Nov 17 17:10:48.415 INFO testing AGausmann/tictactoe-rust against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 17:10:48.415 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 17:10:48.947 INFO [stdout] 560f7634dc1577b469c3c3eda6beae7ecbc8e3db7d6779159a5fa5dbe2658ac0
Nov 17 17:10:48.951 INFO running `"docker" "start" "-a" "560f7634dc1577b469c3c3eda6beae7ecbc8e3db7d6779159a5fa5dbe2658ac0"`
Nov 17 17:10:50.630 INFO [stderr] usermod: no changes
Nov 17 17:10:50.695 INFO [stderr]    Compiling tic_tac_toe v0.1.0 (/source)
Nov 17 17:10:51.227 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.227 INFO [stderr]   --> src/main.rs:93:9
Nov 17 17:10:51.227 INFO [stderr]    |
Nov 17 17:10:51.227 INFO [stderr] 85 |             'col: for j in 0..3 {
Nov 17 17:10:51.227 INFO [stderr]    |             ---- first declared here
Nov 17 17:10:51.227 INFO [stderr] ...
Nov 17 17:10:51.227 INFO [stderr] 93 |         'col: for j in 0..3 {
Nov 17 17:10:51.227 INFO [stderr]    |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.227 INFO [stderr] 
Nov 17 17:10:51.227 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.228 INFO [stderr]   --> src/main.rs:94:13
Nov 17 17:10:51.228 INFO [stderr]    |
Nov 17 17:10:51.228 INFO [stderr] 84 |         'row: for i in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]    |         ---- first declared here
Nov 17 17:10:51.228 INFO [stderr] ...
Nov 17 17:10:51.228 INFO [stderr] 94 |             'row: for i in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]    |             ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.228 INFO [stderr] 
Nov 17 17:10:51.228 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.228 INFO [stderr]    --> src/main.rs:118:9
Nov 17 17:10:51.228 INFO [stderr]     |
Nov 17 17:10:51.228 INFO [stderr] 84  |         'row: for i in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.228 INFO [stderr] ...
Nov 17 17:10:51.228 INFO [stderr] 118 |         'row: for i in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.228 INFO [stderr] 
Nov 17 17:10:51.228 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.228 INFO [stderr]    --> src/main.rs:118:9
Nov 17 17:10:51.228 INFO [stderr]     |
Nov 17 17:10:51.228 INFO [stderr] 94  |             'row: for i in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |             ---- first declared here
Nov 17 17:10:51.228 INFO [stderr] ...
Nov 17 17:10:51.228 INFO [stderr] 118 |         'row: for i in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.228 INFO [stderr] 
Nov 17 17:10:51.228 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.228 INFO [stderr]    --> src/main.rs:119:13
Nov 17 17:10:51.228 INFO [stderr]     |
Nov 17 17:10:51.228 INFO [stderr] 85  |             'col: for j in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |             ---- first declared here
Nov 17 17:10:51.228 INFO [stderr] ...
Nov 17 17:10:51.228 INFO [stderr] 119 |             'col: for j in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |             ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.228 INFO [stderr] 
Nov 17 17:10:51.228 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.228 INFO [stderr]    --> src/main.rs:119:13
Nov 17 17:10:51.228 INFO [stderr]     |
Nov 17 17:10:51.228 INFO [stderr] 93  |         'col: for j in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.228 INFO [stderr] ...
Nov 17 17:10:51.228 INFO [stderr] 119 |             'col: for j in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |             ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.228 INFO [stderr] 
Nov 17 17:10:51.228 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.228 INFO [stderr]    --> src/main.rs:127:9
Nov 17 17:10:51.228 INFO [stderr]     |
Nov 17 17:10:51.228 INFO [stderr] 85  |             'col: for j in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |             ---- first declared here
Nov 17 17:10:51.228 INFO [stderr] ...
Nov 17 17:10:51.228 INFO [stderr] 127 |         'col: for j in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.228 INFO [stderr] 
Nov 17 17:10:51.228 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.228 INFO [stderr]    --> src/main.rs:127:9
Nov 17 17:10:51.228 INFO [stderr]     |
Nov 17 17:10:51.228 INFO [stderr] 93  |         'col: for j in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.228 INFO [stderr] ...
