[INFO] fetching crate nibb 0.0.1...
[INFO] documenting nibb-0.0.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate nibb 0.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate nibb 0.0.1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nibb 0.0.1
[INFO] finished tweaking crates.io crate nibb 0.0.1
[INFO] tweaked toml for crates.io crate nibb 0.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] 43677dcab1c98ac4b7a35bd5066778a8c8b3a21d845d8db3005e14a09e3859f5
[INFO] running `Command { std: "docker" "start" "-a" "43677dcab1c98ac4b7a35bd5066778a8c8b3a21d845d8db3005e14a09e3859f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43677dcab1c98ac4b7a35bd5066778a8c8b3a21d845d8db3005e14a09e3859f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43677dcab1c98ac4b7a35bd5066778a8c8b3a21d845d8db3005e14a09e3859f5", kill_on_drop: false }`
[INFO] [stdout] 43677dcab1c98ac4b7a35bd5066778a8c8b3a21d845d8db3005e14a09e3859f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 29f413a007fffaa3a1f91be921285f8feb935fd68c635c9dd89cbd69dda08154
[INFO] running `Command { std: "docker" "start" "-a" "29f413a007fffaa3a1f91be921285f8feb935fd68c635c9dd89cbd69dda08154", kill_on_drop: false }`
[INFO] [stderr]  Documenting nibb v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "29f413a007fffaa3a1f91be921285f8feb935fd68c635c9dd89cbd69dda08154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29f413a007fffaa3a1f91be921285f8feb935fd68c635c9dd89cbd69dda08154", kill_on_drop: false }`
[INFO] [stdout] 29f413a007fffaa3a1f91be921285f8feb935fd68c635c9dd89cbd69dda08154
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 0863d496d74710495a6a47a984d89873c40db87beaed59e52f83ee0f04097df4
[INFO] running `Command { std: "docker" "start" "-a" "0863d496d74710495a6a47a984d89873c40db87beaed59e52f83ee0f04097df4", kill_on_drop: false }`
[INFO] [stderr]  Documenting nibb v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "0863d496d74710495a6a47a984d89873c40db87beaed59e52f83ee0f04097df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0863d496d74710495a6a47a984d89873c40db87beaed59e52f83ee0f04097df4", kill_on_drop: false }`
[INFO] [stdout] 0863d496d74710495a6a47a984d89873c40db87beaed59e52f83ee0f04097df4