From a367554ba4c79baabdeffd06ad6f614c8e1533f3 Mon Sep 17 00:00:00 2001
From: Efraim Flashner
Date: Wed, 28 Aug 2019 16:53:13 +0300
Subject: gn: Remove upstreamed crates

---
 gn/packages/crates-io.scm | 1262 ++-------------------------------------------
 1 file changed, 40 insertions(+), 1222 deletions(-)

(limited to 'gn/packages')

diff --git a/gn/packages/crates-io.scm b/gn/packages/crates-io.scm
index 1e64e46..b91a2b4 100644
--- a/gn/packages/crates-io.scm
+++ b/gn/packages/crates-io.scm
@@ -264,27 +264,6 @@
       `(#:cargo-inputs
         (("rust-winapi" ,rust-winapi))))))
 
-(define-public rust-antidote
-  (package
-    (name "rust-antidote")
-    (version "1.0.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "antidote" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "19g2sw2qa2ibnh4x7j1snk46593jgx6y7rnvva496ynq61af5z9l"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/sfackler/rust-antidote")
-    (synopsis
-      "Poison-free versions of the Rust standard library Mutex and RwLock types.")
-    (description
-      "Poison-free versions of the Rust standard library Mutex and RwLock types.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-arrayvec
   (package
     (name "rust-arrayvec")
@@ -372,7 +351,7 @@
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-atty
+(define-public rust-atty ; guix candidate, fails tests
   (package
     (name "rust-atty")
     (version "0.2.13")
@@ -380,20 +359,19 @@
       (origin
         (method url-fetch)
         (uri (crate-uri "atty" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
+        (file-name (string-append name "-" version ".tar.gz"))
         (sha256
-          (base32
-            "140sswp1bwqwc4zk80bxkbnfb3g936hgrb77g9g0k1zcld3wc0qq"))))
+         (base32
+          "140sswp1bwqwc4zk80bxkbnfb3g936hgrb77g9g0k1zcld3wc0qq"))))
     (build-system cargo-build-system)
     (arguments
-      `(#:cargo-inputs
-        (("rust-libc" ,rust-libc)
-         ("rust-winapi" ,rust-winapi))))
+     `(#:cargo-inputs
+       (("rust-libc" ,rust-libc)
+        ("rust-winapi" ,rust-winapi))))
     (home-page "https://github.com/softprops/atty")
     (synopsis "A simple interface for querying atty")
     (description
-      "This package provides a simple interface for querying atty")
+     "This package provides a simple interface for querying atty.")
     (license license:expat)))
 
 (define-public rust-automod
@@ -783,28 +761,6 @@
          (base32
           "0l9c1gjhld3ajalak1ipklxfjvwqyy3l7xl019spdbqlrk8r9f57"))))))
 
