# tracer: function_graph
#
# CPU  DURATION                  FUNCTION CALLS
# |     |   |                     |   |   |   |
 0) + 91.584 us   |  can_send();
 0) ! 204.128 us  |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 71.840 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) ! 175.424 us  |  can_send();
 0) + 71.072 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 72.544 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 70.432 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) ! 169.376 us  |  can_send();
 0) + 70.656 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 72.320 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 70.880 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 70.432 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 70.656 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 69.984 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) ! 169.568 us  |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 71.136 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 71.392 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) ! 170.560 us  |  can_send();
 0) + 70.752 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 70.528 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 73.824 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.816 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.656 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) ! 165.984 us  |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 71.264 us   |  can_send();
 0) + 69.312 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 70.944 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) ! 169.120 us  |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.984 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 71.456 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 71.168 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 72.128 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 70.464 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.528 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) ! 169.440 us  |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 72.448 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 72.096 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 73.184 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 70.752 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 70.720 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) ! 167.168 us  |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 71.424 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 71.296 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 70.720 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 70.432 us   |  can_send();
 0) + 71.264 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 70.848 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) ! 168.864 us  |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 71.616 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 71.520 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 71.488 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 71.456 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 71.264 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 69.344 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 70.432 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) ! 172.064 us  |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 71.680 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 71.008 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 71.424 us   |  can_send();
 0) + 69.920 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 71.648 us   |  can_send();
 0) + 73.056 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 70.784 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.464 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) ! 167.328 us  |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 71.936 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 71.328 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 70.368 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.440 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 70.720 us   |  can_send();
 0) + 70.432 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 70.528 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) ! 165.664 us  |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 69.376 us   |  can_send();
 0) + 71.456 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 69.984 us   |  can_send();
 0) + 72.160 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 69.984 us   |  can_send();
 0) + 71.712 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 71.552 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.984 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 70.208 us   |  can_send();
 0) + 70.560 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) ! 168.672 us  |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 72.224 us   |  can_send();
 0) + 70.368 us   |  can_send();
 0) + 69.824 us   |  can_send();
 0) + 71.680 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 70.464 us   |  can_send();
 0) + 69.760 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 74.720 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.816 us   |  can_send();
 0) + 70.272 us   |  can_send();
 0) + 69.984 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.600 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 70.592 us   |  can_send();
 0) + 69.568 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) ! 164.704 us  |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 69.792 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 72.032 us   |  can_send();
 0) + 69.504 us   |  can_send();
 0) + 69.408 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 69.856 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 71.776 us   |  can_send();
 0) + 69.472 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.664 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 69.728 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 69.536 us   |  can_send();
 0) + 70.080 us   |  can_send();
 0) + 69.632 us   |  can_send();
 0) + 69.696 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 70.624 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 71.072 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 70.368 us   |  can_send();
 0) + 69.888 us   |  can_send();
 0) + 69.984 us   |  can_send();
 0) ! 167.712 us  |  can_send();
 0) + 70.112 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 69.952 us   |  can_send();
 0) + 71.872 us   |  can_send();
 0) + 70.464 us   |  can_send();
 0) + 70.304 us   |  can_send();
 0) + 72.064 us   |  can_send();
 0) + 70.048 us   |  can_send();
 0) + 70.176 us   |  can_send();
 0) + 72.768 us   |  can_send();
 0) + 70.656 us   |  can_send();
 0) + 70.848 us   |  can_send();
 0) + 72.512 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 70.496 us   |  can_send();
 0) + 72.192 us   |  can_send();
 0) + 70.336 us   |  can_send();
 0) + 70.240 us   |  can_send();
 0) + 72.416 us   |  can_send();
 0) + 70.144 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 72.352 us   |  can_send();
 0) + 70.400 us   |  can_send();
 0) + 70.016 us   |  can_send();
 0) + 72.224 us   |  can_send();
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