[INFO] cloning repository https://github.com/maralorn/tasktree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maralorn/tasktree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaralorn%2Ftasktree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaralorn%2Ftasktree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2a33893ca1cb8a04b6088d916016668fd87a975
[INFO] testing maralorn/tasktree against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaralorn%2Ftasktree" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maralorn/tasktree on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maralorn/tasktree
[INFO] finished tweaking git repo https://github.com/maralorn/tasktree
[INFO] tweaked toml for git repo https://github.com/maralorn/tasktree written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/maralorn/tasktree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded task-hookrs v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 66fc549226751a3ba74a344e15915edd6acca6bdc2f65caec5be5ead30041761
[INFO] running `Command { std: "docker" "start" "-a" "66fc549226751a3ba74a344e15915edd6acca6bdc2f65caec5be5ead30041761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66fc549226751a3ba74a344e15915edd6acca6bdc2f65caec5be5ead30041761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66fc549226751a3ba74a344e15915edd6acca6bdc2f65caec5be5ead30041761", kill_on_drop: false }`
[INFO] [stdout] 66fc549226751a3ba74a344e15915edd6acca6bdc2f65caec5be5ead30041761
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ae2daee799d369f078175b2f3bb2580976daf71a6c3e3840446240d1625a115
[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" "9ae2daee799d369f078175b2f3bb2580976daf71a6c3e3840446240d1625a115", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[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 pango-sys v0.9.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.0
[INFO] [stderr]    Compiling cairo-sys-rs 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 uuid v0.4.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling glib v0.8.2
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling task-hookrs v0.3.0
[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-0.7.0/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"' --cfg 'feature="v3_18"' -C metadata=8254ac181c5df74a -C extra-filename=-8254ac181c5df74a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-6beabe25ee3b26b5.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-603a79344a96ee73.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-a1118aa197f07084.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-78d4ef0fca3416a8.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-ff0a965d015fb647.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-f8493ba0dd8592ed.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-e9d12d5c69e81a29.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-584eaafb590dda99.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-3bd4f61a9db50fb8.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-6f67d9aa47883bb8.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-9ea613a241acf835.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-4eff367e1df9a703.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-790fb1b1bbc7c4dc.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-11333259c0ae677b.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-f67718dd40129317.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-e87f1f4733637031.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-f0f8928bd703e677.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-cc91aa693235bdac.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9ae2daee799d369f078175b2f3bb2580976daf71a6c3e3840446240d1625a115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae2daee799d369f078175b2f3bb2580976daf71a6c3e3840446240d1625a115", kill_on_drop: false }`
[INFO] [stdout] 9ae2daee799d369f078175b2f3bb2580976daf71a6c3e3840446240d1625a115