Nov 17 17:10:51.228 INFO [stderr] 127 |         'col: for j in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.228 INFO [stderr] 
Nov 17 17:10:51.228 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.228 INFO [stderr]    --> src/main.rs:127:9
Nov 17 17:10:51.228 INFO [stderr]     |
Nov 17 17:10:51.228 INFO [stderr] 119 |             'col: for j in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |             ---- first declared here
Nov 17 17:10:51.228 INFO [stderr] ...
Nov 17 17:10:51.228 INFO [stderr] 127 |         'col: for j in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.228 INFO [stderr] 
Nov 17 17:10:51.228 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.228 INFO [stderr]    --> src/main.rs:128:13
Nov 17 17:10:51.228 INFO [stderr]     |
Nov 17 17:10:51.228 INFO [stderr] 84  |         'row: for i in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.228 INFO [stderr] ...
Nov 17 17:10:51.228 INFO [stderr] 128 |             'row: for i in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.228 INFO [stderr] 
Nov 17 17:10:51.228 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.228 INFO [stderr]    --> src/main.rs:128:13
Nov 17 17:10:51.228 INFO [stderr]     |
Nov 17 17:10:51.228 INFO [stderr] 94  |             'row: for i in 0..3 {
Nov 17 17:10:51.228 INFO [stderr]     |             ---- first declared here
Nov 17 17:10:51.228 INFO [stderr] ...
Nov 17 17:10:51.229 INFO [stderr] 128 |             'row: for i in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.229 INFO [stderr] 
Nov 17 17:10:51.229 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.229 INFO [stderr]    --> src/main.rs:128:13
Nov 17 17:10:51.229 INFO [stderr]     |
Nov 17 17:10:51.229 INFO [stderr] 118 |         'row: for i in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.229 INFO [stderr] ...
Nov 17 17:10:51.229 INFO [stderr] 128 |             'row: for i in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.229 INFO [stderr] 
Nov 17 17:10:51.229 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.229 INFO [stderr]    --> src/main.rs:190:5
Nov 17 17:10:51.229 INFO [stderr]     |
Nov 17 17:10:51.229 INFO [stderr] 178 |         'col: for j in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.229 INFO [stderr] ...
Nov 17 17:10:51.229 INFO [stderr] 190 |     'col: for j in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.229 INFO [stderr] 
Nov 17 17:10:51.229 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.229 INFO [stderr]    --> src/main.rs:192:9
Nov 17 17:10:51.229 INFO [stderr]     |
Nov 17 17:10:51.229 INFO [stderr] 176 |     'row: for i in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:51.229 INFO [stderr] ...
Nov 17 17:10:51.229 INFO [stderr] 192 |         'row: for i in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.229 INFO [stderr] 
Nov 17 17:10:51.229 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.229 INFO [stderr]    --> src/main.rs:230:5
Nov 17 17:10:51.229 INFO [stderr]     |
Nov 17 17:10:51.229 INFO [stderr] 176 |     'row: for i in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:51.229 INFO [stderr] ...
Nov 17 17:10:51.229 INFO [stderr] 230 |     'row: for i in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |     ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.229 INFO [stderr] 
Nov 17 17:10:51.229 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.229 INFO [stderr]    --> src/main.rs:230:5
Nov 17 17:10:51.229 INFO [stderr]     |
Nov 17 17:10:51.229 INFO [stderr] 192 |         'row: for i in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.229 INFO [stderr] ...
Nov 17 17:10:51.229 INFO [stderr] 230 |     'row: for i in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |     ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.229 INFO [stderr] 
Nov 17 17:10:51.229 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.229 INFO [stderr]    --> src/main.rs:232:9
Nov 17 17:10:51.229 INFO [stderr]     |
Nov 17 17:10:51.229 INFO [stderr] 178 |         'col: for j in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.229 INFO [stderr] ...
