[INFO] cloning repository https://github.com/mkj/centres
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkj/centres" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkj%2Fcentres", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkj%2Fcentres'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d04db4fc84d94a55c3d8776e1ad14d9f8cce06d
[INFO] testing mkj/centres against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkj%2Fcentres" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkj/centres 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 git repo https://github.com/mkj/centres
[INFO] finished tweaking git repo https://github.com/mkj/centres
[INFO] tweaked toml for git repo https://github.com/mkj/centres written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mkj/centres 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] [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" "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] 0661b51abe09d4b50932f7158c081c415d431a79386046433200f01525ba1964
[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" "0661b51abe09d4b50932f7158c081c415d431a79386046433200f01525ba1964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0661b51abe09d4b50932f7158c081c415d431a79386046433200f01525ba1964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0661b51abe09d4b50932f7158c081c415d431a79386046433200f01525ba1964", kill_on_drop: false }`
[INFO] [stdout] 0661b51abe09d4b50932f7158c081c415d431a79386046433200f01525ba1964
[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" "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] dc358ca7c398c7c74a7eccd9e191cc3dda67087616543f18bd28792e6d20e6b7
[INFO] running `Command { std: "docker" "start" "-a" "dc358ca7c398c7c74a7eccd9e191cc3dda67087616543f18bd28792e6d20e6b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling futures-core v0.3.6
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling tinystr v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.6
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling xi-unicode v0.2.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling fluent-syntax v0.9.3
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling either v1.6.1
[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 cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[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 crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling unic-langid-impl v0.9.0
[INFO] [stderr]    Compiling kurbo v0.6.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling simple_logger v1.10.0
[INFO] [stderr]    Compiling type-map v0.3.0
[INFO] [stderr]    Compiling unic-langid v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling intl_pluralrules v7.0.0
[INFO] [stderr]    Compiling fluent-langneg v0.13.0
[INFO] [stderr]    Compiling intl-memoizer v0.5.0
[INFO] [stderr]    Compiling piet v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling druid-derive v0.3.1
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling pin-project v0.4.26
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling futures-executor v0.3.6
[INFO] [stderr]    Compiling glib v0.9.3
[INFO] [stderr]    Compiling rental v0.5.5
[INFO] [stderr]    Compiling fluent-bundle v0.12.0
[INFO] [stderr]    Compiling piet-cairo v0.1.0
[INFO] [stderr]    Compiling piet-common v0.1.1
[INFO] [stderr]    Compiling druid-shell v0.6.0
[INFO] [stderr]    Compiling druid v0.6.0
[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 --cfg 'feature="v3_16"' --cfg 'feature="v3_18"' --cfg 'feature="v3_20"' -C metadata=70af5b0a84129832 -C extra-filename=-70af5b0a84129832 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-818bd9b6ab21cfc7.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-becad1e9176fd044.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-ecce63b05f835d07.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-0f9aaec6f3f347a5.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-a81afe631a7c8d94.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-f71c22a60fda209e.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-b9b9ecb14a09f41b.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-75e41dc4313a0d44.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-172c4c7476f7014c.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-644a6ef0c494d9a7.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-754be14f2bdc011b.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-96dbb95fe196b3e7.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-7351bb7546e0ce76.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-3ca4e9240d5786cb.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-9c217a9be51c37f0.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-43d728f1f004b0b3.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" "dc358ca7c398c7c74a7eccd9e191cc3dda67087616543f18bd28792e6d20e6b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc358ca7c398c7c74a7eccd9e191cc3dda67087616543f18bd28792e6d20e6b7", kill_on_drop: false }`
[INFO] [stdout] dc358ca7c398c7c74a7eccd9e191cc3dda67087616543f18bd28792e6d20e6b7