diff --git a/Cargo.lock b/Cargo.lock
index ccdb25d64..00b40973e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -87,9 +87,9 @@ dependencies = [
 
 [[package]]
 name = "async-global-executor"
-version = "1.3.0"
+version = "1.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fefeb39da249f4c33af940b779a56723ce45809ef5c54dad84bb538d4ffb6d9e"
+checksum = "73079b49cd26b8fd5a15f68fc7707fc78698dc2a3d61430f2a7a9430230dfa04"
 dependencies = [
  "async-executor",
  "async-io",
@@ -127,15 +127,15 @@ dependencies = [
 
 [[package]]
 name = "async-std"
-version = "1.6.5"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9fa76751505e8df1c7a77762f60486f60c71bbd9b8557f4da6ad47d083732ed"
+checksum = "a7e82538bc65a25dbdff70e4c5439d52f068048ab97cdea0acd73f131594caa1"
 dependencies = [
  "async-global-executor",
  "async-io",
  "async-mutex",
  "blocking",
- "crossbeam-utils",
+ "crossbeam-utils 0.8.0",
  "futures-channel",
  "futures-core",
  "futures-io",
@@ -199,7 +199,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "46254cf2fdcdf1badb5934448c1bcbe046a56537b3987d96c51a7afc5d03f293"
 dependencies = [
  "addr2line",
- "cfg-if",
+ "cfg-if 0.1.10",
  "libc",
  "miniz_oxide",
  "object",
@@ -279,6 +279,12 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
 
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
 [[package]]
 name = "cidr-utils"
 version = "0.5.0"
@@ -333,6 +339,12 @@ dependencies = [
  "cache-padded",
 ]
 
+[[package]]
+name = "const_fn"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c478836e029dcef17fb47c89023448c64f781a046e0300e257ad8225ae59afab"
+
 [[package]]
 name = "constant_time_eq"
 version = "0.1.5"
@@ -346,7 +358,19 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
 dependencies = [
  "autocfg",
- "cfg-if",
+ "cfg-if 0.1.10",
+ "lazy_static",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ec91540d98355f690a86367e566ecad2e9e579f230230eb7c21398372be73ea5"
+dependencies = [
+ "autocfg",
+ "cfg-if 1.0.0",
+ "const_fn",
  "lazy_static",
 ]
 
@@ -557,7 +581,7 @@ version = "0.1.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc587bc0ec293155d5bfa6b9891ec18a1e330c234f896ea47fbada4cadbe47e6"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "libc",
  "wasi",
 ]
@@ -715,7 +739,7 @@ version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4fabed175da42fed1fa0746b0ea71f412aa9d35e76e95e59b192c64b9dc2bf8b"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
 ]
 
 [[package]]
@@ -761,7 +785,7 @@ version = "0.6.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fce347092656428bc8eaf6201042cb551b8d67855af7374542a92a0fbfcac430"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "fuchsia-zircon",
  "fuchsia-zircon-sys",
  "iovec",
@@ -802,7 +826,7 @@ version = "0.2.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3ebc3ec692ed7c9a255596c67808dee269f64655d8baf7b4f0638e51ba1d6853"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "libc",
  "winapi 0.3.9",
 ]
@@ -909,7 +933,7 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e0720e0b9ea9d52451cf29d3413ba8a9303f8815d9d9653ef70e03ff73e65566"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "libc",
  "log",
  "wepoll-sys-stjepang",
@@ -1101,7 +1125,7 @@ dependencies = [
  "base64 0.12.3",
  "blake2b_simd",
  "constant_time_eq",
- "crossbeam-utils",
+ "crossbeam-utils 0.7.2",
 ]
 
 [[package]]
@@ -1223,7 +1247,7 @@ version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b1fa70dc5c8104ec096f4fe7ede7a221d35ae13dcd19ba1ad9a81d2cab9a1c44"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "libc",
  "redox_syscall",
  "winapi 0.3.9",
@@ -1412,7 +1436,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0f23cdfdc3d8300b3c50c9e84302d3bd6d860fb9529af84ace6cf9665f181b77"
 dependencies = [
  "backtrace",
- "cfg-if",
+ "cfg-if 0.1.10",
  "futures",
  "ipconfig",
  "lazy_static",
@@ -1542,7 +1566,7 @@ version = "0.2.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1ac64ead5ea5f05873d7c12b545865ca2b8d28adfc50a49b84770a3a97265d42"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "wasm-bindgen-macro",
 ]
 
@@ -1567,7 +1591,7 @@ version = "0.4.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b7866cab0aa01de1edf8b5d7936938a7e397ee50ce24119aef3e1eaa3b6171da"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "js-sys",
  "wasm-bindgen",
  "web-sys",
diff --git a/Cargo.toml b/Cargo.toml
index 80d747e52..c548b318e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ exclude = [
 [dependencies]
 colored = "2.0.0"
 structopt = "0.3.20"
-async-std = "1.6.4"
+async-std = "1.7.0"
 futures = "0.3"
 rlimit = "0.5.2"
 shell-words = "1.0.0"