Cannot allocate memory to encode movie

[chimerax-bug-report@…]

The following bug report has been submitted:
Platform:        Linux-6.2.0-10011-tuxedo-x86_64-with-glibc2.35
ChimeraX Version: 1.6.1 (2023-05-09 17:57:07 UTC)
Description
(Describe the actions that caused this problem to occur here)

Log:
UCSF ChimeraX version: 1.6.1 (2023-05-09)  
© 2016-2023 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open 3jc8 format mmcif fromDatabase pdb

3jc8 title:  
Architectural model of the type IVa pilus machine in a piliated state [more
info...]  
  
Chain information for 3jc8 #1  
---  
Chain | Description | UniProt  
A1 A2 A3 A4 A5 A6 A7 A8 A9 Aa Ab Ac Ad Ae Af Ag Ah Ai Aj Ak Al Am An Ao Ap Aq
Ar As At Au Av Aw Ax Ay Az | PilA |  
Ba Bb Bc Bd Be Bf | Type IV-A pilus assembly ATPase PilB | Q1D098_MYXXD 1-566  
Ca Cb | Type 4 fimbrial assembly protein PilC | Q1D0A0_MYXXD 1-417  
Ma Mb Mc Md Me Mf Mg Mh Mi Mj Mk Ml | Type IV pilus biogenesis protein PilM |
Q1D0B0_MYXXD 1-395  
Na Nb Nc Nd Ne Nf Ng Nh Ni Nj Nk Nl | PilN | Q306N5_MYXXD 1-225  
Oa Ob Oc Od Oe Of Og Oh Oi Oj Ok Ol | PilO | Q306N4_MYXXD 1-205  
Pa Pb Pc Pd Pe Pf Pg Ph Pi Pj Pk Pl | PilP | Q306N3_MYXXD 1-172  
Qa Qb Qc Qd Qe Qf Qg Qh Qi Qj Qk Ql | PilQ | Q9ZFG1_MYXXD 1-901  
Ta Tb Tc Td Te Tf Tg Th Ti Tj Tk Tl | LysM domain protein | Q1D813_MYXXD 1-411  
  

> movie encode /home/hunter/Videos/mymovie.mp4

No frames have been recorded  

> view orient

> view name p1

> view name p2

> view name p3

> view name p4

> view name p5

> view name p6

> view name p7

> view name p8

> view orient

> view name p9

> fly p1 p2 p3 p4 p5 p6 p7 p8 p9

> movie record

> split

Split 3jc8 (#1) into 115 models  
Chain information for 3jc8 A1 #1.1  
---  
Chain | Description  
A1 | No description available  
  
Chain information for 3jc8 A2 #1.2  
---  
Chain | Description  
A2 | No description available  
  
Chain information for 3jc8 A3 #1.3  
---  
Chain | Description  
A3 | No description available  
  
Chain information for 3jc8 A4 #1.4  
---  
Chain | Description  
A4 | No description available  
  
Chain information for 3jc8 A5 #1.5  
---  
Chain | Description  
A5 | No description available  
  
Chain information for 3jc8 A6 #1.6  
---  
Chain | Description  
A6 | No description available  
  
Chain information for 3jc8 A7 #1.7  
---  
Chain | Description  
A7 | No description available  
  
Chain information for 3jc8 A8 #1.8  
---  
Chain | Description  
A8 | No description available  
  
Chain information for 3jc8 A9 #1.9  
---  
Chain | Description  
A9 | No description available  
  
Chain information for 3jc8 Aa #1.10  
---  
Chain | Description  
Aa | No description available  
  
Chain information for 3jc8 Ab #1.11  
---  
Chain | Description  
Ab | No description available  
  
Chain information for 3jc8 Ac #1.12  
---  
Chain | Description  
Ac | No description available  
  
Chain information for 3jc8 Ad #1.13  
---  
Chain | Description  
Ad | No description available  
  
Chain information for 3jc8 Ae #1.14  
---  
Chain | Description  
Ae | No description available  
  
Chain information for 3jc8 Af #1.15  
---  
Chain | Description  
Af | No description available  
  
Chain information for 3jc8 Ag #1.16  
---  
Chain | Description  
Ag | No description available  
  
Chain information for 3jc8 Ah #1.17  
---  
Chain | Description  
Ah | No description available  
  
