# tracer: function_graph
#
# CPU  DURATION                  FUNCTION CALLS
# |     |   |                     |   |   |   |
 0) + 91.008 us   |  can_send();
 0) + 77.312 us   |  can_send();
 0) + 71.328 us   |  can_send();
 0) + 71.680 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 72.800 us   |  can_send();
 0) + 72.384 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 72.768 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 73.248 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) ! 179.616 us  |  can_send();
 0) + 71.360 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) ! 176.352 us  |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 72.928 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 72.128 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 71.680 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 72.480 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 71.200 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 72.896 us   |  can_send();
 0) + 72.544 us   |  can_send();
 0) + 72.384 us   |  can_send();
 0) + 73.152 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 72.672 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 73.152 us   |  can_send();
 0) + 71.840 us   |  can_send();
 0) + 71.968 us   |  can_send();
 0) ! 170.400 us  |  can_send();
 0) + 72.544 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 72.800 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 72.224 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 72.864 us   |  can_send();
 0) + 71.360 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 74.816 us   |  can_send();
 0) + 71.456 us   |  can_send();
 0) + 71.680 us   |  can_send();
 0) + 72.128 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.384 us   |  can_send();
 0) + 71.200 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 84.640 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 72.256 us   |  can_send();
 0) + 71.840 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 71.936 us   |  can_send();
 0) ! 168.416 us  |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 71.360 us   |  can_send();
 0) ! 170.176 us  |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) ! 168.960 us  |  can_send();
 0) + 72.128 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) + 73.568 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 73.440 us   |  can_send();
 0) + 71.936 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 72.736 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) ! 170.016 us  |  can_send();
 0) + 72.256 us   |  can_send();
 0) + 75.456 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 73.568 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 73.344 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) ! 170.016 us  |  can_send();
 0) + 73.728 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) ! 169.856 us  |  can_send();
 0) + 73.088 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 73.728 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 73.600 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 72.640 us   |  can_send();
 0) + 71.296 us   |  can_send();
 0) ! 168.832 us  |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 72.800 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 71.424 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 71.328 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) + 73.056 us   |  can_send();
 0) + 72.480 us   |  can_send();
 0) + 72.320 us   |  can_send();
 0) + 73.056 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 72.672 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 71.968 us   |  can_send();
 0) + 72.928 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) ! 170.400 us  |  can_send();
 0) + 72.864 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 72.896 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 72.224 us   |  can_send();
 0) + 72.544 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 73.120 us   |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 71.936 us   |  can_send();
 0) + 72.448 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) + 72.512 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) + 72.448 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 72.544 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 72.608 us   |  can_send();
 0) ! 169.888 us  |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 71.840 us   |  can_send();
 0) + 72.320 us   |  can_send();
 0) + 73.440 us   |  can_send();
 0) + 71.680 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.320 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 72.352 us   |  can_send();
 0) + 72.384 us   |  can_send();
 0) + 72.512 us   |  can_send();
 0) + 72.640 us   |  can_send();
 0) + 72.512 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 72.576 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 72.768 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 75.648 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 71.680 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 72.256 us   |  can_send();
 0) + 71.968 us   |  can_send();
 0) + 72.256 us   |  can_send();
 0) ! 170.496 us  |  can_send();
 0) + 72.288 us   |  can_send();
 0) + 72.224 us   |  can_send();
 0) + 72.448 us   |  can_send();
 0) + 72.992 us   |  can_send();
 0) + 70.944 us   |  can_send();
 0) + 71.008 us   |  can_send();
 0) + 78.240 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 71.968 us   |  can_send();
 0) + 72.480 us   |  can_send();
 0) + 72.128 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.352 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 72.448 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.896 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.480 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) ! 167.136 us  |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) + 74.016 us   |  can_send();
 0) + 72.640 us   |  can_send();
 0) ! 171.936 us  |  can_send();
 0) + 72.800 us   |  can_send();
 0) + 72.704 us   |  can_send();
 0) ! 169.344 us  |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 72.288 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 74.016 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) + 73.952 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) ! 172.000 us  |  can_send();
