[INFO] fetching crate lopbox 0.1.1...
[INFO] testing lopbox-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lopbox 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lopbox 0.1.1 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 lopbox 0.1.1
[INFO] finished tweaking crates.io crate lopbox 0.1.1
[INFO] tweaked toml for crates.io crate lopbox 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+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 gdk-pixbuf-sys v0.8.0
[INFO] [stderr]   Downloaded atk-sys v0.8.0
[INFO] [stderr]   Downloaded atk v0.6.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.8.0
[INFO] [stderr]   Downloaded cairo-rs v0.6.0
[INFO] [stderr]   Downloaded pango v0.6.0
[INFO] [stderr]   Downloaded gobject-sys v0.8.0
[INFO] [stderr]   Downloaded glib-sys v0.8.0
[INFO] [stderr]   Downloaded pango-sys v0.8.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.6.0
[INFO] [stderr]   Downloaded gdk-sys v0.8.0
[INFO] [stderr]   Downloaded gio-sys v0.8.0
[INFO] [stderr]   Downloaded gdk v0.10.0
[INFO] [stderr]   Downloaded gio v0.6.0
[INFO] [stderr]   Downloaded glib v0.7.1
[INFO] [stderr]   Downloaded gtk-sys v0.8.0
[INFO] [stderr]   Downloaded gtk v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] aecc3c4d0934bef3460dec72125b3433728baca2211ab012cf255e35f537d088
[INFO] running `Command { std: "docker" "start" "-a" "aecc3c4d0934bef3460dec72125b3433728baca2211ab012cf255e35f537d088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aecc3c4d0934bef3460dec72125b3433728baca2211ab012cf255e35f537d088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aecc3c4d0934bef3460dec72125b3433728baca2211ab012cf255e35f537d088", kill_on_drop: false }`
[INFO] [stdout] aecc3c4d0934bef3460dec72125b3433728baca2211ab012cf255e35f537d088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 96c3fe183831d86f2c5a9d6e4404e658363b1c6c9d9eb20ac94e1000742efd4b
[INFO] running `Command { std: "docker" "start" "-a" "96c3fe183831d86f2c5a9d6e4404e658363b1c6c9d9eb20ac94e1000742efd4b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gio v0.6.0
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.6.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling atk v0.6.0
[INFO] [stderr]    Compiling gdk v0.10.0
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling gtk v0.6.0
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling gio-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling atk-sys v0.8.0
[INFO] [stderr]    Compiling gdk-sys v0.8.0
[INFO] [stderr]    Compiling gtk-sys v0.8.0
[INFO] [stderr]    Compiling glib v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[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-0.6.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=48ab96710fa8a6c8 -C extra-filename=-48ab96710fa8a6c8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-3a53a7536349dd18.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-f947290fec4feb2c.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-af26d28e2d074309.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-b9b0c135f28bf823.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-8c392968f93a8b37.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-267f7b6139c110a0.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-2b803743396e3e1e.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-932c0ed2eab59db0.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-4744766644c5d775.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-cb340bffe62314f0.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-9c1d9a21cd7708d4.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-7c4b9dc7fb6d5079.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-3fb0fe3b9abc960d.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-323f02171a04647d.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-7085dace614ae946.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-efe9ec4aa4dae3dd.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-63794022cf4a2dc7.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "96c3fe183831d86f2c5a9d6e4404e658363b1c6c9d9eb20ac94e1000742efd4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c3fe183831d86f2c5a9d6e4404e658363b1c6c9d9eb20ac94e1000742efd4b", kill_on_drop: false }`
[INFO] [stdout] 96c3fe183831d86f2c5a9d6e4404e658363b1c6c9d9eb20ac94e1000742efd4b