Upgrade rust toolchain to 1.45.2

Author: Junha Yang

.github/workflows/build.yml

@@ -16,7 +16,7 @@ jobs:
           fetch-depth: 1
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: 1.43.0
+          toolchain: 1.45.2
           profile: minimal
           override: true
       - run: cargo fetch --verbose

.github/workflows/cargo-test.yml

@@ -46,7 +46,7 @@ jobs:
           fetch-depth: 1
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: 1.43.0
+          toolchain: 1.45.2
           profile: minimal
           override: true
       - run: cargo fetch --verbose

.travis.yml

@@ -1,6 +1,6 @@
 language: rust
 rust:
-  - 1.43.0
+  - 1.45.2
 stages:
   - name: test
     if: branch != docker-build

README.md

@@ -35,7 +35,7 @@ This will produce an executable in the `./target/release` directory.
 ### Building From Source
 
 #### Build Dependencies
-Foundry requires Rust version 1.43.0 to build. Using [rustup](https://rustup.rs/ "rustup URL") is recommended.
+Foundry requires Rust version 1.45.2 to build. Using [rustup](https://rustup.rs/ "rustup URL") is recommended.
 
 - For Linux Systems:
   - Ubuntu

rust-toolchain

@@ -1 +1 @@
-1.43.0
+1.45.2