+ (arguments
+ `(#:skip-build? #t
+ #:cargo-inputs
+ (("rust-encoding-index-tests" ,rust-encoding-index-tests-0.1))))
+ (home-page "https://github.com/lifthrasiir/rust-encoding")
+ (synopsis "Index tables for simplified Chinese character encodings")
+ (description
+ "Index tables for simplified Chinese character encodings.")
+ (license license:cc0)))
+
+(define-public rust-encoding-index-singlebyte-1.20141219
+ (package
+ (name "rust-encoding-index-singlebyte")
+ (version "1.20141219.5")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "encoding-index-singlebyte" version))
+ (file-name
+ (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "0jp85bz2pprzvg9m95w4q0vibh67b6w3bx35lafay95jzyndal9k"))))
+ (build-system cargo-build-system)
+ (arguments
+ `(#:skip-build? #t
+ #:cargo-inputs
+ (("rust-encoding-index-tests" ,rust-encoding-index-tests-0.1))))
+ (home-page "https://github.com/lifthrasiir/rust-encoding")
+ (synopsis "Index tables for various single-byte character encodings")
+ (description
+ "Index tables for various single-byte character encodings.")
+ (license license:cc0)))
+
+(define-public rust-encoding-index-tests-0.1
+ (package
+ (name "rust-encoding-index-tests")
+ (version "0.1.4")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "encoding_index_tests" version))
+ (file-name
+ (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "0s85y091gl17ixass49bzaivng7w8p82p6nyvz2r3my9w4mxhim2"))))
+ (build-system cargo-build-system)
+ (arguments `(#:skip-build? #t))
+ (home-page "https://github.com/lifthrasiir/rust-encoding")
+ (synopsis
+ "Macros used to test index tables for character encodings")
+ (description
+ "Helper macros used to test index tables for character
+encodings.")
+ (license license:cc0)))
+
+(define-public rust-encoding-index-tradchinese-1.20141219
+ (package
+ (name "rust-encoding-index-tradchinese")
+ (version "1.20141219.5")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "encoding-index-tradchinese" version))
+ (file-name
+ (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "060ci4iz6xfvzk38syfbjvs7pix5hch3mvxkksswmqwcd3aj03px"))))
+ (build-system cargo-build-system)
+ (arguments
+ `(#:skip-build? #t
+ #:cargo-inputs
+ (("rust-encoding-index-tests" ,rust-encoding-index-tests-0.1))))
+ (home-page "https://github.com/lifthrasiir/rust-encoding")
+ (synopsis "Index tables for traditional Chinese character encodings")
+ (description
+ "Index tables for traditional Chinese character encodings.")
+ (license license:cc0)))
+
+(define-public rust-env-logger-0.6
+ (package
+ (name "rust-env-logger")
+ (version "0.6.2")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "env_logger" version))
+ (file-name
+ (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "1lx2s5nk96xx4i3m4zc4ghqgi8kb07dsnyiv8jk2clhax42dxz5a"))))
+ (build-system cargo-build-system)
+ (arguments
+ `(#:skip-build? #t
+ #:cargo-inputs
+ (("rust-atty" ,rust-atty-0.2)
+ ("rust-humantime" ,rust-humantime-1.2)
+ ("rust-log" ,rust-log-0.4)
+ ("rust-regex" ,rust-regex-1.1)
+ ("rust-termcolor" ,rust-termcolor-1.0))))
+ (home-page
+ "https://github.com/sebasmagri/env_logger/")
+ (synopsis
+ "Logging implementation for @code{log}")
+ (description
+ "This package provides a logging implementation for @code{log} which
+is configured via an environment variable.")
+ (license (list license:expat license:asl2.0))))
+
+(define-public rust-envmnt-0.6
+ (package
+ (name "rust-envmnt")
+ (version "0.6.0")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "envmnt" version))
+ (file-name
+ (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "12zkq3p999bypyxmjnpiqw9r3hmifb3bcikd7j3as1fdcbq01fyl"))))
+ (build-system cargo-build-system)
+ (arguments
+ `(#:skip-build? #t
+ #:cargo-inputs
+ (("rust-indexmap" ,rust-indexmap-1.0))))
+ (home-page "https://github.com/sagiegurari/envmnt")
+ (synopsis "Environment variables utility functions")
+ (description
+ "Environment variables utility functions.")
