[INFO] updating cached repository https://github.com/viluon/Ion
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e2c4af32a05d7099ef70cfa93097bcfc7fd0b323
[INFO] testing viluon/Ion against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviluon%2FIon" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/viluon/Ion on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/viluon/Ion
[INFO] finished tweaking git repo https://github.com/viluon/Ion
[INFO] tweaked toml for git repo https://github.com/viluon/Ion written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/viluon/Ion already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a99eb91f1bd2499b90f59cc19ba8a45196484401c868ae2ff39407c87bb11321
[INFO] running `"docker" "start" "-a" "a99eb91f1bd2499b90f59cc19ba8a45196484401c868ae2ff39407c87bb11321"`
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[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 pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling glib v0.9.3
[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-0.8.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="v3_16"' -C metadata=f5ee179fb27327ab -C extra-filename=-f5ee179fb27327ab --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-efc2becc216d9391.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-c5180c3dc5cc8193.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-405bbf97b6a352d5.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-a3f298e88823de58.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-c887b15f50f9cc8f.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-c43de31f75686cd3.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-690adff4891c9ab4.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-e7e01160deb8b80d.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-d0ef97f0e4a51614.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-e702a12ebc9a295e.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-4f8606a976149f9d.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-02872dd6f0df83c3.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-09910ace871f12e4.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-b1e1a3e2de4bdf98.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-81e71b56f2a8a8f3.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-7f3b8e4c2db2a8d8.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-4b892968afd44eb5.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-526bbdfe446ff3cd.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "a99eb91f1bd2499b90f59cc19ba8a45196484401c868ae2ff39407c87bb11321"`
[INFO] running `"docker" "rm" "-f" "a99eb91f1bd2499b90f59cc19ba8a45196484401c868ae2ff39407c87bb11321"`
[INFO] [stdout] a99eb91f1bd2499b90f59cc19ba8a45196484401c868ae2ff39407c87bb11321