You can download the source code as a release tarball or sync the [http://git.criu.org/?p=criu.git;a=summary git repository]. If you plan to modify CRIU sources the latter way is highly recommended.
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You can download the source code as a release tarball or sync the [https://github.com/xemul/criu git repository]. If you plan to modify CRIU sources the latter way is highly recommended.