[INFO] fetching crate cnproc 0.2.1...
[INFO] documenting cnproc-0.2.1 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate cnproc 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cnproc 0.2.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cnproc 0.2.1
[INFO] finished tweaking crates.io crate cnproc 0.2.1
[INFO] tweaked toml for crates.io crate cnproc 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate cnproc 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-10-09" "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] 50f12a94df667f1f3239d1e04bcf2945ec627e1a548e3d286b8b240b54db80a1
[INFO] running `Command { std: "docker" "start" "-a" "50f12a94df667f1f3239d1e04bcf2945ec627e1a548e3d286b8b240b54db80a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50f12a94df667f1f3239d1e04bcf2945ec627e1a548e3d286b8b240b54db80a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f12a94df667f1f3239d1e04bcf2945ec627e1a548e3d286b8b240b54db80a1", kill_on_drop: false }`
[INFO] [stdout] 50f12a94df667f1f3239d1e04bcf2945ec627e1a548e3d286b8b240b54db80a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a01ef34e08a550e66d8945e4b19e8ec138518afe889f4ad48fdc3a984814c69a
[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" "a01ef34e08a550e66d8945e4b19e8ec138518afe889f4ad48fdc3a984814c69a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]  Documenting cnproc v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "a01ef34e08a550e66d8945e4b19e8ec138518afe889f4ad48fdc3a984814c69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01ef34e08a550e66d8945e4b19e8ec138518afe889f4ad48fdc3a984814c69a", kill_on_drop: false }`
[INFO] [stdout] a01ef34e08a550e66d8945e4b19e8ec138518afe889f4ad48fdc3a984814c69a