 0) + 72.512 us   |  can_send();
 0) + 71.392 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 74.144 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 71.200 us   |  can_send();
 0) + 72.928 us   |  can_send();
 0) + 71.968 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 72.768 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 72.480 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 71.456 us   |  can_send();
 0) + 72.384 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 71.840 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 73.504 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 71.392 us   |  can_send();
 0) ! 171.264 us  |  can_send();
 0) + 72.960 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) ! 166.944 us  |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 71.424 us   |  can_send();
 0) + 73.440 us   |  can_send();
 0) + 71.456 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 74.112 us   |  can_send();
 0) + 72.288 us   |  can_send();
 0) ! 170.944 us  |  can_send();
 0) + 72.640 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) ! 169.024 us  |  can_send();
 0) + 72.672 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 74.464 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 77.280 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) ! 172.608 us  |  can_send();
 0) + 73.728 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) ! 167.616 us  |  can_send();
 0) + 72.480 us   |  can_send();
 0) + 72.352 us   |  can_send();
 0) + 72.576 us   |  can_send();
 0) + 73.920 us   |  can_send();
 0) + 72.448 us   |  can_send();
 0) + 72.512 us   |  can_send();
 0) + 73.952 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) ! 171.360 us  |  can_send();
 0) + 72.704 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 74.560 us   |  can_send();
 0) + 72.256 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 72.288 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 72.832 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 72.672 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 72.352 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.352 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) + 72.576 us   |  can_send();
 0) + 72.832 us   |  can_send();
 0) + 72.768 us   |  can_send();
 0) + 72.672 us   |  can_send();
 0) ! 171.072 us  |  can_send();
 0) + 72.608 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 72.224 us   |  can_send();
 0) + 73.760 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 72.224 us   |  can_send();
 0) + 72.832 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 72.320 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.384 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 73.216 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 72.448 us   |  can_send();
 0) + 73.216 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 71.968 us   |  can_send();
 0) + 72.832 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.576 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 72.768 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) ! 169.568 us  |  can_send();
 0) + 72.672 us   |  can_send();
 0) + 71.968 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 73.504 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 72.128 us   |  can_send();
 0) + 73.120 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 71.808 us   |  can_send();
 0) + 72.960 us   |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) + 72.224 us   |  can_send();
 0) + 71.840 us   |  can_send();
 0) + 71.968 us   |  can_send();
 0) + 72.544 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 72.896 us   |  can_send();
 0) + 72.320 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 73.216 us   |  can_send();
 0) + 72.288 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) + 72.704 us   |  can_send();
 0) + 71.936 us   |  can_send();
 0) + 72.288 us   |  can_send();
 0) + 72.864 us   |  can_send();
 0) + 71.936 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) ! 175.232 us  |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 71.360 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 73.568 us   |  can_send();
 0) + 71.392 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 72.864 us   |  can_send();
 0) + 72.480 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 72.736 us   |  can_send();
 0) + 72.448 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 72.320 us   |  can_send();
 0) + 71.840 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.640 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.512 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 71.296 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 72.288 us   |  can_send();
 0) + 71.360 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 72.000 us   |  can_send();
 0) + 71.584 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) ! 170.272 us  |  can_send();
 0) + 72.544 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 74.112 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 71.936 us   |  can_send();
 0) + 71.936 us   |  can_send();
 0) + 73.504 us   |  can_send();
 0) + 72.544 us   |  can_send();
 0) + 72.320 us   |  can_send();
 0) + 73.152 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 72.544 us   |  can_send();
 0) + 71.744 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 72.576 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) + 71.904 us   |  can_send();
 0) + 72.384 us   |  can_send();
 0) + 72.672 us   |  can_send();
 0) + 72.352 us   |  can_send();
 0) + 72.928 us   |  can_send();
 0) + 72.256 us   |  can_send();
 0) + 72.448 us   |  can_send();
 0) + 72.640 us   |  can_send();
 0) + 72.288 us   |  can_send();
 0) + 73.184 us   |  can_send();
 0) ! 171.232 us  |  can_send();
 0) + 73.952 us   |  can_send();
 0) + 73.152 us   |  can_send();
 0) + 72.320 us   |  can_send();
 0) + 73.920 us   |  can_send();
 0) + 72.512 us   |  can_send();
 0) + 72.704 us   |  can_send();
 0) + 74.144 us   |  can_send();
 0) + 72.416 us   |  can_send();
 0) ! 171.296 us  |  can_send();
 0) + 73.152 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) ! 169.632 us  |  can_send();
 0) + 72.960 us   |  can_send();
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