[INFO] fetching crate gooseberry 0.1.1...
[INFO] testing gooseberry-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate gooseberry 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate gooseberry 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gooseberry 0.1.1
[INFO] finished tweaking crates.io crate gooseberry 0.1.1
[INFO] tweaked toml for crates.io crate gooseberry 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate gooseberry 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded directories-next v1.0.3
[INFO] [stderr]   Downloaded gitignore v1.0.7
[INFO] [stderr]   Downloaded hypothesis v0.7.2
[INFO] [stderr]   Downloaded elasticlunr-rs v2.3.9
[INFO] [stderr]   Downloaded ammonia v3.1.0
[INFO] [stderr]   Downloaded color-eyre v0.5.8
[INFO] [stderr]   Downloaded bat v0.17.1
[INFO] [stderr]   Downloaded mdbook v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fbf262ce2d702eeff69d3c080ec623248314d482accc46619169fab55b957ec
[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" "8fbf262ce2d702eeff69d3c080ec623248314d482accc46619169fab55b957ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fbf262ce2d702eeff69d3c080ec623248314d482accc46619169fab55b957ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fbf262ce2d702eeff69d3c080ec623248314d482accc46619169fab55b957ec", kill_on_drop: false }`
[INFO] [stdout] 8fbf262ce2d702eeff69d3c080ec623248314d482accc46619169fab55b957ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 243ccc9bb7e54bd142ddb56f40dd5b6ca441b356c38d27abd4a849fb106c7125
[INFO] running `Command { std: "docker" "start" "-a" "243ccc9bb7e54bd142ddb56f40dd5b6ca441b356c38d27abd4a849fb106c7125", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.7
[INFO] [stderr]    Compiling eyre v0.6.3
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling quick-error v2.0.0
[INFO] [stderr]    Compiling bat v0.17.1
[INFO] [stderr]    Compiling indenter v0.3.0
[INFO] [stderr]    Compiling scanlex v0.1.4
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling owo-colors v1.1.3
[INFO] [stderr]    Compiling open v1.4.0
[INFO] [stderr]    Compiling zeroize v0.9.3
[INFO] [stderr]    Compiling instant v0.1.8
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling ansi_colours v1.0.1
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling gitignore v1.0.7
[INFO] [stderr]    Compiling fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling futures-channel v0.3.7
[INFO] [stderr]    Compiling path_abs v0.5.0
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling inotify-sys v0.1.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.1
[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling defer-drop v1.0.1
[INFO] [stderr]    Compiling sha-1 v0.9.2
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling directories-next v1.0.3
[INFO] [stderr]    Compiling tuikit v0.4.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling headers v0.3.2
[INFO] [stderr] error: could not compile `html5ever`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/html5ever-0.25.1/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=56522e368fd0d53e -C extra-filename=-56522e368fd0d53e --out-dir /opt/rustwide/target/debug/build/html5ever-56522e368fd0d53e -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fc674c02767ecd53.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-1ba06248e155a417.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-ad642da7a49cbb9b.rlib --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" "243ccc9bb7e54bd142ddb56f40dd5b6ca441b356c38d27abd4a849fb106c7125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "243ccc9bb7e54bd142ddb56f40dd5b6ca441b356c38d27abd4a849fb106c7125", kill_on_drop: false }`
[INFO] [stdout] 243ccc9bb7e54bd142ddb56f40dd5b6ca441b356c38d27abd4a849fb106c7125