Nov 17 17:10:51.229 INFO [stderr] 232 |         'col: for j in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.229 INFO [stderr] 
Nov 17 17:10:51.229 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.229 INFO [stderr]    --> src/main.rs:232:9
Nov 17 17:10:51.229 INFO [stderr]     |
Nov 17 17:10:51.229 INFO [stderr] 190 |     'col: for j in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:51.229 INFO [stderr] ...
Nov 17 17:10:51.229 INFO [stderr] 232 |         'col: for j in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.229 INFO [stderr] 
Nov 17 17:10:51.229 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.229 INFO [stderr]    --> src/main.rs:244:5
Nov 17 17:10:51.229 INFO [stderr]     |
Nov 17 17:10:51.229 INFO [stderr] 178 |         'col: for j in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.229 INFO [stderr] ...
Nov 17 17:10:51.229 INFO [stderr] 244 |     'col: for j in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.229 INFO [stderr] 
Nov 17 17:10:51.229 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.229 INFO [stderr]    --> src/main.rs:244:5
Nov 17 17:10:51.229 INFO [stderr]     |
Nov 17 17:10:51.229 INFO [stderr] 190 |     'col: for j in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:51.229 INFO [stderr] ...
Nov 17 17:10:51.229 INFO [stderr] 244 |     'col: for j in 0..3 {
Nov 17 17:10:51.229 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.230 INFO [stderr] 
Nov 17 17:10:51.230 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:51.230 INFO [stderr]    --> src/main.rs:244:5
Nov 17 17:10:51.230 INFO [stderr]     |
Nov 17 17:10:51.230 INFO [stderr] 232 |         'col: for j in 0..3 {
Nov 17 17:10:51.230 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.230 INFO [stderr] ...
Nov 17 17:10:51.230 INFO [stderr] 244 |     'col: for j in 0..3 {
Nov 17 17:10:51.230 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Nov 17 17:10:51.230 INFO [stderr] 
Nov 17 17:10:51.230 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.230 INFO [stderr]    --> src/main.rs:246:9
Nov 17 17:10:51.230 INFO [stderr]     |
Nov 17 17:10:51.230 INFO [stderr] 176 |     'row: for i in 0..3 {
Nov 17 17:10:51.230 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:51.230 INFO [stderr] ...
Nov 17 17:10:51.230 INFO [stderr] 246 |         'row: for i in 0..3 {
Nov 17 17:10:51.230 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.230 INFO [stderr] 
Nov 17 17:10:51.247 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.247 INFO [stderr]    --> src/main.rs:246:9
Nov 17 17:10:51.247 INFO [stderr]     |
Nov 17 17:10:51.247 INFO [stderr] 192 |         'row: for i in 0..3 {
Nov 17 17:10:51.247 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:51.247 INFO [stderr] ...
Nov 17 17:10:51.247 INFO [stderr] 246 |         'row: for i in 0..3 {
Nov 17 17:10:51.248 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.248 INFO [stderr] 
Nov 17 17:10:51.248 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:51.248 INFO [stderr]    --> src/main.rs:246:9
Nov 17 17:10:51.248 INFO [stderr]     |
Nov 17 17:10:51.248 INFO [stderr] 230 |     'row: for i in 0..3 {
Nov 17 17:10:51.248 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:51.248 INFO [stderr] ...
