diff --git a/CheckerExecutor/Dockerfile b/CheckerExecutor/Dockerfile
index 53bbdde..24557ac 100644
--- a/CheckerExecutor/Dockerfile
+++ b/CheckerExecutor/Dockerfile
@@ -15,5 +15,3 @@ RUN pip install requests
 COPY . /usr/src/app/
 
 CMD ["python", "main.py"]
-
-docker run --name runner --volume=/var/run/docker.sock:/var/run/docker.sock --privileged -e TOKEN=1DGan0xqx51N^wN@i7aqcF@npzrZJr runner
\ No newline at end of file
diff --git a/CheckerExecutor/main.py b/CheckerExecutor/main.py
index c34539b..f004167 100644
--- a/CheckerExecutor/main.py
+++ b/CheckerExecutor/main.py
@@ -1,6 +1,7 @@
 from multiprocessing import Process
-from os import getenv
-from os.path import join
+from os import getenv, mkdir
+from os.path import join, exists
+from shutil import rmtree
 from tempfile import TemporaryDirectory
 from time import sleep
 from zipfile import ZipFile
@@ -51,7 +52,9 @@ def main():
             sleep(2)
             continue
         elif data.status_code == 201:
-            with TemporaryDirectory() as tempdir:
+            tempdir = "/var/tmp/solution/"
+            try:
+                mkdir(tempdir)
                 result = process_solution(
                     tempdir,
                     data.content,
@@ -64,6 +67,9 @@ def main():
                     "solution_id": data.headers['solution_id'],
                     "result": result
                 })
+            finally:
+                if exists(tempdir):
+                    rmtree(tempdir)
         elif data.status_code == 403:
             print("token removed")
             exit(1)
diff --git a/CheckerExecutor/testers/BaseTester.py b/CheckerExecutor/testers/BaseTester.py
index cca3157..8df24ac 100644
--- a/CheckerExecutor/testers/BaseTester.py
+++ b/CheckerExecutor/testers/BaseTester.py
@@ -34,6 +34,7 @@ class BaseTester:
             raise TestException("CE")
 
     def test(self, filename):
+        print('testing ' + filename)
         code = self.exec_command(
             f"< {filename} {self.command} > output.txt",
             timeout=self.timeout / 1000,
diff --git a/Main/views/SolutionsTableView.py b/Main/views/SolutionsTableView.py
index d8e8ea7..a748e44 100644
--- a/Main/views/SolutionsTableView.py
+++ b/Main/views/SolutionsTableView.py
@@ -26,7 +26,7 @@ class SolutionsTableView(BaseView):
 
     def filter_set(self, queryset: QuerySet):
         if 'set_id' in self.request.GET:
-            return queryset.filter(task__settasks__set_id=self.request.GET['set_id']).distinct()
+            return queryset.filter(set_id=self.request.GET['set_id']).distinct()
         return queryset
 
     def pre_handle(self):