[INFO] crate sp-phragmen 2.0.0-rc2 is already in cache
[INFO] documenting sp-phragmen-2.0.0-rc2 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate sp-phragmen 2.0.0-rc2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sp-phragmen 2.0.0-rc2 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 sp-phragmen 2.0.0-rc2
[INFO] finished tweaking crates.io crate sp-phragmen 2.0.0-rc2
[INFO] tweaked toml for crates.io crate sp-phragmen 2.0.0-rc2 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] b3f8cb463ab27dcb5c3cafaedc84d555242b46e3441d6eb8c0139e70537f4e6a
[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" "b3f8cb463ab27dcb5c3cafaedc84d555242b46e3441d6eb8c0139e70537f4e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3f8cb463ab27dcb5c3cafaedc84d555242b46e3441d6eb8c0139e70537f4e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f8cb463ab27dcb5c3cafaedc84d555242b46e3441d6eb8c0139e70537f4e6a", kill_on_drop: false }`
[INFO] [stdout] b3f8cb463ab27dcb5c3cafaedc84d555242b46e3441d6eb8c0139e70537f4e6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] cb9fd27781984f36ca02e79a4942b696ac463398b889b4a4d628f12b62e7d575
[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" "cb9fd27781984f36ca02e79a4942b696ac463398b889b4a4d628f12b62e7d575", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking sp-std v2.0.0-rc4
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc4
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.0
[INFO] [stderr]    Compiling sp-phragmen-compact v2.0.0-rc2
[INFO] [stderr]     Checking parity-scale-codec v1.3.1
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-rc4
[INFO] [stderr]  Documenting sp-phragmen v2.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[root_unchecked]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/node.rs:128:60
[INFO] [stdout]     |
[INFO] [stdout] 128 |     /// If you are certain that no cycles exist, you can use [`root_unchecked`].
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "cb9fd27781984f36ca02e79a4942b696ac463398b889b4a4d628f12b62e7d575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb9fd27781984f36ca02e79a4942b696ac463398b889b4a4d628f12b62e7d575", kill_on_drop: false }`
[INFO] [stdout] cb9fd27781984f36ca02e79a4942b696ac463398b889b4a4d628f12b62e7d575