fix metis (#255)

.github/workflows/metis-Windows.sh

@@ -2,7 +2,7 @@
 
 METIS=metis-5.1.0
 
-curl -k -L "http://glaros.dtc.umn.edu/gkhome/fetch/sw/metis/${METIS}.tar.gz" --output "${METIS}.tar.gz"
+curl -k -L "https://web.archive.org/web/20170712055800/http://glaros.dtc.umn.edu/gkhome/fetch/sw/metis/${METIS}.tar.gz" --output "${METIS}.tar.gz"
 tar -xvzf "${METIS}.tar.gz"
 rm -f "${METIS}.tar.gz"
 cd "${METIS}" || exit

.github/workflows/metis.sh

@@ -2,7 +2,7 @@
 
 METIS=metis-5.1.0
 
-wget -nv "http://glaros.dtc.umn.edu/gkhome/fetch/sw/metis/${METIS}.tar.gz"
+wget -nv "https://web.archive.org/web/20211119110155/http://glaros.dtc.umn.edu/gkhome/fetch/sw/metis/${METIS}.tar.gz"
 tar -xvzf "${METIS}.tar.gz"
 rm -f "${METIS}.tar.gz"
 cd "${METIS}" || exit

README.md

@@ -94,7 +94,7 @@ $ echo $CPATH
 >>> /usr/local/cuda/include:...
 ```
 
-If you want to additionally build `torch-sparse` with METIS support, *e.g.* for partioning, please download and install the [METIS library](http://glaros.dtc.umn.edu/gkhome/metis/metis/download) by following the instructions in the `Install.txt` file.
+If you want to additionally build `torch-sparse` with METIS support, *e.g.* for partioning, please download and install the [METIS library](https://web.archive.org/web/20211119110155/http://glaros.dtc.umn.edu/gkhome/metis/metis/download) by following the instructions in the `Install.txt` file.
 Note that METIS needs to be installed with 64 bit `IDXTYPEWIDTH` by changing `include/metis.h`.
 Afterwards, set the environment variable `WITH_METIS=1`.