When starting a driver program to force UPS shutdown, kill off running siblings #2526

Job	Run time
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, no, no)	4m 19s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, no, libusb-1.0)	4m 33s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, no, libusb-0.1)	4m 15s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, nss, no)	4m 9s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, nss, libusb-1.0)	4m 30s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, nss, libusb-0.1)	4m 26s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, openssl, no)	5m 0s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, openssl, libusb-1.0)	4m 25s
Analyze (cpp, ubuntu-latest, CC=gcc CXX=g++, openssl, libusb-0.1)	4m 9s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, no, no)	4m 25s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, no, libusb-1.0)	4m 28s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, no, libusb-0.1)	4m 33s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, nss, no)	4m 0s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, nss, libusb-1.0)	4m 53s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, nss, libusb-0.1)	4m 43s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, openssl, no)	4m 21s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, openssl, libusb-1.0)	4m 42s
Analyze (cpp, ubuntu-latest, CC=clang CXX=clang++, openssl, libusb-0.1)	4m 20s
Analyze (python, ubuntu-latest, PYTHON=python3, no, no)	48s
	1h 20m 59s

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