[INFO] fetching crate light-curve-feature 0.1.20...
[INFO] documenting light-curve-feature-0.1.20 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate light-curve-feature 0.1.20 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate light-curve-feature 0.1.20 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 light-curve-feature 0.1.20
[INFO] finished tweaking crates.io crate light-curve-feature 0.1.20
[INFO] tweaked toml for crates.io crate light-curve-feature 0.1.20 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] f480a91ebc1dd585bfcfd669de8fd7ec3fc332e7ae7e6a32a121223dfa713abd
[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" "f480a91ebc1dd585bfcfd669de8fd7ec3fc332e7ae7e6a32a121223dfa713abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f480a91ebc1dd585bfcfd669de8fd7ec3fc332e7ae7e6a32a121223dfa713abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f480a91ebc1dd585bfcfd669de8fd7ec3fc332e7ae7e6a32a121223dfa713abd", kill_on_drop: false }`
[INFO] [stdout] f480a91ebc1dd585bfcfd669de8fd7ec3fc332e7ae7e6a32a121223dfa713abd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 039a441e22875a3ab85c7e6cc7517d712168ce4387fd0f9874f99935b1ec4a2e
[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" "039a441e22875a3ab85c7e6cc7517d712168ce4387fd0f9874f99935b1ec4a2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]     Checking dyn-clone v1.0.2
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking light-curve-common v0.1.0
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling flate2 v1.0.17
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]     Checking ndarray v0.12.1
[INFO] [stderr]    Compiling zip v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling ftp v3.0.1
[INFO] [stderr]    Compiling fftw-src v0.3.2
[INFO] [stderr]     Checking fftw-sys v0.5.0
[INFO] [stderr]     Checking fftw v0.6.2
[INFO] [stderr]  Documenting light-curve-feature v0.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 37s
[INFO] running `Command { std: "docker" "inspect" "039a441e22875a3ab85c7e6cc7517d712168ce4387fd0f9874f99935b1ec4a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039a441e22875a3ab85c7e6cc7517d712168ce4387fd0f9874f99935b1ec4a2e", kill_on_drop: false }`
[INFO] [stdout] 039a441e22875a3ab85c7e6cc7517d712168ce4387fd0f9874f99935b1ec4a2e