rustbuild: Fix dist of save-analysis info

We don't need an extra bare tarball, the save-analysis info is already produced
with a version/target in the filename.

Author: alexcrichton

Diff for: src/bootstrap/channel.rs

@@ -15,7 +15,7 @@
 //! `package_vers`, and otherwise indicating to the compiler what it should
 //! print out as part of its version information.
 
-use std::fs::{self, File};
+use std::fs::File;
 use std::io::prelude::*;
 use std::process::Command;
 

Diff for: src/bootstrap/dist.rs

@@ -18,7 +18,7 @@
 //! out to `rust-installer` still. This may one day be replaced with bits and
 //! pieces of `rustup.rs`!
 
-use std::fs::File;
+use std::fs::{self, File};
 use std::io::Write;
 use std::path::{PathBuf, Path};
 use std::process::Command;
@@ -324,13 +324,6 @@ pub fn analysis(build: &Build, compiler: &Compiler, target: &str) {
        .arg("--legacy-manifest-dirs=rustlib,cargo");
     build.run(&mut cmd);
     t!(fs::remove_dir_all(&image));
-
-    // Create plain source tarball
-    let mut cmd = Command::new("tar");
-    cmd.arg("-czf").arg(sanitize_sh(&distdir(build).join(&format!("{}.tar.gz", name))))
-       .arg("analysis")
-       .current_dir(&src);
-    build.run(&mut cmd);
 }
 
 /// Creates the `rust-src` installer component and the plain source tarball

Diff for: src/bootstrap/step.rs

@@ -499,7 +499,7 @@ pub fn build_rules(build: &Build) -> Rules {
          .default(true)
          .dep(|s| s.name("default:doc"))
          .run(move |s| dist::docs(build, s.stage, s.target));
-    rules.dist("dist-analysis", "src/libstd")
+    rules.dist("dist-analysis", "analysis")
          .dep(|s| s.name("dist-std"))
          .default(true)
          .run(move |s| dist::analysis(build, &s.compiler(), s.target));