Not sure if CBS.zip uploaded, so here is copy of a portion of CBS log:
2016-04-30 09:19:22, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 09:19:22, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 09:21:18, Info CBS Starting TrustedInstaller initialization.
2016-04-30 09:21:18, Info CBS Loaded Servicing Stack v6.1.7601.18766 with Core: C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_6.1.7601.18766_none_675144b3de10d6f7\cbscore.dll
2016-04-30 09:21:20, Info CSI 00000001@2016/4/30:13:21:20.898 WcpInitialize (wcp.dll version 0.0.0.6) called (stack @0x7fef93df0dd @0x7fef97198b5 @0x7fef96e34e3 @0xffcbe97c @0xffcbd799 @0xffcbdb2f)
2016-04-30 09:21:21, Info CSI 00000002@2016/4/30:13:21:21.178 WcpInitialize (wcp.dll version 0.0.0.6) called (stack @0x7fef93df0dd @0x7fef9766816 @0x7fef9732b18 @0x7fef96e35b9 @0xffcbe97c @0xffcbd799)
2016-04-30 09:21:21, Info CSI 00000003@2016/4/30:13:21:21.194 WcpInitialize (wcp.dll version 0.0.0.6) called (stack @0x7fef93df0dd @0x7fef90c8738 @0x7fef90c8866 @0xffcbe474 @0xffcbd7de @0xffcbdb2f)
2016-04-30 09:21:21, Info CBS Ending TrustedInstaller initialization.
2016-04-30 09:21:21, Info CBS Starting the TrustedInstaller main loop.
2016-04-30 09:21:21, Info CBS TrustedInstaller service starts successfully.
2016-04-30 09:21:21, Info CBS SQM: Initializing online with Windows opt-in: False
2016-04-30 09:21:21, Info CBS SQM: Cleaning up report files older than 10 days.
2016-04-30 09:21:21, Info CBS SQM: Requesting upload of all unsent reports.
2016-04-30 09:21:21, Info CBS SQM: Failed to start upload with file pattern: C:\Windows\servicing\sqm\*_std.sqm, flags: 0x2 [HRESULT = 0x80004005 - E_FAIL]
2016-04-30 09:21:21, Info CBS SQM: Failed to start standard sample upload. [HRESULT = 0x80004005 - E_FAIL]
2016-04-30 09:21:21, Info CBS SQM: Failed to start upload with file pattern: C:\Windows\servicing\sqm\*_all.sqm, flags: 0x6 [HRESULT = 0x80004005 - E_FAIL]
2016-04-30 09:21:21, Info CBS SQM: Failed to start always sample upload. [HRESULT = 0x80004005 - E_FAIL]
2016-04-30 09:21:21, Info CBS SQM: Warning: Failed to upload all unsent reports. [HRESULT = 0x80004005 - E_FAIL]
2016-04-30 09:21:21, Info CBS Blocked system sleep; prior state: 0x80000000
2016-04-30 09:21:21, Info CBS Execute state was not set. Assuming ExecuteStateStart.
2016-04-30 09:21:21, Info CBS Startup: current ExecuteState is CbsExecuteStateStageDrivers
2016-04-30 09:21:21, Info CBS Disabling LKG boot option
2016-04-30 09:21:21, Info CBS Startup: Initializing driver operations queue.
2016-04-30 09:21:21, Info CBS Startup: Initializing advanced operation queue.
2016-04-30 09:21:21, Info CSI 00000004 CSI Store 4283424 (0x0000000000415c20) initialized
2016-04-30 09:21:21, Info CBS Startup: Waiting for SC autostart event
2016-04-30 09:22:16, Info CBS Startup: SC autostart event signaled
2016-04-30 09:22:16, Info CBS Setting ExecuteState key to: CbsExecuteStateResolvePending
2016-04-30 09:22:16, Info CBS Startup: Processing advanced operation queue, startupPhase: 0
2016-04-30 09:22:16, Info CSI 00000005 IAdvancedInstallerAwareStore_ResolvePendingTransactions (call 1) (flags = 0000000a, progress = NULL, phase = 0, pdwDisposition = @0xc6fb80
2016-04-30 09:22:16, Info CSI 00000006 Creating NT transaction (seq 1), objectname [6]"(null)"
2016-04-30 09:22:16, Info CSI 00000007 Created NT transaction (seq 1) result 0x00000000, handle @0x204
2016-04-30 09:22:17, Info CSI 00000008@2016/4/30:13:22:17.012 CSI perf trace:
CSIPERF:TXCOMMIT;496
2016-04-30 09:22:17, Info CBS Setting ExecuteState key to: CbsExecuteStateComplete
2016-04-30 09:22:17, Info CBS Clearing HangDetect value
2016-04-30 09:22:17, Info CBS Saved last global progress. Current: 1, Limit: 1, ExecuteState: CbsExecuteStateComplete
2016-04-30 09:22:17, Info CBS No pending packages, why was store asked to process pending packages?
