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model-checker : fix comm determinism detection mechanisms
[simgrid.git] / src / mc / mc_request.c
index 1a3d2aa..56696d6 100644 (file)
@@ -1,4 +1,4 @@
-/* Copyright (c) 2008-2013. The SimGrid Team.
+/* Copyright (c) 2008-2014. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -9,63 +9,90 @@
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_request, mc,
                                 "Logging specific to MC (request)");
 
-static char* pointer_to_string(void* pointer);
-static charbuff_size_to_string(size_t size);
+static char *pointer_to_string(void *pointer);
+static char *buff_size_to_string(size_t size);
 
-int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) {
-  if(mc_reduce_kind == e_mc_reduce_none)
+int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2)
+{
+  if (mc_reduce_kind == e_mc_reduce_none)
     return TRUE;
 
   if (r1->issuer == r2->issuer)
     return FALSE;
 
   /* Wait with timeout transitions are not considered by the independance theorem, thus we consider them as dependant with all other transitions */
-  if((r1->call == SIMCALL_COMM_WAIT && simcall_comm_wait__get__timeout(r1) > 0) || (r2->call == SIMCALL_COMM_WAIT && simcall_comm_wait__get__timeout(r2) > 0))
+  if ((r1->call == SIMCALL_COMM_WAIT && simcall_comm_wait__get__timeout(r1) > 0)
+      || (r2->call == SIMCALL_COMM_WAIT
+          && simcall_comm_wait__get__timeout(r2) > 0))
     return TRUE;
 
-  if(r1->call == SIMCALL_COMM_ISEND && r2->call == SIMCALL_COMM_IRECV)
+  if (r1->call == SIMCALL_COMM_ISEND && r2->call == SIMCALL_COMM_IRECV)
     return FALSE;
 
-  if(r1->call == SIMCALL_COMM_IRECV && r2->call == SIMCALL_COMM_ISEND)
+  if (r1->call == SIMCALL_COMM_IRECV && r2->call == SIMCALL_COMM_ISEND)
     return FALSE;
 
-  if((r1->call == SIMCALL_COMM_ISEND || r1->call == SIMCALL_COMM_IRECV)
-     &&  r2->call == SIMCALL_COMM_WAIT){
+  if ((r1->call == SIMCALL_COMM_ISEND || r1->call == SIMCALL_COMM_IRECV)
+      && r2->call == SIMCALL_COMM_WAIT) {
 
-    smx_rdv_t rdv = r1->call == SIMCALL_COMM_ISEND ? simcall_comm_isend__get__rdv(r1) : simcall_comm_irecv__get__rdv(r1);
+    smx_rdv_t rdv =
+        r1->call ==
+        SIMCALL_COMM_ISEND ? simcall_comm_isend__get__rdv(r1) :
+        simcall_comm_irecv__get__rdv(r1);
 
-    if(rdv != simcall_comm_wait__get__comm(r2)->comm.rdv_cpy && simcall_comm_wait__get__timeout(r2) <= 0)
+    if (rdv != simcall_comm_wait__get__comm(r2)->comm.rdv_cpy
+        && simcall_comm_wait__get__timeout(r2) <= 0)
       return FALSE;
 
-    if((r1->issuer != simcall_comm_wait__get__comm(r2)->comm.src_proc) && (r1->issuer != simcall_comm_wait__get__comm(r2)->comm.dst_proc) && simcall_comm_wait__get__timeout(r2) <= 0)
+    if ((r1->issuer != simcall_comm_wait__get__comm(r2)->comm.src_proc)
+        && (r1->issuer != simcall_comm_wait__get__comm(r2)->comm.dst_proc)
+        && simcall_comm_wait__get__timeout(r2) <= 0)
       return FALSE;
 
-    if((r1->call == SIMCALL_COMM_ISEND) && (simcall_comm_wait__get__comm(r2)->comm.type == SIMIX_COMM_SEND) 
-       && (simcall_comm_wait__get__comm(r2)->comm.src_buff != simcall_comm_isend__get__src_buff(r1)) && simcall_comm_wait__get__timeout(r2) <= 0)
+    if ((r1->call == SIMCALL_COMM_ISEND)
+        && (simcall_comm_wait__get__comm(r2)->comm.type == SIMIX_COMM_SEND)
+        && (simcall_comm_wait__get__comm(r2)->comm.src_buff !=
+            simcall_comm_isend__get__src_buff(r1))
+        && simcall_comm_wait__get__timeout(r2) <= 0)
       return FALSE;
 
-    if((r1->call == SIMCALL_COMM_IRECV) && (simcall_comm_wait__get__comm(r2)->comm.type == SIMIX_COMM_RECEIVE) 
-       && (simcall_comm_wait__get__comm(r2)->comm.dst_buff != simcall_comm_irecv__get__dst_buff(r1)) && simcall_comm_wait__get__timeout(r2) <= 0)
+    if ((r1->call == SIMCALL_COMM_IRECV)
+        && (simcall_comm_wait__get__comm(r2)->comm.type == SIMIX_COMM_RECEIVE)
+        && (simcall_comm_wait__get__comm(r2)->comm.dst_buff !=
+            simcall_comm_irecv__get__dst_buff(r1))
+        && simcall_comm_wait__get__timeout(r2) <= 0)
       return FALSE;
   }
 
