Dec 18 08:44:39.765 INFO checking AGausmann/tictactoe-rust against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 08:44:39.765 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/AGausmann/tictactoe-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 08:44:40.222 INFO [stdout] 5ffd7ea05b7e909c3a2a4a530ca3ee34ec125e054905258dd7012c751d674d9a
Dec 18 08:44:40.224 INFO running `"docker" "start" "-a" "5ffd7ea05b7e909c3a2a4a530ca3ee34ec125e054905258dd7012c751d674d9a"`
Dec 18 08:44:42.010 INFO [stderr]     Checking tic_tac_toe v0.1.0 (/opt/crater/workdir)
Dec 18 08:44:42.309 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.309 INFO [stderr]   --> src/main.rs:93:9
Dec 18 08:44:42.309 INFO [stderr]    |
Dec 18 08:44:42.309 INFO [stderr] 85 |             'col: for j in 0..3 {
Dec 18 08:44:42.309 INFO [stderr]    |             ---- first declared here
Dec 18 08:44:42.309 INFO [stderr] ...
Dec 18 08:44:42.309 INFO [stderr] 93 |         'col: for j in 0..3 {
Dec 18 08:44:42.309 INFO [stderr]    |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.309 INFO [stderr] 
Dec 18 08:44:42.309 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.309 INFO [stderr]   --> src/main.rs:94:13
Dec 18 08:44:42.309 INFO [stderr]    |
Dec 18 08:44:42.309 INFO [stderr] 84 |         'row: for i in 0..3 {
Dec 18 08:44:42.309 INFO [stderr]    |         ---- first declared here
Dec 18 08:44:42.309 INFO [stderr] ...
Dec 18 08:44:42.309 INFO [stderr] 94 |             'row: for i in 0..3 {
Dec 18 08:44:42.309 INFO [stderr]    |             ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.309 INFO [stderr] 
Dec 18 08:44:42.309 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.309 INFO [stderr]    --> src/main.rs:118:9
Dec 18 08:44:42.309 INFO [stderr]     |
Dec 18 08:44:42.309 INFO [stderr] 84  |         'row: for i in 0..3 {
Dec 18 08:44:42.309 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.309 INFO [stderr] ...
Dec 18 08:44:42.309 INFO [stderr] 118 |         'row: for i in 0..3 {
Dec 18 08:44:42.309 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.309 INFO [stderr] 
Dec 18 08:44:42.309 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.309 INFO [stderr]    --> src/main.rs:118:9
Dec 18 08:44:42.309 INFO [stderr]     |
Dec 18 08:44:42.309 INFO [stderr] 94  |             'row: for i in 0..3 {
Dec 18 08:44:42.309 INFO [stderr]     |             ---- first declared here
Dec 18 08:44:42.310 INFO [stderr] ...
Dec 18 08:44:42.310 INFO [stderr] 118 |         'row: for i in 0..3 {
Dec 18 08:44:42.310 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.310 INFO [stderr] 
Dec 18 08:44:42.313 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.313 INFO [stderr]    --> src/main.rs:119:13
Dec 18 08:44:42.313 INFO [stderr]     |
Dec 18 08:44:42.313 INFO [stderr] 85  |             'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |             ---- first declared here
Dec 18 08:44:42.313 INFO [stderr] ...
Dec 18 08:44:42.313 INFO [stderr] 119 |             'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |             ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.313 INFO [stderr] 
Dec 18 08:44:42.313 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.313 INFO [stderr]    --> src/main.rs:119:13
Dec 18 08:44:42.313 INFO [stderr]     |
Dec 18 08:44:42.313 INFO [stderr] 93  |         'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.313 INFO [stderr] ...
Dec 18 08:44:42.313 INFO [stderr] 119 |             'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |             ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.313 INFO [stderr] 
Dec 18 08:44:42.313 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.313 INFO [stderr]    --> src/main.rs:127:9
Dec 18 08:44:42.313 INFO [stderr]     |
Dec 18 08:44:42.313 INFO [stderr] 85  |             'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |             ---- first declared here
Dec 18 08:44:42.313 INFO [stderr] ...
