diff -r 3ea8ace6bc8a -r 1dd39517e1ce src/HOL/IMP/Abs_Int3.thy
--- a/src/HOL/IMP/Abs_Int3.thy	Fri Feb 07 10:44:04 2014 +0100
+++ b/src/HOL/IMP/Abs_Int3.thy	Fri Feb 07 14:18:31 2014 +0100
@@ -596,7 +596,7 @@
 
 lemma assumes "!!x y::'a::wn. x \<le> y \<Longrightarrow> f x \<le> f y"
 and "x \<le> f x" and "\<not> f x \<le> x" shows "x \<nabla> f x \<le> f(x \<nabla> f x)"
-nitpick[card = 3, expect = genuine, show_consts]
+nitpick[card = 3, expect = genuine, show_consts, timeout = 120]
 (*
 1 < 2 < 3,
 f x = 2,
@@ -613,7 +613,7 @@
 lemma assumes "!!x y::'a::wn. x \<le> y \<Longrightarrow> f x \<le> f y"
 and "x \<le> f x" and "\<not> f x \<le> x" and "f(f x) \<le> f x"
 shows "f(x \<nabla> f x) \<le> x \<nabla> f x"
-nitpick[card = 4, expect = genuine, show_consts]
+nitpick[card = 4, expect = genuine, show_consts, timeout = 120]
 (*
 
    0 < 1 < 2 < 3