Hi everyone!

I'm following the documentation for my first topology deployment and I'm
getting some errors...

Running the client I got error this error:
pex: Unresolved requirements:
pex:   - pyyaml
pex:   - netifaces
pex:   - protobuf
pex: Distributions contained within this pex:
pex:   - PyYAML-3.13-cp36-cp36m-linux_x86_64.whl
pex:   - colorlog-2.6.1-py2.py3-none-any.whl
pex:   - netifaces-0.10.6-cp36-cp36m-linux_x86_64.whl
pex:   - protobuf-3.8.0-cp36-cp36m-manylinux1_x86_64.whl
pex:   - requests-2.12.3-py2.py3-none-any.whl
pex:   - setuptools-46.1.3-py3-none-any.whl
pex:   - six-1.16.0-py2.py3-none-any.whl
Failed to execute PEX file. Needed manylinux2014_x86_64-cp-38-cp38
compatible dependencies for:
 1: pyyaml
    But this pex only contains:
      PyYAML-3.13-cp36-cp36m-linux_x86_64.whl
 2: netifaces
    But this pex only contains:
      netifaces-0.10.6-cp36-cp36m-linux_x86_64.whl
 3: protobuf
    But this pex only contains:
      protobuf-3.8.0-cp36-cp36m-manylinux1_x86_64.whl

the full stack is at attached file "error-heron.txt"

Client version:
https://www.apache.org/dyn/closer.lua/incubator/heron/heron-0.20.4-incubating/heron-install-0.20.4-incubating-ubuntu18.04.sh

Python: Python 3.8.10
SO: Ubuntu 20.04

Someone can tell me if I need to install a specific Python version or what
I need to do to fix this?

-- 

pex: Installed VendorImporter(root='/home/leonardo/bin/heron/.bootstrap', 
importables=(_Importable(module='pyparsing', is_pkg=False, 
path='pex/vendor/_vendored/packaging', prefix='pex.third_party'), 
_Importable(module='packaging', is_pkg=True, 
path='pex/vendor/_vendored/packaging', prefix='pex.third_party'), 
_Importable(module='pkg_resources', is_pkg=True, 
path='pex/vendor/_vendored/setuptools', prefix='pex.third_party')))
pex: Installed VendorImporter(root='/home/leonardo/bin/heron/.bootstrap', 
importables=(_Importable(module='__main__', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='bootstrap', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='common', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='compatibility', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='compiler', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='dist_metadata', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='distribution_target', is_pkg=False, 
path='pex', prefix='_pex'), _Importable(module='environment', is_pkg=False, 
path='pex', prefix='_pex'), _Importable(module='executor', is_pkg=False, 
path='pex', prefix='_pex'), _Importable(module='finders', is_pkg=False, 
path='pex', prefix='_pex'), _Importable(module='interpreter', is_pkg=False, 
path='pex', prefix='_pex'), _Importable(module='interpreter_constraints', 
is_pkg=False, path='pex', prefix='_pex'), _Importable(module='jobs', 
is_pkg=False, path='pex', prefix='_pex'), _Importable(module='orderedset', 
is_pkg=False, path='pex', prefix='_pex'), _Importable(module='pex', 
is_pkg=False, path='pex', prefix='_pex'), 
_Importable(module='pex_bootstrapper', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='pex_builder', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='pex_info', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='pex_warnings', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='pip', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='platforms', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='requirements', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='resolver', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='testing', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='tracer', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='util', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='variables', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='version', is_pkg=False, path='pex', 
prefix='_pex'), _Importable(module='third_party', is_pkg=True, path='pex', 
prefix='_pex'), _Importable(module='vendor', is_pkg=True, path='pex', 
prefix='_pex')))
pex: pex.third_party.packaging imported via 
_Loader(module_name='pex.third_party.packaging', 
vendor_module_name='pex.vendor._vendored.packaging.packaging')
pex: pex.third_party.pyparsing imported via 
_Loader(module_name='pex.third_party.pyparsing', 
vendor_module_name='pex.vendor._vendored.packaging.pyparsing')
pex: pex.third_party.pkg_resources imported via 
_Loader(module_name='pex.third_party.pkg_resources', 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources')
pex: pex.third_party.pkg_resources.extern imported via 
