Deleted vendor folder

25 files changed, 0 insertions, 559 deletions

diff --git a/vendor/bitflags-1.3.2/tests/basic.rs b/vendor/bitflags-1.3.2/tests/basic.rs
deleted file mode 100644
index 73a52be..0000000
--- a/vendor/bitflags-1.3.2/tests/basic.rs
+++ /dev/null
@@ -1,20 +0,0 @@
-#![no_std]
-
-use bitflags::bitflags;
-
-bitflags! {
-    /// baz
-    struct Flags: u32 {
-        const A = 0b00000001;
-        #[doc = "bar"]
-        const B = 0b00000010;
-        const C = 0b00000100;
-        #[doc = "foo"]
-        const ABC = Flags::A.bits | Flags::B.bits | Flags::C.bits;
-    }
-}
-
-#[test]
-fn basic() {
-    assert_eq!(Flags::ABC, Flags::A | Flags::B | Flags::C);
-}
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/impls/copy.rs b/vendor/bitflags-1.3.2/tests/compile-fail/impls/copy.rs
deleted file mode 100644
index 38f4822..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/impls/copy.rs
+++ /dev/null
@@ -1,10 +0,0 @@
-use bitflags::bitflags;
-
-bitflags! {
-    #[derive(Clone, Copy)]
-    struct Flags: u32 {
-        const A = 0b00000001;
-    }
-}
-
-fn main() {}
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/impls/copy.stderr.beta b/vendor/bitflags-1.3.2/tests/compile-fail/impls/copy.stderr.beta
deleted file mode 100644
index 0c13aa5..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/impls/copy.stderr.beta
+++ /dev/null
@@ -1,27 +0,0 @@
-error[E0119]: conflicting implementations of trait `std::clone::Clone` for type `Flags`
- --> $DIR/copy.rs:3:1
-  |
-3 | / bitflags! {
-4 | |     #[derive(Clone, Copy)]
-  | |              ----- first implementation here
-5 | |     struct Flags: u32 {
-6 | |         const A = 0b00000001;
-7 | |     }
-8 | | }
-  | |_^ conflicting implementation for `Flags`
-  |
-  = note: this error originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
-
-error[E0119]: conflicting implementations of trait `std::marker::Copy` for type `Flags`
- --> $DIR/copy.rs:3:1
-  |
-3 | / bitflags! {
-4 | |     #[derive(Clone, Copy)]
-  | |                     ---- first implementation here
-5 | |     struct Flags: u32 {
-6 | |         const A = 0b00000001;
-7 | |     }
-8 | | }
-  | |_^ conflicting implementation for `Flags`
-  |
-  = note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/impls/eq.rs b/vendor/bitflags-1.3.2/tests/compile-fail/impls/eq.rs
deleted file mode 100644
index 4abbd63..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/impls/eq.rs
+++ /dev/null
@@ -1,10 +0,0 @@
-use bitflags::bitflags;
-
-bitflags! {
-    #[derive(PartialEq, Eq)]
-    struct Flags: u32 {
-        const A = 0b00000001;
-    }
-}
-
-fn main() {}
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/impls/eq.stderr.beta b/vendor/bitflags-1.3.2/tests/compile-fail/impls/eq.stderr.beta
deleted file mode 100644
index 8a1a3b4..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/impls/eq.stderr.beta
+++ /dev/null
@@ -1,55 +0,0 @@
-error[E0119]: conflicting implementations of trait `std::cmp::PartialEq` for type `Flags`
- --> $DIR/eq.rs:3:1
-  |
-3 | / bitflags! {
-4 | |     #[derive(PartialEq, Eq)]
-  | |              --------- first implementation here
-5 | |     struct Flags: u32 {
-6 | |         const A = 0b00000001;
-7 | |     }
-8 | | }
-  | |_^ conflicting implementation for `Flags`
-  |
-  = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
-
-error[E0119]: conflicting implementations of trait `std::cmp::Eq` for type `Flags`
- --> $DIR/eq.rs:3:1
-  |
-3 | / bitflags! {
-4 | |     #[derive(PartialEq, Eq)]
-  | |                         -- first implementation here
-5 | |     struct Flags: u32 {
-6 | |         const A = 0b00000001;
-7 | |     }
-8 | | }
-  | |_^ conflicting implementation for `Flags`
-  |
-  = note: this error originates in the derive macro `Eq` (in Nightly builds, run with -Z macro-backtrace for more info)
-
-error[E0119]: conflicting implementations of trait `std::marker::StructuralPartialEq` for type `Flags`