Nov 17 17:10:51.248 INFO [stderr] 246 |         'row: for i in 0..3 {
Nov 17 17:10:51.248 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:51.248 INFO [stderr] 
Nov 17 17:10:51.395 INFO [stderr] warning: value assigned to `cell_count` is never read
Nov 17 17:10:51.395 INFO [stderr]    --> src/main.rs:172:13
Nov 17 17:10:51.395 INFO [stderr]     |
Nov 17 17:10:51.395 INFO [stderr] 172 |     let mut cell_count = 0;
Nov 17 17:10:51.395 INFO [stderr]     |             ^^^^^^^^^^
Nov 17 17:10:51.395 INFO [stderr]     |
Nov 17 17:10:51.395 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 17 17:10:51.395 INFO [stderr] 
Nov 17 17:10:51.431 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:51.431 INFO [stderr]    --> src/main.rs:186:13
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr] 186 |             board.set_o(empty_cell);
Nov 17 17:10:51.431 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 17 17:10:51.431 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:51.431 INFO [stderr] 
Nov 17 17:10:51.431 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:51.431 INFO [stderr]    --> src/main.rs:200:13
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr] 200 |             board.set_o(empty_cell);
Nov 17 17:10:51.431 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:51.431 INFO [stderr] 
Nov 17 17:10:51.431 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:51.431 INFO [stderr]    --> src/main.rs:213:9
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr] 213 |         board.set_o(empty_cell);
Nov 17 17:10:51.431 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:51.431 INFO [stderr] 
Nov 17 17:10:51.431 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:51.431 INFO [stderr]    --> src/main.rs:225:9
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr] 225 |         board.set_o(empty_cell);
Nov 17 17:10:51.431 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:51.431 INFO [stderr] 
Nov 17 17:10:51.431 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:51.431 INFO [stderr]    --> src/main.rs:240:13
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr] 240 |             board.set_o(empty_cell);
Nov 17 17:10:51.431 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:51.431 INFO [stderr] 
Nov 17 17:10:51.431 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:51.431 INFO [stderr]    --> src/main.rs:254:13
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr] 254 |             board.set_o(empty_cell);
Nov 17 17:10:51.431 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:51.431 INFO [stderr]     |
Nov 17 17:10:51.431 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:51.439 INFO [stderr] 
Nov 17 17:10:51.439 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:51.439 INFO [stderr]    --> src/main.rs:267:9
Nov 17 17:10:51.439 INFO [stderr]     |
Nov 17 17:10:51.439 INFO [stderr] 267 |         board.set_o(empty_cell);
Nov 17 17:10:51.439 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:51.439 INFO [stderr]     |
Nov 17 17:10:51.439 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:51.439 INFO [stderr] 
Nov 17 17:10:51.439 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:51.439 INFO [stderr]    --> src/main.rs:279:9
Nov 17 17:10:51.439 INFO [stderr]     |
Nov 17 17:10:51.439 INFO [stderr] 279 |         board.set_o(empty_cell);
Nov 17 17:10:51.439 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:51.439 INFO [stderr]     |
Nov 17 17:10:51.439 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:51.439 INFO [stderr] 
Nov 17 17:10:52.134 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
Nov 17 17:10:52.136 INFO [stderr] su: No module specific data is present
Nov 17 17:10:53.035 INFO running `"docker" "inspect" "560f7634dc1577b469c3c3eda6beae7ecbc8e3db7d6779159a5fa5dbe2658ac0"`
Nov 17 17:10:53.285 INFO running `"docker" "rm" "-f" "560f7634dc1577b469c3c3eda6beae7ecbc8e3db7d6779159a5fa5dbe2658ac0"`
Nov 17 17:10:53.634 INFO [stdout] 560f7634dc1577b469c3c3eda6beae7ecbc8e3db7d6779159a5fa5dbe2658ac0
Nov 17 17:10:53.645 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 17:10:54.085 INFO [stdout] 76a521d7678bd8e0ef1010be036c27245247b905685374af71496d25a7c54bc6
Nov 17 17:10:54.091 INFO running `"docker" "start" "-a" "76a521d7678bd8e0ef1010be036c27245247b905685374af71496d25a7c54bc6"`
Nov 17 17:10:55.755 INFO [stderr] usermod: no changes
Nov 17 17:10:55.827 INFO [stderr]    Compiling tic_tac_toe v0.1.0 (/source)
Nov 17 17:10:56.292 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.292 INFO [stderr]   --> src/main.rs:93:9
Nov 17 17:10:56.292 INFO [stderr]    |
Nov 17 17:10:56.292 INFO [stderr] 85 |             'col: for j in 0..3 {
Nov 17 17:10:56.292 INFO [stderr]    |             ---- first declared here
Nov 17 17:10:56.292 INFO [stderr] ...