-  if((r2->call == SIMCALL_COMM_ISEND || r2->call == SIMCALL_COMM_IRECV)
-        &&  r1->call == SIMCALL_COMM_WAIT){
+  if ((r2->call == SIMCALL_COMM_ISEND || r2->call == SIMCALL_COMM_IRECV)
+      && r1->call == SIMCALL_COMM_WAIT) {
 
-    smx_rdv_t rdv = r2->call == SIMCALL_COMM_ISEND ? simcall_comm_isend__get__rdv(r2) : simcall_comm_irecv__get__rdv(r2);
+    smx_rdv_t rdv =
+        r2->call ==
+        SIMCALL_COMM_ISEND ? simcall_comm_isend__get__rdv(r2) :
+        simcall_comm_irecv__get__rdv(r2);
 
-    if(rdv != simcall_comm_wait__get__comm(r1)->comm.rdv_cpy && simcall_comm_wait__get__timeout(r1) <= 0)
+    if (rdv != simcall_comm_wait__get__comm(r1)->comm.rdv_cpy
+        && simcall_comm_wait__get__timeout(r1) <= 0)
       return FALSE;
 
-    if((r2->issuer != simcall_comm_wait__get__comm(r1)->comm.src_proc) && (r2->issuer != simcall_comm_wait__get__comm(r1)->comm.dst_proc) && simcall_comm_wait__get__timeout(r1) <= 0)
-        return FALSE;  
+    if ((r2->issuer != simcall_comm_wait__get__comm(r1)->comm.src_proc)
+        && (r2->issuer != simcall_comm_wait__get__comm(r1)->comm.dst_proc)
+        && simcall_comm_wait__get__timeout(r1) <= 0)
+      return FALSE;
 
-    if((r2->call == SIMCALL_COMM_ISEND) && (simcall_comm_wait__get__comm(r1)->comm.type == SIMIX_COMM_SEND) 
-       && (simcall_comm_wait__get__comm(r1)->comm.src_buff != simcall_comm_isend__get__src_buff(r2)) && simcall_comm_wait__get__timeout(r1) <= 0)
+    if ((r2->call == SIMCALL_COMM_ISEND)
+        && (simcall_comm_wait__get__comm(r1)->comm.type == SIMIX_COMM_SEND)
+        && (simcall_comm_wait__get__comm(r1)->comm.src_buff !=
+            simcall_comm_isend__get__src_buff(r2))
+        && simcall_comm_wait__get__timeout(r1) <= 0)
       return FALSE;
 
-    if((r2->call == SIMCALL_COMM_IRECV) && (simcall_comm_wait__get__comm(r1)->comm.type == SIMIX_COMM_RECEIVE) 
-       && (simcall_comm_wait__get__comm(r1)->comm.dst_buff != simcall_comm_irecv__get__dst_buff(r2)) && simcall_comm_wait__get__timeout(r1) <= 0)
+    if ((r2->call == SIMCALL_COMM_IRECV)
+        && (simcall_comm_wait__get__comm(r1)->comm.type == SIMIX_COMM_RECEIVE)
+        && (simcall_comm_wait__get__comm(r1)->comm.dst_buff !=
+            simcall_comm_irecv__get__dst_buff(r2))
+        && simcall_comm_wait__get__timeout(r1) <= 0)
       return FALSE;
   }
 
@@ -73,37 +100,41 @@ int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) {
    * isend/irecv call is not stored in a buffer used in the
    * test call. */
   /*if(   (r1->call == SIMCALL_COMM_ISEND || r1->call == SIMCALL_COMM_IRECV)
-        &&  r2->call == SIMCALL_COMM_TEST)
-        return FALSE;*/
+     &&  r2->call == SIMCALL_COMM_TEST)
+     return FALSE; */
 
   /* FIXME: the following rule assumes that the result of the
    * isend/irecv call is not stored in a buffer used in the
    * test call.*/
   /*if(   (r2->call == SIMCALL_COMM_ISEND || r2->call == SIMCALL_COMM_IRECV)
-        && r1->call == SIMCALL_COMM_TEST)
-        return FALSE;*/
+     && r1->call == SIMCALL_COMM_TEST)
+     return FALSE; */
 
-  if(r1->call == SIMCALL_COMM_ISEND && r2->call == SIMCALL_COMM_ISEND
-     && simcall_comm_isend__get__rdv(r1) != simcall_comm_isend__get__rdv(r2))
+  if (r1->call == SIMCALL_COMM_ISEND && r2->call == SIMCALL_COMM_ISEND
+      && simcall_comm_isend__get__rdv(r1) != simcall_comm_isend__get__rdv(r2))
     return FALSE;
 
-  if(r1->call == SIMCALL_COMM_IRECV && r2->call == SIMCALL_COMM_IRECV
-     && simcall_comm_irecv__get__rdv(r1) != simcall_comm_irecv__get__rdv(r2))
+  if (r1->call == SIMCALL_COMM_IRECV && r2->call == SIMCALL_COMM_IRECV
+      && simcall_comm_irecv__get__rdv(r1) != simcall_comm_irecv__get__rdv(r2))
     return FALSE;
 