Chain information for 3jc8 Ai #1.18  
---  
Chain | Description  
Ai | No description available  
  
Chain information for 3jc8 Aj #1.19  
---  
Chain | Description  
Aj | No description available  
  
Chain information for 3jc8 Ak #1.20  
---  
Chain | Description  
Ak | No description available  
  
Chain information for 3jc8 Al #1.21  
---  
Chain | Description  
Al | No description available  
  
Chain information for 3jc8 Am #1.22  
---  
Chain | Description  
Am | No description available  
  
Chain information for 3jc8 An #1.23  
---  
Chain | Description  
An | No description available  
  
Chain information for 3jc8 Ao #1.24  
---  
Chain | Description  
Ao | No description available  
  
Chain information for 3jc8 Ap #1.25  
---  
Chain | Description  
Ap | No description available  
  
Chain information for 3jc8 Aq #1.26  
---  
Chain | Description  
Aq | No description available  
  
Chain information for 3jc8 Ar #1.27  
---  
Chain | Description  
Ar | No description available  
  
Chain information for 3jc8 As #1.28  
---  
Chain | Description  
As | No description available  
  
Chain information for 3jc8 At #1.29  
---  
Chain | Description  
At | No description available  
  
Chain information for 3jc8 Au #1.30  
---  
Chain | Description  
Au | No description available  
  
Chain information for 3jc8 Av #1.31  
---  
Chain | Description  
Av | No description available  
  
Chain information for 3jc8 Aw #1.32  
---  
Chain | Description  
Aw | No description available  
  
Chain information for 3jc8 Ax #1.33  
---  
Chain | Description  
Ax | No description available  
  
Chain information for 3jc8 Ay #1.34  
---  
Chain | Description  
Ay | No description available  
  
Chain information for 3jc8 Az #1.35  
---  
Chain | Description  
Az | No description available  
  
Chain information for 3jc8 Ba #1.36  
---  
Chain | Description  
Ba | No description available  
  
Chain information for 3jc8 Bb #1.37  
---  
Chain | Description  
Bb | No description available  
  
Chain information for 3jc8 Bc #1.38  
---  
Chain | Description  
Bc | No description available  
  
Chain information for 3jc8 Bd #1.39  
---  
Chain | Description  
Bd | No description available  
  
Chain information for 3jc8 Be #1.40  
---  
Chain | Description  
Be | No description available  
  
Chain information for 3jc8 Bf #1.41  
---  
Chain | Description  
Bf | No description available  
  
Chain information for 3jc8 Ca #1.42  
---  
Chain | Description  
Ca | No description available  
  
Chain information for 3jc8 Cb #1.43  
---  
Chain | Description  
Cb | No description available  
  
Chain information for 3jc8 Ma #1.44  
---  
Chain | Description  
Ma | No description available  
  
Chain information for 3jc8 Mb #1.45  
---  
Chain | Description  
Mb | No description available  
  
Chain information for 3jc8 Mc #1.46  
---  
Chain | Description  
Mc | No description available  
  
Chain information for 3jc8 Md #1.47  
---  
Chain | Description  
Md | No description available  
  
Chain information for 3jc8 Me #1.48  
---  
Chain | Description  
Me | No description available  
  
Chain information for 3jc8 Mf #1.49  
---  
Chain | Description  
Mf | No description available  
  
Chain information for 3jc8 Mg #1.50  
---  
Chain | Description  
Mg | No description available  
  
Chain information for 3jc8 Mh #1.51  
---  
Chain | Description  
Mh | No description available  
  
Chain information for 3jc8 Mi #1.52  
---  
Chain | Description  
Mi | No description available  
  
Chain information for 3jc8 Mj #1.53  
---  
Chain | Description  
Mj | No description available  
  
Chain information for 3jc8 Mk #1.54  
---  
Chain | Description  
Mk | No description available  
  
Chain information for 3jc8 Ml #1.55  
---  
Chain | Description  
Ml | No description available  
  
Chain information for 3jc8 Na #1.56  
---  
Chain | Description  
Na | No description available  
  
Chain information for 3jc8 Nb #1.57  
---  
Chain | Description  
Nb | No description available  
  
Chain information for 3jc8 Nc #1.58  
---  
Chain | Description  
Nc | No description available  
  
