Update minimum rust version to 1.63

.cirrus.yml

@@ -1,10 +1,10 @@
 task:
-  name: rust 1.59 on freebsd 13
+  name: rust 1.63 on freebsd 13
   freebsd_instance:
     image: freebsd-13-1-release-amd64
   setup_script:
     - curl https://sh.rustup.rs -sSf --output rustup.sh
-    - sh rustup.sh -y --profile=minimal --default-toolchain=1.59
+    - sh rustup.sh -y --profile=minimal --default-toolchain=1.63
     - . $HOME/.cargo/env
     - rustup --version
     - rustup component add clippy
@@ -37,14 +37,14 @@ task:
     - FREEBSD_CI=1 cargo test --lib -j1 -- --ignored
 
 task:
-  name: rust 1.59 on mac m1
+  name: rust 1.63 on mac m1
   macos_instance:
     image: ghcr.io/cirruslabs/macos-monterey-base:latest
   setup_script:
     - brew update
     - brew install curl
     - curl https://sh.rustup.rs -sSf --output rustup.sh
-    - sh rustup.sh -y --profile=minimal --default-toolchain=1.59
+    - sh rustup.sh -y --profile=minimal --default-toolchain=1.63
     - source $HOME/.cargo/env
     - rustup --version
     - rustup component add clippy

.github/workflows/CI.yml

@@ -68,7 +68,7 @@ jobs:
           - { os: 'ubuntu-latest', target: 'x86_64-linux-android', cross: true }
           - { os: 'ubuntu-latest', target: 'i686-linux-android', cross: true }
         toolchain:
-          - "1.59.0"  # minimum supported rust version
+          - "1.63.0"  # minimum supported rust version
           - stable
           - nightly
     steps:
@@ -139,7 +139,7 @@ jobs:
           - macos-latest
           - windows-latest
         toolchain:
-          - "1.59.0"  # minimum supported rust version
+          - "1.63.0"  # minimum supported rust version
           - stable
           - nightly
     steps:
@@ -205,7 +205,7 @@ jobs:
     strategy:
       matrix:
         toolchain:
-          - "1.59.0"  # minimum supported rust version
+          - "1.63.0"  # minimum supported rust version
           - stable
           - nightly
     steps: