Upgrade zlib-rs to 0.3.0 to get multiple bugfixes:

trifectatechfoundation/zlib-rs#165
trifectatechfoundation/zlib-rs#169
trifectatechfoundation/zlib-rs#172

And possibly others.

Cargo.toml

@@ -21,7 +21,7 @@ exclude = [".*"]
 [dependencies]
 libz-sys = { version = "1.1.20", optional = true, default-features = false }
 libz-ng-sys = { version = "1.1.16", optional = true }
-libz-rs-sys = { version = "0.2.1", optional = true, default-features = false, features = ["std", "rust-allocator"] }
+libz-rs-sys = { version = "0.3.0", optional = true, default-features = false, features = ["std", "rust-allocator"] } # this matches the default features, but we don't want to depend on the default features staying the same
 cloudflare-zlib-sys = { version = "0.3.0", optional = true }
 miniz_oxide = { version = "0.8.0", optional = true, default-features = false, features = ["with-alloc"] }
 crc32fast = "1.2.0"

src/ffi/c.rs

@@ -447,7 +447,7 @@ mod c_backend {
     #[cfg(feature = "zlib-ng")]
     const ZLIB_VERSION: &'static str = "2.1.0.devel\0";
     #[cfg(all(not(feature = "zlib-ng"), feature = "zlib-rs"))]
-    const ZLIB_VERSION: &'static str = "0.1.0\0";
+    const ZLIB_VERSION: &'static str = "1.3.0-zlib-rs-0.3.0\0";
     #[cfg(not(any(feature = "zlib-ng", feature = "zlib-rs")))]
     const ZLIB_VERSION: &'static str = "1.2.8\0";