diff --git a/core/codegen/tests/ui-fail-nightly/catch_type_errors.stderr b/core/codegen/tests/ui-fail-nightly/catch_type_errors.stderr
index 7d3a56a5..d761eeae 100644
--- a/core/codegen/tests/ui-fail-nightly/catch_type_errors.stderr
+++ b/core/codegen/tests/ui-fail-nightly/catch_type_errors.stderr
@@ -1,18 +1,26 @@
 error[E0277]: the trait bound `usize: Responder<'_, '_>` is not satisfied
- --> $DIR/catch_type_errors.rs:6:30
-  |
-6 | fn f1(_request: &Request) -> usize {
-  |                              ^^^^^ the trait `Responder<'_, '_>` is not implemented for `usize`
-  |
-  = note: required by `respond_to`
+   --> $DIR/catch_type_errors.rs:6:30
+    |
+6   | fn f1(_request: &Request) -> usize {
+    |                              ^^^^^ the trait `Responder<'_, '_>` is not implemented for `usize`
+    |
+note: required by `respond_to`
+   --> $DIR/responder.rs:298:5
+    |
+298 |     fn respond_to(self, request: &'r Request<'_>) -> response::Result<'o>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `bool: Responder<'_, '_>` is not satisfied
-  --> $DIR/catch_type_errors.rs:11:30
-   |
-11 | fn f2(_request: &Request) -> bool {
-   |                              ^^^^ the trait `Responder<'_, '_>` is not implemented for `bool`
-   |
-   = note: required by `respond_to`
+   --> $DIR/catch_type_errors.rs:11:30
+    |
+11  | fn f2(_request: &Request) -> bool {
+    |                              ^^^^ the trait `Responder<'_, '_>` is not implemented for `bool`
+    |
+note: required by `respond_to`
+   --> $DIR/responder.rs:298:5
+    |
+298 |     fn respond_to(self, request: &'r Request<'_>) -> response::Result<'o>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0308]: mismatched types
   --> $DIR/catch_type_errors.rs:16:17
@@ -21,17 +29,25 @@ error[E0308]: mismatched types
    |                 ^^^^ expected `bool`, found `&rocket::Request<'_>`
 
 error[E0277]: the trait bound `usize: Responder<'_, '_>` is not satisfied
-  --> $DIR/catch_type_errors.rs:16:26
-   |
-16 | fn f3(_request: bool) -> usize {
-   |                          ^^^^^ the trait `Responder<'_, '_>` is not implemented for `usize`
-   |
-   = note: required by `respond_to`
+   --> $DIR/catch_type_errors.rs:16:26
+    |
+16  | fn f3(_request: bool) -> usize {
+    |                          ^^^^^ the trait `Responder<'_, '_>` is not implemented for `usize`
+    |
+note: required by `respond_to`
+   --> $DIR/responder.rs:298:5
+    |
+298 |     fn respond_to(self, request: &'r Request<'_>) -> response::Result<'o>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `usize: Responder<'_, '_>` is not satisfied
-  --> $DIR/catch_type_errors.rs:21:12
-   |
-21 | fn f4() -> usize {
-   |            ^^^^^ the trait `Responder<'_, '_>` is not implemented for `usize`
-   |
-   = note: required by `respond_to`
+   --> $DIR/catch_type_errors.rs:21:12
+    |
+21  | fn f4() -> usize {
+    |            ^^^^^ the trait `Responder<'_, '_>` is not implemented for `usize`
+    |
+note: required by `respond_to`
+   --> $DIR/responder.rs:298:5
+    |
+298 |     fn respond_to(self, request: &'r Request<'_>) -> response::Result<'o>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/core/codegen/tests/ui-fail-nightly/responder-types.stderr b/core/codegen/tests/ui-fail-nightly/responder-types.stderr
index b091b3d7..7fbba7e7 100644
--- a/core/codegen/tests/ui-fail-nightly/responder-types.stderr
+++ b/core/codegen/tests/ui-fail-nightly/responder-types.stderr
@@ -1,10 +1,14 @@
 error[E0277]: the trait bound `u8: Responder<'_, '_>` is not satisfied
- --> $DIR/responder-types.rs:5:5
-  |
-5 |     thing: u8,
-  |     ^^^^^^^^^ the trait `Responder<'_, '_>` is not implemented for `u8`
-  |
-  = note: required by `respond_to`
+   --> $DIR/responder-types.rs:5:5
+    |
+5   |     thing: u8,
+    |     ^^^^^^^^^ the trait `Responder<'_, '_>` is not implemented for `u8`
+    |
+note: required by `respond_to`
+   --> $DIR/responder.rs:298:5
+    |
+298 |     fn respond_to(self, request: &'r Request<'_>) -> response::Result<'o>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `Header<'_>: From<u8>` is not satisfied
   --> $DIR/responder-types.rs:11:5
@@ -21,12 +25,16 @@ error[E0277]: the trait bound `Header<'_>: From<u8>` is not satisfied
    = note: required because of the requirements on the impl of `Into<Header<'_>>` for `u8`
 
 error[E0277]: the trait bound `u8: Responder<'_, '_>` is not satisfied
-  --> $DIR/responder-types.rs:16:5