- --> $DIR/eq.rs:3:1
-  |
-3 | / bitflags! {
-4 | |     #[derive(PartialEq, Eq)]
-  | |              --------- first implementation here
-5 | |     struct Flags: u32 {
-6 | |         const A = 0b00000001;
-7 | |     }
-8 | | }
-  | |_^ conflicting implementation for `Flags`
-  |
-  = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info)
-
-error[E0119]: conflicting implementations of trait `std::marker::StructuralEq` for type `Flags`
- --> $DIR/eq.rs:3:1
-  |
-3 | / bitflags! {
-4 | |     #[derive(PartialEq, Eq)]
-  | |                         -- first implementation here
-5 | |     struct Flags: u32 {
-6 | |         const A = 0b00000001;
-7 | |     }
-8 | | }
-  | |_^ conflicting implementation for `Flags`
-  |
-  = note: this error originates in the derive macro `Eq` (in Nightly builds, run with -Z macro-backtrace for more info)
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_defined.rs b/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_defined.rs
deleted file mode 100644
index c2856b1..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_defined.rs
+++ /dev/null
@@ -1,123 +0,0 @@
-use std::{
-    fmt::{
-        self,
-        Debug,
-        Display,
-        LowerHex,
-        UpperHex,
-        Octal,
-        Binary,
-    },
-    ops::{
-        BitAnd,
-        BitOr,
-        BitXor,
-        BitAndAssign,
-        BitOrAssign,
-        BitXorAssign,
-        Not,
-    },
-};
-
-use bitflags::bitflags;
-
-// Ideally we'd actually want this to work, but currently need something like `num`'s `Zero`
-// With some design work it could be made possible
-#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
-struct MyInt(u8);
-
-impl BitAnd for MyInt {
-    type Output = Self;
-
-    fn bitand(self, other: Self) -> Self {
-        MyInt(self.0 & other.0)
-    }
-}
-
-impl BitOr for MyInt {
-    type Output = Self;
-
-    fn bitor(self, other: Self) -> Self {
-        MyInt(self.0 | other.0)
-    }
-}
-
-impl BitXor for MyInt {
-    type Output = Self;
-
-    fn bitxor(self, other: Self) -> Self {
-        MyInt(self.0 ^ other.0)
-    }
-}
-
-impl BitAndAssign for MyInt {
-    fn bitand_assign(&mut self, other: Self) {
-        self.0 &= other.0
-    }
-}
-
-impl BitOrAssign for MyInt {
-    fn bitor_assign(&mut self, other: Self) {
-        self.0 |= other.0
-    }
-}
-
-impl BitXorAssign for MyInt {
-    fn bitxor_assign(&mut self, other: Self) {
-        self.0 ^= other.0
-    }
-}
-
-impl Debug for MyInt {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        Debug::fmt(&self.0, f)
-    }
-}
-
-impl Display for MyInt {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        Display::fmt(&self.0, f)
-    }
-}
-
-impl LowerHex for MyInt {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        LowerHex::fmt(&self.0, f)
-    }
-}
-
-impl UpperHex for MyInt {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        UpperHex::fmt(&self.0, f)
-    }
-}
-
-impl Octal for MyInt {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        Octal::fmt(&self.0, f)
-    }
-}
-
-impl Binary for MyInt {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        Binary::fmt(&self.0, f)
-    }
-}
-
-impl Not for MyInt {
-    type Output = MyInt;
-
-    fn not(self) -> Self {
-        MyInt(!self.0)
-    }
-}
-
-bitflags! {
-    struct Flags128: MyInt {
-        const A = MyInt(0b0000_0001u8);
-        const B = MyInt(0b0000_0010u8);
-        const C = MyInt(0b0000_0100u8);
-    }
-}
-
-fn main() {}
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_defined.stderr.beta b/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_defined.stderr.beta
deleted file mode 100644
index 1f0fb5c..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_defined.stderr.beta
+++ /dev/null
@@ -1,27 +0,0 @@
-error[E0308]: mismatched types
-   --> $DIR/all_defined.rs:115:1
-    |
-115 | / bitflags! {
-116 | |     struct Flags128: MyInt {
-117 | |         const A = MyInt(0b0000_0001u8);
