Update cargo lock

Signed-off-by: Fabio Utzig <utzig@apache.org>
diff --git a/sim/Cargo.lock b/sim/Cargo.lock
index d01a710..a5a16dd 100644
--- a/sim/Cargo.lock
+++ b/sim/Cargo.lock
@@ -1,22 +1,3 @@
-[root]
-name = "bootsim"
-version = "0.1.0"
-dependencies = [
- "docopt 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "env_logger 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.34 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "mcuboot-sys 0.1.0",
- "pem 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
- "ring 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.23 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.23 (registry+https://github.com/rust-lang/crates.io-index)",
- "simflash 0.1.0",
- "untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "aho-corasick"
 version = "0.6.4"
@@ -63,6 +44,25 @@
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
+name = "bootsim"
+version = "0.1.0"
+dependencies = [
+ "docopt 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "env_logger 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.34 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mcuboot-sys 0.1.0",
+ "pem 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ring 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.23 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.23 (registry+https://github.com/rust-lang/crates.io-index)",
+ "simflash 0.1.0",
+ "untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
 name = "byteorder"
 version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"