[INFO] cloning repository https://github.com/boxdot/gurk-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boxdot/gurk-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboxdot%2Fgurk-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboxdot%2Fgurk-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2eabdcd2b8465abbc8ae27cf0c21729e772e8039
[INFO] documenting boxdot/gurk-rs 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%2Fboxdot%2Fgurk-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/boxdot/gurk-rs 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/boxdot/gurk-rs
[INFO] finished tweaking git repo https://github.com/boxdot/gurk-rs
[INFO] tweaked toml for git repo https://github.com/boxdot/gurk-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/boxdot/gurk-rs 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 proc-macro-error-attr v1.0.3
[INFO] [stderr]   Downloaded proc-macro-error v1.0.3
[INFO] [stderr]   Downloaded structopt-derive v0.4.8
[INFO] [stderr]   Downloaded structopt v0.3.15
[INFO] [stderr]   Downloaded tui v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b9100156f3d3b51c88bc4f84220ebc01076df2ab42d5076ba0b81aed077711bc
[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" "b9100156f3d3b51c88bc4f84220ebc01076df2ab42d5076ba0b81aed077711bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9100156f3d3b51c88bc4f84220ebc01076df2ab42d5076ba0b81aed077711bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9100156f3d3b51c88bc4f84220ebc01076df2ab42d5076ba0b81aed077711bc", kill_on_drop: false }`
[INFO] [stdout] b9100156f3d3b51c88bc4f84220ebc01076df2ab42d5076ba0b81aed077711bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 2728ac67e3c778a7ddea0e0b443089a5082227e7a90b5c2edc8e0b26ace2a2ed
[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" "2728ac67e3c778a7ddea0e0b443089a5082227e7a90b5c2edc8e0b26ace2a2ed", kill_on_drop: false }`
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking crossterm v0.17.7
[INFO] [stderr]     Checking tui v0.10.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]  Documenting gurk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.40s
[INFO] running `Command { std: "docker" "inspect" "2728ac67e3c778a7ddea0e0b443089a5082227e7a90b5c2edc8e0b26ace2a2ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2728ac67e3c778a7ddea0e0b443089a5082227e7a90b5c2edc8e0b26ace2a2ed", kill_on_drop: false }`
[INFO] [stdout] 2728ac67e3c778a7ddea0e0b443089a5082227e7a90b5c2edc8e0b26ace2a2ed