Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

symbolize-64bit-address.test
RUN: llvm-symbolizer 0xffffffff00000000 -a --obj=%p/Inputs/symbolize-64bit-addr.elf.x86_64 \
RUN:   | FileCheck %s

CHECK:      0xffffffff00000000
CHECK-NEXT: _start
CHECK-NEXT: symbolize-64bit-addr.c:1:0