I’m seeing odd results from InfluxQL when I run arithmetic between two fields, like SELECT a + b or a …

I’m seeing odd results from InfluxQL when I run arithmetic between two fields, like SELECT a + b or a …: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). What the agent is asked, how it is graded, what it runs in, and its files.