Chain information for 3jc8 Nd #1.59  
---  
Chain | Description  
Nd | No description available  
  
Chain information for 3jc8 Ne #1.60  
---  
Chain | Description  
Ne | No description available  
  
Chain information for 3jc8 Nf #1.61  
---  
Chain | Description  
Nf | No description available  
  
Chain information for 3jc8 Ng #1.62  
---  
Chain | Description  
Ng | No description available  
  
Chain information for 3jc8 Nh #1.63  
---  
Chain | Description  
Nh | No description available  
  
Chain information for 3jc8 Ni #1.64  
---  
Chain | Description  
Ni | No description available  
  
Chain information for 3jc8 Nj #1.65  
---  
Chain | Description  
Nj | No description available  
  
Chain information for 3jc8 Nk #1.66  
---  
Chain | Description  
Nk | No description available  
  
Chain information for 3jc8 Nl #1.67  
---  
Chain | Description  
Nl | No description available  
  
Chain information for 3jc8 Oa #1.68  
---  
Chain | Description  
Oa | No description available  
  
Chain information for 3jc8 Ob #1.69  
---  
Chain | Description  
Ob | No description available  
  
Chain information for 3jc8 Oc #1.70  
---  
Chain | Description  
Oc | No description available  
  
Chain information for 3jc8 Od #1.71  
---  
Chain | Description  
Od | No description available  
  
Chain information for 3jc8 Oe #1.72  
---  
Chain | Description  
Oe | No description available  
  
Chain information for 3jc8 Of #1.73  
---  
Chain | Description  
Of | No description available  
  
Chain information for 3jc8 Og #1.74  
---  
Chain | Description  
Og | No description available  
  
Chain information for 3jc8 Oh #1.75  
---  
Chain | Description  
Oh | No description available  
  
Chain information for 3jc8 Oi #1.76  
---  
Chain | Description  
Oi | No description available  
  
Chain information for 3jc8 Oj #1.77  
---  
Chain | Description  
Oj | No description available  
  
Chain information for 3jc8 Ok #1.78  
---  
Chain | Description  
Ok | No description available  
  
Chain information for 3jc8 Ol #1.79  
---  
Chain | Description  
Ol | No description available  
  
Chain information for 3jc8 Pa #1.80  
---  
Chain | Description  
Pa | No description available  
  
Chain information for 3jc8 Pb #1.81  
---  
Chain | Description  
Pb | No description available  
  
Chain information for 3jc8 Pc #1.82  
---  
Chain | Description  
Pc | No description available  
  
Chain information for 3jc8 Pd #1.83  
---  
Chain | Description  
Pd | No description available  
  
Chain information for 3jc8 Pe #1.84  
---  
Chain | Description  
Pe | No description available  
  
Chain information for 3jc8 Pf #1.85  
---  
Chain | Description  
Pf | No description available  
  
Chain information for 3jc8 Pg #1.86  
---  
Chain | Description  
Pg | No description available  
  
Chain information for 3jc8 Ph #1.87  
---  
Chain | Description  
Ph | No description available  
  
Chain information for 3jc8 Pi #1.88  
---  
Chain | Description  
Pi | No description available  
  
Chain information for 3jc8 Pj #1.89  
---  
Chain | Description  
Pj | No description available  
  
Chain information for 3jc8 Pk #1.90  
---  
Chain | Description  
Pk | No description available  
  
Chain information for 3jc8 Pl #1.91  
---  
Chain | Description  
Pl | No description available  
  
Chain information for 3jc8 Qa #1.92  
---  
Chain | Description  
Qa | No description available  
  
Chain information for 3jc8 Qb #1.93  
---  
Chain | Description  
Qb | No description available  
  
Chain information for 3jc8 Qc #1.94  
---  
Chain | Description  
Qc | No description available  
  
Chain information for 3jc8 Qd #1.95  
---  
Chain | Description  
Qd | No description available  
  
Chain information for 3jc8 Qe #1.96  
---  
Chain | Description  
Qe | No description available  
  
Chain information for 3jc8 Qf #1.97  
---  
Chain | Description  
Qf | No description available  
  
Chain information for 3jc8 Qg #1.98  
---  
Chain | Description  
Qg | No description available  
  
Chain information for 3jc8 Qh #1.99  
---  
Chain | Description  
Qh | No description available  
  