+ (license license:asl2.0)))
+
+(define-public rust-erased-serde-0.3
+ (package
+ (name "rust-erased-serde")
+ (version "0.3.9")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "erased-serde" version))
+ (file-name
+ (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "0q7bnxs5zskfq5iillig55g7891dllcxh2p8y8k1p2j72syf9viv"))))
+ (build-system cargo-build-system)
+ (arguments
+ `(#:skip-build? #t
+ #:cargo-inputs
+ (("rust-serde" ,rust-serde-1.0))
+ #:cargo-development-inputs
+ (("rust-serde-cbor" ,rust-serde-cbor-0.10)
+ ("rust-serde-derive" ,rust-serde-derive-1.0)
+ ("rust-serde-json" ,rust-serde-json-1.0))))
+ (home-page "https://github.com/dtolnay/erased-serde")
+ (synopsis "Type-erased Serialize and Serializer traits")
+ (description
+ "Type-erased Serialize and Serializer traits.")
+ (license (list license:asl2.0 license:expat))))
+
+(define-public rust-fake-simd-0.1
+ (package
+ (name "rust-fake-simd")
+ (version "0.1.2")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "fake-simd" version))
+ (file-name
+ (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "1vfylvk4va2ivqx85603lyqqp0zk52cgbs4n5nfbbbqx577qm2p8"))))
+ (build-system cargo-build-system)
+ (arguments `(#:skip-build? #t))
+ (home-page "https://github.com/RustCrypto/utils")
+ (synopsis "Crate for mimicking simd crate on stable Rust")
+ (description
+ "Crate for mimicking simd crate on stable Rust.")
+ (license (list license:asl2.0 license:expat))))
+
+(define-public rust-failure-0.1
+ (package
+ (name "rust-failure")
+ (version "0.1.5")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "failure" version))
+ (file-name
+ (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "1qppmgv4i5jj6vrss91qackqnl0a12h7lnby4l7j5fdy78yxhnvr"))))
+ (build-system cargo-build-system)
+ (arguments
+ `(#:skip-build? #t
+ #:cargo-inputs
+ (("rust-backtrace" ,rust-backtrace-0.3)
+ ("rust-failure-derive" ,rust-failure-derive-0.1))))
+ (home-page "https://rust-lang-nursery.github.io/failure/")
+ (synopsis "Experimental error handling abstraction")
+ (description
+ "Experimental error handling abstraction.")
+ (license (list license:asl2.0 license:expat))))
+
+(define-public rust-failure-derive-0.1
+ (package
+ (name "rust-failure-derive")
+ (version "0.1.5")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "failure_derive" version))
+ (file-name
+ (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "1q97n7dp51j5hndzic9ng2fgn6f3z5ya1992w84l7vypby8n647a"))))
+ (build-system cargo-build-system)
+ (arguments
+ `(#:skip-build? #t
+ #:cargo-inputs
+ (("rust-proc-macro2" ,rust-proc-macro2-0.4)
+ ("rust-quote" ,rust-quote-1.0)
+ ("rust-syn" ,rust-syn-0.15)
+ ("rust-synstructure" ,rust-synstructure-0.10))
+ #:cargo-development-inputs
+ (("rust-failure" ,rust-failure-0.1))))
+ (home-page "https://rust-lang-nursery.github.io/failure/")
+ (synopsis "Derives for the failure crate")
+ (description "Derives for the failure crate.")
+ (license (list license:asl2.0 license:expat))))
+
+(define-public rust-fallible-iterator-0.2
+ (package
+ (name "rust-fallible-iterator")
+ (version "0.2.0")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "fallible-iterator" version))
+ (file-name (string-append name "-" version ".crate"))
+ (sha256
+ (base32
+ "1xq759lsr8gqss7hva42azn3whgrbrs2sd9xpn92c5ickxm1fhs4"))))
+ (build-system cargo-build-system)
+ (home-page "https://github.com/sfackler/rust-fallible-iterator")