[INFO] cloning repository https://github.com/BytewaveMLP/dlas-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BytewaveMLP/dlas-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBytewaveMLP%2Fdlas-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBytewaveMLP%2Fdlas-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ba0ed172c318d67b8c48dde99ca1385965ce6b4
[INFO] documenting BytewaveMLP/dlas-rs against beta-2021-09-08 for beta-1.56-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBytewaveMLP%2Fdlas-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BytewaveMLP/dlas-rs on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BytewaveMLP/dlas-rs
[INFO] finished tweaking git repo https://github.com/BytewaveMLP/dlas-rs
[INFO] tweaked toml for git repo https://github.com/BytewaveMLP/dlas-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/BytewaveMLP/dlas-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lber v0.3.0
[INFO] [stderr]   Downloaded ldap3 v0.9.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68b185fc9c05d3359fa0a6ee700f56c1ddd81127d6b0e2ff8dc3228ac76eb0a5
[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" "68b185fc9c05d3359fa0a6ee700f56c1ddd81127d6b0e2ff8dc3228ac76eb0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68b185fc9c05d3359fa0a6ee700f56c1ddd81127d6b0e2ff8dc3228ac76eb0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b185fc9c05d3359fa0a6ee700f56c1ddd81127d6b0e2ff8dc3228ac76eb0a5", kill_on_drop: false }`
[INFO] [stdout] 68b185fc9c05d3359fa0a6ee700f56c1ddd81127d6b0e2ff8dc3228ac76eb0a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bbeb67a2625eeb8f56f7650629d71f187552d398f814a845e8a90b184de9d25
[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" "7bbeb67a2625eeb8f56f7650629d71f187552d398f814a845e8a90b184de9d25", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking lber v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]     Checking futures-util v0.3.15
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking actix-router v0.2.7
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr] error: could not compile `futures-util`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.15/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="default"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="proc-macro-hack"' --cfg 'feature="proc-macro-nested"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' -C metadata=571f433152711210 -C extra-filename=-571f433152711210 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-a8618a9b7c5d68e2.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-b72fe74f1fe409f1.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-f371f4be84b2109b.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-aa0f0ef9a590c679.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-d3dc1acd716fc3ac.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-4ebc08426f1e015d.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-b1d7c0c1edc2f6d9.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-4319a7fa95c879ec.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-c17bf529103421a9.rmeta --extern proc_macro_hack=/opt/rustwide/target/debug/deps/libproc_macro_hack-c25b807cb58a0525.so --extern proc_macro_nested=/opt/rustwide/target/debug/deps/libproc_macro_nested-d858412c2e4f5b2a.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-f5706d1b82208fea.rmeta --cap-lints allow --cfg fn_like_proc_macro` (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" "7bbeb67a2625eeb8f56f7650629d71f187552d398f814a845e8a90b184de9d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bbeb67a2625eeb8f56f7650629d71f187552d398f814a845e8a90b184de9d25", kill_on_drop: false }`
[INFO] [stdout] 7bbeb67a2625eeb8f56f7650629d71f187552d398f814a845e8a90b184de9d25