[INFO] cloning repository https://github.com/oknozor/nvim-md
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oknozor/nvim-md" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foknozor%2Fnvim-md", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foknozor%2Fnvim-md'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10ee9e4ba96d59ca1ebac8235f86e39f29ac5b80
[INFO] testing oknozor/nvim-md against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foknozor%2Fnvim-md" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oknozor/nvim-md on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oknozor/nvim-md
[INFO] finished tweaking git repo https://github.com/oknozor/nvim-md
[INFO] tweaked toml for git repo https://github.com/oknozor/nvim-md written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pango-sys v0.9.1
[INFO] [stderr]   Downloaded glib v0.9.3
[INFO] [stderr]   Downloaded rmp v0.8.9
[INFO] [stderr]   Downloaded atk-sys v0.9.1
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.9.1
[INFO] [stderr]   Downloaded rmpv v0.4.6
[INFO] [stderr]   Downloaded atk v0.8.0
[INFO] [stderr]   Downloaded cairo-rs v0.8.1
[INFO] [stderr]   Downloaded pango v0.8.0
[INFO] [stderr]   Downloaded gtk v0.8.1
[INFO] [stderr]   Downloaded javascriptcore-rs-sys v0.2.0
[INFO] [stderr]   Downloaded soup-sys v0.9.0
[INFO] [stderr]   Downloaded webkit2gtk-sys v0.11.0
[INFO] [stderr]   Downloaded gdk-sys v0.9.1
[INFO] [stderr]   Downloaded cairo-sys-rs v0.9.2
[INFO] [stderr]   Downloaded gtk-sys v0.9.2
[INFO] [stderr]   Downloaded gio v0.8.1
[INFO] [stderr]   Downloaded horrorshow v0.6.6
[INFO] [stderr]   Downloaded neovim-lib v0.6.1
[INFO] [stderr]   Downloaded webkit2gtk v0.9.2
[INFO] [stderr]   Downloaded gdk-pixbuf v0.8.0
[INFO] [stderr]   Downloaded gdk v0.12.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.6.1
[INFO] [stderr]   Downloaded javascriptcore-rs v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2021-01-01" "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] b1ef3fee687ef6d015e8e03eac408acf393f1bdfcfa0594d27ddc8ea24ee8a04
[INFO] running `Command { std: "docker" "start" "-a" "b1ef3fee687ef6d015e8e03eac408acf393f1bdfcfa0594d27ddc8ea24ee8a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1ef3fee687ef6d015e8e03eac408acf393f1bdfcfa0594d27ddc8ea24ee8a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ef3fee687ef6d015e8e03eac408acf393f1bdfcfa0594d27ddc8ea24ee8a04", kill_on_drop: false }`
[INFO] [stdout] b1ef3fee687ef6d015e8e03eac408acf393f1bdfcfa0594d27ddc8ea24ee8a04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d446cf423dbbaf24f62343698cf47dc83ebb93fc73283de42f55e3ecb70ea8e
[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" "3d446cf423dbbaf24f62343698cf47dc83ebb93fc73283de42f55e3ecb70ea8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[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 lexical-core v0.7.4
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling pulldown-cmark v0.6.1
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling horrorshow v0.6.6
[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 gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[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 soup-sys v0.9.0
[INFO] [stderr]    Compiling webkit2gtk-sys v0.11.0
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling javascriptcore-rs-sys v0.2.0
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling unix_socket v0.5.0
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rmpv v0.4.6
[INFO] [stderr]    Compiling neovim-lib v0.6.1
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling config v0.10.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.3
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project v1.0.3
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling glib v0.9.3
[INFO] [stderr]    Compiling javascriptcore-rs v0.9.0
[INFO] [stderr]    Compiling webkit2gtk v0.9.2
[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=c48dada29da82f76 -C extra-filename=-c48dada29da82f76 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-0cc5614464cc0ff7.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-2f54e48703fe9d61.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-b052089c34652cb5.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-b83feafd22960774.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-63e53107153452d5.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-cf9492b2e39ccfef.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-668fda14db78cd82.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-444d82778fb7bc7b.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-ca5d1ce4a188d6fc.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-618548251810a95f.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-6f4d6dfabd4b9264.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-916a18af98b9edfd.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-46193ffd4b577bd7.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-77d6541a42757d2c.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-c92706008cc7682e.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-a77476747c1ae63a.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3d446cf423dbbaf24f62343698cf47dc83ebb93fc73283de42f55e3ecb70ea8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d446cf423dbbaf24f62343698cf47dc83ebb93fc73283de42f55e3ecb70ea8e", kill_on_drop: false }`
[INFO] [stdout] 3d446cf423dbbaf24f62343698cf47dc83ebb93fc73283de42f55e3ecb70ea8e