Update to mmap-bitvec 0.4.1

This fixes an issue introduced by
rust-lang/rust#98112 in 1.70+ that otherwise
breaks pointer dereferencing `mmap-bitvec`.

.github/workflows/ci.yml

@@ -2,20 +2,20 @@ name: CI
 on:
   push:
     branches:
-      - master
+      - main
   pull_request:
 
 jobs:
   tests:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@master
+        uses: actions/checkout@main
 
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.60.0
+          toolchain: stable
           override: true
 
       - name: version info
@@ -28,7 +28,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@master
+        uses: actions/checkout@main
 
       - uses: actions-rs/toolchain@v1
         with:
@@ -46,7 +46,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@master
+        uses: actions/checkout@main
 
       - uses: actions-rs/toolchain@v1
         with:
@@ -63,7 +63,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@master
+        uses: actions/checkout@main
 
       - uses: actions-rs/toolchain@v1
         with:

Cargo.toml

@@ -18,7 +18,7 @@ exclude = [
 
 [dependencies]
 bincode = "1"
-mmap-bitvec = "0.4.0"
+mmap-bitvec = "0.4.1"
 murmurhash3 = "0.0.5"
 serde = { version = "1.0", features = ["derive"] }
 once_cell = "1.3.1"