-(define-public rust-blas-sys
-  (package
-    (name "rust-blas-sys")
-    (version "0.7.1")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "blas-sys" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0h14zjycwc76v15h8qll9z1xiryvmpvsb5gam97pqpdjrrwv5c8k"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:cargo-inputs (("rust-libc" ,rust-libc))))
-    (home-page "https://github.com/blas-lapack-rs/blas-sys")
-    (synopsis "Bindings to BLAS (Fortran).")
-    (description
-     "Ths package provides bindings to BLAS (Fortran).")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-blobby
   (package
     (name "rust-blobby")
@@ -973,31 +929,6 @@
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-cblas-sys
-  (package
-    (name "rust-cblas-sys")
-    (version "0.1.4")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "cblas-sys" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0rgsn3klhhh09d8qf3b87zl4rwk93l2g0qzh9hhb0lff5kcfrzmn"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs (("rust-libc" ,rust-libc))))
-    (home-page
-      "https://github.com/blas-lapack-rs/cblas-sys")
-    (synopsis
-      "The package provides bindings to CBLAS (C).")
-    (description
-      "The package provides bindings to CBLAS (C).")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-cc
   (package
     (name "rust-cc")
@@ -1257,30 +1188,6 @@
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-cloudabi
-  (package
-    (name "rust-cloudabi")
-    (version "0.0.3")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "cloudabi" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0kxcg83jlihy0phnd2g8c2c303px3l2p3pkjz357ll6llnd5pz6x"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-bitflags" ,rust-bitflags))))
-    (home-page "https://nuxi.nl/cloudabi/")
-    (synopsis
-      "Low level interface to CloudABI. Contains all syscalls and related types.")
-    (description
-      "Low level interface to CloudABI.  Contains all syscalls and related types.")
-    (license license:bsd-2)))
-
 (define-public rust-cmake
   (package
     (name "rust-cmake")
@@ -1547,26 +1454,6 @@
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-core-foundation-sys
-  (package
-    (name "rust-core-foundation-sys")
-    (version "0.6.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "core-foundation-sys" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0fzsw1j9g1x598yhwklg59l15hwzc0pyvs01w9fg2kin4598mjp7"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/servo/core-foundation-rs")
-    (synopsis "Bindings to Core Foundation for OS X")
-    (description
-      "Bindings to Core Foundation for OS X")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-cpp-demangle
   (package
     (name "rust-cpp-demangle")
@@ -2017,59 +1904,6 @@
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-data-encoding
-  (package
-    (name "rust-data-encoding")
-    (version "2.1.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "data-encoding" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "15xd6afhsjl08285piwczrafmckpp8i29padj8v12xhahshprx7l"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/ia0/data-encoding")
-    (synopsis
-      "This library provides the following common encodings")
-    (description
-      "This library provides the following common encodings")
-    (license license:expat)))
-
-(define-public rust-defmac
-  (package
-    (name "rust-defmac")
-    (version "0.2.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "defmac" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "01ff3jdmcc5waffkwllndnx5hsn414r7x1rq4ib73n7awsyzxkxv"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/bluss/defmac")
-    (synopsis "A macro to define lambda-like macros inline.")
-    (description "A macro to define lambda-like macros inline.")
-    (license (list license:asl2.0
-                   license:expat))))
-
-(define-public rust-defmac-0.1
-  (package
-    (inherit rust-defmac)
-    (name "rust-defmac")
-    (version "0.1.3")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "defmac" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "17giv0n0n1r64z0dahfvkjy3ys517jxyhs8sd9lmgvcljpjyryxa"))))))
-
 (define-public rust-demo-hack
   (package
     (name "rust-demo-hack")
@@ -2775,53 +2609,6 @@
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-findshlibs
-  (package
-    (name "rust-findshlibs")
-    (version "0.5.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "findshlibs" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "1n2vagn0q5yim32hxkwi1cjgp3yn1dm45p7z8nw6lapywihhs9mi"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-lazy-static" ,rust-lazy-static)
-         ("rust-libc" ,rust-libc))))
-    (home-page
-      "https://github.com/gimli-rs/findshlibs")
-    (synopsis
-      "Find the set of shared libraries loaded in the current process with a cross platform API")
-    (description
-      "Find the set of shared libraries loaded in the current process with a cross platform API")
-    (license (list license:asl2.0
-                   license:expat))))
-
-(define-public rust-fixedbitset
-  (package
-    (name "rust-fixedbitset")
-    (version "0.1.9")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "fixedbitset" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0czam11mi80dbyhf4rd4lz0ihcf7vkfchrdcrn45wbs0h40dxm46"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/bluss/fixedbitset")
-    (synopsis "FixedBitSet is a simple bitset collection")
-    (description "FixedBitSet is a simple bitset collection")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-flame
   (package
     (name "rust-flame")
@@ -2995,26 +2782,6 @@
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-foreign-types-shared
-  (package
-    (name "rust-foreign-types-shared")
-    (version "0.2.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "foreign-types-shared" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0kanxlif1vp0ffh2r9l610jqbkmb3183yqykxq1z5w1vay2rn7y6"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/sfackler/foreign-types")
-    (synopsis "An internal crate used by foreign-types")
-    (description
-     "An internal crate used by foreign-types.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-fst
   (package
     (name "rust-fst")
@@ -3268,26 +3035,6 @@ pseudorandom number generator")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-futures-io-preview ; guix upstreamable
-  (package
-    (name "rust-futures-io-preview")
-    (version "0.3.0-alpha.17")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "futures-io-preview" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0fhvwhdb8ywjjbfng0ra1r8yyc9yzpyxg9sv3spb3f7w0lk40bh8"))))
-    (build-system cargo-build-system)
-    (home-page "https://rust-lang-nursery.github.io/futures-rs/")
-    (synopsis "Async read and write traits for the futures library")
-    (description "This crate provides the @code{AsyncRead} and
-@code{AsyncWrite} traits for the @code{futures-rs} library.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-futures-preview
   (package
     (name "rust-futures-preview")
@@ -4584,32 +4331,6 @@ pseudorandom number generator")
     (description "Extensible, Concurrency Focused Web Development in Rust.")
     (license license:expat)))
 
-(define-public rust-iovec
-  (package
-    (name "rust-iovec")
-    (version "0.1.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "iovec" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "025vi072m22299z3fg73qid188z2iip7k41ba6v5v5yhwwby9rnv"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-libc" ,rust-libc)
-         ("rust-winapi" ,rust-winapi-0.2))))
-    (home-page "https://github.com/carllerche/iovec")
-    (synopsis
-      "Portable buffer type for scatter/gather I/O operations")
-    (description
-      "Portable buffer type for scatter/gather I/O operations")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-ipconfig
   (package
     (name "rust-ipconfig")
@@ -4886,31 +4607,6 @@ pseudorandom number generator")
       "Language tags for Rust")
     (license license:expat)))
 
-(define-public rust-lazy-static
-  (package
-    (name "rust-lazy-static")
-    (version "1.3.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "lazy_static" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "052ac27w189hrf1j3hz7sga46rp84zl2hqnzyihxv78mgzr2jmxw"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs (("rust-spin" ,rust-spin))))
-    (home-page
-      "https://github.com/rust-lang-nursery/lazy-static.rs")
-    (synopsis
-      "A macro for declaring lazily evaluated statics in Rust.")
-    (description
-      "This package provides a macro for declaring lazily evaluated statics in Rust.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-lazycell
   (package
     (name "rust-lazycell")
@@ -5817,27 +5513,6 @@ stream encoding/decoding.")
        #:cargo-development-inputs
        (("rust-rand" ,rust-rand-0.3))))))
 