-118 | |         const B = MyInt(0b0000_0010u8);
-119 | |         const C = MyInt(0b0000_0100u8);
-120 | |     }
-121 | | }
-    | |_^ expected struct `MyInt`, found integer
-    |
-    = note: this error originates in the macro `__impl_all_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
-
-error[E0308]: mismatched types
-   --> $DIR/all_defined.rs:115:1
-    |
-115 | / bitflags! {
-116 | |     struct Flags128: MyInt {
-117 | |         const A = MyInt(0b0000_0001u8);
-118 | |         const B = MyInt(0b0000_0010u8);
-119 | |         const C = MyInt(0b0000_0100u8);
-120 | |     }
-121 | | }
-    | |_^ expected struct `MyInt`, found integer
-    |
-    = note: this error originates in the macro `__impl_bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_missing.rs b/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_missing.rs
deleted file mode 100644
index fff6b2c..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_missing.rs
+++ /dev/null
@@ -1,13 +0,0 @@
-use bitflags::bitflags;
-
-struct MyInt(u8);
-
-bitflags! {
-    struct Flags128: MyInt {
-        const A = MyInt(0b0000_0001);
-        const B = MyInt(0b0000_0010);
-        const C = MyInt(0b0000_0100);
-    }
-}
-
-fn main() {}
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_missing.stderr.beta b/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_missing.stderr.beta
deleted file mode 100644
index ee95f83..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/non_integer_base/all_missing.stderr.beta
+++ /dev/null
@@ -1,13 +0,0 @@
-error[E0204]: the trait `Copy` may not be implemented for this type
-  --> $DIR/all_missing.rs:5:1
-   |
-5  | / bitflags! {
-6  | |     struct Flags128: MyInt {
-7  | |         const A = MyInt(0b0000_0001);
-8  | |         const B = MyInt(0b0000_0010);
-9  | |         const C = MyInt(0b0000_0100);
-10 | |     }
-11 | | }
-   | |_^ this field does not implement `Copy`
-   |
-   = note: this error originates in the derive macro `Copy` (in Nightly builds, run with -Z macro-backtrace for more info)
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_field.rs b/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_field.rs
deleted file mode 100644
index a6a3912..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_field.rs
+++ /dev/null
@@ -1,13 +0,0 @@
-mod example {
-    use bitflags::bitflags;
-
-    bitflags! {
-        pub struct Flags1: u32 {
-            const FLAG_A = 0b00000001;
-        }
-    }
-}
-
-fn main() {
-    let flag1 = example::Flags1::FLAG_A.bits;
-}
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_field.stderr.beta b/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_field.stderr.beta
deleted file mode 100644
index 58a0466..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_field.stderr.beta
+++ /dev/null
@@ -1,10 +0,0 @@
-error[E0616]: field `bits` of struct `Flags1` is private
-  --> $DIR/private_field.rs:12:41
-   |
-12 |     let flag1 = example::Flags1::FLAG_A.bits;
-   |                                         ^^^^ private field
-   |
-help: a method `bits` also exists, call it with parentheses
-   |
-12 |     let flag1 = example::Flags1::FLAG_A.bits();
-   |                                             ^^
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_flags.rs b/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_flags.rs
deleted file mode 100644
index 85a5b18..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_flags.rs
+++ /dev/null
@@ -1,18 +0,0 @@
-mod example {
-    use bitflags::bitflags;
-
-    bitflags! {
-        pub struct Flags1: u32 {
-            const FLAG_A = 0b00000001;
-        }
-
-        struct Flags2: u32 {
-            const FLAG_B = 0b00000010;
-        }
-    }
-}
-
-fn main() {
-    let flag1 = example::Flags1::FLAG_A;
-    let flag2 = example::Flags2::FLAG_B;
-}
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_flags.stderr.beta b/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_flags.stderr.beta
