[INFO] fetching crate arpack-ng 0.1.1-alpha.4...
[INFO] documenting arpack-ng-0.1.1-alpha.4 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate arpack-ng 0.1.1-alpha.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate arpack-ng 0.1.1-alpha.4 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 arpack-ng 0.1.1-alpha.4
[INFO] finished tweaking crates.io crate arpack-ng 0.1.1-alpha.4
[INFO] tweaked toml for crates.io crate arpack-ng 0.1.1-alpha.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate arpack-ng 0.1.1-alpha.4 already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 8a514ffb6ad541cd5c47c3e484042c8541a116fa80148ab1d117bbfb34c9a878
[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" "8a514ffb6ad541cd5c47c3e484042c8541a116fa80148ab1d117bbfb34c9a878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a514ffb6ad541cd5c47c3e484042c8541a116fa80148ab1d117bbfb34c9a878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a514ffb6ad541cd5c47c3e484042c8541a116fa80148ab1d117bbfb34c9a878", kill_on_drop: false }`
[INFO] [stdout] 8a514ffb6ad541cd5c47c3e484042c8541a116fa80148ab1d117bbfb34c9a878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 6aec78c7c69cf0ffcc7b41b2657c596cc53ae331602e2d65029fa3c9aab3c995
[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" "6aec78c7c69cf0ffcc7b41b2657c596cc53ae331602e2d65029fa3c9aab3c995", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.54.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling arpack-ng-sys v0.1.3-alpha.1
[INFO] [stderr]  Documenting arpack-ng v0.1.1-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "6aec78c7c69cf0ffcc7b41b2657c596cc53ae331602e2d65029fa3c9aab3c995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aec78c7c69cf0ffcc7b41b2657c596cc53ae331602e2d65029fa3c9aab3c995", kill_on_drop: false }`
[INFO] [stdout] 6aec78c7c69cf0ffcc7b41b2657c596cc53ae331602e2d65029fa3c9aab3c995