{"message":"unused import: `std::env`","code":{"code":"unused_imports","explanation":null},"level":"warning","spans":[{"file_name":"src/main.rs","byte_start":4,"byte_end":12,"line_start":1,"line_end":1,"column_start":5,"column_end":13,"is_primary":true,"text":[{"text":"use std::env;","highlight_start":5,"highlight_end":13}],"label":null,"suggested_replacement":null,"suggestion_applicability":null,"expansion":null}],"children":[{"message":"`#[warn(unused_imports)]` on by default","code":null,"level":"note","spans":[],"children":[],"rendered":null},{"message":"remove the whole `use` item","code":null,"level":"help","spans":[{"file_name":"src/main.rs","byte_start":0,"byte_end":13,"line_start":1,"line_end":1,"column_start":1,"column_end":14,"is_primary":true,"text":[{"text":"use std::env;","highlight_start":1,"highlight_end":14}],"label":null,"suggested_replacement":"","suggestion_applicability":"MachineApplicable","expansion":null}],"children":[],"rendered":null}],"rendered":"\u001b[0m\u001b[1m\u001b[33mwarning\u001b[0m\u001b[0m\u001b[1m: unused import: `std::env`\u001b[0m\n\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m--> \u001b[0m\u001b[0msrc/main.rs:1:5\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;12m1\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\u001b[0m \u001b[0m\u001b[0muse std::env;\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m| \u001b[0m\u001b[0m    \u001b[0m\u001b[0m\u001b[1m\u001b[33m^^^^^^^^\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m= \u001b[0m\u001b[0m\u001b[1mnote\u001b[0m\u001b[0m: `#[warn(unused_imports)]` on by default\u001b[0m\n\n"}
{"message":"unnecessary parentheses around `if` condition","code":{"code":"unused_parens","explanation":null},"level":"warning","spans":[{"file_name":"src/main.rs","byte_start":357,"byte_end":358,"line_start":13,"line_end":13,"column_start":11,"column_end":12,"is_primary":true,"text":[{"text":"        if(line.eq(\"\")){","highlight_start":11,"highlight_end":12}],"label":null,"suggested_replacement":null,"suggestion_applicability":null,"expansion":null},{"file_name":"src/main.rs","byte_start":369,"byte_end":370,"line_start":13,"line_end":13,"column_start":23,"column_end":24,"is_primary":true,"text":[{"text":"        if(line.eq(\"\")){","highlight_start":23,"highlight_end":24}],"label":null,"suggested_replacement":null,"suggestion_applicability":null,"expansion":null}],"children":[{"message":"`#[warn(unused_parens)]` on by default","code":null,"level":"note","spans":[],"children":[],"rendered":null},{"message":"remove these parentheses","code":null,"level":"help","spans":[{"file_name":"src/main.rs","byte_start":357,"byte_end":358,"line_start":13,"line_end":13,"column_start":11,"column_end":12,"is_primary":true,"text":[{"text":"        if(line.eq(\"\")){","highlight_start":11,"highlight_end":12}],"label":null,"suggested_replacement":" ","suggestion_applicability":"MachineApplicable","expansion":null},{"file_name":"src/main.rs","byte_start":369,"byte_end":370,"line_start":13,"line_end":13,"column_start":23,"column_end":24,"is_primary":true,"text":[{"text":"        if(line.eq(\"\")){","highlight_start":23,"highlight_end":24}],"label":null,"suggested_replacement":" ","suggestion_applicability":"MachineApplicable","expansion":null}],"children":[],"rendered":null}],"rendered":"\u001b[0m\u001b[1m\u001b[33mwarning\u001b[0m\u001b[0m\u001b[1m: unnecessary parentheses around `if` condition\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m--> \u001b[0m\u001b[0msrc/main.rs:13:11\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;12m13\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\u001b[0m \u001b[0m\u001b[0m        if(line.eq(\"\")){\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m| \u001b[0m\u001b[0m          \u001b[0m\u001b[0m\u001b[1m\u001b[33m^\u001b[0m\u001b[0m           \u001b[0m\u001b[0m\u001b[1m\u001b[33m^\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m= \u001b[0m\u001b[0m\u001b[1mnote\u001b[0m\u001b[0m: `#[warn(unused_parens)]` on by default\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;14mhelp\u001b[0m\u001b[0m: remove these parentheses\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;12m13\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[38;5;9m- \u001b[0m\u001b[0m        if\u001b[0m\u001b[0m\u001b[38;5;9m(\u001b[0m\u001b[0mline.eq(\"\")\u001b[0m\u001b[0m\u001b[38;5;9m)\u001b[0m\u001b[0m{\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;12m13\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[38;5;10m+ \u001b[0m\u001b[0m        if\u001b[0m\u001b[0m\u001b[38;5;10m \u001b[0m\u001b[0mline.eq(\"\")\u001b[0m\u001b[0m\u001b[38;5;10m \u001b[0m\u001b[0m{\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\n"}
{"message":"unused variable: `index`","code":{"code":"unused_variables","explanation":null},"level":"warning","spans":[{"file_name":"src/main.rs","byte_start":270,"byte_end":275,"line_start":11,"line_end":11,"column_start":9,"column_end":14,"is_primary":true,"text":[{"text":"    for(index,line) in reader.lines().enumerate(){","highlight_start":9,"highlight_end":14}],"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/main.rs","byte_start":270,"byte_end":275,"line_start":11,"line_end":11,"column_start":9,"column_end":14,"is_primary":true,"text":[{"text":"    for(index,line) in reader.lines().enumerate(){","highlight_start":9,"highlight_end":14}],"label":null,"suggested_replacement":"_index","suggestion_applicability":"MachineApplicable","expansion":null}],"children":[],"rendered":null}],"rendered":"\u001b[0m\u001b[1m\u001b[33mwarning\u001b[0m\u001b[0m\u001b[1m: unused variable: `index`\u001b[0m\n\u001b[0m  \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m--> \u001b[0m\u001b[0msrc/main.rs:11:9\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\u001b[0m\u001b[1m\u001b[38;5;12m11\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\u001b[0m \u001b[0m\u001b[0m    for(index,line) in reader.lines().enumerate(){\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m| \u001b[0m\u001b[0m        \u001b[0m\u001b[0m\u001b[1m\u001b[33m^^^^^\u001b[0m\u001b[0m \u001b[0m\u001b[0m\u001b[1m\u001b[33mhelp: if this is intentional, prefix it with an underscore: `_index`\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m|\u001b[0m\n\u001b[0m   \u001b[0m\u001b[0m\u001b[1m\u001b[38;5;12m= \u001b[0m\u001b[0m\u001b[1mnote\u001b[0m\u001b[0m: `#[warn(unused_variables)]` on by default\u001b[0m\n\n"}
{"message":"3 warnings emitted","code":null,"level":"warning","spans":[],"children":[],"rendered":"\u001b[0m\u001b[1m\u001b[33mwarning\u001b[0m\u001b[0m\u001b[1m: 3 warnings emitted\u001b[0m\n\n"}