do not log throwable when rethrow is more likely to be expected (IDEA-110920)

platform/lang-impl/src/com/intellij/codeInspection/ex/GlobalInspectionContextImpl.java

@@ -365,7 +365,12 @@ public class GlobalInspectionContextImpl extends GlobalInspectionContextBase imp
           });
         }
         catch (ProcessCanceledException e) {
-          throw e;
+          final Throwable cause = e.getCause();
+          if (cause != null) {
+            LOG.error("In file: " + file, cause);
+          } else {
+            throw e;
+          }
         }
         catch (IndexNotReadyException e) {
           throw e;

platform/platform-impl/src/com/intellij/concurrency/JobLauncherImpl.java

@@ -70,7 +70,7 @@ public class JobLauncherImpl extends JobLauncher {
     }
     catch (Throwable throwable) {
       job.cancel();
-      LOG.error(throwable);
+      throw new ProcessCanceledException(throwable);
     }
     return !job.isCanceled();
   }