-(define-public rust-modifier
-  (package
-    (name "rust-modifier")
-    (version "0.1.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "modifier" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0n3fmgli1nsskl0whrfzm1gk0rmwwl6pw1q4nb9sqqmn5h8wkxa1"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/reem/rust-modifier")
-    (synopsis
-      "Chaining APIs for both self -> Self and &mut self methods.")
-    (description
-      "Chaining APIs for both self -> Self and &mut self methods.")
-    (license license:expat)))
-
 (define-public rust-native-tls
   (package
     (name "rust-native-tls")
@@ -5918,34 +5593,6 @@ stream encoding/decoding.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-net2
-  (package
-    (name "rust-net2")
-    (version "0.2.33")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "net2" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "126g3fgfxp06zimc1l9iyxnn9cif1hjsg7sd81nlls5nnyghsma2"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-cfg-if" ,rust-cfg-if)
-         ("rust-libc" ,rust-libc)
-         ("rust-winapi" ,rust-winapi))))
-    (home-page
-      "https://github.com/rust-lang-nursery/net2-rs")
-    (synopsis
-      "Extensions to the standard library's networking types as proposed in RFC 1158.")
-    (description
-      "Extensions to the standard library's networking types as proposed in RFC 1158.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-netlib-src
   (package
     (name "rust-netlib-src")
@@ -6118,53 +5765,26 @@ implementation (which is unstable / requires nightly).")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-num-cpus
+(define-public rust-num-iter
   (package
-    (name "rust-num-cpus")
-    (version "1.10.1")
+    (name "rust-num-iter")
+    (version "0.1.39")
     (source
       (origin
         (method url-fetch)
-        (uri (crate-uri "num_cpus" version))
+        (uri (crate-uri "num-iter" version))
         (file-name
           (string-append name "-" version ".tar.gz"))
         (sha256
           (base32
-            "0wrj3zvj6h3q26sqj9zxpd59frjb54n7jhjwf307clq31ic47vxw"))))
+            "0bhk2qbr3261r6zvfc58lz4spfqjhvdripxgz5mks5rd85r55gbn"))))
     (build-system cargo-build-system)
     (arguments
       `(#:cargo-inputs
-        (("rust-libc" ,rust-libc))
+        (("rust-num-integer" ,rust-num-integer)
+         ("rust-num-traits" ,rust-num-traits))
         #:cargo-development-inputs
-        (("rust-doc-comment" ,rust-doc-comment))))
-    (home-page
-      "https://github.com/seanmonstar/num_cpus")
-    (synopsis "Get the number of CPUs on a machine.")
-    (description
-      "Get the number of CPUs on a machine.")
-    (license (list license:asl2.0
-                   license:expat))))
-
-(define-public rust-num-iter
-  (package
-    (name "rust-num-iter")
-    (version "0.1.39")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "num-iter" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0bhk2qbr3261r6zvfc58lz4spfqjhvdripxgz5mks5rd85r55gbn"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-num-integer" ,rust-num-integer)
-         ("rust-num-traits" ,rust-num-traits))
-        #:cargo-development-inputs
-        (("rust-autocfg" ,rust-autocfg))))
+        (("rust-autocfg" ,rust-autocfg))))
     (home-page
       "https://github.com/rust-num/num-iter")
     (synopsis
@@ -6527,25 +6147,6 @@ implementation (which is unstable / requires nightly).")
         ("rust-wasm-bindgen" ,rust-wasm-bindgen)
         ("rust-winapi" ,rust-winapi))))))
 
-(define-public rust-rawpointer
-  (package
-    (name "rust-rawpointer")
-    (version "0.1.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "rawpointer" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "06ghpm9y7gacks78s3maakha07kbnwrxif5q37r2l7z1sali3b7b"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/bluss/rawpointer/")
-    (synopsis "Extra methods for raw pointers. For example `.post_inc()` and `.pre_dec()` (c.f. `ptr++` and `--ptr`) and `ptrdistance`.")
-    (description "Extra methods for raw pointers. For example `.post_inc()` and `.pre_dec()` (c.f. `ptr++` and `--ptr`) and `ptrdistance`.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-rspec
   (package
     (name "rust-rspec")
@@ -6799,29 +6400,6 @@ implementation (which is unstable / requires nightly).")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-permutohedron
-  (package
-    (name "rust-permutohedron")
-    (version "0.2.4")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "permutohedron" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0b1pzh48j86v46wxngch6k1kx9cdw3jr3lwa86gd6jd4bmxzz1xn"))))
-    (build-system cargo-build-system)
-    (home-page
-      "https://github.com/bluss/permutohedron")
-    (synopsis
-      "Generate permutations of sequences. Either lexicographical order permutations, or a minimal swaps permutation sequence implemented using Heap's algorithm.")
-    (description
-      "Generate permutations of sequences. Either lexicographical order permutations, or a minimal swaps permutation sequence implemented using Heap's algorithm.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-persistent
   (package
     (name "rust-persistent")
@@ -7007,34 +6585,6 @@ implementation (which is unstable / requires nightly).")
       "Bindings to the PicoHTTPParser.")
     (license license:expat)))
 
