[INFO] fetching crate tray-item 0.4.0-alpha...
[INFO] testing tray-item-0.4.0-alpha against 1.49.0 for beta-1.50-1
[INFO] extracting crate tray-item 0.4.0-alpha into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tray-item 0.4.0-alpha on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tray-item 0.4.0-alpha
[INFO] finished tweaking crates.io crate tray-item 0.4.0-alpha
[INFO] tweaked toml for crates.io crate tray-item 0.4.0-alpha written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate tray-item 0.4.0-alpha already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 00d5c650e7c3dca5e43a2ec38969eedf188384e9da9be4cda8105f9569347eef
[INFO] running `Command { std: "docker" "start" "-a" "00d5c650e7c3dca5e43a2ec38969eedf188384e9da9be4cda8105f9569347eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00d5c650e7c3dca5e43a2ec38969eedf188384e9da9be4cda8105f9569347eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00d5c650e7c3dca5e43a2ec38969eedf188384e9da9be4cda8105f9569347eef", kill_on_drop: false }`
[INFO] [stdout] 00d5c650e7c3dca5e43a2ec38969eedf188384e9da9be4cda8105f9569347eef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b507434f49a9525a806cc00d85594a5897e299e422fe862fcfea3fd83c6adf11
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b507434f49a9525a806cc00d85594a5897e299e422fe862fcfea3fd83c6adf11", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling cc v1.0.53
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.16
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling libappindicator-sys v0.4.0
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling glib v0.9.3
[INFO] [stderr]    Compiling libappindicator v0.5.1
[INFO] [stderr]    Compiling tray-item v0.4.0-alpha (/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-0.8.1/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=c7131ff2797e0a35 -C extra-filename=-c7131ff2797e0a35 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-120bed6c5bc9bb08.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-8e3f0082b9492606.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-d9d5beefae737cf6.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-9adec2869f9f3fa4.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-644226c324d54abd.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-2dc45b36cf46af39.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-afe2fff45182a558.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-b21181a32feb479c.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-c764d115c01f8316.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-0452c5f749ea40a3.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-6aff3e4acdbd2cc3.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-53b14108baa8967f.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-819b442e935721ed.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-5f544ee7a72d514c.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-adc1fdad066dbd81.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-158217f1b8f5edc4.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b507434f49a9525a806cc00d85594a5897e299e422fe862fcfea3fd83c6adf11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b507434f49a9525a806cc00d85594a5897e299e422fe862fcfea3fd83c6adf11", kill_on_drop: false }`
[INFO] [stdout] b507434f49a9525a806cc00d85594a5897e299e422fe862fcfea3fd83c6adf11