-  if(r1->call == SIMCALL_COMM_WAIT && (r2->call == SIMCALL_COMM_WAIT || r2->call == SIMCALL_COMM_TEST)
-     && (simcall_comm_wait__get__comm(r1)->comm.src_proc == NULL
-         || simcall_comm_wait__get__comm(r1)->comm.dst_proc == NULL))
+  if (r1->call == SIMCALL_COMM_WAIT
+      && (r2->call == SIMCALL_COMM_WAIT || r2->call == SIMCALL_COMM_TEST)
+      && (simcall_comm_wait__get__comm(r1)->comm.src_proc == NULL
+          || simcall_comm_wait__get__comm(r1)->comm.dst_proc == NULL))
     return FALSE;
 
-  if(r2->call == SIMCALL_COMM_WAIT && (r1->call == SIMCALL_COMM_WAIT || r1->call == SIMCALL_COMM_TEST)
-     && (simcall_comm_wait__get__comm(r2)->comm.src_proc == NULL
-         || simcall_comm_wait__get__comm(r2)->comm.dst_proc == NULL))
+  if (r2->call == SIMCALL_COMM_WAIT
+      && (r1->call == SIMCALL_COMM_WAIT || r1->call == SIMCALL_COMM_TEST)
+      && (simcall_comm_wait__get__comm(r2)->comm.src_proc == NULL
+          || simcall_comm_wait__get__comm(r2)->comm.dst_proc == NULL))
     return FALSE;
 
-  if(r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_WAIT
-     && simcall_comm_wait__get__comm(r1)->comm.src_buff == simcall_comm_wait__get__comm(r2)->comm.src_buff
-     && simcall_comm_wait__get__comm(r1)->comm.dst_buff == simcall_comm_wait__get__comm(r2)->comm.dst_buff)
+  if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_WAIT
+      && simcall_comm_wait__get__comm(r1)->comm.src_buff ==
+      simcall_comm_wait__get__comm(r2)->comm.src_buff
+      && simcall_comm_wait__get__comm(r1)->comm.dst_buff ==
+      simcall_comm_wait__get__comm(r2)->comm.dst_buff)
     return FALSE;
 
   if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_WAIT
@@ -111,31 +142,38 @@ int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) {
       && simcall_comm_wait__get__comm(r1)->comm.dst_buff != NULL
       && simcall_comm_wait__get__comm(r2)->comm.src_buff != NULL
       && simcall_comm_wait__get__comm(r2)->comm.dst_buff != NULL
-      && simcall_comm_wait__get__comm(r1)->comm.dst_buff != simcall_comm_wait__get__comm(r2)->comm.src_buff
-      && simcall_comm_wait__get__comm(r1)->comm.dst_buff != simcall_comm_wait__get__comm(r2)->comm.dst_buff
-      && simcall_comm_wait__get__comm(r2)->comm.dst_buff != simcall_comm_wait__get__comm(r1)->comm.src_buff)
+      && simcall_comm_wait__get__comm(r1)->comm.dst_buff !=
+      simcall_comm_wait__get__comm(r2)->comm.src_buff
+      && simcall_comm_wait__get__comm(r1)->comm.dst_buff !=
+      simcall_comm_wait__get__comm(r2)->comm.dst_buff
+      && simcall_comm_wait__get__comm(r2)->comm.dst_buff !=
+      simcall_comm_wait__get__comm(r1)->comm.src_buff)
     return FALSE;
 
-  if(r1->call == SIMCALL_COMM_TEST &&
-     (simcall_comm_test__get__comm(r1) == NULL
-      || simcall_comm_test__get__comm(r1)->comm.src_buff == NULL
-      || simcall_comm_test__get__comm(r1)->comm.dst_buff == NULL))
+  if (r1->call == SIMCALL_COMM_TEST &&
+      (simcall_comm_test__get__comm(r1) == NULL
+       || simcall_comm_test__get__comm(r1)->comm.src_buff == NULL
+       || simcall_comm_test__get__comm(r1)->comm.dst_buff == NULL))
     return FALSE;
 
-  if(r2->call == SIMCALL_COMM_TEST &&
-     (simcall_comm_test__get__comm(r2) == NULL
-      || simcall_comm_test__get__comm(r2)->comm.src_buff == NULL
-      || simcall_comm_test__get__comm(r2)->comm.dst_buff == NULL))
+  if (r2->call == SIMCALL_COMM_TEST &&
+      (simcall_comm_test__get__comm(r2) == NULL
+       || simcall_comm_test__get__comm(r2)->comm.src_buff == NULL
+       || simcall_comm_test__get__comm(r2)->comm.dst_buff == NULL))
     return FALSE;
 
-  if(r1->call == SIMCALL_COMM_TEST && r2->call == SIMCALL_COMM_WAIT
-     && simcall_comm_test__get__comm(r1)->comm.src_buff == simcall_comm_wait__get__comm(r2)->comm.src_buff
-     && simcall_comm_test__get__comm(r1)->comm.dst_buff == simcall_comm_wait__get__comm(r2)->comm.dst_buff)
+  if (r1->call == SIMCALL_COMM_TEST && r2->call == SIMCALL_COMM_WAIT
+      && simcall_comm_test__get__comm(r1)->comm.src_buff ==
+      simcall_comm_wait__get__comm(r2)->comm.src_buff
+      && simcall_comm_test__get__comm(r1)->comm.dst_buff ==
+      simcall_comm_wait__get__comm(r2)->comm.dst_buff)
     return FALSE;
 
