[INFO] cloning repository https://github.com/biwakonbu/rscheme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/biwakonbu/rscheme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbiwakonbu%2Frscheme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbiwakonbu%2Frscheme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0289be7873955bededb3cefcb0f875a1ceb6086c
[INFO] documenting biwakonbu/rscheme 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%2Fbiwakonbu%2Frscheme" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/biwakonbu/rscheme 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/biwakonbu/rscheme
[INFO] finished tweaking git repo https://github.com/biwakonbu/rscheme
[INFO] tweaked toml for git repo https://github.com/biwakonbu/rscheme written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/biwakonbu/rscheme 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 dirs-sys-next v0.1.1
[INFO] [stderr]   Downloaded rustyline v7.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 2541319ba6b0164e0f4525d87b6b90e8118a4621992690b88c088f8cebe5bb65
[INFO] running `Command { std: "docker" "start" "-a" "2541319ba6b0164e0f4525d87b6b90e8118a4621992690b88c088f8cebe5bb65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2541319ba6b0164e0f4525d87b6b90e8118a4621992690b88c088f8cebe5bb65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2541319ba6b0164e0f4525d87b6b90e8118a4621992690b88c088f8cebe5bb65", kill_on_drop: false }`
[INFO] [stdout] 2541319ba6b0164e0f4525d87b6b90e8118a4621992690b88c088f8cebe5bb65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 396f933eeb52fa36a55557fb94b24a2e3cbbb99156e41f8ddb0824f031706246
[INFO] running `Command { std: "docker" "start" "-a" "396f933eeb52fa36a55557fb94b24a2e3cbbb99156e41f8ddb0824f031706246", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rustyline v7.1.0
[INFO] [stderr]  Documenting rscheme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.99s
[INFO] running `Command { std: "docker" "inspect" "396f933eeb52fa36a55557fb94b24a2e3cbbb99156e41f8ddb0824f031706246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396f933eeb52fa36a55557fb94b24a2e3cbbb99156e41f8ddb0824f031706246", kill_on_drop: false }`
[INFO] [stdout] 396f933eeb52fa36a55557fb94b24a2e3cbbb99156e41f8ddb0824f031706246
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 930a3fcbdc9502e8a9c35d5e188a2861bf99d08d6f3f49bb102ff313a39c6ab4
[INFO] running `Command { std: "docker" "start" "-a" "930a3fcbdc9502e8a9c35d5e188a2861bf99d08d6f3f49bb102ff313a39c6ab4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rustyline v7.1.0
[INFO] [stderr]  Documenting rscheme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "930a3fcbdc9502e8a9c35d5e188a2861bf99d08d6f3f49bb102ff313a39c6ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930a3fcbdc9502e8a9c35d5e188a2861bf99d08d6f3f49bb102ff313a39c6ab4", kill_on_drop: false }`
[INFO] [stdout] 930a3fcbdc9502e8a9c35d5e188a2861bf99d08d6f3f49bb102ff313a39c6ab4