Task 1045299713
| Name | de_nbody_orbit_fitting_01_21_2026_v194_OCS_north_data__03_1770117002_288649_1 |
| Workunit | 1016802101 |
| Created | 18 Feb 2026, 23:09:31 UTC |
| Sent | 18 Feb 2026, 23:13:04 UTC |
| Report deadline | 2 Mar 2026, 23:13:04 UTC |
| Received | 20 Feb 2026, 9:09:41 UTC |
| Server state | Over |
| Outcome | Computation error |
| Client state | Compute error |
| Exit status | -1073741819 (0xC0000005) STATUS_ACCESS_VIOLATION |
| Computer ID | 1039579 |
| Run time | 41 min 18 sec |
| CPU time | 7 hours 42 min 36 sec |
| Validate state | Invalid |
| Credit | 0.00 |
| Device peak FLOPS | 100.15 GFLOPS |
| Application version | Milkyway@home N-Body Simulation v1.94 (mt) windows_x86_64 |
| Peak working set size | 26.41 MB |
| Peak swap size | 20.52 MB |
| Peak disk usage | 17.15 MB |
Stderr output
<core_client_version>8.2.4</core_client_version>
<![CDATA[
<message>
(unknown error) (317) - exit code 3221225477 (0xc0000005)</message>
<stderr_txt>
<search_application> milkyway_nbody 1.94 Windows x86_64 double OpenMP, Crlibm </search_application>
Using OpenMP 16 max threads on a system with 16 processors
Running MilkyWay@home Nbody v1.94
Optimal Softening Length = 0.003306764662248 kpc, Upper bound = 0.028732064343248 kpc, Lower bound = 0.000380574552558 kpc
Dwarf Initial Position: [48.377015387470635,-65.972793873893565,-32.183936618871137]
Dwarf Initial Velocity: [-74.768783684795423,17.444575774936123,65.308051959581164]
Initial LMC position: [95.302694780394759,568.019136308376801,-221.560402906613632]
Initial LMC velocity: [-21.881338881943474,-155.008262527320170,32.314917405841904]
Initial body data written to 'initial.out'
Unhandled Exception Detected...
- Unhandled Exception Record -
Reason: Access Violation (0xc0000005) at address 0x00007ff7b64832bb read attempt from address 0x0000017835859000
Engaging BOINC Windows Runtime Debugger...
********************
BOINC Windows Runtime Debugger Version 7.6.33
Dump Timestamp : 02/20/26 03:50:47
Install Directory : C:\Program Files\BOINC\
Data Directory : C:\ProgramData\BOINC
Project Symstore :
LoadLibraryA( C:\ProgramData\BOINC\dbghelp.dll ): GetLastError = 126
Loaded Library : dbghelp.dll
LoadLibraryA( C:\ProgramData\BOINC\symsrv.dll ): GetLastError = 126
LoadLibraryA( symsrv.dll ): GetLastError = 126
LoadLibraryA( C:\ProgramData\BOINC\srcsrv.dll ): GetLastError = 126
LoadLibraryA( srcsrv.dll ): GetLastError = 126
LoadLibraryA( C:\ProgramData\BOINC\version.dll ): GetLastError = 126
Loaded Library : version.dll
Debugger Engine : 4.0.5.0
Symbol Search Path: C:\ProgramData\BOINC\slots\0;C:\ProgramData\BOINC\projects\milkyway.cs.rpi.edu_milkyway
ModLoad: 00007ff7b6480000-00007ff7b6aed000 C:\ProgramData\BOINC\projects\milkyway.cs.rpi.edu_milkyway\milkyway_nbody_1.94_windows_x86_64__mt.exe (-nosymbols- Symbols Loaded)
ModLoad: 00007ffd71880000-00007ffd71ae8000 C:\WINDOWS\SYSTEM32\ntdll.dll (6.2.26100.7824) (-exported- Symbols Loaded)
File Version : 10.0.26100.7309 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7309
ModLoad: 00007ffd70db0000-00007ffd70e79000 C:\WINDOWS\System32\KERNEL32.DLL (6.2.26100.7705) (-exported- Symbols Loaded)
File Version : 10.0.26100.7705 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7705
ModLoad: 00007ffd6ee80000-00007ffd6f271000 C:\WINDOWS\System32\KERNELBASE.dll (6.2.26100.7824) (-exported- Symbols Loaded)
File Version : 10.0.26100.7705 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7705
ModLoad: 00007ffd70cb0000-00007ffd70d64000 C:\WINDOWS\System32\ADVAPI32.dll (6.2.26100.7705) (-exported- Symbols Loaded)
File Version : 10.0.26100.3624 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.3624
