Bump MSRV to 1.70

Cargo.toml

@@ -17,7 +17,7 @@ members = [
 
 [workspace.package]
 edition = "2021"
-rust-version = "1.66"
+rust-version = "1.70"
 repository = "https://github.com/zcash/librustzcash"
 license = "MIT OR Apache-2.0"
 categories = ["cryptography::cryptocurrencies"]

components/zcash_protocol/CHANGELOG.md

@@ -10,7 +10,7 @@ and this library adheres to Rust's notion of
 - `zcash_protocol::PoolType::{TRANSPARENT, SAPLING, ORCHARD}`
 
 ### Changed
-- MSRV is now 1.66.0.
+- MSRV is now 1.70.0.
 
 ## [0.1.1] - 2024-03-25
 ### Added

components/zip321/CHANGELOG.md

@@ -32,4 +32,4 @@ The entries below are relative to the `zcash_client_backend` crate as of
   - `zip321::parse::{lead_addr, zcashparam}`
 - `zip321::Param::Memo` now boxes its argument.
 - `zip321::Param::Addr` now wraps a `zcash_address::ZcashAddress`
-- MSRV is now 1.66.0.
+- MSRV is now 1.70.0.

rust-toolchain.toml

@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.66.0"
+channel = "1.70.0"
 components = [ "clippy", "rustfmt" ]

zcash_client_backend/CHANGELOG.md

@@ -15,6 +15,7 @@ and this library adheres to Rust's notion of
 - `zcash_client_backend::sync` module, behind the `sync` feature flag.
 
 ### Changed
+- MSRV is now 1.70.0.
 - `zcash_client_backend::zip321` has been extracted to, and is now a reexport 
   of the root module of the `zip321` crate. Several of the APIs of this module
   have changed as a consequence of this extraction; please see the `zip321`
@@ -29,8 +30,6 @@ and this library adheres to Rust's notion of
   wrapping protocol-address types, the `Recipient` type now wraps a
   `zcash_address::ZcashAddress`. This simplifies the process of tracking the
   original address to which value was sent.
-- MSRV is now 1.66.0 (except for the `lightwalletd-tonic` feature flag which
-  requires 1.70.0).
 
 ## [0.12.1] - 2024-03-27
 

zcash_client_sqlite/CHANGELOG.md

@@ -7,7 +7,7 @@ and this library adheres to Rust's notion of
 
 ## [Unreleased]
 ### Changed
-- MSRV is now 1.66.0.
+- MSRV is now 1.70.0.
 
 ## [0.10.3] - 2024-04-08
 

zcash_extensions/CHANGELOG.md

@@ -7,4 +7,4 @@ and this library adheres to Rust's notion of
 
 ## [Unreleased]
 Initial release.
-MSRV is 1.66.0.
+MSRV is 1.70.0.

zcash_history/CHANGELOG.md

@@ -7,7 +7,7 @@ and this library adheres to Rust's notion of
 
 ## [Unreleased]
 ### Changed
-- MSRV is now 1.66.0.
+- MSRV is now 1.70.0.
 
 ## [0.4.0] - 2023-03-01
 ### Changed

zcash_keys/CHANGELOG.md

@@ -10,7 +10,7 @@ and this library adheres to Rust's notion of
 - `zcash_keys::address::Receiver`
 
 ### Changed
-- MSRV is now 1.66.0.
+- MSRV is now 1.70.0.
 
 ## [0.2.0] - 2024-03-25
 

zcash_primitives/CHANGELOG.md

@@ -7,7 +7,7 @@ and this library adheres to Rust's notion of
 
 ## [Unreleased]
 ### Changed
-- MSRV is now 1.66.0.
+- MSRV is now 1.70.0.
 
 ### Removed
 - The `zcash_primitives::zip339` module, which reexported parts of the API of

zcash_proofs/CHANGELOG.md

@@ -7,7 +7,7 @@ and this library adheres to Rust's notion of
 
 ## [Unreleased]
 ### Changed
-- MSRV is now 1.66.0.
+- MSRV is now 1.70.0.
 
 ## [0.15.0] - 2024-03-25