Magento – Magento2 doesn’t reindex

I added 2000 + products for magento2 , but Magento2 doesn't reindex index.

Run the reindex command bin/magento indexer:reindex
successfully. But my store's front doesn't display product.

My Magento 2 version is 2.0.7 , PHP 7.0.8 ,mysql 5.6

var/log

[2016-09-02 13:02:02] main.INFO: Cache file with merged layout: LAYOUT_frontend_STORE1_4c6b6eeafea885c0042386fe963c20026: Please correct the XML data and try again.  [] []
[2016-09-02 13:02:02] main.INFO: Cache file with merged layout: LAYOUT_frontend_STORE1_40a98983867a1770682b48d9a0ad63441: Please correct the XML data and try again.  [] []
[2016-09-02 13:02:02] main.CRITICAL: Broken reference: the 'catalog.compare.sidebar' element cannot be added as child to 'sidebar.additional', because the latter doesn't exi$
[2016-09-02 13:02:02] main.CRITICAL: Broken reference: the 'sale.reorder.sidebar' element cannot be added as child to 'sidebar.additional', because the latter doesn't exist $
[2016-09-02 13:02:02] main.CRITICAL: Broken reference: the 'wishlist_sidebar' element cannot be added as child to 'sidebar.additional', because the latter doesn't exist [] []
[2016-09-02 13:02:02] main.CRITICAL: Broken reference: the 'catalog.compare.link' tries to reorder itself towards 'top.links', but their parents are different: 'header.links$
[2016-09-02 13:02:02] main.CRITICAL: Broken reference: the 'store.settings.currency' tries to reorder itself towards 'store_language', but their parents are different: 'stor$
[2016-09-02 13:02:03] main.INFO: SELECT `e`.*, IF(at_custom_use_parent_settings.value_id > 0, at_custom_use_parent_settings.value, at_custom_use_parent_settings_default.valu$
 LEFT JOIN `catalog_category_entity_int` AS `at_custom_use_parent_settings_default` ON (`at_custom_use_parent_settings_default`.`entity_id` = `e`.`entity_id`) AND (`at_custo$
 LEFT JOIN `catalog_category_entity_int` AS `at_custom_use_parent_settings` ON (`at_custom_use_parent_settings`.`entity_id` = `e`.`entity_id`) AND (`at_custom_use_parent_set$
[2016-09-02 13:02:03] main.INFO: Cache file with merged layout: LAYOUT_frontend_STORE1_46f1b068ec7ccf4878f9284dd1137afd1: Please correct the XML data and try again.  [] []
[2016-09-02 13:02:03] main.INFO: Cache file with merged layout: LAYOUT_adminhtml_STORE1_3e6fe115ba31d500509103893a62701cf: Please correct the XML data and try again.  [] []
[2016-09-02 13:02:03] main.CRITICAL: Broken reference: the 'header' tries to reorder itself towards 'global.notices', but their parents are different: 'page.wrapper' and 'no$
[2016-09-02 13:02:03] main.CRITICAL: Broken reference: the 'page.breadcrumbs' tries to reorder itself towards 'notifications', but their parents are different: 'page.wrapper$
[2016-09-02 13:02:03] main.CRITICAL: Broken reference: the 'notification.messages' tries to reorder itself towards 'user', but their parents are different: 'header.inner.rig$
[2016-09-02 13:02:03] main.INFO: Cache file with merged layout: LAYOUT_adminhtml_STORE1_36f1b068ec7ccf4878f9284dd1137afd1: Please correct the XML data and try again.  [] []
[2016-09-02 13:02:03] main.INFO: Cache file with merged layout: LAYOUT_frontend_STORE1_4a456e24e9e0ef145439d526f18fb8b48: Please correct the XML data and try again.  [] []
[2016-09-02 13:02:03] main.INFO: Cache file with merged layout: LAYOUT_frontend_STORE1_4c6690f29cb80c2b881a7311e8632bc3e: Please correct the XML data and try again.  [] []
[2016-09-02 13:02:03] main.CRITICAL: Broken reference: the 'catalog.compare.link' tries to reorder itself towards 'top.links', but their parents are different: 'header.links$
[2016-09-02 13:02:03] main.CRITICAL: Broken reference: the 'store.settings.currency' tries to reorder itself towards 'store_language', but their parents are different: 'stor$
[2016-09-02 13:02:03] main.CRITICAL: Broken reference: the 'product.info.price' tries to reorder itself towards 'product.info.review', but their parents are different: 'prod$
[2016-09-02 13:02:03] main.CRITICAL: Broken reference: the 'product.price.final' tries to reorder itself towards 'product.info.sku', but their parents are different: 'produc$
[2016-09-02 13:02:03] main.CRITICAL: Broken reference: the 'product.info.social' tries to reorder itself towards 'product.info.overview', but their parents are different: 'p$
[2016-09-02 13:02:03] main.CRITICAL: Broken reference: the 'bml.right.logo' tries to reorder itself towards 'product.info.addtocart.paypal', but their parents are different:$

