un-ignore test: proc_macro_in_artifact_dep with a network error

Author: elchukc

tests/testsuite/artifact_dep.rs

@@ -1777,9 +1777,7 @@ perhaps a crate was updated and forgotten to be re-vendored?
         .run();
 }
 
-// FIXME: `download_accessible` should work properly for artifact dependencies
 #[cargo_test]
-#[ignore = "broken, needs download_accessible fix"]
 fn proc_macro_in_artifact_dep() {
     // Forcing FeatureResolver to check a proc-macro for a dependency behind a
     // target dependency.
@@ -1829,7 +1827,18 @@ fn proc_macro_in_artifact_dep() {
 
     p.cargo("check -Z bindeps")
         .masquerade_as_nightly_cargo(&["bindeps"])
-        .with_stderr_data(str![[r#""#]])
+        .with_stderr_data(str![[r#"
+[UPDATING] `dummy-registry` index
+[LOCKING] 2 packages to latest compatible versions
+[DOWNLOADING] crates ...
+[DOWNLOADED] bin-uses-pm v1.0.0 (registry `dummy-registry`)
+[DOWNLOADING] crates ...
+thread 'main' panicked at src/cargo/core/compiler/unit_dependencies.rs:1035:33:
+expected pm v1.0.0 to be downloaded
+[NOTE] run with `RUST_BACKTRACE=1` environment variable to display a backtrace
+
+"#]])
+        .with_status(101)
         .run();
 }