[INFO] cloning repository https://github.com/Fonan15/vier_gewinnt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fonan15/vier_gewinnt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFonan15%2Fvier_gewinnt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFonan15%2Fvier_gewinnt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b8a7901028c1cb6b9e5e5b15a36c8587e2cfec2
[INFO] documenting Fonan15/vier_gewinnt against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFonan15%2Fvier_gewinnt" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fonan15/vier_gewinnt on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Fonan15/vier_gewinnt
[INFO] finished tweaking git repo https://github.com/Fonan15/vier_gewinnt
[INFO] tweaked toml for git repo https://github.com/Fonan15/vier_gewinnt written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/Fonan15/vier_gewinnt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 880abbfbbaf36f9db7f092a7439b62541f8be02c6a4380042cfc9662b09ff636
[INFO] running `Command { std: "docker" "start" "-a" "880abbfbbaf36f9db7f092a7439b62541f8be02c6a4380042cfc9662b09ff636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "880abbfbbaf36f9db7f092a7439b62541f8be02c6a4380042cfc9662b09ff636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "880abbfbbaf36f9db7f092a7439b62541f8be02c6a4380042cfc9662b09ff636", kill_on_drop: false }`
[INFO] [stdout] 880abbfbbaf36f9db7f092a7439b62541f8be02c6a4380042cfc9662b09ff636
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 332a971b94faeb76777f373e409c96508c6db0eee4d7ae36f18af1353c80a6f9
[INFO] running `Command { std: "docker" "start" "-a" "332a971b94faeb76777f373e409c96508c6db0eee4d7ae36f18af1353c80a6f9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting vier_gewinnt v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:108:11
[INFO] [stdout]     |
[INFO] [stdout] 108 |         if(ground[x][y] != 0 &&
[INFO] [stdout]     |           ^
[INFO] [stdout] ...
[INFO] [stdout] 111 |         ground[x][y]==ground[x][y+3]){
[INFO] [stdout]     |                                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 108 ~         if ground[x][y] != 0 &&
[INFO] [stdout] 109 |         ground[x][y]==ground[x][y+1] &&
[INFO] [stdout] 110 |         ground[x][y]==ground[x][y+2] && 
[INFO] [stdout] 111 ~         ground[x][y]==ground[x][y+3] {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:120:11
[INFO] [stdout]     |
[INFO] [stdout] 120 |         if(ground[x][y] != 0 &&
[INFO] [stdout]     |           ^
[INFO] [stdout] ...
[INFO] [stdout] 123 |         ground[x][y]==ground[x+3][y]){
[INFO] [stdout]     |                                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 120 ~         if ground[x][y] != 0 &&
[INFO] [stdout] 121 |         ground[x][y]==ground[x+1][y] &&
[INFO] [stdout] 122 |         ground[x][y]==ground[x+2][y] &&
[INFO] [stdout] 123 ~         ground[x][y]==ground[x+3][y] {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:132:11
[INFO] [stdout]     |
[INFO] [stdout] 132 |         if(ground[x][y] != 0 &&
[INFO] [stdout]     |           ^
[INFO] [stdout] ...
[INFO] [stdout] 135 |         ground[x][y]==ground[x+3][y+3]){
[INFO] [stdout]     |                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 132 ~         if ground[x][y] != 0 &&
[INFO] [stdout] 133 |         ground[x][y]==ground[x+1][y+1] &&
[INFO] [stdout] 134 |         ground[x][y]==ground[x+2][y+2] &&
[INFO] [stdout] 135 ~         ground[x][y]==ground[x+3][y+3] {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:144:11
[INFO] [stdout]     |
[INFO] [stdout] 144 |         if(ground[x][y] != 0 &&
[INFO] [stdout]     |           ^
[INFO] [stdout] ...
[INFO] [stdout] 147 |         ground[x][y]==ground[x+3][y-3]){
[INFO] [stdout]     |                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 144 ~         if ground[x][y] != 0 &&
[INFO] [stdout] 145 |         ground[x][y]==ground[x+1][y-1] &&
[INFO] [stdout] 146 |         ground[x][y]==ground[x+2][y-2] &&
[INFO] [stdout] 147 ~         ground[x][y]==ground[x+3][y-3] {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "332a971b94faeb76777f373e409c96508c6db0eee4d7ae36f18af1353c80a6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "332a971b94faeb76777f373e409c96508c6db0eee4d7ae36f18af1353c80a6f9", kill_on_drop: false }`
[INFO] [stdout] 332a971b94faeb76777f373e409c96508c6db0eee4d7ae36f18af1353c80a6f9