-   |
-16 |     thing: u8,
-   |     ^^^^^^^^^ the trait `Responder<'_, '_>` is not implemented for `u8`
-   |
-   = note: required by `respond_to`
+   --> $DIR/responder-types.rs:16:5
+    |
+16  |     thing: u8,
+    |     ^^^^^^^^^ the trait `Responder<'_, '_>` is not implemented for `u8`
+    |
+note: required by `respond_to`
+   --> $DIR/responder.rs:298:5
+    |
+298 |     fn respond_to(self, request: &'r Request<'_>) -> response::Result<'o>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `Header<'_>: From<u8>` is not satisfied
   --> $DIR/responder-types.rs:17:5
@@ -57,9 +65,13 @@ error[E0277]: the trait bound `Header<'_>: From<std::string::String>` is not sat
    = note: required because of the requirements on the impl of `Into<Header<'_>>` for `std::string::String`
 
 error[E0277]: the trait bound `usize: Responder<'_, '_>` is not satisfied
-  --> $DIR/responder-types.rs:28:13
-   |
-28 | fn foo() -> usize { 0 }
-   |             ^^^^^ the trait `Responder<'_, '_>` is not implemented for `usize`
-   |
-   = note: required by `route::handler::<impl Outcome<rocket::Response<'o>, Status, rocket::Data<'o>>>::from`
+   --> $DIR/responder-types.rs:28:13
+    |
+28  | fn foo() -> usize { 0 }
+    |             ^^^^^ the trait `Responder<'_, '_>` is not implemented for `usize`
+    |
+note: required by `route::handler::<impl Outcome<rocket::Response<'o>, Status, rocket::Data<'o>>>::from`
+   --> $DIR/handler.rs:188:5
+    |
+188 |     pub fn from<R: Responder<'r, 'o>>(req: &'r Request<'_>, responder: R) -> Outcome<'r> {
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/core/codegen/tests/ui-fail-nightly/route-type-errors.stderr b/core/codegen/tests/ui-fail-nightly/route-type-errors.stderr
index e9f53ff9..1ed7f2f3 100644
--- a/core/codegen/tests/ui-fail-nightly/route-type-errors.stderr
+++ b/core/codegen/tests/ui-fail-nightly/route-type-errors.stderr
@@ -1,18 +1,26 @@
 error[E0277]: the trait bound `Q: FromParam<'_>` is not satisfied
- --> $DIR/route-type-errors.rs:6:12
-  |
-6 | fn f0(foo: Q) {}
-  |            ^ the trait `FromParam<'_>` is not implemented for `Q`
-  |
-  = note: required by `from_param`
+   --> $DIR/route-type-errors.rs:6:12
+    |
+6   | fn f0(foo: Q) {}
+    |            ^ the trait `FromParam<'_>` is not implemented for `Q`
+    |
+note: required by `from_param`
+   --> $DIR/from_param.rs:183:5
+    |
+183 |     fn from_param(param: &'a str) -> Result<Self, Self::Error>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `Q: FromSegments<'_>` is not satisfied
- --> $DIR/route-type-errors.rs:9:12
-  |
-9 | fn f1(foo: Q) {}
-  |            ^ the trait `FromSegments<'_>` is not implemented for `Q`
-  |
-  = note: required by `from_segments`
+   --> $DIR/route-type-errors.rs:9:12
+    |
+9   | fn f1(foo: Q) {}
+    |            ^ the trait `FromSegments<'_>` is not implemented for `Q`
+    |
+note: required by `from_segments`
+   --> $DIR/from_param.rs:291:5
+    |
+291 |     fn from_segments(segments: Segments<'r, Path>) -> Result<Self, Self::Error>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `Q: FromFormField<'_>` is not satisfied
   --> $DIR/route-type-errors.rs:12:12
@@ -53,12 +61,16 @@ error[E0277]: the trait bound `Q: FromRequest<'_>` is not satisfied
     |                                                -- required by this bound in `from_request`
 
 error[E0277]: the trait bound `Q: FromParam<'_>` is not satisfied
-  --> $DIR/route-type-errors.rs:21:18
-   |
-21 | fn f5(a: Q, foo: Q) {}
-   |                  ^ the trait `FromParam<'_>` is not implemented for `Q`
-   |
-   = note: required by `from_param`
+   --> $DIR/route-type-errors.rs:21:18
+    |
+21  | fn f5(a: Q, foo: Q) {}
+    |                  ^ the trait `FromParam<'_>` is not implemented for `Q`
+    |
+note: required by `from_param`
+   --> $DIR/from_param.rs:183:5
+    |
+183 |     fn from_param(param: &'a str) -> Result<Self, Self::Error>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `Q: FromRequest<'_>` is not satisfied
    --> $DIR/route-type-errors.rs:24:10
@@ -72,17 +84,25 @@ error[E0277]: the trait bound `Q: FromRequest<'_>` is not satisfied
     |                                                -- required by this bound in `from_request`
 
 error[E0277]: the trait bound `Q: FromParam<'_>` is not satisfied
-  --> $DIR/route-type-errors.rs:24:18
-   |
-24 | fn f6(a: Q, foo: Q, good: usize, bar: Q) {}
