# tracer: function_graph
#
# CPU  DURATION                  FUNCTION CALLS
# |     |   |                     |   |   |   |
 0) + 97.984 us   |  can_send();
 0) + 74.912 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) ! 177.120 us  |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) ! 171.008 us  |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) ! 162.688 us  |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 68.128 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) ! 164.096 us  |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) ! 166.080 us  |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) ! 162.944 us  |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 70.752 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) ! 162.592 us  |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) ! 169.920 us  |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.192 us   |  can_send();
 0) ! 164.576 us  |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 71.264 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.064 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) ! 163.008 us  |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) ! 168.352 us  |  can_send();
 0) + 70.752 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) ! 161.472 us  |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 70.464 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) ! 164.512 us  |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) ! 164.864 us  |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 72.672 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 71.040 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) ! 164.384 us  |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) ! 163.488 us  |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 71.424 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) ! 163.840 us  |  can_send();
 0) + 69.152 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) ! 163.648 us  |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 70.752 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.064 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.512 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) ! 161.440 us  |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 70.816 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.192 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.120 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 70.368 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) ! 166.080 us  |  can_send();
 0) + 70.656 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) ! 162.496 us  |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 72.736 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.096 us   |  can_send();
 0) + 68.320 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 67.552 us   |  can_send();
 0) + 67.552 us   |  can_send();
 0) + 73.120 us   |  can_send();
 0) + 68.672 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.128 us   |  can_send();
 0) ! 610.656 us  |  can_send();
 0) + 89.344 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.192 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) ! 171.520 us  |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.192 us   |  can_send();
 0) + 70.528 us   |  can_send();
 0) + 68.768 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 69.024 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) ! 165.312 us  |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 71.040 us   |  can_send();
 0) + 69.184 us   |  can_send();
 0) ! 168.000 us  |  can_send();
 0) + 71.040 us   |  can_send();
 0) + 68.736 us   |  can_send();
 0) ! 162.240 us  |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.928 us   |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.720 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 69.056 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) ! 164.768 us  |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 69.152 us   |  can_send();
 0) ! 165.120 us  |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 73.152 us   |  can_send();
 0) ! 162.816 us  |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 69.280 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.384 us   |  can_send();
 0) + 69.216 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.352 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 68.896 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) ! 161.472 us  |  can_send();
 0) + 68.704 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.800 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 68.224 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) ! 164.896 us  |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 71.136 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.992 us   |  can_send();
 0) + 68.832 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) + 68.480 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.864 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.640 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 68.448 us   |  can_send();
 0) + 68.960 us   |  can_send();
 0) + 68.288 us   |  can_send();
 0) + 68.544 us   |  can_send();
 0) + 69.248 us   |  can_send();
 0) + 68.608 us   |  can_send();
 0) + 69.088 us   |  can_send();
 0) ! 162.560 us  |  can_send();
 0) + 68.256 us   |  can_send();
 0) + 68.576 us   |  can_send();
 0) + 68.416 us   |  can_send();
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