[INFO] cloning repository https://github.com/blankoslo/led-vegg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blankoslo/led-vegg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblankoslo%2Fled-vegg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblankoslo%2Fled-vegg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0da83e20fd4b6f7220fc39c4afc589320cbd3ab9
[INFO] documenting blankoslo/led-vegg against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblankoslo%2Fled-vegg" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blankoslo/led-vegg on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blankoslo/led-vegg
[INFO] finished tweaking git repo https://github.com/blankoslo/led-vegg
[INFO] tweaked toml for git repo https://github.com/blankoslo/led-vegg written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/blankoslo/led-vegg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e665e195932f6d2dc10b42c7523b73f7c0c451d67d62b93fb9e574e49261813
[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" "7e665e195932f6d2dc10b42c7523b73f7c0c451d67d62b93fb9e574e49261813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e665e195932f6d2dc10b42c7523b73f7c0c451d67d62b93fb9e574e49261813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e665e195932f6d2dc10b42c7523b73f7c0c451d67d62b93fb9e574e49261813", kill_on_drop: false }`
[INFO] [stdout] 7e665e195932f6d2dc10b42c7523b73f7c0c451d67d62b93fb9e574e49261813
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0ddbf55334b867dbe45e61473be8dd91ba65f97dda6be92bb08298d94e028ad1
[INFO] running `Command { std: "docker" "start" "-a" "0ddbf55334b867dbe45e61473be8dd91ba65f97dda6be92bb08298d94e028ad1", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking x11 v2.18.2
[INFO] [stderr]     Checking artnet_protocol v0.2.0
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]     Checking gfx-descriptor v0.2.0
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.6.2
[INFO] [stderr]     Checking gfx-memory v0.2.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking naga v0.2.0
[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-0.3.5/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="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=0928410c4c20a0e3 -C extra-filename=-0928410c4c20a0e3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-c04b5198da2c14b0.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-ce8b350d38f5a3f4.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-f381332b7b990ea1.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-535bad0a88f28207.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-263b250865756cdf.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-096bee38ad8323a5.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-b6da394695ec2edf.rmeta --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-9edb62f1d56b1ee8.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-aa8e27757ec3cf33.rmeta --extern proc_macro_hack=/opt/rustwide/target/debug/deps/libproc_macro_hack-31e6583f82098a11.so --extern proc_macro_nested=/opt/rustwide/target/debug/deps/libproc_macro_nested-405d975683d1d3c9.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-560a8b8f37310699.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: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0ddbf55334b867dbe45e61473be8dd91ba65f97dda6be92bb08298d94e028ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ddbf55334b867dbe45e61473be8dd91ba65f97dda6be92bb08298d94e028ad1", kill_on_drop: false }`
[INFO] [stdout] 0ddbf55334b867dbe45e61473be8dd91ba65f97dda6be92bb08298d94e028ad1
