[INFO] cloning repository https://github.com/denislobanov/rustygenmo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/denislobanov/rustygenmo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenislobanov%2Frustygenmo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenislobanov%2Frustygenmo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1480d63db79af6b02352e77f6803816515d4f9d
[INFO] documenting denislobanov/rustygenmo 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%2Fdenislobanov%2Frustygenmo" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/denislobanov/rustygenmo 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/denislobanov/rustygenmo
[INFO] finished tweaking git repo https://github.com/denislobanov/rustygenmo
[INFO] tweaked toml for git repo https://github.com/denislobanov/rustygenmo written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/denislobanov/rustygenmo 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 isahc v0.7.6
[INFO] [stderr]   Downloaded partial_application v0.2.0
[INFO] [stderr]   Downloaded sluice v0.4.2
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.3
[INFO] [stderr]   Downloaded soup v0.4.1
[INFO] [stderr]   Downloaded syn v0.13.11
[INFO] [stderr]   Downloaded curl v0.4.25
[INFO] [stderr]   Downloaded sled v0.29.2
[INFO] [stderr]   Downloaded markup5ever v0.7.5
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.2
[INFO] [stderr]   Downloaded curl-sys v0.4.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] fe1868b668bc8ab7db08e75e97749a9d9994b3e2070d2256cf2b862a6462e52d
[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" "fe1868b668bc8ab7db08e75e97749a9d9994b3e2070d2256cf2b862a6462e52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe1868b668bc8ab7db08e75e97749a9d9994b3e2070d2256cf2b862a6462e52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe1868b668bc8ab7db08e75e97749a9d9994b3e2070d2256cf2b862a6462e52d", kill_on_drop: false }`
[INFO] [stdout] fe1868b668bc8ab7db08e75e97749a9d9994b3e2070d2256cf2b862a6462e52d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 85eea31526942f5f100e2973f1d8f72add78168e94bfe3a45e9a6045b2dbe250
[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" "85eea31526942f5f100e2973f1d8f72add78168e94bfe3a45e9a6045b2dbe250", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking partial_application v0.2.0
[INFO] [stderr]    Compiling curl-sys v0.4.24
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.52
[INFO] [stderr]    Compiling bincode v1.2.0
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking sluice v0.4.2
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]    Compiling html5ever v0.22.3
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]     Checking serde_bytes v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]     Checking sled v0.29.2
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]     Checking scraper v0.11.0
[INFO] [stderr]     Checking soup v0.4.1
[INFO] [stderr]  Documenting rustygenmo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "85eea31526942f5f100e2973f1d8f72add78168e94bfe3a45e9a6045b2dbe250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85eea31526942f5f100e2973f1d8f72add78168e94bfe3a45e9a6045b2dbe250", kill_on_drop: false }`
[INFO] [stdout] 85eea31526942f5f100e2973f1d8f72add78168e94bfe3a45e9a6045b2dbe250