[INFO] cloning repository https://github.com/danieldk/gemm-benchmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danieldk/gemm-benchmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fgemm-benchmark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fgemm-benchmark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 269e1a485680c8768ae8157d40b9222d659936cc
[INFO] documenting danieldk/gemm-benchmark against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fgemm-benchmark" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danieldk/gemm-benchmark 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 git repo https://github.com/danieldk/gemm-benchmark
[INFO] finished tweaking git repo https://github.com/danieldk/gemm-benchmark
[INFO] tweaked toml for git repo https://github.com/danieldk/gemm-benchmark written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/danieldk/gemm-benchmark already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded intel-mkl-tool v0.2.0+mkl2020.1
[INFO] [stderr]   Downloaded openblas-build v0.1.1
[INFO] [stderr]   Downloaded intel-mkl-src v0.6.0+mkl2020.1
[INFO] [stderr]   Downloaded accelerate-src v0.3.2
[INFO] [stderr]   Downloaded blis-src v0.2.1
[INFO] [stderr]   Downloaded openblas-src v0.10.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 97a5ed5945cc86d7b75cc4a62c9662b10d5fbf5c6c4e735b6ba02e8d801ae125
[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" "97a5ed5945cc86d7b75cc4a62c9662b10d5fbf5c6c4e735b6ba02e8d801ae125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97a5ed5945cc86d7b75cc4a62c9662b10d5fbf5c6c4e735b6ba02e8d801ae125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a5ed5945cc86d7b75cc4a62c9662b10d5fbf5c6c4e735b6ba02e8d801ae125", kill_on_drop: false }`
[INFO] [stdout] 97a5ed5945cc86d7b75cc4a62c9662b10d5fbf5c6c4e735b6ba02e8d801ae125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d2e4a4c73a94928f4e5a7e7b8f4c275784a1fd2043c0e876b8ee94bf0549bf74
[INFO] running `Command { std: "docker" "start" "-a" "d2e4a4c73a94928f4e5a7e7b8f4c275784a1fd2043c0e876b8ee94bf0549bf74", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling rayon-core v1.9.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon v1.5.2
[INFO] [stderr]     Checking crossbeam-utils v0.8.8
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]  Documenting gemm-benchmark v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.59s
[INFO] running `Command { std: "docker" "inspect" "d2e4a4c73a94928f4e5a7e7b8f4c275784a1fd2043c0e876b8ee94bf0549bf74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e4a4c73a94928f4e5a7e7b8f4c275784a1fd2043c0e876b8ee94bf0549bf74", kill_on_drop: false }`
[INFO] [stdout] d2e4a4c73a94928f4e5a7e7b8f4c275784a1fd2043c0e876b8ee94bf0549bf74