searching.c: use logger

4 jobs for logger in 2 minutes and 3 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #361753
amd64 debian
build-debian

00:00:37

passed #361754
macos
build-macos

00:00:51

passed #361756
win32 amd64 debian
build-win32

00:01:51

passed #361755
win64 amd64 debian
build-win64

00:02:02