Cleanup Cargo registry data folders (#914)

* Remove Cargo cache for Linux

* Remove Cargo cache for Windows

* Remove entire registry folder

images/linux/scripts/installers/rust.sh

@@ -32,6 +32,9 @@ for cmd in rustup rustc rustdoc cargo rustfmt cargo-clippy bindgen cbindgen; do
     fi
 done
 
+# Cleanup Cargo cache
+rm -rf "${CARGO_HOME}/registry/*"
+
 # Update /etc/environemnt
 prependEtcEnvironmentPath "${CARGO_HOME}/bin"
 

images/win/scripts/Installers/Install-Rust.ps1

@@ -44,5 +44,8 @@ if exist $env:RUSTUP_HOME (
 $cmdPath = "C:\Rust\rustsym.bat"
 $cmdRustSymScript | Out-File -Encoding ascii -FilePath $cmdPath
 
+# Cleanup Cargo crates cache
+Remove-Item "${env:CARGO_HOME}\registry\*" -Recurse -Force
+
 # Update Run key to run a script at logon
 Set-ItemProperty -Path "HKLM:\Software\Microsoft\Windows\CurrentVersion\Run" -Name "RUSTSYM" -Value $cmdPath