Freezing display since boot

Every time i turn on my laptop my screen is freezing in a black screen,
i can't start compiz so every time i try to launch gnome-shell (if i succeeded to open a console wich is not always possible).

ProblemType: Bug
DistroRelease: Ubuntu 13.10
Package: xorg 1:7.7+1ubuntu5
ProcVersionSignature: Ubuntu 3.11.0-7.13-generic 3.11.0
Uname: Linux 3.11.0-7-generic x86_64
NonfreeKernelModules: wl nvidia
.proc.driver.nvidia.gpus.0: Error: [Errno 21] est un dossier: '/proc/driver/nvidia/gpus/0'
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module 319.32 Wed Jun 19 15:51:20 PDT 2013
 GCC version: gcc version 4.8.1 (Ubuntu/Linaro 4.8.1-10ubuntu2)
.tmp.unity.support.test.0:

ApportVersion: 2.12.1-0ubuntu4
Architecture: amd64
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: None
Date: Sun Sep 15 11:59:06 2013
DistUpgraded: 2013-09-15 09:07:14,746 DEBUG enabling apt cron job
DistroCodename: saucy
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes
GraphicsCard:
 NVIDIA Corporation GF119M [NVS 4200M] [10de:1056] (rev a1) (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:0494]
InstallationDate: Installed on 2012-09-27 (352 days ago)
InstallationMedia: Ubuntu 12.04 "Precise" - Build amd64 LIVE Binary 20120425-15:28
JockeyStatus:
 kmod:nvidia_319_updates - nvidia_319_updates (Propriétaire, Activé, Non utilisé)
 kmod:wl - Broadcom STA wireless driver (Propriétaire, Activé, Utilisé) [auto-install]
 kmod:nvidia_304 - NVIDIA binary Xorg driver, kernel module and VDPAU library (Propriétaire, Désactivé, Non utilisé)
 kmod:nvidia_304_updates - NVIDIA binary Xorg driver, kernel module and VDPAU library (Propriétaire, Désactivé, Non utilisé)
 kmod:nvidia_319 - NVIDIA binary Xorg driver, kernel module and VDPAU library (Propriétaire, Désactivé, Non utilisé)
MachineType: Dell Inc. Latitude E6520
MarkForUpload: True
ProcEnviron:
 LANGUAGE=fr:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=fr_FR.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-7-generic root=UUID=350803a3-034d-4f73-ba06-5c55fb8eb452 ro splash quiet
SourcePackage: xorg
UpgradeStatus: Upgraded to saucy on 2013-09-15 (0 days ago)
dmi.bios.date: 10/18/2011
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A08
dmi.board.asset.tag: 10716
dmi.board.name: 0692FT
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.asset.tag: 10716
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA08:bd10/18/2011:svnDellInc.:pnLatitudeE6520:pvr01:rvnDellInc.:rn0692FT:rvrA00:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude E6520
dmi.product.version: 01
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.10+13.10.20130828.2-0ubuntu1
version.ia32-libs: ia32-libs 20090808ubuntu36
version.libdrm2: libdrm2 2.4.46-1
version.libgl1-mesa-dri: libgl1-mesa-dri 9.2-1ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 9.2-1ubuntu1
version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.14.2.901-2ubuntu4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu3.1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.2.0-0ubuntu6
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.21.14-4ubuntu4
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.9-2ubuntu1
xserver.bootTime: Sun Sep 15 11:14:16 2013
xserver.configfile: /etc/X11/xorg.conf
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:

xserver.version: 2:1.14.2.901-2ubuntu4