-   |                  ^ the trait `FromParam<'_>` is not implemented for `Q`
-   |
-   = note: required by `from_param`
+   --> $DIR/route-type-errors.rs:24:18
+    |
+24  | fn f6(a: Q, foo: Q, good: usize, bar: Q) {}
+    |                  ^ the trait `FromParam<'_>` is not implemented for `Q`
+    |
+note: required by `from_param`
+   --> $DIR/from_param.rs:183:5
+    |
+183 |     fn from_param(param: &'a str) -> Result<Self, Self::Error>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `Q: FromParam<'_>` is not satisfied
-  --> $DIR/route-type-errors.rs:24:39
-   |
-24 | fn f6(a: Q, foo: Q, good: usize, bar: Q) {}
-   |                                       ^ the trait `FromParam<'_>` is not implemented for `Q`
-   |
-   = note: required by `from_param`
+   --> $DIR/route-type-errors.rs:24:39
+    |
+24  | fn f6(a: Q, foo: Q, good: usize, bar: Q) {}
+    |                                       ^ the trait `FromParam<'_>` is not implemented for `Q`
+    |
+note: required by `from_param`
+   --> $DIR/from_param.rs:183:5
+    |
+183 |     fn from_param(param: &'a str) -> Result<Self, Self::Error>;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/core/codegen/tests/ui-fail-nightly/typed-uri-bad-type.stderr b/core/codegen/tests/ui-fail-nightly/typed-uri-bad-type.stderr
index 9f527cdf..848461e4 100644
--- a/core/codegen/tests/ui-fail-nightly/typed-uri-bad-type.stderr
+++ b/core/codegen/tests/ui-fail-nightly/typed-uri-bad-type.stderr
@@ -5,116 +5,156 @@ error[E0271]: type mismatch resolving `<std::string::String as FromParam<'_>>::E
    |                                     ^^^^^^^^^^^^^^^^^^^^ expected enum `Infallible`, found `&str`
 
 error[E0277]: the trait bound `usize: FromUriParam<rocket::http::uri::fmt::Path, &str>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:45:22
-   |
-45 |     uri!(simple(id = "hi"));
-   |                      ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
-   |
-   = help: the following implementations were found:
-             <usize as FromUriParam<P, &'x mut usize>>
-             <usize as FromUriParam<P, &'x usize>>
-             <usize as FromUriParam<P, usize>>
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:45:22
+    |
+45  |     uri!(simple(id = "hi"));
+    |                      ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
+    |
+    = help: the following implementations were found:
+              <usize as FromUriParam<P, &'x mut usize>>
+              <usize as FromUriParam<P, &'x usize>>
+              <usize as FromUriParam<P, usize>>
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `usize: FromUriParam<rocket::http::uri::fmt::Path, &str>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:47:17
-   |
-47 |     uri!(simple("hello"));
-   |                 ^^^^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
-   |
-   = help: the following implementations were found:
-             <usize as FromUriParam<P, &'x mut usize>>
-             <usize as FromUriParam<P, &'x usize>>
-             <usize as FromUriParam<P, usize>>
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:47:17
+    |
+47  |     uri!(simple("hello"));
+    |                 ^^^^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
+    |
+    = help: the following implementations were found:
+              <usize as FromUriParam<P, &'x mut usize>>
+              <usize as FromUriParam<P, &'x usize>>
+              <usize as FromUriParam<P, usize>>
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `usize: FromUriParam<rocket::http::uri::fmt::Path, i64>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:49:22
-   |
-49 |     uri!(simple(id = 239239i64));
-   |                      ^^^^^^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, i64>` is not implemented for `usize`
-   |
-   = help: the following implementations were found:
-             <usize as FromUriParam<P, &'x mut usize>>
-             <usize as FromUriParam<P, &'x usize>>
-             <usize as FromUriParam<P, usize>>
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:49:22
+    |
+49  |     uri!(simple(id = 239239i64));
+    |                      ^^^^^^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, i64>` is not implemented for `usize`
+    |
+    = help: the following implementations were found:
+              <usize as FromUriParam<P, &'x mut usize>>
+              <usize as FromUriParam<P, &'x usize>>
+              <usize as FromUriParam<P, usize>>
