Variable 'total_in' set but not used #508

Job	Run time
Ubuntu 20 GCC	46s
Ubuntu GCC ASAN	2m 50s
Ubuntu GCC UBSAN	1m 57s
Ubuntu GCC MSAN	54s
Ubuntu 20 Clang	53s
Ubuntu 20 Clang 6.0	1m 8s
Ubuntu GCC	54s
Ubuntu GCC OSB	52s
Ubuntu Clang	57s
Ubuntu Clang No Zlib	56s
Ubuntu Clang No Bzip2	57s
Ubuntu Clang No LZMA	58s
Ubuntu Clang No Zstd	53s
Ubuntu Clang No Pkcrypt	52s
Ubuntu Clang No Winzip AES	52s
Ubuntu Clang No Encryption	47s
Ubuntu Clang Compress Only	1m 0s
Ubuntu Clang Decompress Only	50s
Ubuntu Clang OpenSSL	56s
Windows MSVC	3m 1s
Windows GCC Code Coverage	5m 51s
macOS Xcode	53s
macOS Xcode Code Coverage	55s
macOS Xcode LibCompression	1m 9s
macOS Xcode OpenSSL	1m 6s
	33m 7s

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