error: for loop over `option`, which is an `Option`. This is more readably written as an `if let` statement.
  --> $DIR/for_loops_over_fallibles.rs:9:14
   |
LL |     for x in option {
   |              ^^^^^^
   |
   = note: `-D clippy::for-loops-over-fallibles` implied by `-D warnings`
   = help: consider replacing `for x in option` with `if let Some(x) = option`

error: for loop over `result`, which is a `Result`. This is more readably written as an `if let` statement.
  --> $DIR/for_loops_over_fallibles.rs:14:14
   |
LL |     for x in result {
   |              ^^^^^^
   |
   = help: consider replacing `for x in result` with `if let Ok(x) = result`

error: for loop over `option.ok_or("x not found")`, which is a `Result`. This is more readably written as an `if let` statement.
  --> $DIR/for_loops_over_fallibles.rs:18:14
   |
LL |     for x in option.ok_or("x not found") {
   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider replacing `for x in option.ok_or("x not found")` with `if let Ok(x) = option.ok_or("x not found")`

error: you are iterating over `Iterator::next()` which is an Option; this will compile but is probably not what you want
  --> $DIR/for_loops_over_fallibles.rs:24:14
   |
LL |     for x in v.iter().next() {
   |              ^^^^^^^^^^^^^^^
   |
   = note: `#[deny(clippy::iter_next_loop)]` on by default

error: for loop over `v.iter().next().and(Some(0))`, which is an `Option`. This is more readably written as an `if let` statement.
  --> $DIR/for_loops_over_fallibles.rs:29:14
   |
LL |     for x in v.iter().next().and(Some(0)) {
   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider replacing `for x in v.iter().next().and(Some(0))` with `if let Some(x) = v.iter().next().and(Some(0))`

error: for loop over `v.iter().next().ok_or("x not found")`, which is a `Result`. This is more readably written as an `if let` statement.
  --> $DIR/for_loops_over_fallibles.rs:33:14
   |
LL |     for x in v.iter().next().ok_or("x not found") {
   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider replacing `for x in v.iter().next().ok_or("x not found")` with `if let Ok(x) = v.iter().next().ok_or("x not found")`

error: this loop never actually loops
  --> $DIR/for_loops_over_fallibles.rs:45:5
   |
LL | /     while let Some(x) = option {
LL | |         println!("{}", x);
LL | |         break;
LL | |     }
   | |_____^
   |
   = note: `#[deny(clippy::never_loop)]` on by default

error: this loop never actually loops
  --> $DIR/for_loops_over_fallibles.rs:51:5
   |
LL | /     while let Ok(x) = result {
LL | |         println!("{}", x);
LL | |         break;
LL | |     }
   | |_____^

error: aborting due to 8 previous errors