Accusing the Union Government of not allowing the Congress leaders to speak on farmers' issue in the Lok Sabha, party vice-president Rahul Gandhi on Wednesday said Parliament functioned even at midnight for the GST but cannot spare a minute for issues related to farmers.The Congress vice-president attemped to corner the BJP over the agrarian crisis in Rajasthan. He also slammed the government over the GST implementation, saying big traders have no issues with it.