added db adding log

ubuntu@ip-999999:~/drugshop-server/webdrug$ rake 'parse:drugimport[rawdata.csv,Drug]'
Rails Error: Unable to access log file. Please ensure that /home/ubuntu/drugshop-server/webdrug/log/development.log exists and is writable (ie, make it writable for user and group: chmod 0664 /home/ubuntu/drugshop-server/webdrug/log/development.log). The log level has been raised to WARN and the output directed to STDERR until the problem is fixed.
   (0.1ms)  begin transaction
  SQL (0.3ms)  INSERT INTO "drugs" ("name", "sellname", "description", "seller", "amount", "edgeprice", "price", "regnumber", "regdate", "barcode", "created_at", "updated_at") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)  [["name", "~"], ["sellname", "Кагоцел"], ["description", "таблетки 12 мг  10 шт. - упаковки ячейковые контурные - пачки картонные"], ["seller", "\"ООО \"\"НИАРМЕДИК ПЛЮС\"\" - Россия\""], ["amount", "10"], ["edgeprice", "\"164"], ["price", "98\""], ["regnumber", ""], ["regdate", "Р N002027/01"], ["barcode", "\"10.03.2010"], ["created_at", "2015-08-02 03:57:44.657036"], ["updated_at", "2015-08-02 03:57:44.657036"]]
   (6.7ms)  commit transaction
   (0.0ms)  begin transaction
  SQL (0.1ms)  INSERT INTO "drugs" ("name", "sellname", "created_at", "updated_at") VALUES (?, ?, ?, ?)  [["name", "(1808-Пр/10)\""], ["sellname", "4605340000312"], ["created_at", "2015-08-02 03:57:44.669962"], ["updated_at", "2015-08-02 03:57:44.669962"]]
   (5.6ms)  commit transaction
   (0.0ms)  begin transaction
  SQL (0.1ms)  INSERT INTO "drugs" ("name", "sellname", "description", "seller", "amount", "edgeprice", "price", "regnumber", "regdate", "barcode", "created_at", "updated_at") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)  [["name", "~"], ["sellname", "Пирфотех 99mТc"], ["description", "лиофилизат для приготовления раствора для внутривенного введения - флаконы 10 мл (5) - коробки картонные"], ["seller", "\"ООО \"\"Диамед\"\" - Россия\""], ["amount", "5"], ["edgeprice", "\"1435"], ["price", "32\""], ["regnumber", ""], ["regdate", "Р N000494/01"], ["barcode", "\"03.03.2010"], ["created_at", "2015-08-02 03:57:44.678145"], ["updated_at", "2015-08-02 03:57:44.678145"]]
   (6.9ms)  commit transaction
   (0.0ms)  begin transaction
  SQL (0.1ms)  INSERT INTO "drugs" ("name", "sellname", "created_at", "updated_at") VALUES (?, ?, ?, ?)  [["name", "(1620-Пр/10)\""], ["sellname", "4606223000061"], ["created_at", "2015-08-02 03:57:44.686632"], ["updated_at", "2015-08-02 03:57:44.686632"]]
   (5.2ms)  commit transaction
   (0.0ms)  begin transaction
  SQL (0.1ms)  INSERT INTO "drugs" ("name", "sellname", "description", "seller", "amount", "edgeprice", "price", "regnumber", "regdate", "barcode", "created_at", "updated_at") VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)  [["name", "~"], ["sellname", "Технефит 99mTc"], ["description", "лиофилизат для приготовления раствора для внутривенного введения - флаконы 10 мл (5) - пачки картонные"], ["seller", "\"ООО \"\"Диамед\"\" - Россия\""], ["amount", "5"], ["edgeprice", "\"1617"], ["price", "84\""], ["regnumber", ""], ["regdate", "ЛС-002365"], ["barcode", "\"03.03.2010"], ["created_at", "2015-08-02 03:57:44.693882"], ["updated_at", "2015-08-02 03:57:44.693882"]]
   (6.4ms)  commit transaction