run.dlang.io dmd version < 2.086 fail

[Eugene Wissner]

On Sunday, 17 November 2019 at 15:48:09 UTC, James Blachly wrote:
> The "All dmd compiler versions" is an incredibly useful part of 
> the online editor/playground, but versions prior to 2.086.1 
> seem not to be installed correctly:
>
> ```
> onlineapp.d(1): Error: module `std` is in file 'std.d' which 
> cannot be read
> import path[0] = 
> /path/to/dmd.linux/dmd2/linux/bin64/../../src/phobos
> import path[1] = 
> /path/to/dmd.linux/dmd2/linux/bin64/../../src/druntime/import
> ```
>
> whereas subsequent versions run (and succeed/fail as expected 
> depending on code and features used)

What code are you trying to run? `std` is a fresh addition. it 
wasn't available in the older versions.