Chain information for 3jc8 Qi #1.100  
---  
Chain | Description  
Qi | No description available  
  
Chain information for 3jc8 Qj #1.101  
---  
Chain | Description  
Qj | No description available  
  
Chain information for 3jc8 Qk #1.102  
---  
Chain | Description  
Qk | No description available  
  
Chain information for 3jc8 Ql #1.103  
---  
Chain | Description  
Ql | No description available  
  
Chain information for 3jc8 Ta #1.104  
---  
Chain | Description  
Ta | No description available  
  
Chain information for 3jc8 Tb #1.105  
---  
Chain | Description  
Tb | No description available  
  
Chain information for 3jc8 Tc #1.106  
---  
Chain | Description  
Tc | No description available  
  
Chain information for 3jc8 Td #1.107  
---  
Chain | Description  
Td | No description available  
  
Chain information for 3jc8 Te #1.108  
---  
Chain | Description  
Te | No description available  
  
Chain information for 3jc8 Tf #1.109  
---  
Chain | Description  
Tf | No description available  
  
Chain information for 3jc8 Tg #1.110  
---  
Chain | Description  
Tg | No description available  
  
Chain information for 3jc8 Th #1.111  
---  
Chain | Description  
Th | No description available  
  
Chain information for 3jc8 Ti #1.112  
---  
Chain | Description  
Ti | No description available  
  
Chain information for 3jc8 Tj #1.113  
---  
Chain | Description  
Tj | No description available  
  
Chain information for 3jc8 Tk #1.114  
---  
Chain | Description  
Tk | No description available  
  
Chain information for 3jc8 Tl #1.115  
---  
Chain | Description  
Tl | No description available  
  

> fly p1 p2

> crossfade: hide ~/Ba-Cd

Unknown command: crossfade: hide ~/Ba-Cd  

> crossfade: hide ~/Ba-Cb

Unknown command: crossfade: hide ~/Ba-Cb  

> crossfade

> hide ~/Ba-Cb

> ui mousemode right "mark center"

> roll 2 180

Expected an axis vector or a keyword  

> roll x 2 180

> roll y 2 180

> crossfade

> show ~/Ba-Cb

> fly p2 p3

> fly p3 p4

> fly p4 p5

> fly p5 p6

> fly p6 p7

> fly p7 p8

> roll y 2 180

> roll x 2 180

> roll z 2 180

> fly p8 p9

> movie encode /home/hunter/Videos/movie.mp4

Traceback (most recent call last):  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/cmd_line/tool.py", line 319, in execute  
cmd.run(cmd_text)  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/core/commands/cli.py", line 2897, in run  
result = ci.function(session, **kw_args)  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/movie/moviecmd.py", line 185, in movie_encode  
encode_op(session, output[-1], format, quality, qscale, bitrate,  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/movie/moviecmd.py", line 243, in encode_op  
movie.start_encoding(output, f['ffmpeg_name'], output_size, f['ffmpeg_codec'],
"yuv420p", f['size_restriction'],  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/movie/movie.py", line 320, in start_encoding  
self.encoder.run(Status_Reporter())  
File "/usr/lib/ucsf-chimerax/lib/python3.9/site-
packages/chimerax/movie/encode.py", line 231, in run  
p = Popen(self.arg_list, stdin=DEVNULL, stdout=PIPE, stderr=PIPE)  
File "/usr/lib/ucsf-chimerax/lib/python3.9/subprocess.py", line 951, in
__init__  
self._execute_child(args, executable, preexec_fn, close_fds,  
File "/usr/lib/ucsf-chimerax/lib/python3.9/subprocess.py", line 1754, in
_execute_child  
self.pid = _posixsubprocess.fork_exec(  
OSError: [Errno 12] Cannot allocate memory  
  
OSError: [Errno 12] Cannot allocate memory  
  
File "/usr/lib/ucsf-chimerax/lib/python3.9/subprocess.py", line 1754, in
_execute_child  
self.pid = _posixsubprocess.fork_exec(  
  
See log for complete Python traceback.  
  




