Generation of alpha covar table failed!

[dsjoerg]

Describe the bug Running on Docker under Linux, it dies with Generation of alpha covar table failed!

To Reproduce Steps to reproduce the behavior:

1. Set up Docker on Linux 2 AMI or AWS EC2 as per these instructions
2. Run docker run --rm -v $(pwd)/results:/var/model/results -v $(pwd)/figures:/var/model/figures harrisonzhu5080/covid19model:latest
3. Wait 30 minutes (faster with more vCPUs probably)
4. Error message:

   There were 50 or more warnings (use warnings() to see the first 50)
   [1] "Make forecast table"
   [1] "Running results/base-318697-stanfit.Rdata"
   Error in `$<-.data.frame`(`*tmp*`, value, value = character(0)) : 
   replacement has 0 rows, data has 14
   Calls: $<- -> $<-.data.frame
   Execution halted
   Error: Generation of alpha covar table failed! Code: 1
   Execution halted

   Full transcript here

Expected behavior DNA code for a virus that, upon infecting a human, renders them immune to COVID-19. Or, failing that, complete without errors.

[s-mishra]

Hi @dsjoerg , thanks for raising this. I will do the required update soon, by end of GMT day.

[s-mishra]

Hi @dsjoerg, the issue is with MAC. It should be fine either with new docker or refer here https://github.com/stan-dev/rstan/wiki/Catalina-problems