deleted file mode 100644
index d23f832..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/private_flags.stderr.beta
+++ /dev/null
@@ -1,18 +0,0 @@
-error[E0603]: struct `Flags2` is private
-  --> $DIR/private_flags.rs:17:26
-   |
-17 |     let flag2 = example::Flags2::FLAG_B;
-   |                          ^^^^^^ private struct
-   |
-note: the struct `Flags2` is defined here
-  --> $DIR/private_flags.rs:4:5
-   |
-4  | /     bitflags! {
-5  | |         pub struct Flags1: u32 {
-6  | |             const FLAG_A = 0b00000001;
-7  | |         }
-...  |
-11 | |         }
-12 | |     }
-   | |_____^
-   = note: this error originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/pub_const.rs b/vendor/bitflags-1.3.2/tests/compile-fail/visibility/pub_const.rs
deleted file mode 100644
index b90f0ce..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/pub_const.rs
+++ /dev/null
@@ -1,9 +0,0 @@
-use bitflags::bitflags;
-
-bitflags! {
-    pub struct Flags1: u32 {
-        pub const FLAG_A = 0b00000001;
-    }
-}
-
-fn main() {}
diff --git a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/pub_const.stderr.beta b/vendor/bitflags-1.3.2/tests/compile-fail/visibility/pub_const.stderr.beta
deleted file mode 100644
index b01122c..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-fail/visibility/pub_const.stderr.beta
+++ /dev/null
@@ -1,5 +0,0 @@
-error: no rules expected the token `pub`
- --> $DIR/pub_const.rs:5:9
-  |
-5 |         pub const FLAG_A = 0b00000001;
-  |         ^^^ no rules expected this token in macro call
diff --git a/vendor/bitflags-1.3.2/tests/compile-pass/impls/convert.rs b/vendor/bitflags-1.3.2/tests/compile-pass/impls/convert.rs
deleted file mode 100644
index 1f02982..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-pass/impls/convert.rs
+++ /dev/null
@@ -1,17 +0,0 @@
-use bitflags::bitflags;
-
-bitflags! {
-    struct Flags: u32 {
-        const A = 0b00000001;
-    }
-}
-
-impl From<u32> for Flags {
-    fn from(v: u32) -> Flags {
-        Flags::from_bits_truncate(v)
-    }
-}
-
-fn main() {
-
-}
diff --git a/vendor/bitflags-1.3.2/tests/compile-pass/impls/default.rs b/vendor/bitflags-1.3.2/tests/compile-pass/impls/default.rs
deleted file mode 100644
index a97b653..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-pass/impls/default.rs
+++ /dev/null
@@ -1,10 +0,0 @@
-use bitflags::bitflags;
-
-bitflags! {
-    #[derive(Default)]
-    struct Flags: u32 {
-        const A = 0b00000001;
-    }
-}
-
-fn main() {}
diff --git a/vendor/bitflags-1.3.2/tests/compile-pass/impls/inherent_methods.rs b/vendor/bitflags-1.3.2/tests/compile-pass/impls/inherent_methods.rs
deleted file mode 100644
index 3052c46..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-pass/impls/inherent_methods.rs
+++ /dev/null
@@ -1,15 +0,0 @@
-use bitflags::bitflags;
-
-bitflags! {
-    struct Flags: u32 {
-        const A = 0b00000001;
-    }
-}
-
-impl Flags {
-    pub fn new() -> Flags {
-        Flags::A
-    }
-}
-
-fn main() {}
diff --git a/vendor/bitflags-1.3.2/tests/compile-pass/redefinition/core.rs b/vendor/bitflags-1.3.2/tests/compile-pass/redefinition/core.rs
deleted file mode 100644
index 4754921..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-pass/redefinition/core.rs
+++ /dev/null
@@ -1,14 +0,0 @@
-use bitflags::bitflags;
-
-// Checks for possible errors caused by overriding names used by `bitflags!` internally.
-
-mod core {}
-mod _core {}
-
-bitflags! {
-    struct Test: u8 {
-        const A = 1;
-    }
-}
-
-fn main() {}
diff --git a/vendor/bitflags-1.3.2/tests/compile-pass/redefinition/stringify.rs b/vendor/bitflags-1.3.2/tests/compile-pass/redefinition/stringify.rs
deleted file mode 100644
index b04f2f6..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-pass/redefinition/stringify.rs
+++ /dev/null
@@ -1,19 +0,0 @@
-use bitflags::bitflags;
-
-// Checks for possible errors caused by overriding names used by `bitflags!` internally.
