It doesn't work. Why is that so?

study071126@minecraft:~$ cd ~/minecraft/ && sh ./run.sh nogui
Error occurred during initialization of VM
Too small maximum heap
study071126@minecraft:~/minecraft$ ls
config          forge-1.20.1-47.2.0-installer.jar      logs     run.sh
defaultconfigs  forge-1.20.1-47.2.0-installer.jar.log  mods     user_jvm_args.txt
eula.txt        libraries                              run.bat
study071126@minecraft:~/minecraft$ java -Xms10G -Xmx14G -jar ^C
study071126@minecraft:~/minecraft$ java -Xms10G -Xmx14G -jar forge-1.20.1-47.2.0-installer.jar --nogui
JVM info: Private Build - 18.0.2-ea - 18.0.2-ea+9-Ubuntu-222.04
java.net.preferIPv4Stack=true
Current Time: 07/02/2024 01:44:54
Exception in thread "main"
joptsimple.UnrecognizedOptionException: nogui is not a recognized option
        at joptsimple.OptionException.unrecognizedOption(OptionException.java:108)
        at joptsimple.OptionParser.handleLongOptionToken(OptionParser.java:510)
        at joptsimple.OptionParserState$2.handleArgument(OptionParserState.java:56)
        at joptsimple.OptionParser.parse(OptionParser.java:396)
        at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:93)
study071126@minecraft:~/minecraft$ ^C
study071126@minecraft:~/minecraft$ cd ~/minecraft/ && sh ./run.sh nogui
Error occurred during initialization of VM
Too small maximum heap
study071126@minecraft:~/minecraft$ ^C
study071126@minecraft:~/minecraft$ ^C
study071126@minecraft:~/minecraft$ sudo java -Xmx9218m -Xms2048m -jar forge-1.20.1-47.2.0-installer.jar --noguiJVM info: Private Build - 18.0.2-ea - 18.0.2-ea+9-Ubuntu-222.04
java.net.preferIPv4Stack=true
Current Time: 07/02/2024 01:47:35
Exception in thread "main"
joptsimple.UnrecognizedOptionException: nogui is not a recognized option
        at joptsimple.OptionException.unrecognizedOption(OptionException.java:108)
        at joptsimple.OptionParser.handleLongOptionToken(OptionParser.java:510)
        at joptsimple.OptionParserState$2.handleArgument(OptionParserState.java:56)
        at joptsimple.OptionParser.parse(OptionParser.java:396)
        at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:93)
study071126@minecraft:~/minecraft$ ^C
study071126@minecraft:~/minecraft$ cd ~/minecraft/ && sh ./run.sh nogui
Error occurred during initialization of VM
Too small maximum heap
study071126@minecraft:~/minecraft$ cd ~/minecraft/ && sh ./run.sh nogui
Error occurred during initialization of VM
Too small maximum heap
study071126@minecraft:~/minecraft$ sudo java -Xmx2048m -Xms9218m -jar forge-1.20.1-47.2.0-installer.jar --noguiError occurred during initialization of VM
Initial heap size set to a larger value than the maximum heap size
study071126@minecraft:~/minecraft$ sudo java -Xmx2048m -Xms9218m -jar forge-1.20.1-47.2.0-installer.jar --noguiError occurred during initialization of VM
Initial heap size set to a larger value than the maximum heap size
study071126@minecraft:~/minecraft$ sudo java -Xmx2048m -Xms2048m -jar -jar forge-1.20.1-47.2.0-installer.jar --nogui
JVM info: Private Build - 18.0.2-ea - 18.0.2-ea+9-Ubuntu-222.04
java.net.preferIPv4Stack=true
Current Time: 07/02/2024 01:48:42
Exception in thread "main"
joptsimple.UnrecognizedOptionException: nogui is not a recognized option
        at joptsimple.OptionException.unrecognizedOption(OptionException.java:108)
        at joptsimple.OptionParser.handleLongOptionToken(OptionParser.java:510)
        at joptsimple.OptionParserState$2.handleArgument(OptionParserState.java:56)
        at joptsimple.OptionParser.parse(OptionParser.java:396)
        at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:93)
study071126@minecraft:~/minecraft$ cd ~/minecraft/ && sh ./run.sh nogui                                        Error occurred during initialization of VM
study071126@minecraft:~/minecraft$ ^C
study071126@minecraft:~/minecraft$ sh ./run.sh
Error occurred during initialization of VM
Too small maximum heap
study071126@minecraft:~/minecraft$