[INFO] fetching crate woab 0.6.0...
[INFO] testing woab-0.6.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate woab 0.6.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate woab 0.6.0 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 woab 0.6.0
[INFO] finished tweaking crates.io crate woab 0.6.0
[INFO] tweaked toml for crates.io crate woab 0.6.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate woab 0.6.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] a869ff44f216e52e24705634732b630218be39159ec25d013bb962b2b229f0db
[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" "a869ff44f216e52e24705634732b630218be39159ec25d013bb962b2b229f0db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a869ff44f216e52e24705634732b630218be39159ec25d013bb962b2b229f0db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a869ff44f216e52e24705634732b630218be39159ec25d013bb962b2b229f0db", kill_on_drop: false }`
[INFO] [stdout] a869ff44f216e52e24705634732b630218be39159ec25d013bb962b2b229f0db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 8e7d9c665abb3ac5e5e4ad7455ad7b81996ed941a6ae95470098a32cbe52d087
[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" "8e7d9c665abb3ac5e5e4ad7455ad7b81996ed941a6ae95470098a32cbe52d087", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling gio v0.14.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling send_wrapper v0.5.0
[INFO] [stderr]    Compiling cfg-expr v0.7.4
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]    Compiling gtk v0.14.0
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling tokio-util v0.6.5
[INFO] [stderr]    Compiling actix-rt v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling woab-macros v0.6.0
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling glib-macros v0.14.0
[INFO] [stderr]    Compiling gtk3-macros v0.14.0
[INFO] [stderr]    Compiling system-deps v3.1.1
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling actix v0.12.0
[INFO] [stderr]    Compiling glib-sys v0.14.0
[INFO] [stderr]    Compiling gobject-sys v0.14.0
[INFO] [stderr]    Compiling gio-sys v0.14.0
[INFO] [stderr]    Compiling pango-sys v0.14.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.14.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.14.0
[INFO] [stderr]    Compiling gdk-sys v0.14.0
[INFO] [stderr]    Compiling atk-sys v0.14.0
[INFO] [stderr]    Compiling gtk-sys v0.14.0
[INFO] [stderr]    Compiling glib v0.14.0
[INFO] [stderr]    Compiling cairo-rs v0.14.0
[INFO] [stderr]    Compiling pango v0.14.0
[INFO] [stderr]    Compiling atk v0.14.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.14.0
[INFO] [stderr]    Compiling gdk v0.14.0
[INFO] [stderr]    Compiling woab v0.6.0 (/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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gtk-0.14.0/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=06fa44f66e8cf7b6 -C extra-filename=-06fa44f66e8cf7b6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-617b069b43775593.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-117d41ac256572da.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-7bd88611c503c7ca.rmeta --extern field_offset=/opt/rustwide/target/debug/deps/libfield_offset-55d9c3c64f710e9d.rmeta --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-0c09960305be893a.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-256aae3034dafd82.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-7492a5c25c1da89d.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-302ec23aaa46014f.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-a196376d86114daa.rmeta --extern ffi=/opt/rustwide/target/debug/deps/libgtk_sys-41ff4bae99e6c858.rmeta --extern gtk3_macros=/opt/rustwide/target/debug/deps/libgtk3_macros-e63c54fde974cf9f.so --extern libc=/opt/rustwide/target/debug/deps/liblibc-994dbaa7bcb7e7ec.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-49642d75540d46ab.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-4f7b82020658d2e6.rmeta --cap-lints allow --cap-lints=warn --cfg 'gdk_backend="x11"' --cfg 'gdk_backend="broadway"' --cfg 'gdk_backend="wayland"'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8e7d9c665abb3ac5e5e4ad7455ad7b81996ed941a6ae95470098a32cbe52d087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e7d9c665abb3ac5e5e4ad7455ad7b81996ed941a6ae95470098a32cbe52d087", kill_on_drop: false }`
[INFO] [stdout] 8e7d9c665abb3ac5e5e4ad7455ad7b81996ed941a6ae95470098a32cbe52d087