[INFO] cloning repository https://github.com/paranoidnas/system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paranoidnas/system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparanoidnas%2Fsystem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparanoidnas%2Fsystem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7ca90ec90f79d43177a2d1eafc047d3a5e158e3
[INFO] documenting paranoidnas/system against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparanoidnas%2Fsystem" "/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/paranoidnas/system on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/paranoidnas/system
[INFO] finished tweaking git repo https://github.com/paranoidnas/system
[INFO] tweaked toml for git repo https://github.com/paranoidnas/system written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/paranoidnas/system already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/wpbrown/xactor`
[INFO] [stderr]  Downloading crates ...
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[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd8f6b8b8b6ceca2a7d11bd1ba15577d1b0c8313943ac3d48081383c67eaf08c
[INFO] running `Command { std: "docker" "start" "-a" "fd8f6b8b8b6ceca2a7d11bd1ba15577d1b0c8313943ac3d48081383c67eaf08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd8f6b8b8b6ceca2a7d11bd1ba15577d1b0c8313943ac3d48081383c67eaf08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8f6b8b8b6ceca2a7d11bd1ba15577d1b0c8313943ac3d48081383c67eaf08c", kill_on_drop: false }`
[INFO] [stdout] fd8f6b8b8b6ceca2a7d11bd1ba15577d1b0c8313943ac3d48081383c67eaf08c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd8dab4c4610cc131c73e4d9f65b0d23cbb34a9d1d22267acb43691aa8d1990d
[INFO] running `Command { std: "docker" "start" "-a" "dd8dab4c4610cc131c73e4d9f65b0d23cbb34a9d1d22267acb43691aa8d1990d", kill_on_drop: false }`
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[INFO] [stderr]     Checking warp v0.3.0
[INFO] [stderr]     Checking libblkcapt v0.1.0 (/opt/rustwide/workdir/libblkcapt)
[INFO] [stderr]  Documenting libblkcapt v0.1.0 (/opt/rustwide/workdir/libblkcapt)
[INFO] [stdout] warning: field is never read: `parent`
[INFO] [stdout]    --> libblkcapt/src/core/restic.rs:373:5
[INFO] [stdout]     |
[INFO] [stdout] 373 |     parent: Option<ResticId>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_drop_set`
[INFO] [stdout]   --> libblkcapt/src/core/retention.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn into_drop_set(self) -> HashSet<DateTime<Utc>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking blkcaptapp v0.1.0 (/opt/rustwide/workdir/blkcaptapp)
[INFO] [stderr]  Documenting blkcaptapp v0.1.0 (/opt/rustwide/workdir/blkcaptapp)
[INFO] [stderr]  Documenting blkcaptctl v0.1.0 (/opt/rustwide/workdir/blkcaptctl)
[INFO] [stderr]  Documenting blkcaptwrk v0.1.0 (/opt/rustwide/workdir/blkcaptwrk)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.57s
[INFO] running `Command { std: "docker" "inspect" "dd8dab4c4610cc131c73e4d9f65b0d23cbb34a9d1d22267acb43691aa8d1990d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8dab4c4610cc131c73e4d9f65b0d23cbb34a9d1d22267acb43691aa8d1990d", kill_on_drop: false }`
[INFO] [stdout] dd8dab4c4610cc131c73e4d9f65b0d23cbb34a9d1d22267acb43691aa8d1990d