-
-#[allow(unused_macros)]
-macro_rules! stringify {
-    ($($t:tt)*) => { "..." };
-}
-
-bitflags! {
-    struct Test: u8 {
-        const A = 1;
-    }
-}
-
-fn main() {
-    // Just make sure we don't call the redefined `stringify` macro
-    assert_eq!(format!("{:?}", Test::A), "A");
-}
diff --git a/vendor/bitflags-1.3.2/tests/compile-pass/repr/c.rs b/vendor/bitflags-1.3.2/tests/compile-pass/repr/c.rs
deleted file mode 100644
index 6feba36..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-pass/repr/c.rs
+++ /dev/null
@@ -1,10 +0,0 @@
-use bitflags::bitflags;
-
-bitflags! {
-    #[repr(C)]
-    struct Flags: u32 {
-        const A = 0b00000001;
-    }
-}
-
-fn main() {}
diff --git a/vendor/bitflags-1.3.2/tests/compile-pass/repr/transparent.rs b/vendor/bitflags-1.3.2/tests/compile-pass/repr/transparent.rs
deleted file mode 100644
index e38db4d..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-pass/repr/transparent.rs
+++ /dev/null
@@ -1,10 +0,0 @@
-use bitflags::bitflags;
-
-bitflags! {
-    #[repr(transparent)]
-    struct Flags: u32 {
-        const A = 0b00000001;
-    }
-}
-
-fn main() {}
diff --git a/vendor/bitflags-1.3.2/tests/compile-pass/visibility/bits_field.rs b/vendor/bitflags-1.3.2/tests/compile-pass/visibility/bits_field.rs
deleted file mode 100644
index 33a7967..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-pass/visibility/bits_field.rs
+++ /dev/null
@@ -1,11 +0,0 @@
-use bitflags::bitflags;
-
-bitflags! {
-    pub struct Flags1: u32 {
-        const FLAG_A = 0b00000001;
-    }
-}
-
-fn main() {
-    assert_eq!(0b00000001, Flags1::FLAG_A.bits);
-}
diff --git a/vendor/bitflags-1.3.2/tests/compile-pass/visibility/pub_in.rs b/vendor/bitflags-1.3.2/tests/compile-pass/visibility/pub_in.rs
deleted file mode 100644
index c11050e..0000000
--- a/vendor/bitflags-1.3.2/tests/compile-pass/visibility/pub_in.rs
+++ /dev/null
@@ -1,19 +0,0 @@
-mod a {
-    mod b {
-        use bitflags::bitflags;
-
-        bitflags! {
-            pub(in crate::a) struct Flags: u32 {
-                const FLAG_A = 0b00000001;
-            }
-        }
-    }
-
-    pub fn flags() -> u32 {
-        b::Flags::FLAG_A.bits()
-    }
-}
-
-fn main() {
-    assert_eq!(0b00000001, a::flags());
-}
diff --git a/vendor/bitflags-1.3.2/tests/compile.rs b/vendor/bitflags-1.3.2/tests/compile.rs
deleted file mode 100644
index ed02d01..0000000
--- a/vendor/bitflags-1.3.2/tests/compile.rs
+++ /dev/null
@@ -1,63 +0,0 @@
-use std::{
-    fs,
-    ffi::OsStr,
-    io,
-    path::Path,
-};
-
-use walkdir::WalkDir;
-
-#[test]
-fn fail() {
-    prepare_stderr_files("tests/compile-fail").unwrap();
-
-    let t = trybuild::TestCases::new();
-    t.compile_fail("tests/compile-fail/**/*.rs");
-}
-
-#[test]
-fn pass() {
-    let t = trybuild::TestCases::new();
-    t.pass("tests/compile-pass/**/*.rs");
-}
-
-// Compiler messages may change between versions
-// We don't want to have to track these too closely for `bitflags`, but
-// having some message to check makes sure user-facing errors are sensical.
-// 
-// The approach we use is to run the test on all compilers, but only check stderr
-// output on beta (which is the next stable release). We do this by default ignoring
-// any `.stderr` files in the `compile-fail` directory, and copying `.stderr.beta` files
-// when we happen to be running on a beta compiler.
-fn prepare_stderr_files(path: impl AsRef<Path>) -> io::Result<()> {
-    for entry in WalkDir::new(path) {
-        let entry = entry?;
-
-        if entry.path().extension().and_then(OsStr::to_str) == Some("beta") {
-            let renamed = entry.path().with_extension("");
-
-            // Unconditionally remove a corresponding `.stderr` file for a `.stderr.beta`
-            // file if it exists. On `beta` compilers, we'll recreate it. On other compilers,
-            // we don't want to end up checking it anyways.
-            if renamed.exists() {
-                fs::remove_file(&renamed)?;
-            }
-
-            rename_beta_stderr(entry.path(), renamed)?;
-        }
-    }
-
-    Ok(())
-}
-
-#[rustversion::beta]
-fn rename_beta_stderr(from: impl AsRef<Path>, to: impl AsRef<Path>) -> io::Result<()> {
-    fs::copy(from, to)?;
-
-    Ok(())
-}
-
-#[rustversion::not(beta)]
-fn rename_beta_stderr(_: impl AsRef<Path>, _: impl AsRef<Path>) -> io::Result<()> {
-    Ok(())
-}