[INFO] cloning repository https://github.com/luryus/aoc-2019-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luryus/aoc-2019-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluryus%2Faoc-2019-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluryus%2Faoc-2019-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 263e037262d2d07f3c8233e5b0102fbf088d0db0
[INFO] documenting luryus/aoc-2019-rust against nightly for scrape-examples
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluryus%2Faoc-2019-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luryus/aoc-2019-rust on toolchain nightly
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luryus/aoc-2019-rust
[INFO] finished tweaking git repo https://github.com/luryus/aoc-2019-rust
[INFO] tweaked toml for git repo https://github.com/luryus/aoc-2019-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/luryus/aoc-2019-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fraction v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5fa99aeb8b1d844087ae1d674a7a1a1e8178df715199815dea0c9eb0c92f759
[INFO] running `Command { std: "docker" "start" "-a" "c5fa99aeb8b1d844087ae1d674a7a1a1e8178df715199815dea0c9eb0c92f759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5fa99aeb8b1d844087ae1d674a7a1a1e8178df715199815dea0c9eb0c92f759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5fa99aeb8b1d844087ae1d674a7a1a1e8178df715199815dea0c9eb0c92f759", kill_on_drop: false }`
[INFO] [stdout] c5fa99aeb8b1d844087ae1d674a7a1a1e8178df715199815dea0c9eb0c92f759
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c90c5eecbcfaa2a29d17a6295cb363ba8d20a4ce5a7480169d88d8a3bf4239ab
[INFO] running `Command { std: "docker" "start" "-a" "c90c5eecbcfaa2a29d17a6295cb363ba8d20a4ce5a7480169d88d8a3bf4239ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking fraction v0.6.2
[INFO] [stderr]     Checking aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:179:24
[INFO] [stdout]     |
[INFO] [stdout] 179 |         let coord = if (x == 0 || maze[y][x-1] == None) {
[INFO] [stdout]     |                        ^                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 179 -         let coord = if (x == 0 || maze[y][x-1] == None) {
[INFO] [stdout] 179 +         let coord = if x == 0 || maze[y][x-1] == None {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:194:24
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let coord = if (x == w-1 || maze[y][x+1] == None) {
[INFO] [stdout]     |                        ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 194 -         let coord = if (x == w-1 || maze[y][x+1] == None) {
[INFO] [stdout] 194 +         let coord = if x == w-1 || maze[y][x+1] == None {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:209:24
[INFO] [stdout]     |
[INFO] [stdout] 209 |         let coord = if (y == 0 || maze[y-1][x] == None) {
[INFO] [stdout]     |                        ^                              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 209 -         let coord = if (y == 0 || maze[y-1][x] == None) {
[INFO] [stdout] 209 +         let coord = if y == 0 || maze[y-1][x] == None {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:224:24
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let coord = if (y == h-1 || maze[y+1][x] == None) {
[INFO] [stdout]     |                        ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 224 -         let coord = if (y == h-1 || maze[y+1][x] == None) {
[INFO] [stdout] 224 +         let coord = if y == h-1 || maze[y+1][x] == None {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let coord = if (x == w-1 || maze[y][x+1] == None) {
[INFO] [stdout]     |                        ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 273 -         let coord = if (x == w-1 || maze[y][x+1] == None) {
[INFO] [stdout] 273 +         let coord = if x == w-1 || maze[y][x+1] == None {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:286:24
[INFO] [stdout]     |
[INFO] [stdout] 286 |         let coord = if (y == 0 || maze[y-1][x] == None) {
[INFO] [stdout]     |                        ^                              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 286 -         let coord = if (y == 0 || maze[y-1][x] == None) {
[INFO] [stdout] 286 +         let coord = if y == 0 || maze[y-1][x] == None {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/20.rs:299:24
[INFO] [stdout]     |
[INFO] [stdout] 299 |         let coord = if (y == h-1 || maze[y+1][x] == None) {
[INFO] [stdout]     |                        ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 299 -         let coord = if (y == h-1 || maze[y+1][x] == None) {
[INFO] [stdout] 299 +         let coord = if y == h-1 || maze[y+1][x] == None {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/bin/14.rs:105:6
[INFO] [stdout]     |
[INFO] [stdout] 105 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.29s
[INFO] running `Command { std: "docker" "inspect" "c90c5eecbcfaa2a29d17a6295cb363ba8d20a4ce5a7480169d88d8a3bf4239ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90c5eecbcfaa2a29d17a6295cb363ba8d20a4ce5a7480169d88d8a3bf4239ab", kill_on_drop: false }`
[INFO] [stdout] c90c5eecbcfaa2a29d17a6295cb363ba8d20a4ce5a7480169d88d8a3bf4239ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "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] f30310689d824a1a20e7e8c82d588db06798ded6c3bf1725f9f95f87be77fe3e
[INFO] running `Command { std: "docker" "start" "-a" "f30310689d824a1a20e7e8c82d588db06798ded6c3bf1725f9f95f87be77fe3e", kill_on_drop: false }`
[INFO] [stderr]  Documenting aoc2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "f30310689d824a1a20e7e8c82d588db06798ded6c3bf1725f9f95f87be77fe3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f30310689d824a1a20e7e8c82d588db06798ded6c3bf1725f9f95f87be77fe3e", kill_on_drop: false }`
[INFO] [stdout] f30310689d824a1a20e7e8c82d588db06798ded6c3bf1725f9f95f87be77fe3e