[INFO] fetching crate BrewStillery 6.2.0...
[INFO] testing BrewStillery-6.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate BrewStillery 6.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate BrewStillery 6.2.0 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 crates.io crate BrewStillery 6.2.0
[INFO] finished tweaking crates.io crate BrewStillery 6.2.0
[INFO] tweaked toml for crates.io crate BrewStillery 6.2.0 written to /workspace/builds/worker-8/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]     Blocking waiting for file lock on package cache
[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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ff9e936b2776328e72a7e93cb09b6e9ad60eaed30f5185d667eac397a42c3ed
[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" "2ff9e936b2776328e72a7e93cb09b6e9ad60eaed30f5185d667eac397a42c3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ff9e936b2776328e72a7e93cb09b6e9ad60eaed30f5185d667eac397a42c3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff9e936b2776328e72a7e93cb09b6e9ad60eaed30f5185d667eac397a42c3ed", kill_on_drop: false }`
[INFO] [stdout] 2ff9e936b2776328e72a7e93cb09b6e9ad60eaed30f5185d667eac397a42c3ed
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75fc5f3acd2e34591d1b008ad9abe37860214ca099fc5cd076df21617eaf7635
[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" "75fc5f3acd2e34591d1b008ad9abe37860214ca099fc5cd076df21617eaf7635", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling gio v0.4.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.4.0
[INFO] [stderr]    Compiling cairo-rs v0.4.1
[INFO] [stderr]    Compiling c_vec v1.3.3
[INFO] [stderr]    Compiling gdk v0.8.0
[INFO] [stderr]    Compiling gtk v0.4.1
[INFO] [stderr]    Compiling glib-sys v0.6.0
[INFO] [stderr]    Compiling gobject-sys v0.6.0
[INFO] [stderr]    Compiling gio-sys v0.6.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.6.0
[INFO] [stderr]    Compiling pango-sys v0.6.0
[INFO] [stderr]    Compiling gdk-sys v0.6.0
[INFO] [stderr]    Compiling atk-sys v0.6.0
[INFO] [stderr]    Compiling gtk-sys v0.6.0
[INFO] [stderr]    Compiling glib v0.5.0
[INFO] [stderr]    Compiling pango v0.4.0
[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-0.4.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="v3_10"' --cfg 'feature="v3_12"' --cfg 'feature="v3_14"' --cfg 'feature="v3_16"' --cfg 'feature="v3_18"' --cfg 'feature="v3_20"' --cfg 'feature="v3_22"' --cfg 'feature="v3_6"' --cfg 'feature="v3_8"' -C metadata=84d65632fcf23d87 -C extra-filename=-84d65632fcf23d87 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-b2365c88c90a46de.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-51de1221bbddc314.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-efafdcd7803b7dab.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-a962e29563ddc7a2.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-5972fd3ab5a3627a.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-38c9a74b29192cee.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-515475b98d5a8762.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-2c0c5ab4f0072520.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-832055cdc5ecb572.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-e9f98a8e56932b7e.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-5b69982319d74d99.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-ed95291f765c09c6.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-5aa153b28eaf65f6.rmeta --cap-lints allow --cap-lints=warn -L native=/usr/lib/x86_64-linux-gnu` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "75fc5f3acd2e34591d1b008ad9abe37860214ca099fc5cd076df21617eaf7635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75fc5f3acd2e34591d1b008ad9abe37860214ca099fc5cd076df21617eaf7635", kill_on_drop: false }`
[INFO] [stdout] 75fc5f3acd2e34591d1b008ad9abe37860214ca099fc5cd076df21617eaf7635