X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/ee9f004ac482ef560ec71cbcc42663bd81185a27..934f086b51d328c46cb8fb20db2ad3efd4668ac9:/src/mc/ModelChecker.cpp

diff --git a/src/mc/ModelChecker.cpp b/src/mc/ModelChecker.cpp
index 5b517e5324..9dbc7412bf 100644
--- a/src/mc/ModelChecker.cpp
+++ b/src/mc/ModelChecker.cpp
@@ -318,6 +318,10 @@ Transition* ModelChecker::handle_simcall(aid_t aid, int times_considered, bool n
   m.times_considered_ = times_considered;
   checker_side_.get_channel().send(m);
 
+  this->remote_process_->clear_cache();
+  if (this->remote_process_->running())
+    checker_side_.dispatch(); // The app may send messages while processing the transition
+
   s_mc_message_simcall_execute_answer_t answer;
   ssize_t s = checker_side_.get_channel().receive(answer);
   xbt_assert(s != -1, "Could not receive message");
@@ -327,12 +331,8 @@ Transition* ModelChecker::handle_simcall(aid_t aid, int times_considered, bool n
              to_c_str(answer.type), (int)answer.type, (int)s, (int)MessageType::SIMCALL_EXECUTE_ANSWER,
              (int)sizeof(answer));
 
-  this->remote_process_->clear_cache();
-  if (this->remote_process_->running())
-    checker_side_.dispatch(); // The app may send messages while processing the transition
-
   if (new_transition) {
-    std::stringstream stream(answer.buffer);
+    std::stringstream stream(answer.buffer.data());
     return deserialize_transition(aid, times_considered, stream);
   } else
     return nullptr;