[INFO] fetching crate wingspan 0.1.0...
[INFO] testing wingspan-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate wingspan 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate wingspan 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wingspan 0.1.0
[INFO] finished tweaking crates.io crate wingspan 0.1.0
[INFO] tweaked toml for crates.io crate wingspan 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate wingspan 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec25546becd98a804caa200fa5c5e1f663d620ced79920e873c454684e57bac1
[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" "ec25546becd98a804caa200fa5c5e1f663d620ced79920e873c454684e57bac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec25546becd98a804caa200fa5c5e1f663d620ced79920e873c454684e57bac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec25546becd98a804caa200fa5c5e1f663d620ced79920e873c454684e57bac1", kill_on_drop: false }`
[INFO] [stdout] ec25546becd98a804caa200fa5c5e1f663d620ced79920e873c454684e57bac1
[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=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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcbc21966fc21ba8f3e06f22d54daf251277f2ce94bb0c526dd01289dbb374f6
[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" "dcbc21966fc21ba8f3e06f22d54daf251277f2ce94bb0c526dd01289dbb374f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]    Compiling tinystr v0.3.2
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling xi-unicode v0.2.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling instant v0.1.6
[INFO] [stderr]    Compiling fluent-syntax v0.9.3
[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 pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-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 futures-task v0.3.5
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling kurbo v0.6.2
[INFO] [stderr]    Compiling unic-langid-impl v0.9.0
[INFO] [stderr]    Compiling simple_logger v1.6.0
[INFO] [stderr]    Compiling type-map v0.3.0
[INFO] [stderr]    Compiling unic-langid v0.9.0
[INFO] [stderr]    Compiling fluent-langneg v0.13.0
[INFO] [stderr]    Compiling intl-memoizer v0.5.0
[INFO] [stderr]    Compiling intl_pluralrules v7.0.0
[INFO] [stderr]    Compiling piet v0.1.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling druid-derive v0.3.1
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling glib v0.9.3
[INFO] [stderr]    Compiling rental v0.5.5
[INFO] [stderr]    Compiling fluent-bundle v0.12.0
[INFO] [stderr]    Compiling piet-cairo v0.1.0
[INFO] [stderr]    Compiling piet-common v0.1.1
[INFO] [stderr]    Compiling druid-shell v0.6.0
[INFO] [stderr]    Compiling druid v0.6.0
[INFO] [stderr] error: could not compile `druid`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name druid --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/druid-0.6.0/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 -C metadata=ad11fe2a4d8f88c0 -C extra-filename=-ad11fe2a4d8f88c0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern druid_derive=/opt/rustwide/target/debug/deps/libdruid_derive-456f1fcb1afd13d2.so --extern druid_shell=/opt/rustwide/target/debug/deps/libdruid_shell-6bed4bf8e4ee46e5.rmeta --extern fluent_bundle=/opt/rustwide/target/debug/deps/libfluent_bundle-6dbfe549bf4ccd50.rmeta --extern fluent_langneg=/opt/rustwide/target/debug/deps/libfluent_langneg-c5f4cb5df9b21245.rmeta --extern fluent_syntax=/opt/rustwide/target/debug/deps/libfluent_syntax-e6ca0aaf65717823.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-551fbd3154ffd6a8.rmeta --extern instant=/opt/rustwide/target/debug/deps/libinstant-6946e20686dd5e63.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-c0aac21270a44eb0.rmeta --extern simple_logger=/opt/rustwide/target/debug/deps/libsimple_logger-a2e5832eedfeaba3.rmeta --extern unic_langid=/opt/rustwide/target/debug/deps/libunic_langid-ec05c8ec3ec6fb7e.rmeta --extern unicode_segmentation=/opt/rustwide/target/debug/deps/libunicode_segmentation-1052d6cf0d3e02a7.rmeta --extern xi_unicode=/opt/rustwide/target/debug/deps/libxi_unicode-7042c4acce0baab1.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "dcbc21966fc21ba8f3e06f22d54daf251277f2ce94bb0c526dd01289dbb374f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcbc21966fc21ba8f3e06f22d54daf251277f2ce94bb0c526dd01289dbb374f6", kill_on_drop: false }`
[INFO] [stdout] dcbc21966fc21ba8f3e06f22d54daf251277f2ce94bb0c526dd01289dbb374f6