-(define-public rust-pkg-config
-  (package
-    (name "rust-pkg-config")
-    (version "0.3.14")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "pkg-config" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "135ia995lqzr0gxpk85h0bjxf82kj6hbxdx924sh9jdln6r8wvk7"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:cargo-development-inputs
-       (("rust-lazy-static" ,rust-lazy-static))))
-    (inputs
-     `(("pkg-config" ,pkg-config)))
-    (home-page
-      "https://github.com/alexcrichton/pkg-config-rs")
-    (synopsis
-      "A library to run the pkg-config system tool at build time in order to be used in Cargo build scripts.")
-    (description
-      "A library to run the pkg-config system tool at build time in order to be used in Cargo build scripts.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-plugin
   (package
     (name "rust-plugin")
@@ -8292,30 +7842,6 @@ system calls.")
          ("rust-quickcheck" ,rust-quickcheck-0.6)
          ("rust-rand" ,rust-rand-0.4))))))
 
-(define-public rust-regex-syntax
-  (package
-    (name "rust-regex-syntax")
-    (version "0.6.10")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "regex-syntax" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0p47lf38yj2g2fnmvnraccqlxwk35zr76hlnqi8yva932nzqam6d"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-ucd-util" ,rust-ucd-util))))
-    (home-page "https://github.com/rust-lang/regex")
-    (synopsis "A regular expression parser.")
-    (description
-      "This package provides a regular expression parser.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-regex-syntax-0.3
   (package
     (inherit rust-regex-syntax)
@@ -8329,10 +7855,9 @@ system calls.")
         (sha256
          (base32
           "0ms9hgdhhsxw9w920i7gipydvagf100bb56jbs192rz86ln01v7r"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:cargo-development-inputs
-       (("rust-quickcheck" ,rust-quickcheck-0.5) ; 0.2
+       (("rust-quickcheck" ,rust-quickcheck) ; 0.2
         ("rust-rand", rust-rand-0.3))))))
 
 (define-public rust-remove-dir-all
@@ -8692,107 +8217,6 @@ system calls.")
     (license (list license:asl2.0
                    license:boost1.0))))
 
