REGEX-Escape for: [ERR][04-16-2019 10:37:46] Design has 14 registers (4 bits) without a clock. Se...

Your Input:
Result, the escaped string:
\[ERR\]\[04\-16\-2019 10\:37\:46\] Design has 14 registers \(4 bits\) without a clock\. See 'syn\/reports\/\/pd_d2m_cmn_unclocked_regs\.rpt' for the complete list

What must the escaping look like for:
[ERR][04-16-2019 10:37:46] Design has 14 registers (4 bits) without a clock. See 'syn/reports//pd_d2m_cmn_unclocked_regs.rpt' for the complete list

The excaped text for use in a regex is:
\[ERR\]\[04\-16\-2019 10\:37\:46\] Design has 14 registers \(4 bits\) without a clock\. See 'syn\/reports\/\/pd_d2m_cmn_unclocked_regs\.rpt' for the complete list