$ bash -e -o pipefail -c make test && ./app < examples/input.txt
cc -std=c17 -Wall -Wextra -Werror -pedantic -O2 src/main.c -lm -o app
./app --self-test
start failure, changeover and minimum runtime tests passed
time=0.00 state=1 duty=1 command=10 faults=00
time=1.00 state=2 duty=1 command=10 faults=00
time=2.00 state=1 duty=2 command=01 faults=10
time=3.00 state=2 duty=2 command=01 faults=10
time=10.00 state=0 duty=1 command=00 faults=10

$ ./app
time=0.00 state=1 duty=1 command=10 faults=00
time=1.00 state=2 duty=1 command=10 faults=00
time=2.00 state=1 duty=2 command=01 faults=10
time=3.00 state=2 duty=2 command=01 faults=10
time=10.00 state=0 duty=1 command=00 faults=10

$ ./app
missing input

$ ./app
expected seven columns

$ ./app --unsupported
unsupported command arguments

$ ./app
input record too large