[INFO] cloning repository https://github.com/kczimm/advent-of-code-2015
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kczimm/advent-of-code-2015" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkczimm%2Fadvent-of-code-2015", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkczimm%2Fadvent-of-code-2015'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6211115df38bb41f7cbd46ca142b3bc9f31a1fd3
[INFO] documenting kczimm/advent-of-code-2015 against 1.64.0 for beta-1.65-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkczimm%2Fadvent-of-code-2015" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kczimm/advent-of-code-2015 on toolchain 1.64.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kczimm/advent-of-code-2015
[INFO] finished tweaking git repo https://github.com/kczimm/advent-of-code-2015
[INFO] tweaked toml for git repo https://github.com/kczimm/advent-of-code-2015 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kczimm/advent-of-code-2015 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.64.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c834b43be872bd227594bbe2e37d8293d5fd823875fa2a14327822f116b4ea7e
[INFO] running `Command { std: "docker" "start" "-a" "c834b43be872bd227594bbe2e37d8293d5fd823875fa2a14327822f116b4ea7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c834b43be872bd227594bbe2e37d8293d5fd823875fa2a14327822f116b4ea7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c834b43be872bd227594bbe2e37d8293d5fd823875fa2a14327822f116b4ea7e", kill_on_drop: false }`
[INFO] [stdout] c834b43be872bd227594bbe2e37d8293d5fd823875fa2a14327822f116b4ea7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.64.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5214f46b06328405b36e4f314e3e0507c720aadff11a4fd87fd7db44f1e73dcb
[INFO] running `Command { std: "docker" "start" "-a" "5214f46b06328405b36e4f314e3e0507c720aadff11a4fd87fd7db44f1e73dcb", kill_on_drop: false }`
[INFO] [stderr]     Checking advent-of-code-2015 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting advent-of-code-2015 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/day8/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     "" is 2 characters of code (the two double quotes), but the string contains zero characters.
[INFO] [stdout] 13 | |     "abc" is 5 characters of code, but 3 characters in the string data.
[INFO] [stdout] 14 | |     "aaa\"aaa" is 10 characters of code, but the string itself contains six "a" characters and a single, escaped quote character, for a t...
[INFO] [stdout] 15 | |     "\x27" is 6 characters of code, but the string itself contains just one - an apostrophe ('), escaped using hexadecimal notation.
[INFO] [stdout]    | |____________________________________________________________________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]    = note: error from rustc: unterminated character literal
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/day4/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     If your secret key is abcdef, the answer is 609043, because the MD5 hash of abcdef609043 starts with five zeroes (000001dbbfa...), and it is the lowest such number to do so.
[INFO] [stdout] 11 | |     If your secret key is pqrstuv, the lowest number it combines with to make an MD5 hash starting with five zeroes is 1048970; that is, the MD5 hash of pqrstuv1048970 looks like 000006136ef....
[INFO] [stdout]    | |__________________________________________________________________________________________________________________________________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]    = note: error from rustc: expected at least one digit in exponent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `advent-of-code-2015`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day8 src/day8/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=0f20e01e61d30f41 -L dependency=/opt/rustwide/target/debug/deps --extern util=/opt/rustwide/target/debug/deps/libutil-739b1926cf85020b.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-2077cb23f57d613d.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/day1/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     (()) and ()() both result in floor 0.
[INFO] [stdout] 19 | |     ((( and (()(()( both result in floor 3.
[INFO] [stdout] 20 | |     ))((((( also results in floor 3.
[INFO] [stdout] 21 | |     ()) and ))( both result in floor -1 (the first basement level).
[INFO] [stdout] 22 | |     ))) and )())()) both result in floor -3.
[INFO] [stdout]    | |____________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]    = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/day1/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | /     ) causes him to enter the basement at character position 1.
[INFO] [stdout] 33 | |     ()()) causes him to enter the basement at character position 5.
[INFO] [stdout]    | |___________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: error from rustc: unexpected closing delimiter: `)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5214f46b06328405b36e4f314e3e0507c720aadff11a4fd87fd7db44f1e73dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5214f46b06328405b36e4f314e3e0507c720aadff11a4fd87fd7db44f1e73dcb", kill_on_drop: false }`
[INFO] [stdout] 5214f46b06328405b36e4f314e3e0507c720aadff11a4fd87fd7db44f1e73dcb