The crash report reads:

---- Minecraft Crash Report -------- Minecraft Crash Report ----// Uh... Did I do that?
Time: 11/30/19 4:52 PMDescription: Initializing game
java.lang.OutOfMemoryError: Java heap space at java.util.Arrays.copyOf(Arrays.java:3332) at java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:137) at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:121) at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:569) at java.lang.StringBuffer.append(StringBuffer.java:369) at java.io.BufferedReader.readLine(BufferedReader.java:370) at java.io.BufferedReader.readLine(BufferedReader.java:389) at org.apache.commons.io.IOUtils.readLines(IOUtils.java:1294) at org.apache.commons.io.IOUtils.readLines(IOUtils.java:1248) at org.apache.commons.io.IOUtils.readLines(IOUtils.java:1229) at cyg.a(SourceFile:238) at cyg.<init>(SourceFile:211) at cyc.au(SourceFile:440) at cyc.b(SourceFile:394) at net.minecraft.client.main.Main.main(SourceFile:155)

A detailed walkthrough of the error, its code path and all known details is as follows:---------------------------------------------------------------------------------------
– Head --Thread: Client threadStacktrace: at java.util.Arrays.copyOf(Arrays.java:3332) at java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:137) at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:121) at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:569) at java.lang.StringBuffer.append(StringBuffer.java:369) at java.io.BufferedReader.readLine(BufferedReader.java:370) at java.io.BufferedReader.readLine(BufferedReader.java:389) at org.apache.commons.io.IOUtils.readLines(IOUtils.java:1294) at org.apache.commons.io.IOUtils.readLines(IOUtils.java:1248) at org.apache.commons.io.IOUtils.readLines(IOUtils.java:1229) at cyg.a(SourceFile:238) at cyg.<init>(SourceFile:211) at cyc.au(SourceFile:440)
– Initialization --Details:Stacktrace: at cyc.b(SourceFile:394) at net.minecraft.client.main.Main.main(SourceFile:155)
– System Details --Details: Minecraft Version: 1.14.4 Minecraft Version ID: 1.14.4 Operating System: Windows 10 (amd64) version 10.0 Java Version: 1.8.0_51, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 1316862664 bytes (1255 MB) / 2147483648 bytes (2048 MB) up to 2147483648 bytes (2048 MB) CPUs: 16 JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M Launched Version: 1.14.4 LWJGL: 3.2.2 build 10 OpenGL: NO CONTEXT GL Caps:  Using VBOs: Yes Is Modded: Probably not. Jar signature remains and client brand is untouched. Type: Client (map_client.txt) Resource Packs: ~_ERROR~ NullPointerException: null Current Language: ~_ERROR~ NullPointerException: null CPU: <unknown>