[INFO] updating cached repository https://github.com/Fonan15/vier_gewinnt
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b8a7901028c1cb6b9e5e5b15a36c8587e2cfec2
[INFO] checking Fonan15/vier_gewinnt against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFonan15%2Fvier_gewinnt" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fonan15/vier_gewinnt on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Fonan15/vier_gewinnt already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9d300b9cd96f3a83a2c23467a4da144f9a871b6c72a522a6ae0f68bead1b6b51
[INFO] running `"docker" "start" "-a" "9d300b9cd96f3a83a2c23467a4da144f9a871b6c72a522a6ae0f68bead1b6b51"`
[INFO] [stderr]     Checking vier_gewinnt v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:108:11
[INFO] [stderr]     |
[INFO] [stderr] 108 |           if(ground[x][y] != 0 &&
[INFO] [stderr]     |  ___________^
[INFO] [stderr] 109 | |         ground[x][y]==ground[x][y+1] &&
[INFO] [stderr] 110 | |         ground[x][y]==ground[x][y+2] && 
[INFO] [stderr] 111 | |         ground[x][y]==ground[x][y+3]){
[INFO] [stderr]     | |_____________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 108 |         if ground[x][y] != 0 &&
[INFO] [stderr] 109 |         ground[x][y]==ground[x][y+1] &&
[INFO] [stderr] 110 |         ground[x][y]==ground[x][y+2] && 
[INFO] [stderr] 111 |         ground[x][y]==ground[x][y+3] {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:120:11
[INFO] [stderr]     |
[INFO] [stderr] 120 |           if(ground[x][y] != 0 &&
[INFO] [stderr]     |  ___________^
[INFO] [stderr] 121 | |         ground[x][y]==ground[x+1][y] &&
[INFO] [stderr] 122 | |         ground[x][y]==ground[x+2][y] &&
[INFO] [stderr] 123 | |         ground[x][y]==ground[x+3][y]){
[INFO] [stderr]     | |_____________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 120 |         if ground[x][y] != 0 &&
[INFO] [stderr] 121 |         ground[x][y]==ground[x+1][y] &&
[INFO] [stderr] 122 |         ground[x][y]==ground[x+2][y] &&
[INFO] [stderr] 123 |         ground[x][y]==ground[x+3][y] {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:132:11
[INFO] [stderr]     |
[INFO] [stderr] 132 |           if(ground[x][y] != 0 &&
[INFO] [stderr]     |  ___________^
[INFO] [stderr] 133 | |         ground[x][y]==ground[x+1][y+1] &&
[INFO] [stderr] 134 | |         ground[x][y]==ground[x+2][y+2] &&
[INFO] [stderr] 135 | |         ground[x][y]==ground[x+3][y+3]){
[INFO] [stderr]     | |_______________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 132 |         if ground[x][y] != 0 &&
[INFO] [stderr] 133 |         ground[x][y]==ground[x+1][y+1] &&
[INFO] [stderr] 134 |         ground[x][y]==ground[x+2][y+2] &&
[INFO] [stderr] 135 |         ground[x][y]==ground[x+3][y+3] {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:144:11
[INFO] [stderr]     |
[INFO] [stderr] 144 |           if(ground[x][y] != 0 &&
[INFO] [stderr]     |  ___________^
[INFO] [stderr] 145 | |         ground[x][y]==ground[x+1][y-1] &&
[INFO] [stderr] 146 | |         ground[x][y]==ground[x+2][y-2] &&
[INFO] [stderr] 147 | |         ground[x][y]==ground[x+3][y-3]){
[INFO] [stderr]     | |_______________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 144 |         if ground[x][y] != 0 &&
[INFO] [stderr] 145 |         ground[x][y]==ground[x+1][y-1] &&
[INFO] [stderr] 146 |         ground[x][y]==ground[x+2][y-2] &&
[INFO] [stderr] 147 |         ground[x][y]==ground[x+3][y-3] {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:89:20
[INFO] [stderr]    |
[INFO] [stderr] 89 |                         continue; 0}; //If lane is out of bounds go to beginning of input
