2025-01-18 18:56:22.240 UTC postmaster[21357] LOG: starting PostgreSQL 18devel on x86_64-freebsd, compiled by clang-17.0.6, 64-bit 2025-01-18 18:56:22.240 UTC postmaster[21357] LOG: listening on Unix socket "/tmp/pg_regress-VcWsGv/.s.PGSQL.40079" 2025-01-18 18:56:22.242 UTC startup[21360] LOG: database system was shut down at 2025-01-18 18:56:22 UTC 2025-01-18 18:56:22.244 UTC postmaster[21357] LOG: database system is ready to accept connections 2025-01-18 18:56:22.323 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.323 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('(*)', '', ''); 2025-01-18 18:56:22.325 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid argument to regex function 2025-01-18 18:56:22.325 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a', '', 'qe'); 2025-01-18 18:56:22.325 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid argument to regex function 2025-01-18 18:56:22.325 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a', '', 'qa'); 2025-01-18 18:56:22.325 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid argument to regex function 2025-01-18 18:56:22.325 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a', '', 'qx'); 2025-01-18 18:56:22.325 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid argument to regex function 2025-01-18 18:56:22.325 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a', '', 'qn'); 2025-01-18 18:56:22.325 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid argument to regex function 2025-01-18 18:56:22.325 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a', '', 'ba'); 2025-01-18 18:56:22.327 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: parentheses () not balanced 2025-01-18 18:56:22.327 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a(b', '', '-'); 2025-01-18 18:56:22.327 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: parentheses () not balanced 2025-01-18 18:56:22.327 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\(b', '', 'b'); 2025-01-18 18:56:22.328 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: parentheses () not balanced 2025-01-18 18:56:22.328 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a)b', '', '-'); 2025-01-18 18:56:22.328 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: parentheses () not balanced 2025-01-18 18:56:22.328 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\)b', '', 'b'); 2025-01-18 18:56:22.328 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.328 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a(?:b)c', '', 'e'); 2025-01-18 18:56:22.331 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.331 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('*', '', '-'); 2025-01-18 18:56:22.331 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.331 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('(*)', '', '-'); 2025-01-18 18:56:22.332 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.332 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('^*', '', '-'); 2025-01-18 18:56:22.334 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.334 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('+', '', '-'); 2025-01-18 18:56:22.334 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.334 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('?', '', '-'); 2025-01-18 18:56:22.334 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid backreference number 2025-01-18 18:56:22.334 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('x(\w)(?=(\1))', '', '-'); 2025-01-18 18:56:22.336 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.336 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('**', '', '-'); 2025-01-18 18:56:22.336 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.336 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a**', '', ''); 2025-01-18 18:56:22.336 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.336 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a**', '', 'b'); 2025-01-18 18:56:22.336 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.336 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a**b', '', ''); 2025-01-18 18:56:22.336 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.336 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a**b', '', 'b'); 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('***', '', ''); 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('***', '', 'b'); 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a++', '', '-'); 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a?+', '', '-'); 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a?*', '', '-'); 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a+*', '', '-'); 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.337 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a*+', '', '-'); 2025-01-18 18:56:22.338 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid repetition count(s) 2025-01-18 18:56:22.338 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a{1,0}', '', '-'); 2025-01-18 18:56:22.338 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid repetition count(s) 2025-01-18 18:56:22.338 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a{1,2,3}', '', '-'); 2025-01-18 18:56:22.338 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid repetition count(s) 2025-01-18 18:56:22.338 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a{257}', '', '-'); 2025-01-18 18:56:22.338 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid repetition count(s) 2025-01-18 18:56:22.338 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a{1000}', '', '-'); 2025-01-18 18:56:22.339 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: braces {} not balanced 2025-01-18 18:56:22.339 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a{1', '', '-'); 2025-01-18 18:56:22.339 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid repetition count(s) 2025-01-18 18:56:22.339 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a{1n}', '', '-'); 2025-01-18 18:56:22.339 