# tracer: function_graph
#
# CPU  DURATION                  FUNCTION CALLS
# |     |   |                     |   |   |   |
 0) + 96.064 us   |  can_send();
 0) + 79.520 us   |  can_send();
 0) + 67.904 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.192 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 68.160 us   |  can_send();
 0) + 67.904 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) ! 264.928 us  |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) ! 167.168 us  |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 70.880 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 71.264 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) ! 164.064 us  |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) ! 163.744 us  |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.000 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.000 us   |  can_send();
 0) ! 162.560 us  |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 70.720 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) ! 164.000 us  |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) ! 163.552 us  |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.128 us   |  can_send();
 0) + 68.160 us   |  can_send();
 0) + 71.360 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.128 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 68.160 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.192 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.032 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) ! 164.672 us  |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 72.448 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 71.104 us   |  can_send();
 0) + 68.192 us   |  can_send();
 0) ! 165.856 us  |  can_send();
 0) + 70.944 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) ! 164.672 us  |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) + 70.688 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.032 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) ! 160.128 us  |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 70.656 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 70.688 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) ! 165.344 us  |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) ! 164.000 us  |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 70.848 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 72.512 us   |  can_send();
 0) + 68.192 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) ! 166.336 us  |  can_send();
 0) + 71.072 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) ! 163.328 us  |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 71.104 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 72.608 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) ! 166.304 us  |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 70.688 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) ! 165.632 us  |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 70.688 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.160 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) ! 165.120 us  |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 67.872 us   |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.160 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.064 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 68.160 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) ! 166.720 us  |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 72.480 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.064 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.128 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) ! 165.472 us  |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 70.816 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) ! 166.720 us  |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 70.528 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) ! 165.088 us  |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 70.816 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 71.424 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 70.944 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 70.848 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 70.912 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 73.248 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) ! 164.640 us  |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 71.296 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 71.072 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 71.424 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) ! 163.872 us  |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) ! 163.584 us  |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) ! 168.544 us  |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 70.688 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 71.072 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 70.752 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.896 us   |  can_send();
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