Windows agents: `🚨 Error: Error setting up job executor: The global environment hook exited with status 3221225786`

[giordano]

In the Windows agents we have a new exciting recurring error:

> C:\buildkite-agent\hooks\environment
-> source C:\buildkite-agent\hooks/environment.d/100_gr_env.sh
-> source C:\buildkite-agent\hooks/environment.d/101_julia_num_cores.sh
-> source C:\buildkite-agent\hooks/environment.d/110_windows_cache_drive.sh
-> source C:\buildkite-agent\hooks/environment.d/999_cryptic_unlock.sh
Showing debug information unconditionally
# Received cancellation signal, interrupting
🚨 Error: Error setting up job executor: The global environment hook exited with status 3221225786