[INFO] cloning repository https://github.com/NobukazuHanada/wordcount
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NobukazuHanada/wordcount" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNobukazuHanada%2Fwordcount", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNobukazuHanada%2Fwordcount'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb3e6430074ed21ee8d0db27907629b0189237e3
[INFO] documenting NobukazuHanada/wordcount against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNobukazuHanada%2Fwordcount" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NobukazuHanada/wordcount on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NobukazuHanada/wordcount
[INFO] finished tweaking git repo https://github.com/NobukazuHanada/wordcount
[INFO] tweaked toml for git repo https://github.com/NobukazuHanada/wordcount written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/NobukazuHanada/wordcount already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edb9236a38af3d2ba10332051cc958579db05f4acd5c8ac7a189034b7180c618
[INFO] running `Command { std: "docker" "start" "-a" "edb9236a38af3d2ba10332051cc958579db05f4acd5c8ac7a189034b7180c618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edb9236a38af3d2ba10332051cc958579db05f4acd5c8ac7a189034b7180c618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb9236a38af3d2ba10332051cc958579db05f4acd5c8ac7a189034b7180c618", kill_on_drop: false }`
[INFO] [stdout] edb9236a38af3d2ba10332051cc958579db05f4acd5c8ac7a189034b7180c618
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 613b003c2ce753fc2ac5ae554bc9f44ce92fddfb90a424a5124f1f4b9a559666
[INFO] running `Command { std: "docker" "start" "-a" "613b003c2ce753fc2ac5ae554bc9f44ce92fddfb90a424a5124f1f4b9a559666", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]  Documenting nobkz-bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.79s
[INFO] running `Command { std: "docker" "inspect" "613b003c2ce753fc2ac5ae554bc9f44ce92fddfb90a424a5124f1f4b9a559666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613b003c2ce753fc2ac5ae554bc9f44ce92fddfb90a424a5124f1f4b9a559666", kill_on_drop: false }`
[INFO] [stdout] 613b003c2ce753fc2ac5ae554bc9f44ce92fddfb90a424a5124f1f4b9a559666
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 1aa72d1e24e05c6a71c7979052ab88dd517a3503a5b51b45d1f08ef1409682d9
[INFO] running `Command { std: "docker" "start" "-a" "1aa72d1e24e05c6a71c7979052ab88dd517a3503a5b51b45d1f08ef1409682d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]  Documenting nobkz-bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "1aa72d1e24e05c6a71c7979052ab88dd517a3503a5b51b45d1f08ef1409682d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aa72d1e24e05c6a71c7979052ab88dd517a3503a5b51b45d1f08ef1409682d9", kill_on_drop: false }`
[INFO] [stdout] 1aa72d1e24e05c6a71c7979052ab88dd517a3503a5b51b45d1f08ef1409682d9