diff --git a/Cargo.lock b/Cargo.lock
index 186343bbf9..c9145c8723 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -32,18 +32,18 @@ checksum = "64cf76cb6e2222ed0ea86b2b0ee2f71c96ec6edd5af42e84d59160e91b836ec4"
 
 [[package]]
 name = "arbitrary"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b93b22576af8f14bb2bad6a5dc09c4f80539a801f7ea340c798e222f2ce49859"
+checksum = "491d5e42b1a073ff1fc1e0a02744b3f8bee9cf4bfd552053cac36c64b879795d"
 dependencies = [
  "derive_arbitrary",
 ]
 
 [[package]]
 name = "arrayref"
-version = "0.3.5"
+version = "0.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0d382e583f07208808f6b1249e60848879ba3543f57c32277bf52d69c2f0f0ee"
+checksum = "a4c527152e37cf757a3f78aae5a06fbeefdb07ccc535c980a3208ee3060dd544"
 
 [[package]]
 name = "arrayvec"
@@ -105,15 +105,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "base64"
-version = "0.10.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b25d992356d2eb0ed82172f5248873db5560c4721f564b13cb5193bda5e668e"
-dependencies = [
- "byteorder",
-]
-
 [[package]]
 name = "base64"
 version = "0.11.0"
@@ -168,8 +159,8 @@ dependencies = [
  "lazycell",
  "log",
  "peeking_take_while",
- "proc-macro2 1.0.7",
- "quote 1.0.2",
+ "proc-macro2",
+ "quote",
  "regex",
  "rustc-hash",
  "shlex",
@@ -314,15 +305,6 @@ dependencies = [
  "vec_map",
 ]
 
-[[package]]
-name = "cloudabi"
-version = "0.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
-dependencies = [
- "bitflags",
-]
-
 [[package]]
 name = "cmake"
 version = "0.1.42"
@@ -334,9 +316,9 @@ dependencies = [
 
 [[package]]
 name = "constant_time_eq"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "995a44c877f9212528ccc74b21a232f66ad69001e40ede5bcee2ac9ef2657120"
+checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
 
 [[package]]
 name = "cpu-time"
@@ -446,7 +428,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c3aa945d63861bfe624b55d153a39684da1e8c0bc8fba932f7ee3a3c16cea3ca"
 dependencies = [
  "crossbeam-epoch",
- "crossbeam-utils 0.7.0",
+ "crossbeam-utils",
 ]
 
 [[package]]
@@ -457,7 +439,7 @@ checksum = "5064ebdbf05ce3cb95e45c8b086f72263f4166b29b97f6baff7ef7fe047b55ac"
 dependencies = [
  "autocfg 0.1.7",
  "cfg-if",
- "crossbeam-utils 0.7.0",
+ "crossbeam-utils",
  "lazy_static",
  "memoffset",
  "scopeguard",
@@ -470,17 +452,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c695eeca1e7173472a32221542ae469b3e9aac3a4fc81f7696bcad82029493db"
 dependencies = [
  "cfg-if",
- "crossbeam-utils 0.7.0",
-]
-
-[[package]]
-name = "crossbeam-utils"
-version = "0.6.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04973fa96e96579258a5091af6003abde64af786b860f18622b82e026cca60e6"
-dependencies = [
- "cfg-if",
- "lazy_static",
+ "crossbeam-utils",
 ]
 
 [[package]]
@@ -500,8 +472,8 @@ version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cd8ce37ad4184ab2ce004c33bf6379185d3b1c95801cab51026bd271bf68eedc"
 dependencies = [
- "quote 1.0.2",
- "syn 1.0.13",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -515,13 +487,13 @@ dependencies = [
 
 [[package]]
 name = "derive_arbitrary"
-version = "0.3.1"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b979a9f98d526ac07489ae2879e04d948ceeb195d777742997a30c3d1ab1aad6"
+checksum = "dab2f0544254a47cabc58956cc7ebda74c3b796bb2761e3fe8f29fdde632ad95"
 dependencies = [
- "proc-macro2 0.4.30",
- "syn 0.14.9",
- "synstructure 0.9.0",
+ "proc-macro2",
+ "syn",
+ "synstructure",
 ]
 
 [[package]]
@@ -565,9 +537,9 @@ dependencies = [
  "byteorder",
  "lazy_static",
  "owning_ref",
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -649,28 +621,6 @@ dependencies = [
  "thiserror",
 ]
 
