prepare (1/3): 
finished

make (2/3): 
g++ -g -Wall -o test_heap.o -c test_heap.cpp 
In file included from test_heap.cpp:3:0:
binary_heap.h: In instantiation of 'void binary_heap<TYPE, COMP>::percolateDown(int) [with TYPE = int; COMP = compare_t]':
test_heap.cpp:86:1:   required from here
binary_heap.h:116:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (j=2*id;j<=this->size();j=2*id){
binary_heap.h:117:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if(j<this->size()&&this->compare(this->data[j],this->data[j-1])) j++;
g++ -g -Wall -o test_heap test_heap.o
finished

clean (3/3): 
mv: cannot stat 'build/main': No such file or directory

build failed