make[4]: Entering directory '/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7'
make -C /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/Foundation
make[5]: Entering directory '/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/Foundation'
** Compiling src/ArchiveStrategy.cpp (debug, shared)
ccache_cxx  -Iinclude -I/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/CppUnit/include -I/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/CppUnit/WinTestRunner/include -I/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/Foundation/include -I/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/XML/include -I/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/JSON/include -I/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/Util/include -I/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/Net/include -Wall -Wno-sign-compare -DPOCO_BUILD_HOST=builds-02.infra.lede-project.org -DPOCO_TARGET_OSNAME=Linux -DPOCO_TARGET_OSARCH=x86_64 -DPOCO_NO_FPENVIRONMENT -DPOCO_NO_SHAREDMEMORY -DPOCO_NO_WSTRING -DPOCO_NO_FILECHANNEL -DPOCO_NO_SPLITTERCHANNEL -DPOCO_NO_SYSLOGCHANNEL -DPOCO_UTIL_NO_INIFILECONFIGURATION -DPOCO_UTIL_NO_JSONCONFIGURATION -DPOCO_UTIL_NO_XMLCONFIGURATION -D_XOPEN_SOURCE=500 -D_REENTRANT -D_THREAD_SAFE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -DPOCO_HAVE_FD_EPOLL  -g -D_DEBUG -fPIC -c src/ArchiveStrategy.cpp -o /build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/Foundation/obj/Linux/x86_64/debug_shared/ArchiveStrategy.o
In file included from include/Poco/Foundation.h:100:0,
                 from include/Poco/ArchiveStrategy.h:23,
                 from src/ArchiveStrategy.cpp:17:
include/Poco/Platform.h:261:3: error: #error "Unknown Hardware Architecture."
  #error "Unknown Hardware Architecture."
   ^
/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/build/rules/compile:53: recipe for target '/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/Foundation/obj/Linux/x86_64/debug_shared/ArchiveStrategy.o' failed
make[5]: *** [/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/Foundation/obj/Linux/x86_64/debug_shared/ArchiveStrategy.o] Error 1
make[5]: Leaving directory '/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/Foundation'
Makefile:131: recipe for target 'Foundation-libexec' failed
make[4]: *** [Foundation-libexec] Error 2
make[4]: Leaving directory '/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7'
Makefile:65: recipe for target '/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/.built' failed
make[3]: *** [/build/lede-17.01/slaves/phase2/arc_archs/build/sdk/build_dir/target-arc_archs_uClibc-1.0.14/poco-1.7.7/.built] Error 2