-[[package]]
-name = "failure"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8273f13c977665c5db7eb2b99ae520952fe5ac831ae4cd09d80c4c7042b5ed9"
-dependencies = [
- "backtrace",
- "failure_derive",
-]
-
-[[package]]
-name = "failure_derive"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0bc225b78e0391e4b8683440bf2e63c2deeeb2ce5189eab46e2b68c6d3725d08"
-dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
- "synstructure 0.12.3",
-]
-
 [[package]]
 name = "fake-simd"
 version = "0.1.2"
@@ -705,12 +655,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "fuchsia-cprng"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
-
 [[package]]
 name = "gcc"
 version = "0.3.55"
@@ -743,9 +687,9 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a36606a68532b5640dc86bb1f33c64b45c4682aad4c50f3937b317ea387f3d6"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -813,11 +757,11 @@ checksum = "25a2bc672d1148e28034f176e01fffebb08b35768468cc954630da77a1449005"
 
 [[package]]
 name = "indexmap"
-version = "1.3.0"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "712d7b3ea5827fcb9d4fda14bf4da5f136f0db2ae9c8f4bd4e2d1c6fde4e6db2"
+checksum = "0b54058f0a6ff80b6803da8faf8997cde53872b38f4023728f6830b06cd3c0dc"
 dependencies = [
- "autocfg 0.1.7",
+ "autocfg 1.0.0",
 ]
 
 [[package]]
@@ -837,9 +781,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b714fc08d0961716390977cdff1536234415ac37b509e34e5a983def8340fb75"
 dependencies = [
  "proc-macro-hack",
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
  "unindent",
 ]
 
@@ -860,9 +804,9 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0a8e30575afe28eea36a9a39136b70b2fb6b0dd0a212a5bd1f30a498395c0274"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -876,15 +820,15 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.4.4"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "501266b7edd0174f8530248f87f99c88fbe60ca4ef3dd486835b8d8d53136f7f"
+checksum = "b8b7a7c0c47db5545ed3fef7468ee7bb5b74691498139e4b3f6a20685dc6dd8e"
 
 [[package]]
 name = "jobserver"
-version = "0.1.18"
+version = "0.1.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "230ae9adf468173aecd4176c7233bddc84a15871a586c5971ace9a55f881c075"
+checksum = "67b06c1b455f1cf4269a8cfc320ab930a810e2375a42af5075eb8a8b36405ce0"
 dependencies = [
  "libc",
 ]
@@ -919,7 +863,7 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3e969cd2be7a2aae0acbbe205da49134148db2287fb45a811bf441ed72f09a35"
 dependencies = [
- "arbitrary 0.3.2",
+ "arbitrary 0.3.3",
  "cc",
 ]
 
@@ -976,9 +920,9 @@ dependencies = [
 
 [[package]]
 name = "memchr"
-version = "2.2.1"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88579771288728879b57485cc7d6b07d648c9f0141eb955f8ab7f9d45394468e"
+checksum = "3197e20c7edb283f87c071ddfc7a2cca8f8e0b888c242959846a6fce03c72223"
 
 [[package]]
 name = "memmap"
@@ -1093,9 +1037,9 @@ dependencies = [
 
 [[package]]
 name = "num_cpus"
-version = "1.11.1"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "76dac5ed2a876980778b8b85f75a71b6cbf0db0b1232ee12f826bccb00d09d72"
+checksum = "46203554f085ff89c235cd12f7075f3233af9b11ed7c9e16dfe2560d03313ce6"
 dependencies = [
  "hermit-abi",
  "libc",
@@ -1143,9 +1087,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4214c9e912ef61bf42b81ba9a47e8aad1b2ffaf739ab162bf96d1e011f54e6c5"
 dependencies = [
  "proc-macro-hack",
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -1179,27 +1123,27 @@ dependencies = [
 
 [[package]]
 name = "proc-macro-error"
-version = "0.4.4"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53c98547ceaea14eeb26fcadf51dc70d01a2479a7839170eae133721105e4428"
+checksum = "1b79a464461615532fcc8a6ed8296fa66cc12350c18460ab3f4594a6cee0fcb6"
 dependencies = [
  "proc-macro-error-attr",
- "proc-macro2 1.0.7",
- "quote 1.0.2",
+ "proc-macro2",
+ "quote",
  "rustversion",
- "syn 1.0.13",
+ "syn",
 ]
 
