no$

xtask/src/pre_cache.rs

@@ -1,11 +1,8 @@
-use std::{
-    fs::FileType,
-    path::{Path, PathBuf},
-};
+use std::path::Path;
 
 use anyhow::Result;
 
-use crate::not_bash::{fs2, rm_rf};
+use crate::not_bash::rm_rf;
 
 pub struct PreCacheCmd;
 
@@ -19,32 +16,6 @@ impl PreCacheCmd {
         }
         rm_rf(slow_tests_cookie)?;
 
-        for path in read_dir("./target/debug", FileType::is_file)? {
-            // Can't delete yourself on windows :-(
-            if !path.ends_with("xtask.exe") {
-                rm_rf(&path)?
-            }
-        }
-
-        fs2::remove_file("./target/.rustc_info.json")?;
-
         Ok(())
     }
 }
-fn read_dir(path: impl AsRef<Path>, cond: impl Fn(&FileType) -> bool) -> Result<Vec<PathBuf>> {
-    read_dir_impl(path.as_ref(), &cond)
-}
-
-fn read_dir_impl(path: &Path, cond: &dyn Fn(&FileType) -> bool) -> Result<Vec<PathBuf>> {
-    let mut res = Vec::new();
-    for entry in path.read_dir()? {
-        let entry = entry?;
-        let file_type = entry.file_type()?;
-        if cond(&file_type) {
-            res.push(entry.path())
-        }
-    }
-    Ok(res)
-}
-
-//