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: braces {} not balanced 2025-01-18 18:56:22.339 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\{0,1', '', 'b'); 2025-01-18 18:56:22.339 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid repetition count(s) 2025-01-18 18:56:22.339 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a{0,1\', '', '-'); 2025-01-18 18:56:22.345 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.345 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[0-[=x=]]', '', ''); 2025-01-18 18:56:22.345 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.345 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[0-[=x=]]', '', 'b'); 2025-01-18 18:56:22.345 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character class 2025-01-18 18:56:22.345 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[:woopsie:]]', '', ''); 2025-01-18 18:56:22.345 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character class 2025-01-18 18:56:22.345 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[:woopsie:]]', '', 'b'); 2025-01-18 18:56:22.346 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.346 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[0-[:digit:]]', '', ''); 2025-01-18 18:56:22.346 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.346 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[0-[:digit:]]', '', 'b'); 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid collating element 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[..]]b', '', ''); 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid collating element 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[..]]b', '', 'b'); 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid collating element 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[==]]b', '', ''); 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid collating element 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[==]]b', '', 'b'); 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character class 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[::]]b', '', ''); 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character class 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[::]]b', '', 'b'); 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.347 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[.a', '', ''); 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[.a', '', 'b'); 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[=a', '', ''); 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[=a', '', 'b'); 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[:a', '', ''); 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[[:a', '', 'b'); 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[', '', ''); 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[', '', 'b'); 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[b', '', ''); 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.348 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[b', '', 'b'); 2025-01-18 18:56:22.349 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.349 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[b-', '', ''); 2025-01-18 18:56:22.349 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.349 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[b-', '', 'b'); 2025-01-18 18:56:22.349 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.349 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[b-c', '', ''); 2025-01-18 18:56:22.349 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: brackets [] not balanced 2025-01-18 18:56:22.349 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[b-c', '', 'b'); 2025-01-18 18:56:22.350 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.350 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[c-b]', '', ''); 2025-01-18 18:56:22.350 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.350 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[c-b]', '', 'b'); 2025-01-18 18:56:22.350 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.350 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[a-b-c]', '', ''); 2025-01-18 18:56:22.350 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.350 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[a-b-c]', '', 'b'); 2025-01-18 18:56:22.352 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.352 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a[\Z]b', '', '-'); 2025-01-18 18:56:22.359 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.359 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('^*', '', '-'); 2025-01-18 18:56:22.359 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.359 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('$*', '', '-'); 2025-01-18 18:56:22.359 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.359 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('\A*', '', '-'); 2025-01-18 18:56:22.359 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.359 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('\Z*', '', '-'); 2025-01-18 18:56:22.363 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.363 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('[[:<:]]*', '', '-'); 2025-01-18 18:56:22.363 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.363 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('[[:>:]]*', '', '-'); 2025-01-18 18:56:22.363 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.363 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('\<*', '', 'b'); 2025-01-18 18:56:22.363 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.363 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('\>*', '', 'b'); 2025-01-18 18:56:22.363 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.363 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('\y*', '', '-'); 2025-01-18 18:56:22.364 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.364 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('\Y*', '', '-'); 