Dec 18 08:44:42.313 INFO [stderr] 127 |         'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.313 INFO [stderr] 
Dec 18 08:44:42.313 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.313 INFO [stderr]    --> src/main.rs:127:9
Dec 18 08:44:42.313 INFO [stderr]     |
Dec 18 08:44:42.313 INFO [stderr] 93  |         'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.313 INFO [stderr] ...
Dec 18 08:44:42.313 INFO [stderr] 127 |         'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.313 INFO [stderr] 
Dec 18 08:44:42.313 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.313 INFO [stderr]    --> src/main.rs:127:9
Dec 18 08:44:42.313 INFO [stderr]     |
Dec 18 08:44:42.313 INFO [stderr] 119 |             'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |             ---- first declared here
Dec 18 08:44:42.313 INFO [stderr] ...
Dec 18 08:44:42.313 INFO [stderr] 127 |         'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.313 INFO [stderr] 
Dec 18 08:44:42.313 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.313 INFO [stderr]    --> src/main.rs:128:13
Dec 18 08:44:42.313 INFO [stderr]     |
Dec 18 08:44:42.313 INFO [stderr] 84  |         'row: for i in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.313 INFO [stderr] ...
Dec 18 08:44:42.313 INFO [stderr] 128 |             'row: for i in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.313 INFO [stderr] 
Dec 18 08:44:42.313 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.313 INFO [stderr]    --> src/main.rs:128:13
Dec 18 08:44:42.313 INFO [stderr]     |
Dec 18 08:44:42.313 INFO [stderr] 94  |             'row: for i in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |             ---- first declared here
Dec 18 08:44:42.313 INFO [stderr] ...
Dec 18 08:44:42.313 INFO [stderr] 128 |             'row: for i in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.313 INFO [stderr] 
Dec 18 08:44:42.313 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.313 INFO [stderr]    --> src/main.rs:128:13
Dec 18 08:44:42.313 INFO [stderr]     |
Dec 18 08:44:42.313 INFO [stderr] 118 |         'row: for i in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.313 INFO [stderr] ...
Dec 18 08:44:42.313 INFO [stderr] 128 |             'row: for i in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.313 INFO [stderr] 
Dec 18 08:44:42.313 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.313 INFO [stderr]    --> src/main.rs:190:5
Dec 18 08:44:42.313 INFO [stderr]     |
Dec 18 08:44:42.313 INFO [stderr] 178 |         'col: for j in 0..3 {
Dec 18 08:44:42.313 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.313 INFO [stderr] ...
Dec 18 08:44:42.313 INFO [stderr] 190 |     'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:192:9
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 176 |     'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 192 |         'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:230:5
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 176 |     'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 230 |     'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:230:5
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 192 |         'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 230 |     'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:232:9
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 178 |         'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 232 |         'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:232:9
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 190 |     'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 232 |         'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:244:5
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 178 |         'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 244 |     'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:244:5
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 190 |     'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 244 |     'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:244:5
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 232 |         'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 244 |     'col: for j in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:246:9
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 176 |     'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 246 |         'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:246:9
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 192 |         'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 246 |         'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.314 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.314 INFO [stderr]    --> src/main.rs:246:9
Dec 18 08:44:42.314 INFO [stderr]     |
Dec 18 08:44:42.314 INFO [stderr] 230 |     'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.314 INFO [stderr] ...
Dec 18 08:44:42.314 INFO [stderr] 246 |         'row: for i in 0..3 {
Dec 18 08:44:42.314 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.314 INFO [stderr] 
Dec 18 08:44:42.353 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.353 INFO [stderr]   --> src/main.rs:93:9
Dec 18 08:44:42.353 INFO [stderr]    |
Dec 18 08:44:42.353 INFO [stderr] 85 |             'col: for j in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]    |             ---- first declared here
Dec 18 08:44:42.353 INFO [stderr] ...
Dec 18 08:44:42.353 INFO [stderr] 93 |         'col: for j in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]    |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.353 INFO [stderr] 
Dec 18 08:44:42.353 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.353 INFO [stderr]   --> src/main.rs:94:13
Dec 18 08:44:42.353 INFO [stderr]    |
Dec 18 08:44:42.353 INFO [stderr] 84 |         'row: for i in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]    |         ---- first declared here
Dec 18 08:44:42.353 INFO [stderr] ...
