CCleaner 1.18.30 hangs on MacOS 10.15.7 Build 19H15

[tony tessier]

1. CCleaner 1.18.30 hangs on MacOS 10.15.7 Build 19H15
2. Reports application not responding

Date/Time:        2020-12-07 16:55:22 +0100
End time:         2020-12-07 16:56:29 +0100
OS Version:       Mac OS X 10.15.7 (Build 19H15)
Architecture:     x86_64h
Report Version:   29

Data Source:      Stackshots
Shared Cache:     0xb4a9000 713D5318-70D0-3685-888D-77DA7B3D7585

Command:          CCleaner
Path:             /Applications/CCleaner.app/Contents/MacOS/CCleaner
Identifier:       com.piriform.ccleaner
Version:          1.18.30 (1.18.30)
Parent:           launchd [1]
PID:              4326

Event:            hang
Duration:         66.47s
Duration Sampled: 1.10s (process was unresponsive for 65 seconds before sampling)
Steps:            11 (100ms sampling interval)

Hardware model:   iMac17,1
Active cpus:      4

Time Awake Since Boot: 260000s

Fan speed:        1194 rpm

--------------------------------------------------
Timeline format: stacks are sorted chronologically
Use -i and -heavy to re-report with count sorting
--------------------------------------------------

Heaviest stack for the main thread of the target process:
  10  start + 52 (CCleaner + 7172) [0x10c186c04]
  10  main + 587 (CCleaner + 7782) [0x10c186e66]
  10  NSApplicationMain + 505 (AppKit + 12934) [0x7fff3582a286]
  10  +[NSBundle(NSNibLoading) loadNibNamed:owner:] + 446 (AppKit + 71361) [0x7fff358386c1]
  10  -[NSBundle(NSNibLoading) loadNibNamed:owner:topLevelObjects:] + 201 (AppKit + 71912) [0x7fff358388e8]
  10  +[NSBundle(NSNibLoading) _loadNibFile:nameTable:options:withZone:ownerBundle:] + 693 (AppKit + 72850) [0x7fff35838c92]
  10  loadNib + 401 (AppKit + 75473) [0x7fff358396d1]
  10  -[NSIBObjectData nibInstantiateWithOwner:options:topLevelObjects:] + 1485 (AppKit + 125111) [0x7fff358458b7]
  10  -[NSSet makeObjectsPerformSelector:] + 231 (CoreFoundation + 491077) [0x7fff385ebe45]
  10  -[CCenterViewManager awakeFromNib] + 778 (CCleaner + 54915) [0x10c192683]
  10  +[CGuiTools LoadViewFromXib:viewClass:viewFrame:] + 31 (CCleaner + 41498) [0x10c18f21a]
  10  +[CGuiTools LoadObjectFromXib:objectClass:] + 138 (CCleaner + 41777) [0x10c18f331]
  10  -[NSNib instantiateNibWithOwner:topLevelObjects:] + 200 (AppKit + 4377802) [0x7fff35c53cca]
  10  -[NSNib _instantiateNibWithExternalNameTable:options:] + 647 (AppKit + 674766) [0x7fff358cbbce]
  10  -[NSIBObjectData nibInstantiateWithOwner:options:topLevelObjects:] + 1485 (AppKit + 125111) [0x7fff358458b7]
  10  -[NSSet makeObjectsPerformSelector:] + 231 (CoreFoundation + 491077) [0x7fff385ebe45]
  10  -[CCleanerViewController Initialize] + 100 (CCleaner + 345320) [0x10c1d94e8]
  10  -[CCleanerViewController reset] + 41 (CCleaner + 344743) [0x10c1d92a7]
  10  +[CCleanerManager getInstance] + 58 (CCleanerLib + 179139) [0x10c483bc3]
  10  -[CCleanerManager init] + 421 (CCleanerLib + 180140) [0x10c483fac]
  10  -[CCleanerManager InitCleaners] + 558 (CCleanerLib + 180793) [0x10c484239]
  10  -[CApplicationCleanersGenerator Generate] + 296 (CCleanerLib + 11215) [0x10c45abcf]
  10  -[CCacheCleanersGenerator GenerateCleaners] + 161 (CCleanerLib + 81037) [0x10c46bc8d]
