[INFO] cloning repository https://github.com/Nugine/wrong-answer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nugine/wrong-answer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNugine%2Fwrong-answer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNugine%2Fwrong-answer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 971f524603d717a29d46214d089e4ad7e06ba9b7
[INFO] documenting Nugine/wrong-answer 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%2FNugine%2Fwrong-answer" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nugine/wrong-answer 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/Nugine/wrong-answer
[INFO] finished tweaking git repo https://github.com/Nugine/wrong-answer
[INFO] tweaked toml for git repo https://github.com/Nugine/wrong-answer written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/Nugine/wrong-answer 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.3.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.5
[INFO] [stderr]   Downloaded thiserror-impl v1.0.2
[INFO] [stderr]   Downloaded thiserror v1.0.2
[INFO] [stderr]   Downloaded serde_derive v1.0.101
[INFO] [stderr]   Downloaded num-derive v0.3.0
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.2
[INFO] [stderr]   Downloaded r2d2 v0.8.5
[INFO] [stderr]   Downloaded structopt v0.3.3
[INFO] [stderr]   Downloaded ryu v1.0.1
[INFO] [stderr]   Downloaded r2d2_redis v0.12.0
[INFO] [stderr]   Downloaded redis v0.13.0
[INFO] [stderr]   Downloaded serde v1.0.101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] b5e394b16ee9bcbc530dd7a2f5557e4480182a1849ec8bf0d99c5df32570a238
[INFO] running `Command { std: "docker" "start" "-a" "b5e394b16ee9bcbc530dd7a2f5557e4480182a1849ec8bf0d99c5df32570a238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5e394b16ee9bcbc530dd7a2f5557e4480182a1849ec8bf0d99c5df32570a238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5e394b16ee9bcbc530dd7a2f5557e4480182a1849ec8bf0d99c5df32570a238", kill_on_drop: false }`
[INFO] [stdout] b5e394b16ee9bcbc530dd7a2f5557e4480182a1849ec8bf0d99c5df32570a238
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] [stdout] f1e553da06ba111f26b0c14b118e30fe172d2d775e4575c30e87c2e07e8b23eb
[INFO] running `Command { std: "docker" "start" "-a" "f1e553da06ba111f26b0c14b118e30fe172d2d775e4575c30e87c2e07e8b23eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling ryu v1.0.1
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking r2d2 v0.8.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]     Checking redis v0.13.0
[INFO] [stderr]    Compiling structopt-derive v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling thiserror-impl v1.0.2
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]     Checking thiserror v1.0.2
[INFO] [stderr]     Checking r2d2_redis v0.12.0
[INFO] [stderr]     Checking structopt v0.3.3
[INFO] [stderr]  Documenting wa-compare v0.1.0 (/opt/rustwide/workdir/wa-compare)
[INFO] [stderr]     Checking serde_json v1.0.41
[INFO] [stderr]     Checking wa-monitor v0.1.0 (/opt/rustwide/workdir/wa-monitor)
[INFO] [stderr]  Documenting wa-monitor v0.1.0 (/opt/rustwide/workdir/wa-monitor)
[INFO] [stderr]  Documenting wa-interact v0.1.0 (/opt/rustwide/workdir/wa-interact)
[INFO] [stderr]  Documenting wa-server v0.1.0 (/opt/rustwide/workdir/wa-server)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.92s
[INFO] running `Command { std: "docker" "inspect" "f1e553da06ba111f26b0c14b118e30fe172d2d775e4575c30e87c2e07e8b23eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e553da06ba111f26b0c14b118e30fe172d2d775e4575c30e87c2e07e8b23eb", kill_on_drop: false }`
[INFO] [stdout] f1e553da06ba111f26b0c14b118e30fe172d2d775e4575c30e87c2e07e8b23eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] [stdout] 6e28515c1319ae46d520cfccc673f511a110ac01226ed7e422ccc6a841cb9a62
[INFO] running `Command { std: "docker" "start" "-a" "6e28515c1319ae46d520cfccc673f511a110ac01226ed7e422ccc6a841cb9a62", 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" "6e28515c1319ae46d520cfccc673f511a110ac01226ed7e422ccc6a841cb9a62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e28515c1319ae46d520cfccc673f511a110ac01226ed7e422ccc6a841cb9a62", kill_on_drop: false }`
[INFO] [stdout] 6e28515c1319ae46d520cfccc673f511a110ac01226ed7e422ccc6a841cb9a62