Update most dependencies, remove the clap-* ones

6 files changed, 406 insertions, 438 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 67f0766..e5b425d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,10 +2,10 @@
 # It is not intended for manual editing.
 [[package]]
 name = "aho-corasick"
-version = "0.7.3"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -13,52 +13,67 @@ name = "ansi_term"
 version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
+name = "arrayref"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "arrayvec"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
 name = "ascii-canvas"
-version = "1.0.0"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "term 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "term 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "atty"
-version = "0.2.11"
+version = "0.2.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.54 (registry+https://github.com/rust-lang/crates.io-index)",
- "termion 1.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "autocfg"
-version = "0.1.2"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "backtrace"
-version = "0.3.15"
+version = "0.3.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "backtrace-sys 0.1.28 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.54 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-demangle 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace-sys 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "backtrace-sys"
-version = "0.1.28"
+version = "0.1.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.36 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.54 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "base64"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -76,23 +91,33 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "bitflags"
-version = "1.0.5"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "blake2b_simd"
+version = "0.5.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "arrayvec 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "constant_time_eq 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "block-buffer"
 version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "block-padding 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "block-padding 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generic-array 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "block-padding"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -105,26 +130,26 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "byteorder"
-version = "1.3.1"
+version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "cc"
-version = "1.0.36"
+version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "cfg-if"
-version = "0.1.7"
+version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "chrono"
-version = "0.4.6"
+version = "0.4.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-integer 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-integer 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -134,65 +159,66 @@ version = "2.33.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "bitflags 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-width 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
-name = "clap-log-flag"
-version = "0.2.1"
+name = "cloudabi"
+version = "0.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "env_logger 0.5.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "pretty_env_logger 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "structopt 0.2.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
-name = "clap-verbosity-flag"
-version = "0.2.0"
+name = "constant_time_eq"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "env_logger 0.5.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "structopt 0.2.15 (registry+https://github.com/rust-lang/crates.io-index)",
-]
 
 [[package]]
-name = "cloudabi"
-version = "0.0.3"
+name = "crossbeam-utils"
+version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "dbus"
-version = "0.6.4"
+version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.54 (registry+https://github.com/rust-lang/crates.io-index)",
- "libdbus-sys 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libdbus-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "diff"
-version = "0.1.11"
+version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "digest"
-version = "0.8.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generic-array 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "dirs"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_users 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -200,55 +226,55 @@ name = "docopt"
 version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.90 (registry+https://github.com/rust-lang/crates.io-index)",
- "strsim 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
+ "strsim 0.9.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "either"
-version = "1.5.2"
+version = "1.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "ena"
-version = "0.11.0"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "env_logger"
-version = "0.5.13"
+version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "humantime 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "termcolor 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "humantime 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "termcolor 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "failure"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure_derive 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "failure_derive"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.29 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
- "synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "synstructure 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -268,19 +294,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "generic-array"
-version = "0.12.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "hashbrown"
-version = "0.1.8"
+version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "typenum 1.11.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -288,31 +305,23 @@ name = "heck"
 version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "unicode-segmentation 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-segmentation 1.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "humantime"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "itertools"
-version = "0.7.11"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "either 1.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quick-error 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "itertools"
-version = "0.8.0"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "either 1.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "either 1.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -321,127 +330,90 @@ version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
-name = "kernel32-sys"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
 name = "lalrpop"
-version = "0.16.3"
+version = "0.17.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "ascii-canvas 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ascii-canvas 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty 0.2.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "bit-set 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "diff 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "diff 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "docopt 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "ena 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "lalrpop-util 0.16.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ena 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itertools 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lalrpop-util 0.17.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "petgraph 0.4.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.90 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.90 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "term 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache 0.7.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "term 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "lalrpop-util"
-version = "0.16.3"
+version = "0.17.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "lazy_static"
-version = "1.3.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libc"
-version = "0.2.54"
+version = "0.2.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libdbus-sys"
-version = "0.1.5"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "pkg-config 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pkg-config 0.3.17 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "log"
-version = "0.4.6"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "matrixmultiply"
-version = "0.1.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "rawpointer 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "memchr"
-version = "2.2.0"
+version = "2.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
-name = "ndarray"
-version = "0.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "itertools 0.7.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "matrixmultiply 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-complex 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
 name = "new_debug_unreachable"
-version = "1.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
-[[package]]
-name = "num-complex"
-version = "0.2.1"
+version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
-]
 
 [[package]]
 name = "num-integer"
-version = "0.1.39"
+version = "0.1.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num-traits 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "num-traits"
-version = "0.2.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
-[[package]]
-name = "numtoa"
-version = "0.1.0"
+version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "opaque-debug"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -477,7 +449,7 @@ dependencies = [
 
