I tried to building the source using 'make' but, there's no change in the browser

I tried to building the source using ‘make’ but, there’s no change in the browser.
Below is the process result of make command.

Can you guide me please?

lib-jitsi-meet@0.0.0 postinstall /home/jitsiadmin/jitsi-meet/node_modules/lib-jitsi-meet
webpack -p

Hash: de90bbd3b4f8660dcac0af45245cca730ef136f4
Version: webpack 4.43.0
Child
Hash: de90bbd3b4f8660dcbc0
Time: 14237ms
Built at: 11/08/2020 5:20:03 PM
Asset Size Chunks Chunk Names
lib-jitsi-meet.min.js 686 KiB 0 [emitted] lib-jitsi-meet
lib-jitsi-meet.min.map 2.91 MiB 0 [emitted] [dev] lib-jitsi-meet
Entrypoint lib-jitsi-meet = lib-jitsi-meet.min.js lib-jitsi-meet.min.map
[1] ./JitsiConferenceEvents.js 10.4 KiB {0} [built]
[3] ./modules/browser/index.js 98 bytes {0} [built]
[5] ./modules/statistics/statistics.js 23.3 KiB {0} [built]
[7] ./service/statistics/AnalyticsEvents.js 17.4 KiB {0} [built]
[8] ./service/RTC/MediaType.js 184 bytes {0} [built]
[11] ./modules/util/GlobalOnErrorHandler.js 2.1 KiB {0} [built]
[12] ./modules/RTC/RTC.js 28.1 KiB {0} [built]
[14] ./JitsiTrackErrors.js 1.72 KiB {0} [built]
[15] ./JitsiTrackEvents.js 1.5 KiB {0} [built]
[16] ./JitsiConferenceErrors.js 2.62 KiB {0} [built]
[18] ./JitsiTrackError.js 5.28 KiB {0} [built]
[22] ./modules/detection/DetectionEvents.js 2.51 KiB {0} [built]
[24] ./modules/videosipgw/VideoSIPGWConstants.js 1.46 KiB {0} [built]
[147] ./index.js 160 bytes {0} [built]
[148] ./JitsiMeetJS.js 21.9 KiB {0} [built]
+ 158 hidden modules
Child
Hash: af45245cca750ef136f4
Time: 863ms
Built at: 11/08/2020 5:19:50 PM
Asset Size Chunks Chunk Names
lib-jitsi-meet.e2ee-worker.js 27 KiB 0 [emitted] worker
Entrypoint worker = lib-jitsi-meet.e2ee-worker.js
[0] ./modules/e2ee/Worker.js + 3 modules 23.3 KiB {0} [built]
| ./modules/e2ee/Worker.js 2.55 KiB [built]
| ./modules/e2ee/utils.js 1.06 KiB [built]
| ./modules/e2ee/Context.js 17.4 KiB [built]
| ./modules/e2ee/crypto-utils.js 2.31 KiB [built]

  • lib-jitsi-meet@0.0.0
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./node_modules/.bin/webpack -p
make: *** [Makefile:20: compile] Killed