OpenGL version: 3.3.0 NVIDIA 535.54.03
OpenGL renderer: NVIDIA GeForce RTX 3050 Laptop GPU/PCIe/SSE2
OpenGL vendor: NVIDIA Corporation

Python: 3.9.11
Locale: en_GB.UTF-8
Qt version: PyQt6 6.4.2, Qt 6.4.2
Qt runtime version: 6.4.3
Qt platform: xcb

XDG_SESSION_TYPE=x11
DESKTOP_SESSION=plasma
XDG_SESSION_DESKTOP=KDE
XDG_CURRENT_DESKTOP=KDE
DISPLAY=:0
Manufacturer: ASUSTeK COMPUTER INC.
Model: Vivobook_ASUSLaptop K6502HC_K6502HC
OS: TUXEDO OS 22.04 jammy
Architecture: 64bit 
Virtual Machine: detection failed
CPU: 16 11th Gen Intel(R) Core(TM) i9-11900H @ 2.50GHz
Cache Size: 24576 KB
Memory:
	MemTotal:       16050716 kB
	MemFree:         4044996 kB
	MemAvailable:    6888748 kB

Graphics:
	unknown

Installed Packages:
    alabaster: 0.7.13
    appdirs: 1.4.4
    asttokens: 2.2.1
    Babel: 2.12.1
    backcall: 0.2.0
    beautifulsoup4: 4.11.2
    blockdiag: 3.0.0
    build: 0.10.0
    certifi: 2023.5.7
    cftime: 1.6.2
    charset-normalizer: 3.1.0
    ChimeraX-AddCharge: 1.5.9.1
    ChimeraX-AddH: 2.2.5
    ChimeraX-AlignmentAlgorithms: 2.0.1
    ChimeraX-AlignmentHdrs: 3.3.1
    ChimeraX-AlignmentMatrices: 2.1
    ChimeraX-Alignments: 2.9.3
    ChimeraX-AlphaFold: 1.0
    ChimeraX-AltlocExplorer: 1.0.3
    ChimeraX-AmberInfo: 1.0
    ChimeraX-Arrays: 1.1
    ChimeraX-Atomic: 1.43.10
    ChimeraX-AtomicLibrary: 10.0.6
    ChimeraX-AtomSearch: 2.0.1
    ChimeraX-AxesPlanes: 2.3.2
    ChimeraX-BasicActions: 1.1.2
    ChimeraX-BILD: 1.0
    ChimeraX-BlastProtein: 2.1.2
    ChimeraX-BondRot: 2.0.1
    ChimeraX-BugReporter: 1.0.1
    ChimeraX-BuildStructure: 2.8
    ChimeraX-Bumps: 1.0
    ChimeraX-BundleBuilder: 1.2.2
    ChimeraX-ButtonPanel: 1.0.1
    ChimeraX-CageBuilder: 1.0.1
    ChimeraX-CellPack: 1.0
    ChimeraX-Centroids: 1.3.2
    ChimeraX-ChangeChains: 1.0.2
    ChimeraX-CheckWaters: 1.3.1
    ChimeraX-ChemGroup: 2.0.1
    ChimeraX-Clashes: 2.2.4
    ChimeraX-ColorActions: 1.0.3
    ChimeraX-ColorGlobe: 1.0
    ChimeraX-ColorKey: 1.5.3
    ChimeraX-CommandLine: 1.2.5
    ChimeraX-ConnectStructure: 2.0.1
    ChimeraX-Contacts: 1.0.1
    ChimeraX-Core: 1.6.1
    ChimeraX-CoreFormats: 1.1
    ChimeraX-coulombic: 1.4.2
    ChimeraX-Crosslinks: 1.0
    ChimeraX-Crystal: 1.0
    ChimeraX-CrystalContacts: 1.0.1
    ChimeraX-DataFormats: 1.2.3
    ChimeraX-Dicom: 1.2
    ChimeraX-DistMonitor: 1.4
    ChimeraX-DockPrep: 1.1.1
    ChimeraX-Dssp: 2.0
    ChimeraX-EMDB-SFF: 1.0
    ChimeraX-ESMFold: 1.0
    ChimeraX-FileHistory: 1.0.1
    ChimeraX-FunctionKey: 1.0.1
    ChimeraX-Geometry: 1.3