_Loader(module_name='pex.third_party.pkg_resources.extern', 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources.extern')
pex: pex.third_party.pkg_resources.extern.six imported via 
_Loader(module_name='pex.third_party.pkg_resources.extern.six', 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources.extern.six')
pex: pex.third_party.pkg_resources.extern.six.moves imported via 
_Loader(module_name='pex.third_party.pkg_resources.extern.six.moves', 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources.extern.six.moves')
pex: pex.third_party.pkg_resources.extern.packaging imported via 
_Loader(module_name='pex.third_party.pkg_resources.extern.packaging', 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources.extern.packaging')
pex: pex.third_party.pkg_resources.extern.packaging.version imported via 
_Loader(module_name='pex.third_party.pkg_resources.extern.packaging.version', 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.version')
pex: pex.third_party.pkg_resources.extern.packaging.specifiers imported via 
_Loader(module_name='pex.third_party.pkg_resources.extern.packaging.specifiers',
 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.specifiers')
pex: pex.third_party.pkg_resources.extern.pyparsing imported via 
_Loader(module_name='pex.third_party.pkg_resources.extern.pyparsing', 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources.extern.pyparsing')
pex: pex.third_party.pkg_resources.extern.six.moves.urllib imported via 
_Loader(module_name='pex.third_party.pkg_resources.extern.six.moves.urllib', 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources.extern.six.moves.urllib')
pex: pex.third_party.pkg_resources.extern.packaging.requirements imported via 
_Loader(module_name='pex.third_party.pkg_resources.extern.packaging.requirements',
 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.requirements')
pex: pex.third_party.pkg_resources.extern.packaging.markers imported via 
_Loader(module_name='pex.third_party.pkg_resources.extern.packaging.markers', 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.markers')
pex: pex.third_party.pkg_resources imported via 
_Loader(module_name='pex.third_party.pkg_resources', 
vendor_module_name='pex.vendor._vendored.setuptools.pkg_resources')
pex: pex.third_party.packaging.specifiers imported via 
_Loader(module_name='pex.third_party.packaging.specifiers', 
vendor_module_name='pex.vendor._vendored.packaging.packaging.specifiers')
pex: Selecting runtime interpreter
pex: Using the current interpreter /usr/bin/python3 since no constraints have 
been specified and PYTHONPATH is not set.
pex: Selecting runtime interpreter: 0.0ms
pex: Found site-library: /usr/lib/python3.8/dist-packages
pex: Found site-library: /usr/local/lib/python3.8/dist-packages
pex: Found site-library: /usr/lib/python3/dist-packages
pex: Found .pth file: 
/usr/local/lib/python3.8/dist-packages/google_cloud_logging-1.14.0-py3.6-nspkg.pth
pex: Found .pth file: 
/usr/local/lib/python3.8/dist-packages/google_api_core-1.31.5-py3.8-nspkg.pth
pex: Found .pth file: 
/usr/local/lib/python3.8/dist-packages/google_cloud_core-1.7.2-py3.9-nspkg.pth
pex: Found .pth file: 
/usr/local/lib/python3.8/dist-packages/google_auth-1.35.0-py3.9-nspkg.pth
pex: Found .pth file: 
/usr/local/lib/python3.8/dist-packages/googleapis_common_protos-1.54.0-py3.10-nspkg.pth
pex: Found .pth file: 
/usr/local/lib/python3.8/dist-packages/protobuf-3.19.4-py3.8-nspkg.pth
pex: Not a tainted path element: /home/leonardo/bin/heron/.bootstrap
pex: Not a tainted path element: /home/leonardo/bin/heron
pex: Not a tainted path element: /usr/lib/python38.zip
pex: Not a tainted path element: /usr/lib/python3.8
pex: Not a tainted path element: /usr/lib/python3.8/lib-dynload
pex: Not a tainted path element: 
/home/leonardo/.local/lib/python3.8/site-packages
pex: Tainted path element: /usr/local/lib/python3.8/dist-packages
pex: Tainted path element: /usr/lib/python3/dist-packages
pex: Scrubbing from user site: /home/leonardo/.local/lib/python3.8/site-packages
pex: Scrubbing from site-packages: /usr/local/lib/python3.8/dist-packages
pex: Scrubbing from site-packages: /usr/lib/python3/dist-packages
pex: Dropping google
pex: Dropping google.cloud
pex: Dropping google.iam
pex: Dropping google.logging
pex: Dropping apport_python_hook
pex: E: tags for 'manylinux2014_x86_64' x 
PythonInterpreter('/usr/bin/python3.8', PythonIdentity('/usr/bin/python3', 
'cp38', 'cp38', 'manylinux2014_x86_64', (3, 8, 10))) -> 
frozenset({<py34-none-manylinux1_x86_64 @ 140590872389568>, 
<py3-none-manylinux2014_x86_64 @ 140590872414400>, <cp38-cp38-linux_x86_64 @ 
