error: integer literal value 2 out of range for U1
 --> tests_error/error_in_hostile_environment.rs:4:43
  |
4 | const _: ::bitint::U5 = ::bitint::bitint!(2_U1);
  |                                           ^^^^

error: integer literal value 2 out of range for U1
 --> tests_error/error_in_hostile_environment.rs:9:13
  |
9 |     let _ = 2_U1;
  |             ^^^^