-  if(r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_TEST
-     && simcall_comm_wait__get__comm(r1)->comm.src_buff == simcall_comm_test__get__comm(r2)->comm.src_buff
-     && simcall_comm_wait__get__comm(r1)->comm.dst_buff == simcall_comm_test__get__comm(r2)->comm.dst_buff)
+  if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_TEST
+      && simcall_comm_wait__get__comm(r1)->comm.src_buff ==
+      simcall_comm_test__get__comm(r2)->comm.src_buff
+      && simcall_comm_wait__get__comm(r1)->comm.dst_buff ==
+      simcall_comm_test__get__comm(r2)->comm.dst_buff)
     return FALSE;
 
   if (r1->call == SIMCALL_COMM_WAIT && r2->call == SIMCALL_COMM_TEST
@@ -143,9 +181,12 @@ int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) {
       && simcall_comm_wait__get__comm(r1)->comm.dst_buff != NULL
       && simcall_comm_test__get__comm(r2)->comm.src_buff != NULL
       && simcall_comm_test__get__comm(r2)->comm.dst_buff != NULL
-      && simcall_comm_wait__get__comm(r1)->comm.dst_buff != simcall_comm_test__get__comm(r2)->comm.src_buff
-      && simcall_comm_wait__get__comm(r1)->comm.dst_buff != simcall_comm_test__get__comm(r2)->comm.dst_buff
-      && simcall_comm_test__get__comm(r2)->comm.dst_buff != simcall_comm_wait__get__comm(r1)->comm.src_buff)
+      && simcall_comm_wait__get__comm(r1)->comm.dst_buff !=
+      simcall_comm_test__get__comm(r2)->comm.src_buff
+      && simcall_comm_wait__get__comm(r1)->comm.dst_buff !=
+      simcall_comm_test__get__comm(r2)->comm.dst_buff
+      && simcall_comm_test__get__comm(r2)->comm.dst_buff !=
+      simcall_comm_wait__get__comm(r1)->comm.src_buff)
     return FALSE;
 
   if (r1->call == SIMCALL_COMM_TEST && r2->call == SIMCALL_COMM_WAIT
@@ -153,16 +194,20 @@ int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) {
       && simcall_comm_test__get__comm(r1)->comm.dst_buff != NULL
       && simcall_comm_wait__get__comm(r2)->comm.src_buff != NULL
       && simcall_comm_wait__get__comm(r2)->comm.dst_buff != NULL
-      && simcall_comm_test__get__comm(r1)->comm.dst_buff != simcall_comm_wait__get__comm(r2)->comm.src_buff
-      && simcall_comm_test__get__comm(r1)->comm.dst_buff != simcall_comm_wait__get__comm(r2)->comm.dst_buff
-      && simcall_comm_wait__get__comm(r2)->comm.dst_buff != simcall_comm_test__get__comm(r1)->comm.src_buff)
+      && simcall_comm_test__get__comm(r1)->comm.dst_buff !=
+      simcall_comm_wait__get__comm(r2)->comm.src_buff
+      && simcall_comm_test__get__comm(r1)->comm.dst_buff !=
+      simcall_comm_wait__get__comm(r2)->comm.dst_buff
+      && simcall_comm_wait__get__comm(r2)->comm.dst_buff !=
+      simcall_comm_test__get__comm(r1)->comm.src_buff)
     return FALSE;
 
 
   return TRUE;
 }
 
-static char* pointer_to_string(void* pointer) {
+static char *pointer_to_string(void *pointer)
+{
 
   if (XBT_LOG_ISENABLED(mc_request, xbt_log_priority_verbose))
     return bprintf("%p", pointer);
@@ -170,7 +215,8 @@ static char* pointer_to_string(void* pointer) {
   return xbt_strdup("(verbose only)");
 }
 
-static char* buff_size_to_string(size_t buff_size) {
+static char *buff_size_to_string(size_t buff_size)
+{
 
   if (XBT_LOG_ISENABLED(mc_request, xbt_log_priority_verbose))
     return bprintf("%zu", buff_size);
@@ -185,77 +231,98 @@ char *MC_request_to_string(smx_simcall_t req, int value)
   smx_action_t act = NULL;
   size_t size = 0;
 