2016-04-30 09:22:17, Info CBS Setting ExecuteState key to: ExecuteStateNone
2016-04-30 09:22:17, Info CBS Setting RollbackFailed flag to 0
2016-04-30 09:22:17, Info CBS Clearing HangDetect value
2016-04-30 09:22:17, Info CBS Saved last global progress. Current: 0, Limit: 1, ExecuteState: ExecuteStateNone
2016-04-30 09:22:17, Info CBS Startup: Retrying failed packages.
2016-04-30 09:22:17, Info CBS Startup: Processing complete. [HRESULT = 0x00000000 - S_OK]
2016-04-30 09:22:17, Info CBS Restored system sleep block state: 0x80000000
2016-04-30 09:22:17, Info CBS Enabling LKG boot option
2016-04-30 09:25:25, Info CBS Startup: A system shutdown was initiated while waiting for startup to complete
2016-04-30 09:25:25, Info CBS Shtd: Prepare for shutdown processing.
2016-04-30 09:25:25, Info CBS Shtd: PreshutdownTimeout: 3600000ms, BlockTimeIncrement: 900000ms
2016-04-30 09:25:25, Info CBS Shtd: progress thread started
2016-04-30 10:25:26, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:26, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:27, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:27, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:28, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:28, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:29, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:29, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:30, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:30, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:31, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:31, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:32, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:32, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:33, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:33, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:34, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:34, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:35, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:35, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:36, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:36, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:37, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:37, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:38, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:38, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:39, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:39, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:40, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:40, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:41, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:41, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:42, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:42, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:43, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:43, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:44, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:44, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:45, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:45, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:46, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:46, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:47, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:47, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:48, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:48, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:49, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:49, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:50, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:50, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:51, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:51, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:52, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:52, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:53, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:53, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:54, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:54, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:55, Info CBS Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:25:55, Info CBS Shtd: Failed posting shutdown message [HRESULT = 0x800706d9 - Unknown Error]
2016-04-30 10:26:39, Info CBS Starting TrustedInstaller initialization.
2016-04-30 10:26:40, Info CBS Loaded Servicing Stack v6.1.7601.18766 with Core: C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_6.1.7601.18766_none_675144b3de10d6f7\cbscore.dll
2016-04-30 10:26:42, Info CSI 00000001@2016/4/30:14:26:42.804 WcpInitialize (wcp.dll version 0.0.0.6) called (stack @0x7fef9a7f0dd @0x7fef9e298b5 @0x7fef9df34e3 @0xffc5e97c @0xffc5d799 @0xffc5db2f)
2016-04-30 10:26:43, Info CSI 00000002@2016/4/30:14:26:43.381 WcpInitialize (wcp.dll version 0.0.0.6) called (stack @0x7fef9a7f0dd @0x7fef9e76816 @0x7fef9e42b18 @0x7fef9df35b9 @0xffc5e97c @0xffc5d799)
2016-04-30 10:26:43, Info CSI 00000003@2016/4/30:14:26:43.397 WcpInitialize (wcp.dll version 0.0.0.6) called (stack @0x7fef9a7f0dd @0x7fef9768738 @0x7fef9768866 @0xffc5e474 @0xffc5d7de @0xffc5db2f)
2016-04-30 10:26:43, Info CBS Ending TrustedInstaller initialization.
2016-04-30 10:26:43, Info CBS Starting the TrustedInstaller main loop.
