Bump minimum rust version to 1.8

.travis.yml

@@ -1,6 +1,6 @@
 language: rust
 rust:
-  - 1.6.0
+  - 1.8.0
   - stable
   - beta
   - nightly

CHANGELOG.md

@@ -1,3 +1,6 @@
+**Version 0.11.0 (unreleased)**
+ - [SEMVER_MAJOR] Bump minimum rustc version to 1.8.0, required by dependencies
+
 **Version 0.10.0**
  - [SEMVER_MINOR] Make clap and regex dependencies optional
    - Enabled by default, needed for executable build; can be disabled for use in crates

Cargo.lock

@@ -7,8 +7,8 @@ dependencies = [
  "clap 2.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "clippy 0.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
  "crc 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "image 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "image 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "itertools 0.4.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itertools 0.4.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "libz-sys 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "miniz-sys 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -35,21 +35,11 @@ name = "bit-vec"
 version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "bitflags"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "bitflags"
 version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "byteorder"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "byteorder"
 version = "0.5.3"
@@ -83,7 +73,7 @@ version = "0.0.80"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "matches 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "quine-mc_cluskey 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quine-mc_cluskey 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex-syntax 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
  "semver 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -133,14 +123,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "image"
-version = "0.8.0"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "enum_primitive 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "num 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-iter 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)",
- "png 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-rational 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
+ "png 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -150,7 +142,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "itertools"
-version = "0.4.16"
+version = "0.4.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -214,11 +206,8 @@ name = "num"
 version = "0.1.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-bigint 0.1.33 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-complex 0.1.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-integer 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-iter 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-rational 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -233,15 +222,6 @@ dependencies = [
  "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "num-complex"
-version = "0.1.33"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "num-traits 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "num-integer"
 version = "0.1.32"
@@ -290,19 +270,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "png"
-version = "0.4.3"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "flate2 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "inflate 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-iter 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "quine-mc_cluskey"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -441,9 +420,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum aho-corasick 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2b3fb52b09c1710b961acb35390d514be82e4ac96a9969a8e38565a29b878dc9"
 "checksum ansi_term 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c877397e09fec7a240af5fa74ad0124054b8066149d6544cd1ace93f8de3be68"
 "checksum bit-vec 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "5b97c2c8e8bbb4251754f559df8af22fb264853c7d009084a576cdf12565089d"
-"checksum bitflags 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "32866f4d103c4e438b1db1158aa1b1a80ee078e5d77a59a2f906fd62a577389c"
 "checksum bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "aad18937a628ec6abcd26d1489012cc0e18c21798210f491af69ded9b881106d"
-"checksum byteorder 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "96c8b41881888cc08af32d47ac4edd52bc7fa27fef774be47a92443756451304"
 "checksum byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0fc10e8cc6b2580fda3f36eb6dc5316657f812a3df879a44a66fc9f0fdbc4855"
 "checksum clap 2.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6adb6a046b8155874daf331e6cb6f4a3edf3ea3cbc625809eb4077a384124761"
 "checksum clippy 0.0.80 (registry+https://github.com/rust-lang/crates.io-index)" = "e96469b413984c78285727f94f9c626a1f2006cecdcf813b5d6893c0c85df42f"