-  switch(req->call){
-    case SIMCALL_COMM_ISEND:
+  switch (req->call) {
+  case SIMCALL_COMM_ISEND:
     type = xbt_strdup("iSend");
     p = pointer_to_string(simcall_comm_isend__get__src_buff(req));
     bs = buff_size_to_string(simcall_comm_isend__get__src_buff_size(req));
-    if(req->issuer->smx_host)
-      args = bprintf("src=(%lu)%s (%s), buff=%s, size=%s", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host), req->issuer->name, p, bs);
+    if (req->issuer->smx_host)
+      args =
+          bprintf("src=(%lu)%s (%s), buff=%s, size=%s", req->issuer->pid,
+                  MSG_host_get_name(req->issuer->smx_host), req->issuer->name,
+                  p, bs);
     else
-      args = bprintf("src=(%lu)%s, buff=%s, size=%s", req->issuer->pid, req->issuer->name, p, bs);
+      args =
+          bprintf("src=(%lu)%s, buff=%s, size=%s", req->issuer->pid,
+                  req->issuer->name, p, bs);
     break;
   case SIMCALL_COMM_IRECV:
-    size = simcall_comm_irecv__get__dst_buff_size(req) ? *simcall_comm_irecv__get__dst_buff_size(req) : 0;
+    size =
+        simcall_comm_irecv__get__dst_buff_size(req) ?
+        *simcall_comm_irecv__get__dst_buff_size(req) : 0;
     type = xbt_strdup("iRecv");
-    p = pointer_to_string(simcall_comm_irecv__get__dst_buff(req)); 
+    p = pointer_to_string(simcall_comm_irecv__get__dst_buff(req));
     bs = buff_size_to_string(size);
-    if(req->issuer->smx_host)
-      args = bprintf("dst=(%lu)%s (%s), buff=%s, size=%s", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host), req->issuer->name, p, bs);
+    if (req->issuer->smx_host)
+      args =
+          bprintf("dst=(%lu)%s (%s), buff=%s, size=%s", req->issuer->pid,
+                  MSG_host_get_name(req->issuer->smx_host), req->issuer->name,
+                  p, bs);
     else
-      args = bprintf("dst=(%lu)%s, buff=%s, size=%s", req->issuer->pid, req->issuer->name, p, bs);
+      args =
+          bprintf("dst=(%lu)%s, buff=%s, size=%s", req->issuer->pid,
+                  req->issuer->name, p, bs);
     break;
   case SIMCALL_COMM_WAIT:
     act = simcall_comm_wait__get__comm(req);
-    if(value == -1){
+    if (value == -1) {
       type = xbt_strdup("WaitTimeout");
       p = pointer_to_string(act);
       args = bprintf("comm=%s", p);
-    }else{
+    } else {
       type = xbt_strdup("Wait");
       p = pointer_to_string(act);
-      args  = bprintf("comm=%s [(%lu)%s (%s)-> (%lu)%s (%s)]", p,
-                      act->comm.src_proc ? act->comm.src_proc->pid : 0,
-                      act->comm.src_proc ? MSG_host_get_name(act->comm.src_proc->smx_host) : "",
-                      act->comm.src_proc ? act->comm.src_proc->name : "",
-                      act->comm.dst_proc ? act->comm.dst_proc->pid : 0,
-                      act->comm.dst_proc ? MSG_host_get_name(act->comm.dst_proc->smx_host) : "",
-                      act->comm.dst_proc ? act->comm.dst_proc->name : "");
+      args = bprintf("comm=%s [(%lu)%s (%s)-> (%lu)%s (%s)]", p,
+                     act->comm.src_proc ? act->comm.src_proc->pid : 0,
+                     act->comm.src_proc ? MSG_host_get_name(act->comm.src_proc->
+                                                            smx_host) : "",
+                     act->comm.src_proc ? act->comm.src_proc->name : "",
+                     act->comm.dst_proc ? act->comm.dst_proc->pid : 0,
+                     act->comm.dst_proc ? MSG_host_get_name(act->comm.dst_proc->
+                                                            smx_host) : "",
+                     act->comm.dst_proc ? act->comm.dst_proc->name : "");
     }
     break;
   case SIMCALL_COMM_TEST:
     act = simcall_comm_test__get__comm(req);
-    if(act->comm.src_proc == NULL || act->comm.dst_proc == NULL){
+    if (act->comm.src_proc == NULL || act->comm.dst_proc == NULL) {
       type = xbt_strdup("Test FALSE");
       p = pointer_to_string(act);
       args = bprintf("comm=%s", p);
-    }else{
+    } else {
       type = xbt_strdup("Test TRUE");
       p = pointer_to_string(act);
-      args  = bprintf("comm=%s [(%lu)%s (%s) -> (%lu)%s (%s)]", p,
-                      act->comm.src_proc->pid, act->comm.src_proc->name, MSG_host_get_name(act->comm.src_proc->smx_host),
-                      act->comm.dst_proc->pid, act->comm.dst_proc->name, MSG_host_get_name(act->comm.dst_proc->smx_host));
+      args = bprintf("comm=%s [(%lu)%s (%s) -> (%lu)%s (%s)]", p,
+                     act->comm.src_proc->pid, act->comm.src_proc->name,
+                     MSG_host_get_name(act->comm.src_proc->smx_host),
+                     act->comm.dst_proc->pid, act->comm.dst_proc->name,
+                     MSG_host_get_name(act->comm.dst_proc->smx_host));
     }
     break;
 
