Failed to build serf1: command execution failed

[maurogaio]

--->  Computing dependencies for serf1
--->  Fetching archive for serf1
--->  Attempting to fetch serf1-1.3.9_0.darwin_17.i386.tbz2 from http://lil.fr.packages.macports.org/serf1
--->  Attempting to fetch serf1-1.3.9_0.darwin_17.i386.tbz2 from https://packages.macports.org/serf1
--->  Attempting to fetch serf1-1.3.9_0.darwin_17.i386.tbz2 from http://mse.uk.packages.macports.org/sites/packages.macports.org/serf1
--->  Fetching distfiles for serf1
--->  Verifying checksums for serf1
--->  Extracting serf1
--->  Applying patches to serf1
--->  Configuring serf1
--->  Building serf1
Error: Failed to build serf1: command execution failed
Error: See /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_www_serf1/serf1/main.log for details.
Error: Follow https://guide.macports.org/#project.tickets to report a bug.
Error: Processing of port serf1 failed

[maurogaio]

:notice:build --->  Building serf1
:debug:build Executing org.macports.build (serf1)
:debug:build Environment: 
:debug:build CC_PRINT_OPTIONS='YES'
:debug:build CC_PRINT_OPTIONS_FILE='/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_www_serf1/serf1/work/.CC_PRINT_OPTIONS'
:debug:build CPATH='/opt/local/include'
:debug:build LIBRARY_PATH='/opt/local/lib'
:debug:build MACOSX_DEPLOYMENT_TARGET='10.13'
:info:build Executing:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_www_serf1/serf1/work/serf-1.3.9" && /opt/local/bin/scons -j4 APR=/opt/local APU=/opt/local OPENSSL=/opt/local PREFIX=/opt/local CC=/usr/bin/clang CPPFLAGS="-I/opt/local/include" CFLAGS="-Os -arch i386" LINKFLAGS="-L/opt/local/lib -Wl,-headerpad_max_install_names -arch i386" CC="MACOSX_DEPLOYMENT_TARGET=10.13 /usr/bin/clang" 
:debug:build system:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_www_serf1/serf1/work/serf-1.3.9" && /opt/local/bin/scons -j4 APR=/opt/local APU=/opt/local OPENSSL=/opt/local PREFIX=/opt/local CC=/usr/bin/clang CPPFLAGS="-I/opt/local/include" CFLAGS="-Os -arch i386" LINKFLAGS="-L/opt/local/lib -Wl,-headerpad_max_install_names -arch i386" CC="MACOSX_DEPLOYMENT_TARGET=10.13 /usr/bin/clang" 
:info:build SCons import failed. Unable to find engine files in:
:info:build   /opt/local/bin/../engine
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/bin/scons-local-3.0.1
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/bin/scons-local
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/scons-3.0.1
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/scons-3.0.1
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/scons-3.0.1
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/scons-3.0.1
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/scons-3.0.1
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/scons
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/scons
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/scons
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/scons
:info:build   /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/scons
:info:build Traceback (most recent call last):
:info:build   File "/opt/local/bin/scons", line 192, in <module>
:info:build     import SCons.Script
:info:build   File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/scons-3.0.1/SCons/__init__.py", line 43, in <module>
:info:build     import SCons.compat
:info:build   File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/scons-3.0.1/SCons/compat/__init__.py", line 97, in <module>
:info:build     import pickle
:info:build   File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/pickle.py", line 34, in <module>
:info:build     import struct
:info:build   File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/struct.py", line 1, in <module>
:info:build     from _struct import *
:info:build ImportError: No module named _struct
:info:build Command failed:  cd "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_www_serf1/serf1/work/serf-1.3.9" && /opt/local/bin/scons -j4 APR=/opt/local APU=/opt/local OPENSSL=/opt/local PREFIX=/opt/local CC=/usr/bin/clang CPPFLAGS="-I/opt/local/include" CFLAGS="-Os -arch i386" LINKFLAGS="-L/opt/local/lib -Wl,-headerpad_max_install_names -arch i386" CC="MACOSX_DEPLOYMENT_TARGET=10.13 /usr/bin/clang" 
:info:build Exit code: 1
:error:build Failed to build serf1: command execution failed

[mf2k (Frank Schima)]

In the future, please use WikiFormatting and add the port maintainer(s) to Cc (port info --maintainers serf1), if any.