espeak-ng @1.50: phsource/intonation': No such file or directory.

[Git-Christopher (Kit Christopher)]

after following the directions on ​https://ports.macports.org/port/espeak-ng/, i receive build errors when running the command sudo port install espeak-ng in the terminal. attaching log file for reference. thank you.

(base) christopher-mauldins-computer:~ Kit$ sudo port install espeak-ng
--->  Computing dependencies for espeak-ng
--->  Fetching archive for espeak-ng
--->  Attempting to fetch espeak-ng-1.50_0.darwin_19.x86_64.tbz2 from https://packages.macports.org/espeak-ng
--->  Attempting to fetch espeak-ng-1.50_0.darwin_19.x86_64.tbz2 from https://ywg.ca.packages.macports.org/mirror/macports/packages/espeak-ng
--->  Attempting to fetch espeak-ng-1.50_0.darwin_19.x86_64.tbz2 from https://mse.uk.packages.macports.org/espeak-ng
--->  Building espeak-ng
Error: Failed to build espeak-ng: command execution failed
Error: See /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_audio_espeak-ng/espeak-ng/main.log for details.
Error: Follow https://guide.macports.org/#project.tickets if you believe there
is a bug.
Error: Processing of port espeak-ng failed

[Git-Christopher (Kit Christopher)]

log file