kill_on_drop: false }`
[INFO] [stdout] 33bc7620acfb6f198ca32d04264b1819edc303b47e25d43c8776cdb2932ba941
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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] 70d92dca47a4d93e942f52719c698dcd8c566fb66e67f568f4da7998a0589f20
[INFO] running `Command { std: "docker" "start" "-a" "70d92dca47a4d93e942f52719c698dcd8c566fb66e67f568f4da7998a0589f20", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling glib-sys v0.9.0
[INFO] [stderr]    Compiling gobject-sys v0.9.0
[INFO] [stderr]    Compiling gio-sys v0.9.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.0
[INFO] [stderr]    Compiling pango-sys v0.9.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.0
[INFO] [stderr]    Compiling atk-sys v0.9.0
[INFO] [stderr]    Compiling gdk-sys v0.9.0
[INFO] [stderr]    Compiling gtk-sys v0.9.0
[INFO] [stderr]    Compiling soup-sys v0.9.0
[INFO] [stderr]    Compiling webkit2gtk-sys v0.10.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling javascriptcore-rs-sys v0.2.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling png v0.15.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling glib v0.8.2
[INFO] [stderr]    Compiling rayon v1.2.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling javascriptcore-rs v0.8.0
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling image v0.22.3
[INFO] [stderr]    Compiling webkit2gtk v0.8.0
[INFO] [stderr]    Compiling dom-ex-machina v0.0.1 (/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-0.7.0/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=19144f14881352b5 -C extra-filename=-19144f14881352b5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-2f8c7994d7eaed62.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-117d41ac256572da.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-716c8d219e4c1d2d.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-e64330357f600c42.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-0b36812131506cc1.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-aeba9a78b6c2834e.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-8b80b49463c6e7ce.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-1e41253ecbb8e335.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-f7f6c230a9727776.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-03e175eefc7aafe1.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-504827ce8cdeb3ce.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-0a806359f6592901.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-3fc2df34756d59d9.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-3af5a5831991aa46.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-682a28d7d243d015.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-424c338a40e9a266.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-eb4481854eb41aab.rmeta --cap-lints allow --cap-lints=warn` (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" "70d92dca47a4d93e942f52719c698dcd8c566fb66e67f568f4da7998a0589f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d92dca47a4d93e942f52719c698dcd8c566fb66e67f568f4da7998a0589f20", kill_on_drop: false }`
[INFO] [stdout] 70d92dca47a4d93e942f52719c698dcd8c566fb66e67f568f4da7998a0589f20