histogram_edges is histogram_len long

src/core/or/circuitpadding.c

@@ -2185,7 +2185,6 @@ circpad_circ_responder_machine_init(void)
   circ_responder_machine->states[CIRCPAD_STATE_GAP].histogram_edges[3]= 4000;
   circ_responder_machine->states[CIRCPAD_STATE_GAP].histogram_edges[4]= 8000;
   circ_responder_machine->states[CIRCPAD_STATE_GAP].histogram_edges[5]= 16000;
-  circ_responder_machine->states[CIRCPAD_STATE_GAP].histogram_edges[6]=1000000;
   /* Specify histogram tokens */
   circ_responder_machine->states[CIRCPAD_STATE_GAP].histogram[0] = 0;
   circ_responder_machine->states[CIRCPAD_STATE_GAP].histogram[1] = 1;

src/core/or/circuitpadding.h

@@ -290,7 +290,7 @@ typedef struct circpad_state_t {
    * bin. The rightmost edge is always infinity and is not specified in this
    * array.
    *
-   * This array must have histogram_len+1 elements. */
+   * This array must have histogram_len elements. */
   circpad_delay_t histogram_edges[CIRCPAD_MAX_HISTOGRAM_LEN+1];
   /** Total number of tokens in this histogram. This is a constant and is *not*
    *  decremented every time we spend a token. It's used for initializing and

src/test/test_circuitpadding.c

@@ -425,8 +425,6 @@ helper_create_basic_machine(void)
   circ_client_machine.states[CIRCPAD_STATE_BURST].histogram_edges[2] = 5000;
   circ_client_machine.states[CIRCPAD_STATE_BURST].histogram_edges[3] = 10000;
   circ_client_machine.states[CIRCPAD_STATE_BURST].histogram_edges[4] = 20000;
-  circ_client_machine.states[CIRCPAD_STATE_BURST].histogram_edges[5] = 400000;
-  circ_client_machine.states[CIRCPAD_STATE_BURST].histogram_edges[6] = 1000000;
 
   circ_client_machine.states[CIRCPAD_STATE_BURST].histogram[0] = 1;
   circ_client_machine.states[CIRCPAD_STATE_BURST].histogram[1] = 0;