2016-04-30 10:26:43, Info CBS TrustedInstaller service starts successfully.
2016-04-30 10:26:43, Info CBS SQM: Initializing online with Windows opt-in: False
2016-04-30 10:26:43, Info CBS SQM: Cleaning up report files older than 10 days.
2016-04-30 10:26:43, Info CBS SQM: Requesting upload of all unsent reports.
2016-04-30 10:26:43, Info CBS SQM: Failed to start upload with file pattern: C:\Windows\servicing\sqm\*_std.sqm, flags: 0x2 [HRESULT = 0x80004005 - E_FAIL]
2016-04-30 10:26:43, Info CBS SQM: Failed to start standard sample upload. [HRESULT = 0x80004005 - E_FAIL]
2016-04-30 10:26:43, Info CBS SQM: Failed to start upload with file pattern: C:\Windows\servicing\sqm\*_all.sqm, flags: 0x6 [HRESULT = 0x80004005 - E_FAIL]
2016-04-30 10:26:43, Info CBS SQM: Failed to start always sample upload. [HRESULT = 0x80004005 - E_FAIL]
2016-04-30 10:26:43, Info CBS SQM: Warning: Failed to upload all unsent reports. [HRESULT = 0x80004005 - E_FAIL]
2016-04-30 10:26:43, Info CBS Blocked system sleep; prior state: 0x80000000
2016-04-30 10:26:43, Info CBS Execute state was not set. Assuming ExecuteStateStart.
2016-04-30 10:26:43, Info CBS Startup: current ExecuteState is CbsExecuteStateStageDrivers
2016-04-30 10:26:43, Info CBS Disabling LKG boot option
2016-04-30 10:26:43, Info CBS Startup: Initializing driver operations queue.
2016-04-30 10:26:43, Info CBS Startup: Initializing advanced operation queue.
2016-04-30 10:26:43, Info CSI 00000004 CSI Store 3366096 (0x0000000000335cd0) initialized
2016-04-30 10:26:43, Info CBS Startup: Waiting for SC autostart event
2016-04-30 10:27:24, Info CBS Startup: SC autostart event signaled
2016-04-30 10:27:24, Info CBS Setting ExecuteState key to: CbsExecuteStateResolvePending
2016-04-30 10:27:24, Info CBS Startup: Processing advanced operation queue, startupPhase: 0
2016-04-30 10:27:24, Info CSI 00000005 IAdvancedInstallerAwareStore_ResolvePendingTransactions (call 1) (flags = 0000000a, progress = NULL, phase = 0, pdwDisposition = @0xfefc20
2016-04-30 10:27:24, Info CSI 00000006 Creating NT transaction (seq 1), objectname [6]"(null)"
2016-04-30 10:27:24, Info CSI 00000007 Created NT transaction (seq 1) result 0x00000000, handle @0xe8
2016-04-30 10:27:27, Info CSI 00000008@2016/4/30:14:27:27.718 CSI perf trace:
CSIPERF:TXCOMMIT;21130
2016-04-30 10:27:27, Info CBS Setting ExecuteState key to: CbsExecuteStateComplete
2016-04-30 10:27:27, Info CBS Clearing HangDetect value
2016-04-30 10:27:27, Info CBS Saved last global progress. Current: 1, Limit: 1, ExecuteState: CbsExecuteStateComplete
2016-04-30 10:27:27, Info CBS No pending packages, why was store asked to process pending packages?
2016-04-30 10:27:27, Info CBS Setting ExecuteState key to: ExecuteStateNone
2016-04-30 10:27:27, Info CBS Setting RollbackFailed flag to 0
2016-04-30 10:27:27, Info CBS Clearing HangDetect value
2016-04-30 10:27:27, Info CBS Saved last global progress. Current: 0, Limit: 1, ExecuteState: ExecuteStateNone
2016-04-30 10:27:27, Info CBS Startup: Retrying failed packages.
2016-04-30 10:27:27, Info CBS Startup: Processing complete. [HRESULT = 0x00000000 - S_OK]
2016-04-30 10:27:27, Info CBS Restored system sleep block state: 0x80000000
2016-04-30 10:27:27, Info CBS Enabling LKG boot option
Looks like the machine times out after 3600000 ms.