diff --git a/kotstd/Makefile b/kotstd/Makefile
index 055931964df..c9232399e05 100644
--- a/kotstd/Makefile
+++ b/kotstd/Makefile
@@ -12,7 +12,10 @@ LLINK_FLAGS=-S
 KT_ALL_DEPS=java -jar $(KT)
 LLINK_ALL_DEPS=$(LLINK) $(LLINK_FLAGS) $(filter %.ll,$^) > $@
 
-all: $(BUILD_DIR)/stdlib_arm.ll $(BUILD_DIR)/stdlib_x86.ll
+all: $(BUILD_DIR) $(BUILD_DIR)/stdlib_arm.ll $(BUILD_DIR)/stdlib_x86.ll
+
+$(BUILD_DIR):
+	mkdir -p $(BUILD_DIR)
 
 $(BUILD_DIR)/stdlib_x86.ll: $(LIB_X86_DIR)/*.ll
 	$(LLINK_ALL_DEPS)
@@ -27,7 +30,7 @@ $(BUILD_DIR)/classes_arm.ll: $(INCLUDE_DIR)/*.kt
 	$(KT_ALL_DEPS) --arm -o $@ $(filter %.kt,$^)
 
 clean:
-	rm $(BUILD_DIR)/*
+	rm -rf $(BUILD_DIR)
 
 .PHONY: all clean
 
diff --git a/translator/run_tests.sh b/translator/run_tests.sh
index 0ae048cd673..cb126effba0 100755
--- a/translator/run_tests.sh
+++ b/translator/run_tests.sh
@@ -1,7 +1,10 @@
 #!/bin/bash
+green='\033[0;32m'
+red='\033[0;31m'
+nc='\033[0m'
 
 if [ ! -d "src/test/kotlin/tests/linked" ]; then
-	# Создать папку, только если ее не было
+	# Create folder if not exists
 	mkdir src/test/kotlin/tests/linked
 fi
 
@@ -13,7 +16,7 @@ MAIN="$DIRECTORY/linked/main.c"
 for i in $( ls "$DIRECTORY/input" $1); do
 	rm -f $DIRECTORY/linked/*
 	TEST=`basename $i ".txt"`
-	echo test: $TEST
+	echo -e "${red}test: ${TEST}${nc}"
 	echo "#include <stdlib.h>" >> $MAIN
 	echo "#include <stdio.h>" >> $MAIN
 	echo "#include <assert.h>" >> $MAIN