# tracer: function_graph
#
# CPU  DURATION                  FUNCTION CALLS
# |     |   |                     |   |   |   |
 0) + 82.912 us   |  can_send();
 0) + 67.776 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 63.360 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 63.392 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 65.792 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 64.928 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 66.144 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 63.520 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 64.928 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 64.032 us   |  can_send();
 0) + 64.128 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.392 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 64.128 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 63.968 us   |  can_send();
 0) + 64.128 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) ! 159.616 us  |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 64.064 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 64.832 us   |  can_send();
 0) + 63.456 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 64.704 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 64.128 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 64.064 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 63.616 us   |  can_send();
 0) + 64.096 us   |  can_send();
 0) + 63.456 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) ! 160.928 us  |  can_send();
 0) + 64.000 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 65.856 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 63.616 us   |  can_send();
 0) + 65.248 us   |  can_send();
 0) + 63.456 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 65.856 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 64.608 us   |  can_send();
 0) + 63.424 us   |  can_send();
 0) + 64.032 us   |  can_send();
 0) + 64.512 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 64.096 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 63.840 us   |  can_send();
 0) + 63.968 us   |  can_send();
 0) + 63.488 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 64.736 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 63.360 us   |  can_send();
 0) ! 159.328 us  |  can_send();
 0) + 64.064 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 64.640 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 63.520 us   |  can_send();
 0) + 64.480 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 64.128 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.968 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 64.544 us   |  can_send();
 0) + 67.040 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 64.352 us   |  can_send();
 0) + 63.424 us   |  can_send();
 0) + 63.616 us   |  can_send();
 0) + 66.016 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 64.192 us   |  can_send();
 0) + 65.248 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 63.488 us   |  can_send();
 0) + 66.592 us   |  can_send();
 0) + 64.448 us   |  can_send();
 0) + 63.840 us   |  can_send();
 0) + 64.288 us   |  can_send();
 0) + 63.072 us   |  can_send();
 0) + 63.296 us   |  can_send();
 0) + 66.656 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 64.416 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 64.576 us   |  can_send();
 0) + 63.840 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 64.448 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 63.360 us   |  can_send();
 0) + 63.424 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) ! 532.128 us  |  can_send();
 0) + 73.408 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 64.000 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 64.416 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.744 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) ! 163.040 us  |  can_send();
 0) + 64.544 us   |  can_send();
 0) + 63.616 us   |  can_send();
 0) ! 158.816 us  |  can_send();
 0) + 64.672 us   |  can_send();
 0) + 63.744 us   |  can_send();
 0) ! 160.256 us  |  can_send();
 0) + 63.744 us   |  can_send();
 0) + 63.296 us   |  can_send();
 0) + 63.072 us   |  can_send();
 0) + 67.968 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 64.064 us   |  can_send();
 0) + 64.832 us   |  can_send();
 0) + 63.360 us   |  can_send();
 0) + 63.232 us   |  can_send();
 0) + 66.912 us   |  can_send();
 0) + 64.000 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 64.896 us   |  can_send();
 0) + 63.232 us   |  can_send();
 0) + 63.072 us   |  can_send();
 0) + 66.784 us   |  can_send();
 0) + 64.736 us   |  can_send();
 0) + 64.576 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 63.520 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) ! 237.504 us  |  can_send();
 0) + 64.896 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 63.488 us   |  can_send();
 0) + 63.136 us   |  can_send();
 0) + 63.488 us   |  can_send();
 0) + 70.880 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 64.192 us   |  can_send();
 0) + 65.056 us   |  can_send();
 0) + 64.448 us   |  can_send();
 0) + 64.416 us   |  can_send();
 0) + 64.544 us   |  can_send();
 0) + 64.128 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 64.704 us   |  can_send();
 0) + 64.032 us   |  can_send();
 0) + 64.672 us   |  can_send();
 0) + 64.608 us   |  can_send();
 0) + 64.064 us   |  can_send();
 0) + 64.352 us   |  can_send();
 0) + 64.768 us   |  can_send();
 0) + 64.736 us   |  can_send();
 0) + 64.000 us   |  can_send();
 0) + 65.024 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 64.032 us   |  can_send();
 0) ! 159.552 us  |  can_send();
 0) + 64.128 us   |  can_send();
 0) + 64.608 us   |  can_send();
 0) + 67.712 us   |  can_send();
 0) + 66.688 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 64.352 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 63.840 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 63.744 us   |  can_send();
 0) + 64.128 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 64.416 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 64.352 us   |  can_send();
 0) + 63.840 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 65.088 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 64.064 us   |  can_send();
 0) ! 158.432 us  |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 64.416 us   |  can_send();
 0) + 63.744 us   |  can_send();
 0) + 66.048 us   |  can_send();
 0) + 64.096 us   |  can_send();
 0) + 63.840 us   |  can_send();
 0) + 64.352 us   |  can_send();
 0) + 64.096 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 64.480 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 64.704 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 64.352 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 64.864 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 64.960 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 64.096 us   |  can_send();
