[INFO] fetching crate nice-sys 0.1.0...
[INFO] documenting nice-sys-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate nice-sys 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate nice-sys 0.1.0 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 nice-sys 0.1.0
[INFO] finished tweaking crates.io crate nice-sys 0.1.0
[INFO] tweaked toml for crates.io crate nice-sys 0.1.0 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 45c01901001525b7969fd28975aac7dcb487494f4b6b3032d5642f4a3abb4f1d
[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" "45c01901001525b7969fd28975aac7dcb487494f4b6b3032d5642f4a3abb4f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45c01901001525b7969fd28975aac7dcb487494f4b6b3032d5642f4a3abb4f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45c01901001525b7969fd28975aac7dcb487494f4b6b3032d5642f4a3abb4f1d", kill_on_drop: false }`
[INFO] [stdout] 45c01901001525b7969fd28975aac7dcb487494f4b6b3032d5642f4a3abb4f1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 6fe72e0f6582c7e35a3ba35e87ec3ee9ed6f6fbe3bcd890184c5f73148f8f2bb
[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" "6fe72e0f6582c7e35a3ba35e87ec3ee9ed6f6fbe3bcd890184c5f73148f8f2bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cfg-expr v0.10.3
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling system-deps v6.0.2
[INFO] [stderr]    Compiling glib-sys v0.15.10
[INFO] [stderr]    Compiling gobject-sys v0.15.10
[INFO] [stderr]    Compiling gio-sys v0.15.10
[INFO] [stderr]  Documenting nice-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.84s
[INFO] running `Command { std: "docker" "inspect" "6fe72e0f6582c7e35a3ba35e87ec3ee9ed6f6fbe3bcd890184c5f73148f8f2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe72e0f6582c7e35a3ba35e87ec3ee9ed6f6fbe3bcd890184c5f73148f8f2bb", kill_on_drop: false }`
[INFO] [stdout] 6fe72e0f6582c7e35a3ba35e87ec3ee9ed6f6fbe3bcd890184c5f73148f8f2bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f1ef3fac3a3e4328608a2c4e0ce2a11cbec1b5e703890d6789e20f738894bf11
[INFO] running `Command { std: "docker" "start" "-a" "f1ef3fac3a3e4328608a2c4e0ce2a11cbec1b5e703890d6789e20f738894bf11", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cfg-expr v0.10.3
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling system-deps v6.0.2
[INFO] [stderr]    Compiling glib-sys v0.15.10
[INFO] [stderr]    Compiling gobject-sys v0.15.10
[INFO] [stderr]    Compiling gio-sys v0.15.10
[INFO] [stderr]  Documenting nice-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.47s
[INFO] running `Command { std: "docker" "inspect" "f1ef3fac3a3e4328608a2c4e0ce2a11cbec1b5e703890d6789e20f738894bf11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1ef3fac3a3e4328608a2c4e0ce2a11cbec1b5e703890d6789e20f738894bf11", kill_on_drop: false }`
[INFO] [stdout] f1ef3fac3a3e4328608a2c4e0ce2a11cbec1b5e703890d6789e20f738894bf11