[INFO] cloning repository https://github.com/bk2204/lawn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bk2204/lawn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbk2204%2Flawn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbk2204%2Flawn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccfdbf285baa2c410e3abad6996d7e9b66a7174c
[INFO] documenting bk2204/lawn 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%2Fbk2204%2Flawn" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bk2204/lawn 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/bk2204/lawn
[INFO] finished tweaking git repo https://github.com/bk2204/lawn
[INFO] tweaked toml for git repo https://github.com/bk2204/lawn written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/bk2204/lawn 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook-tokio v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 0694661ea3932676c3824cf415ad3aa5b4a34ebefdbd65f6ea9f1f4add82d0a6
[INFO] running `Command { std: "docker" "start" "-a" "0694661ea3932676c3824cf415ad3aa5b4a34ebefdbd65f6ea9f1f4add82d0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0694661ea3932676c3824cf415ad3aa5b4a34ebefdbd65f6ea9f1f4add82d0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0694661ea3932676c3824cf415ad3aa5b4a34ebefdbd65f6ea9f1f4add82d0a6", kill_on_drop: false }`
[INFO] [stdout] 0694661ea3932676c3824cf415ad3aa5b4a34ebefdbd65f6ea9f1f4add82d0a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 1c3c8a822074cc2d66120bd36ea41bd89495fe884335bd9879389198a795f01e
[INFO] running `Command { std: "docker" "start" "-a" "1c3c8a822074cc2d66120bd36ea41bd89495fe884335bd9879389198a795f01e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking daemonize v0.4.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking lawn-constants v0.1.0 (/opt/rustwide/workdir/lawn-constants)
[INFO] [stderr]  Documenting lawn-constants v0.1.0 (/opt/rustwide/workdir/lawn-constants)
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking tokio v1.16.1
[INFO] [stderr]     Checking signal-hook-tokio v0.3.1
[INFO] [stderr]     Checking lawn-protocol v0.1.0 (/opt/rustwide/workdir/lawn-protocol)
[INFO] [stderr]  Documenting lawn-protocol v0.1.0 (/opt/rustwide/workdir/lawn-protocol)
[INFO] [stderr]  Documenting lawn-bin v0.1.0 (/opt/rustwide/workdir/lawn-bin)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.23s
[INFO] running `Command { std: "docker" "inspect" "1c3c8a822074cc2d66120bd36ea41bd89495fe884335bd9879389198a795f01e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c3c8a822074cc2d66120bd36ea41bd89495fe884335bd9879389198a795f01e", kill_on_drop: false }`
[INFO] [stdout] 1c3c8a822074cc2d66120bd36ea41bd89495fe884335bd9879389198a795f01e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 371cac84d87981d2b10a94cb88ce228ad81ae82dd51e7cd965872171e2b162c0
[INFO] running `Command { std: "docker" "start" "-a" "371cac84d87981d2b10a94cb88ce228ad81ae82dd51e7cd965872171e2b162c0", 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" "371cac84d87981d2b10a94cb88ce228ad81ae82dd51e7cd965872171e2b162c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "371cac84d87981d2b10a94cb88ce228ad81ae82dd51e7cd965872171e2b162c0", kill_on_drop: false }`
[INFO] [stdout] 371cac84d87981d2b10a94cb88ce228ad81ae82dd51e7cd965872171e2b162c0