[INFO] fetching crate ref-portals 1.0.0-beta.2...
[INFO] documenting ref-portals-1.0.0-beta.2 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate ref-portals 1.0.0-beta.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ref-portals 1.0.0-beta.2 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 ref-portals 1.0.0-beta.2
[INFO] finished tweaking crates.io crate ref-portals 1.0.0-beta.2
[INFO] tweaked toml for crates.io crate ref-portals 1.0.0-beta.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-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] 1899b38f292f2a4643957179175c38bb329fdb172ea80234afbe03a7f53070c1
[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" "1899b38f292f2a4643957179175c38bb329fdb172ea80234afbe03a7f53070c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1899b38f292f2a4643957179175c38bb329fdb172ea80234afbe03a7f53070c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1899b38f292f2a4643957179175c38bb329fdb172ea80234afbe03a7f53070c1", kill_on_drop: false }`
[INFO] [stdout] 1899b38f292f2a4643957179175c38bb329fdb172ea80234afbe03a7f53070c1
[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] 0b78193dc4b84117c17b159986b5c261a61774f9d847414e4f04b170ad0a1e0d
[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" "0b78193dc4b84117c17b159986b5c261a61774f9d847414e4f04b170ad0a1e0d", kill_on_drop: false }`
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]  Documenting ref-portals v1.0.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "0b78193dc4b84117c17b159986b5c261a61774f9d847414e4f04b170ad0a1e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b78193dc4b84117c17b159986b5c261a61774f9d847414e4f04b170ad0a1e0d", kill_on_drop: false }`
[INFO] [stdout] 0b78193dc4b84117c17b159986b5c261a61774f9d847414e4f04b170ad0a1e0d
