[INFO] cloning repository https://github.com/wbglaeser/ml-linreg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wbglaeser/ml-linreg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbglaeser%2Fml-linreg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbglaeser%2Fml-linreg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a10c61a0118da6ce03ebc787d4ea889c139c30d
[INFO] documenting wbglaeser/ml-linreg against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbglaeser%2Fml-linreg" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wbglaeser/ml-linreg on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wbglaeser/ml-linreg
[INFO] finished tweaking git repo https://github.com/wbglaeser/ml-linreg
[INFO] tweaked toml for git repo https://github.com/wbglaeser/ml-linreg written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/wbglaeser/ml-linreg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-csv v0.4.1
[INFO] [stderr]   Downloaded plotly v0.4.1
[INFO] [stderr]   Downloaded darn v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab559a0386f0399fd4b0e4fe668a9a522826a2e49285e62606d24a4b55c061b3
[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" "ab559a0386f0399fd4b0e4fe668a9a522826a2e49285e62606d24a4b55c061b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab559a0386f0399fd4b0e4fe668a9a522826a2e49285e62606d24a4b55c061b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab559a0386f0399fd4b0e4fe668a9a522826a2e49285e62606d24a4b55c061b3", kill_on_drop: false }`
[INFO] [stdout] ab559a0386f0399fd4b0e4fe668a9a522826a2e49285e62606d24a4b55c061b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d610e87106ebb4f8b4bac939da412212a86372c0a37b1d8e30d5f44834e14191
[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" "d610e87106ebb4f8b4bac939da412212a86372c0a37b1d8e30d5f44834e14191", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling askama_escape v0.3.0
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling ring v0.16.14
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking nanoid v0.3.0
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking ureq v0.11.4
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking askama_shared v0.9.1
[INFO] [stderr]     Checking ndarray-csv v0.4.1
[INFO] [stderr]    Compiling askama_derive v0.9.0
[INFO] [stderr]     Checking askama v0.9.0
[INFO] [stderr]     Checking plotly v0.4.1
[INFO] [stderr]     Checking darn v0.1.11
[INFO] [stderr]  Documenting lin_reg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "d610e87106ebb4f8b4bac939da412212a86372c0a37b1d8e30d5f44834e14191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d610e87106ebb4f8b4bac939da412212a86372c0a37b1d8e30d5f44834e14191", kill_on_drop: false }`
[INFO] [stdout] d610e87106ebb4f8b4bac939da412212a86372c0a37b1d8e30d5f44834e14191