The job was canceled because "_1_9_ubuntu-20_04" failed.

** (CompileError) lib/credo/check/runner.ex:71: undefined function __STACKTRACE__/0

Process completed with exit code 1.

module attribute @impl was not set for callback def call/2 (callback specified in Credo.CLI.Command). This either means you forgot to add the "@impl true" annotation before the definition or that you are accidentally overriding a callback

module attribute @impl was not set for callback def call/2 (callback specified in Credo.CLI.Command). This either means you forgot to add the "@impl true" annotation before the definition or that you are accidentally overriding a callback

module attribute @impl was not set for callback def call/2 (callback specified in Credo.CLI.Command). This either means you forgot to add the "@impl true" annotation before the definition or that you are accidentally overriding a callback

module attribute @impl was not set for callback def call/2 (callback specified in Credo.CLI.Command). This either means you forgot to add the "@impl true" annotation before the definition or that you are accidentally overriding a callback

variable "__STACKTRACE__" does not exist and is being expanded to "__STACKTRACE__()", please use parentheses to remove the ambiguity or change the variable name