Nov 17 17:10:56.292 INFO [stderr] 93 |         'col: for j in 0..3 {
Nov 17 17:10:56.292 INFO [stderr]    |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.292 INFO [stderr] 
Nov 17 17:10:56.292 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.292 INFO [stderr]   --> src/main.rs:94:13
Nov 17 17:10:56.292 INFO [stderr]    |
Nov 17 17:10:56.292 INFO [stderr] 84 |         'row: for i in 0..3 {
Nov 17 17:10:56.292 INFO [stderr]    |         ---- first declared here
Nov 17 17:10:56.292 INFO [stderr] ...
Nov 17 17:10:56.292 INFO [stderr] 94 |             'row: for i in 0..3 {
Nov 17 17:10:56.292 INFO [stderr]    |             ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.292 INFO [stderr] 
Nov 17 17:10:56.292 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.292 INFO [stderr]    --> src/main.rs:118:9
Nov 17 17:10:56.293 INFO [stderr]     |
Nov 17 17:10:56.293 INFO [stderr] 84  |         'row: for i in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.293 INFO [stderr] ...
Nov 17 17:10:56.293 INFO [stderr] 118 |         'row: for i in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.293 INFO [stderr] 
Nov 17 17:10:56.293 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.293 INFO [stderr]    --> src/main.rs:118:9
Nov 17 17:10:56.293 INFO [stderr]     |
Nov 17 17:10:56.293 INFO [stderr] 94  |             'row: for i in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |             ---- first declared here
Nov 17 17:10:56.293 INFO [stderr] ...
Nov 17 17:10:56.293 INFO [stderr] 118 |         'row: for i in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.293 INFO [stderr] 
Nov 17 17:10:56.293 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.293 INFO [stderr]    --> src/main.rs:119:13
Nov 17 17:10:56.293 INFO [stderr]     |
Nov 17 17:10:56.293 INFO [stderr] 85  |             'col: for j in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |             ---- first declared here
Nov 17 17:10:56.293 INFO [stderr] ...
Nov 17 17:10:56.293 INFO [stderr] 119 |             'col: for j in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |             ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.293 INFO [stderr] 
Nov 17 17:10:56.293 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.293 INFO [stderr]    --> src/main.rs:119:13
Nov 17 17:10:56.293 INFO [stderr]     |
Nov 17 17:10:56.293 INFO [stderr] 93  |         'col: for j in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.293 INFO [stderr] ...
Nov 17 17:10:56.293 INFO [stderr] 119 |             'col: for j in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |             ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.293 INFO [stderr] 
Nov 17 17:10:56.293 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.293 INFO [stderr]    --> src/main.rs:127:9
Nov 17 17:10:56.293 INFO [stderr]     |
Nov 17 17:10:56.293 INFO [stderr] 85  |             'col: for j in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |             ---- first declared here
Nov 17 17:10:56.293 INFO [stderr] ...
Nov 17 17:10:56.293 INFO [stderr] 127 |         'col: for j in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.293 INFO [stderr] 
Nov 17 17:10:56.293 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.293 INFO [stderr]    --> src/main.rs:127:9
Nov 17 17:10:56.293 INFO [stderr]     |
Nov 17 17:10:56.293 INFO [stderr] 93  |         'col: for j in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.293 INFO [stderr] ...
Nov 17 17:10:56.293 INFO [stderr] 127 |         'col: for j in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.293 INFO [stderr] 
Nov 17 17:10:56.293 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.293 INFO [stderr]    --> src/main.rs:127:9
Nov 17 17:10:56.293 INFO [stderr]     |
Nov 17 17:10:56.293 INFO [stderr] 119 |             'col: for j in 0..3 {
Nov 17 17:10:56.293 INFO [stderr]     |             ---- first declared here
Nov 17 17:10:56.293 INFO [stderr] ...
Nov 17 17:10:56.293 INFO [stderr] 127 |         'col: for j in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.294 INFO [stderr] 
Nov 17 17:10:56.294 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.294 INFO [stderr]    --> src/main.rs:128:13
Nov 17 17:10:56.294 INFO [stderr]     |
Nov 17 17:10:56.294 INFO [stderr] 84  |         'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.294 INFO [stderr] ...
Nov 17 17:10:56.294 INFO [stderr] 128 |             'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.294 INFO [stderr] 
Nov 17 17:10:56.294 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.294 INFO [stderr]    --> src/main.rs:128:13
Nov 17 17:10:56.294 INFO [stderr]     |
Nov 17 17:10:56.294 INFO [stderr] 94  |             'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |             ---- first declared here
Nov 17 17:10:56.294 INFO [stderr] ...