ModLoad: 00007ffd70870000-00007ffd70919000 C:\WINDOWS\System32\msvcrt.dll (7.0.26100.7623) (-exported- Symbols Loaded)
File Version : 7.0.26100.7623 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 7.0.26100.7623
ModLoad: 00007ffd70e80000-00007ffd70f26000 C:\WINDOWS\System32\sechost.dll (6.2.26100.7623) (-exported- Symbols Loaded)
File Version : 10.0.26100.1 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.1
ModLoad: 00007ffd70290000-00007ffd703a8000 C:\WINDOWS\System32\RPCRT4.dll (6.2.26100.7705) (-exported- Symbols Loaded)
File Version : 10.0.26100.1 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.1
ModLoad: 00007ffd6f650000-00007ffd6fda2000 C:\WINDOWS\System32\SHELL32.dll (6.2.26100.7840) (-exported- Symbols Loaded)
File Version : 10.0.26100.7840 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7840
ModLoad: 00007ffd6e160000-00007ffd6e203000 C:\WINDOWS\System32\msvcp_win.dll (6.2.26100.7623) (-exported- Symbols Loaded)
File Version : 10.0.26100.7623 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7623
ModLoad: 00007ffd6e390000-00007ffd6e4db000 C:\WINDOWS\System32\ucrtbase.dll (6.2.26100.7623) (-exported- Symbols Loaded)
File Version : 10.0.26100.7623 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7623
ModLoad: 00007ffd6ff90000-00007ffd70156000 C:\WINDOWS\System32\USER32.dll (6.2.26100.7705) (-exported- Symbols Loaded)
File Version : 10.0.26100.1 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.1
ModLoad: 00007ffd6f280000-00007ffd6f2a7000 C:\WINDOWS\System32\win32u.dll (6.2.26100.7705) (-exported- Symbols Loaded)
File Version : 10.0.26100.7705 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7705
ModLoad: 00007ffd6f620000-00007ffd6f64b000 C:\WINDOWS\System32\GDI32.dll (6.2.26100.7705) (-exported- Symbols Loaded)
File Version : 10.0.26100.7705 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7705
ModLoad: 00007ffd6e4e0000-00007ffd6e60b000 C:\WINDOWS\System32\gdi32full.dll (6.2.26100.7705) (-exported- Symbols Loaded)
File Version : 10.0.26100.7705 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7705
ModLoad: 00007ffd6f2b0000-00007ffd6f41a000 C:\WINDOWS\System32\wintypes.dll (6.2.26100.7705) (-exported- Symbols Loaded)
File Version : 10.0.26100.7705 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7705
ModLoad: 00007ffd70920000-00007ffd70ca6000 C:\WINDOWS\System32\combase.dll (6.2.26100.7705) (-exported- Symbols Loaded)
File Version : 10.0.26100.7705 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7705
ModLoad: 00007ffd60790000-00007ffd607c5000 C:\WINDOWS\SYSTEM32\WINMM.dll (6.2.26100.7309) (-exported- Symbols Loaded)
File Version : 10.0.26100.1 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.1
ModLoad: 00007ffd70d70000-00007ffd70da1000 C:\WINDOWS\System32\IMM32.DLL (6.2.26100.7309) (-exported- Symbols Loaded)
File Version : 10.0.26100.7309 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7309
ModLoad: 00007ffd6d020000-00007ffd6d056000 C:\WINDOWS\SYSTEM32\ntmarta.dll (6.2.26100.7019) (-exported- Symbols Loaded)
File Version : 10.0.26100.1 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.1
ModLoad: 00007ffd5b350000-00007ffd5b35b000 C:\WINDOWS\SYSTEM32\KtmW32.dll (6.2.26100.1) (-exported- Symbols Loaded)
File Version : 10.0.26100.1 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.1
ModLoad: 00007ffd5c6d0000-00007ffd5c912000 C:\WINDOWS\SYSTEM32\dbghelp.dll (6.2.26100.5074) (-exported- Symbols Loaded)
File Version : 10.0.26100.5074 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.5074
ModLoad: 00007ffd70f30000-00007ffd71007000 C:\WINDOWS\System32\OLEAUT32.dll (6.2.26100.7705) (-exported- Symbols Loaded)
File Version : 10.0.26100.7705 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7705
