[INFO] fetching crate lookupunicode 0.1.0...
[INFO] documenting lookupunicode-0.1.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate lookupunicode 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate lookupunicode 0.1.0 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 crates.io crate lookupunicode 0.1.0
[INFO] finished tweaking crates.io crate lookupunicode 0.1.0
[INFO] tweaked toml for crates.io crate lookupunicode 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate lookupunicode 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0ab9b1a43a9d9b1541595e333fc207eaedc40a9a1aea4ddff8a6e089a7f58c09
[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" "0ab9b1a43a9d9b1541595e333fc207eaedc40a9a1aea4ddff8a6e089a7f58c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ab9b1a43a9d9b1541595e333fc207eaedc40a9a1aea4ddff8a6e089a7f58c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab9b1a43a9d9b1541595e333fc207eaedc40a9a1aea4ddff8a6e089a7f58c09", kill_on_drop: false }`
[INFO] [stdout] 0ab9b1a43a9d9b1541595e333fc207eaedc40a9a1aea4ddff8a6e089a7f58c09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] a7e139ea48050985513784658aa5f8bf8770a2e417377d1880327c3853de702d
[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" "a7e139ea48050985513784658aa5f8bf8770a2e417377d1880327c3853de702d", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling unindent v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling indoc v1.0.2
[INFO] [stderr]    Compiling lookupunicode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `lookupunicode v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/lookupunicode-0185778c1e9b6106/build-script-build` (exit code: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: No such file or directory (os error 2)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a7e139ea48050985513784658aa5f8bf8770a2e417377d1880327c3853de702d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e139ea48050985513784658aa5f8bf8770a2e417377d1880327c3853de702d", kill_on_drop: false }`
[INFO] [stdout] a7e139ea48050985513784658aa5f8bf8770a2e417377d1880327c3853de702d
