[eacsl] Update tests

src/plugins/e-acsl/tests/arith/oracle_ci/gen_arith.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 int main(void)
 {
   int __retres;

src/plugins/e-acsl/tests/arith/oracle_ci/gen_array.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 int T1[3];
 int T2[4];
 void arrays(void)

src/plugins/e-acsl/tests/arith/oracle_ci/gen_at.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 extern int __e_acsl_sound_verdict;
 
 int A = 0;

src/plugins/e-acsl/tests/arith/oracle_ci/gen_at_on-purely-logic-variables.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 extern int __e_acsl_sound_verdict;
 
 /*@ ensures

src/plugins/e-acsl/tests/arith/oracle_ci/gen_bitwise.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 void f_signed(int a, int b)
 {
   int c = a << 2;

src/plugins/e-acsl/tests/arith/oracle_ci/gen_cast.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 int main(void)
 {
   int __retres;

src/plugins/e-acsl/tests/arith/oracle_ci/gen_comparison.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 int main(void)
 {
   int __retres;

src/plugins/e-acsl/tests/arith/oracle_ci/gen_functions.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 extern int __e_acsl_sound_verdict;
 
 struct mystruct {

src/plugins/e-acsl/tests/arith/oracle_ci/gen_functions_rec.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 /*@ logic ℤ f1(ℤ n) = n ≤ 0? 0: f1(n - 1) + n;
 
 */

src/plugins/e-acsl/tests/arith/oracle_ci/gen_integer_constant.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 int main(void)
 {
   int __retres;

src/plugins/e-acsl/tests/arith/oracle_ci/gen_let.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 struct __anonstruct_r_1 {
    int x ;
    int y ;

src/plugins/e-acsl/tests/arith/oracle_ci/gen_longlong.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 unsigned long long my_pow(unsigned int x, unsigned int n)
 {
   unsigned long long __retres;

src/plugins/e-acsl/tests/arith/oracle_ci/gen_not.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 int main(void)
 {
   int __retres;

src/plugins/e-acsl/tests/arith/oracle_ci/gen_quantif.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 int main(void)
 {
   int __retres;

src/plugins/e-acsl/tests/arith/oracle_ci/gen_rationals.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 extern int __e_acsl_sound_verdict;
 
 /*@ ensures \let delta = 1;

src/plugins/e-acsl/tests/bts/oracle_ci/gen_bts1304.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 struct msgA {
    int type ;
    int a[2] ;

src/plugins/e-acsl/tests/bts/oracle_ci/gen_bts1307.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 extern int __e_acsl_sound_verdict;
 
 /*@ requires \valid(Mtmax_in);

src/plugins/e-acsl/tests/bts/oracle_ci/gen_bts1324.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 extern int __e_acsl_sound_verdict;
 
 /*@ behavior yes:

src/plugins/e-acsl/tests/bts/oracle_ci/gen_bts1326.c

 /* Generated by Frama-C */
+#include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 extern int __e_acsl_sound_verdict;
 
 typedef int ArrayInt[5];

src/plugins/e-acsl/tests/bts/oracle_ci/gen_bts1386_complex_flowgraph.c

 /* Generated by Frama-C */
 #include "stddef.h"
 #include "stdio.h"
-#include "stdlib.h"
 void duffcopy(char *to, char *from, int count)
 {
   __e_acsl_store_block((void *)(& from),(size_t)8);