[INFO] cloning repository https://github.com/lholznagel/rust-dns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lholznagel/rust-dns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flholznagel%2Frust-dns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flholznagel%2Frust-dns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b20d990f3377bb7b6457d9a64236bc409fb9a1ed
[INFO] documenting lholznagel/rust-dns against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flholznagel%2Frust-dns" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lholznagel/rust-dns on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lholznagel/rust-dns
[INFO] finished tweaking git repo https://github.com/lholznagel/rust-dns
[INFO] tweaked toml for git repo https://github.com/lholznagel/rust-dns written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/lholznagel/rust-dns already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.26
[INFO] [stderr]   Downloaded async-io v1.1.5
[INFO] [stderr]   Downloaded nb-connect v1.0.1
[INFO] [stderr]   Downloaded libc v0.2.78
[INFO] [stderr]   Downloaded async-global-executor v1.3.0
[INFO] [stderr]   Downloaded async-std v1.6.5
[INFO] [stderr]   Downloaded loggify v1.0.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2a5127068598e7543fba304f0e117f305670681afc7ad711e746653b399d1e2
[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" "d2a5127068598e7543fba304f0e117f305670681afc7ad711e746653b399d1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2a5127068598e7543fba304f0e117f305670681afc7ad711e746653b399d1e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a5127068598e7543fba304f0e117f305670681afc7ad711e746653b399d1e2", kill_on_drop: false }`
[INFO] [stdout] d2a5127068598e7543fba304f0e117f305670681afc7ad711e746653b399d1e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] c319080959e0c4520d539ea02f1a29b50f084f94076d27361c31db96de2b13b6
[INFO] running `Command { std: "docker" "start" "-a" "c319080959e0c4520d539ea02f1a29b50f084f94076d27361c31db96de2b13b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]     Checking fastrand v1.3.5
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking async-task v4.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rdns_proto v0.1.0 (/opt/rustwide/workdir/proto)
[INFO] [stderr]  Documenting rdns_proto v0.1.0 (/opt/rustwide/workdir/proto)
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking yaml-rust v0.4.2
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking async-channel v1.4.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stdout] warning: associated function is never used: `read_u8_as_binary`
[INFO] [stdout]   --> proto/src/reader.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn read_u8_as_binary(&mut self) -> Result<[u8; 8]> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking futures-lite v1.8.0
[INFO] [stderr]     Checking nb-connect v1.0.1
[INFO] [stderr]     Checking polling v1.1.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.41
[INFO] [stderr]     Checking loggify v1.0.0
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking async-io v1.1.5
[INFO] [stderr]     Checking blocking v1.0.0
[INFO] [stderr]     Checking async-global-executor v1.3.0
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]     Checking async-std v1.6.5
[INFO] [stderr]  Documenting rdns_daemon v0.1.0 (/opt/rustwide/workdir/daemon)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.35s
[INFO] running `Command { std: "docker" "inspect" "c319080959e0c4520d539ea02f1a29b50f084f94076d27361c31db96de2b13b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c319080959e0c4520d539ea02f1a29b50f084f94076d27361c31db96de2b13b6", kill_on_drop: false }`
[INFO] [stdout] c319080959e0c4520d539ea02f1a29b50f084f94076d27361c31db96de2b13b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] 15a66771126f399b2233821a592f156d7ca62813e685e57c9342426b741a876e
[INFO] running `Command { std: "docker" "start" "-a" "15a66771126f399b2233821a592f156d7ca62813e685e57c9342426b741a876e", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "15a66771126f399b2233821a592f156d7ca62813e685e57c9342426b741a876e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a66771126f399b2233821a592f156d7ca62813e685e57c9342426b741a876e", kill_on_drop: false }`
[INFO] [stdout] 15a66771126f399b2233821a592f156d7ca62813e685e57c9342426b741a876e