 [[package]]
 name = "proc-macro-error-attr"
-version = "0.4.3"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2bf5d493cf5d3e296beccfd61794e445e830dfc8070a9c248ad3ee071392c6c"
+checksum = "23832e5eae6bac56bbac190500eef1aaede63776b5cd131eaa4ee7fe120cd892"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
+ "proc-macro2",
+ "quote",
  "rustversion",
- "syn 1.0.13",
+ "syn",
  "syn-mid",
 ]
 
@@ -1209,27 +1153,18 @@ version = "0.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ecd45702f76d6d3c75a80564378ae228a85f0b59d2f3ed43c91b4a69eb2ebfc5"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.30"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf3d2011ab5c909338f7887f4fc896d35932e29146c12c8d01da6b22a80ba759"
+checksum = "3acb317c6ff86a4e579dfa00fc5e6cca91ecbb4e7eb2df0468805b674eb88548"
 dependencies = [
- "unicode-xid 0.1.0",
-]
-
-[[package]]
-name = "proc-macro2"
-version = "1.0.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0319972dcae462681daf4da1adeeaa066e3ebd29c69be96c6abb1259d2ee2bcc"
-dependencies = [
- "unicode-xid 0.2.0",
+ "unicode-xid",
 ]
 
 [[package]]
@@ -1259,9 +1194,9 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4882d8237fd8c7373cc25cb802fe0dab9ff70830fd56f47ef6c7f3f287fcc057"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -1270,10 +1205,10 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fdf321cfab555f7411298733c86d21e5136f5ded13f5872fabf9de3337beecda"
 dependencies = [
- "proc-macro2 1.0.7",
+ "proc-macro2",
  "pyo3-derive-backend",
- "quote 1.0.2",
- "syn 1.0.13",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -1284,23 +1219,14 @@ checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
 
 [[package]]
 name = "quickcheck"
-version = "0.9.0"
+version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d5ca504a2fdaa08d3517f442fbbba91ac24d1ec4c51ea68688a038765e3b2662"
+checksum = "a44883e74aa97ad63db83c4bf8ca490f02b2fc02f92575e720c8551e843c945f"
 dependencies = [
- "env_logger 0.6.2",
+ "env_logger 0.7.1",
  "log",
  "rand",
- "rand_core 0.5.1",
-]
-
-[[package]]
-name = "quote"
-version = "0.6.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ce23b6b870e8f94f81fb0a363d65d86675884b34a09043c81e5562f11c1f8e1"
-dependencies = [
- "proc-macro2 0.4.30",
+ "rand_core",
 ]
 
 [[package]]
@@ -1309,19 +1235,19 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "053a8c8bcc71fcce321828dc897a98ab9760bef03a4fc36693c231e5b3216cfe"
 dependencies = [
- "proc-macro2 1.0.7",
+ "proc-macro2",
 ]
 
 [[package]]
 name = "rand"
-version = "0.7.2"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ae1b169243eaf61759b8475a998f0a385e42042370f3a7dbaf35246eacc8412"
+checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
 dependencies = [
  "getrandom",
  "libc",
  "rand_chacha",
- "rand_core 0.5.1",
+ "rand_core",
  "rand_hc",
  "rand_pcg",
 ]
@@ -1333,24 +1259,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "03a2a90da8c7523f554344f921aa97283eadf6ac484a6d2a7d0212fa7f8d6853"
 dependencies = [
  "c2-chacha",
- "rand_core 0.5.1",
+ "rand_core",
 ]
 
-[[package]]
-name = "rand_core"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a6fdeb83b075e8266dcc8762c22776f6877a63111121f5f8c7411e5be7eed4b"
-dependencies = [
- "rand_core 0.4.2",
-]
-
-[[package]]
-name = "rand_core"
-version = "0.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c33a3c44ca05fa6f1807d8e6743f3824e8509beca625669633be0acbdf509dc"
-
 [[package]]
 name = "rand_core"
 version = "0.5.1"
@@ -1366,21 +1277,7 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
 dependencies = [
- "rand_core 0.5.1",
-]
-
-[[package]]
-name = "rand_os"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b75f676a1e053fc562eafbb47838d67c84801e38fc1ba459e8f180deabd5071"
-dependencies = [
- "cloudabi",
- "fuchsia-cprng",
- "libc",
- "rand_core 0.4.2",
- "rdrand",
- "winapi",
+ "rand_core",
 ]
 
