[INFO] crate webkit2gtk 0.8.0 is already in cache
[INFO] extracting crate webkit2gtk 0.8.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/webkit2gtk/0.8.0
[INFO] extracting crate webkit2gtk 0.8.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/webkit2gtk/0.8.0
[INFO] validating manifest of webkit2gtk-0.8.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of webkit2gtk-0.8.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing webkit2gtk-0.8.0
[INFO] finished frobbing webkit2gtk-0.8.0
[INFO] frobbed toml for webkit2gtk-0.8.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/webkit2gtk/0.8.0/Cargo.toml
[INFO] started frobbing webkit2gtk-0.8.0
[INFO] finished frobbing webkit2gtk-0.8.0
[INFO] frobbed toml for webkit2gtk-0.8.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/webkit2gtk/0.8.0/Cargo.toml
[INFO] crate webkit2gtk-0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing webkit2gtk-0.8.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/webkit2gtk/0.8.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] cfb37d6afe68d91412f1df1e7d787548141b082f37a75e9157bb88386659a75e
[INFO] running `"docker" "start" "-a" "cfb37d6afe68d91412f1df1e7d787548141b082f37a75e9157bb88386659a75e"`
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling cairo-rs v0.7.0
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling gtk v0.7.0
[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 gdk-pixbuf-sys v0.9.0
[INFO] [stderr]    Compiling pango-sys v0.9.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.0
[INFO] [stderr]    Compiling gdk-sys v0.9.0
[INFO] [stderr]    Compiling atk-sys v0.9.0
[INFO] [stderr]    Compiling soup-sys v0.9.0
[INFO] [stderr]    Compiling gtk-sys v0.9.0
[INFO] [stderr]    Compiling webkit2gtk-sys v0.10.0
[INFO] [stderr]    Compiling javascriptcore-rs-sys v0.2.0
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling glib v0.8.0
[INFO] [stderr]    Compiling javascriptcore-rs v0.8.0
[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/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/gtk-0.7.0/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=1132f15d1f03e52a -C extra-filename=-1132f15d1f03e52a --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern atk=/opt/crater/target/debug/deps/libatk-722230c141a581b6.rlib --extern bitflags=/opt/crater/target/debug/deps/libbitflags-031756039b29afaf.rlib --extern cairo=/opt/crater/target/debug/deps/libcairo-0fa8f535918447f4.rlib --extern cairo_sys=/opt/crater/target/debug/deps/libcairo_sys-f8f23c276bbb5b13.rlib --extern gdk=/opt/crater/target/debug/deps/libgdk-aa254d2c46eed081.rlib --extern gdk_pixbuf=/opt/crater/target/debug/deps/libgdk_pixbuf-54fc3b8581c7e56c.rlib --extern gdk_pixbuf_sys=/opt/crater/target/debug/deps/libgdk_pixbuf_sys-25d9bfb5b421d36d.rlib --extern gdk_sys=/opt/crater/target/debug/deps/libgdk_sys-febfca2ab3ee5024.rlib --extern gio=/opt/crater/target/debug/deps/libgio-7d10dc39bc0d432f.rlib --extern gio_sys=/opt/crater/target/debug/deps/libgio_sys-8917988a0b7448bd.rlib --extern glib=/opt/crater/target/debug/deps/libglib-3d2030d47c989cf5.rlib --extern glib_sys=/opt/crater/target/debug/deps/libglib_sys-d864869025265666.rlib --extern gobject_sys=/opt/crater/target/debug/deps/libgobject_sys-164dab2c2b83aadd.rlib --extern gtk_sys=/opt/crater/target/debug/deps/libgtk_sys-ac2549f1be0f85e0.rlib --extern lazy_static=/opt/crater/target/debug/deps/liblazy_static-024dbe6825df62a4.rlib --extern libc=/opt/crater/target/debug/deps/liblibc-b0f0f948d53a8552.rlib --extern pango=/opt/crater/target/debug/deps/libpango-cd0915c9a3ea29c8.rlib --extern pango_sys=/opt/crater/target/debug/deps/libpango_sys-2fdfe7a1d6e7b058.rlib --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "cfb37d6afe68d91412f1df1e7d787548141b082f37a75e9157bb88386659a75e"`
[INFO] running `"docker" "rm" "-f" "cfb37d6afe68d91412f1df1e7d787548141b082f37a75e9157bb88386659a75e"`
[INFO] [stdout] cfb37d6afe68d91412f1df1e7d787548141b082f37a75e9157bb88386659a75e