Dec 18 08:44:42.353 INFO [stderr] 94 |             'row: for i in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]    |             ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.353 INFO [stderr] 
Dec 18 08:44:42.353 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.353 INFO [stderr]    --> src/main.rs:118:9
Dec 18 08:44:42.353 INFO [stderr]     |
Dec 18 08:44:42.353 INFO [stderr] 84  |         'row: for i in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.353 INFO [stderr] ...
Dec 18 08:44:42.353 INFO [stderr] 118 |         'row: for i in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.353 INFO [stderr] 
Dec 18 08:44:42.353 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.353 INFO [stderr]    --> src/main.rs:118:9
Dec 18 08:44:42.353 INFO [stderr]     |
Dec 18 08:44:42.353 INFO [stderr] 94  |             'row: for i in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]     |             ---- first declared here
Dec 18 08:44:42.353 INFO [stderr] ...
Dec 18 08:44:42.353 INFO [stderr] 118 |         'row: for i in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.353 INFO [stderr] 
Dec 18 08:44:42.353 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.353 INFO [stderr]    --> src/main.rs:119:13
Dec 18 08:44:42.353 INFO [stderr]     |
Dec 18 08:44:42.353 INFO [stderr] 85  |             'col: for j in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]     |             ---- first declared here
Dec 18 08:44:42.353 INFO [stderr] ...
Dec 18 08:44:42.353 INFO [stderr] 119 |             'col: for j in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]     |             ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.353 INFO [stderr] 
Dec 18 08:44:42.353 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.353 INFO [stderr]    --> src/main.rs:119:13
Dec 18 08:44:42.353 INFO [stderr]     |
Dec 18 08:44:42.353 INFO [stderr] 93  |         'col: for j in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.353 INFO [stderr] ...
Dec 18 08:44:42.353 INFO [stderr] 119 |             'col: for j in 0..3 {
Dec 18 08:44:42.353 INFO [stderr]     |             ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.353 INFO [stderr] 
Dec 18 08:44:42.353 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.353 INFO [stderr]    --> src/main.rs:127:9
Dec 18 08:44:42.353 INFO [stderr]     |
Dec 18 08:44:42.353 INFO [stderr] 85  |             'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |             ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 127 |         'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:127:9
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 93  |         'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 127 |         'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:127:9
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 119 |             'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |             ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 127 |         'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:128:13
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 84  |         'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 128 |             'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:128:13
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 94  |             'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |             ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 128 |             'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:128:13
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 118 |         'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 128 |             'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:190:5
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 178 |         'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 190 |     'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:192:9
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 176 |     'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 192 |         'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:230:5
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 176 |     'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 230 |     'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |     ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:230:5
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 192 |         'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 230 |     'row: for i in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |     ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:232:9
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 178 |         'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 232 |         'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.354 INFO [stderr] 
Dec 18 08:44:42.354 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.354 INFO [stderr]    --> src/main.rs:232:9
Dec 18 08:44:42.354 INFO [stderr]     |
Dec 18 08:44:42.354 INFO [stderr] 190 |     'col: for j in 0..3 {
Dec 18 08:44:42.354 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.354 INFO [stderr] ...
Dec 18 08:44:42.354 INFO [stderr] 232 |         'col: for j in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.355 INFO [stderr] 
Dec 18 08:44:42.355 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.355 INFO [stderr]    --> src/main.rs:244:5
Dec 18 08:44:42.355 INFO [stderr]     |
Dec 18 08:44:42.355 INFO [stderr] 178 |         'col: for j in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.355 INFO [stderr] ...
Dec 18 08:44:42.355 INFO [stderr] 244 |     'col: for j in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.355 INFO [stderr] 
Dec 18 08:44:42.355 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.355 INFO [stderr]    --> src/main.rs:244:5
Dec 18 08:44:42.355 INFO [stderr]     |
Dec 18 08:44:42.355 INFO [stderr] 190 |     'col: for j in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.355 INFO [stderr] ...
