diff --git a/sizes.txt b/sizes.txt
deleted file mode 100644
index b73e7a5..0000000
--- a/sizes.txt
+++ /dev/null
@@ -1,115 +0,0 @@
-0000169c 00000000 R CORE_PERIPHERALS
-00000ca4 00000000 T DefaultHandler
-0000142c 00000000 T HardFault
-00000ca4 00000000 T NonMaskableInt
-00000ca4 00000000 T OC1
-00000ca4 00000000 T OC10
-00000ca4 00000000 T OC11
-00000ca4 00000000 T OC12
-00000ca4 00000000 T OC13
-00000ca4 00000000 T OC14
-00000ca4 00000000 T OC16
-00000ca4 00000000 T OC17
-00000ca4 00000000 T OC18
-00000ca4 00000000 T OC19
-00000ca4 00000000 T OC2
-00000ca4 00000000 T OC20
-00000ca4 00000000 T OC21
-00000ca4 00000000 T OC22
-00000ca4 00000000 T OC23
-00000ca4 00000000 T OC24
-00000ca4 00000000 T OC25
-00000ca4 00000000 T OC26
-00000ca4 00000000 T OC27
-00000ca4 00000000 T OC28
-00000ca4 00000000 T OC29
-00000ca4 00000000 T OC3
-00000ca4 00000000 T OC30
-00000ca4 00000000 T OC31
-00000ca4 00000000 T OC4
-00000ca4 00000000 T OC5
-00000ca4 00000000 T OC6
-00000ca4 00000000 T OC7
-00000ca4 00000000 T OC8
-00000ca4 00000000 T OC9
-00000ca4 00000000 T PendSV
-00000ca4 00000000 T SVCall
-00000ca4 00000000 T SysTick
-1000045c 00000000 B __ebss
-10000010 00000000 D __edata
-00000040 00000000 R __eexceptions
-000016e0 00000000 R __erodata
-00001430 00000000 T __etext
-1000045c 00000000 B __euninit
-00000ca6 00000000 T __pre_init
-00000008 00000000 R __reset_vector
-10000010 00000000 B __sbss
-10000000 00000000 D __sdata
-1000045c 00000000 B __sheap
-000016e0 00000000 A __sidata
-00001430 00000000 R __srodata
-000000c0 00000000 T __stext
-1000045c 00000000 B __suninit
-00001700 00000000 D __veneer_base
-00001700 00000000 D __veneer_limit
-10008000 00000000 A _stack_start
-000000c0 00000000 R _stext
-10000458 00000001 B DEVICE_PERIPHERALS
-00000ca4 00000002 T DefaultHandler_
-00000ca6 00000002 T DefaultPreInit
-0000142c 00000002 T HardFault_
-00000714 00000002 t core::ptr::drop_in_place<&core::iter::adapters::copied::Copied<core::slice::iter::Iter<u8>>>::hfaa022ea9f302e4a
-00000108 00000002 t core::ptr::drop_in_place<core::cell::BorrowError>::h1ddd9306d86e0d6a
-0000010a 00000002 t core::ptr::drop_in_place<core::cell::BorrowMutError>::h0aa9974d9ffb5bb5
-00001056 00000002 t core::ptr::drop_in_place<&mut rtt_target::rtt::RttWriter>::h591a17950d8b161c
-1000041c 00000004 b rtt_target::print::CRITICAL_SECTION::h2bde56d117651353
-10000010 00000004 b blinky_button_irq::MS_COUNTER::h8a1183d044c22ace
-00000488 00000004 t core::ops::function::FnOnce::call_once::h8b666af866880590
-00000004 00000004 R __RESET_VECTOR
-00001140 00000004 T __cpsid
-00001144 00000004 T __cpsie
-00001148 00000006 T __primask_r
-10000420 00000008 b rtt_target::print::PRINT_TERMINAL::ha35934831e0b924f
-10000014 00000008 b blinky_button_irq::BUTTON::he0f588e90200d03b
-00001158 0000000a t __aeabi_memcpy
-0000114e 0000000a t __aeabi_uidiv
-0000010c 0000000a T main
-000011e0 0000000c t __aeabi_memclr4
-000011e0 0000000c t __aeabi_memclr8
-10000000 00000010 d blinky_button_irq::LEDS::hd321a81f547a4281
-00000718 00000010 t <T as core::any::Any>::type_id::hc7e5c3525e389ccd
-00000a84 00000010 t <&T as core::fmt::Debug>::fmt::h6f0c0a920de8d5a4
-00000a74 00000010 t <&T as core::fmt::Display>::fmt::h485290c43ed74af0
-00001162 00000010 t __aeabi_memset
-00000c48 00000012 t <&T as core::fmt::Display>::fmt::hebaa948f08d04b9f
-00001418 00000014 T HardFaultTrampoline
-00000bf4 00000018 t <core::cell::BorrowError as core::fmt::Debug>::fmt::h13cefdfa433bd005
-00000c0c 00000018 t <core::cell::BorrowMutError as core::fmt::Debug>::fmt::hf6fce6dfb3862f4b
-0000036c 00000024 T OC0
-00000c24 00000024 t <&T as core::fmt::Display>::fmt::h5eec314a4f33db6e
-00000e78 00000024 t core::ops::function::FnOnce::call_once::hae7de61ad7f8814a
-000006f0 00000024 t core::panicking::panic_fmt::h6d3ed64005ec502c
-00001118 00000028 t <&mut W as core::fmt::Write>::write_fmt::h4fea0ca5dfc7d23c
-00001058 00000028 t <&mut W as core::fmt::Write>::write_str::h4c57be8250dbbbd5
-000000c0 0000002e T Reset
-10000428 00000030 B _SEGGER_RTT
-00000728 00000036 t core::fmt::Formatter::pad_integral::write_prefix::h7d7e18322b937585
-00000a3c 00000038 t core::panicking::panic::hbc890ab2d3f98350
-00000008 00000038 R __EXCEPTIONS
-00001248 00000042 t memset
-00000c5c 00000048 t core::result::unwrap_failed::h2999f1e0ebb822f3
-000011ec 0000005c t memcpy
-00001172 0000006e t __aeabi_memset4
-00000040 00000080 R __INTERRUPTS
-00001080 00000098 t <&mut W as core::fmt::Write>::write_char::h90ce787962b13e7e
-00000db4 000000c4 t rust_begin_unwind
-00000e9c 000000dc t core::ops::function::FnOnce::call_once::h77dc8a2d5f26c7e5
-00000f78 000000de t rtt_target::rtt::RttWriter::write_with_mode::h1a4c5e3a85e3543c
-00000390 000000f8 T OC15
-00000ca8 0000010c t <&T as core::fmt::Display>::fmt::hca3d309fecf45fc9
-00000a94 00000160 t core::fmt::write::h1a6a1fa2ab1e87db
-0000128a 0000018e t compiler_builtins::int::specialized_div_rem::u32_div_rem::hf0f3b5d5cee9f3cd
-00000118 00000254 t blinky_button_irq::__cortex_m_rt_main::h557f86e8a5802146
-0000048c 00000264 t core::fmt::num::imp::<impl core::fmt::Display for u32>::fmt::h55a201de7649bb77
-0000075e 000002dc t core::fmt::Formatter::pad::hbf986859669127df
-1000001c 00000400 b blinky_button_irq::__cortex_m_rt_main::_RTT_CHANNEL_BUFFER::h65c8b176456b2583