Remove regex for size

Cargo.lock

@@ -1,14 +1,5 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-[[package]]
-name = "aho-corasick"
-version = "0.7.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7404febffaa47dac81aa44dba71523c9d069b1bdc50a77db41195149e17f68e5"
-dependencies = [
- "memchr",
-]
-
 [[package]]
 name = "atty"
 version = "0.2.14"
@@ -72,7 +63,6 @@ dependencies = [
  "indexmap",
  "lazy_static",
  "log",
- "regex",
  "select",
  "serde",
  "serde_derive",
@@ -280,12 +270,6 @@ version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
 
-[[package]]
-name = "memchr"
-version = "2.3.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ee1c47aaa256ecabcaea351eae4a9b01ef39ed810004e298d2511ed284b1525"
-
 [[package]]
 name = "new_debug_unreachable"
 version = "1.0.4"
@@ -442,23 +426,6 @@ dependencies = [
  "rand_core",
 ]
 
-[[package]]
-name = "regex"
-version = "1.4.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54fd1046a3107eb58f42de31d656fee6853e5d276c455fd943742dce89fc3dd3"
-dependencies = [
- "aho-corasick",
- "memchr",
- "regex-syntax",
-]
-
-[[package]]
-name = "regex-syntax"
-version = "0.6.23"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24d5f089152e60f62d28b835fbff2cd2e8dc0baf1ac13343bef92ab7eed84548"
-
 [[package]]
 name = "ring"
 version = "0.16.20"