Fix backtraces feature

Author: toml01

Cargo.lock

@@ -23,11 +23,14 @@ k256 = { version = "0.11.1", features = ["ecdsa"] }
 ed25519-zebra = "3"
 digest = "0.10"
 rand_core = { version = "0.6", features = ["getrandom"] }
-thiserror = "1.0.26"
+thiserror = "1.0.38"
 
 [dev-dependencies]
 criterion = "0.3"
-serde = { version = "1.0.103", default-features = false, features = ["derive", "alloc"] }
+serde = { version = "1.0.103", default-features = false, features = [
+    "derive",
+    "alloc",
+] }
 serde_json = "1.0.40"
 sha2 = "0.10"
 base64 = "0.13.0"

packages/crypto/Cargo.toml

@@ -2,7 +2,8 @@
 //! Please don't use any of these types directly, as
 //! they might change frequently, or be removed in the future.
 //! This crate does not adhere to semantic versioning.
-#![cfg_attr(feature = "backtraces", feature(backtrace))]
+#![cfg_attr(feature = "backtraces", feature(error_generic_member_access))]
+#![cfg_attr(feature = "backtraces", feature(provide_any))]
 
 mod ed25519;
 mod errors;

packages/crypto/src/lib.rs

@@ -1,4 +1,5 @@
-#![cfg_attr(feature = "backtraces", feature(backtrace))]
+#![cfg_attr(feature = "backtraces", feature(error_generic_member_access))]
+#![cfg_attr(feature = "backtraces", feature(provide_any))]
 
 // Exposed on all platforms
 

packages/std/src/lib.rs

@@ -1,4 +1,5 @@
-#![cfg_attr(feature = "backtraces", feature(backtrace))]
+#![cfg_attr(feature = "backtraces", feature(error_generic_member_access))]
+#![cfg_attr(feature = "backtraces", feature(provide_any))]
 
 mod backend;
 mod cache;