Maarten

OS: Linux Open Suse Leap 42.3
Asus ROG 8GB RX580 grafics
Latest drivers

Launcher 1.6.82-j Crash
Same error as OP.

[20:54:49 INFO]: Launching game
[20:54:49 INFO]: Unpacking natives to /home/NAME/.minecraft/versions/1.12/1.12-natives-777280788061
[20:54:49 INFO]: Launching in /home/NAME/.minecraft
[20:54:49 INFO]: Half command: /usr/lib64/jvm/java-1.8.0-openjdk-1.8.0/jre/bin/java -Xmx2G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn1G net.minecraft.client.main.Main
[20:54:49 INFO]: Looking for orphaned versions to clean up...
[20:54:49 INFO]: Deleting orphaned version 17w31a because it's a snapshot available on remote
[20:54:49 INFO]: Uninstalled CompleteVersion{id='17w31a', updatedTime=Wed Aug 02 12:51:18 CEST 2017, releasedTime=Wed Aug 02 12:51:18 CEST 2017, type=SNAPSHOT, libraries=[Library{name='com.mojang:patchy:1.1', rules=null, natives=null, extract=null}, Library{name='oshi-project:oshi-core:1.1', rules=null, natives=null, extract=null}, Library{name='net.java.dev.jna:jna:4.4.0', rules=null, natives=null, extract=null}, Library{name='net.java.dev.jna:platform:3.4.0', rules=null, natives=null, extract=null}, Library{name='com.ibm.icu:icu4j-core-mojang:51.2', rules=null, natives=null, extract=null}, Library{name='net.sf.jopt-simple:jopt-simple:5.0.3', rules=null, natives=null, extract=null}, Library{name='com.paulscode:codecjorbis:20101023', rules=null, natives=null, extract=null}, Library{name='com.paulscode:codecwav:20101023', rules=null, natives=null, extract=null}, Library{name='com.paulscode:libraryjavasound:20101123', rules=null, natives=null, extract=null}, Library{name='com.paulscode:librarylwjglopenal:20100824', rules=null, natives=null, extract=null}, Library{name='com.paulscode:soundsystem:20120107', rules=null, natives=null, extract=null}, Library{name='io.netty:netty-all:4.1.9.Final', rules=null, natives=null, extract=null}, Library{name='com.google.guava:guava:21.0', rules=null, natives=null, extract=null}, Library{name='org.apache.commons:commons-lang3:3.5', rules=null, natives=null, extract=null}, Library{name='commons-io:commons-io:2.5', rules=null, natives=null, extract=null}, Library{name='commons-codec:commons-codec:1.10', rules=null, natives=null, extract=null}, Library{name='net.java.jinput:jinput:2.0.5', rules=null, natives=null, extract=null}, Library{name='net.java.jutils:jutils:1.0.0', rules=null, natives=null, extract=null}, Library{name='com.google.code.gson:gson:2.8.0', rules=null, natives=null, extract=null}, Library{name='com.mojang:authlib:1.5.25', rules=null, natives=null, extract=null}, Library{name='com.mojang:realms:1.10.17', rules=null, natives=null, extract=null}, Library{name='org.apache.commons:commons-compress:1.8.1', rules=null, natives=null, extract=null}, Library{name='org.apache.httpcomponents:httpclient:4.3.3', rules=null, natives=null, extract=null}, Library{name='commons-logging:commons-logging:1.1.3', rules=null, natives=null, extract=null}, Library{name='org.apache.httpcomponents:httpcore:4.3.2', rules=null, natives=null, extract=null}, Library{name='it.unimi.dsi:fastutil:7.1.0', rules=null, natives=null, extract=null}, Library{name='org.apache.logging.log4j:log4j-api:2.8.1', rules=null, natives=null, extract=null}, Library{name='org.apache.logging.log4j:log4j-core:2.8.1', rules=null, natives=null, extract=null}, Library{name='org.lwjgl.lwjgl:lwjgl:2.9.4-nightly-20150209', rules=[Rule{action=ALLOW, os=null, features=null}, Rule{action=DISALLOW, os=OSRestriction{name=OSX, version='null', arch='null'}, features=null}], natives=null, extract=null}, Library{name='org.lwjgl.lwjgl:lwjgl_util:2.9.4-nightly-20150209', rules=[Rule{action=ALLOW, os=null, features=null}, Rule{action=DISALLOW, os=OSRestriction{name=OSX, version='null', arch='null'}, features=null}], natives=null, extract=null}, Library{name='org.lwjgl.lwjgl:lwjgl-platform:2.9.4-nightly-20150209', rules=[Rule{action=ALLOW, os=null, features=null}, Rule{action=DISALLOW, os=OSRestriction{name=OSX, version='null', arch='null'}, features=null}], natives={LINUX=natives-linux, OSX=natives-osx, WINDOWS=natives-windows}, extract=com.mojang.launcher.versions.ExtractRules@16ec1497}, Library{name='org.lwjgl.lwjgl:lwjgl:2.9.2-nightly-20140822', rules=[Rule{action=ALLOW, os=OSRestriction{name=OSX, version='null', arch='null'}, features=null}], natives=null, extract=null}, Library{name='org.lwjgl.lwjgl:lwjgl_util:2.9.2-nightly-20140822', rules=[Rule{action=ALLOW, os=OSRestriction{name=OSX, version='null', arch='null'}, features=null}], natives=null, extract=null}, Library{name='org.lwjgl.lwjgl:lwjgl-platform:2.9.2-nightly-20140822', rules=[Rule{action=ALLOW, os=OSRestriction{name=OSX, version='null', arch='null'}, features=null}], natives={LINUX=natives-linux, OSX=natives-osx, WINDOWS=natives-windows}, extract=com.mojang.launcher.versions.ExtractRules@624332dd}, Library{name='net.java.jinput:jinput-platform:2.0.5', rules=null, natives={LINUX=natives-linux, OSX=natives-osx, WINDOWS=natives-windows}, extract=com.mojang.launcher.versions.ExtractRules@6563b755}, Library{name='com.mojang:text2speech:1.10.3', rules=null, natives=null, extract=null}, Library{name='com.mojang:text2speech:1.10.3', rules=null, natives={LINUX=natives-linux, WINDOWS=natives-windows}, extract=com.mojang.launcher.versions.ExtractRules@2a19117a}, Library{name='ca.weblite:java-objc-bridge:1.0.0', rules=[Rule{action=ALLOW, os=OSRestriction{name=OSX, version='null', arch='null'}, features=null}], natives={OSX=natives-osx}, extract=com.mojang.launcher.versions.ExtractRules@5c27f002}, Library{name='ca.weblite:java-objc-bridge:1.0.0', rules=[Rule{action=ALLOW, os=OSRestriction{name=OSX, version='null', arch='null'}, features=null}], natives=null, extract=null}], mainClass='net.minecraft.client.main.Main', jar='null', minimumLauncherVersion=18}
[20:54:49 INFO]: Looking for old natives & assets to clean up...
[20:54:49 ERROR]: Game ended with bad state (exit code 1)
[20:54:49 INFO]: Ignoring visibility rule and showing launcher due to a game crash
[20:54:49 INFO]: Deleting /home/NAME/.minecraft/versions/1.12/1.12-natives-777280788061

He keeps deleting the used (old) profiles as wel. I dont have any Optifine profile left.

Hope this info helps.

Midget_1980