[INFO] cloning repository https://github.com/valeth/discord-mpv-presence
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/valeth/discord-mpv-presence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaleth%2Fdiscord-mpv-presence", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvaleth%2Fdiscord-mpv-presence'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e07d2f79a1e920c63a43c9015881f98de295f9ad
[INFO] documenting valeth/discord-mpv-presence 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%2Fvaleth%2Fdiscord-mpv-presence" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/valeth/discord-mpv-presence 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/valeth/discord-mpv-presence
[INFO] finished tweaking git repo https://github.com/valeth/discord-mpv-presence
[INFO] tweaked toml for git repo https://github.com/valeth/discord-mpv-presence written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/valeth/discord-mpv-presence 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 discord-rpc-client v0.1.4
[INFO] [stderr]   Downloaded serde v1.0.35
[INFO] [stderr]   Downloaded byte v0.2.3
[INFO] [stderr]   Downloaded serde_derive_internals v0.22.1
[INFO] [stderr]   Downloaded serde_derive v1.0.35
[INFO] [stderr]   Downloaded mpvipc v1.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] b24e357e5ed3214930d8a34853afdf005dbd20f9346dce16986fc7478fcce22c
[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" "b24e357e5ed3214930d8a34853afdf005dbd20f9346dce16986fc7478fcce22c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b24e357e5ed3214930d8a34853afdf005dbd20f9346dce16986fc7478fcce22c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b24e357e5ed3214930d8a34853afdf005dbd20f9346dce16986fc7478fcce22c", kill_on_drop: false }`
[INFO] [stdout] b24e357e5ed3214930d8a34853afdf005dbd20f9346dce16986fc7478fcce22c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0919dd7f37ebc322cb3474e7ab3bd6b351ed3e046eeeec9c2506ad5e560988df
[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" "0919dd7f37ebc322cb3474e7ab3bd6b351ed3e046eeeec9c2506ad5e560988df", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v1.0.35
[INFO] [stderr]     Checking byte v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking uuid v0.6.2
[INFO] [stderr]     Checking regex v0.2.10
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling serde_derive_internals v0.22.1
[INFO] [stderr]    Compiling serde_derive v1.0.35
[INFO] [stderr]     Checking serde_json v1.0.13
[INFO] [stderr]     Checking mpvipc v1.1.5
[INFO] [stderr]     Checking discord-rpc-client v0.1.4
[INFO] [stderr]  Documenting discord-mpv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.20s
[INFO] running `Command { std: "docker" "inspect" "0919dd7f37ebc322cb3474e7ab3bd6b351ed3e046eeeec9c2506ad5e560988df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0919dd7f37ebc322cb3474e7ab3bd6b351ed3e046eeeec9c2506ad5e560988df", kill_on_drop: false }`
[INFO] [stdout] 0919dd7f37ebc322cb3474e7ab3bd6b351ed3e046eeeec9c2506ad5e560988df