Crashes on SPIFFS.begin() on some devices

[suculent]

esp8266/Arduino#2351
esp8266/Arduino#2323
esp8266/Arduino#3030

http://www.esp8266.com/viewtopic.php?f=32&t=6094

[suculent]

Seems to happen due to incorrectly preformatted SPIFFS file. Solved by removing custom SPIFFS image in PlatformIO; did not happen (an can be also fixed using) Arduino IDE.