[INFO] cloning repository https://github.com/iisulop/adventofcode2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iisulop/adventofcode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiisulop%2Fadventofcode2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiisulop%2Fadventofcode2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d319b32b549bab1e880ae53b0d186ff6cdf4c4fe
[INFO] documenting iisulop/adventofcode2021 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%2Fiisulop%2Fadventofcode2021" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iisulop/adventofcode2021 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/iisulop/adventofcode2021
[INFO] finished tweaking git repo https://github.com/iisulop/adventofcode2021
[INFO] tweaked toml for git repo https://github.com/iisulop/adventofcode2021 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/iisulop/adventofcode2021 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 38e06e3b74c77a1afb9a90aa1e70c44b009de6be26de2e393d5318b32e76eae2
[INFO] running `Command { std: "docker" "start" "-a" "38e06e3b74c77a1afb9a90aa1e70c44b009de6be26de2e393d5318b32e76eae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38e06e3b74c77a1afb9a90aa1e70c44b009de6be26de2e393d5318b32e76eae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e06e3b74c77a1afb9a90aa1e70c44b009de6be26de2e393d5318b32e76eae2", kill_on_drop: false }`
[INFO] [stdout] 38e06e3b74c77a1afb9a90aa1e70c44b009de6be26de2e393d5318b32e76eae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 20e9ad80645d88f69b528351e59c036b9124aa435b6059abc951d4e851a714f0
[INFO] running `Command { std: "docker" "start" "-a" "20e9ad80645d88f69b528351e59c036b9124aa435b6059abc951d4e851a714f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stderr]  Documenting common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stdout] warning: unused import: `log::info`
[INFO] [stdout]  --> common/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::info;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]  Documenting day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.54s
[INFO] running `Command { std: "docker" "inspect" "20e9ad80645d88f69b528351e59c036b9124aa435b6059abc951d4e851a714f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20e9ad80645d88f69b528351e59c036b9124aa435b6059abc951d4e851a714f0", kill_on_drop: false }`
[INFO] [stdout] 20e9ad80645d88f69b528351e59c036b9124aa435b6059abc951d4e851a714f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] e6d1fc40b0abcd19bbb8a899bfd4d7ee4ce88d30c58d89515d7cafa07f28c573
[INFO] running `Command { std: "docker" "start" "-a" "e6d1fc40b0abcd19bbb8a899bfd4d7ee4ce88d30c58d89515d7cafa07f28c573", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "e6d1fc40b0abcd19bbb8a899bfd4d7ee4ce88d30c58d89515d7cafa07f28c573", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d1fc40b0abcd19bbb8a899bfd4d7ee4ce88d30c58d89515d7cafa07f28c573", kill_on_drop: false }`
[INFO] [stdout] e6d1fc40b0abcd19bbb8a899bfd4d7ee4ce88d30c58d89515d7cafa07f28c573