140590872383744>, <cp37-abi3-manylinux2014_x86_64 @ 140590872385408>, 
<py33-none-linux_x86_64 @ 140590872390592>, <cp35-abi3-manylinux1_x86_64 @ 
140590872372032>, <cp34-abi3-manylinux1_x86_64 @ 140590872374400>, 
<cp38-cp38-manylinux2014_x86_64 @ 140590872269504>, 
<py33-none-manylinux2014_x86_64 @ 140590872389184>, <cp38-none-any @ 
140590875903680>, <cp33-abi3-manylinux2010_x86_64 @ 140590872371648>, 
<py3-none-manylinux1_x86_64 @ 140590872412416>, <py38-none-manylinux2010_x86_64 
@ 140590872415168>, <cp37-abi3-manylinux1_x86_64 @ 140590872384320>, 
<cp38-cp38-manylinux1_x86_64 @ 140590872387328>, <py3-none-linux_x86_64 @ 
140590872412800>, <cp33-abi3-linux_x86_64 @ 140590872373888>, 
<py38-none-linux_x86_64 @ 140590872413504>, <py33-none-manylinux1_x86_64 @ 
140590872390400>, <py31-none-manylinux2010_x86_64 @ 140590875902208>, 
<cp33-abi3-manylinux2014_x86_64 @ 140590872374656>, 
<py38-none-manylinux2014_x86_64 @ 140590872415424>, 
<py30-none-manylinux2010_x86_64 @ 140590875903040>, <py3-none-any @ 
140590875903936>, <cp36-abi3-manylinux2010_x86_64 @ 140590872385024>, 
<py30-none-linux_x86_64 @ 140590875903424>, <py33-none-any @ 140590875905216>, 
<py37-none-manylinux2010_x86_64 @ 140590872415040>, <cp36-abi3-linux_x86_64 @ 
140590872373312>, <py30-none-manylinux2014_x86_64 @ 140590875902016>, 
<cp33-abi3-manylinux1_x86_64 @ 140590872372160>, 
<cp32-abi3-manylinux2010_x86_64 @ 140590872375232>, 
<py38-none-manylinux1_x86_64 @ 140590872415808>, 
<py32-none-manylinux2010_x86_64 @ 140590872391040>, 
<cp38-abi3-manylinux2010_x86_64 @ 140590872385600>, 
<py36-none-manylinux2010_x86_64 @ 140590872388160>, 
<py34-none-manylinux2010_x86_64 @ 140590872389376>, <py37-none-linux_x86_64 @ 
140590872414592>, <cp36-abi3-manylinux2014_x86_64 @ 140590872384832>, 
<py32-none-linux_x86_64 @ 140590872391424>, <cp35-abi3-manylinux2010_x86_64 @ 
140590872372224>, <cp38-abi3-linux_x86_64 @ 140590872387264>, 
<py36-none-linux_x86_64 @ 140590872388608>, <py37-none-manylinux2014_x86_64 @ 
140590872413824>, <py35-none-manylinux2010_x86_64 @ 140590872388352>, 
<py32-none-manylinux2014_x86_64 @ 140590872390016>, 
<py30-none-manylinux1_x86_64 @ 140590875903232>, 
<cp38-abi3-manylinux2014_x86_64 @ 140590872385984>, 
<py36-none-manylinux2014_x86_64 @ 140590872415232>, 
<py34-none-manylinux2014_x86_64 @ 140590872387968>, <py31-none-linux_x86_64 @ 
140590875902592>, <py38-none-any @ 140590875902848>, <py35-none-linux_x86_64 @ 
140590872388928>, <cp36-abi3-manylinux1_x86_64 @ 140590872373120>, 
<py31-none-manylinux2014_x86_64 @ 140590872390848>, 
<py35-none-manylinux2014_x86_64 @ 140590872414976>, 
<py37-none-manylinux1_x86_64 @ 140590872415104>, 
<cp38-none-manylinux2010_x86_64 @ 140590872387200>, 
<py32-none-manylinux1_x86_64 @ 140590872391232>, <cp38-abi3-manylinux1_x86_64 @ 
140590872386816>, <py30-none-any @ 140590875905984>, 
<py36-none-manylinux1_x86_64 @ 140590872387648>, <cp32-abi3-linux_x86_64 @ 
140590872413248>, <cp34-abi3-manylinux2010_x86_64 @ 140590872374016>, 
<py31-none-manylinux1_x86_64 @ 140590875902400>, <cp38-none-linux_x86_64 @ 
140590872384896>, <py34-none-linux_x86_64 @ 140590872389760>, 
<cp32-abi3-manylinux2014_x86_64 @ 140590872374912>, 
<py35-none-manylinux1_x86_64 @ 140590872388736>, <py37-none-any @ 
140590875904192>, <cp38-none-manylinux2014_x86_64 @ 140590872387008>, 
<cp35-abi3-linux_x86_64 @ 140590872372992>, <cp34-abi3-linux_x86_64 @ 
140590872375168>, <py32-none-any @ 140590875905472>, <py36-none-any @ 
140590875904448>, <py34-none-any @ 140590875904960>, 
<py3-none-manylinux2010_x86_64 @ 140590872414208>, 
<cp35-abi3-manylinux2014_x86_64 @ 140590872373696>, 
<cp37-abi3-manylinux2010_x86_64 @ 140590872385280>, 
<cp34-abi3-manylinux2014_x86_64 @ 140590872373568>, <py31-none-any @ 
140590875905728>, <cp38-cp38-manylinux2010_x86_64 @ 140590872279040>, 
<cp32-abi3-manylinux1_x86_64 @ 140590872412864>, <py35-none-any @ 
140590875904704>, <py33-none-manylinux2010_x86_64 @ 140590872390208>, 
<cp37-abi3-linux_x86_64 @ 140590872384704>, <cp38-none-manylinux1_x86_64 @ 
140590872385792>})
pex: Activating PEX virtual environment from /home/leonardo/bin/heron
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Searching dependency cache: /home/leonardo/.heron/bin/heron/.deps
pex: Using cached 
/home/leonardo/.pex/installed_wheels/6120837ebb23490d4334f5aa9b9ed45efeecc7f4/PyYAML-3.13-cp36-cp36m-linux_x86_64.whl
pex: Using cached 
/home/leonardo/.pex/installed_wheels/491d25018f79f6d8f310bea86d9d769f9e78cbc3/colorlog-2.6.1-py2.py3-none-any.whl
pex: Using cached 