   case SIMCALL_COMM_WAITANY:
     type = xbt_strdup("WaitAny");
-    if(!xbt_dynar_is_empty(simcall_comm_waitany__get__comms(req))){
-      p = pointer_to_string(xbt_dynar_get_as(simcall_comm_waitany__get__comms(req), value, smx_action_t));
-      args = bprintf("comm=%s (%d of %lu)", p, 
-                     value+1, xbt_dynar_length(simcall_comm_waitany__get__comms(req)));
-    }else{
+    if (!xbt_dynar_is_empty(simcall_comm_waitany__get__comms(req))) {
+      p = pointer_to_string(xbt_dynar_get_as
+                            (simcall_comm_waitany__get__comms(req), value,
+                             smx_action_t));
+      args =
+          bprintf("comm=%s (%d of %lu)", p, value + 1,
+                  xbt_dynar_length(simcall_comm_waitany__get__comms(req)));
+    } else {
       args = bprintf("comm at idx %d", value);
     }
     break;
 
   case SIMCALL_COMM_TESTANY:
-    if(value == -1){
+    if (value == -1) {
       type = xbt_strdup("TestAny FALSE");
       args = xbt_strdup("-");
-    }else{
+    } else {
       type = xbt_strdup("TestAny");
-      args = bprintf("(%d of %lu)", value+1, xbt_dynar_length(simcall_comm_testany__get__comms(req)));
+      args =
+          bprintf("(%d of %lu)", value + 1,
+                  xbt_dynar_length(simcall_comm_testany__get__comms(req)));
     }
     break;
 
@@ -278,10 +345,16 @@ char *MC_request_to_string(smx_simcall_t req, int value)
     THROW_UNIMPLEMENTED;
   }
 
-  if(args != NULL){
-    str = bprintf("[(%lu)%s (%s)] %s(%s) (%d)", req->issuer->pid , MSG_host_get_name(req->issuer->smx_host), req->issuer->name, type, args, req->call);
-  }else{
-    str = bprintf("[(%lu)%s (%s)] %s (%d) ", req->issuer->pid , MSG_host_get_name(req->issuer->smx_host), req->issuer->name, type, req->call);
+  if (args != NULL) {
+    str =
+        bprintf("[(%lu)%s (%s)] %s(%s)", req->issuer->pid,
+                MSG_host_get_name(req->issuer->smx_host), req->issuer->name,
+                type, args);
+  } else {
+    str =
+        bprintf("[(%lu)%s (%s)] %s ", req->issuer->pid,
+                MSG_host_get_name(req->issuer->smx_host), req->issuer->name,
+                type);
   }
 
   xbt_free(args);
@@ -296,8 +369,8 @@ unsigned int MC_request_testany_fail(smx_simcall_t req)
   unsigned int cursor;
   smx_action_t action;
 
-  xbt_dynar_foreach(simcall_comm_testany__get__comms(req), cursor, action){
-    if(action->comm.src_proc && action->comm.dst_proc)
+  xbt_dynar_foreach(simcall_comm_testany__get__comms(req), cursor, action) {
+    if (action->comm.src_proc && action->comm.dst_proc)
       return FALSE;
   }
 
@@ -307,14 +380,14 @@ unsigned int MC_request_testany_fail(smx_simcall_t req)
 int MC_request_is_visible(smx_simcall_t req)
 {
   return req->call == SIMCALL_COMM_ISEND
-    || req->call == SIMCALL_COMM_IRECV
-    || req->call == SIMCALL_COMM_WAIT
-    || req->call == SIMCALL_COMM_WAITANY
-    || req->call == SIMCALL_COMM_TEST
-    || req->call == SIMCALL_COMM_TESTANY
-    || req->call == SIMCALL_MC_RANDOM
-    || req->call == SIMCALL_MC_SNAPSHOT
-    || req->call == SIMCALL_MC_COMPARE_SNAPSHOTS;
+      || req->call == SIMCALL_COMM_IRECV
+      || req->call == SIMCALL_COMM_WAIT
+      || req->call == SIMCALL_COMM_WAITANY
+      || req->call == SIMCALL_COMM_TEST
+      || req->call == SIMCALL_COMM_TESTANY
+      || req->call == SIMCALL_MC_RANDOM
+      || req->call == SIMCALL_MC_SNAPSHOT
+      || req->call == SIMCALL_MC_COMPARE_SNAPSHOTS;
 }
 
 int MC_request_is_enabled(smx_simcall_t req)
@@ -330,16 +403,17 @@ int MC_request_is_enabled(smx_simcall_t req)
     /* If it has a timeout it will be always be enabled, because even if the
      * communication is not ready, it can timeout and won't block.
      * On the other hand if it hasn't a timeout, check if the comm is ready.*/
-    if(simcall_comm_wait__get__timeout(req) >= 0){
-      if(_sg_mc_timeout == 1){
+    if (simcall_comm_wait__get__timeout(req) >= 0) {
+      if (_sg_mc_timeout == 1) {
         return TRUE;
-      }else{
+      } else {
         act = simcall_comm_wait__get__comm(req);
         return (act->comm.src_proc && act->comm.dst_proc);
       }
-    }else{
+    } else {
       act = simcall_comm_wait__get__comm(req);
-      if(act->comm.detached && act->comm.src_proc == NULL && act->comm.type == SIMIX_COMM_READY)
+      if (act->comm.detached && act->comm.src_proc == NULL
+          && act->comm.type == SIMIX_COMM_READY)
         return (act->comm.dst_proc != NULL);
       return (act->comm.src_proc && act->comm.dst_proc);
     }
@@ -348,7 +422,7 @@ int MC_request_is_enabled(smx_simcall_t req)
   case SIMCALL_COMM_WAITANY:
     /* Check if it has at least one communication ready */
     xbt_dynar_foreach(simcall_comm_waitany__get__comms(req), index, act) {
-      if (act->comm.src_proc && act->comm.dst_proc){
+      if (act->comm.src_proc && act->comm.dst_proc) {
         return TRUE;
       }
     }
@@ -374,12 +448,16 @@ int MC_request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx)
     break;
 