Dec 18 08:44:42.355 INFO [stderr] 244 |     'col: for j in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.355 INFO [stderr] 
Dec 18 08:44:42.355 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Dec 18 08:44:42.355 INFO [stderr]    --> src/main.rs:244:5
Dec 18 08:44:42.355 INFO [stderr]     |
Dec 18 08:44:42.355 INFO [stderr] 232 |         'col: for j in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.355 INFO [stderr] ...
Dec 18 08:44:42.355 INFO [stderr] 244 |     'col: for j in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Dec 18 08:44:42.355 INFO [stderr] 
Dec 18 08:44:42.355 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.355 INFO [stderr]    --> src/main.rs:246:9
Dec 18 08:44:42.355 INFO [stderr]     |
Dec 18 08:44:42.355 INFO [stderr] 176 |     'row: for i in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.355 INFO [stderr] ...
Dec 18 08:44:42.355 INFO [stderr] 246 |         'row: for i in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.355 INFO [stderr] 
Dec 18 08:44:42.355 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.355 INFO [stderr]    --> src/main.rs:246:9
Dec 18 08:44:42.355 INFO [stderr]     |
Dec 18 08:44:42.355 INFO [stderr] 192 |         'row: for i in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |         ---- first declared here
Dec 18 08:44:42.355 INFO [stderr] ...
Dec 18 08:44:42.355 INFO [stderr] 246 |         'row: for i in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.355 INFO [stderr] 
Dec 18 08:44:42.355 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Dec 18 08:44:42.355 INFO [stderr]    --> src/main.rs:246:9
Dec 18 08:44:42.355 INFO [stderr]     |
Dec 18 08:44:42.355 INFO [stderr] 230 |     'row: for i in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |     ---- first declared here
Dec 18 08:44:42.355 INFO [stderr] ...
Dec 18 08:44:42.355 INFO [stderr] 246 |         'row: for i in 0..3 {
Dec 18 08:44:42.355 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Dec 18 08:44:42.355 INFO [stderr] 
Dec 18 08:44:42.416 INFO [stderr] warning: value assigned to `cell_count` is never read
Dec 18 08:44:42.416 INFO [stderr]    --> src/main.rs:172:13
Dec 18 08:44:42.416 INFO [stderr]     |
Dec 18 08:44:42.416 INFO [stderr] 172 |     let mut cell_count = 0;
Dec 18 08:44:42.416 INFO [stderr]     |             ^^^^^^^^^^
Dec 18 08:44:42.416 INFO [stderr]     |
Dec 18 08:44:42.416 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 18 08:44:42.416 INFO [stderr] 
Dec 18 08:44:42.441 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.441 INFO [stderr]    --> src/main.rs:186:13
Dec 18 08:44:42.441 INFO [stderr]     |
Dec 18 08:44:42.441 INFO [stderr] 186 |             board.set_o(empty_cell);
Dec 18 08:44:42.441 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.441 INFO [stderr]     |
Dec 18 08:44:42.441 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 08:44:42.441 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.441 INFO [stderr] 
Dec 18 08:44:42.441 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.441 INFO [stderr]    --> src/main.rs:200:13
Dec 18 08:44:42.441 INFO [stderr]     |
Dec 18 08:44:42.441 INFO [stderr] 200 |             board.set_o(empty_cell);
Dec 18 08:44:42.441 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.441 INFO [stderr]     |
Dec 18 08:44:42.441 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.441 INFO [stderr] 
Dec 18 08:44:42.441 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.441 INFO [stderr]    --> src/main.rs:213:9
Dec 18 08:44:42.441 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr] 213 |         board.set_o(empty_cell);
Dec 18 08:44:42.442 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.442 INFO [stderr] 
Dec 18 08:44:42.442 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.442 INFO [stderr]    --> src/main.rs:225:9
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr] 225 |         board.set_o(empty_cell);
Dec 18 08:44:42.442 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.442 INFO [stderr] 
Dec 18 08:44:42.442 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.442 INFO [stderr]    --> src/main.rs:240:13
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr] 240 |             board.set_o(empty_cell);
Dec 18 08:44:42.442 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.442 INFO [stderr] 
Dec 18 08:44:42.442 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.442 INFO [stderr]    --> src/main.rs:254:13
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr] 254 |             board.set_o(empty_cell);