/home/leonardo/.pex/installed_wheels/9ef7286c57dc948dd11a07fdc4c1bb0dc3bb0438/netifaces-0.10.6-cp36-cp36m-linux_x86_64.whl
pex: Using cached 
/home/leonardo/.pex/installed_wheels/c437d1b35bea779fbb1fb00d5967b22d0efafb5f/protobuf-3.8.0-cp36-cp36m-manylinux1_x86_64.whl
pex: Using cached 
/home/leonardo/.pex/installed_wheels/0b9b1793e9e34c8fce8dd899e4193460578004b6/requests-2.12.3-py2.py3-none-any.whl
pex: Using cached 
/home/leonardo/.pex/installed_wheels/14bc843383a3193c912acdca357f274b472024b8/setuptools-46.1.3-py3-none-any.whl
pex: Using cached 
/home/leonardo/.pex/installed_wheels/ca1be577ab00d743e61179dcd863e5d67ccc02bc/six-1.16.0-py2.py3-none-any.whl
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Searching dependency cache: /home/leonardo/.heron/bin/heron/.deps :: Adding 
colorlog 2.6.1
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Searching dependency cache: /home/leonardo/.heron/bin/heron/.deps :: Adding 
requests 2.12.3
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Searching dependency cache: /home/leonardo/.heron/bin/heron/.deps :: Adding 
setuptools 46.1.3
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Searching dependency cache: /home/leonardo/.heron/bin/heron/.deps :: Adding six 
1.16.0
pex: PEX is not zip safe, exploding to 
/home/leonardo/.pex/code/0706ca31f9c3e4bfa7dd4dc929c6ebafe65b33a5
pex: Adding exploded non zip-safe pex to the head of sys.path: 
/home/leonardo/.pex/code/0706ca31f9c3e4bfa7dd4dc929c6ebafe65b33a5
pex: Not re-importing module <module 'pex.version' from 
'/home/leonardo/bin/heron/.bootstrap/pex/version.py'> from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.py31compat' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/py31compat.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources._vendor.pyparsing' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/pyparsing.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.version' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/version.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.specifiers' 
from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/specifiers.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.requirements' 
from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/requirements.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.markers' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/markers.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern.packaging._structures' 
from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/_structures.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern.packaging._compat' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/_compat.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources._vendor.packaging' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources._vendor.appdirs' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/appdirs.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/extern/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources._vendor.packaging.__about__' 
from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/__about__.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources._vendor' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 'pex.vendor._vendored.setuptools' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 'pex.vendor._vendored.packaging.pyparsing' 
from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/pyparsing.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.packaging.packaging.version' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/packaging/version.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.packaging.packaging.tags' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/packaging/tags.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.packaging.packaging.specifiers' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/packaging/specifiers.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.packaging.packaging.markers' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/packaging/markers.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.packaging.packaging._structures' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/packaging/_structures.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.packaging.packaging._compat' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/packaging/_compat.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.packaging.packaging.__about__' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/packaging/__about__.py'>
 from bootstrap.
