Upgrade rust/crates/log to 0.4.14

Test: make
Change-Id: I5abe243d26889b36f56963e9a9d22185dd5b9558
diff --git a/Cargo.toml b/Cargo.toml
index bd654d2..3cbe5e0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@
 
 [package]
 name = "log"
-version = "0.4.11"
+version = "0.4.14"
 authors = ["The Rust Project Developers"]
 build = "build.rs"
 exclude = ["rfcs/**/*", "/.travis.yml", "/appveyor.yml"]
@@ -24,17 +24,19 @@
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/rust-lang/log"
 [package.metadata.docs.rs]
-features = ["std", "serde", "kv_unstable_sval"]
+features = ["std", "serde", "kv_unstable_std", "kv_unstable_sval", "kv_unstable_serde"]
 
 [[test]]
 name = "filters"
+path = "tests/filters.rs"
 harness = false
 
 [[test]]
 name = "macros"
+path = "tests/macros.rs"
 harness = true
 [dependencies.cfg-if]
-version = "0.1.2"
+version = "1.0"
 
 [dependencies.serde]
 version = "1.0"
@@ -42,19 +44,34 @@
 default-features = false
 
 [dependencies.sval]
-version = "0.5.2"
+version = "1.0.0-alpha.5"
 optional = true
 default-features = false
+
+[dependencies.value-bag]
+version = "1.0.0-alpha.6"
+optional = true
+default-features = false
+[dev-dependencies.serde]
+version = "1.0"
+features = ["derive"]
+
 [dev-dependencies.serde_test]
 version = "1.0"
 
 [dev-dependencies.sval]
-version = "0.5.2"
+version = "1.0.0-alpha.5"
+features = ["derive"]
+
+[dev-dependencies.value-bag]
+version = "1.0.0-alpha.6"
 features = ["test"]
 
 [features]
-kv_unstable = []
-kv_unstable_sval = ["kv_unstable", "sval/fmt"]
+kv_unstable = ["value-bag"]
+kv_unstable_serde = ["kv_unstable_std", "value-bag/serde", "serde"]
+kv_unstable_std = ["std", "kv_unstable", "value-bag/error"]
+kv_unstable_sval = ["kv_unstable", "value-bag/sval", "sval"]
 max_level_debug = []
 max_level_error = []
 max_level_info = []