Dec 18 08:44:42.442 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.442 INFO [stderr] 
Dec 18 08:44:42.442 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.442 INFO [stderr]    --> src/main.rs:267:9
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr] 267 |         board.set_o(empty_cell);
Dec 18 08:44:42.442 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.442 INFO [stderr] 
Dec 18 08:44:42.442 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.442 INFO [stderr]    --> src/main.rs:279:9
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr] 279 |         board.set_o(empty_cell);
Dec 18 08:44:42.442 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.442 INFO [stderr]     |
Dec 18 08:44:42.442 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.442 INFO [stderr] 
Dec 18 08:44:42.502 INFO [stderr] warning: value assigned to `cell_count` is never read
Dec 18 08:44:42.502 INFO [stderr]    --> src/main.rs:172:13
Dec 18 08:44:42.502 INFO [stderr]     |
Dec 18 08:44:42.502 INFO [stderr] 172 |     let mut cell_count = 0;
Dec 18 08:44:42.502 INFO [stderr]     |             ^^^^^^^^^^
Dec 18 08:44:42.503 INFO [stderr]     |
Dec 18 08:44:42.503 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 18 08:44:42.503 INFO [stderr] 
Dec 18 08:44:42.536 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.536 INFO [stderr]    --> src/main.rs:186:13
Dec 18 08:44:42.536 INFO [stderr]     |
Dec 18 08:44:42.536 INFO [stderr] 186 |             board.set_o(empty_cell);
Dec 18 08:44:42.536 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.536 INFO [stderr]     |
Dec 18 08:44:42.536 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 08:44:42.536 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.536 INFO [stderr] 
Dec 18 08:44:42.536 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.536 INFO [stderr]    --> src/main.rs:200:13
Dec 18 08:44:42.536 INFO [stderr]     |
Dec 18 08:44:42.536 INFO [stderr] 200 |             board.set_o(empty_cell);
Dec 18 08:44:42.536 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.536 INFO [stderr]     |
Dec 18 08:44:42.536 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.536 INFO [stderr] 
Dec 18 08:44:42.539 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.539 INFO [stderr]    --> src/main.rs:213:9
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr] 213 |         board.set_o(empty_cell);
Dec 18 08:44:42.539 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.539 INFO [stderr] 
Dec 18 08:44:42.539 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.539 INFO [stderr]    --> src/main.rs:225:9
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr] 225 |         board.set_o(empty_cell);
Dec 18 08:44:42.539 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.539 INFO [stderr] 
Dec 18 08:44:42.539 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.539 INFO [stderr]    --> src/main.rs:240:13
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr] 240 |             board.set_o(empty_cell);
Dec 18 08:44:42.539 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.539 INFO [stderr] 
Dec 18 08:44:42.539 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.539 INFO [stderr]    --> src/main.rs:254:13
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr] 254 |             board.set_o(empty_cell);
Dec 18 08:44:42.539 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.539 INFO [stderr] 
Dec 18 08:44:42.539 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.539 INFO [stderr]    --> src/main.rs:267:9
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr] 267 |         board.set_o(empty_cell);
Dec 18 08:44:42.539 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.539 INFO [stderr] 
Dec 18 08:44:42.539 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:44:42.539 INFO [stderr]    --> src/main.rs:279:9
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr] 279 |         board.set_o(empty_cell);
Dec 18 08:44:42.539 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:44:42.539 INFO [stderr]     |
Dec 18 08:44:42.539 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:44:42.539 INFO [stderr] 
Dec 18 08:44:42.573 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Dec 18 08:44:43.264 INFO running `"docker" "inspect" "5ffd7ea05b7e909c3a2a4a530ca3ee34ec125e054905258dd7012c751d674d9a"`
Dec 18 08:44:43.642 INFO running `"docker" "rm" "-f" "5ffd7ea05b7e909c3a2a4a530ca3ee34ec125e054905258dd7012c751d674d9a"`
Dec 18 08:44:43.876 INFO [stdout] 5ffd7ea05b7e909c3a2a4a530ca3ee34ec125e054905258dd7012c751d674d9a