[INFO] cloning repository https://github.com/austinjones/rust-crashcourse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/austinjones/rust-crashcourse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faustinjones%2Frust-crashcourse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faustinjones%2Frust-crashcourse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6123e3526e9b3fd6c4219929b2daf2b4481cd009
[INFO] documenting austinjones/rust-crashcourse 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%2Faustinjones%2Frust-crashcourse" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/austinjones/rust-crashcourse 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/austinjones/rust-crashcourse
[INFO] finished tweaking git repo https://github.com/austinjones/rust-crashcourse
[INFO] tweaked toml for git repo https://github.com/austinjones/rust-crashcourse written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/austinjones/rust-crashcourse 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] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`?
[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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 952b9e21cab8a23687f0bbbc9f8343238516bcd72aa58781ed85baf41bd590ad
[INFO] running `Command { std: "docker" "start" "-a" "952b9e21cab8a23687f0bbbc9f8343238516bcd72aa58781ed85baf41bd590ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "952b9e21cab8a23687f0bbbc9f8343238516bcd72aa58781ed85baf41bd590ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952b9e21cab8a23687f0bbbc9f8343238516bcd72aa58781ed85baf41bd590ad", kill_on_drop: false }`
[INFO] [stdout] 952b9e21cab8a23687f0bbbc9f8343238516bcd72aa58781ed85baf41bd590ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 712c958bbb9b045cea0aefcf25e29ca93825ebeed5d569141f748c27e8470d7d
[INFO] running `Command { std: "docker" "start" "-a" "712c958bbb9b045cea0aefcf25e29ca93825ebeed5d569141f748c27e8470d7d", kill_on_drop: false }`
[INFO] [stderr] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`?
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]  Documenting rust-crashcourse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.21s
[INFO] running `Command { std: "docker" "inspect" "712c958bbb9b045cea0aefcf25e29ca93825ebeed5d569141f748c27e8470d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "712c958bbb9b045cea0aefcf25e29ca93825ebeed5d569141f748c27e8470d7d", kill_on_drop: false }`
[INFO] [stdout] 712c958bbb9b045cea0aefcf25e29ca93825ebeed5d569141f748c27e8470d7d