[INFO] fetching crate helvetia 0.1.1...
[INFO] documenting helvetia-0.1.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate helvetia 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate helvetia 0.1.1 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate helvetia 0.1.1
[INFO] finished tweaking crates.io crate helvetia 0.1.1
[INFO] tweaked toml for crates.io crate helvetia 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate helvetia 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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" "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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e4941610c7d3412bd3f86eddd525410b073b2383dedd057f8c610c96ebf947a
[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" "5e4941610c7d3412bd3f86eddd525410b073b2383dedd057f8c610c96ebf947a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e4941610c7d3412bd3f86eddd525410b073b2383dedd057f8c610c96ebf947a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e4941610c7d3412bd3f86eddd525410b073b2383dedd057f8c610c96ebf947a", kill_on_drop: false }`
[INFO] [stdout] 5e4941610c7d3412bd3f86eddd525410b073b2383dedd057f8c610c96ebf947a
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b63b57d46dfbb8b80cc41774cda76470a2ba4441c6243ab8627ee683a1fa5fe
[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" "1b63b57d46dfbb8b80cc41774cda76470a2ba4441c6243ab8627ee683a1fa5fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.32
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling serde_derive v1.0.113
[INFO] [stderr]    Compiling serde v1.0.113
[INFO] [stderr]    Compiling protobuf v2.15.0
[INFO] [stderr]    Compiling tindercrypt v0.2.2
[INFO] [stderr]     Checking base64 v0.12.2
[INFO] [stderr]    Compiling helvetia v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking urlencoding v1.1.1
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking console v0.10.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking dialoguer v0.5.1
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking tungstenite v0.10.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking atomicwrites v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]    Compiling librocksdb-sys v6.7.4
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking tokio-tungstenite v0.10.1
[INFO] [stderr] error: could not compile `h2`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name h2 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/h2-0.2.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 -C metadata=4d8cd6940aed299f -C extra-filename=-4d8cd6940aed299f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-857c4796bfc565cf.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-6f83b5744b59dc2d.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-6c5edd2d7cd8550a.rmeta --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-9bb926ed798f79da.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-5115f10f9dff06a3.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-632e4268e614240d.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-4ef124e5282a40c5.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-f96ba0118540bef9.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-980a5c89adcaa5c2.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-1a1068414fb671f1.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-e698c2d90eb2c35e.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] warning: c++: fatal error: Killed signal terminated program cc1plus
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1b63b57d46dfbb8b80cc41774cda76470a2ba4441c6243ab8627ee683a1fa5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b63b57d46dfbb8b80cc41774cda76470a2ba4441c6243ab8627ee683a1fa5fe", kill_on_drop: false }`
[INFO] [stdout] 1b63b57d46dfbb8b80cc41774cda76470a2ba4441c6243ab8627ee683a1fa5fe