2025-01-18 18:56:22.367 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.367 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('[\w-~]*', 'ab01_~-`**', 'LNPSE'); 2025-01-18 18:56:22.367 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.367 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('[~-\w]*', 'ab01_~-`**', 'LNPSE'); 2025-01-18 18:56:22.368 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.368 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('[[:alnum:]-~]*', 'ab01~-`**', 'LNS'); 2025-01-18 18:56:22.368 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid character range 2025-01-18 18:56:22.368 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('[~-[:alnum:]]*', 'ab01~-`**', 'LNS'); 2025-01-18 18:56:22.373 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.373 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\', '', ''); 2025-01-18 18:56:22.373 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.373 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\', '', 'b'); 2025-01-18 18:56:22.376 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.376 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\u008x', E'a\bx', 'P'); 2025-01-18 18:56:22.376 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.376 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\U0000008x', E'a\bx', 'P'); 2025-01-18 18:56:22.376 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.376 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\xq', '', '-'); 2025-01-18 18:56:22.377 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.377 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\z', '', '-'); 2025-01-18 18:56:22.380 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid backreference number 2025-01-18 18:56:22.380 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a((b)\1)', '', '-'); 2025-01-18 18:56:22.380 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid backreference number 2025-01-18 18:56:22.380 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a(b)c\2', '', '-'); 2025-01-18 18:56:22.385 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid backreference number 2025-01-18 18:56:22.385 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\7b', '', '-'); 2025-01-18 18:56:22.386 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid backreference number 2025-01-18 18:56:22.386 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a((((((((((b\10))))))))))c', '', '-'); 2025-01-18 18:56:22.386 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid backreference number 2025-01-18 18:56:22.386 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('a\12b', '', 'b'); 2025-01-18 18:56:22.390 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid regexp (reg version 0.8) 2025-01-18 18:56:22.390 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('***?', '', ''); 2025-01-18 18:56:22.390 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid regexp (reg version 0.8) 2025-01-18 18:56:22.390 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('***?', '', 'b'); 2025-01-18 18:56:22.391 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.391 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('***:***=a*b', '', ''); 2025-01-18 18:56:22.391 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.391 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('***:***=a*b', '', 'b'); 2025-01-18 18:56:22.392 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.392 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('(?b)\w+', '', 'e'); 2025-01-18 18:56:22.394 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: invalid embedded option 2025-01-18 18:56:22.394 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('(?z)ab', '', '-'); 2025-01-18 18:56:22.395 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.395 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('(?i)(?q)a+', '', 'P'); 2025-01-18 18:56:22.415 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.415 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('***', '', ''); 2025-01-18 18:56:22.415 UTC client backend[21368] pg_regress/test_regex ERROR: invalid regular expression: quantifier operand invalid 2025-01-18 18:56:22.415 UTC client backend[21368] pg_regress/test_regex STATEMENT: select * from test_regex('***', '', 'b'); 2025-01-18 18:56:22.623 UTC client backend[21372] pg_regress/test_regex_utf8 ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.623 UTC client backend[21372] pg_regress/test_regex_utf8 STATEMENT: select * from test_regex('a\U0001234x', E'a\u1234x', 'P'); 2025-01-18 18:56:22.623 UTC client backend[21372] pg_regress/test_regex_utf8 ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.623 UTC client backend[21372] pg_regress/test_regex_utf8 STATEMENT: select * from test_regex('a\U0001234x', E'a\u1234x', 'P'); 2025-01-18 18:56:22.623 UTC client backend[21372] pg_regress/test_regex_utf8 ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.623 UTC client backend[21372] pg_regress/test_regex_utf8 STATEMENT: select * from test_regex('a\U1000000x', E'a\ufffd0x', 'P'); 2025-01-18 18:56:22.623 UTC client backend[21372] pg_regress/test_regex_utf8 ERROR: invalid regular expression: invalid escape \ sequence 2025-01-18 18:56:22.623 UTC client backend[21372] pg_regress/test_regex_utf8 STATEMENT: select * from test_regex('a\U1000000x', E'a\ufffd0x', 'P'); 2025-01-18 18:56:22.630 UTC postmaster[21357] LOG: received fast shutdown request 2025-01-18 18:56:22.630 UTC postmaster[21357] LOG: aborting any active transactions TRAP: failed Assert("(remainMask.mask | targetMask.mask) == BTYPE_MASK_ALL.mask"), File: "../src/backend/postmaster/postmaster.c", Line: 2909, PID: 21357 0xaa3af2 at /tmp/cirrus-ci-build/build/tmp_install//usr/local/pgsql/bin/postgres 0x89d2d5 at /tmp/cirrus-ci-build/build/tmp_install//usr/local/pgsql/bin/postgres 0x89af45 at /tmp/cirrus-ci-build/build/tmp_install//usr/local/pgsql/bin/postgres 0x89a164 at /tmp/cirrus-ci-build/build/tmp_install//usr/local/pgsql/bin/postgres