-(define-public rust-safemem
-  (package
-    (name "rust-safemem")
-    (version "0.3.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "safemem" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "1l1ljkm4lpyryrv2ndaxi1f7z1f3v9bwy1rzl9f9mbhx04iq9c6j"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/abonander/safemem")
-    (synopsis
-      "Safe wrappers for memory-accessing functions, like `std::ptr::copy()`.")
-    (description
-      "Safe wrappers for memory-accessing functions, like `std::ptr::copy()`.")
-    (license (list license:asl2.0
-                   license:expat))))
-
-(define-public rust-same-file
-  (package
-    (name "rust-same-file")
-    (version "1.0.5")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "same-file" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "08a4zy10pjindf2rah320s6shgswk13mqw7s61m8i1y1xpf8spjq"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-winapi-util" ,rust-winapi-util))))
-    (home-page
-      "https://github.com/BurntSushi/same-file")
-    (synopsis
-      "A simple crate for determining whether two file paths point to the same file.")
-    (description
-      "This package provides a simple crate for determining whether two file paths point to the same file.")
-    (license (list license:unlicense
-                   license:expat))))
-
-(define-public rust-schannel
-  (package
-    (name "rust-schannel")
-    (version "0.1.15")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "schannel" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0f9k4pm8yc3z0n1n8hazvnrvg52f0sfxjc91bhf3r76rb3rapxpj"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-lazy-static" ,rust-lazy-static)
-         ("rust-winapi" ,rust-winapi))))
-    (home-page "https://github.com/steffengy/schannel-rs")
-    (synopsis
-      "Rust bindings to the Windows SChannel APIs providing TLS client and server functionality.")
-    (description
-      "Rust bindings to the Windows SChannel APIs providing TLS client and server functionality.")
-    (license license:expat)))
-
-(define-public rust-scoped-tls-0.1
-  (package
-    (inherit rust-scoped-tls)
-    (name "rust-scoped-tls")
-    (version "0.1.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "scoped-tls" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0a2bn9d2mb07c6l16sadijy4p540g498zddfxyiq4rsqpwrglbrk"))))))
-
-(define-public rust-scopeguard-0.3
-  (package
-    (inherit rust-scopeguard)
-    (name "rust-scopeguard")
-    (version "0.3.3")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "scopeguard" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "09sy9wbqp409pkwmqni40qmwa99ldqpl48pp95m1xw8sc19qy9cl"))))))
-
 (define-public rust-scroll
   (package
     (name "rust-scroll")
@@ -8930,33 +8354,6 @@ function with proven statistical guarantees.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-security-framework-sys
-  (package
-    (name "rust-security-framework-sys")
-    (version "0.3.1")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "security-framework-sys" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0mlsakq9kmqyc0fg2hcbgm6rjk55mb0rhjw2wid3hqdzkjcghdln"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-core-foundation-sys"
-          ,rust-core-foundation-sys))))
-    (home-page
-      "https://lib.rs/crates/security-framework-sys")
-    (synopsis
-      "Apple `Security.framework` low-level FFI bindings")
-    (description
-      "Apple `Security.framework` low-level FFI bindings")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-select-rustc
   (package
     (name "rust-select-rustc")
@@ -9634,29 +9031,6 @@ function with proven statistical guarantees.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-stable-deref-trait
-  (package
-    (name "rust-stable-deref-trait")
-    (version "1.1.1")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "stable_deref_trait" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "1j2lkgakksmz4vc5hfawcch2ipiskrhjs1sih0f3br7s7rys58fv"))))
-    (build-system cargo-build-system)
-    (home-page
-      "https://github.com/storyyeller/stable_deref_trait0")
-    (synopsis
-      "This crate defines an unsafe marker trait, StableDeref, for container types which deref to a fixed address which is valid even when the containing type is moved. For example, Box, Vec, Rc, Arc and String implement this trait. Additionally, it defines CloneStableDeref for types like Rc where clones deref to the same address.")
-    (description
-      "This crate defines an unsafe marker trait, StableDeref, for container types which deref to a fixed address which is valid even when the containing type is moved. For example, Box, Vec, Rc, Arc and String implement this trait. Additionally, it defines CloneStableDeref for types like Rc where clones deref to the same address.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-stacker
   (package
     (name "rust-stacker")
@@ -9798,31 +9172,6 @@ function with proven statistical guarantees.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-stdweb-internal-test-macro
-  (package
-    (name "rust-stdweb-internal-test-macro")
-    (version "0.1.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "stdweb-internal-test-macro" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "12rrm7p77xnm3xacgn3rgniiyyjb4gq7902wpbljsvbx045z69l2"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-proc-macro2" ,rust-proc-macro2)
-         ("rust-quote" ,rust-quote))))
-    (home-page "https://github.com/koute/stdweb")
-    (synopsis "Internal crate of the `stdweb` crate")
-    (description
-      "Internal crate of the `stdweb` crate")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-stream-cipher
   (package
     (name "rust-stream-cipher")
@@ -9848,32 +9197,6 @@ function with proven statistical guarantees.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-streaming-stats
-  (package
-    (name "rust-streaming-stats")
-    (version "0.2.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "streaming-stats" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0l7xz4g6709s80zqpvlhrg0qhgz64r94cwhmfsg8xhabgznbp2px"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-num-traits" ,rust-num-traits))))
-    (home-page
-      "https://github.com/BurntSushi/rust-stats")
-    (synopsis
-      "Experimental crate for computing basic statistics on streams.")
-    (description
-      "Experimental crate for computing basic statistics on streams.")
-    (license (list license:unlicense
-                   license:expat))))
-
 (define-public rust-string
   (package
     (name "rust-string")
@@ -10230,91 +9553,44 @@ function with proven statistical guarantees.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-termcolor
+(define-public rust-test-assembler
   (package
-    (name "rust-termcolor")
-    (version "1.0.5")
+    (name "rust-test-assembler")
+    (version "0.1.5")
     (source
       (origin
         (method url-fetch)
-        (uri (crate-uri "termcolor" version))
-        (file-name (string-append name "-" version ".tar.gz"))
+        (uri (crate-uri "test-assembler" version))
+        (file-name
+          (string-append name "-" version ".tar.gz"))
         (sha256
-         (base32
-          "0vjfsn1a8zvqhnrbygrz1id6yckwv1dncw3w4zj65qdx0f00kmln"))))
+          (base32
+            "1sdx9hk0dk3z9crm8834ysyxsi92chls8arpd0gs796kis6lik2w"))))
     (build-system cargo-build-system)
     (arguments
-     `(#:cargo-inputs
-       (("rust-wincolor" ,rust-wincolor))))
-    (home-page "https://github.com/BurntSushi/termcolor")
-    (synopsis "Library for writing colored text to a terminal")
-    (description "This package provides a simple cross platform library for
-writing colored text to a terminal.")
-    (license (list license:unlicense
-                   license:expat))))
+      `(#:cargo-inputs
+        (("rust-byteorder" ,rust-byteorder))))
+    (home-page
+      "https://github.com/luser/rust-test-assembler")
+    (synopsis
+      "A set of types for building complex binary streams.")
+    (description
+      "This package provides a set of types for building complex binary streams.")
+    (license license:expat)))
 
