[INFO] updating cached repository https://github.com/MatthieuGANNE/matrix_mult
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54ab15bbc9e0f7fd54fcde3ee1ef6486bc4e2ab6
[INFO] documenting MatthieuGANNE/matrix_mult against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMatthieuGANNE%2Fmatrix_mult" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MatthieuGANNE/matrix_mult 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 git repo https://github.com/MatthieuGANNE/matrix_mult
[INFO] finished tweaking git repo https://github.com/MatthieuGANNE/matrix_mult
[INFO] tweaked toml for git repo https://github.com/MatthieuGANNE/matrix_mult written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/MatthieuGANNE/matrix_mult 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 5169a9dd00828fe5cf1884d18d63994dada5c72468548fd9874a8ba38d30f98e
[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" "5169a9dd00828fe5cf1884d18d63994dada5c72468548fd9874a8ba38d30f98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5169a9dd00828fe5cf1884d18d63994dada5c72468548fd9874a8ba38d30f98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5169a9dd00828fe5cf1884d18d63994dada5c72468548fd9874a8ba38d30f98e", kill_on_drop: false }`
[INFO] [stdout] 5169a9dd00828fe5cf1884d18d63994dada5c72468548fd9874a8ba38d30f98e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 7d9ab6f614a9ba7443b72ab2e98292cf93c6d46c82ec0ad7ad7563e08276d7a3
[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" "7d9ab6f614a9ba7443b72ab2e98292cf93c6d46c82ec0ad7ad7563e08276d7a3", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling openblas-src v0.6.1
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]    Compiling hwloc v0.5.0
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking arrayvec v0.4.11
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking blas-src v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking crossbeam v0.7.2
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]    Compiling derive-divisible v0.1.0 (https://github.com/wagnerf42/derive-divisible?branch=new_api#e3e655f9)
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking rayon_logs v0.1.2 (https://github.com/wagnerf42/rayon-logs#f60bfb40)
[INFO] [stderr]     Checking rayon_adaptive v0.1.0 (https://github.com/wagnerf42/rayon-adaptive.git?branch=new_api#4254a6d4)
[INFO] [stderr]     Checking vektor v0.2.1
[INFO] [stderr]     Checking faster v0.5.0 (https://github.com/AdamNiederer/faster/#6f99e039)
[INFO] [stderr]  Documenting matrix_mult v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 56s
[INFO] running `Command { std: "docker" "inspect" "7d9ab6f614a9ba7443b72ab2e98292cf93c6d46c82ec0ad7ad7563e08276d7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d9ab6f614a9ba7443b72ab2e98292cf93c6d46c82ec0ad7ad7563e08276d7a3", kill_on_drop: false }`
[INFO] [stdout] 7d9ab6f614a9ba7443b72ab2e98292cf93c6d46c82ec0ad7ad7563e08276d7a3