[INFO] fetching crate bitcoin_num 0.2.3...
[INFO] documenting bitcoin_num-0.2.3 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate bitcoin_num 0.2.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate bitcoin_num 0.2.3 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 bitcoin_num 0.2.3
[INFO] finished tweaking crates.io crate bitcoin_num 0.2.3
[INFO] tweaked toml for crates.io crate bitcoin_num 0.2.3 written to /workspace/builds/worker-1/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] 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-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" "+1.47.0" "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] 5a8a1d0113a32b0c040ed77aab4c8af6ef3112b46c47d9bb53d052d963d6b288
[INFO] running `Command { std: "docker" "start" "-a" "5a8a1d0113a32b0c040ed77aab4c8af6ef3112b46c47d9bb53d052d963d6b288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a8a1d0113a32b0c040ed77aab4c8af6ef3112b46c47d9bb53d052d963d6b288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a8a1d0113a32b0c040ed77aab4c8af6ef3112b46c47d9bb53d052d963d6b288", kill_on_drop: false }`
[INFO] [stdout] 5a8a1d0113a32b0c040ed77aab4c8af6ef3112b46c47d9bb53d052d963d6b288
[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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 294195f9f9d824770719d5cea7e88f74cbacfc5e3200050a5e5dfcc3770bc417
[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" "294195f9f9d824770719d5cea7e88f74cbacfc5e3200050a5e5dfcc3770bc417", kill_on_drop: false }`
[INFO] [stderr]  Documenting bitcoin_num v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "294195f9f9d824770719d5cea7e88f74cbacfc5e3200050a5e5dfcc3770bc417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294195f9f9d824770719d5cea7e88f74cbacfc5e3200050a5e5dfcc3770bc417", kill_on_drop: false }`
[INFO] [stdout] 294195f9f9d824770719d5cea7e88f74cbacfc5e3200050a5e5dfcc3770bc417
