Auto merge of #107889 - matthiaskrgr:rollup-c0d4al0, r=matthiaskrgr

Rollup of 6 pull requests

Successful merges:

 - #107789 (Avoid exposing type parameters and implementation details sourced from macro expansions)
 - #107836 (Handle properly when there is no crate attrs)
 - #107839 (avoid duplicating the RUSTC_LOG env var name)
 - #107866 (Allow wasi-libc to initialize its environment variables lazily.)
 - #107876 (create symlink only for non-windows operating systems)
 - #107882 (Cleanup typos in en_US/borrowck.ftl)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 4 insertions, 1 deletions

diff --git a/compiler/rustc_driver_impl/src/lib.rs b/compiler/rustc_driver_impl/src/lib.rs
index bdf2978cee2..37967bfdff5 100644
--- a/compiler/rustc_driver_impl/src/lib.rs
+++ b/compiler/rustc_driver_impl/src/lib.rs
@@ -624,7 +624,10 @@ fn print_crate_info(
                 println!("{}", serde_json::to_string_pretty(&sess.target.to_json()).unwrap());
             }
             FileNames | CrateName => {
-                let attrs = attrs.as_ref().unwrap();
+                let Some(attrs) = attrs.as_ref() else {
+                    // no crate attributes, print out an error and exit
+                    return Compilation::Continue;
+                };
                 let t_outputs = rustc_interface::util::build_output_filenames(attrs, sess);
                 let id = rustc_session::output::find_crate_name(sess, attrs);
                 if *req == PrintRequest::CrateName {