[INFO] cloning repository https://github.com/PieMyth/knob-com
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PieMyth/knob-com" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPieMyth%2Fknob-com", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPieMyth%2Fknob-com'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e35c61c11b6f0dab9b860fcf26ae8276f75cd927
[INFO] testing PieMyth/knob-com against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPieMyth%2Fknob-com" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PieMyth/knob-com on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PieMyth/knob-com
[INFO] finished tweaking git repo https://github.com/PieMyth/knob-com
[INFO] tweaked toml for git repo https://github.com/PieMyth/knob-com written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/PieMyth/knob-com already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2a8ebdea45b77f7e829c4e3f55031344ec25e440744e44487b33af5e1de2094
[INFO] running `Command { std: "docker" "start" "-a" "a2a8ebdea45b77f7e829c4e3f55031344ec25e440744e44487b33af5e1de2094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2a8ebdea45b77f7e829c4e3f55031344ec25e440744e44487b33af5e1de2094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2a8ebdea45b77f7e829c4e3f55031344ec25e440744e44487b33af5e1de2094", kill_on_drop: false }`
[INFO] [stdout] a2a8ebdea45b77f7e829c4e3f55031344ec25e440744e44487b33af5e1de2094
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e44fb4e0e27dbcfa8f605ddfcd4332a84a5f99c663e592f55dd73afcd049a24c
[INFO] running `Command { std: "docker" "start" "-a" "e44fb4e0e27dbcfa8f605ddfcd4332a84a5f99c663e592f55dd73afcd049a24c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling ttf-parser v0.6.2
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling atomic_refcell v0.1.7
[INFO] [stderr]    Compiling emath v0.12.0
[INFO] [stderr]    Compiling find_folder v0.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling ahash v0.7.4
[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 gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling pango-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 quote v1.0.9
[INFO] [stderr]    Compiling owned_ttf_parser v0.6.0
[INFO] [stderr]    Compiling rusttype v0.9.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling ordered-float v2.5.1
[INFO] [stderr]    Compiling epaint v0.12.0
[INFO] [stderr]    Compiling egui v0.12.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling mqtt-protocol v0.11.0
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling glib v0.9.3
[INFO] [stderr]    Compiling libappindicator-sys v0.4.0
[INFO] [stderr]    Compiling libappindicator v0.5.1
[INFO] [stderr]    Compiling systray 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-0.8.1/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 -C metadata=41e391764a7a646e -C extra-filename=-41e391764a7a646e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-be059bb6e64889d8.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-603a79344a96ee73.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-f90882dce1228c69.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-399d46171dc7816d.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-1dded6fc2c8dfa0b.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-68305c63fb48d413.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-1c54b21afc1d71af.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-ea62362035315691.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-eb69d0df4762e821.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-e163b9225b0d1d42.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-eee0ac05bc09ac43.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-8e1a66cbd93b9a5b.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-58342721e86005d6.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-3be766d6f85dfeac.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-f67718dd40129317.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-4af5f7e2c3f2ea5b.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-830b32b105c95076.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-7ee5162f394b133c.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e44fb4e0e27dbcfa8f605ddfcd4332a84a5f99c663e592f55dd73afcd049a24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e44fb4e0e27dbcfa8f605ddfcd4332a84a5f99c663e592f55dd73afcd049a24c", kill_on_drop: false }`
[INFO] [stdout] e44fb4e0e27dbcfa8f605ddfcd4332a84a5f99c663e592f55dd73afcd049a24c