-(define-public rust-termios
+(define-public rust-textwrap
   (package
-    (name "rust-termios")
-    (version "0.3.1")
+    (name "rust-textwrap")
+    (version "0.11.0")
     (source
       (origin
         (method url-fetch)
-        (uri (crate-uri "termios" version))
+        (uri (crate-uri "textwrap" version))
         (file-name
           (string-append name "-" version ".tar.gz"))
         (sha256
           (base32
-            "09any1p4jp4bphvb5ikagnvwjc3xn2djchy96nkpa782xb2j1dkj"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs (("rust-libc" ,rust-libc))))
-    (home-page
-      "https://github.com/dcuddeback/termios-rs")
-    (synopsis
-      "Safe bindings for the termios library.")
-    (description
-      "Safe bindings for the termios library.")
-    (license license:expat)))
-
-(define-public rust-test-assembler
-  (package
-    (name "rust-test-assembler")
-    (version "0.1.5")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "test-assembler" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "1sdx9hk0dk3z9crm8834ysyxsi92chls8arpd0gs796kis6lik2w"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-byteorder" ,rust-byteorder))))
-    (home-page
-      "https://github.com/luser/rust-test-assembler")
-    (synopsis
-      "A set of types for building complex binary streams.")
-    (description
-      "This package provides a set of types for building complex binary streams.")
-    (license license:expat)))
-
-(define-public rust-textwrap
-  (package
-    (name "rust-textwrap")
-    (version "0.11.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "textwrap" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0q5hky03ik3y50s9sz25r438bc4nwhqc6dqwynv4wylc807n29nk"))))
+            "0q5hky03ik3y50s9sz25r438bc4nwhqc6dqwynv4wylc807n29nk"))))
     (build-system cargo-build-system)
     (arguments
       `(#:cargo-inputs
@@ -10372,56 +9648,6 @@ writing colored text to a terminal.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-thread-local
-  (package
-    (name "rust-thread-local")
-    (version "0.3.6")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "thread_local" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "06rzik99p8c5js8238yhc8rk6np543ylb1dy9nrw5v80j0r3xdf6"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-lazy-static" ,rust-lazy-static))))
-    (home-page
-      "https://github.com/Amanieu/thread_local-rs")
-    (synopsis "Per-object thread-local storage")
-    (description "Per-object thread-local storage")
-    (license (list license:asl2.0
-                   license:expat))))
-
-(define-public rust-threadpool
-  (package
-    (name "rust-threadpool")
-    (version "1.7.1")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "threadpool" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0rd89n1q7vy47w4c32cnynibffv9kj3jy3dwr0536n9lbw5ckw72"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-num-cpus" ,rust-num-cpus))))
-    (home-page
-      "https://github.com/rust-threadpool/rust-threadpool")
-    (synopsis
-      "A thread pool for running a number of jobs on a fixed set of worker threads.")
-    (description
-      "This package provides a thread pool for running a number of jobs on a fixed set of worker threads.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-time
   (package
     (name "rust-time")
@@ -10788,28 +10014,6 @@ writing colored text to a terminal.")
       "Event loop that drives Tokio I/O resources.")
     (license license:expat)))
 
-(define-public rust-tokio-mock-task
-  (package
-    (name "rust-tokio-mock-task")
-    (version "0.1.1")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "tokio-mock-task" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "1y7q83qfk9ljjfvs82b453pmz9x1v3d6kr4x55j8mal01s6790dw"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs (("rust-futures" ,rust-futures))))
-    (home-page
-      "https://github.com/carllerche/tokio-mock-task")
-    (synopsis "Mock a Tokio task")
-    (description "Mock a Tokio task")
-    (license license:expat)))
-
 (define-public rust-tokio-mockstream
   (package
     (name "rust-tokio-mockstream")
@@ -11148,50 +10352,6 @@ writing colored text to a terminal.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-tracing-core
-  (package
-    (name "rust-tracing-core")
-    (version "0.1.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "tracing-core" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "01fa73wzw2m5ybi3kkd52dgrw97mgc3i6inmhwys46ab28giwnxi"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-lazy-static" ,rust-lazy-static))))
-    (home-page "https://tokio.rs")
-    (synopsis
-      "Core primitives for application-level tracing.")
-    (description
-      "Core primitives for application-level tracing.")
-    (license (list license:asl2.0
-                   license:expat))))
-
-(define-public rust-traitobject
-  (package
-    (name "rust-traitobject")
-    (version "0.1.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "traitobject" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0yb0n8822mr59j200fyr2fxgzzgqljyxflx9y8bdy3rlaqngilgg"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/reem/rust-traitobject.git")
-    (synopsis "Unsafe helpers for dealing with raw trait objects.")
-    (description "Unsafe helpers for dealing with raw trait objects.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-trust-dns-https
   (package
     (name "rust-trust-dns-https")
@@ -11439,50 +10599,6 @@ writing colored text to a terminal.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-try-from
-  (package
-    (name "rust-try-from")
-    (version "0.3.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "try_from" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "12wdd4ja7047sd3rx70hv2056hyc8gcdllcx3a41g1rnw64kng98"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:cargo-inputs
-      (("rust-cfg-if" ,rust-cfg-if))))
-    (home-page "https://github.com/derekjw/try_from")
-    (synopsis
-      "TryFrom and TryInto traits for failable conversions that return a Result.")
-    (description
-      "TryFrom and TryInto traits for failable conversions that return a Result.")
-    (license license:expat)))
-
-(define-public rust-try-lock
-  (package
-    (name "rust-try-lock")
-    (version "0.2.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "try-lock" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "10p36rx6pqi9d0zr876xa8vksx2m66ha45myakl50rn08dxyn176"))))
-    (build-system cargo-build-system)
-    (home-page
-      "https://github.com/seanmonstar/try-lock")
-    (synopsis "A lightweight atomic lock.")
-    (description
-      "This package provides a lightweight atomic lock.")
-    (license license:expat)))
-
 (define-public rust-trybuild
   (package
     (name "rust-trybuild")
@@ -11513,24 +10629,6 @@ writing colored text to a terminal.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-typeable
-  (package
-    (name "rust-typeable")
-    (version "0.1.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "typeable" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "11w8dywgnm32hb291izjvh4zjd037ccnkk77ahk63l913zwzc40l"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/reem/rust-typeable")
-    (synopsis "Exposes Typeable, for getting TypeIds at runtime.")
-    (description "Exposes Typeable, for getting TypeIds at runtime.")
-    (license license:expat)))
-
 (define-public rust-typed-arena
   (package
     (name "rust-typed-arena")
@@ -11547,7 +10645,7 @@ writing colored text to a terminal.")
     (build-system cargo-build-system)
     (arguments
       `(#:cargo-development-inputs
-        (("rust-criterion" ,rust-byteorder))))
+        (("rust-criterion" ,rust-criterion))))
     (home-page
       "https://github.com/SimonSapin/rust-typed-arena")
     (synopsis
@@ -11609,32 +10707,6 @@ writing colored text to a terminal.")
       "A typesafe store for many value types.")
     (license license:expat)))
 
