3 files changed, 11 insertions, 5 deletions
diff --git a/unit-tests/function/buildfile b/unit-tests/function/buildfile
index 5c326b8..27c73d1 100644
--- a/unit-tests/function/buildfile
+++ b/unit-tests/function/buildfile
@@ -4,6 +4,8 @@
 
 #@@ Temporary until we get utility library support.
 #
+if ($cxx.target.class != "windows")
+  cxx.libs += -lpthread
 import libs = libbutl%lib{butl}
 src = token lexer diagnostics utility variable name b-options types-parsers \
 context scope parser target operation rule prerequisite file module function \
@@ -11,6 +13,7 @@ functions-builtin functions-path functions-process-path functions-string \
 functions-target-triplet algorithm search dump filesystem \
 config/{utility init operation}
 
+
 exe{driver}: cxx{driver} ../../build2/cxx{$src} $libs test{call syntax}
 
 include ../../build2/
diff --git a/unit-tests/function/driver.cxx b/unit-tests/function/driver.cxx
index 2f605b0..4fbbdb6 100644
--- a/unit-tests/function/driver.cxx
+++ b/unit-tests/function/driver.cxx
@@ -26,7 +26,9 @@ namespace build2
   main (int, char* argv[])
   {
     init (argv[0], 1);  // Fake build system driver, default verbosity.
-    reset (strings ()); // No command line variables.
+
+    ulock ml (model);
+    reset (ml, strings ()); // No command line variables.
 
     function_family f ("dummy");
 
diff --git a/unit-tests/test/script/parser/driver.cxx b/unit-tests/test/script/parser/driver.cxx
index f641dc4..1e959c1 100644
--- a/unit-tests/test/script/parser/driver.cxx
+++ b/unit-tests/test/script/parser/driver.cxx
@@ -142,9 +142,10 @@ namespace build2
       {
         tracer trace ("main");
 
-        init (argv[0], 1);  // Fake build system driver, default verbosity.
-        sched.startup (1);  // Serial execution.
-        reset (strings ()); // No command line variables.
+        init (argv[0], 1);      // Fake build system driver, default verbosity.
+        ulock ml (model);
+        sched.startup (1);      // Serial execution.
+        reset (ml, strings ()); // No command line variables.
 
         bool scope (false);
         bool id (false);
@@ -191,7 +192,7 @@ namespace build2
 
           value& v (
             tt.assign (
-              var_pool.insert<target_triplet> (
+              var_pool.rw (ml).insert<target_triplet> (
                 "test.target", variable_visibility::project)));
 
           v = cast<target_triplet> ((*global_scope)["build.host"]);