[INFO] crate sugars 1.2.0 is already in cache
[INFO] documenting sugars-1.2.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate sugars 1.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sugars 1.2.0 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 sugars 1.2.0
[INFO] finished tweaking crates.io crate sugars 1.2.0
[INFO] tweaked toml for crates.io crate sugars 1.2.0 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 190d24d3d2b4dc8c41455ae3ae43daf9ef1388438421876e939a36bada477d80
[INFO] running `Command { std: "docker" "start" "-a" "190d24d3d2b4dc8c41455ae3ae43daf9ef1388438421876e939a36bada477d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "190d24d3d2b4dc8c41455ae3ae43daf9ef1388438421876e939a36bada477d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "190d24d3d2b4dc8c41455ae3ae43daf9ef1388438421876e939a36bada477d80", kill_on_drop: false }`
[INFO] [stdout] 190d24d3d2b4dc8c41455ae3ae43daf9ef1388438421876e939a36bada477d80
[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] 5f4e0fcec5b151159e18de52d5c9fef6bcbc9bb659e1c756936a65c2b808057a
[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" "5f4e0fcec5b151159e18de52d5c9fef6bcbc9bb659e1c756936a65c2b808057a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting sugars v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[VecDeque]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/collections.rs:138:15
[INFO] [stdout]     |
[INFO] [stdout] 138 | /// Create a [`VecDeque`] from a list of elements.
[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: `[BinaryHeap]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/collections.rs:268:15
[INFO] [stdout]     |
[INFO] [stdout] 268 | /// Create a [`BinaryHeap`] from a list of elements.
[INFO] [stdout]     |               ^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "5f4e0fcec5b151159e18de52d5c9fef6bcbc9bb659e1c756936a65c2b808057a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4e0fcec5b151159e18de52d5c9fef6bcbc9bb659e1c756936a65c2b808057a", kill_on_drop: false }`
[INFO] [stdout] 5f4e0fcec5b151159e18de52d5c9fef6bcbc9bb659e1c756936a65c2b808057a