# tracer: function_graph
#
# CPU  DURATION                  FUNCTION CALLS
# |     |   |                     |   |   |   |
 0) + 81.664 us   |  can_send();
 0) + 63.296 us   |  can_send();
 0) + 61.376 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) ! 255.168 us  |  can_send();
 0) + 60.864 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) ! 161.056 us  |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 61.440 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 62.464 us   |  can_send();
 0) + 61.920 us   |  can_send();
 0) + 62.784 us   |  can_send();
 0) + 62.304 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 62.368 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) + 61.600 us   |  can_send();
 0) + 62.176 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 61.824 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 62.304 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) ! 160.352 us  |  can_send();
 0) + 62.528 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) ! 159.328 us  |  can_send();
 0) + 62.368 us   |  can_send();
 0) + 61.440 us   |  can_send();
 0) ! 157.632 us  |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 62.720 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 62.304 us   |  can_send();
 0) + 61.056 us   |  can_send();
 0) + 60.896 us   |  can_send();
 0) + 67.936 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 62.176 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 62.336 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 61.344 us   |  can_send();
 0) + 61.824 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 63.008 us   |  can_send();
 0) + 62.144 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 62.592 us   |  can_send();
 0) + 61.600 us   |  can_send();
 0) + 61.600 us   |  can_send();
 0) + 63.104 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 62.624 us   |  can_send();
 0) + 62.336 us   |  can_send();
 0) + 61.408 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 62.400 us   |  can_send();
 0) + 61.376 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 62.112 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 62.208 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) ! 160.768 us  |  can_send();
 0) + 62.432 us   |  can_send();
 0) + 62.176 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 63.552 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 62.432 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 62.080 us   |  can_send();
 0) + 66.112 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 62.112 us   |  can_send();
 0) + 61.600 us   |  can_send();
 0) + 61.440 us   |  can_send();
 0) + 62.080 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.376 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) + 62.208 us   |  can_send();
 0) + 61.600 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) ! 159.872 us  |  can_send();
 0) + 63.712 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 62.752 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 62.112 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 62.144 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 62.080 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) ! 159.168 us  |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 61.344 us   |  can_send();
 0) ! 157.440 us  |  can_send();
 0) + 61.824 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 61.824 us   |  can_send();
 0) + 63.360 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 62.976 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 62.112 us   |  can_send();
 0) + 63.328 us   |  can_send();
 0) + 61.824 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 62.208 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.376 us   |  can_send();
 0) + 62.432 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 62.496 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.376 us   |  can_send();
 0) ! 156.128 us  |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 61.504 us   |  can_send();
 0) + 63.648 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 62.176 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 62.432 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 61.376 us   |  can_send();
 0) + 62.112 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 62.144 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 62.304 us   |  can_send();
 0) + 61.504 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) ! 160.320 us  |  can_send();
 0) + 62.176 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 62.400 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 62.464 us   |  can_send();
 0) + 65.728 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.824 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.600 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.312 us   |  can_send();
 0) + 62.080 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 62.368 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 62.656 us   |  can_send();
 0) ! 160.288 us  |  can_send();
 0) + 62.944 us   |  can_send();
 0) + 62.496 us   |  can_send();
 0) ! 159.136 us  |  can_send();
 0) + 62.432 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) ! 157.440 us  |  can_send();
 0) + 62.112 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 62.560 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 63.936 us   |  can_send();
 0) + 61.824 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 63.040 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 63.520 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 62.304 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 62.336 us   |  can_send();