Nov 17 17:10:56.294 INFO [stderr] 128 |             'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.294 INFO [stderr] 
Nov 17 17:10:56.294 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.294 INFO [stderr]    --> src/main.rs:128:13
Nov 17 17:10:56.294 INFO [stderr]     |
Nov 17 17:10:56.294 INFO [stderr] 118 |         'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.294 INFO [stderr] ...
Nov 17 17:10:56.294 INFO [stderr] 128 |             'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |             ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.294 INFO [stderr] 
Nov 17 17:10:56.294 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.294 INFO [stderr]    --> src/main.rs:190:5
Nov 17 17:10:56.294 INFO [stderr]     |
Nov 17 17:10:56.294 INFO [stderr] 178 |         'col: for j in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.294 INFO [stderr] ...
Nov 17 17:10:56.294 INFO [stderr] 190 |     'col: for j in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.294 INFO [stderr] 
Nov 17 17:10:56.294 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.294 INFO [stderr]    --> src/main.rs:192:9
Nov 17 17:10:56.294 INFO [stderr]     |
Nov 17 17:10:56.294 INFO [stderr] 176 |     'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:56.294 INFO [stderr] ...
Nov 17 17:10:56.294 INFO [stderr] 192 |         'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.294 INFO [stderr] 
Nov 17 17:10:56.294 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.294 INFO [stderr]    --> src/main.rs:230:5
Nov 17 17:10:56.294 INFO [stderr]     |
Nov 17 17:10:56.294 INFO [stderr] 176 |     'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:56.294 INFO [stderr] ...
Nov 17 17:10:56.294 INFO [stderr] 230 |     'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |     ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.294 INFO [stderr] 
Nov 17 17:10:56.294 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.294 INFO [stderr]    --> src/main.rs:230:5
Nov 17 17:10:56.294 INFO [stderr]     |
Nov 17 17:10:56.294 INFO [stderr] 192 |         'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.294 INFO [stderr] ...
Nov 17 17:10:56.294 INFO [stderr] 230 |     'row: for i in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |     ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.294 INFO [stderr] 
Nov 17 17:10:56.294 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.294 INFO [stderr]    --> src/main.rs:232:9
Nov 17 17:10:56.294 INFO [stderr]     |
Nov 17 17:10:56.294 INFO [stderr] 178 |         'col: for j in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.294 INFO [stderr] ...
Nov 17 17:10:56.294 INFO [stderr] 232 |         'col: for j in 0..3 {
Nov 17 17:10:56.294 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.294 INFO [stderr] 
Nov 17 17:10:56.294 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.294 INFO [stderr]    --> src/main.rs:232:9
Nov 17 17:10:56.294 INFO [stderr]     |
Nov 17 17:10:56.294 INFO [stderr] 190 |     'col: for j in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:56.295 INFO [stderr] ...
Nov 17 17:10:56.295 INFO [stderr] 232 |         'col: for j in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |         ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.295 INFO [stderr] 
Nov 17 17:10:56.295 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.295 INFO [stderr]    --> src/main.rs:244:5
Nov 17 17:10:56.295 INFO [stderr]     |
Nov 17 17:10:56.295 INFO [stderr] 178 |         'col: for j in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.295 INFO [stderr] ...
Nov 17 17:10:56.295 INFO [stderr] 244 |     'col: for j in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.295 INFO [stderr] 
Nov 17 17:10:56.295 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.295 INFO [stderr]    --> src/main.rs:244:5
Nov 17 17:10:56.295 INFO [stderr]     |
Nov 17 17:10:56.295 INFO [stderr] 190 |     'col: for j in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:56.295 INFO [stderr] ...
Nov 17 17:10:56.295 INFO [stderr] 244 |     'col: for j in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.295 INFO [stderr] 
Nov 17 17:10:56.295 INFO [stderr] warning: label name `'col` shadows a label name that is already in scope
Nov 17 17:10:56.295 INFO [stderr]    --> src/main.rs:244:5
Nov 17 17:10:56.295 INFO [stderr]     |
Nov 17 17:10:56.295 INFO [stderr] 232 |         'col: for j in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.295 INFO [stderr] ...