ModLoad: 00007ffd69610000-00007ffd6961b000 C:\WINDOWS\SYSTEM32\version.dll (6.2.26100.1150) (-exported- Symbols Loaded)
File Version : 10.0.26100.1150 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.1150
ModLoad: 00007ffd6f420000-00007ffd6f4c5000 C:\WINDOWS\System32\bcryptPrimitives.dll (6.2.26100.7623) (-exported- Symbols Loaded)
File Version : 10.0.26100.7623 (WinBuild.160101.0800)
Company Name : Microsoft Corporation
Product Name : Microsoft® Windows® Operating System
Product Version : 10.0.26100.7623
*** Dump of the Process Statistics: ***
- I/O Operations Counters -
Read: 22175744, Write: 20367, Other 2749
- I/O Transfers Counters -
Read: 28837, Write: 72312100, Other 7521373
- Paged Pool Usage -
QuotaPagedPoolUsage: 138856, QuotaPeakPagedPoolUsage: 159272
QuotaNonPagedPoolUsage: 11432, QuotaPeakNonPagedPoolUsage: 11848
- Virtual Memory Usage -
VirtualSize: 4464680960, PeakVirtualSize: 4479328256
- Pagefile Usage -
PagefileUsage: 22175744, PeakPagefileUsage: 23633920
- Working Set Size -
WorkingSetSize: 28397568, PeakWorkingSetSize: 38100992, PageFaultCount: 351322
*** Dump of thread ID 11688 (state: Initialized): ***
- Information -
Status: Base Priority: Normal, Priority: Normal, Kernel Time: 0.000, User Time: 0.000, Wait Time: 0
- Unhandled Exception Record -
Reason: Access Violation (0xc0000005) at address 0x00007ff7b64832bb read attempt from address 0x0000017835859000
- Registers -
rax=0000017835859000 rbx=00000077b03fb440 rcx=00007ff7b662b020 rdx=000000000000a8fc rsi=00000077b03ffa90 rdi=00000077b03fb3e0
r8=7ffffffffffffffc r9=feeefeeefeeefeee r10=0000000000000000 r11=00000077b03fb250 r12=00007ff7b662b020 r13=00007ff7b6a9c140
r14=0000000000000000 r15=00000077b03fb400 rip=00007ff7b64832bb rsp=00000077b03fb3a0 rbp=0000017834f0d030
cs=0033 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00010206
- Callstack -
ChildRBP RetAddr Args to Child
00000077b03ff6b0 00007ff7b64825d4 0000000000000000 00007ffd70910500 00000077b03ffa90 00007ffd7089383e milkyway_nbody_1.94_windows_x86!???
00000077b03ffa30 00007ff7b66274bd 0000017833061540 0000000000000003 0000000000000010 0000000000000010 milkyway_nbody_1.94_windows_x86!???
00000077b03ffc90 00007ff7b64813c4 0000000000000017 0000000000000003 0000000000000000 0000000000000000 milkyway_nbody_1.94_windows_x86!???
00000077b03ffd60 00007ff7b6481506 0000000000000000 0000000000000000 0000000000000000 0000000000000000 milkyway_nbody_1.94_windows_x86!???
00000077b03ffd90 00007ffd70dde8d7 0000000000000000 0000000000000000 0000000000000000 0000000000000000 milkyway_nbody_1.94_windows_x86!???
00000077b03ffdc0 00007ffd7190c40c 0000000000000000 0000000000000000 000004f0fffffb30 000004d0fffffb30 KERNEL32!BaseThreadInitThunk+0x17
00000077b03ffe10 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ntdll!RtlUserThreadStart+0x2c
*** Dump of thread ID 16308 (state: Terminated): ***
- Information -
Status: Base Priority: Normal, Priority: Unknown, Kernel Time: 0.000, User Time: 1.688, Wait Time: 1562604502
- Registers -
rax=0000000000000000 rbx=0000000000000000 rcx=0000000000000000 rdx=0000000000000000 rsi=0000000000000000 rdi=0000000000000000
r8=0000000000000000 r9=0000000000000000 r10=0000000000000000 r11=0000000000000000 r12=0000000000000000 r13=0000000000000000
r14=0000000000000000 r15=0000000000000000 rip=0000000000000000 rsp=0000000000000000 rbp=0000000000000000
cs=0000 ss=0000 ds=0000 es=0000 fs=0000 gs=0000 efl=00000000
- Callstack -
ChildRBP RetAddr Args to Child
(-nosymbols- PC == 0)
0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ???!???
*** Debug Message Dump ****
*** Foreground Window Data ***
Window Name :
Window Class :
Window Process ID: 0
Window Thread ID : 0
Exiting...
</stderr_txt>
]]>
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