Libraries (such as 'libtorch_cpu.so') and executables (such as 'torch_shm_manager')
get installed, quite surprisingly, to 'lib/python3.8/site-packages/{bin,lib}'.
Make sure RUNPATH matches that.

diff --git a/caffe2/CMakeLists.txt b/caffe2/CMakeLists.txt
index 5b5622f0..30d27e57 100644
--- a/caffe2/CMakeLists.txt
+++ b/caffe2/CMakeLists.txt
@@ -1909,7 +1909,7 @@ if(BUILD_PYTHON)
   if(${BUILDING_WITH_TORCH_LIBS})
     # site-packages/caffe2/python/caffe2_pybind11_state
     # site-packages/torch/lib
-    set(caffe2_pybind11_rpath "${_rpath_portable_origin}/../../torch/lib")
+    set(caffe2_pybind11_rpath $ORIGIN/../../torch/lib)
   endif(${BUILDING_WITH_TORCH_LIBS})
 
   # Must also include `CMAKE_SHARED_LINKER_FLAGS` in linker flags for
diff --git a/cmake/Dependencies.cmake b/cmake/Dependencies.cmake
index ee9cf410..f190e69b 100644
--- a/cmake/Dependencies.cmake
+++ b/cmake/Dependencies.cmake
@@ -4,7 +4,7 @@ if(APPLE)
   set(CMAKE_MACOSX_RPATH ON)
   set(_rpath_portable_origin "@loader_path")
 else()
-  set(_rpath_portable_origin $ORIGIN)
+  set(_rpath_portable_origin $ORIGIN/../lib)
 endif(APPLE)
 # Use separate rpaths during build and install phases
 set(CMAKE_SKIP_BUILD_RPATH  FALSE)
guix/tree/gnu/tests.scm?id=f7f507b57724e44062f6a5d7e3a54176ae3e08da'>tree</a><a href='/guix/commit/gnu/tests.scm?id=f7f507b57724e44062f6a5d7e3a54176ae3e08da'>commit</a><a href='/guix/diff/gnu/tests.scm?id=f7f507b57724e44062f6a5d7e3a54176ae3e08da'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/tests.scm'>
<input type='hidden' name='id' value='f7f507b57724e44062f6a5d7e3a54176ae3e08da'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=f7f507b57724e44062f6a5d7e3a54176ae3e08da'>root</a>/<a href='/guix/log/gnu?id=f7f507b57724e44062f6a5d7e3a54176ae3e08da'>gnu</a>/<a href='/guix/log/gnu/tests.scm?id=f7f507b57724e44062f6a5d7e3a54176ae3e08da'>tests.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/tests.scm?id=f7f507b57724e44062f6a5d7e3a54176ae3e08da&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-07-25 19:11:36 +0200'>2020-07-25</span></td><td><a href='/guix/commit/gnu/tests.scm?id=a5e2fc73760a2ae023f2e56bdbf8025971f90e64'>utils: Move &lt;location&gt; and '&amp;error-location' to (guix diagnostics).</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/utils.scm (&lt;location&gt;, source-properties-&gt;location)
(location-&gt;source-properties, &amp;error-location): Move to...
* guix/diagnostics.scm: ... here.
* gnu.scm: Adjust imports accordingly.
* gnu/machine.scm: Likewise.
* gnu/system.scm: Likewise.
* gnu/tests.scm: Likewise.
* guix/inferior.scm: Likewise.
* tests/channels.scm: Likewise.
* tests/packages.scm: Likewise.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-03-05 16:33:37 +0100'>2020-03-05</span></td><td><a href='/guix/commit/gnu/tests.scm?id=c0b726c2112e0e670dc134583b376541c0a3789a'>tests: Add &lt;system-test&gt; gexp compiler.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/tests.scm (compile-system-test): New gexp compiler.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-01-23 11:26:55 +0100'>2020-01-23</span></td><td><a href='/guix/commit/gnu/tests.scm?id=f79313b3871ebe204c7b29fdb823666af06f48ff'>tests: Fix typo in comment.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/tests.scm: Add missing word in commentary.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-12-18 22:36:37 +0100'>2019-12-18</span></td><td><a href='/guix/commit/gnu/tests.scm?id=ab7010af1f1077c056529769a53a380147c3933f'>gexp: Allow character literals in GEXP-&gt;SEXP.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://bugs.gnu.org/38628&gt;.

* tests/gexp.scm ("lower-gexp, character literal"): New test.
* guix/gexp.scm (gexp-&gt;sexp)[self-quoting?]: Add CHAR? to the tested types.
* guix/repl.scm (self-quoting?): Likewise.
* gnu/tests.scm (marionette-shepherd-service)[self-quoting?]: Likewise.
</span></span></td><td>Marius Bakke</td></tr>