After I insalled xorg i wanted to install mate but it gave error like this.

In file included from /staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/jit/x86-shared/BaseAssembler-x86-shared.h:36:
/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/jit/x86-shared/Encoding-x86-shared.h:317:12: warning: 
      comparison of two values with different enumeration types in switch statement ('js::jit::X86Encoding::TwoByteOpcodeID' and
      'js::jit::X86Encoding::ThreeByteOpcodeID') [-Wenum-compare-switch]
      case OP3_PEXTRD_EdVdqIb:
           ^~~~~~~~~~~~~~~~~~
In file included from /staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/js/src/Unified_cpp_js_src17.cpp:29:
/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/jit/StupidAllocator.cpp:410:18: warning: unused variable
      'from' [-Wunused-variable]
    CodePosition from;
                 ^
1 warning generated.
c++: error: unable to execute command: Killed
c++: error: clang frontend command failed due to signal (use -v to see invocation)
FreeBSD clang version 8.0.1 (tags/RELEASE_801/final 366581) (based on LLVM 8.0.1)
Target: x86_64-unknown-freebsd12.1
Thread model: posix
InstalledDir: /usr/bin
c++: note: diagnostic msg: PLEASE submit a bug report to https://bugs.freebsd.org/submit/ and include the crash backtrace, preprocessed source, and associated run script.
c++: error: unable to execute command: Killed
c++: error: clang frontend command failed due to signal (use -v to see invocation)
FreeBSD clang version 8.0.1 (tags/RELEASE_801/final 366581) (based on LLVM 8.0.1)
Target: x86_64-unknown-freebsd12.1
Thread model: posix
InstalledDir: /usr/bin
c++: note: diagnostic msg: PLEASE submit a bug report to https://bugs.freebsd.org/submit/ and include the crash backtrace, preprocessed source, and associated run script.
1 warning generated.
c++: note: diagnostic msg: 
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src12-d12784.cpp
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src12-d12784.sh
c++: note: diagnostic msg: 

********************
gmake[13]: *** [/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/config/rules.mk:951: Unified_cpp_js_src12.o] Error 254
c++: note: diagnostic msg: 
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src0-9f7fdb.cpp
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src0-9f7fdb.sh
c++: note: diagnostic msg: 

********************
gmake[13]: *** [/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/config/rules.mk:951: Unified_cpp_js_src0.o] Error 254
1 warning generated.
In file included from /staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/js/src/Unified_cpp_js_src25.cpp:11:
/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/jsstr.cpp:984:20: warning: 'unorm_normalize' is deprecated
      [-Wdeprecated-declarations]
    int32_t size = unorm_normalize(srcChars, srcLen, form, 0,
                   ^
/usr/local/include/unicode/unorm.h:217:1: note: 'unorm_normalize' has been explicitly marked deprecated here
U_DEPRECATED int32_t U_EXPORT2
^
/usr/local/include/unicode/umachine.h:115:29: note: expanded from macro 'U_DEPRECATED'
#define U_DEPRECATED U_CAPI U_ATTRIBUTE_DEPRECATED
                            ^
/usr/local/include/unicode/umachine.h:95:52: note: expanded from macro 'U_ATTRIBUTE_DEPRECATED'
#    define U_ATTRIBUTE_DEPRECATED __attribute__ ((deprecated))
                                                   ^
In file included from /staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/js/src/Unified_cpp_js_src25.cpp:11:
/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/jsstr.cpp:994:9: warning: 'unorm_normalize' is deprecated
      [-Wdeprecated-declarations]
        unorm_normalize(srcChars, srcLen, form, 0,
        ^
/usr/local/include/unicode/unorm.h:217:1: note: 'unorm_normalize' has been explicitly marked deprecated here
U_DEPRECATED int32_t U_EXPORT2
^
/usr/local/include/unicode/umachine.h:115:29: note: expanded from macro 'U_DEPRECATED'
#define U_DEPRECATED U_CAPI U_ATTRIBUTE_DEPRECATED
                            ^
/usr/local/include/unicode/umachine.h:95:52: note: expanded from macro 'U_ATTRIBUTE_DEPRECATED'
#    define U_ATTRIBUTE_DEPRECATED __attribute__ ((deprecated))
                                                   ^
c++: error: unable to execute command: Killed
c++: error: clang frontend command failed due to signal (use -v to see invocation)
FreeBSD clang version 8.0.1 (tags/RELEASE_801/final 366581) (based on LLVM 8.0.1)
Target: x86_64-unknown-freebsd12.1
Thread model: posix
InstalledDir: /usr/bin
c++: note: diagnostic msg: PLEASE submit a bug report to https://bugs.freebsd.org/submit/ and include the crash backtrace, preprocessed source, and associated run script.
c++: error: unable to execute command: Killed
c++: error: clang frontend command failed due to signal (use -v to see invocation)
FreeBSD clang version 8.0.1 (tags/RELEASE_801/final 366581) (based on LLVM 8.0.1)
Target: x86_64-unknown-freebsd12.1
Thread model: posix
InstalledDir: /usr/bin
c++: note: diagnostic msg: PLEASE submit a bug report to https://bugs.freebsd.org/submit/ and include the crash backtrace, preprocessed source, and associated run script.
c++: error: unable to execute command: Killed
c++: error: clang frontend command failed due to signal (use -v to see invocation)
FreeBSD clang version 8.0.1 (tags/RELEASE_801/final 366581) (based on LLVM 8.0.1)
Target: x86_64-unknown-freebsd12.1
Thread model: posix
InstalledDir: /usr/bin
c++: note: diagnostic msg: PLEASE submit a bug report to https://bugs.freebsd.org/submit/ and include the crash backtrace, preprocessed source, and associated run script.
c++: error: unable to execute command: Killed
c++: error: clang frontend command failed due to signal (use -v to see invocation)
FreeBSD clang version 8.0.1 (tags/RELEASE_801/final 366581) (based on LLVM 8.0.1)
Target: x86_64-unknown-freebsd12.1
Thread model: posix
InstalledDir: /usr/bin
c++: note: diagnostic msg: PLEASE submit a bug report to https://bugs.freebsd.org/submit/ and include the crash backtrace, preprocessed source, and associated run script.
In file included from /staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/js/src/Unified_cpp_js_src23.cpp:29:
In file included from /staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/jsgc.cpp:224:
/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/jit/JitcodeMap.h:1335:18: warning: private field 'count_' is
      not used [-Wunused-private-field]
        uint32_t count_;
                 ^
1 warning generated.
1 warning generated.
c++: note: diagnostic msg: 
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src21-fe3c86.cpp
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src21-fe3c86.sh
c++: note: diagnostic msg: 

