does not compile

[ksteczk]

[ 10%] Building CXX object CMakeFiles/FastRFS_static.dir/FastRFS.cpp.o
/opt/FastRFS-master/src/FastRFS.cpp: In function ‘int main(int, char**)’:
/opt/FastRFS-master/src/FastRFS.cpp:28:7: warning: unused variable ‘debug’ [-Wunused-variable]
int debug = 0;
^~~~~
/opt/FastRFS-master/src/FastRFS.cpp:36:8: warning: unused variable ‘getAll’ [-Wunused-variable]
bool getAll=false;
^~~~~~
[ 20%] Building CXX object CMakeFiles/FastRFS_static.dir/FastRFTripartitionScorer.cpp.o
/opt/FastRFS-master/src/FastRFTripartitionScorer.cpp: In member function ‘virtual void FastRFTripartitionScorer::setup(Config&, std::vector&)’:
/opt/FastRFS-master/src/FastRFTripartitionScorer.cpp:59:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if (n%1000 == 0 || n == clades.size()) {
~~^~~~~~~~~~~~~~~~
[ 30%] Building CXX object CMakeFiles/FastRFS_static.dir/RFSupportAnalysis.cpp.o
/opt/FastRFS-master/src/RFSupportAnalysis.cpp: In function ‘double support(TaxonSet&, clade_bitset&, std::vector<std::unordered_set >&, std::vector&)’:
/opt/FastRFS-master/src/RFSupportAnalysis.cpp:10:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for (int i = 0; i < trees.size(); i++) {
~~^~~~~~~~~~~~~~
[ 40%] Building CXX object CMakeFiles/FastRFS_static.dir/whereami.cpp.o
[ 50%] Linking CXX executable static/FastRFS
/usr/bin/ld: cannot open output file static/FastRFS: No such file or directory
collect2: error: ld returned 1 exit status
CMakeFiles/FastRFS_static.dir/build.make:172: recipe for target 'static/FastRFS' failed
make[2]: *** [static/FastRFS] Error 1
CMakeFiles/Makefile2:67: recipe for target 'CMakeFiles/FastRFS_static.dir/all' failed
make[1]: *** [CMakeFiles/FastRFS_static.dir/all] Error 2
Makefile:129: recipe for target 'all' failed
make: *** [all] Error 2