warning: unused imports: `Duration`, `Instant`
  --> $DIR/import_remove_line.rs:7:17
   |
LL | use std::time::{Duration, Instant};
   |                 ^^^^^^^^  ^^^^^^^
   |
note: the lint level is defined here
  --> $DIR/import_remove_line.rs:5:9
   |
LL | #![warn(unused_imports)]
   |         ^^^^^^^^^^^^^^

warning: unused import: `std::time::SystemTime`
  --> $DIR/import_remove_line.rs:9:5
   |
LL | use std::time::SystemTime;
   |     ^^^^^^^^^^^^^^^^^^^^^

warning: unused import: `std::time::SystemTimeError`
  --> $DIR/import_remove_line.rs:11:5
   |
LL | use std::time::SystemTimeError;use std::time::TryFromFloatSecsError;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused import: `std::time::TryFromFloatSecsError`
  --> $DIR/import_remove_line.rs:11:36
   |
LL | use std::time::SystemTimeError;use std::time::TryFromFloatSecsError;
   |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: 4 warnings emitted