[INFO] crate owned-read 0.4.1 is already in cache
[INFO] documenting owned-read-0.4.1 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate owned-read 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate owned-read 0.4.1 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate owned-read 0.4.1
[INFO] finished tweaking crates.io crate owned-read 0.4.1
[INFO] tweaked toml for crates.io crate owned-read 0.4.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", 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] 1d42f3d1203ee76e2642e72de665411105f7498006870e8a96b529dfbe9fbaf2
[INFO] running `Command { std: "docker" "start" "-a" "1d42f3d1203ee76e2642e72de665411105f7498006870e8a96b529dfbe9fbaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d42f3d1203ee76e2642e72de665411105f7498006870e8a96b529dfbe9fbaf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d42f3d1203ee76e2642e72de665411105f7498006870e8a96b529dfbe9fbaf2", kill_on_drop: false }`
[INFO] [stdout] 1d42f3d1203ee76e2642e72de665411105f7498006870e8a96b529dfbe9fbaf2
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 937be67978d4a9a2e47b0ad43119b9df059f6933dde9591d9104cc06c0140cef
[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" "937be67978d4a9a2e47b0ad43119b9df059f6933dde9591d9104cc06c0140cef", kill_on_drop: false }`
[INFO] [stderr]  Documenting owned-read v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "937be67978d4a9a2e47b0ad43119b9df059f6933dde9591d9104cc06c0140cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "937be67978d4a9a2e47b0ad43119b9df059f6933dde9591d9104cc06c0140cef", kill_on_drop: false }`
[INFO] [stdout] 937be67978d4a9a2e47b0ad43119b9df059f6933dde9591d9104cc06c0140cef