Merge #260: Automated daily update to rustc (to )

0072cd3 Automated update to rustc (Update Nightly Rustc Bot)

Pull request description:

  Automated update to Cargo.toml workspace metadata by [create-pull-request](https://github.com/peter-evans/create-pull-request) GitHub action


ACKs for top commit:
  tcharding:
    ACK 0072cd3
  apoelstra:
    ACK 0072cd3; successfully ran local tests


Tree-SHA512: d07f776fdc82b91011d30b7c42eedcbabb46a91eee4f16f20d54ce95bd5e0ed98a1c5a420d470da6135215a728fef3b5e9ddd3be1a0314541f795a5ef16e1c10

Author: apoelstra

Cargo.toml

@@ -13,7 +13,7 @@ edition = "2018"
 rust-version = "1.56.1"
 
 [package.metadata.rbmt.toolchains]
-nightly = "nightly-2025-09-05"
+nightly = "nightly-2026-05-01"
 stable = "stable"
 
 [features]