[INFO] [stderr]    |                         --------  ^ unreachable expression
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         any code following this expression is unreachable
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:108:11
[INFO] [stderr]     |
[INFO] [stderr] 108 |           if(ground[x][y] != 0 &&
[INFO] [stderr]     |  ___________^
[INFO] [stderr] 109 | |         ground[x][y]==ground[x][y+1] &&
[INFO] [stderr] 110 | |         ground[x][y]==ground[x][y+2] && 
[INFO] [stderr] 111 | |         ground[x][y]==ground[x][y+3]){
[INFO] [stderr]     | |_____________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 108 |         if ground[x][y] != 0 &&
[INFO] [stderr] 109 |         ground[x][y]==ground[x][y+1] &&
[INFO] [stderr] 110 |         ground[x][y]==ground[x][y+2] && 
[INFO] [stderr] 111 |         ground[x][y]==ground[x][y+3] {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:120:11
[INFO] [stderr]     |
[INFO] [stderr] 120 |           if(ground[x][y] != 0 &&
[INFO] [stderr]     |  ___________^
[INFO] [stderr] 121 | |         ground[x][y]==ground[x+1][y] &&
[INFO] [stderr] 122 | |         ground[x][y]==ground[x+2][y] &&
[INFO] [stderr] 123 | |         ground[x][y]==ground[x+3][y]){
[INFO] [stderr]     | |_____________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 120 |         if ground[x][y] != 0 &&
[INFO] [stderr] 121 |         ground[x][y]==ground[x+1][y] &&
[INFO] [stderr] 122 |         ground[x][y]==ground[x+2][y] &&
[INFO] [stderr] 123 |         ground[x][y]==ground[x+3][y] {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:132:11
[INFO] [stderr]     |
[INFO] [stderr] 132 |           if(ground[x][y] != 0 &&
[INFO] [stderr]     |  ___________^
[INFO] [stderr] 133 | |         ground[x][y]==ground[x+1][y+1] &&
[INFO] [stderr] 134 | |         ground[x][y]==ground[x+2][y+2] &&
[INFO] [stderr] 135 | |         ground[x][y]==ground[x+3][y+3]){
[INFO] [stderr]     | |_______________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 132 |         if ground[x][y] != 0 &&
[INFO] [stderr] 133 |         ground[x][y]==ground[x+1][y+1] &&
[INFO] [stderr] 134 |         ground[x][y]==ground[x+2][y+2] &&
[INFO] [stderr] 135 |         ground[x][y]==ground[x+3][y+3] {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:144:11
[INFO] [stderr]     |
[INFO] [stderr] 144 |           if(ground[x][y] != 0 &&
[INFO] [stderr]     |  ___________^
[INFO] [stderr] 145 | |         ground[x][y]==ground[x+1][y-1] &&
[INFO] [stderr] 146 | |         ground[x][y]==ground[x+2][y-2] &&
[INFO] [stderr] 147 | |         ground[x][y]==ground[x+3][y-3]){
[INFO] [stderr]     | |_______________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 144 |         if ground[x][y] != 0 &&
[INFO] [stderr] 145 |         ground[x][y]==ground[x+1][y-1] &&
[INFO] [stderr] 146 |         ground[x][y]==ground[x+2][y-2] &&
[INFO] [stderr] 147 |         ground[x][y]==ground[x+3][y-3] {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:89:20
[INFO] [stderr]    |
[INFO] [stderr] 89 |                         continue; 0}; //If lane is out of bounds go to beginning of input
[INFO] [stderr]    |                         --------  ^ unreachable expression
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         any code following this expression is unreachable
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "9d300b9cd96f3a83a2c23467a4da144f9a871b6c72a522a6ae0f68bead1b6b51"`
[INFO] running `"docker" "rm" "-f" "9d300b9cd96f3a83a2c23467a4da144f9a871b6c72a522a6ae0f68bead1b6b51"`
[INFO] [stdout] 9d300b9cd96f3a83a2c23467a4da144f9a871b6c72a522a6ae0f68bead1b6b51