********************
gmake[13]: *** [/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/config/rules.mk:951: Unified_cpp_js_src21.o] Error 254
c++: note: diagnostic msg: 
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src2-8d851a.cpp
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src2-8d851a.sh
c++: note: diagnostic msg: 

********************
gmake[13]: *** [/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/config/rules.mk:951: Unified_cpp_js_src2.o] Error 254
c++: note: diagnostic msg: 
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src22-7a6574.cpp
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src22-7a6574.sh
c++: note: diagnostic msg: 

********************
gmake[13]: *** [/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/config/rules.mk:951: Unified_cpp_js_src22.o] Error 254
c++: note: diagnostic msg: 
********************

PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src14-f7ff38.cpp
c++: note: diagnostic msg: /tmp/Unified_cpp_js_src14-f7ff38.sh
c++: note: diagnostic msg: 

********************
gmake[13]: *** [/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/config/rules.mk:951: Unified_cpp_js_src14.o] Error 254
1 warning generated.
1 warning generated.
1 warning generated.
1 warning generated.
1 warning generated.
3 warnings generated.
2 warnings generated.
2 warnings generated.
1 warning generated.
gmake[13]: Leaving directory '/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src/js/src'
gmake[12]: *** [/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/config/recurse.mk:71: js/src/target] Error 2
gmake[12]: Leaving directory '/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src'
gmake[11]: *** [/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/config/recurse.mk:33: compile] Error 2
gmake[11]: Leaving directory '/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src'
gmake[10]: *** [/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/config/rules.mk:523: all] Error 2
gmake[10]: Leaving directory '/staging/usr/ports/lang/spidermonkey52/work/firefox-52.9.0esr/js/src'
===> Compilation failed unexpectedly.
Try to set MAKE_JOBS_UNSAFE=yes and rebuild before reporting the failure to
the maintainer.
*** Error code 1

Stop.
make[9]: stopped in /usr/ports/lang/spidermonkey52
*** Error code 1

Stop.
make[8]: stopped in /usr/ports/lang/spidermonkey52
*** Error code 1

Stop.
make[7]: stopped in /usr/ports/sysutils/polkit
*** Error code 1

Stop.
make[6]: stopped in /usr/ports/sysutils/polkit
*** Error code 1

Stop.
make[5]: stopped in /usr/ports/sysutils/consolekit2
*** Error code 1

Stop.
make[4]: stopped in /usr/ports/sysutils/hal
*** Error code 1

Stop.
make[3]: stopped in /usr/ports/sysutils/hal
*** Error code 1

Stop.
make[2]: stopped in /usr/ports/sysutils/hal-info
*** Error code 1

Stop.
make[1]: stopped in /usr/ports/x11/mate-base
*** Error code 1

Stop.
make: stopped in /usr/ports/x11/mate