-(define-public rust-ucd-trie
-  (package
-    (name "rust-ucd-trie")
-    (version "0.1.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "ucd-trie" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "1hh6kyzh5xygwy96wfmsf8v8czlzhps2lgbcyhj1xzy1w1xys04g"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-development-inputs
-        (("rust-lazy-static" ,rust-lazy-static))))
-    (home-page
-      "https://github.com/BurntSushi/ucd-generate")
-    (synopsis
-      "A trie for storing Unicode codepoint sets and maps.")
-    (description
-      "This package provides a trie for storing Unicode codepoint sets and maps.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-unicase
   (package
     (name "rust-unicase")
@@ -11744,27 +10816,6 @@ writing colored text to a terminal.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-untrusted
-  (package
-    (name "rust-untrusted")
-    (version "0.7.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "untrusted" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "1kmfykcwif6ashkwg54gcnhxj03kpba2i9vc7z5rpr0xlgvrwdk0"))))
-    (build-system cargo-build-system)
-    (home-page
-      "https://github.com/briansmith/untrusted")
-    (synopsis
-      "Safe, fast, zero-panic, zero-crashing, zero-allocation parsing of untrusted inputs in Rust.")
-    (description
-      "Safe, fast, zero-panic, zero-crashing, zero-allocation parsing of untrusted inputs in Rust.")
-    (license license:isc)))
-
 (define-public rust-url
   (package
     (name "rust-url")
@@ -11966,28 +11017,6 @@ writing colored text to a terminal.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-version-check
-  (package
-    (name "rust-version-check")
-    (version "0.9.1")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "version_check" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "1kikqlnggii1rvnxrbls55sc46lxvinz5k3giscgncjj4p87b1q7"))))
-    (build-system cargo-build-system)
-    (home-page
-      "https://github.com/SergioBenitez/version_check")
-    (synopsis
-      "This tiny crate checks that the running or installed rustc meets some version requirements. The version is queried by calling the Rust compiler with --version. The path to the compiler is determined first via the RUSTC environment variable. If it is not set, then rustc is used. If that fails, no determination is made, and calls return None.")
-    (description
-      "This tiny crate checks that the running or installed rustc meets some version requirements. The version is queried by calling the Rust compiler with --version. The path to the compiler is determined first via the RUSTC environment variable. If it is not set, then rustc is used. If that fails, no determination is made, and calls return None.")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-version-sync
   (package
     (name "rust-version-sync")
@@ -12022,55 +11051,6 @@ writing colored text to a terminal.")
       updated when the crate version changes.")
     (license license:expat)))
 
-(define-public rust-void
-  (package
-    (name "rust-void")
-    (version "1.0.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "void" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0zc8f0ksxvmhvgx4fdg0zyn6vdnbxd2xv9hfx4nhzg6kbs4f80ka"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/reem/rust-void.git")
-    (synopsis
-      "The uninhabited void type for use in statically impossible cases.")
-    (description
-      "The uninhabited void type for use in statically impossible cases.")
-    (license license:expat)))
-
-(define-public rust-walkdir
-  (package
-    (name "rust-walkdir")
-    (version "2.2.9")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "walkdir" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "07ppalpvxkf8cnqr64np422792y4z5bs9m8b4nrflh5rm17wjn4n"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-same-file" ,rust-same-file)
-         ("rust-winapi" ,rust-winapi)
-         ("rust-winapi-util" ,rust-winapi-util))
-        #:cargo-development-inputs
-        (("rust-doc-comment" ,rust-doc-comment))))
-    (home-page
-      "https://github.com/BurntSushi/walkdir")
-    (synopsis "Recursively walk a directory.")
-    (description "Recursively walk a directory.")
-    (license (list license:unlicense
-                   license:expat))))
-
 (define-public rust-want
   (package
     (name "rust-want")
@@ -12296,33 +11276,6 @@ writing colored text to a terminal.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-wasm-bindgen-test-macro
-  (package
-    (name "rust-wasm-bindgen-test-macro")
-    (version "0.2.48")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "wasm-bindgen-test-macro" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0n28mr6vncf1k1qr2b5bvfxq4jvqkjdzq0z0ab6w2f5d6v8q3q3l"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-inputs
-        (("rust-proc-macro2" ,rust-proc-macro2)
-         ("rust-quote" ,rust-quote))))
-    (home-page
-      "https://github.com/rustwasm/wasm-bindgen")
-    (synopsis
-      "Internal testing macro for wasm-bindgen")
-    (description
-      "Internal testing macro for wasm-bindgen")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-wasm-bindgen-webidl
   (package
     (name "rust-wasm-bindgen-webidl")
@@ -12473,118 +11426,6 @@ writing colored text to a terminal.")
       "This package provides a Rust equivalent of Unix command \"which\".  Locate installed execuable in cross platforms.")
     (license license:expat)))
 