 [[package]]
 name = "pkg-config"
-version = "0.3.14"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -487,34 +459,57 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "pretty_env_logger"
-version = "0.2.5"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "env_logger 0.5.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "chrono 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "env_logger 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "proc-macro-error"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro-error-attr 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustversion 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.13 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "proc-macro-error-attr"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustversion 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn-mid 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.29"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "quick-error"
-version = "1.2.2"
+version = "1.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "quote"
-version = "0.6.12"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.29 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -522,17 +517,17 @@ name = "rand"
 version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.54 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_hc 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_isaac 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_jitter 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_os 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_pcg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_xorshift 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -540,7 +535,7 @@ name = "rand_chacha"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -549,12 +544,12 @@ name = "rand_core"
 version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rand_core"
-version = "0.4.0"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -578,9 +573,9 @@ name = "rand_jitter"
 version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.54 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -590,10 +585,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "fuchsia-cprng 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.54 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.66 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -601,8 +596,8 @@ name = "rand_pcg"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -614,11 +609,6 @@ dependencies = [
 ]
 
 [[package]]
-name = "rawpointer"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
-[[package]]
 name = "rdrand"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -628,95 +618,107 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.1.54"
+version = "0.1.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
-name = "redox_termios"
-version = "0.1.1"
+name = "redox_users"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "redox_syscall 0.1.54 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_os 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rust-argon2 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex"
-version = "1.1.6"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.6"
+version = "0.6.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "rust-argon2"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "ucd-util 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "blake2b_simd 0.5.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rustc-demangle"
-version = "0.1.14"
+version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
-name = "ryu"
-version = "0.2.8"
+name = "rustversion"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.13 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
-name = "scopeguard"
-version = "0.3.3"
+name = "ryu"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde"
-version = "1.0.90"
+version = "1.0.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde_derive 1.0.90 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.90"
+version = "1.0.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.29 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.13 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.39"
+version = "1.0.44"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "ryu 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.90 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ryu 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "set_eq"
 version = "0.1.0"
 dependencies = [
- "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "clap-log-flag 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "clap-verbosity-flag 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "dbus 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "lalrpop 0.16.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "lalrpop-util 0.16.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.39 (registry+https://github.com/rust-lang/crates.io-index)",
- "structopt 0.2.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "dbus 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lalrpop 0.17.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lalrpop-util 0.17.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pretty_env_logger 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)",
+ "structopt 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -725,9 +727,9 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "block-buffer 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "digest 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "opaque-debug 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "opaque-debug 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -737,27 +739,27 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "string_cache"
-version = "0.7.3"
+version = "0.7.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "new_debug_unreachable 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "new_debug_unreachable 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "precomputed-hash 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.90 (registry+https://github.com/rust-lang/crates.io-index)",
- "string_cache_codegen 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
+ "string_cache_codegen 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "string_cache_shared 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "string_cache_codegen"
-version = "0.4.2"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "phf_generator 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "phf_shared 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 0.4.29 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "string_cache_shared 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -773,80 +775,77 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "strsim"
-version = "0.9.1"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "hashbrown 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "ndarray 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
 
 [[package]]
 name = "structopt"
-version = "0.2.15"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "structopt-derive 0.2.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "structopt-derive 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "structopt-derive"
-version = "0.2.15"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 0.4.29 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.33 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro-error 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.13 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "syn"
-version = "0.15.33"
+version = "1.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.29 (registry+https://github.com/rust-lang/crates.io-index)",
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 "checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
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diff --git a/Cargo.toml b/Cargo.toml
index b851cd1..54ff3b0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,26 +13,16 @@ default = ["pa-eq", "pa-effects"]
 pa-eq = ["dbus"]
 pa-effects = ["serde_json"]
 
-[build-dependencies]
-lalrpop = "0.16"
-clap = "2.32.0"
-clap-verbosity-flag = "0.2"
-clap-log-flag = "0.2"
-structopt = "0.2"
-
 [dependencies]
-#clap = { git = "https://github.com/kbknapp/clap-rs", branch = "v3-master" }
-clap = "2.32.0"
-clap-verbosity-flag = "0.2"
-clap-log-flag = "0.2"
-structopt = "0.2"
-
-log = "0.4.4"
-failure = "0.1.2"
+dbus = { version = "0.6", optional = true }
+failure = "0.1"
+lalrpop-util = "0.17"
+log = "0.4"
+pretty_env_logger = "0.3"
+regex = "1"
+serde_json = { version = "1", optional = true }
+structopt = "0.3"
 
