[INFO] fetching crate sixtyfps-interpreter 0.1.0...
[INFO] testing sixtyfps-interpreter-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate sixtyfps-interpreter 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sixtyfps-interpreter 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sixtyfps-interpreter 0.1.0
[INFO] finished tweaking crates.io crate sixtyfps-interpreter 0.1.0
[INFO] tweaked toml for crates.io crate sixtyfps-interpreter 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 2cc7b5f320a3927e0579242f4d889d0feb5d9f465fed75c848fe24e3c462c5e1
[INFO] running `Command { std: "docker" "start" "-a" "2cc7b5f320a3927e0579242f4d889d0feb5d9f465fed75c848fe24e3c462c5e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cc7b5f320a3927e0579242f4d889d0feb5d9f465fed75c848fe24e3c462c5e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc7b5f320a3927e0579242f4d889d0feb5d9f465fed75c848fe24e3c462c5e1", kill_on_drop: false }`
[INFO] [stdout] 2cc7b5f320a3927e0579242f4d889d0feb5d9f465fed75c848fe24e3c462c5e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", 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] a038f6124124acbc30cf6221cb80315b55ea1b82a59120d63c6c22c836c255dc
[INFO] running `Command { std: "docker" "start" "-a" "a038f6124124acbc30cf6221cb80315b55ea1b82a59120d63c6c22c836c255dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling imgref v1.9.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling memmap2 v0.2.3
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling rustybuzz v0.4.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling lyon_geom v0.17.4
[INFO] [stderr]    Compiling cpp_build v0.5.6
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling cpp v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling fontdb v0.5.4
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling usvg v0.15.0
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling lyon_path v0.17.4
[INFO] [stderr]    Compiling mio-misc v1.2.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.2
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lyon_algorithms v0.17.4
[INFO] [stderr]    Compiling lyon_svg v0.17.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling qttypes v0.2.2
[INFO] [stderr]    Compiling sixtyfps-rendering-backend-qt v0.1.0
[INFO] [stderr]    Compiling resvg v0.15.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling freetype v0.7.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling servo-fontconfig v0.5.1
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling font-kit v0.10.1
[INFO] [stderr] error: could not compile `rustybuzz`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rustybuzz --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustybuzz-0.4.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=469290d1fd677297 -C extra-filename=-469290d1fd677297 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-603a79344a96ee73.rmeta --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-f7f4e9b942d02fcb.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-2373f89db8adc0bf.rmeta --extern ttf_parser=/opt/rustwide/target/debug/deps/libttf_parser-5d8f7d74a7f6f9e8.rmeta --extern unicode_bidi_mirroring=/opt/rustwide/target/debug/deps/libunicode_bidi_mirroring-d72c7b7b8f9eb28a.rmeta --extern unicode_ccc=/opt/rustwide/target/debug/deps/libunicode_ccc-283594caeb5484a9.rmeta --extern unicode_general_category=/opt/rustwide/target/debug/deps/libunicode_general_category-95391c0624c6bb7e.rmeta --extern unicode_script=/opt/rustwide/target/debug/deps/libunicode_script-1743946235f32d7b.rmeta --cap-lints allow --cap-lints=forbid` (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" "a038f6124124acbc30cf6221cb80315b55ea1b82a59120d63c6c22c836c255dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a038f6124124acbc30cf6221cb80315b55ea1b82a59120d63c6c22c836c255dc", kill_on_drop: false }`
[INFO] [stdout] a038f6124124acbc30cf6221cb80315b55ea1b82a59120d63c6c22c836c255dc