HTC one M7 - Not Starting - Issue while updating to Lollipop topic

I have tried updating the htc one m7 to lollipop and during installation phone went into recovery mode. this is the getvar log from device. currently i have an unlocked bootloader.

(bootloader) version: 0.5
(bootloader) version-bootloader: 1.57.0000
(bootloader) version-baseband: 4T.28.3218.04
(bootloader) version-cpld: None
(bootloader) version-microp: None
(bootloader) version-main: 6.07.1540.2
(bootloader) version-misc: PVT SHIP S-ON
(bootloader) meid: 00000000000000
(bootloader) product: m7_ul
(bootloader) platform: HBOOT-8064
(bootloader) modelid: PN0712000
(bootloader) cidnum: BS_US001
(bootloader) battery-status: good
(bootloader) battery-voltage: 4116mV
(bootloader) partition-layout: Generic
(bootloader) security: on
(bootloader) build-mode: SHIP
(bootloader) boot-mode: FASTBOOT
(bootloader) commitno-bootloader: dirty-6d8a0b9b
(bootloader) hbootpreupdate: 11
(bootloader) gencheckpt: 0
all: Done!
finished. total time: 0.049s

can some one guide on how to proceed forward?

One more issue is im unable to connect the phone to laptop. i have tried installing a custom ROM.