[INFO] cloning repository https://github.com/nicholaschiasson/adventofcode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicholaschiasson/adventofcode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholaschiasson%2Fadventofcode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholaschiasson%2Fadventofcode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67bcb2da0c1aa7e8af2a12a1fbe39a7c5384b932
[INFO] documenting nicholaschiasson/adventofcode2020 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%2Fnicholaschiasson%2Fadventofcode2020" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicholaschiasson/adventofcode2020 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/nicholaschiasson/adventofcode2020
[INFO] finished tweaking git repo https://github.com/nicholaschiasson/adventofcode2020
[INFO] tweaked toml for git repo https://github.com/nicholaschiasson/adventofcode2020 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/nicholaschiasson/adventofcode2020 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 lexical v6.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] fa2d6c3e377bc53f94c456c6aa3427ebba8a33d8f89d2c1b505edd148850199b
[INFO] running `Command { std: "docker" "start" "-a" "fa2d6c3e377bc53f94c456c6aa3427ebba8a33d8f89d2c1b505edd148850199b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa2d6c3e377bc53f94c456c6aa3427ebba8a33d8f89d2c1b505edd148850199b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa2d6c3e377bc53f94c456c6aa3427ebba8a33d8f89d2c1b505edd148850199b", kill_on_drop: false }`
[INFO] [stdout] fa2d6c3e377bc53f94c456c6aa3427ebba8a33d8f89d2c1b505edd148850199b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 1f632b9d76ca44b22b20c7f50b52c2b90104ae9f874f52a1f51d109a921bafad
[INFO] running `Command { std: "docker" "start" "-a" "1f632b9d76ca44b22b20c7f50b52c2b90104ae9f874f52a1f51d109a921bafad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking lexical-util v0.8.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking lexical-parse-integer v0.8.0
[INFO] [stderr]     Checking lexical-write-integer v0.8.0
[INFO] [stderr]     Checking lexical-write-float v0.8.2
[INFO] [stderr]     Checking lexical-parse-float v0.8.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking lexical-core v0.8.2
[INFO] [stderr]     Checking lexical v6.0.1
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]  Documenting adventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.41s
[INFO] running `Command { std: "docker" "inspect" "1f632b9d76ca44b22b20c7f50b52c2b90104ae9f874f52a1f51d109a921bafad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f632b9d76ca44b22b20c7f50b52c2b90104ae9f874f52a1f51d109a921bafad", kill_on_drop: false }`
[INFO] [stdout] 1f632b9d76ca44b22b20c7f50b52c2b90104ae9f874f52a1f51d109a921bafad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 5c3e35638d9a497b671f03ca58778367cbf16afc0240c574d2b6d3c429c2c238
[INFO] running `Command { std: "docker" "start" "-a" "5c3e35638d9a497b671f03ca58778367cbf16afc0240c574d2b6d3c429c2c238", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking lexical-util v0.8.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking lexical-write-integer v0.8.0
[INFO] [stderr]     Checking lexical-parse-integer v0.8.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking lexical-parse-float v0.8.2
[INFO] [stderr]     Checking lexical-write-float v0.8.2
[INFO] [stderr]     Checking lexical-core v0.8.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking lexical v6.0.1
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]  Documenting adventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.77s
[INFO] running `Command { std: "docker" "inspect" "5c3e35638d9a497b671f03ca58778367cbf16afc0240c574d2b6d3c429c2c238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3e35638d9a497b671f03ca58778367cbf16afc0240c574d2b6d3c429c2c238", kill_on_drop: false }`
[INFO] [stdout] 5c3e35638d9a497b671f03ca58778367cbf16afc0240c574d2b6d3c429c2c238