[INFO] fetching crate jack-mixer 0.1.0...
[INFO] testing jack-mixer-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate jack-mixer 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate jack-mixer 0.1.0 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 jack-mixer 0.1.0
[INFO] finished tweaking crates.io crate jack-mixer 0.1.0
[INFO] tweaked toml for crates.io crate jack-mixer 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate jack-mixer 0.1.0 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 715e8c5c30cc106be7e0fd8c4a78068ecb0e584325964bdf6347e898f555c66d
[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" "715e8c5c30cc106be7e0fd8c4a78068ecb0e584325964bdf6347e898f555c66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "715e8c5c30cc106be7e0fd8c4a78068ecb0e584325964bdf6347e898f555c66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715e8c5c30cc106be7e0fd8c4a78068ecb0e584325964bdf6347e898f555c66d", kill_on_drop: false }`
[INFO] [stdout] 715e8c5c30cc106be7e0fd8c4a78068ecb0e584325964bdf6347e898f555c66d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eddb62eaccd7102220412de2101673ba7c8dcf3870efe23a4ed3d0523491ddb0
[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" "eddb62eaccd7102220412de2101673ba7c8dcf3870efe23a4ed3d0523491ddb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling tinystr v0.3.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling standback v0.2.5
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling fluent-syntax v0.9.3
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling xi-unicode v0.2.0
[INFO] [stderr]    Compiling novation_launch_control v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling unic-langid-impl v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling kurbo v0.5.11
[INFO] [stderr]    Compiling unic-langid v0.8.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling simple_logger v1.6.0
[INFO] [stderr]    Compiling fluent-langneg v0.12.1
[INFO] [stderr]    Compiling intl_pluralrules v6.0.0
[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 pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-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 type-map v0.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling jack-sys v0.2.0
[INFO] [stderr]    Compiling piet v0.0.11
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling intl-memoizer v0.4.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling jack v0.6.2
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling druid-derive v0.3.0
[INFO] [stderr]    Compiling time v0.2.10
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling glib v0.9.3
[INFO] [stderr]    Compiling rental v0.5.5
[INFO] [stderr]    Compiling piet-cairo v0.0.11
[INFO] [stderr]    Compiling fluent-bundle v0.11.0
[INFO] [stderr]    Compiling piet-common v0.0.11
[INFO] [stderr]    Compiling druid-shell v0.5.0
[INFO] [stderr]    Compiling druid v0.5.0
[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=6e75a33189dc1c21 -C extra-filename=-6e75a33189dc1c21 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-9e7ae3a4f243f0a6.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-ea82c6fbb17f27ca.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-5e071344326f6871.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-f2d2b5867fd816c5.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-c34ea12e9f3b3cb7.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-bda97d7b0c8fea11.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-2a97d29c1ed6c434.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-184cf664346ea65f.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-0a6fd1eda7b48449.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-1c5eba79e43f217c.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-a12bb39211cb404b.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-bca66d5354f1af86.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-ab58c15f86998c76.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-72bab3e423bcd510.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-8473af78dbde7870.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-8b046f725e157cb4.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" "eddb62eaccd7102220412de2101673ba7c8dcf3870efe23a4ed3d0523491ddb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eddb62eaccd7102220412de2101673ba7c8dcf3870efe23a4ed3d0523491ddb0", kill_on_drop: false }`
[INFO] [stdout] eddb62eaccd7102220412de2101673ba7c8dcf3870efe23a4ed3d0523491ddb0