I have rust installed for a particular user /home/user1/.cargo. But to run the binary that’s been been created using cargo build, I need superuser privileges. So, I thought to run like sudo -E cargo run, but this results in an error cargo: No file or directory. Why sudo -E option doesn’t preserve the cargo related environment variables.

I’m using the User::groups() function in the Rust users crate, which calls C function getgrouplist() to get Linux groups containing the effective user:

I’m running a java minecraft server through bash with rust and need to input /stop into the java server, I’m new to rust and this is the first program I’ve written.