bump MSRV to 1.62

Author: almindor

.github/workflows/ci.yaml

@@ -7,12 +7,12 @@ name: Continuous integration
 
 jobs:
   ci-linux:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     continue-on-error: ${{ matrix.experimental || false }}
     strategy:
       matrix:
-        # All generated code should be running on stable now, MRSV is 1.60.0
-        rust: [nightly, stable, 1.60.0]
+        # All generated code should be running on stable now, MRSV is 1.62.0
+        rust: [nightly, stable, 1.62.0]
 
         include:
           # Nightly is only for reference and allowed to fail

.github/workflows/rustfmt.yaml

@@ -9,7 +9,7 @@ name: Code formatting check
 jobs:
   fmt:
     name: Rustfmt
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1

README.md

@@ -12,7 +12,7 @@ This project is developed and maintained by the [RISC-V team][team].
 
 ## Minimum Supported Rust Version (MSRV)
 
-This crate is guaranteed to compile on stable Rust 1.60.0 and up. It *might*
+This crate is guaranteed to compile on stable Rust 1.62.0 and up. It *might*
 compile with older versions but that may change in any new patch release.
 
 ## License