[INFO] fetching crate elvis-backend 0.1.2...
[INFO] documenting elvis-backend-0.1.2 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate elvis-backend 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate elvis-backend 0.1.2 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elvis-backend 0.1.2
[INFO] finished tweaking crates.io crate elvis-backend 0.1.2
[INFO] tweaked toml for crates.io crate elvis-backend 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walrus-macro v0.18.0
[INFO] [stderr]   Downloaded wit-parser v0.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-multi-value-xform v0.2.68
[INFO] [stderr]   Downloaded binaryen v0.10.0
[INFO] [stderr]   Downloaded etc v0.1.11
[INFO] [stderr]   Downloaded wit-writer v0.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-externref-xform v0.2.68
[INFO] [stderr]   Downloaded tokio-tungstenite v0.11.0
[INFO] [stderr]   Downloaded wasm-bindgen-wasm-interpreter v0.2.68
[INFO] [stderr]   Downloaded wit-validator v0.2.1
[INFO] [stderr]   Downloaded wit-schema-version v0.1.0
[INFO] [stderr]   Downloaded wit-text v0.8.0
[INFO] [stderr]   Downloaded wit-walrus v0.5.0
[INFO] [stderr]   Downloaded wasm-bindgen-threads-xform v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-wasm-conventions v0.2.68
[INFO] [stderr]   Downloaded wasm-bindgen-cli-support v0.2.68
[INFO] [stderr]   Downloaded wast v21.0.0
[INFO] [stderr]   Downloaded binaryen-sys v0.10.1
[INFO] [stderr]   Downloaded walrus v0.18.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 710557a39421a2eed3e0fc33f0f177668ae70c122529840b26dca5cc31c37bca
[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" "710557a39421a2eed3e0fc33f0f177668ae70c122529840b26dca5cc31c37bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "710557a39421a2eed3e0fc33f0f177668ae70c122529840b26dca5cc31c37bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "710557a39421a2eed3e0fc33f0f177668ae70c122529840b26dca5cc31c37bca", kill_on_drop: false }`
[INFO] [stdout] 710557a39421a2eed3e0fc33f0f177668ae70c122529840b26dca5cc31c37bca
[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" "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" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c038d0c42db7ff9a8759c9cc3824ec65b113f4f6f75f69bfeea8a7ecccfd545b
[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" "c038d0c42db7ff9a8759c9cc3824ec65b113f4f6f75f69bfeea8a7ecccfd545b", kill_on_drop: false }`
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking wasmparser v0.59.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking wit-schema-version v0.1.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking urlencoding v1.1.1
[INFO] [stderr]     Checking etc v0.1.11
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking wasm-bindgen-shared v0.2.68
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling walrus-macro v0.18.0
[INFO] [stderr]    Compiling binaryen-sys v0.10.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking wit-parser v0.2.0
[INFO] [stderr]     Checking wit-writer v0.2.0
[INFO] [stderr]     Checking wast v21.0.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking multipart v0.17.0
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking cargo_metadata v0.10.0
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]     Checking wit-validator v0.2.1
[INFO] [stderr]     Checking walrus v0.18.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking wit-text v0.8.0
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking tokio-tungstenite v0.11.0
[INFO] [stderr]     Checking wasm-bindgen-wasm-conventions v0.2.68
[INFO] [stderr]     Checking wasm-bindgen-multi-value-xform v0.2.68
[INFO] [stderr]     Checking wit-walrus v0.5.0
[INFO] [stderr]     Checking wasm-bindgen-externref-xform v0.2.68
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking wasm-bindgen-wasm-interpreter v0.2.68
[INFO] [stderr]     Checking wasm-bindgen-threads-xform v0.2.68
[INFO] [stderr]     Checking wasm-bindgen-cli-support v0.2.68
[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/h2-0.2.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=16ae5121cd1d4326 -C extra-filename=-16ae5121cd1d4326 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-c5714e68d7e46dbf.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-0ff73feb7e2c43f7.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-e0510734e559b780.rmeta --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-24b66401bd838d1a.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-8fd26fecdf8a2f6c.rmeta --extern http=/opt/rustwide/target/debug/deps/libhttp-31ac34cf24485f47.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-81d349d9b787235f.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-e0e0e35ef9a5003f.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-875f5ceb9f54591a.rmeta --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-2fcb17764581298e.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-7be5db6d2f1f3b08.rmeta --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 `Command { std: "docker" "inspect" "c038d0c42db7ff9a8759c9cc3824ec65b113f4f6f75f69bfeea8a7ecccfd545b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c038d0c42db7ff9a8759c9cc3824ec65b113f4f6f75f69bfeea8a7ecccfd545b", kill_on_drop: false }`
[INFO] [stdout] c038d0c42db7ff9a8759c9cc3824ec65b113f4f6f75f69bfeea8a7ecccfd545b
