;;; compiled /home/pnorcks/.cache/guile/ccache/2.0-LE-8-2.0/home/pnorcks/git/lilypond/scm/documentation-generate.scm.go
Backtrace:
In module/ice-9/boot-9.scm:
 170: 16 [catch #t #<catch-closure 1ba1500> ...]
In unknown file:
   ?: 15 [catch-closure]
In /home/pnorcks/git/lilypond/scm/lily.scm:
 789: 14 [lilypond-main #<variable 3c86670 value: #>]
 813: 13 [lilypond-all ("/home/pnorcks/git/lilypond/ly/generate-documentation")]
In unknown file:
   ?: 12 [for-each #<procedure 42fe700 at /home/pnorcks/git/lilypond/scm/lily.scm:814:5 (x)> ...]
In /home/pnorcks/git/lilypond/scm/lily.scm:
 826: 11 [#<procedure 42fe700 at /home/pnorcks/git/lilypond/scm/lily.scm:814:5 (x)> "/home/pnorcks/git/lilypond/ly/generate-documentation"]
In module/ice-9/boot-9.scm:
 170: 10 [catch ly-file-failed ...]
In unknown file:
   ?: 9 [ly:parse-file "/home/pnorcks/git/lilypond/ly/generate-documentation"]
In module/ice-9/boot-9.scm:
1189: 8 [%start-stack load-stack ...]
1194: 7 [#<procedure 3252510 ()>]
In unknown file:
   ?: 6 [primitive-load-path "documentation-generate.scm"]
In /home/pnorcks/git/lilypond/scm/documentation-generate.scm:
  30: 5 [#<procedure 22591e0 ()>]
In unknown file:
   ?: 4 [map #<procedure ly:load (x)> #]
In /home/pnorcks/git/lilypond/scm/lily.scm:
 283: 3 [ly:load "document-translation.scm"]
In unknown file:
   ?: 2 [primitive-load "/home/pnorcks/git/lilypond/out/share/lilypond/current/scm/document-translation.scm"]
   ?: 1 [map #<procedure 2564d80 at module/ice-9/eval.scm:378:13 (a)> (# # # # ...)]
   ?: 0 [hash-set! #(() () () ...) Piano_pedal_performer ...]

ERROR: In procedure hash-set!:
ERROR: In procedure scm_hash_fn_create_handle_x: Wrong type argument in position 1 (expecting hash-table): #(() () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () () ())