[INFO] cloning repository https://github.com/northbytruth/snake_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/northbytruth/snake_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorthbytruth%2Fsnake_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorthbytruth%2Fsnake_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef5587191e0d92dca63f8319a0923bc62bafc1a5
[INFO] documenting northbytruth/snake_game 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%2Fnorthbytruth%2Fsnake_game" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/northbytruth/snake_game 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/northbytruth/snake_game
[INFO] finished tweaking git repo https://github.com/northbytruth/snake_game
[INFO] tweaked toml for git repo https://github.com/northbytruth/snake_game written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/northbytruth/snake_game 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]  Downloading crates ...
[INFO] [stderr]   Downloaded ncurses v5.91.0
[INFO] [stderr]   Downloaded cc v1.0.6
[INFO] [stderr]   Downloaded pancurses v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 704b184379984b4b8d309b5dcfcd620509f0cbf040169d9147eb1b2266ef15c8
[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" "704b184379984b4b8d309b5dcfcd620509f0cbf040169d9147eb1b2266ef15c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "704b184379984b4b8d309b5dcfcd620509f0cbf040169d9147eb1b2266ef15c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704b184379984b4b8d309b5dcfcd620509f0cbf040169d9147eb1b2266ef15c8", kill_on_drop: false }`
[INFO] [stdout] 704b184379984b4b8d309b5dcfcd620509f0cbf040169d9147eb1b2266ef15c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 014c813dc3308769320980aef01f328a192800c09044988295cc88abd3e201b3
[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" "014c813dc3308769320980aef01f328a192800c09044988295cc88abd3e201b3", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.1.0-pre.0
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]     Checking rand v0.5.0-pre.0
[INFO] [stderr]     Checking pancurses v0.15.0
[INFO] [stderr]  Documenting snake_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:122:7
[INFO] [stdout]     |
[INFO] [stdout] 122 |     if(key_in == "s"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:126:7
[INFO] [stdout]     |
[INFO] [stdout] 126 |     if(key_in == "w"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:130:7
[INFO] [stdout]     |
[INFO] [stdout] 130 |     if(key_in == "d"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:134:7
[INFO] [stdout]     |
[INFO] [stdout] 134 |     if(key_in == "a"){
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:253:15
[INFO] [stdout]     |
[INFO] [stdout] 253 |             if(ret == 0){
[INFO] [stdout]     |               ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `Command { std: "docker" "inspect" "014c813dc3308769320980aef01f328a192800c09044988295cc88abd3e201b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "014c813dc3308769320980aef01f328a192800c09044988295cc88abd3e201b3", kill_on_drop: false }`
[INFO] [stdout] 014c813dc3308769320980aef01f328a192800c09044988295cc88abd3e201b3