Merge #281: Automated daily update to rustc (to nightly-2026-07-02)

f893e11 Automated update to rustc nightly-2026-07-02 (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:
  satsfy:
    ACK f893e11
  apoelstra:
    ACK f893e11; successfully ran local tests


Tree-SHA512: d0cff85ba63e771604870d9867758615f3e38437bce12a99491be75494cecbe092feee70c6b75b90acea90c8e3f7bd45e248e3f36bcf3e0fd80a2cca50edb51c

Author: apoelstra

Cargo.toml

@@ -13,7 +13,7 @@ edition = "2018"
 rust-version = "1.56.1"
 
 [package.metadata.rbmt.toolchains]
-nightly = "nightly-2026-06-26"
+nightly = "nightly-2026-07-02"
 stable = "stable"
 
 [features]