Calamares 1.0.1.10-1: Fails to umount mounts after crash

call10110_1_partition_umount_after_crash

[manjaro@manjaro Desktop]$ mount | grep /dev/
/dev/sr0 on /bootmnt type iso9660 (ro,noatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
mqueue on /dev/mqueue type mqueue (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime)
/dev/sda2 on /tmp/calamares-root-j7w0vbil type ext4 (rw,relatime,data=ordered)
[manjaro@manjaro Desktop]$ mount | grep calamares
/dev/sda2 on /tmp/calamares-root-j7w0vbil type ext4 (rw,relatime,data=ordered)
proc on /tmp/calamares-root-j7w0vbil/proc type proc (rw,relatime)
sys on /tmp/calamares-root-j7w0vbil/sys type sysfs (rw,relatime)
dev on /tmp/calamares-root-j7w0vbil/dev type devtmpfs (rw,nosuid,relatime,size=1026004k,nr_inodes=216056,mode=755)
tmpfs on /tmp/calamares-root-j7w0vbil/run type tmpfs (rw,relatime)
[manjaro@manjaro Desktop]$ sudo calamares -d

(calamares:3447): Gtk-WARNING **: Unable to locate theme engine in module_path: "adwaita",

(calamares:3447): Gtk-WARNING **: Unable to locate theme engine in module_path: "adwaita",
Translation: Calamares: Using system locale: "en_US"
Translation: Qt: Using default locale, system locale one not found: "en_US"
23:53:52 [1]: Default font ===== 
Pixel size:    -1 
Point size:    10 
Point sizeF:   10 
Font family:   "Cantarell" 
Metric height: 18 
23:53:52 [1]: Font height: 18 
23:53:52 [1]: Available languages: ("ar", "ast", "ca", "cs_CZ", "da", "de", "en", "es_MX", "es", "fi_FI", "fr", "hr", "hu", "id", "it_IT", "ja", "lt", "nl", "pl", "pt_BR", "pt_PT", "ro", "ru", "sk", "sl", "sv", "tr_TR", "zh_CN", "zh_TW") 
23:53:52 [1]: CalamaresApplication thread: 0x953c168 
23:53:52 [1]: Using Calamares settings file at "/usr/share/calamares/settings.conf" 
23:53:52 [1]: Using Calamares branding file at "/usr/share/calamares/branding/manjaro/branding.desc" 
23:53:52 [1]: Loaded branding component "manjaro" 
23:53:52 [1]: Loading module.desc for "bootloader" 
23:53:52 [1]: Loading module.desc for "displaymanager" 
23:53:52 [1]: Loading module.desc for "dracut" 
23:53:52 [1]: Loading module.desc for "finished" 
23:53:52 [1]: Loading module.desc for "fstab" 
23:53:52 [1]: Loading module.desc for "greeting" 
23:53:52 [1]: Loading module.desc for "grubcfg" 
23:53:52 [1]: Loading module.desc for "hardwarecfg" 
23:53:52 [1]: Loading module.desc for "hwclock" 
23:53:52 [1]: Loading module.desc for "initcpio" 
23:53:52 [1]: Loading module.desc for "initcpiocfg" 
23:53:52 [1]: Loading module.desc for "initramfs" 
23:53:52 [1]: Loading module.desc for "keyboard" 
23:53:52 [1]: Loading module.desc for "locale" 
23:53:52 [1]: Loading module.desc for "localecfg" 
23:53:52 [1]: Loading module.desc for "localegen" 
23:53:52 [1]: Loading module.desc for "machineid" 
23:53:52 [1]: Loading module.desc for "mount" 
23:53:52 [1]: Loading module.desc for "networkcfg" 
23:53:52 [1]: Loading module.desc for "packages" 
23:53:52 [1]: Loading module.desc for "partition" 
23:53:52 [1]: Loading module.desc for "postcfg" 
23:53:52 [1]: Loading module.desc for "prepare" 
23:53:52 [1]: Loading module.desc for "services" 
23:53:52 [1]: Loading module.desc for "summary" 
23:53:52 [1]: Loading module.desc for "umount" 
23:53:52 [1]: Loading module.desc for "unpackfs" 
23:53:52 [1]: Loading module.desc for "users" 
23:53:52 [1]: Proposed window size: 1024 648 
libGL error: pci id for fd 13: 80ee:beef, driver (null)
libGL error: core dri or dri2 extension not found
libGL error: failed to load driver: vboxvideo
23:53:52 [1]: QML import paths: ("/usr/share/calamares/qml", "/usr/bin", "/usr/lib/qt/qml") 
23:53:52 [1]: Initial locale  "en_US" 
23:53:52 [8]: Translation: Calamares: Using system locale: "en_US"
23:53:52 [8]: Translation: Qt: Using default locale, system locale one not found: "en_US"
No layout variant specified on the command line
Trailing -variant option ignored
23:53:54 [1]: xkbmap selection changed to:  "us" - "" 
