[INFO] cloning repository https://github.com/wezm/read-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wezm/read-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwezm%2Fread-rust"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwezm%2Fread-rust'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d4acaf5ffd9e524e1ab0ef7cab85bb25ac7efcaa
[INFO] checking wezm/read-rust against nightly-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwezm%2Fread-rust" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wezm/read-rust on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/wezm/read-rust
[INFO] finished tweaking git repo https://github.com/wezm/read-rust
[INFO] tweaked toml for git repo https://github.com/wezm/read-rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/wezm/read-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/wezm/feedfinder.git`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=allow" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cec4d3de91ecfdb018940204adce4dda60536ce02efc885aac967a663f320097
[INFO] running `"docker" "start" "-a" "cec4d3de91ecfdb018940204adce4dda60536ce02efc885aac967a663f320097"`
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]     Checking doc-comment v0.1.4
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking ring v0.14.6
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling cssparser v0.25.8
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]     Checking hyperx v0.13.2
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]     Checking hmac v0.7.0
[INFO] [stderr]    Compiling cssparser-macros v0.3.5
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking h2 v0.1.25
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking ct-logs v0.5.1
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking rustls v0.15.2
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/html5ever-0.22.5/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=f19db63570800dee -C extra-filename=-f19db63570800dee --out-dir /opt/rustwide/target/debug/build/html5ever-f19db63570800dee -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a0877e7abff5c443.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-b4a1e82aa0d6dbc4.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-7d5b59903875b6f3.rlib --cap-lints allow --cap-lints=allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/html5ever-0.23.0/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=6dd5bd71ef0a77bc -C extra-filename=-6dd5bd71ef0a77bc --out-dir /opt/rustwide/target/debug/build/html5ever-6dd5bd71ef0a77bc -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a0877e7abff5c443.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-b4a1e82aa0d6dbc4.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-7d5b59903875b6f3.rlib --cap-lints allow --cap-lints=allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "cec4d3de91ecfdb018940204adce4dda60536ce02efc885aac967a663f320097"`
[INFO] running `"docker" "rm" "-f" "cec4d3de91ecfdb018940204adce4dda60536ce02efc885aac967a663f320097"`
[INFO] [stdout] cec4d3de91ecfdb018940204adce4dda60536ce02efc885aac967a663f320097