[INFO] fetching crate BrewStillery 6.2.0...
[INFO] testing BrewStillery-6.2.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate BrewStillery 6.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate BrewStillery 6.2.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gobject-sys v0.6.0
[INFO] [stderr]   Downloaded glib v0.5.0
[INFO] [stderr]   Downloaded gio v0.4.1
[INFO] [stderr]   Downloaded cairo-rs v0.4.1
[INFO] [stderr]   Downloaded gdk-pixbuf v0.4.0
[INFO] [stderr]   Downloaded gdk-sys v0.6.0
[INFO] [stderr]   Downloaded gdk v0.8.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.6.0
[INFO] [stderr]   Downloaded pango v0.4.0
[INFO] [stderr]   Downloaded pango-sys v0.6.0
[INFO] [stderr]   Downloaded glib-sys v0.6.0
[INFO] [stderr]   Downloaded atk-sys v0.6.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.6.0
[INFO] [stderr]   Downloaded gio-sys v0.6.0
[INFO] [stderr]   Downloaded gtk-sys v0.6.0
[INFO] [stderr]   Downloaded gtk v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58936b03d2f4f76389bf045bd6353cbbaaba51fa3bc3f9e159925a60c299de8a
[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" "58936b03d2f4f76389bf045bd6353cbbaaba51fa3bc3f9e159925a60c299de8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58936b03d2f4f76389bf045bd6353cbbaaba51fa3bc3f9e159925a60c299de8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58936b03d2f4f76389bf045bd6353cbbaaba51fa3bc3f9e159925a60c299de8a", kill_on_drop: false }`
[INFO] [stdout] 58936b03d2f4f76389bf045bd6353cbbaaba51fa3bc3f9e159925a60c299de8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0932a4ef88c12595979d10cc4f40ac77d31217ba09274f1c2a7216431f86f68
[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" "e0932a4ef88c12595979d10cc4f40ac77d31217ba09274f1c2a7216431f86f68", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.3.2
[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 gdk v0.8.0
[INFO] [stderr]    Compiling c_vec v1.3.3
[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=aa75274f95913ad6 -C extra-filename=-aa75274f95913ad6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-05dfd5b5d1225bed.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-8e0521fc5a56a42f.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-a2ccf01c9385d3e0.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-b8a57b8163cbd842.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-0d0868142190c2d6.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-e59937496130b184.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-a0f843d9ecd3ee6f.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-dbf3d59e158aa267.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-57669d048e84f331.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-22a4b437f80b660a.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-457de24016e54cc0.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-1e31c339b1216b92.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-24a2f1c6b87637b1.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b33cd6b8ee13db74.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-8c0b0c2149eecc9d.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-27d3eb81a88145c5.rmeta --cap-lints allow --cap-lints=forbid -L native=/usr/lib/x86_64-linux-gnu` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e0932a4ef88c12595979d10cc4f40ac77d31217ba09274f1c2a7216431f86f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0932a4ef88c12595979d10cc4f40ac77d31217ba09274f1c2a7216431f86f68", kill_on_drop: false }`
[INFO] [stdout] e0932a4ef88c12595979d10cc4f40ac77d31217ba09274f1c2a7216431f86f68