23:53:55 [8]: getting smart status failed for  "/dev/sda" :  Operation not supported
23:53:56 [0]: QFileInfo::absolutePath: Constructed with empty filename
23:53:56 [8]: getting smart status failed for  "/dev/sr0" :  Operation not supported
23:53:56 [1]: Need at least storage bytes: 5905580032 
23:53:56 [1]: Need at least ram bytes: 1073741824 
23:53:56 [1]: enoughStorage, enoughRam, hasPower, hasInternet:  true true true true 
23:53:58 [1]: checking if "/dev/sda2" can be resized. 
23:53:58 [1]: "/dev/sda2" seems like a good path 
23:53:58 [1]: found Partition* for "/dev/sda2" 
23:53:58 [1]: Required  storage B: 8160437862 
23:53:58 [1]: Available storage B: 2980336107520 
23:53:58 [1]: Partition "/dev/sda2" authorized for resize + autopartition install. 
23:53:58 [1]: "Osprober lines, clean:
/dev/sda2:Manjaro Linux (0.9.0-dev):ManjaroLinux:linux" 
23:53:58 [1]: Current index changed: "/dev/sda2" 
23:53:58 [1]: PSI added item "/dev/sda1" size 615514112 
23:53:58 [1]: PSI added item "/dev/sda2" size 6462373888 
23:53:58 [1]: PSI added item "/dev/sda3" size 1508238848 
23:53:58 [1]: PSI added item "" size 2742272 
23:53:58 [1]: void PartitionSplitterWidget::setSplitPartition(const QString&, qint64, qint64, qint64, const QString&) path: "/dev/sda2" 
minSize: 705545420 
maxSize: -1698063974 
prfSize: 3231186944 
23:53:58 [1]: itemToResize: "/dev/sda2" 
23:53:58 [1]: Items updated. Status: 
23:53:58 [1]: item "/dev/sda1" size 615514112 
23:53:58 [1]: item "/dev/sda2" size -1698063974 
23:53:58 [1]: item "" size 8160437862 
23:53:58 [1]: item "/dev/sda3" size 1508238848 
23:53:58 [1]: item "" size 2742272 
23:54:06 [1]: Choice applied:  4 
23:54:23 [8]: getting smart status failed for  "/dev/sda" :  Operation not supported
23:54:23 [0]: QFileInfo::absolutePath: Constructed with empty filename
23:54:25 [1]: Module "partition" already loaded. 
23:54:25 [1]: Module "locale" already loaded. 
23:54:25 [1]: Module "keyboard" already loaded. 
23:54:25 [1]: Module "users" already loaded. 
23:54:25 [1]: PartitionCodeModule has been asked for jobs. About to return: "Clear mounts for partitioning operations on /dev/sda
Format partition /dev/sda2 (file system: ext4, size: 6163 MB) on ATA VBOX HARDDISK.
Set partition information" 
23:54:25 [0]: Starting job "Clear mounts for partitioning operations on /dev/sda" 
23:54:25 [1]: ClearMountsJob finished. Here's what was done:
 "" 
23:54:25 [0]: Starting job "Format partition /dev/sda2 (file system: ext4, size: 6163 MB) on ATA VBOX HARDDISK." 
23:54:26 [0]: Installation failed: 
23:54:26 [0]: - message: "The installer failed to create file system on partition /dev/sda2." 
23:54:26 [0]: - details: "==========================================================================================
Command: mkfs.ext4 -q -F /dev/sda2
==========================================================================================
" 
23:54:28 [8]: Shutting down Calamares... 
23:54:28 [8]: Finished shutdown. 
23:54:28 [0]: QBasicTimer::start: QBasicTimer can only be used with threads started with QThread
23:54:28 [0]: QBasicTimer::start: QBasicTimer can only be used with threads started with QThread
23:54:28 [0]: QBasicTimer::start: QBasicTimer can only be used with threads started with QThread
23:54:28 [0]: QBasicTimer::start: QBasicTimer can only be used with threads started with QThread
23:54:28 [0]: QBasicTimer::start: QBasicTimer can only be used with threads started with QThread
23:54:28 [0]: QBasicTimer::start: QBasicTimer can only be used with threads started with QThread
23:54:28 [0]: QBasicTimer::start: QBasicTimer can only be used with threads started with QThread
23:54:28 [0]: QBasicTimer::start: QBasicTimer can only be used with threads started with QThread
23:54:28 [0]: QBasicTimer::start: QBasicTimer can only be used with threads started with QThread
23:54:28 [0]: QBasicTimer::start: QBasicTimer can only be used with threads started with QThread
[manjaro@manjaro Desktop]$