diff --git a/rust-toolchain b/rust-toolchain
deleted file mode 100644
index 632a270..0000000
--- a/rust-toolchain
+++ /dev/null
@@ -1 +0,0 @@
-nightly-2022-01-21-x86_64-apple-darwin
\ No newline at end of file
diff --git a/src/lib.rs b/src/lib.rs
index 9cfc639..adedfe5 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -117,7 +117,6 @@
 //! [`unsize_stable`]: Vec::unsize_stable
 
 #![cfg_attr(feature = "unstable", feature(coerce_unsized))]
-#![feature(backtrace)] // for debugging, REMOVE IT BEFORE COMMIT
 // for `mod bad_things`, still a wip
 // #![allow(incomplete_features)]
 // #![feature(specialization)]