-lalrpop-util = "0.16"
-regex = "1.0.4"
-
-dbus = { version = "0.6.2", optional = true }
-
-serde_json = { version = "1.0.32", optional = true }
+[build-dependencies]
+lalrpop = "0.17"
+structopt = "0.3"
diff --git a/build.rs b/build.rs
index b797f9a..14d9a03 100644
--- a/build.rs
+++ b/build.rs
@@ -1,15 +1,11 @@
 extern crate lalrpop;
 
 #[macro_use]
-extern crate clap;
-extern crate clap_log_flag;
-extern crate clap_verbosity_flag;
-#[macro_use]
 extern crate structopt;
 
 use structopt::StructOpt;
 
-use clap::Shell;
+use structopt::clap::Shell;
 
 use std::env;
 
diff --git a/derivation.nix b/derivation.nix
index 8f77156..394b1bb 100644
--- a/derivation.nix
+++ b/derivation.nix
@@ -7,7 +7,7 @@ rustPlatform.buildRustPackage rec {
   buildInputs = [ dbus pkgconfig ];
 
   src = ./.;
-  cargoSha256 = "0qc2fapqsri244sm85ykpdq2icwvg99fdb9nqpf0fmhzh8m9plhy";
+  cargoSha256 = "094jq6mlhdgc204xjrp233dckvwmmpbivr59jcpfrl7shchclrd2";
 
   preFixup = ''
     mkdir -p "$out/share/"{bash-completion/completions,fish/vendor_completions.d,zsh/site-functions}
diff --git a/src/cli.rs b/src/cli.rs
index 704c13f..38be6c8 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -1,15 +1,15 @@
-use clap_log_flag;
-use clap_verbosity_flag;
 use structopt;
+use structopt::clap::arg_enum;
 
 #[derive(StructOpt, Debug)]
-#[structopt(raw(setting = "structopt::clap::AppSettings::ColoredHelp"))]
 /// A command-line tool to manipulate PulseAudio's equalizers
 pub struct Cli {
-    #[structopt(flatten)]
-    pub verbose: clap_verbosity_flag::Verbosity,
-    #[structopt(flatten)]
-    pub log: clap_log_flag::Log,
+    #[structopt(long, short, parse(from_occurrences))]
+    /// Pass many times for more log output
+    ///
+    /// By default, it'll only report errors and warnings. Passing `-v` one time
+    /// also prints infos, `-vv` enables debug logging, and `-vvv` trace.
+    pub verbose: u8,
     #[structopt(subcommand)]
     pub cmd: Command,
 }
@@ -61,10 +61,8 @@ pub mod pa_eq {
         #[structopt(
             short = "f",
             long = "format",
-            raw(
-                possible_values = "&EqualizerConfFormat::variants()",
-                case_insensitive = "true"
-            ),
+            possible_values = &EqualizerConfFormat::variants(),
+            case_insensitive = true,
             default_value = "EqualizerAPO"
         )]
         /// The file format of the equalizer configuration
@@ -84,7 +82,6 @@ pub mod pa_eq {
         /// By default it will use the last equalized sink it finds
         pub sink: Option<String>,
     }
-
 }
 
 #[cfg(feature = "pa-effects")]
@@ -108,10 +105,8 @@ pub mod pa_effects {
         #[structopt(
             short = "f",
             long = "format",
-            raw(
-                possible_values = "&EqualizerConfFormat::variants()",
-                case_insensitive = "true"
-            ),
+            possible_values = &EqualizerConfFormat::variants(),
+            case_insensitive = true,
             default_value = "EqualizerAPO"
         )]
         /// The file format of the equalizer configuration
@@ -126,5 +121,4 @@ pub mod pa_effects {
         /// Write the preset to the given file instead of the standard output
         pub output: Option<String>,
     }
-
 }
diff --git a/src/main.rs b/src/main.rs
index 23d5a19..062a77c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -4,10 +4,6 @@ extern crate log;
 extern crate failure;
 
 #[macro_use]
-extern crate clap;
-
-
-#[macro_use]
 extern crate structopt;
 
 #[macro_use]
@@ -74,7 +70,18 @@ fn main() {
 
 fn start() -> Result<(), Error> {
     let args = Cli::from_args();
-    args.log.log_all(Some(args.verbose.log_level()))?;
+    pretty_env_logger::formatted_builder()
+        .filter(
+            None,
+            match args.verbose {
+                0 => log::LevelFilter::Warn,
+                1 => log::LevelFilter::Info,
+                2 => log::LevelFilter::Debug,
+                _ => log::LevelFilter::Trace,
+            },
+        )
+        .try_init()?;
+
 
     use crate::Command::*;