 0) + 62.144 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) ! 157.824 us  |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 63.488 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 61.600 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 62.208 us   |  can_send();
 0) + 62.176 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 62.080 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 62.112 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) ! 159.520 us  |  can_send();
 0) + 62.752 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 60.928 us   |  can_send();
 0) + 60.672 us   |  can_send();
 0) + 64.384 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 62.112 us   |  can_send();
 0) + 60.832 us   |  can_send();
 0) + 60.768 us   |  can_send();
 0) + 63.328 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 62.432 us   |  can_send();
 0) + 60.992 us   |  can_send();
 0) + 61.216 us   |  can_send();
 0) ! 324.672 us  |  can_send();
 0) + 60.416 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 65.056 us   |  can_send();
 0) + 60.768 us   |  can_send();
 0) + 60.608 us   |  can_send();
 0) + 60.960 us   |  can_send();
 0) + 63.040 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 61.056 us   |  can_send();
 0) + 60.704 us   |  can_send();
 0) + 63.872 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 63.168 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 62.624 us   |  can_send();
 0) + 61.600 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 61.312 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) ! 157.280 us  |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 62.336 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 62.400 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.344 us   |  can_send();
 0) + 62.080 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 62.560 us   |  can_send();
 0) + 61.536 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 62.144 us   |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 62.144 us   |  can_send();
 0) ! 163.296 us  |  can_send();
 0) + 62.528 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) ! 159.040 us  |  can_send();
 0) + 62.816 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) ! 157.984 us  |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 62.144 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 62.208 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 62.656 us   |  can_send();
 0) + 62.080 us   |  can_send();
 0) + 62.336 us   |  can_send();
 0) + 62.464 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 62.368 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 62.112 us   |  can_send();
 0) ! 159.232 us  |  can_send();
 0) + 62.592 us   |  can_send();
 0) + 62.560 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 62.336 us   |  can_send();
 0) + 62.112 us   |  can_send();
 0) + 62.368 us   |  can_send();
 0) + 63.296 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) + 61.920 us   |  can_send();
 0) + 62.976 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 63.360 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 62.208 us   |  can_send();
 0) + 62.176 us   |  can_send();
 0) + 62.336 us   |  can_send();
 0) + 62.208 us   |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 62.144 us   |  can_send();
 0) + 62.528 us   |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 62.496 us   |  can_send();
 0) + 65.792 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.792 us   |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 61.920 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) ! 158.816 us  |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 63.808 us   |  can_send();
 0) + 61.824 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 62.528 us   |  can_send();
 0) + 62.976 us   |  can_send();
 0) + 62.208 us   |  can_send();
 0) + 62.272 us   |  can_send();
 0) + 62.496 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 62.080 us   |  can_send();
 0) + 61.824 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 62.240 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 62.432 us   |  can_send();
 0) + 61.824 us   |  can_send();
 0) + 62.080 us   |  can_send();
 0) + 62.752 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) ! 156.544 us  |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 62.208 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 63.104 us   |  can_send();
 0) + 61.952 us   |  can_send();
 0) + 61.920 us   |  can_send();
 0) + 62.304 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 62.176 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 61.856 us   |  can_send();
 0) + 62.496 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 62.176 us   |  can_send();
 0) + 62.592 us   |  can_send();
 0) + 62.016 us   |  can_send();
 0) + 62.080 us   |  can_send();
 0) + 62.560 us   |  can_send();
 0) + 61.920 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.728 us   |  can_send();
 0) + 61.600 us   |  can_send();
 0) ! 158.848 us  |  can_send();
 0) + 62.048 us   |  can_send();
 0) + 61.568 us   |  can_send();
 0) + 61.984 us   |  can_send();
 0) + 62.208 us   |  can_send();
 0) + 61.664 us   |  can_send();
 0) + 61.696 us   |  can_send();
 0) + 62.176 us   |  can_send();
 0) + 61.632 us   |  can_send();
 0) + 61.472 us   |  can_send();
 0) + 62.464 us   |  can_send();
 0) + 62.112 us   |  can_send();
 0) + 61.888 us   |  can_send();
 0) + 62.560 us   |  can_send();
 0) + 61.760 us   |  can_send();
 0) + 61.600 us   |  can_send();
 0) + 62.048 us   |  can_send();
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