test/ectest.c:576: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [0, 8]):unsigned64 by call to `EC_POINTs_mul`.
Showing all 13 steps of the trace


test/ectest.c:542:13: Call
540.                                                          ctx))
541.           || !TEST_int_eq(EC_GROUP_get_degree(group), 521)
542.           || !group_order_tests(group)
                   ^
543.           || !TEST_ptr(P_521 = EC_GROUP_new(EC_GROUP_method_of(group)))
544.           || !TEST_true(EC_GROUP_copy(P_521, group))

test/ectest.c:53:13: Call
  51.           || !TEST_true(EC_POINT_mul(group, Q, order, NULL, NULL, ctx))
  52.           || !TEST_true(EC_POINT_is_at_infinity(group, Q))
  53.           || !TEST_true(EC_GROUP_precompute_mult(group, ctx))
                    ^
  54.           || !TEST_true(EC_POINT_mul(group, Q, order, NULL, NULL, ctx))
  55.           || !TEST_true(EC_POINT_is_at_infinity(group, Q))

crypto/ec/ec_lib.c:991:16: Call
    989.       if (group->meth->mul == 0)
    990.           /* use default */
    991.           return ec_wNAF_precompute_mult(group, ctx);
                          ^
    992.   
    993.       if (group->meth->precompute_mult != 0)

crypto/ec/ec_mult.c:859:5: Assignment
      857.        * efficiency.
      858.        */
      859.       blocksize = 8;
                 ^
      860.       w = 4;
      861.       if (EC_window_bits_for_scalar_size(bits) > w) {

crypto/ec/ec_mult.c:940:5: Assignment
      938.   
      939.       pre_comp->group = group;
      940.       pre_comp->blocksize = blocksize;
                 ^
      941.       pre_comp->numblocks = numblocks;
      942.       pre_comp->w = w;

test/ectest.c:576:10: Call
574.   
575.       /* z is still the group order */
576.       if (!TEST_true(EC_POINTs_mul(group, P, NULL, 2, points, scalars, ctx))
                ^
577.           || !TEST_true(EC_POINTs_mul(group, R, z, 2, points, scalars, ctx))
578.           || !TEST_int_eq(0, EC_POINT_cmp(group, P, R, ctx))

crypto/ec/ec_lib.c:933:1: Parameter `group->pre_comp.ec->blocksize`
  931.    */
  932.   
  933. > int EC_POINTs_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
  934.                     size_t num, const EC_POINT *points[],
  935.                     const BIGNUM *scalars[], BN_CTX *ctx)

crypto/ec/ec_lib.c:965:15: Call
  963.       else
  964.           /* use default */
  965.           ret = ec_wNAF_mul(group, r, scalar, num, points, scalars, ctx);
                       ^
  966.   
  967.       BN_CTX_free(new_ctx);

crypto/ec/ec_mult.c:410:1: <LHS trace>
408.    * in the addition if scalar != NULL
409.    */
410. > int ec_wNAF_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
411.                   size_t num, const EC_POINT *points[], const BIGNUM *scalars[],
412.                   BN_CTX *ctx)

crypto/ec/ec_mult.c:410:1: Parameter `group->pre_comp.ec->numblocks`
    408.    * in the addition if scalar != NULL
    409.    */
    410. > int ec_wNAF_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
    411.                   size_t num, const EC_POINT *points[], const BIGNUM *scalars[],
    412.                   BN_CTX *ctx)

crypto/ec/ec_mult.c:410:1: <RHS trace>
408.    * in the addition if scalar != NULL
409.    */
410. > int ec_wNAF_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
411.                   size_t num, const EC_POINT *points[], const BIGNUM *scalars[],
412.                   BN_CTX *ctx)

crypto/ec/ec_mult.c:410:1: Parameter `group->pre_comp.ec->numblocks`
    408.    * in the addition if scalar != NULL
    409.    */
    410. > int ec_wNAF_mul(const EC_GROUP *group, EC_POINT *r, const BIGNUM *scalar,
    411.                   size_t num, const EC_POINT *points[], const BIGNUM *scalars[],
    412.                   BN_CTX *ctx)

crypto/ec/ec_mult.c:624:25: Binary operation: ([0, +oo] - [0, 8]):unsigned64 by call to `EC_POINTs_mul` 
    622.                               goto err;
    623.                           }
    624.                           tmp_len -= blocksize;
                                   ^
    625.                       } else
    626.                           /*