  10  -[CCacheCleanersGenerator GetCacheDirectories] + 1296 (CCleanerLib + 75754) [0x10c46a7ea]
  10  -[NSEnumerator allObjects] + 254 (CoreFoundation + 419516) [0x7fff385da6bc]
  10  -[NSEnumerator countByEnumeratingWithState:objects:count:] + 51 (CoreFoundation + 381362) [0x7fff385d11b2]
  10  -[NSAllDescendantPathsEnumerator nextObject] + 66 (Foundation + 442308) [0x7fff3ac9cfc4]
  10  -[NSAllDescendantPathsEnumerator nextObject] + 66 (Foundation + 442308) [0x7fff3ac9cfc4]
  10  -[NSAllDescendantPathsEnumerator nextObject] + 66 (Foundation + 442308) [0x7fff3ac9cfc4]
  10  -[NSAllDescendantPathsEnumerator nextObject] + 66 (Foundation + 442308) [0x7fff3ac9cfc4]
  7  -[NSAllDescendantPathsEnumerator nextObject] + 535 (Foundation + 442777) [0x7fff3ac9d199]
  6  +[NSAllDescendantPathsEnumerator newWithPath:prepend:attributes:cross:depth:] + 94 (Foundation + 442091) [0x7fff3ac9ceeb]
  6  -[NSFileManager contentsOfDirectoryAtPath:error:] + 36 (Foundation + 417778) [0x7fff3ac96ff2]
  4  _NSDirectoryContentsFromCFURLEnumeratorError + 466 (Foundation + 418836) [0x7fff3ac97414]
  3  _URLEnumeratorGetNextURL + 171 (CoreServicesInternal + 49441) [0x7fff519a7121]
  3  _GetDirectoryURLs(_CFURLEnumerator*) + 1279 (CoreServicesInternal + 55572) [0x7fff519a8914]
  2  __open + 10 (libsystem_kernel.dylib + 5794) [0x7fff727a96a2]
 *2  hndl_unix_scall64 + 22 (kernel + 782854) [0xffffff80002bf206]
 *2  unix_syscall64 + 647 (kernel + 7873591) [0xffffff8000982437]
 *2  open + 446 (kernel + 3698990) [0xffffff800058712e]
 *2  open1 + 406 (kernel + 3696166) [0xffffff8000586626]
 *1  vn_open_auth + 1988 (kernel + 3791940) [0xffffff800059dc44]
 *1  vn_authorize_open_existing + 200 (kernel + 3651608) [0xffffff800057b818]
 *1  mac_vnode_check_open + 154 (kernel + 9091018) [0xffffff8000aab7ca]
 *1  hook_vnode_check_open + 127 (Sandbox + 43737) [0xffffff7f81425ad9]
 *1  sb_evaluate + 224 (Sandbox + 64401) [0xffffff7f8142ab91]
 *1  eval + 385 (Sandbox + 70205) [0xffffff7f8142c23d]
 *1  eval_filter + 5271 (Sandbox + 76658) [0xffffff7f8142db72]
 *1  derive_vnode_storage_class + 1010 (Sandbox + 87686) [0xffffff7f81430686]
 *1  eval + 385 (Sandbox + 70205) [0xffffff7f8142c23d]
 *1  eval_filter + 596 (Sandbox + 71983) [0xffffff7f8142c92f]
 *1  derive_vnode_path + 195 (Sandbox + 63084) [0xffffff7f8142a66c]
 *1  getpath_with_mount + 109 (Sandbox + 22960) [0xffffff7f814209b0]
 *1  vn_getpath_ext_with_mntlen + 144 (kernel + 3636432) [0xffffff8000577cd0]
 *1  build_path_with_parent + 339 (kernel + 3522211) [0xffffff800055bea3]
 *1  IORWLockRead + 6 (kernel + 2335894) [0xffffff800043a496]

Process:          CCleaner [4326] [unique pid 10753191]
UUID:             33C170A4-1B01-3251-9B92-EC026D49504C
Path:             /Applications/CCleaner.app/Contents/MacOS/CCleaner
Architecture:     x86_64
Parent:           launchd [1]
UID:              501
Footprint:        695.92 MB
Start time:       2020-12-07 16:56:28 +0100
End time:         2020-12-07 16:56:29 +0100
Num samples:      11 (1-11)
CPU Time:         0.701s (2.3G cycles, 2.6G instructions, 0.89c/i)
Note:             Suspended for 1 sample
Note:             Terminated (zombie) for 1 sample
Note:             Unresponsive for 65 seconds before sampling
Note:             1 idle work queue thread omitted