Minecarts twitch when traveling around curved rails with blocks next to them

When minecarts are going through a diagonal track that has blocks on both sides it will briefly have a spasm when going through it.

Reproduction Steps

• Set minecartMaxSpeed to 1 (easier to see)
• Use a furnace minecart (can propel itself)
• Build the setup from this video: diagonal twitch.mp4

Observed Results

• The minecart twitches several times.

Expected Results

• This wouldn't happen.