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `S: FromUriParam<rocket::http::uri::fmt::Path, _>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:51:30
-   |
-51 |     uri!(not_uri_display(10, S));
-   |                              ^ the trait `FromUriParam<rocket::http::uri::fmt::Path, _>` is not implemented for `S`
-   |
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:51:30
+    |
+51  |     uri!(not_uri_display(10, S));
+    |                              ^ the trait `FromUriParam<rocket::http::uri::fmt::Path, _>` is not implemented for `S`
+    |
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `i32: FromUriParam<rocket::http::uri::fmt::Path, std::option::Option<{integer}>>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:56:25
-   |
-56 |     uri!(optionals(id = Some(10), name = Ok("bob".into())));
-   |                         ^^^^^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, std::option::Option<{integer}>>` is not implemented for `i32`
-   |
-   = help: the following implementations were found:
-             <i32 as FromUriParam<P, &'x i32>>
-             <i32 as FromUriParam<P, &'x mut i32>>
-             <i32 as FromUriParam<P, i32>>
-   = note: required because of the requirements on the impl of `FromUriParam<rocket::http::uri::fmt::Path, std::option::Option<{integer}>>` for `std::option::Option<i32>`
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:56:25
+    |
+56  |     uri!(optionals(id = Some(10), name = Ok("bob".into())));
+    |                         ^^^^^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, std::option::Option<{integer}>>` is not implemented for `i32`
+    |
+    = help: the following implementations were found:
+              <i32 as FromUriParam<P, &'x i32>>
+              <i32 as FromUriParam<P, &'x mut i32>>
+              <i32 as FromUriParam<P, i32>>
+    = note: required because of the requirements on the impl of `FromUriParam<rocket::http::uri::fmt::Path, std::option::Option<{integer}>>` for `std::option::Option<i32>`
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `std::string::String: FromUriParam<rocket::http::uri::fmt::Path, Result<_, _>>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:56:42
-   |
-56 |     uri!(optionals(id = Some(10), name = Ok("bob".into())));
-   |                                          ^^^^^^^^^^^^^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, Result<_, _>>` is not implemented for `std::string::String`
-   |
-   = help: the following implementations were found:
-             <std::string::String as FromUriParam<P, &'a str>>
-             <std::string::String as FromUriParam<P, &'x &'a str>>
-             <std::string::String as FromUriParam<P, &'x mut &'a str>>
-             <std::string::String as FromUriParam<P, &'x mut std::string::String>>
-           and 2 others
-   = note: required because of the requirements on the impl of `FromUriParam<rocket::http::uri::fmt::Path, Result<_, _>>` for `Result<std::string::String, &str>`
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:56:42
+    |
+56  |     uri!(optionals(id = Some(10), name = Ok("bob".into())));
+    |                                          ^^^^^^^^^^^^^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, Result<_, _>>` is not implemented for `std::string::String`
+    |
+    = help: the following implementations were found:
+              <std::string::String as FromUriParam<P, &'a str>>
+              <std::string::String as FromUriParam<P, &'x &'a str>>
+              <std::string::String as FromUriParam<P, &'x mut &'a str>>
+              <std::string::String as FromUriParam<P, &'x mut std::string::String>>
+            and 2 others
+    = note: required because of the requirements on the impl of `FromUriParam<rocket::http::uri::fmt::Path, Result<_, _>>` for `Result<std::string::String, &str>`
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `isize: FromUriParam<rocket::http::uri::fmt::Query, &str>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:58:19
-   |
-58 |     uri!(simple_q("hi"));
-   |                   ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Query, &str>` is not implemented for `isize`
-   |
-   = help: the following implementations were found:
-             <isize as FromUriParam<P, &'x isize>>
-             <isize as FromUriParam<P, &'x mut isize>>
-             <isize as FromUriParam<P, isize>>
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:58:19