@@ -454,9 +431,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum flate2 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)" = "3eeb481e957304178d2e782f2da1257f1434dfecbae883bafb61ada2a9fea3bb"
 "checksum gcc 0.3.32 (registry+https://github.com/rust-lang/crates.io-index)" = "dcb000abd6df9df4c637f75190297ebe56c1d7e66b56bbf3b4aa7aece15f61a2"
 "checksum glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "8be18de09a56b60ed0edf84bc9df007e30040691af7acd1c41874faac5895bfb"
-"checksum image 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6e61a35cc1c1f5a56d0d65f0488d2d2a40150b40c8b7946439a6a6ac63c43dd7"
+"checksum image 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b7cd7efa3558b1acd537f2a6f9bcf15c4ae4842da38d2e2ea7c9ad023f36239b"
 "checksum inflate 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e7e0062d2dc2f17d2f13750d95316ae8a2ff909af0fda957084f5defd87c43bb"
-"checksum itertools 0.4.16 (registry+https://github.com/rust-lang/crates.io-index)" = "ac6e56e7cfd710efcf4c4f614bd101794845d9fe5f406b87ac5108b9153d033f"
+"checksum itertools 0.4.17 (registry+https://github.com/rust-lang/crates.io-index)" = "7ddb83e0e9730d830afba4e6839077948b4efa22075f7cd80a3867ec286c610f"
 "checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
 "checksum lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "49247ec2a285bb3dcb23cbd9c35193c025e7251bfce77c1d5da97e6362dffe7f"
 "checksum libc 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)" = "39dfaaa0f4da0f1a06876c5d94329d739ad0150868069cc235f1ddf80a0480e7"
@@ -467,15 +444,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum nom 1.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "a5b8c256fd9471521bcb84c3cdba98921497f1a331cbc15b8030fc63b82050ce"
 "checksum num 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)" = "d2ee34a0338c16ae67afb55824aaf8852700eb0f77ccd977807ccb7606b295f6"
 "checksum num-bigint 0.1.33 (registry+https://github.com/rust-lang/crates.io-index)" = "fbc450723a2fe91d332a29edd8660e099b937d29e1a3ebe914e0da3f77ac1ad3"
-"checksum num-complex 0.1.33 (registry+https://github.com/rust-lang/crates.io-index)" = "8aabbc079e1855ce8415141fee0ebebf171f56505373b3a966e2716ad7c0e555"
 "checksum num-integer 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)" = "fb24d9bfb3f222010df27995441ded1e954f8f69cd35021f6bef02ca9552fb92"
 "checksum num-iter 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)" = "287a1c9969a847055e1122ec0ea7a5c5d6f72aad97934e131c83d5c08ab4e45c"
 "checksum num-rational 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)" = "48cdcc9ff4ae2a8296805ac15af88b3d88ce62128ded0cb74ffb63a587502a84"
 "checksum num-traits 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)" = "95e58eac34596aac30ab134c8a8da9aa2dc99caa4b4b4838e6fc6e298016278f"
 "checksum num_cpus 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a859041cbf7a70ea1ece4b87d1a2c6ef364dcb68749c88db1f97304b9ec09d5f"
 "checksum pkg-config 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "8cee804ecc7eaf201a4a207241472cc870e825206f6c031e3ee2a72fa425f2fa"
-"checksum png 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "668644d06046819b75098c990e291c4cbadb4a2d1b2424211bf1321005ec764a"
+"checksum png 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "06208e2ee243e3118a55dda9318f821f206d8563fb8d4df258767f8e62bb0997"
-"checksum quine-mc_cluskey 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a6683b0e23d80813b1a535841f0048c1537d3f86d63c999e8373b39a9b0eb74a"
+"checksum quine-mc_cluskey 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "e8f9a75e9319beed349f32bb252bcd7cafe4cce6c57a9ddcc9a8ffd3c49c3659"
 "checksum rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)" = "2791d88c6defac799c3f20d74f094ca33b9332612d9aef9078519c82e4fe04a5"
 "checksum regex 0.1.73 (registry+https://github.com/rust-lang/crates.io-index)" = "56b7ee9f764ecf412c6e2fff779bca4b22980517ae335a21aeaf4e32625a5df2"
 "checksum regex-syntax 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "31040aad7470ad9d8c46302dcffba337bb4289ca5da2e3cd6e37b64109a85199"

Cargo.toml

@@ -45,7 +45,7 @@ optional = true
 version = "^0.1.63"
 
 [dev-dependencies.image]
-version = "^0.8.0"
+version = "^0.10.0"
 default-features = false
 features = ["png_codec"]
 

README.md

@@ -27,7 +27,7 @@ cp target/release/oxipng /usr/local/bin
 Please note that zlib is a required build dependency. Oxipng should work with any 1.x version of zlib,
 but you are advised to use the latest version (currently 1.2.8) for security and bug fixes.
 
-The current minimum supported Rust version is **1.6.0**. Oxipng may compile on earlier versions of Rust,
+The current minimum supported Rust version is **1.8.0**. Oxipng may compile on earlier versions of Rust,
 but there is no guarantee.
 
 Oxipng follows Semantic Versioning.