[INFO] cloning repository https://github.com/rishavchakra/tasker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rishavchakra/tasker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishavchakra%2Ftasker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishavchakra%2Ftasker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e1fbdb77d76cd2e78642ab24eff1d4de61bf46f
[INFO] testing rishavchakra/tasker against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishavchakra%2Ftasker" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rishavchakra/tasker 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] started tweaking git repo https://github.com/rishavchakra/tasker
[INFO] finished tweaking git repo https://github.com/rishavchakra/tasker
[INFO] tweaked toml for git repo https://github.com/rishavchakra/tasker written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/rishavchakra/tasker 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] [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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 343c52397523ccb1d21e2870836824d36e4db7d4808f45de609e86c8ab20b4a8
[INFO] running `Command { std: "docker" "start" "-a" "343c52397523ccb1d21e2870836824d36e4db7d4808f45de609e86c8ab20b4a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "343c52397523ccb1d21e2870836824d36e4db7d4808f45de609e86c8ab20b4a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "343c52397523ccb1d21e2870836824d36e4db7d4808f45de609e86c8ab20b4a8", kill_on_drop: false }`
[INFO] [stdout] 343c52397523ccb1d21e2870836824d36e4db7d4808f45de609e86c8ab20b4a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] cd011d98f9b5cd2c21d62c5734be8605fccda23cf49ffc62bac7234b9989b3d9
[INFO] running `Command { std: "docker" "start" "-a" "cd011d98f9b5cd2c21d62c5734be8605fccda23cf49ffc62bac7234b9989b3d9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling futures-sink v0.3.16
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling bitflags v1.3.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling glib v0.10.3
[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-0.9.2/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"' --cfg 'feature="v3_18"' --cfg 'feature="v3_20"' --cfg 'feature="v3_22"' --cfg 'feature="v3_22_20"' --cfg 'feature="v3_22_26"' --cfg 'feature="v3_22_27"' --cfg 'feature="v3_22_29"' --cfg 'feature="v3_22_30"' --cfg 'feature="v3_24"' -C metadata=018ee8077f34d1e7 -C extra-filename=-018ee8077f34d1e7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-45843f81221ac9d0.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-7e09eaf5eddf0de3.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-c9404c0bf9eb39d5.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-8f107d15b6bf29ec.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-b191cf7739f70790.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-83b804b5f0d93aee.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-3044e74e6661bbdc.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-d1c8613448b04a65.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-71d8d28693ea22f0.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-e1a75b4d2bc72a6b.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-5c22678092031643.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-53c384da09386c28.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-acf9ddec7d12cad5.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-5cb0e7d1556a117f.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-375491a23473bf30.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-9fffd75946fb8778.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-75720921da776414.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-bffb0f9c7f5679f8.rmeta --cap-lints allow --cap-lints=warn --cfg 'gdk_backend="x11"' --cfg 'gdk_backend="broadway"' --cfg 'gdk_backend="wayland"'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "cd011d98f9b5cd2c21d62c5734be8605fccda23cf49ffc62bac7234b9989b3d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd011d98f9b5cd2c21d62c5734be8605fccda23cf49ffc62bac7234b9989b3d9", kill_on_drop: false }`
[INFO] [stdout] cd011d98f9b5cd2c21d62c5734be8605fccda23cf49ffc62bac7234b9989b3d9