remove cargo

Cargo.toml

@@ -11,7 +11,6 @@ description = "A tool for minimizing rustc ICEs"
 
 [dependencies]
 anyhow = "1.0.65"
-cargo = "0.65.0"
 clap = { version = "4.0.29", features = ["derive"] }
 prettyplease = "0.1.19"
 proc-macro2 = { version = "1.0.48", features = ["span-locations"] }

src/lib.rs

@@ -6,10 +6,12 @@ use std::{path::PathBuf, str::FromStr};
 mod build;
 mod dylib_flag;
 mod everybody_loops;
-mod expand;
 mod privatize;
 mod processor;
 
+#[cfg(this_pulls_in_cargo_which_is_a_big_dep_i_dont_like_it)]
+mod expand;
+
 use anyhow::{Context, Result};
 use clap::Parser;
 use dylib_flag::RustFunction;

tests/helper.rs

@@ -0,0 +1,11 @@
+use anyhow::Result;
+
+fn run_test(_: &str) -> Result<()> {
+    let _ = tempfile::tempdir()?;
+    Ok(())
+}
+
+#[test]
+fn smoke() {
+    run_test("").unwrap();
+}