Nov 17 17:10:56.295 INFO [stderr] 244 |     'col: for j in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |     ^^^^ lifetime 'col already in scope
Nov 17 17:10:56.295 INFO [stderr] 
Nov 17 17:10:56.295 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.295 INFO [stderr]    --> src/main.rs:246:9
Nov 17 17:10:56.295 INFO [stderr]     |
Nov 17 17:10:56.295 INFO [stderr] 176 |     'row: for i in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:56.295 INFO [stderr] ...
Nov 17 17:10:56.295 INFO [stderr] 246 |         'row: for i in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.295 INFO [stderr] 
Nov 17 17:10:56.295 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.295 INFO [stderr]    --> src/main.rs:246:9
Nov 17 17:10:56.295 INFO [stderr]     |
Nov 17 17:10:56.295 INFO [stderr] 192 |         'row: for i in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |         ---- first declared here
Nov 17 17:10:56.295 INFO [stderr] ...
Nov 17 17:10:56.295 INFO [stderr] 246 |         'row: for i in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.295 INFO [stderr] 
Nov 17 17:10:56.295 INFO [stderr] warning: label name `'row` shadows a label name that is already in scope
Nov 17 17:10:56.295 INFO [stderr]    --> src/main.rs:246:9
Nov 17 17:10:56.295 INFO [stderr]     |
Nov 17 17:10:56.295 INFO [stderr] 230 |     'row: for i in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |     ---- first declared here
Nov 17 17:10:56.295 INFO [stderr] ...
Nov 17 17:10:56.295 INFO [stderr] 246 |         'row: for i in 0..3 {
Nov 17 17:10:56.295 INFO [stderr]     |         ^^^^ lifetime 'row already in scope
Nov 17 17:10:56.295 INFO [stderr] 
Nov 17 17:10:56.391 INFO [stderr] warning: value assigned to `cell_count` is never read
Nov 17 17:10:56.391 INFO [stderr]    --> src/main.rs:172:13
Nov 17 17:10:56.391 INFO [stderr]     |
Nov 17 17:10:56.391 INFO [stderr] 172 |     let mut cell_count = 0;
Nov 17 17:10:56.391 INFO [stderr]     |             ^^^^^^^^^^
Nov 17 17:10:56.391 INFO [stderr]     |
Nov 17 17:10:56.391 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 17 17:10:56.391 INFO [stderr] 
Nov 17 17:10:56.427 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:56.427 INFO [stderr]    --> src/main.rs:186:13
Nov 17 17:10:56.427 INFO [stderr]     |
Nov 17 17:10:56.427 INFO [stderr] 186 |             board.set_o(empty_cell);
Nov 17 17:10:56.427 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:56.427 INFO [stderr]     |
Nov 17 17:10:56.427 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 17 17:10:56.427 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:56.427 INFO [stderr] 
Nov 17 17:10:56.428 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:56.428 INFO [stderr]    --> src/main.rs:200:13
Nov 17 17:10:56.428 INFO [stderr]     |
Nov 17 17:10:56.428 INFO [stderr] 200 |             board.set_o(empty_cell);
Nov 17 17:10:56.429 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:56.429 INFO [stderr]     |
Nov 17 17:10:56.429 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:56.430 INFO [stderr] 
Nov 17 17:10:56.430 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:56.430 INFO [stderr]    --> src/main.rs:213:9
Nov 17 17:10:56.430 INFO [stderr]     |
Nov 17 17:10:56.430 INFO [stderr] 213 |         board.set_o(empty_cell);
Nov 17 17:10:56.430 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:56.430 INFO [stderr]     |
Nov 17 17:10:56.430 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:56.430 INFO [stderr] 
Nov 17 17:10:56.430 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:56.430 INFO [stderr]    --> src/main.rs:225:9
Nov 17 17:10:56.430 INFO [stderr]     |