 0) ! 159.872 us  |  can_send();
 0) + 64.768 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 64.000 us   |  can_send();
 0) + 64.512 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 64.192 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 64.096 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 63.424 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 63.744 us   |  can_send();
 0) + 64.064 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 64.352 us   |  can_send();
 0) ! 496.640 us  |  can_send();
 0) + 65.120 us   |  can_send();
 0) + 62.752 us   |  can_send();
 0) + 66.720 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 62.784 us   |  can_send();
 0) ! 283.648 us  |  can_send();
 0) + 63.424 us   |  can_send();
 0) + 62.464 us   |  can_send();
 0) ! 170.560 us  |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 62.976 us   |  can_send();
 0) + 62.144 us   |  can_send();
 0) + 67.968 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 64.064 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 63.456 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 64.288 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 63.520 us   |  can_send();
 0) + 64.672 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 64.576 us   |  can_send();
 0) + 63.840 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 63.840 us   |  can_send();
 0) + 63.840 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 63.616 us   |  can_send();
 0) ! 170.816 us  |  can_send();
 0) + 68.032 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 66.272 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 63.488 us   |  can_send();
 0) + 64.192 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 64.032 us   |  can_send();
 0) + 63.360 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 64.288 us   |  can_send();
 0) + 63.744 us   |  can_send();
 0) + 64.192 us   |  can_send();
 0) + 64.128 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 63.488 us   |  can_send();
 0) + 64.512 us   |  can_send();
 0) + 64.544 us   |  can_send();
 0) + 63.520 us   |  can_send();
 0) + 64.352 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 64.128 us   |  can_send();
 0) ! 158.944 us  |  can_send();
 0) + 64.288 us   |  can_send();
 0) + 63.200 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 63.488 us   |  can_send();
 0) + 64.032 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 64.096 us   |  can_send();
 0) + 64.000 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 64.288 us   |  can_send();
 0) + 64.704 us   |  can_send();
 0) + 64.064 us   |  can_send();
 0) + 63.520 us   |  can_send();
 0) + 64.800 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 64.000 us   |  can_send();
 0) + 64.032 us   |  can_send();
 0) + 65.856 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 64.032 us   |  can_send();
 0) + 65.440 us   |  can_send();
 0) + 64.576 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 65.856 us   |  can_send();
 0) + 64.000 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 64.992 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 64.448 us   |  can_send();
 0) + 64.736 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 64.192 us   |  can_send();
 0) + 64.736 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 64.896 us   |  can_send();
 0) + 64.096 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 65.184 us   |  can_send();
 0) + 64.640 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 65.344 us   |  can_send();
 0) + 64.800 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) ! 156.352 us  |  can_send();
 0) + 64.512 us   |  can_send();
 0) + 64.416 us   |  can_send();
 0) + 64.448 us   |  can_send();
 0) + 66.880 us   |  can_send();
 0) + 64.288 us   |  can_send();
 0) + 64.576 us   |  can_send();
 0) + 64.704 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 64.704 us   |  can_send();
 0) + 65.376 us   |  can_send();
 0) + 64.448 us   |  can_send();
 0) + 64.000 us   |  can_send();
 0) + 64.896 us   |  can_send();
 0) + 64.448 us   |  can_send();
 0) + 64.736 us   |  can_send();
 0) + 64.736 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 64.736 us   |  can_send();
 0) + 64.608 us   |  can_send();
 0) + 64.288 us   |  can_send();
 0) + 65.376 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 64.480 us   |  can_send();
 0) ! 160.128 us  |  can_send();
 0) + 65.152 us   |  can_send();
 0) + 64.544 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 67.552 us   |  can_send();
 0) + 68.416 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 63.616 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 64.032 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 63.488 us   |  can_send();
 0) + 64.192 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 64.704 us   |  can_send();
 0) + 63.584 us   |  can_send();
 0) + 63.744 us   |  can_send();
 0) + 64.064 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) ! 161.344 us  |  can_send();
 0) + 64.672 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 64.064 us   |  can_send();
 0) + 64.544 us   |  can_send();
 0) + 63.616 us   |  can_send();
 0) + 63.392 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 63.616 us   |  can_send();
 0) + 63.488 us   |  can_send();
 0) + 64.448 us   |  can_send();
 0) + 63.744 us   |  can_send();
 0) + 63.616 us   |  can_send();
 0) + 64.416 us   |  can_send();
 0) + 63.616 us   |  can_send();
 0) + 63.968 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.520 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 64.896 us   |  can_send();
 0) + 64.160 us   |  can_send();
 0) + 64.448 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 64.128 us   |  can_send();
 0) + 64.192 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 66.464 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 64.000 us   |  can_send();
 0) + 65.440 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 63.904 us   |  can_send();
 0) + 66.560 us   |  can_send();
 0) + 63.744 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 64.288 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 64.256 us   |  can_send();
 0) + 63.744 us   |  can_send();
 0) + 63.776 us   |  can_send();
 0) + 64.480 us   |  can_send();
 0) + 63.680 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 64.224 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 63.840 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 64.096 us   |  can_send();
 0) + 64.320 us   |  can_send();
 0) + 64.000 us   |  can_send();
 0) ! 158.976 us  |  can_send();
 0) + 64.832 us   |  can_send();
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