error[E0658]: attributes on expressions are experimental
  --> $DIR/autodiff_illegal.rs:54:5
   |
LL |     #[autodiff(df7, Forward, Dual)]
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
   = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
   = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date

error: Duplicated can not be used for this type
  --> $DIR/autodiff_illegal.rs:14:14
   |
LL | pub fn f1(x: f64) {
   |              ^^^

error: expected 1 activities, but found 2
  --> $DIR/autodiff_illegal.rs:20:1
   |
LL | #[autodiff(df3, Reverse, Duplicated, Const)]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: this error originates in the attribute macro `autodiff` (in Nightly builds, run with -Z macro-backtrace for more info)

error: expected 1 activities, but found 0
  --> $DIR/autodiff_illegal.rs:27:1
   |
LL | #[autodiff(df4, Reverse)]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: this error originates in the attribute macro `autodiff` (in Nightly builds, run with -Z macro-backtrace for more info)

error: Dual can not be used in Reverse Mode
  --> $DIR/autodiff_illegal.rs:34:1
   |
LL | #[autodiff(df5, Reverse, Dual)]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: this error originates in the attribute macro `autodiff` (in Nightly builds, run with -Z macro-backtrace for more info)

error: Duplicated can not be used in Forward Mode
  --> $DIR/autodiff_illegal.rs:41:1
   |
LL | #[autodiff(df6, Forward, Duplicated)]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: this error originates in the attribute macro `autodiff` (in Nightly builds, run with -Z macro-backtrace for more info)

error: Duplicated can not be used for this type
  --> $DIR/autodiff_illegal.rs:42:14
   |
LL | pub fn f6(x: f64) {
   |              ^^^

error: autodiff must be applied to function
  --> $DIR/autodiff_illegal.rs:51:5
   |
LL |     let mut x = 5;
   |     ^^^^^^^^^^^^^^

error: autodiff must be applied to function
  --> $DIR/autodiff_illegal.rs:55:5
   |
LL |     x = x + 3;
   |     ^

error: autodiff must be applied to function
  --> $DIR/autodiff_illegal.rs:60:5
   |
LL |     let add_one_v2 = |x: u32| -> u32 { x + 1 };
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: autodiff must be applied to function
  --> $DIR/autodiff_illegal.rs:66:1
   |
LL | / pub fn f7(x: f64) {
LL | |
LL | |     unimplemented!()
LL | | }
   | |_^

error: autodiff requires at least a name and mode
  --> $DIR/autodiff_illegal.rs:73:1
   |
LL | / pub fn f8(x: f64) {
LL | |
LL | |     unimplemented!()
LL | | }
   | |_^

error: autodiff must be applied to function
  --> $DIR/autodiff_illegal.rs:80:1
   |
LL | / pub fn f9(x: f64) {
LL | |
LL | |     unimplemented!()
LL | | }
   | |_^

error[E0428]: the name `fn_exists` is defined multiple times
  --> $DIR/autodiff_illegal.rs:88:1
   |
LL | fn fn_exists() {}
   | -------------- previous definition of the value `fn_exists` here
...
LL | #[autodiff(fn_exists, Reverse, Active)]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `fn_exists` redefined here
   |
   = note: `fn_exists` must be defined only once in the value namespace of this module
   = note: this error originates in the attribute macro `autodiff` (in Nightly builds, run with -Z macro-backtrace for more info)

error: autodiff requires at least a name and mode
  --> $DIR/autodiff_illegal.rs:96:1
   |
LL | / pub fn f11() {
LL | |
LL | |     unimplemented!()
LL | | }
   | |_^

error: unknown Mode: `Debug`. Use `Forward` or `Reverse`
  --> $DIR/autodiff_illegal.rs:102:18
   |
LL | #[autodiff(df12, Debug)]
   |                  ^^^^^

error: did not recognize Activity: `Reverse`
  --> $DIR/autodiff_illegal.rs:110:27
   |
LL | #[autodiff(df13, Forward, Reverse)]
   |                           ^^^^^^^

error[E0433]: failed to resolve: use of undeclared type `MyFloat`
  --> $DIR/autodiff_illegal.rs:131:1
   |
LL | #[autodiff(df15, Reverse, Active, Active)]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared type `MyFloat`
   |
   = note: this error originates in the attribute macro `autodiff` (in Nightly builds, run with -Z macro-backtrace for more info)

error[E0433]: failed to resolve: use of undeclared type `F64Trans`
  --> $DIR/autodiff_illegal.rs:153:1
   |
LL | #[autodiff(df18, Reverse, Active, Active)]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ use of undeclared type `F64Trans`
   |
   = note: this error originates in the attribute macro `autodiff` (in Nightly builds, run with -Z macro-backtrace for more info)

error: aborting due to 19 previous errors

Some errors have detailed explanations: E0428, E0433, E0658.
For more information about an error, try `rustc --explain E0428`.