Nov 17 17:10:56.430 INFO [stderr] 225 |         board.set_o(empty_cell);
Nov 17 17:10:56.430 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:56.430 INFO [stderr]     |
Nov 17 17:10:56.430 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:56.430 INFO [stderr] 
Nov 17 17:10:56.430 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:56.431 INFO [stderr]    --> src/main.rs:240:13
Nov 17 17:10:56.431 INFO [stderr]     |
Nov 17 17:10:56.431 INFO [stderr] 240 |             board.set_o(empty_cell);
Nov 17 17:10:56.431 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:56.431 INFO [stderr]     |
Nov 17 17:10:56.431 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:56.431 INFO [stderr] 
Nov 17 17:10:56.431 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:56.431 INFO [stderr]    --> src/main.rs:254:13
Nov 17 17:10:56.431 INFO [stderr]     |
Nov 17 17:10:56.431 INFO [stderr] 254 |             board.set_o(empty_cell);
Nov 17 17:10:56.431 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:56.431 INFO [stderr]     |
Nov 17 17:10:56.431 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:56.431 INFO [stderr] 
Nov 17 17:10:56.431 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:56.431 INFO [stderr]    --> src/main.rs:267:9
Nov 17 17:10:56.431 INFO [stderr]     |
Nov 17 17:10:56.431 INFO [stderr] 267 |         board.set_o(empty_cell);
Nov 17 17:10:56.431 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:56.431 INFO [stderr]     |
Nov 17 17:10:56.432 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:56.432 INFO [stderr] 
Nov 17 17:10:56.432 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 17:10:56.432 INFO [stderr]    --> src/main.rs:279:9
Nov 17 17:10:56.432 INFO [stderr]     |
Nov 17 17:10:56.432 INFO [stderr] 279 |         board.set_o(empty_cell);
Nov 17 17:10:56.432 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 17:10:56.432 INFO [stderr]     |
Nov 17 17:10:56.432 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 17:10:56.432 INFO [stderr] 
Nov 17 17:10:56.787 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Nov 17 17:10:56.788 INFO [stderr] su: No module specific data is present
Nov 17 17:10:57.379 INFO running `"docker" "inspect" "76a521d7678bd8e0ef1010be036c27245247b905685374af71496d25a7c54bc6"`
Nov 17 17:10:57.639 INFO running `"docker" "rm" "-f" "76a521d7678bd8e0ef1010be036c27245247b905685374af71496d25a7c54bc6"`
Nov 17 17:10:57.934 INFO [stdout] 76a521d7678bd8e0ef1010be036c27245247b905685374af71496d25a7c54bc6
Nov 17 17:10:57.947 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-2/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 17:10:58.545 INFO [stdout] f01f3a988921443e4d058b1d6a8cebb4f176a6484a7c60762d934e09f08c1bd4
Nov 17 17:10:58.547 INFO running `"docker" "start" "-a" "f01f3a988921443e4d058b1d6a8cebb4f176a6484a7c60762d934e09f08c1bd4"`
Nov 17 17:10:59.771 INFO [stderr] usermod: no changes
Nov 17 17:10:59.835 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Nov 17 17:10:59.835 INFO [stderr]      Running /target/debug/deps/tic_tac_toe-3c78f3ec7a091399
Nov 17 17:10:59.855 INFO [stdout] 
Nov 17 17:10:59.855 INFO [stdout] running 0 tests
Nov 17 17:10:59.855 INFO [stdout] 
Nov 17 17:10:59.855 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 17:10:59.855 INFO [stdout] 
Nov 17 17:10:59.856 INFO [stderr] su: No module specific data is present
Nov 17 17:11:00.603 INFO running `"docker" "inspect" "f01f3a988921443e4d058b1d6a8cebb4f176a6484a7c60762d934e09f08c1bd4"`
Nov 17 17:11:00.837 INFO running `"docker" "rm" "-f" "f01f3a988921443e4d058b1d6a8cebb4f176a6484a7c60762d934e09f08c1bd4"`
Nov 17 17:11:01.149 INFO [stdout] f01f3a988921443e4d058b1d6a8cebb4f176a6484a7c60762d934e09f08c1bd4