You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: main.rs
    path of file: ./repos/cargo-minimal-versions/src
    
    the code of the file until where you have to start completion: // SPDX-License-Identifier: Apache-2.0 OR MIT

#![forbid(unsafe_code)]

#[macro_use]
mod term;

#[macro_use]
mod process;

mod cargo;
mod cli;
mod fs;
mod manifest;
mod metadata;
mod restore;

use std::env
    
fn try_main() -> Result<()> {
    let args = Args::parse()?;
    let ws = Workspace::new(args.manifest_path.as_deref())?;

    // Remove dev-dependencies from Cargo.toml to prevent the next `cargo update`
    // from determining minimal versions based on dev-dependencies.
    let remove_dev_deps = !args.subcommand.always_needs_dev_deps()
        && !args.cargo_args.iter().any(|a| match &**a {
            "--example" | "--examples" | "--test" | "--tests" | "--bench" | "--benches"
            | "--all-targets" => true,
            _ => {
                a.starts_with("--example=") || a.starts_with("--test=") || a.starts_with("--bench=")
            }
        });
    manifest::with(&ws.metadata, &args, remove_dev_deps, || {
        // Update Cargo.lock to minimal version dependencies.
        let mut cargo = ws.cargo_nightly();
        if args.direct {
            cargo.args(["update", "-Z", "direct-minimal-versions"]);
        } else {
            cargo.args(["update", "-Z", "minimal-versions"]);
        }
        info!("running {cargo}");
        cargo.run()?;

        let mut cargo = ws.cargo();
        // TODO: Provide a way to do this without using cargo-hack. https://github.com/taiki-e/cargo-minimal-versions/issues/5
        cargo.arg("hack");
        cargo.args(&args.cargo_args);
        if !args.rest.is_empty() {
            cargo.arg("--");
            cargo.args(&args.rest);
        }
        info!("running {cargo}");
        cargo.run()
    })
}