| ^^ the trait `std::io::Write` is not implemented for `&dyn std::io::Write`
|
= note: `std::io::Write` is implemented for `&mut dyn std::io::Write`, but not for `&dyn std::io::Write`
- = note: required by `std::io::BufWriter::<W>::new`
+ = note: required by `BufWriter::<W>::new`
error[E0277]: the trait bound `&dyn std::io::Write: std::io::Write` is not satisfied
--> $DIR/mut-borrow-needed-by-trait.rs:17:14
|
LL | let fp = BufWriter::new(fp);
| ^^^^^^^^^^^^^^ the trait `std::io::Write` is not implemented for `&dyn std::io::Write`
+ |
+ ::: $SRC_DIR/std/src/io/buffered/bufwriter.rs:LL:COL
+ |
+LL | pub struct BufWriter<W: Write> {
+ | ----- required by this bound in `BufWriter`
|
= note: `std::io::Write` is implemented for `&mut dyn std::io::Write`, but not for `&dyn std::io::Write`
|
LL | let fp = BufWriter::new(fp);
| ^^^^^^^^^^^^^^^^^^ the trait `std::io::Write` is not implemented for `&dyn std::io::Write`
+ |
+ ::: $SRC_DIR/std/src/io/buffered/bufwriter.rs:LL:COL
+ |
+LL | pub struct BufWriter<W: Write> {
+ | ----- required by this bound in `BufWriter`
|
= note: `std::io::Write` is implemented for `&mut dyn std::io::Write`, but not for `&dyn std::io::Write`
-error[E0599]: no method named `write_fmt` found for struct `std::io::BufWriter<&dyn std::io::Write>` in the current scope
+error[E0599]: no method named `write_fmt` found for struct `BufWriter<&dyn std::io::Write>` in the current scope
--> $DIR/mut-borrow-needed-by-trait.rs:22:5
|
-LL | writeln!(fp, "hello world").unwrap();
- | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ method not found in `std::io::BufWriter<&dyn std::io::Write>`
+LL | writeln!(fp, "hello world").unwrap();
+ | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ method not found in `BufWriter<&dyn std::io::Write>`
+ |
+ ::: $SRC_DIR/std/src/io/buffered/bufwriter.rs:LL:COL
+ |
+LL | pub struct BufWriter<W: Write> {
+ | ------------------------------ doesn't satisfy `BufWriter<&dyn std::io::Write>: std::io::Write`
|
= note: the method `write_fmt` exists but the following trait bounds were not satisfied:
`&dyn std::io::Write: std::io::Write`
- which is required by `std::io::BufWriter<&dyn std::io::Write>: std::io::Write`
+ which is required by `BufWriter<&dyn std::io::Write>: std::io::Write`
= note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to 4 previous errors