# tracer: function_graph
#
# CPU  DURATION                  FUNCTION CALLS
# |     |   |                     |   |   |   |
 0) + 88.864 us   |  can_send();
 0) + 76.512 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) ! 180.128 us  |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 70.720 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 70.656 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 71.008 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 70.528 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) ! 168.992 us  |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) ! 166.784 us  |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 72.576 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 71.104 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) ! 162.112 us  |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 70.688 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 70.912 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) ! 163.456 us  |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 70.944 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 70.880 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) ! 162.368 us  |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 71.136 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 71.136 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 73.056 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) ! 170.848 us  |  can_send();
 0) + 71.232 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) ! 164.736 us  |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) ! 165.952 us  |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 71.264 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) ! 169.920 us  |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) ! 164.288 us  |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) ! 167.584 us  |  can_send();
 0) + 69.984 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 72.512 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) ! 167.520 us  |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) ! 165.600 us  |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) ! 165.024 us  |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) ! 161.632 us  |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 70.688 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 71.040 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) ! 173.760 us  |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) ! 166.080 us  |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 72.544 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 71.072 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 71.200 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 71.456 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 72.224 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 71.680 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 71.200 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) ! 165.472 us  |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) ! 167.552 us  |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.480 us   |  can_send();
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