[INFO] cloning repository https://github.com/Riuchando/adventofcode2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Riuchando/adventofcode2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRiuchando%2Fadventofcode2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRiuchando%2Fadventofcode2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53026c56aa3438b9d2b56c6ca5c2d8730070b105
[INFO] documenting Riuchando/adventofcode2018 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRiuchando%2Fadventofcode2018" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Riuchando/adventofcode2018 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Riuchando/adventofcode2018
[INFO] finished tweaking git repo https://github.com/Riuchando/adventofcode2018
[INFO] tweaked toml for git repo https://github.com/Riuchando/adventofcode2018 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Riuchando/adventofcode2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--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 daggy v0.6.0
[INFO] [stderr]   Downloaded libc v0.2.44
[INFO] [stderr]   Downloaded redox_syscall v0.1.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6032e5290dbeaea4011d17baf287e61300167c1680893922e5138ce5c2cf513
[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" "c6032e5290dbeaea4011d17baf287e61300167c1680893922e5138ce5c2cf513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6032e5290dbeaea4011d17baf287e61300167c1680893922e5138ce5c2cf513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6032e5290dbeaea4011d17baf287e61300167c1680893922e5138ce5c2cf513", kill_on_drop: false }`
[INFO] [stdout] c6032e5290dbeaea4011d17baf287e61300167c1680893922e5138ce5c2cf513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f752a44948d0fae4ab03c8664fb610a31dfd98a8a4a0c44412837022eaa1f2e3
[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" "f752a44948d0fae4ab03c8664fb610a31dfd98a8a4a0c44412837022eaa1f2e3", kill_on_drop: false }`
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking daggy v0.6.0
[INFO] [stderr]  Documenting adventofcode2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day5.rs:56:27
[INFO] [stdout]    |
[INFO] [stdout] 56 |                   } else if (ascii_int as u8 as char == character.to_ascii_uppercase()
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 57 | |                     || ascii_int as u8 as char == character.to_ascii_lowercase())
[INFO] [stdout]    | |_________________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 |                 } else if ascii_int as u8 as char == character.to_ascii_uppercase()
[INFO] [stdout] 57 |                     || ascii_int as u8 as char == character.to_ascii_lowercase()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day5.rs:60:27
[INFO] [stdout]    |
[INFO] [stdout] 60 |                   } else if (match left_vec.last() {
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 61 | |                     Some(x) => {
[INFO] [stdout] 62 | |                         (x.is_ascii_uppercase()
[INFO] [stdout] 63 | |                             && character.is_ascii_lowercase()
[INFO] [stdout] ...  |
[INFO] [stdout] 69 | |                     None => false,
[INFO] [stdout] 70 | |                 }) {
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 60 |                 } else if match left_vec.last() {
[INFO] [stdout] 61 |                     Some(x) => {
[INFO] [stdout] 62 |                         (x.is_ascii_uppercase()
[INFO] [stdout] 63 |                             && character.is_ascii_lowercase()
[INFO] [stdout] 64 |                             && character.to_ascii_uppercase() == *x
[INFO] [stdout] 65 |                             || (left_vec.last().unwrap().is_ascii_lowercase()
[INFO] [stdout]  ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/day5.rs:62:25
[INFO] [stdout]    |
[INFO] [stdout] 62 | /                         (x.is_ascii_uppercase()
[INFO] [stdout] 63 | |                             && character.is_ascii_lowercase()
[INFO] [stdout] 64 | |                             && character.to_ascii_uppercase() == *x
[INFO] [stdout] 65 | |                             || (left_vec.last().unwrap().is_ascii_lowercase()
[INFO] [stdout] 66 | |                                 && character.is_ascii_uppercase()
[INFO] [stdout] 67 | |                                 && character.to_ascii_lowercase() == *left_vec.last().unwrap()))
[INFO] [stdout]    | |________________________________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 62 |                         x.is_ascii_uppercase()
[INFO] [stdout] 63 |                             && character.is_ascii_lowercase()
[INFO] [stdout] 64 |                             && character.to_ascii_uppercase() == *x
[INFO] [stdout] 65 |                             || (left_vec.last().unwrap().is_ascii_lowercase()
[INFO] [stdout] 66 |                                 && character.is_ascii_uppercase()
[INFO] [stdout] 67 |                                 && character.to_ascii_lowercase() == *left_vec.last().unwrap())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.28s
[INFO] running `Command { std: "docker" "inspect" "f752a44948d0fae4ab03c8664fb610a31dfd98a8a4a0c44412837022eaa1f2e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f752a44948d0fae4ab03c8664fb610a31dfd98a8a4a0c44412837022eaa1f2e3", kill_on_drop: false }`
[INFO] [stdout] f752a44948d0fae4ab03c8664fb610a31dfd98a8a4a0c44412837022eaa1f2e3