[INFO] fetching crate gignore 0.1.0...
[INFO] testing gignore-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate gignore 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate gignore 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gignore 0.1.0
[INFO] finished tweaking crates.io crate gignore 0.1.0
[INFO] tweaked toml for crates.io crate gignore 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate gignore 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48d47307543c171cecdfd6c04b1adc3617d7cb70057783c5a1c49aa953e6e7bd
[INFO] running `Command { std: "docker" "start" "-a" "48d47307543c171cecdfd6c04b1adc3617d7cb70057783c5a1c49aa953e6e7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48d47307543c171cecdfd6c04b1adc3617d7cb70057783c5a1c49aa953e6e7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d47307543c171cecdfd6c04b1adc3617d7cb70057783c5a1c49aa953e6e7bd", kill_on_drop: false }`
[INFO] [stdout] 48d47307543c171cecdfd6c04b1adc3617d7cb70057783c5a1c49aa953e6e7bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ef49a389c61490a96e7d30a0525aeca6b2553691b46ffc84bdc4f3cc920f3d6
[INFO] running `Command { std: "docker" "start" "-a" "2ef49a389c61490a96e7d30a0525aeca6b2553691b46ffc84bdc4f3cc920f3d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling cpufeatures v0.1.4
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling isahc v0.9.14
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling http-types v2.11.1
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling infer v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling dtoa-short v0.3.3
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling spinning_top v0.2.4
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]    Compiling ctr v0.6.0
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling polyval v0.4.5
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling flume v0.9.2
[INFO] [stderr]    Compiling hkdf v0.10.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ghash v0.3.1
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling sluice v0.5.4
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling aes-gcm v0.8.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling openssl-sys v0.9.64
[INFO] [stderr]    Compiling curl-sys v0.4.44+curl-7.77.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.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=dccf5bb145fd8bbb -C extra-filename=-dccf5bb145fd8bbb --out-dir /opt/rustwide/target/debug/build/html5ever-dccf5bb145fd8bbb -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-283fad16493adf62.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-cf6158c23ff62a4c.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-e87c37e71e9e8657.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" "2ef49a389c61490a96e7d30a0525aeca6b2553691b46ffc84bdc4f3cc920f3d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef49a389c61490a96e7d30a0525aeca6b2553691b46ffc84bdc4f3cc920f3d6", kill_on_drop: false }`
[INFO] [stdout] 2ef49a389c61490a96e7d30a0525aeca6b2553691b46ffc84bdc4f3cc920f3d6