   case SIMCALL_COMM_WAITANY:
-    act = xbt_dynar_get_as(simcall_comm_waitany__get__comms(req), idx, smx_action_t);
+    act =
+        xbt_dynar_get_as(simcall_comm_waitany__get__comms(req), idx,
+                         smx_action_t);
     return (act->comm.src_proc && act->comm.dst_proc);
     break;
 
   case SIMCALL_COMM_TESTANY:
-    act = xbt_dynar_get_as(simcall_comm_testany__get__comms(req), idx, smx_action_t);
+    act =
+        xbt_dynar_get_as(simcall_comm_testany__get__comms(req), idx,
+                         smx_action_t);
     return (act->comm.src_proc && act->comm.dst_proc);
     break;
 
@@ -390,100 +468,138 @@ int MC_request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx)
 
 int MC_process_is_enabled(smx_process_t process)
 {
-  if (process->simcall.call != SIMCALL_NONE && MC_request_is_enabled(&process->simcall))
+  if (process->simcall.call != SIMCALL_NONE
+      && MC_request_is_enabled(&process->simcall))
     return TRUE;
 
   return FALSE;
 }
 
-char *MC_request_get_dot_output(smx_simcall_t req, int value){
+char *MC_request_get_dot_output(smx_simcall_t req, int value)
+{
 
   char *str = NULL, *label = NULL;
   smx_action_t act = NULL;
 
-  switch(req->call){
+  switch (req->call) {
   case SIMCALL_COMM_ISEND:
-    if(req->issuer->smx_host)
-      label = bprintf("[(%lu)%s] iSend", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host));
+    if (req->issuer->smx_host)
+      label =
+          bprintf("[(%lu)%s] iSend", req->issuer->pid,
+                  MSG_host_get_name(req->issuer->smx_host));
     else
       label = bprintf("[(%lu)] iSend", req->issuer->pid);
     break;
-    
+
   case SIMCALL_COMM_IRECV:
-    if(req->issuer->smx_host)
-      label = bprintf("[(%lu)%s] iRecv", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host));
+    if (req->issuer->smx_host)
+      label =
+          bprintf("[(%lu)%s] iRecv", req->issuer->pid,
+                  MSG_host_get_name(req->issuer->smx_host));
     else
       label = bprintf("[(%lu)] iRecv", req->issuer->pid);
     break;
-    
+
   case SIMCALL_COMM_WAIT:
     act = simcall_comm_wait__get__comm(req);
-    if(value == -1){
-      if(req->issuer->smx_host)
-        label = bprintf("[(%lu)%s] WaitTimeout", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host));
+    if (value == -1) {
+      if (req->issuer->smx_host)
+        label =
+            bprintf("[(%lu)%s] WaitTimeout", req->issuer->pid,
+                    MSG_host_get_name(req->issuer->smx_host));
       else
         label = bprintf("[(%lu)] WaitTimeout", req->issuer->pid);
-    }else{
-      if(req->issuer->smx_host)
-        label = bprintf("[(%lu)%s] Wait [(%lu)->(%lu)]", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host), act->comm.src_proc ? act->comm.src_proc->pid : 0, act->comm.dst_proc ? act->comm.dst_proc->pid : 0);
+    } else {
+      if (req->issuer->smx_host)
+        label =
+            bprintf("[(%lu)%s] Wait [(%lu)->(%lu)]", req->issuer->pid,
+                    MSG_host_get_name(req->issuer->smx_host),
+                    act->comm.src_proc ? act->comm.src_proc->pid : 0,
+                    act->comm.dst_proc ? act->comm.dst_proc->pid : 0);
       else
-        label = bprintf("[(%lu)] Wait [(%lu)->(%lu)]", req->issuer->pid, act->comm.src_proc ? act->comm.src_proc->pid : 0, act->comm.dst_proc ? act->comm.dst_proc->pid : 0);
+        label =
+            bprintf("[(%lu)] Wait [(%lu)->(%lu)]", req->issuer->pid,
+                    act->comm.src_proc ? act->comm.src_proc->pid : 0,
+                    act->comm.dst_proc ? act->comm.dst_proc->pid : 0);
     }
     break;
-    
+
   case SIMCALL_COMM_TEST:
     act = simcall_comm_test__get__comm(req);
-    if(act->comm.src_proc == NULL || act->comm.dst_proc == NULL){
-      if(req->issuer->smx_host)
-        label = bprintf("[(%lu)%s] Test FALSE", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host));
+    if (act->comm.src_proc == NULL || act->comm.dst_proc == NULL) {
+      if (req->issuer->smx_host)
+        label =
+            bprintf("[(%lu)%s] Test FALSE", req->issuer->pid,
+                    MSG_host_get_name(req->issuer->smx_host));
       else
         label = bprintf("[(%lu)] Test FALSE", req->issuer->pid);
-    }else{
-      if(req->issuer->smx_host)
-        label = bprintf("[(%lu)%s] Test TRUE", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host));
+    } else {
+      if (req->issuer->smx_host)
+        label =
+            bprintf("[(%lu)%s] Test TRUE", req->issuer->pid,
+                    MSG_host_get_name(req->issuer->smx_host));
       else
         label = bprintf("[(%lu)] Test TRUE", req->issuer->pid);
     }
     break;
 
