How to get product categories in product loop in Woo-commerce?

Get product categories in product loop in Woo-commerce.

add_action('woocommerce_shop_loop_item_title', 'pendingcategory');    

function pendingcategory(){

global $product;

$id = $product->get_id();

$terms = wp_get_post_terms( $id, 'product_cat' );

foreach ( $terms as $term ) {

$categories[] = $term->slug;

}

if ( in_array( 'pending', $categories ) ) {  

echo 'Pending';

}

}