Things went horribly wrong for test pilot Ken Collins (flying under his Area 51 code name Ken Colmar) when testing the plane's subsonic engines at low altitude.
HB-SIA completed its first test flight in April this year, flying for 87 minutes at a height of 1, 200m.
太阳能飞机HB - SIA今年4月已经完成了首次试飞，当时在1200米的高空持续飞行87分钟。
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Assuming that a network connection to the public Internet is available when run (and that Twitter hasn't changed its public API), this test should pass with flying colors.