pex: Not re-importing module <module 'pex.vendor._vendored.packaging.packaging' 
from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/packaging/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 'pex.vendor._vendored.packaging' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 'pex.vendor._vendored' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/__init__.py'> from 
bootstrap.
pex: Not re-importing module <module 'pex.vendor' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/__init__.py'> from bootstrap.
pex: Not re-importing module <module 'pex.variables' from 
'/home/leonardo/bin/heron/.bootstrap/pex/variables.py'> from bootstrap.
pex: Not re-importing module <module 'pex.util' from 
'/home/leonardo/bin/heron/.bootstrap/pex/util.py'> from bootstrap.
pex: Not re-importing module <module 'pex.tracer' from 
'/home/leonardo/bin/heron/.bootstrap/pex/tracer.py'> from bootstrap.
pex: Not re-importing module <module 'pex.vendor._vendored.packaging.pyparsing' 
from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/pyparsing.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources._vendor.pyparsing' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/pyparsing.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.version' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/version.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.specifiers' 
from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/specifiers.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.requirements' 
from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/requirements.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern.packaging.markers' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/markers.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources._vendor.packaging' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/_vendor/packaging/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources.extern' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/extern/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.setuptools.pkg_resources' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/setuptools/pkg_resources/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 
'pex.vendor._vendored.packaging.packaging.specifiers' from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/packaging/specifiers.py'>
 from bootstrap.
pex: Not re-importing module <module 'pex.vendor._vendored.packaging.packaging' 
from 
'/home/leonardo/bin/heron/.bootstrap/pex/vendor/_vendored/packaging/packaging/__init__.py'>
 from bootstrap.
pex: Not re-importing module <module 'pex.third_party' from 
'/home/leonardo/bin/heron/.bootstrap/pex/third_party/__init__.py'> from 
bootstrap.
pex: Not re-importing module <module 'pex.platforms' from 
'/home/leonardo/bin/heron/.bootstrap/pex/platforms.py'> from bootstrap.
pex: Not re-importing module <module 'pex.pip' from 
'/home/leonardo/bin/heron/.bootstrap/pex/pip.py'> from bootstrap.
pex: Not re-importing module <module 'pex.pex_warnings' from 
'/home/leonardo/bin/heron/.bootstrap/pex/pex_warnings.py'> from bootstrap.
pex: Not re-importing module <module 'pex.pex_info' from 
'/home/leonardo/bin/heron/.bootstrap/pex/pex_info.py'> from bootstrap.
pex: Not re-importing module <module 'pex.pex_builder' from 
'/home/leonardo/bin/heron/.bootstrap/pex/pex_builder.py'> from bootstrap.
pex: Not re-importing module <module 'pex.pex_bootstrapper' from 
'/home/leonardo/bin/heron/.bootstrap/pex/pex_bootstrapper.py'> from bootstrap.
pex: Not re-importing module <module 'pex.pex' from 
'/home/leonardo/bin/heron/.bootstrap/pex/pex.py'> from bootstrap.
pex: Not re-importing module <module 'pex.orderedset' from 
'/home/leonardo/bin/heron/.bootstrap/pex/orderedset.py'> from bootstrap.
