[INFO] updating cached repository https://github.com/lizlam/advent-of-code-2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 940b8b5b83a7a274e19c7bac85272ba62d212085
[INFO] documenting lizlam/advent-of-code-2019 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flizlam%2Fadvent-of-code-2019" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lizlam/advent-of-code-2019 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lizlam/advent-of-code-2019
[INFO] finished tweaking git repo https://github.com/lizlam/advent-of-code-2019
[INFO] tweaked toml for git repo https://github.com/lizlam/advent-of-code-2019 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/lizlam/advent-of-code-2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 560ed3340f3252f71d232ea679f6fead2e439053ee8f21e826739b99ad7eb989
[INFO] running `Command { std: "docker" "start" "-a" "560ed3340f3252f71d232ea679f6fead2e439053ee8f21e826739b99ad7eb989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "560ed3340f3252f71d232ea679f6fead2e439053ee8f21e826739b99ad7eb989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "560ed3340f3252f71d232ea679f6fead2e439053ee8f21e826739b99ad7eb989", kill_on_drop: false }`
[INFO] [stdout] 560ed3340f3252f71d232ea679f6fead2e439053ee8f21e826739b99ad7eb989
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c788a87f3c82812189a280170b357f9c6eb805afae152046edf65b8915e6b9c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5c788a87f3c82812189a280170b357f9c6eb805afae152046edf65b8915e6b9c", kill_on_drop: false }`
[INFO] [stderr]  Documenting advent-of-code-2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[n4]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/day2_paul.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! If n1 == 1, then num[n4] = num[n2] + num[n3]
[INFO] [stdout]   |                          ^^ cannot be resolved, ignoring
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]   = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[n2]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/day2_paul.rs:4:36
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! If n1 == 1, then num[n4] = num[n2] + num[n3]
[INFO] [stdout]   |                                    ^^ cannot be resolved, ignoring
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[n3]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/day2_paul.rs:4:46
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! If n1 == 1, then num[n4] = num[n2] + num[n3]
[INFO] [stdout]   |                                              ^^ cannot be resolved, ignoring
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[n4]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/day2_paul.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! If n1 == 2, then num[n4] = num[n2] * num[n3]
[INFO] [stdout]   |                          ^^ cannot be resolved, ignoring
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[n2]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/day2_paul.rs:5:36
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! If n1 == 2, then num[n4] = num[n2] * num[n3]
[INFO] [stdout]   |                                    ^^ cannot be resolved, ignoring
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[n3]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/day2_paul.rs:5:46
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! If n1 == 2, then num[n4] = num[n2] * num[n3]
[INFO] [stdout]   |                                              ^^ cannot be resolved, ignoring
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "5c788a87f3c82812189a280170b357f9c6eb805afae152046edf65b8915e6b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c788a87f3c82812189a280170b357f9c6eb805afae152046edf65b8915e6b9c", kill_on_drop: false }`
[INFO] [stdout] 5c788a87f3c82812189a280170b357f9c6eb805afae152046edf65b8915e6b9c