[INFO] fetching crate flowide 0.31.0...
[INFO] testing flowide-0.31.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate flowide 0.31.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate flowide 0.31.0 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 flowide 0.31.0
[INFO] finished tweaking crates.io crate flowide 0.31.0
[INFO] tweaked toml for crates.io crate flowide 0.31.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate flowide 0.31.0 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] 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" "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] [stdout] 03e848245362ad06d6eb251d7edd555af9c9d64a2d3f03755e8a2062af317a41
[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" "03e848245362ad06d6eb251d7edd555af9c9d64a2d3f03755e8a2062af317a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03e848245362ad06d6eb251d7edd555af9c9d64a2d3f03755e8a2062af317a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03e848245362ad06d6eb251d7edd555af9c9d64a2d3f03755e8a2062af317a41", kill_on_drop: false }`
[INFO] [stdout] 03e848245362ad06d6eb251d7edd555af9c9d64a2d3f03755e8a2062af317a41
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8e2b5f9c22c107bfb7d4ddba2a07d0873d50975d77951fe4ca79dd934810c5da
[INFO] running `Command { std: "docker" "start" "-a" "8e2b5f9c22c107bfb7d4ddba2a07d0873d50975d77951fe4ca79dd934810c5da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling simpath v1.4.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling weezl v0.1.3
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling parity-wasm v0.41.0
[INFO] [stderr]    Compiling memory_units v0.3.0
[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 cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling tinyvec v1.0.1
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling gif v0.11.1
[INFO] [stderr]    Compiling simplog v1.2.2
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling tiff v0.5.0
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]    Compiling png v0.16.7
[INFO] [stderr]    Compiling wasmi-validation v0.3.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling socket2 v0.3.16
[INFO] [stderr]    Compiling backtrace v0.3.54
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling wasmi v0.6.2
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]    Compiling flow_impl v0.21.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling image v0.23.10
[INFO] [stderr]    Compiling ctrlc v3.1.7
[INFO] [stderr]    Compiling provider v0.25.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling shrinkwraprs v0.2.3
[INFO] [stderr]    Compiling flow_impl_derive v0.21.0
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling flowrstructs v0.25.0
[INFO] [stderr]    Compiling flowc v0.31.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling glib v0.9.3
[INFO] [stderr]    Compiling flowstdlib v0.31.0
[INFO] [stderr]    Compiling flowr v0.31.0
[INFO] [stderr]    Compiling gtk-rs-state v0.3.0
[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/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=924c500907d592c6 -C extra-filename=-924c500907d592c6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-732c25aa3a6592fa.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-e39a1560be44bef7.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-e241af59f1f5a57c.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-488ac391f77a9649.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-3ad05a2c989aa818.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-a6498e25fb4b2e73.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-4c3bffb1e308407a.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-514724696f121524.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-9de713ce217ae2e7.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-76983257b79f14a2.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-cc8d9c77f118f108.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-2926f40a46cd4e6b.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-ab2744fcee234924.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-bbfb4e08a04a3ed4.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-2a2d1ffc8a9f751e.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-598e4079cb8c9c74.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8e2b5f9c22c107bfb7d4ddba2a07d0873d50975d77951fe4ca79dd934810c5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2b5f9c22c107bfb7d4ddba2a07d0873d50975d77951fe4ca79dd934810c5da", kill_on_drop: false }`
[INFO] [stdout] 8e2b5f9c22c107bfb7d4ddba2a07d0873d50975d77951fe4ca79dd934810c5da