pex: Not re-importing module <module 'pex.jobs' from 
'/home/leonardo/bin/heron/.bootstrap/pex/jobs.py'> from bootstrap.
pex: Not re-importing module <module 'pex.interpreter_constraints' from 
'/home/leonardo/bin/heron/.bootstrap/pex/interpreter_constraints.py'> from 
bootstrap.
pex: Not re-importing module <module 'pex.interpreter' from 
'/home/leonardo/bin/heron/.bootstrap/pex/interpreter.py'> from bootstrap.
pex: Not re-importing module <module 'pex.finders' from 
'/home/leonardo/bin/heron/.bootstrap/pex/finders.py'> from bootstrap.
pex: Not re-importing module <module 'pex.executor' from 
'/home/leonardo/bin/heron/.bootstrap/pex/executor.py'> from bootstrap.
pex: Not re-importing module <module 'pex.environment' from 
'/home/leonardo/bin/heron/.bootstrap/pex/environment.py'> from bootstrap.
pex: Not re-importing module <module 'pex.distribution_target' from 
'/home/leonardo/bin/heron/.bootstrap/pex/distribution_target.py'> from 
bootstrap.
pex: Not re-importing module <module 'pex.dist_metadata' from 
'/home/leonardo/bin/heron/.bootstrap/pex/dist_metadata.py'> from bootstrap.
pex: Not re-importing module <module 'pex.compiler' from 
'/home/leonardo/bin/heron/.bootstrap/pex/compiler.py'> from bootstrap.
pex: Not re-importing module <module 'pex.compatibility' from 
'/home/leonardo/bin/heron/.bootstrap/pex/compatibility.py'> from bootstrap.
pex: Not re-importing module <module 'pex.common' from 
'/home/leonardo/bin/heron/.bootstrap/pex/common.py'> from bootstrap.
pex: Not re-importing module <module 'pex.bootstrap' from 
'/home/leonardo/bin/heron/.bootstrap/pex/bootstrap.py'> from bootstrap.
pex: Not re-importing module <module 'pex' from 
'/home/leonardo/bin/heron/.bootstrap/pex/__init__.py'> from bootstrap.
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Resolving pyyaml from [Requirement.parse('PyYAML==3.13')]
pex: Failed to resolve a requirement: The 'pyyaml' distribution was not found 
and is required by the application
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Resolving colorlog from [Requirement.parse('colorlog==2.6.1')]
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Resolving netifaces from [Requirement.parse('netifaces==0.10.6')]
pex: Failed to resolve a requirement: The 'netifaces' distribution was not 
found and is required by the application
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Resolving protobuf from [Requirement.parse('protobuf==3.8.0')]
pex: Failed to resolve a requirement: The 'protobuf' distribution was not found 
and is required by the application
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Resolving requests from [Requirement.parse('requests==2.12.3')]
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Resolving setuptools from [Requirement.parse('setuptools==46.1.3; 
python_version >= "3.5"')]
pex: Activating PEX virtual environment from /home/leonardo/bin/heron :: 
Resolving six from [Requirement.parse('six==1.16.0; python_version != "3.0.*" 
and python_version != "3.1.*" and python_version != "3.2.*" and python_version 
>= "2.7"')]
pex: Unresolved requirements:
pex:   - pyyaml
pex:   - netifaces
pex:   - protobuf
pex: Distributions contained within this pex:
pex:   - PyYAML-3.13-cp36-cp36m-linux_x86_64.whl
pex:   - colorlog-2.6.1-py2.py3-none-any.whl
pex:   - netifaces-0.10.6-cp36-cp36m-linux_x86_64.whl
pex:   - protobuf-3.8.0-cp36-cp36m-manylinux1_x86_64.whl
pex:   - requests-2.12.3-py2.py3-none-any.whl
pex:   - setuptools-46.1.3-py3-none-any.whl
pex:   - six-1.16.0-py2.py3-none-any.whl
Failed to execute PEX file. Needed manylinux2014_x86_64-cp-38-cp38 compatible 
dependencies for:
 1: pyyaml
    But this pex only contains:
      PyYAML-3.13-cp36-cp36m-linux_x86_64.whl
 2: netifaces
    But this pex only contains:
      netifaces-0.10.6-cp36-cp36m-linux_x86_64.whl
 3: protobuf
    But this pex only contains:
      protobuf-3.8.0-cp36-cp36m-manylinux1_x86_64.whl

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