+    |
+58  |     uri!(simple_q("hi"));
+    |                   ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Query, &str>` is not implemented for `isize`
+    |
+    = help: the following implementations were found:
+              <isize as FromUriParam<P, &'x isize>>
+              <isize as FromUriParam<P, &'x mut isize>>
+              <isize as FromUriParam<P, isize>>
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `isize: FromUriParam<rocket::http::uri::fmt::Query, &str>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:60:24
-   |
-60 |     uri!(simple_q(id = "hi"));
-   |                        ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Query, &str>` is not implemented for `isize`
-   |
-   = help: the following implementations were found:
-             <isize as FromUriParam<P, &'x isize>>
-             <isize as FromUriParam<P, &'x mut isize>>
-             <isize as FromUriParam<P, isize>>
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:60:24
+    |
+60  |     uri!(simple_q(id = "hi"));
+    |                        ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Query, &str>` is not implemented for `isize`
+    |
+    = help: the following implementations were found:
+              <isize as FromUriParam<P, &'x isize>>
+              <isize as FromUriParam<P, &'x mut isize>>
+              <isize as FromUriParam<P, isize>>
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `S: FromUriParam<rocket::http::uri::fmt::Query, _>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:62:23
-   |
-62 |     uri!(other_q(100, S));
-   |                       ^ the trait `FromUriParam<rocket::http::uri::fmt::Query, _>` is not implemented for `S`
-   |
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:62:23
+    |
+62  |     uri!(other_q(100, S));
+    |                       ^ the trait `FromUriParam<rocket::http::uri::fmt::Query, _>` is not implemented for `S`
+    |
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `S: FromUriParam<rocket::http::uri::fmt::Query, _>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:64:25
-   |
-64 |     uri!(other_q(rest = S, id = 100));
-   |                         ^ the trait `FromUriParam<rocket::http::uri::fmt::Query, _>` is not implemented for `S`
-   |
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:64:25
+    |
+64  |     uri!(other_q(rest = S, id = 100));
+    |                         ^ the trait `FromUriParam<rocket::http::uri::fmt::Query, _>` is not implemented for `S`
+    |
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `S: Ignorable<rocket::http::uri::fmt::Query>` is not satisfied
    --> $DIR/typed-uri-bad-type.rs:66:25
@@ -139,24 +179,32 @@ error[E0277]: the trait bound `usize: Ignorable<rocket::http::uri::fmt::Query>`
     |                                     ------------ required by this bound in `assert_ignorable`
 
 error[E0277]: the trait bound `S: FromUriParam<rocket::http::uri::fmt::Query, _>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:68:25
-   |
-68 |     uri!(other_q(rest = S, id = _));
-   |                         ^ the trait `FromUriParam<rocket::http::uri::fmt::Query, _>` is not implemented for `S`
-   |
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:68:25
+    |
+68  |     uri!(other_q(rest = S, id = _));
+    |                         ^ the trait `FromUriParam<rocket::http::uri::fmt::Query, _>` is not implemented for `S`
+    |
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `usize: FromUriParam<rocket::http::uri::fmt::Path, &str>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:77:40
-   |
-77 |     uri!(uri!("?foo#bar"), simple(id = "hi"));
-   |                                        ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
-   |
-   = help: the following implementations were found:
-             <usize as FromUriParam<P, &'x mut usize>>
-             <usize as FromUriParam<P, &'x usize>>
-             <usize as FromUriParam<P, usize>>
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:77:40
+    |
+77  |     uri!(uri!("?foo#bar"), simple(id = "hi"));
+    |                                        ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
+    |
+    = help: the following implementations were found:
+              <usize as FromUriParam<P, &'x mut usize>>
+              <usize as FromUriParam<P, &'x usize>>
+              <usize as FromUriParam<P, usize>>