 [[package]]
@@ -1389,7 +1286,7 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "16abd0c1b639e9eb4d7c50c0b8100b0d0f849be2349829c740fe8e6eb4816429"
 dependencies = [
- "rand_core 0.5.1",
+ "rand_core",
 ]
 
 [[package]]
@@ -1422,20 +1319,11 @@ checksum = "08a89b46efaf957e52b18062fb2f4660f8b8a4dde1807ca002690868ef2c85a9"
 dependencies = [
  "crossbeam-deque",
  "crossbeam-queue",
- "crossbeam-utils 0.7.0",
+ "crossbeam-utils",
  "lazy_static",
  "num_cpus",
 ]
 
-[[package]]
-name = "rdrand"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
-dependencies = [
- "rand_core 0.3.1",
-]
-
 [[package]]
 name = "redox_syscall"
 version = "0.1.56"
@@ -1444,12 +1332,11 @@ checksum = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
 
 [[package]]
 name = "redox_users"
-version = "0.3.1"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ecedbca3bf205f8d8f5c2b44d83cd0690e39ee84b951ed649e9f1841132b66d"
+checksum = "09b23093265f8d200fa7b4c2c76297f47e681c655f6f1285a8780d6a022f7431"
 dependencies = [
- "failure",
- "rand_os",
+ "getrandom",
  "redox_syscall",
  "rust-argon2",
 ]
@@ -1495,13 +1382,14 @@ dependencies = [
 
 [[package]]
 name = "rust-argon2"
-version = "0.5.1"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ca4eaef519b494d1f2848fc602d18816fed808a981aedf4f1f00ceb7c9d32cf"
+checksum = "2bc8af4bda8e1ff4932523b94d3dd20ee30a87232323eda55903ffd71d2fb017"
 dependencies = [
- "base64 0.10.1",
+ "base64",
  "blake2b_simd",
- "crossbeam-utils 0.6.6",
+ "constant_time_eq",
+ "crossbeam-utils",
 ]
 
 [[package]]
@@ -1530,13 +1418,13 @@ dependencies = [
 
 [[package]]
 name = "rustversion"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3a0538bd897e17257b0128d2fd95c2ed6df939374073a36166051a79e2eb7986"
+checksum = "b3bba175698996010c4f6dce5e7f173b6eb781fce25d2cfc45e27091ce0b79f6"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -1566,9 +1454,9 @@ version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8584eea9b9ff42825b46faf46a8c24d2cff13ec152fa2a50df788b87c07ee28"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -1601,16 +1489,16 @@ version = "1.0.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "128f9e303a5a29922045a830221b8f78ec74a5f544944f3d5984f8ec3895ef64"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.44"
+version = "1.0.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48c575e0cc52bdd09b47f330f646cf59afc586e9c4e3ccd6fc1f625b8ea1dad7"
+checksum = "eab8f15f15d6c41a154c1b128a22f2dfabe350ef53c40953d84e36155c91192b"
 dependencies = [
  "itoa",
  "ryu",
@@ -1670,47 +1558,37 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "structopt"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "884ae79d6aad1e738f4a70dff314203fd498490a63ebc4d03ea83323c40b7b72"
+checksum = "df136b42d76b1fbea72e2ab3057343977b04b4a2e00836c3c7c0673829572713"
 dependencies = [
  "clap",
+ "lazy_static",
  "structopt-derive",
 ]
 
 [[package]]
 name = "structopt-derive"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a97f829a34a0a9d5b353a881025a23b8c9fd09d46be6045df6b22920dbd7a93"
+checksum = "fd50a87d2f7b8958055f3e73a963d78feaccca3836767a9069844e34b5b03c0a"
 dependencies = [
  "heck",
  "proc-macro-error",
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
 name = "syn"
-version = "0.14.9"
+version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "261ae9ecaa397c42b960649561949d69311f08eeaea86a65696e6e46517cf741"
+checksum = "af6f3550d8dff9ef7dc34d384ac6f107e5d31c8f57d9f28e0081503f547ac8f5"
 dependencies = [
- "proc-macro2 0.4.30",
- "quote 0.6.13",
- "unicode-xid 0.1.0",
-]
-
-[[package]]
-name = "syn"
-version = "1.0.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e4ff033220a41d1a57d8125eab57bf5263783dfdcc18688b1dacc6ce9651ef8"
-dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "unicode-xid 0.2.0",
+ "proc-macro2",
+ "quote",
+ "unicode-xid",
 ]
 
