[ngrams] foldr -> foldl

2 jobs for 551-dev-annotation-fix in 0 seconds (queued for 93 minutes and 32 seconds)
Status Job ID Name Coverage
  Test
failed #7302
deps

failed #7303
test

 
Name Stage Failure
failed
test Test There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace
failed
deps Test There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace