[INFO] fetching crate linfa-clustering 0.1.0...
[INFO] documenting linfa-clustering-0.1.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate linfa-clustering 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate linfa-clustering 0.1.0 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 linfa-clustering 0.1.0
[INFO] finished tweaking crates.io crate linfa-clustering 0.1.0
[INFO] tweaked toml for crates.io crate linfa-clustering 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate linfa-clustering 0.1.0 already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 9b9009fc20c0352b6eb43cbfae3126cecfea675f4b3f1b9ff461d4839fe51eb3
[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" "9b9009fc20c0352b6eb43cbfae3126cecfea675f4b3f1b9ff461d4839fe51eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b9009fc20c0352b6eb43cbfae3126cecfea675f4b3f1b9ff461d4839fe51eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b9009fc20c0352b6eb43cbfae3126cecfea675f4b3f1b9ff461d4839fe51eb3", kill_on_drop: false }`
[INFO] [stdout] 9b9009fc20c0352b6eb43cbfae3126cecfea675f4b3f1b9ff461d4839fe51eb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 4321ab252f3b9bfa53e4a82b6111d81a55ded952497649f18213b430a547a284
[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" "4321ab252f3b9bfa53e4a82b6111d81a55ded952497649f18213b430a547a284", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking noisy_float v0.1.11
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking ndarray-rand v0.11.0
[INFO] [stderr]     Checking ndarray-stats v0.3.0
[INFO] [stderr]  Documenting linfa-clustering v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/k_means/algorithm.rs:242:16
[INFO] [stdout]     |
[INFO] [stdout] 242 | /// membership[i] == closest_centroid(&centroids, &observations.slice(s![i, ..])
[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: `[i]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/k_means/algorithm.rs:260:16
[INFO] [stdout]     |
[INFO] [stdout] 260 | /// membership[i] == closest_centroid(&centroids, &observations.slice(s![i, ..])
[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 47.88s
[INFO] running `Command { std: "docker" "inspect" "4321ab252f3b9bfa53e4a82b6111d81a55ded952497649f18213b430a547a284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4321ab252f3b9bfa53e4a82b6111d81a55ded952497649f18213b430a547a284", kill_on_drop: false }`
[INFO] [stdout] 4321ab252f3b9bfa53e4a82b6111d81a55ded952497649f18213b430a547a284