[INFO] cloning repository https://github.com/Baspar/mpd-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Baspar/mpd-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaspar%2Fmpd-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBaspar%2Fmpd-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df97c538d515cf76b92a6d709d038415e643fc87
[INFO] documenting Baspar/mpd-bot 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%2FBaspar%2Fmpd-bot" "/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/Baspar/mpd-bot 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/Baspar/mpd-bot
[INFO] finished tweaking git repo https://github.com/Baspar/mpd-bot
[INFO] tweaked toml for git repo https://github.com/Baspar/mpd-bot written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Baspar/mpd-bot 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mpd v0.0.12
[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] 12425657d44c29587b4fbc8484f4f0b007c08c23825cd467c716a4034f7fb200
[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" "12425657d44c29587b4fbc8484f4f0b007c08c23825cd467c716a4034f7fb200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12425657d44c29587b4fbc8484f4f0b007c08c23825cd467c716a4034f7fb200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12425657d44c29587b4fbc8484f4f0b007c08c23825cd467c716a4034f7fb200", kill_on_drop: false }`
[INFO] [stdout] 12425657d44c29587b4fbc8484f4f0b007c08c23825cd467c716a4034f7fb200
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2dda0e127a8ececcaee683f51b31f3952fe98230d85fbf107f0234236b8d3949
[INFO] running `Command { std: "docker" "start" "-a" "2dda0e127a8ececcaee683f51b31f3952fe98230d85fbf107f0234236b8d3949", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.3
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]     Checking mpd v0.0.12
[INFO] [stderr]     Checking rusqlite v0.22.0
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking pin-project v0.4.9
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]  Documenting mpd-bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "2dda0e127a8ececcaee683f51b31f3952fe98230d85fbf107f0234236b8d3949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dda0e127a8ececcaee683f51b31f3952fe98230d85fbf107f0234236b8d3949", kill_on_drop: false }`
[INFO] [stdout] 2dda0e127a8ececcaee683f51b31f3952fe98230d85fbf107f0234236b8d3949