-(define-public rust-widestring
-  (package
-    (name "rust-widestring")
-    (version "0.4.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "widestring" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "1dhx6dndjsz1y7c9w06922412kdxyrrkqblvggm76mh8z17hxz7g"))))
-    (build-system cargo-build-system)
-    (arguments
-      `(#:cargo-development-inputs
-        (("rust-winapi" ,rust-winapi))))
-    (home-page "https://github.com/starkat99/widestring-rs.git")
-    (synopsis
-      "A wide string Rust FFI library for converting to and from wide strings, such as those often used in Windows API or other FFI libaries. Both UTF-16 and UTF-32 types are provided, including support for malformed encoding.")
-    (description
-      "A wide string Rust FFI library for converting to and from wide strings, such as those often used in Windows API or other FFI libaries. Both UTF-16 and UTF-32 types are provided, including support for malformed encoding.")
-    (license (list license:asl2.0
-                   license:expat))))
-
-(define-public rust-winapi-0.2
-  (package
-    (inherit rust-winapi)
-    (name "rust-winapi")
-    (version "0.2.8")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "winapi" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "0yh816lh6lf56dpsgxy189c2ai1z3j8mw9si6izqb6wsjkbcjz8n"))))
-    ;; We do not want to package 48 -sys crates for a package we do not want.
-    ;; They are all dev dependencies, so we skip building and testing.
-    (arguments
-     `(#:tests? #f
-       #:phases
-       (modify-phases %standard-phases
-         (delete 'build))))))
-
-(define-public rust-winapi-build
-  (package
-    (name "rust-winapi-build")
-    (version "0.1.1")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "winapi-build" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "1g4rqsgjky0a7530qajn2bbfcrl2v0zb39idgdws9b1l7gp5wc9d"))))
-    (build-system cargo-build-system)
-    (home-page "https://github.com/retep998/winapi-rs")
-    (synopsis "Common code for build.rs in WinAPI -sys crates")
-    (description
-      "Common code for build.rs in WinAPI -sys crates.")
-    (license license:expat)))
-
-(define-public rust-winapi-util
-  (package
-    (name "rust-winapi-util")
-    (version "0.1.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "winapi-util" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "1j839dc6y8vszvrsb7yk0qvs0w6asnahxzbyans37vnsw6vbls3i"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:cargo-inputs (("rust-winapi" ,rust-winapi))))
-    (home-page "https://github.com/BurntSushi/winapi-util")
-    (synopsis "Dumping ground for high level safe wrappers over winapi")
-    (description
-     "This package provides a dumping ground for high level safe wrappers over
-winapi.")
-    (license (list license:unlicense
-                   license:expat))))
-
-(define-public rust-wincolor
-  (package
-    (name "rust-wincolor")
-    (version "1.0.2")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "wincolor" version))
-        (file-name (string-append name "-" version ".tar.gz"))
-        (sha256
-         (base32
-          "1agaf3hcav113i86912ajnw6jxcy4rvkrgyf8gdj8kc031mh3xcn"))))
-    (build-system cargo-build-system)
-    (arguments
-     `(#:cargo-inputs
-       (("rust-winapi" ,rust-winapi)
-        ("rust-winapi-util" ,rust-winapi-util))))
-    (home-page "https://github.com/BurntSushi/termcolor/tree/master/wincolor")
-    (synopsis "Windows API for controlling text color in a Windows console")
-    (description
-     "This package provides a simple Windows specific API for controlling text
-color in a Windows console.")
-    (license (list license:unlicense
-                   license:expat))))
-
 (define-public rust-winreg
   (package
     (name "rust-winreg")
@@ -12686,29 +11527,6 @@ color in a Windows console.")
     (license (list license:asl2.0
                    license:expat))))
 
-(define-public rust-xdg
-  (package
-    (name "rust-xdg")
-    (version "2.2.0")
-    (source
-      (origin
-        (method url-fetch)
-        (uri (crate-uri "xdg" version))
-        (file-name
-          (string-append name "-" version ".tar.gz"))
-        (sha256
-          (base32
-            "0mws8a0fr3cqk5nh7aq9lmkmhzghvasqy4mhw6nnza06l4d6i2fh"))))
-    (build-system cargo-build-system)
-    (home-page
-      "https://github.com/whitequark/rust-xdg")
-    (synopsis
-      "A library for storing and retrieving files according to XDG Base Directory specification")
-    (description
-      "This package provides a library for storing and retrieving files according to XDG Base Directory specification")
-    (license (list license:asl2.0
-                   license:expat))))
-
 (define-public rust-xz2
   (package
     (name "rust-xz2")
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