[INFO] cloning repository https://github.com/tonykolomeytsev/strings-to-and-fro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tonykolomeytsev/strings-to-and-fro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonykolomeytsev%2Fstrings-to-and-fro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonykolomeytsev%2Fstrings-to-and-fro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d79e3b4d7c19b16c00bf04b206c4da420a6ee704
[INFO] documenting tonykolomeytsev/strings-to-and-fro 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%2Ftonykolomeytsev%2Fstrings-to-and-fro" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tonykolomeytsev/strings-to-and-fro 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/tonykolomeytsev/strings-to-and-fro
[INFO] finished tweaking git repo https://github.com/tonykolomeytsev/strings-to-and-fro
[INFO] tweaked toml for git repo https://github.com/tonykolomeytsev/strings-to-and-fro written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/tonykolomeytsev/strings-to-and-fro 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 9aab219b73a4c0cabc7bb50a6516fae9e03156939964d293ec0ef1ef527a6c7f
[INFO] running `Command { std: "docker" "start" "-a" "9aab219b73a4c0cabc7bb50a6516fae9e03156939964d293ec0ef1ef527a6c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9aab219b73a4c0cabc7bb50a6516fae9e03156939964d293ec0ef1ef527a6c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aab219b73a4c0cabc7bb50a6516fae9e03156939964d293ec0ef1ef527a6c7f", kill_on_drop: false }`
[INFO] [stdout] 9aab219b73a4c0cabc7bb50a6516fae9e03156939964d293ec0ef1ef527a6c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 6f77deed0604099b818d475379ac6a2cb4fe2c0d6012d1d5b258a0e4d49acba9
[INFO] running `Command { std: "docker" "start" "-a" "6f77deed0604099b818d475379ac6a2cb4fe2c0d6012d1d5b258a0e4d49acba9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]  Documenting strings-to-and-fro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.28s
[INFO] running `Command { std: "docker" "inspect" "6f77deed0604099b818d475379ac6a2cb4fe2c0d6012d1d5b258a0e4d49acba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f77deed0604099b818d475379ac6a2cb4fe2c0d6012d1d5b258a0e4d49acba9", kill_on_drop: false }`
[INFO] [stdout] 6f77deed0604099b818d475379ac6a2cb4fe2c0d6012d1d5b258a0e4d49acba9