[INFO] cloning repository https://github.com/Mnpn03/Spectrl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mnpn03/Spectrl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMnpn03%2FSpectrl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMnpn03%2FSpectrl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02a56a4e62571dd62e917e4499394314148583e6
[INFO] testing Mnpn03/Spectrl against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMnpn03%2FSpectrl" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mnpn03/Spectrl on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Mnpn03/Spectrl
[INFO] finished tweaking git repo https://github.com/Mnpn03/Spectrl
[INFO] tweaked toml for git repo https://github.com/Mnpn03/Spectrl written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Mnpn03/Spectrl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 581447939fe1ed089207b6d7dddb0fa295d7d791e39bfdbc03ac7144dd81bfb1
[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" "581447939fe1ed089207b6d7dddb0fa295d7d791e39bfdbc03ac7144dd81bfb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "581447939fe1ed089207b6d7dddb0fa295d7d791e39bfdbc03ac7144dd81bfb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "581447939fe1ed089207b6d7dddb0fa295d7d791e39bfdbc03ac7144dd81bfb1", kill_on_drop: false }`
[INFO] [stdout] 581447939fe1ed089207b6d7dddb0fa295d7d791e39bfdbc03ac7144dd81bfb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5666ccc2a69d8fe0f6d1c752b61e5d90aeb78dc431e09154020fe45fa48ab4fa
[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" "5666ccc2a69d8fe0f6d1c752b61e5d90aeb78dc431e09154020fe45fa48ab4fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling glib-sys v0.9.0
[INFO] [stderr]    Compiling gobject-sys v0.9.0
[INFO] [stderr]    Compiling gio-sys v0.9.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.0
[INFO] [stderr]    Compiling pango-sys v0.9.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.0
[INFO] [stderr]    Compiling gdk-sys v0.9.0
[INFO] [stderr]    Compiling atk-sys v0.9.0
[INFO] [stderr]    Compiling gtk-sys v0.9.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling palette v0.2.1
[INFO] [stderr]    Compiling glib v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[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-0.7.0/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_16"' -C metadata=f6775424a646f33d -C extra-filename=-f6775424a646f33d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-01015d7fe736bfd0.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-c17f1e4a60ccab7b.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-043cccec7e2f1f1d.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-441fc070469304b6.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-77b0e82626f059de.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-fdc2e178287a9263.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-0c83ffde4f9237a5.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-1310080f2950b87c.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-a744356bcdf26e61.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-008a9b829bd83399.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-7c792bf608633aa3.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-08b5d1d50c18c62a.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-bdfc470203548f17.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-4db2063eadd7fb3d.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-78a14d31181a89b3.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-d8261a8835980dc4.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-48b6468240e0f32e.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5666ccc2a69d8fe0f6d1c752b61e5d90aeb78dc431e09154020fe45fa48ab4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5666ccc2a69d8fe0f6d1c752b61e5d90aeb78dc431e09154020fe45fa48ab4fa", kill_on_drop: false }`
[INFO] [stdout] 5666ccc2a69d8fe0f6d1c752b61e5d90aeb78dc431e09154020fe45fa48ab4fa