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `rocket::http::uri::Reference<'_>: ValidRoutePrefix` is not satisfied
   --> $DIR/typed-uri-bad-type.rs:77:15
@@ -165,16 +213,20 @@ error[E0277]: the trait bound `rocket::http::uri::Reference<'_>: ValidRoutePrefi
    |               ^^^^^^^^^^ the trait `ValidRoutePrefix` is not implemented for `rocket::http::uri::Reference<'_>`
 
 error[E0277]: the trait bound `usize: FromUriParam<rocket::http::uri::fmt::Path, &str>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:78:33
-   |
-78 |     uri!(uri!("*"), simple(id = "hi"));
-   |                                 ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
-   |
-   = help: the following implementations were found:
-             <usize as FromUriParam<P, &'x mut usize>>
-             <usize as FromUriParam<P, &'x usize>>
-             <usize as FromUriParam<P, usize>>
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:78:33
+    |
+78  |     uri!(uri!("*"), simple(id = "hi"));
+    |                                 ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
+    |
+    = help: the following implementations were found:
+              <usize as FromUriParam<P, &'x mut usize>>
+              <usize as FromUriParam<P, &'x usize>>
+              <usize as FromUriParam<P, usize>>
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `rocket::http::uri::Asterisk: ValidRoutePrefix` is not satisfied
   --> $DIR/typed-uri-bad-type.rs:78:15
@@ -183,16 +235,20 @@ error[E0277]: the trait bound `rocket::http::uri::Asterisk: ValidRoutePrefix` is
    |               ^^^ the trait `ValidRoutePrefix` is not implemented for `rocket::http::uri::Asterisk`
 
 error[E0277]: the trait bound `usize: FromUriParam<rocket::http::uri::fmt::Path, &str>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:81:25
-   |
-81 |     uri!(_, simple(id = "hi"), uri!("*"));
-   |                         ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
-   |
-   = help: the following implementations were found:
-             <usize as FromUriParam<P, &'x mut usize>>
-             <usize as FromUriParam<P, &'x usize>>
-             <usize as FromUriParam<P, usize>>
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:81:25
+    |
+81  |     uri!(_, simple(id = "hi"), uri!("*"));
+    |                         ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
+    |
+    = help: the following implementations were found:
+              <usize as FromUriParam<P, &'x mut usize>>
+              <usize as FromUriParam<P, &'x usize>>
+              <usize as FromUriParam<P, usize>>
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `rocket::http::uri::Asterisk: ValidRouteSuffix<rocket::http::uri::Origin<'static>>` is not satisfied
   --> $DIR/typed-uri-bad-type.rs:81:37
@@ -201,16 +257,20 @@ error[E0277]: the trait bound `rocket::http::uri::Asterisk: ValidRouteSuffix<roc
    |                                     ^^^ the trait `ValidRouteSuffix<rocket::http::uri::Origin<'static>>` is not implemented for `rocket::http::uri::Asterisk`
 
 error[E0277]: the trait bound `usize: FromUriParam<rocket::http::uri::fmt::Path, &str>` is not satisfied
-  --> $DIR/typed-uri-bad-type.rs:82:25
-   |
-82 |     uri!(_, simple(id = "hi"), uri!("/foo/bar"));
-   |                         ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
-   |
-   = help: the following implementations were found:
-             <usize as FromUriParam<P, &'x mut usize>>
-             <usize as FromUriParam<P, &'x usize>>
-             <usize as FromUriParam<P, usize>>
-   = note: required by `from_uri_param`
+   --> $DIR/typed-uri-bad-type.rs:82:25
+    |
+82  |     uri!(_, simple(id = "hi"), uri!("/foo/bar"));
+    |                         ^^^^ the trait `FromUriParam<rocket::http::uri::fmt::Path, &str>` is not implemented for `usize`
+    |
+    = help: the following implementations were found:
+              <usize as FromUriParam<P, &'x mut usize>>
+              <usize as FromUriParam<P, &'x usize>>
+              <usize as FromUriParam<P, usize>>
+note: required by `from_uri_param`
+   --> $DIR/from_uri_param.rs:192:5
+    |
+192 |     fn from_uri_param(param: T) -> Self::Target;
+    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error[E0277]: the trait bound `rocket::http::uri::Origin<'_>: ValidRouteSuffix<rocket::http::uri::Origin<'static>>` is not satisfied
   --> $DIR/typed-uri-bad-type.rs:82:37