debug.log

2016-09-02 13:04:02] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_customer_grid_flat_3"},"is_exception":fa$
[2016-09-02 13:04:02] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_customer_grid_flat_4"},"is_exception":fa$
[2016-09-02 13:04:02] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_customer_grid_flat_1"},"is_exception":fa$
[2016-09-02 13:04:02] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_customer_grid_flat_2"},"is_exception":fa$
[2016-09-02 13:04:02] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_customer_grid_flat_3"},"is_exception":fa$
[2016-09-02 13:04:02] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_customer_grid_flat_4"},"is_exception":fa$
[2016-09-02 13:04:32] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"tags":["catalog_category","catalog_product"],"mode":"matchingAnyTag"},$
[2016-09-02 13:04:32] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"tags":["catalog_category","catalog_product"],"mode":"matchingAnyTag"},$
[2016-09-02 13:04:32] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_catalogsearch_fulltext_scope1_1"},"is_ex$
[2016-09-02 13:04:32] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_catalogsearch_fulltext_scope1_2"},"is_ex$
[2016-09-02 13:04:32] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_catalogsearch_fulltext_scope1_3"},"is_ex$
[2016-09-02 13:04:32] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_catalogsearch_fulltext_scope1_4"},"is_ex$
[2016-09-02 13:04:32] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_catalogsearch_fulltext_scope1_1"},"is_ex$
[2016-09-02 13:04:32] main.DEBUG: cache_invalidate:  {"method":"GET","url":"http:/","invalidateInfo":{"identifier":"DB_PDO_MYSQL_DDL_catalogsearch_fulltext_scope1_2"},"is_ex$

root@ubuntu:

    /var/www/magento2# php -d memory_limit=8192M bin/magento indexer:reindex && php bin/magento cache:clean
    Customer Grid index has been rebuilt successfully in 00:00:00
    Category Products index has been rebuilt successfully in 00:00:49
    Product Categories index has been rebuilt successfully in 00:00:56
    SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry '5893-0-1' for key 'PRIMARY', query was: INSERT INTO `catalog_product_index_price_idx` SELECT catalog_product_index_price_final_idx`.`entity_id`,
catalog_product_index_price_final_idx`.`customer_group_id`, catalog_product_index_price_final_idx`.`website_id`, catalog_product_index_price_final_idx`.`tax_class_id`, catalog_product_index_price_final_idx`.`orig_price` AS `price`, catalog_product_index_price_final_idx`.`price` AS `final_price`, catalog_product_index_price_final_idx`.`min_price`, catalog_product_index_price_final_idx`.`max_price`, catalog_product_index_price_final_idx`.`tier_price` FROM catalog_product_index_price_final_idx

My database table "cron_schedule"
show message :

indexer_update_all_views
Can't create directory /var/www/magento2/var/generation/Magento/Indexer/Model/Processor/.
indexer_reindex_all_invalid
Can't create directory /var/www/magento2/var/generation/Magento/Indexer/Model/Processor/.
indexer_update_all_views
Can't create directory /var/www/magento2/var/generation/Magento/Indexer/Model/Processor/.
indexer_reindex_all_invalid
Can't create directory /var/www/magento2/var/generation/Magento/Indexer/Model/Processor/.
magento_newrelicreporting_cron
Class Magento\Eav\Model\ResourceModel\Entity\Attribute\CollectionFactory does not exist
Can't create directory
sales_send_order_creditmemo_emails
/var/www/magento2/var/generation/Magento/Framework/Translate/ResourceInterface/.
Can't create directory
 sales_send_order_shipment_emails
/var/www/magento2/var/generation/Magento/Framework/Translate/ResourceInterface/.
Can't create directory
sales_send_order_invoice_emails
/var/www/magento2/var/generation/Magento/Framework/Translate/ResourceInterface/.
Can't create directory
sales_send_order_emails
/var/www/magento2/var/generation/Magento/Framework/Translate/ResourceInterface/.
indexer_update_all_views
Can't create directory /var/www/magento2/var/generation/Magento/Indexer/Model/Processor/.
indexer_reindex_all_invalid
Can't create directory /var/www/magento2/var/generation/Magento/Indexer/Model/Processor/.