 [[package]]
@@ -1719,21 +1597,9 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9fd3937748a7eccff61ba5b90af1a20dbf610858923a9192ea0ecb0cb77db1d0"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
-]
-
-[[package]]
-name = "synstructure"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "85bb9b7550d063ea184027c9b8c20ac167cd36d3e06b3a40bceb9d746dc1a7b7"
-dependencies = [
- "proc-macro2 0.4.30",
- "quote 0.6.13",
- "syn 0.14.9",
- "unicode-xid 0.1.0",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -1742,10 +1608,10 @@ version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "67656ea1dc1b41b1451851562ea232ec2e5a80242139f7e679ceccfb5d61f545"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
- "unicode-xid 0.2.0",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "unicode-xid",
 ]
 
 [[package]]
@@ -1770,11 +1636,11 @@ dependencies = [
 
 [[package]]
 name = "termcolor"
-version = "1.0.5"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96d6098003bde162e4277c70665bd87c326f5a0c3f3fbfb285787fa482d54e6e"
+checksum = "bb6bfa289a4d7c5766392812c0a1f4c1ba45afa1ad47803c11e1f407d846d75f"
 dependencies = [
- "wincolor",
+ "winapi-util",
 ]
 
 [[package]]
@@ -1820,16 +1686,16 @@ version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eb2e25d25307eb8436894f727aba8f65d07adf02e5b35a13cebed48bd282bfef"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
 name = "thread_local"
-version = "1.0.0"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88ddf1ad580c7e3d1efff877d972bcc93f995556b9087a5a259630985c88ceab"
+checksum = "d40c6d1b69745a6ec6fb1ca717914848da4b44ae29d9b3080cbee91d72a69b14"
 dependencies = [
  "lazy_static",
 ]
@@ -1847,9 +1713,9 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.5.5"
+version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "01d1404644c8b12b16bfcffa4322403a91a451584daaaa7c28d3152e6cbc98cf"
+checksum = "ffc92d160b1eef40665be3a05630d003936a3bc7da7421277846c2613e92c71a"
 dependencies = [
  "serde",
 ]
@@ -1887,12 +1753,6 @@ version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "caaa9d531767d1ff2150b9332433f32a24622147e5ebb1f26409d5da67afd479"
 
-[[package]]
-name = "unicode-xid"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
-
 [[package]]
 name = "unicode-xid"
 version = "0.2.0"
@@ -1953,9 +1813,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8757b0da38353d55a9687f4dee68a8f441f980dd36e16ab07d6e6c673f505f76"
 dependencies = [
  "heck",
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -2102,7 +1962,7 @@ name = "wasmtime-environ"
 version = "0.9.0"
 dependencies = [
  "anyhow",
- "base64 0.11.0",
+ "base64",
  "bincode",
  "cranelift-codegen",
  "cranelift-entity",
@@ -2149,7 +2009,7 @@ name = "wasmtime-fuzzing"
 version = "0.9.0"
 dependencies = [
  "anyhow",
- "arbitrary 0.3.2",
+ "arbitrary 0.3.3",
  "binaryen",
  "env_logger 0.7.1",
  "log",
@@ -2255,9 +2115,9 @@ dependencies = [
 name = "wasmtime-rust-macro"
 version = "0.9.0"
 dependencies = [
- "proc-macro2 1.0.7",
- "quote 1.0.2",
- "syn 1.0.13",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -2327,8 +2187,8 @@ name = "wig"
 version = "0.9.2"
 dependencies = [
  "heck",
- "proc-macro2 1.0.7",
- "quote 1.0.2",
+ "proc-macro2",
+ "quote",
  "witx",
 ]
 
@@ -2350,9 +2210,9 @@ checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
 [[package]]
 name = "winapi-util"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7168bab6e1daee33b4557efd0e95d5ca70a03706d39fa5f3fe7a236f584b03c9"
+checksum = "4ccfbf554c6ad11084fb7517daca16cfdcaccbdadba4fc336f032a8b12c2ad80"
 dependencies = [
  "winapi",
 ]
@@ -2363,16 +2223,6 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
-[[package]]
-name = "wincolor"
-version = "1.0.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96f5016b18804d24db43cebf3c77269e7569b8954a8464501c216cc5e070eaa9"
-dependencies = [
- "winapi",
- "winapi-util",
-]
-
 [[package]]
 name = "winx"
 version = "0.9.0"