fix: note on SLF4J warning

Author: pmbittner

INSTALL.md

@@ -66,6 +66,8 @@ To execute the replication you can run the `execute` script corresponding to you
 > #### Linux/Mac (bash):
 > `./stop-execution.sh`
 
+You might see warnings or errors reported from SLF4J like `Failed to load class "org.slf4j.impl.StaticLoggerBinder` which you can safely ignore.
+
 The results of the verification will be stored in the [results](results) directory.
 
 ### Expected Output of the Verification

README.md

@@ -53,6 +53,7 @@ To execute the replication you can run the `execute` script corresponding to you
 > #### Linux/Mac (bash):
 > `./stop-execution.sh`
 
+You might see warnings or errors reported from SLF4J like `Failed to load class "org.slf4j.impl.StaticLoggerBinder` which you can safely ignore.
 
 ### 1.3 View the results in the [results][resultsdir] directory
 All raw results are stored in the [results][resultsdir] directory.