Improved live logging

Cargo.lock

@@ -266,6 +266,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d2a61bcce320b4968c46542aabe3d14e4d40ad6a6089eeced644326e73f6279a"
 
+[[package]]
+name = "lazy_static"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
+
 [[package]]
 name = "libc"
 version = "0.2.172"
@@ -404,6 +410,7 @@ dependencies = [
  "env_logger",
  "itertools",
  "lazy-st",
+ "lazy_static",
  "log",
  "question",
  "rayon",