   case SIMCALL_COMM_WAITANY:
-    if(req->issuer->smx_host)
-      label = bprintf("[(%lu)%s] WaitAny [%d of %lu]", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host), value+1, xbt_dynar_length(simcall_comm_waitany__get__comms(req)));
+    if (req->issuer->smx_host)
+      label =
+          bprintf("[(%lu)%s] WaitAny [%d of %lu]", req->issuer->pid,
+                  MSG_host_get_name(req->issuer->smx_host), value + 1,
+                  xbt_dynar_length(simcall_comm_waitany__get__comms(req)));
     else
-      label = bprintf("[(%lu)] WaitAny [%d of %lu]", req->issuer->pid, value+1, xbt_dynar_length(simcall_comm_waitany__get__comms(req)));
+      label =
+          bprintf("[(%lu)] WaitAny [%d of %lu]", req->issuer->pid, value + 1,
+                  xbt_dynar_length(simcall_comm_waitany__get__comms(req)));
     break;
-    
+
   case SIMCALL_COMM_TESTANY:
-    if(value == -1){
-      if(req->issuer->smx_host)
-        label = bprintf("[(%lu)%s] TestAny FALSE", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host));
+    if (value == -1) {
+      if (req->issuer->smx_host)
+        label =
+            bprintf("[(%lu)%s] TestAny FALSE", req->issuer->pid,
+                    MSG_host_get_name(req->issuer->smx_host));
       else
         label = bprintf("[(%lu)] TestAny FALSE", req->issuer->pid);
-    }else{
-      if(req->issuer->smx_host)
-        label = bprintf("[(%lu)%s] TestAny TRUE [%d of %lu]", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host), value+1, xbt_dynar_length(simcall_comm_testany__get__comms(req)));
+    } else {
+      if (req->issuer->smx_host)
+        label =
+            bprintf("[(%lu)%s] TestAny TRUE [%d of %lu]", req->issuer->pid,
+                    MSG_host_get_name(req->issuer->smx_host), value + 1,
+                    xbt_dynar_length(simcall_comm_testany__get__comms(req)));
       else
-        label = bprintf("[(%lu)] TestAny TRUE [%d of %lu]", req->issuer->pid, value+1, xbt_dynar_length(simcall_comm_testany__get__comms(req)));
+        label =
+            bprintf("[(%lu)] TestAny TRUE [%d of %lu]", req->issuer->pid,
+                    value + 1,
+                    xbt_dynar_length(simcall_comm_testany__get__comms(req)));
     }
     break;
 
   case SIMCALL_MC_RANDOM:
-    if(req->issuer->smx_host)
-      label = bprintf("[(%lu)%s] MC_RANDOM (%d)", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host), value);
+    if (req->issuer->smx_host)
+      label =
+          bprintf("[(%lu)%s] MC_RANDOM (%d)", req->issuer->pid,
+                  MSG_host_get_name(req->issuer->smx_host), value);
     else
       label = bprintf("[(%lu)] MC_RANDOM (%d)", req->issuer->pid, value);
     break;
 
   case SIMCALL_MC_SNAPSHOT:
-    if(req->issuer->smx_host)
-      label = bprintf("[(%lu)%s] MC_SNAPSHOT", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host));
+    if (req->issuer->smx_host)
+      label =
+          bprintf("[(%lu)%s] MC_SNAPSHOT", req->issuer->pid,
+                  MSG_host_get_name(req->issuer->smx_host));
     else
       label = bprintf("[(%lu)] MC_SNAPSHOT", req->issuer->pid);
     break;
 
   case SIMCALL_MC_COMPARE_SNAPSHOTS:
-    if(req->issuer->smx_host)
-      label = bprintf("[(%lu)%s] MC_COMPARE_SNAPSHOTS", req->issuer->pid, MSG_host_get_name(req->issuer->smx_host));
+    if (req->issuer->smx_host)
+      label =
+          bprintf("[(%lu)%s] MC_COMPARE_SNAPSHOTS", req->issuer->pid,
+                  MSG_host_get_name(req->issuer->smx_host));
     else
       label = bprintf("[(%lu)] MC_COMPARE_SNAPSHOTS", req->issuer->pid);
     break;
@@ -492,7 +608,9 @@ char *MC_request_get_dot_output(smx_simcall_t req, int value){
     THROW_UNIMPLEMENTED;
   }
 
-  str = bprintf("label = \"%s\", color = %s, fontcolor = %s", label, colors[req->issuer->pid-1], colors[req->issuer->pid-1]);
+  str =
+      bprintf("label = \"%s\", color = %s, fontcolor = %s", label,
+              colors[req->issuer->pid - 1], colors[req->issuer->pid - 1]);
   xbt_free(label);
   return str;