Failing Sierra install on MBP

installer.log

Mar 18 07:52:06 MacBook-Pro-2 osinstallersetupd[582]: Got chunk 478 of 478
Mar 18 07:52:06 MacBook-Pro-2 osinstallersetupd[582]: No native mechanism to verify InstallESD.dmg
Mar 18 07:52:06 MacBook-Pro-2 osinstallersetupd[582]: Retrieved package com.apple.dmg.MacOSX (http-chunked://osrecovery.apple.com/::://oscdn.apple.com/content/downloads/30/62/091-11210/6w8r2mgu8054xbbs1hg5y6d4jc4524mkhx/OSInstaller/InstallESD.chunklist::://oscdn.apple.com/content/downloads/30/62/091-11210/6w8r2mgu8054xbbs1hg5y6d4jc4524mkhx/OSInstaller/InstallESD.dmg)
Mar 18 07:52:06 MacBook-Pro-2 osinstallersetupd[582]: Skipping preflighting firmware since we're booted into the Recovery OS
Mar 18 07:52:06 MacBook-Pro-2 osinstallersetupd[582]: Operation queue succeeded
Mar 18 07:52:06 MacBook-Pro-2 powerd[152]: Assertion Released. Type:NoIdleSleepAssertion Name:'OSInstaller Setup' Id:0x10000804b Process:osinstallersetupd [System: DeclUser kDisp]
Mar 18 07:52:06 MacBook-Pro-2 InstallAssistant[581]: Finished operation queue
Mar 18 07:52:07 MacBook-Pro-2 osishelperd[584]: Wrote prev-lang:kbd=en-IT:223
Mar 18 07:52:07 MacBook-Pro-2 osishelperd[584]: Current phase is: Boot 1
Mar 18 07:52:07 MacBook-Pro-2 osishelperd[584]: mountDiskImageWithPath: /Volumes/MBPevo/macOS Install Data/InstallESD.dmg
Mar 18 07:52:10 MacBook-Pro-2 osishelperd[584]: Mounting disk image complete, results dict = {
	    "system-entities" =     (
	                {
	            "content-hint" = "GUID_partition_scheme";
	            "dev-entry" = "/dev/disk20";
	            "potentially-mountable" = 0;
	            "unmapped-content-hint" = "GUID_partition_scheme";
	        },
	                {
	            "content-hint" = "Apple_HFS";
	            "dev-entry" = "/dev/disk20s2";
	            "mount-point" = "/Volumes/OS X Install ESD 1";
	            "potentially-mountable" = 1;
	            "unmapped-content-hint" = "48465300-0000-11AA-AA11-00306543ECAC";
	            "volume-kind" = hfs;
	        },
	                {
	            "content-hint" = EFI;
	            "dev-entry" = "/dev/disk20s1";
	            "potentially-mountable" = 1;
	            "unmapped-content-hint" = "C12A7328-F81F-11D2-BA4B-00A0C93EC93B";
	            "volume-kind" = msdos;
	        }
	    );
	}
Mar 18 07:52:10 MacBook-Pro-2 osishelperd[584]: mountDiskImageWithPath: /Volumes/OS X Install ESD 1/BaseSystem.dmg
Mar 18 07:52:12 MacBook-Pro-2 osishelperd[584]: Mounting disk image complete, results dict = {
	    "system-entities" =     (
	                {
	            "content-hint" = "Apple_HFS";
	            "dev-entry" = "/dev/disk21s1";
	            "mount-point" = "/Volumes/OS X Base System 2";
	            "potentially-mountable" = 1;
	            "unmapped-content-hint" = "48465300-0000-11AA-AA11-00306543ECAC";
	            "volume-kind" = hfs;
	        },
	                {
	            "content-hint" = "GUID_partition_scheme";
	            "dev-entry" = "/dev/disk21";
	            "potentially-mountable" = 0;
	            "unmapped-content-hint" = "GUID_partition_scheme";
	        }
	    );
	}
Mar 18 07:52:12 MacBook-Pro-2 osishelperd[584]: Running brtool...
Mar 18 07:52:12 MacBook-Pro-2 osishelperd[584]: brtool exited 2
Mar 18 07:52:12 MacBook-Pro-2 osishelperd[584]: output: /.IABlessInfo/BlessInfo.plist open failed
	Note: kextd not watching /Volumes/OS X Base System 2; proceeding w/o lock
	Ensuring /Volumes/OS X Base System 2's caches are up to date.
	Note: /Volumes/OS X Base System 2/System/Library/Kernels/kernel: No such file or directory
	Primary kext cache does not need update.
	CSFDE property cache does not need update.
	Localized EFI Login resources do not need update.
	Mounting helper partition...
	Mounting disk0s2...
	Looking for missing files.
	Copying files used by the booter.
	creating com.apple.Boot.plist data with UUID D97553E2-A637-358F-846D-7BECCE42064B.
	copying /Volumes/OS X Base System 2/System/Library/Caches/com.apple.corestorage/EncryptedRoot.plist.wipekey to /Volumes/MBPevo/macOS Install Data/Locked Files/Boot Files
	copying /Volumes/OS X Base System 2/usr/standalone/i386/EfiLoginUI/ to /Volumes/MBPevo/macOS Install Data/Locked Files/Boot Files
	Error 5 copying /Volumes/OS X Base System 2/usr/standalone/i386/EfiLoginUI/ to /Volumes/MBPevo/macOS Install Data/Locked Files/Boot Files/usr/standalone/i386/EfiLoginUI/: Input/output error
	Rolling back any incomplete updates.
	Cleaning up fallbacks.
	Failed to update helper partition.
	BRCopyBootFiles errored: 5
Mar 18 07:52:12 MacBook-Pro-2 osinstallersetupd[582]: Unable to setup bless on disk.
Mar 18 07:53:12 MacBook-Pro-2 powerd[152]: Assertion TimedOut. Type:UserIsActive Name:'com.apple.iohideventsystem.queue.tickle.4294968028.11' Id:0x900008042 Process:hidd [System: DeclUser kDisp]
Mar 18 07:53:12 MacBook-Pro-2 powerd[152]: Display is turned off
Mar 18 07:53:26 MacBook-Pro-2 powerd[152]: Assertion Created. Type:InternalPreventSleep Name:'com.apple.powermanagement.darkwakelinger' Id:0xd0000804d Process:powerd [System: SRPrevSleep kCPU]
Mar 18 07:53:41 MacBook-Pro-2 powerd[152]: Assertion TimedOut. Type:InternalPreventSleep Name:'com.apple.powermanagement.darkwakelinger' Id:0xd0000804d Process:powerd [System: SRPrevSleep kCPU]
Mar 18 07:53:41 MacBook-Pro-2 powerd[152]: Entering Sleep state due to 'Idle Sleep': battCap:97 pwrSrc: AC