[INFO] updating cached repository https://github.com/maralorn/tasktree
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2a33893ca1cb8a04b6088d916016668fd87a975
[INFO] testing maralorn/tasktree against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaralorn%2Ftasktree" "/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/maralorn/tasktree on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", 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-12/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" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28055fe1b5fe8fdbbe2bc110f864c23c603b137e47faf6601b1f259740fc14b5
[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" "28055fe1b5fe8fdbbe2bc110f864c23c603b137e47faf6601b1f259740fc14b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28055fe1b5fe8fdbbe2bc110f864c23c603b137e47faf6601b1f259740fc14b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28055fe1b5fe8fdbbe2bc110f864c23c603b137e47faf6601b1f259740fc14b5", kill_on_drop: false }`
[INFO] [stdout] 28055fe1b5fe8fdbbe2bc110f864c23c603b137e47faf6601b1f259740fc14b5
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfe6fa2049d9ca891144cb7b7e071a5e2298ed88afd4417dc7fd4d67c806af85
[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" "dfe6fa2049d9ca891144cb7b7e071a5e2298ed88afd4417dc7fd4d67c806af85", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-util v0.1.5
[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 gdk-pixbuf-sys v0.9.0
[INFO] [stderr]    Compiling pango-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 aho-corasick v0.6.10
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling glib v0.8.2
[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 -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="v3_16"' --cfg 'feature="v3_18"' -C metadata=534534874abd0eab -C extra-filename=-534534874abd0eab --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atk=/opt/rustwide/target/debug/deps/libatk-8a5ce37293cb1ef2.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-02fffe573fe5be1a.rmeta --extern cairo=/opt/rustwide/target/debug/deps/libcairo-842f40f500b9d2f3.rmeta --extern cairo_sys=/opt/rustwide/target/debug/deps/libcairo_sys-8aa25c92b949c80a.rmeta --extern gdk=/opt/rustwide/target/debug/deps/libgdk-ba9678c9989f7811.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-e6de61af478b530d.rmeta --extern gdk_pixbuf_sys=/opt/rustwide/target/debug/deps/libgdk_pixbuf_sys-39e2fd9b6d614146.rmeta --extern gdk_sys=/opt/rustwide/target/debug/deps/libgdk_sys-688d2a550754660c.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-2bf820f063bdeade.rmeta --extern gio_sys=/opt/rustwide/target/debug/deps/libgio_sys-cff564b90426d6e4.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-11deac7e19d312a6.rmeta --extern glib_sys=/opt/rustwide/target/debug/deps/libglib_sys-78233bb5cd89c0a6.rmeta --extern gobject_sys=/opt/rustwide/target/debug/deps/libgobject_sys-8c933ebbc2fe5195.rmeta --extern gtk_sys=/opt/rustwide/target/debug/deps/libgtk_sys-c970631d5e96305a.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-660ab907323d6aba.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-5dae16be1296b8a9.rmeta --extern pango=/opt/rustwide/target/debug/deps/libpango-45a8abece5c029ea.rmeta --extern pango_sys=/opt/rustwide/target/debug/deps/libpango_sys-6854590fc8f03a0f.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "dfe6fa2049d9ca891144cb7b7e071a5e2298ed88afd4417dc7fd4d67c806af85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe6fa2049d9ca891144cb7b7e071a5e2298ed88afd4417dc7fd4d67c806af85", kill_on_drop: false }`
[INFO] [stdout] dfe6fa2049d9ca891144cb7b7e071a5e2298ed88afd4417dc7fd4d67c806af85