[INFO] cloning repository https://github.com/Smaug123/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Smaug123/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSmaug123%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSmaug123%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d93eb92b3e44ad7a4e3bf24fbd52ff5e56aa923c
[INFO] documenting Smaug123/advent-of-code-2021 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSmaug123%2Fadvent-of-code-2021" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Smaug123/advent-of-code-2021 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Smaug123/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/Smaug123/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/Smaug123/advent-of-code-2021 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Smaug123/advent-of-code-2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb310f28ad827ef9666cbcff51db614f62fe70ed485ffd43e3e2595eb3cef40c
[INFO] running `Command { std: "docker" "start" "-a" "fb310f28ad827ef9666cbcff51db614f62fe70ed485ffd43e3e2595eb3cef40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb310f28ad827ef9666cbcff51db614f62fe70ed485ffd43e3e2595eb3cef40c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb310f28ad827ef9666cbcff51db614f62fe70ed485ffd43e3e2595eb3cef40c", kill_on_drop: false }`
[INFO] [stdout] fb310f28ad827ef9666cbcff51db614f62fe70ed485ffd43e3e2595eb3cef40c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6049a0b70ad92a1f394e78363d9e0c686b605753363988c0bb4ece96e19e1ac6
[INFO] running `Command { std: "docker" "start" "-a" "6049a0b70ad92a1f394e78363d9e0c686b605753363988c0bb4ece96e19e1ac6", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Checking array v0.1.0 (/opt/rustwide/workdir/array)
[INFO] [stderr]  Documenting day_10 v0.1.0 (/opt/rustwide/workdir/day_10)
[INFO] [stderr]  Documenting day_18 v0.1.0 (/opt/rustwide/workdir/day_18)
[INFO] [stderr]  Documenting day_3 v0.1.0 (/opt/rustwide/workdir/day_3)
[INFO] [stderr]  Documenting day_7 v0.1.0 (/opt/rustwide/workdir/day_7)
[INFO] [stderr]  Documenting day_17 v0.1.0 (/opt/rustwide/workdir/day_17)
[INFO] [stderr]  Documenting day_4 v0.1.0 (/opt/rustwide/workdir/day_4)
[INFO] [stderr]  Documenting day_1 v0.1.0 (/opt/rustwide/workdir/day_1)
[INFO] [stderr]  Documenting day_5 v0.1.0 (/opt/rustwide/workdir/day_5)
[INFO] [stderr]  Documenting day_8 v0.1.0 (/opt/rustwide/workdir/day_8)
[INFO] [stderr]  Documenting day_16 v0.1.0 (/opt/rustwide/workdir/day_16)
[INFO] [stderr]  Documenting day_14 v0.1.0 (/opt/rustwide/workdir/day_14)
[INFO] [stderr]  Documenting day_21 v0.1.0 (/opt/rustwide/workdir/day_21)
[INFO] [stderr]  Documenting day_12 v0.1.0 (/opt/rustwide/workdir/day_12)
[INFO] [stderr]  Documenting array v0.1.0 (/opt/rustwide/workdir/array)
[INFO] [stderr]  Documenting day_2 v0.1.0 (/opt/rustwide/workdir/day_2)
[INFO] [stderr]  Documenting day_11 v0.1.0 (/opt/rustwide/workdir/day_11)
[INFO] [stdout] warning: unresolved link to `0`
[INFO] [stdout]   --> day_12/src/lib.rs:14:72
[INFO] [stdout]    |
[INFO] [stdout] 14 |         /// The 0th element is the set of caves you can hit from caves[0].
[INFO] [stdout]    |                                                                        ^ no item named `0` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting day_25 v0.1.0 (/opt/rustwide/workdir/day_25)
[INFO] [stderr]  Documenting day_20 v0.1.0 (/opt/rustwide/workdir/day_20)
[INFO] [stderr]  Documenting day_9 v0.1.0 (/opt/rustwide/workdir/day_9)
[INFO] [stderr]  Documenting day_13 v0.1.0 (/opt/rustwide/workdir/day_13)
[INFO] [stderr]  Documenting day_15 v0.1.0 (/opt/rustwide/workdir/day_15)
[INFO] [stderr]  Documenting day_6 v0.1.0 (/opt/rustwide/workdir/day_6)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/array/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_1/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_10/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_11/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_12/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_13/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_14/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_15/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_16/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_17/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_18/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_2/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_20/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_21/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_25/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_3/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_4/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_5/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_6/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_7/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_8/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/day_9/index.html
[INFO] running `Command { std: "docker" "inspect" "6049a0b70ad92a1f394e78363d9e0c686b605753363988c0bb4ece96e19e1ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6049a0b70ad92a1f394e78363d9e0c686b605753363988c0bb4ece96e19e1ac6", kill_on_drop: false }`
[INFO] [stdout] 6049a0b70ad92a1f394e78363d9e0c686b605753363988c0bb4ece96e19e1ac6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b09916ec420a09ca517e416d2ddb26482a484d09889c0d8a41c7692d51bb086c
[INFO] running `Command { std: "docker" "start" "-a" "b09916ec420a09ca517e416d2ddb26482a484d09889c0d8a41c7692d51bb086c", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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" "b09916ec420a09ca517e416d2ddb26482a484d09889c0d8a41c7692d51bb086c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09916ec420a09ca517e416d2ddb26482a484d09889c0d8a41c7692d51bb086c", kill_on_drop: false }`
[INFO] [stdout] b09916ec420a09ca517e416d2ddb26482a484d09889c0d8a41c7692d51bb086c
