Ubuntu 19.04 で Octave Forges をインストールできない

Ubuntu 19.04 で Octave Forges をインストールできない

オクターブフォージインストールに失敗するオクターブsnap octave v5.1 を使用した Ubuntu 19.04 のリポジトリから:

pkg install -forge symbolic
error: get_forge_pkg: could not read URL, please verify internet connection
error: called from
    get_forge_pkg at line 66 column 7
    get_forge_download at line 26 column 14
    pkg at line 407 column 31

ダウンロードしたイメージからパッケージをインストールしてみることも試しました:

>> pkg install symbolic-2.8.0.tar.gz
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "C",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_US.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "C",
        LC_PAPER = "en_US.UTF-8",
        LANG = "en_US.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
For information about changes from previous versions of the symbolic package, run 'news symbolic'.

私のロケール設定

locale
LANG=en_US.UTF-8
LANGUAGE=
LC_CTYPE="en_US.UTF-8"
LC_NUMERIC=en_US.UTF-8
LC_TIME=en_US.UTF-8
LC_COLLATE="en_US.UTF-8"
LC_MONETARY=en_US.UTF-8
LC_MESSAGES="en_US.UTF-8"
LC_PAPER=en_US.UTF-8
LC_NAME=en_US.UTF-8
LC_ADDRESS=en_US.UTF-8
LC_TELEPHONE=en_US.UTF-8
LC_MEASUREMENT=en_US.UTF-8
LC_IDENTIFICATION=en_US.UTF-8
LC_ALL=

アップデート

状況はほぼ改善され、現在は snap アプリの代わりに flatpak アプリを使用していますが、すべて正常に動作しています (ただし、リポジトリからパッケージをインストールすることはできません)

とにかく、私はSymbolicをロードするたびにこの厄介な小さな問題に直面しています

syms x
Symbolic pkg v2.8.0: sh: warning: setlocale: LC_ALL: cannot change locale (C.UTF-8)
sh: warning: setlocale: LC_ALL: cannot change locale (C.UTF-8)
sh: warning: setlocale: LC_ALL: cannot change locale (C.UTF-8)
Python communication link active, SymPy v1.3.

答え1

アップデート2

最後の問題は、

export LC_ALL=en_US.UTF-8
export LANG=en_US.UTF-8

ファイル内

/etc/default/locale

今では正常に動作するようになりました

>> pkg load symbolic
>> syms s
Symbolic pkg v2.8.0: Python communication link active, SymPy v1.3.

関連情報