diff --git a/entrypoint.sh b/entrypoint.sh
index 369c787c..6d49bcd4 100644
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -1,10 +1,11 @@
 #!/bin/bash
 echo "Simulating ns3 on file: $1"
 
+rm -rf traces/
+mkdir traces
 cp user_src/* scratch/
 
 export NS_LOG=FRRQueue=level_all
 
-./ns3 build 
-./ns3 run "scratch/$1" > traces/output.log 2>&1
-
+./ns3 build
+./ns3 run "scratch/$1" >traces/output.log 2>&1
diff --git a/format.sh b/format.sh
old mode 100644
new mode 100755
index d26dc5c8..704e3bce
--- a/format.sh
+++ b/format.sh
@@ -1 +1,3 @@
+#!/bin/bash
+
 find . -regex '.*\.\(cpp\|hpp\|cc\|cxx\|h\)' -exec clang-format -style=file -i {} \;
diff --git a/src/lfa.cc b/src/lfa.cc
index 392b8749..6057e5ac 100644
--- a/src/lfa.cc
+++ b/src/lfa.cc
@@ -8,11 +8,14 @@
 #include "ns3/point-to-point-module.h"
 #include "ns3/traffic-control-module.h"
 
+
+#include "../libs/frr_queue.h"
 #include "../libs/dummy_congestion_policy.h"
 #include "../libs/frr_queue.h"
 #include "../libs/lfa_policy.h"
 #include "../libs/modulo_congestion_policy.h"
 
+
 using namespace ns3;
 
 NS_LOG_COMPONENT_DEFINE("CongestionFastReRoute");
@@ -77,6 +80,7 @@ void InstallBulkSend(Ptr<Node> node, Ipv4Address address, uint16_t port,
     //                  nullptr);
 }
 
+
 int main(int argc, char* argv[])
 {
     // TCP Recovery Algorithm
@@ -115,6 +119,7 @@ int main(int argc, char* argv[])
     nodes.Create(3);
     Names::Add("Node0", nodes.Get(0));
 
+
     InternetStackHelper stack;
     stack.Install(nodes);
 
@@ -183,6 +188,7 @@ int main(int argc, char* argv[])
     // ApplicationContainer app = onoff.Install(nodes.Get(0));
     // app.Start(Seconds(1.0));
     // app.Stop(Seconds(10.0));
+
     // Set up an alternate forwarding target, assuming you have an alternate
     // path configured
 
@@ -195,12 +201,14 @@ int main(int argc, char* argv[])
     setAlternateTarget<1>(devices02, getDevice<1>(devices12));
     setAlternateTarget<1>(devices12, getDevice<1>(devices02));
 
+
     p2p.EnablePcapAll("traces/");
 
     /* Install BulkSend application */
     InstallBulkSend(nodes.Get(0), interfaces01.GetAddress(1), 5000,
                     "ns3::TcpSocketFactory", 2, 0, nullptr, 1000, Seconds(0.2));
 
+
     Simulator::Run();
     Simulator::Destroy();
 
diff --git a/src/lfa_random.cc b/src/lfa_random.cc
index 2d1fc742..6883fbfa 100644
--- a/src/lfa_random.cc
+++ b/src/lfa_random.cc
@@ -7,6 +7,8 @@
 #include "ns3/network-module.h"
 #include "ns3/point-to-point-module.h"
 
+
+#include "../libs/frr_queue.h"
 #include "../libs/dummy_congestion_policy.h"
 #include "../libs/frr_queue.h"
 #include "../libs/lfa_policy.h"