{"message":"unused variable: `rock_num`","code":{"code":"unused_variables","explanation":null},"level":"warning","spans":[{"file_name":"src\\a1.rs","byte_start":3562,"byte_end":3570,"line_start":134,"line_end":134,"column_start":9,"column_end":17,"is_primary":true,"text":[{"text":"    for rock_num in 0..NUM_ROCKS {","highlight_start":9,"highlight_end":17}],"label":null,"suggested_replacement":null,"suggestion_applicability":null,"expansion":null}],"children":[{"message":"`#[warn(unused_variables)]` on by default","code":null,"level":"note","spans":[],"children":[],"rendered":null},{"message":"if this is intentional, prefix it with an underscore","code":null,"level":"help","spans":[{"file_name":"src\\a1.rs","byte_start":3562,"byte_end":3570,"line_start":134,"line_end":134,"column_start":9,"column_end":17,"is_primary":true,"text":[{"text":"    for rock_num in 0..NUM_ROCKS {","highlight_start":9,"highlight_end":17}],"label":null,"suggested_replacement":"_rock_num","suggestion_applicability":"MachineApplicable","expansion":null}],"children":[],"rendered":null}],"rendered":"\u001b[0m\u001b[1m\u001b[38;5;11mwarning\u001b[0m\u001b[0m\u001b[1m\u001b[38;5;15m: unused variable: `rock_num`\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m--> \u001b[0m\u001b[0msrc\\a1.rs:134:9\u001b[0m\n\u001b[0m    \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;14m134\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\u001b[0m \u001b[0m\u001b[0m    for rock_num in 0..NUM_ROCKS {\u001b[0m\n\u001b[0m    \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m| \u001b[0m\u001b[0m        \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;11m^^^^^^^^\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;11mhelp: if this is intentional, prefix it with an underscore: `_rock_num`\u001b[0m\n\u001b[0m    \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\n\u001b[0m    \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m= \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;15mnote\u001b[0m\u001b[0m: `#[warn(unused_variables)]` on by default\u001b[0m\n\n"}
{"message":"constant `FLOOR` is never used","code":{"code":"dead_code","explanation":null},"level":"warning","spans":[{"file_name":"src\\a1.rs","byte_start":155,"byte_end":160,"line_start":7,"line_end":7,"column_start":7,"column_end":12,"is_primary":true,"text":[{"text":"const FLOOR :i32 = -1; ","highlight_start":7,"highlight_end":12}],"label":null,"suggested_replacement":null,"suggestion_applicability":null,"expansion":null}],"children":[{"message":"`#[warn(dead_code)]` on by default","code":null,"level":"note","spans":[],"children":[],"rendered":null}],"rendered":"\u001b[0m\u001b[1m\u001b[38;5;11mwarning\u001b[0m\u001b[0m\u001b[1m\u001b[38;5;15m: constant `FLOOR` is never used\u001b[0m\n\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m--> \u001b[0m\u001b[0msrc\\a1.rs:7:7\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;14m7\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\u001b[0m \u001b[0m\u001b[0mconst FLOOR :i32 = -1; \u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m| \u001b[0m\u001b[0m      \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;11m^^^^^\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m= \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;15mnote\u001b[0m\u001b[0m: `#[warn(dead_code)]` on by default\u001b[0m\n\n"}
{"message":"function `print_board` is never used","code":{"code":"dead_code","explanation":null},"level":"warning","spans":[{"file_name":"src\\a1.rs","byte_start":2316,"byte_end":2327,"line_start":92,"line_end":92,"column_start":4,"column_end":15,"is_primary":true,"text":[{"text":"fn print_board(positions :&HashSet<Pos>) {","highlight_start":4,"highlight_end":15}],"label":null,"suggested_replacement":null,"suggestion_applicability":null,"expansion":null}],"children":[],"rendered":"\u001b[0m\u001b[1m\u001b[38;5;11mwarning\u001b[0m\u001b[0m\u001b[1m\u001b[38;5;15m: function `print_board` is never used\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m--> \u001b[0m\u001b[0msrc\\a1.rs:92:4\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;14m92\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\u001b[0m \u001b[0m\u001b[0mfn print_board(positions :&HashSet<Pos>) {\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m| \u001b[0m\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;11m^^^^^^^^^^^\u001b[0m\n\n"}
{"message":"constant `FLOOR` is never used","code":{"code":"dead_code","explanation":null},"level":"warning","spans":[{"file_name":"src\\a2.rs","byte_start":155,"byte_end":160,"line_start":7,"line_end":7,"column_start":7,"column_end":12,"is_primary":true,"text":[{"text":"const FLOOR :i32 = -1; ","highlight_start":7,"highlight_end":12}],"label":null,"suggested_replacement":null,"suggestion_applicability":null,"expansion":null}],"children":[],"rendered":"\u001b[0m\u001b[1m\u001b[38;5;11mwarning\u001b[0m\u001b[0m\u001b[1m\u001b[38;5;15m: constant `FLOOR` is never used\u001b[0m\n\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m--> \u001b[0m\u001b[0msrc\\a2.rs:7:7\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;14m7\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\u001b[0m \u001b[0m\u001b[0mconst FLOOR :i32 = -1; \u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m| \u001b[0m\u001b[0m      \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;11m^^^^^\u001b[0m\n\n"}
{"message":"function `print_board` is never used","code":{"code":"dead_code","explanation":null},"level":"warning","spans":[{"file_name":"src\\a2.rs","byte_start":2316,"byte_end":2327,"line_start":92,"line_end":92,"column_start":4,"column_end":15,"is_primary":true,"text":[{"text":"fn print_board(positions :&HashSet<Pos>) {","highlight_start":4,"highlight_end":15}],"label":null,"suggested_replacement":null,"suggestion_applicability":null,"expansion":null}],"children":[],"rendered":"\u001b[0m\u001b[1m\u001b[38;5;11mwarning\u001b[0m\u001b[0m\u001b[1m\u001b[38;5;15m: function `print_board` is never used\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m--> \u001b[0m\u001b[0msrc\\a2.rs:92:4\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;14m92\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m|\u001b[0m\u001b[0m \u001b[0m\u001b[0mfn print_board(positions :&HashSet<Pos>) {\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;14m| \u001b[0m\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;11m^^^^^^^^^^^\u001b[0m\n\n"}
{"message":"5 warnings emitted","code":null,"level":"warning","spans":[],"children":[],"rendered":"\u001b[0m\u001b[1m\u001b[38;5;11mwarning\u001b[0m\u001b[0m\u001b[1m\u001b[38;5;15m: 5 warnings emitted\u001b[0m\n\n"}