    ChimeraX-gltf: 1.0
    ChimeraX-Graphics: 1.1.1
    ChimeraX-Hbonds: 2.4
    ChimeraX-Help: 1.2.1
    ChimeraX-HKCage: 1.3
    ChimeraX-IHM: 1.1
    ChimeraX-ImageFormats: 1.2
    ChimeraX-IMOD: 1.0
    ChimeraX-IO: 1.0.1
    ChimeraX-ItemsInspection: 1.0.1
    ChimeraX-Label: 1.1.7
    ChimeraX-LinuxSupport: 1.0.1
    ChimeraX-ListInfo: 1.1.1
    ChimeraX-Log: 1.1.5
    ChimeraX-LookingGlass: 1.1
    ChimeraX-Maestro: 1.8.2
    ChimeraX-Map: 1.1.4
    ChimeraX-MapData: 2.0
    ChimeraX-MapEraser: 1.0.1
    ChimeraX-MapFilter: 2.0.1
    ChimeraX-MapFit: 2.0
    ChimeraX-MapSeries: 2.1.1
    ChimeraX-Markers: 1.0.1
    ChimeraX-Mask: 1.0.2
    ChimeraX-MatchMaker: 2.0.12
    ChimeraX-MDcrds: 2.6
    ChimeraX-MedicalToolbar: 1.0.2
    ChimeraX-Meeting: 1.0.1
    ChimeraX-MLP: 1.1.1
    ChimeraX-mmCIF: 2.12
    ChimeraX-MMTF: 2.2
    ChimeraX-Modeller: 1.5.9
    ChimeraX-ModelPanel: 1.3.7
    ChimeraX-ModelSeries: 1.0.1
    ChimeraX-Mol2: 2.0
    ChimeraX-Mole: 1.0
    ChimeraX-Morph: 1.0.2
    ChimeraX-MouseModes: 1.2
    ChimeraX-Movie: 1.0
    ChimeraX-Neuron: 1.0
    ChimeraX-Nifti: 1.0
    ChimeraX-NRRD: 1.0
    ChimeraX-Nucleotides: 2.0.3
    ChimeraX-OpenCommand: 1.10.1
    ChimeraX-PDB: 2.7.2
    ChimeraX-PDBBio: 1.0
    ChimeraX-PDBLibrary: 1.0.2
    ChimeraX-PDBMatrices: 1.0
    ChimeraX-PickBlobs: 1.0.1
    ChimeraX-Positions: 1.0
    ChimeraX-PresetMgr: 1.1
    ChimeraX-PubChem: 2.1
    ChimeraX-ReadPbonds: 1.0.1
    ChimeraX-Registration: 1.1.1
    ChimeraX-RemoteControl: 1.0
    ChimeraX-RenderByAttr: 1.1
    ChimeraX-RenumberResidues: 1.1
    ChimeraX-ResidueFit: 1.0.1
    ChimeraX-RestServer: 1.1
    ChimeraX-RNALayout: 1.0
    ChimeraX-RotamerLibMgr: 3.0
    ChimeraX-RotamerLibsDunbrack: 2.0
    ChimeraX-RotamerLibsDynameomics: 2.0
    ChimeraX-RotamerLibsRichardson: 2.0
    ChimeraX-SaveCommand: 1.5.1
    ChimeraX-SchemeMgr: 1.0
    ChimeraX-SDF: 2.0.1
    ChimeraX-Segger: 1.0
    ChimeraX-Segment: 1.0.1
    ChimeraX-SelInspector: 1.0
    ChimeraX-SeqView: 2.8.3
    ChimeraX-Shape: 1.0.1
    ChimeraX-Shell: 1.0.1
    ChimeraX-Shortcuts: 1.1.1
    ChimeraX-ShowSequences: 1.0.1
    ChimeraX-SideView: 1.0.1
    ChimeraX-Smiles: 2.1
    ChimeraX-SmoothLines: 1.0
    ChimeraX-SpaceNavigator: 1.0
    ChimeraX-StdCommands: 1.10.3
    ChimeraX-STL: 1.0.1
    ChimeraX-Storm: 1.0
    ChimeraX-StructMeasure: 1.1.2
    ChimeraX-Struts: 1.0.1
    ChimeraX-Surface: 1.0.1
    ChimeraX-SwapAA: 2.0.1
    ChimeraX-SwapRes: 2.2.1
    ChimeraX-TapeMeasure: 1.0
    ChimeraX-Test: 1.0
    ChimeraX-Toolbar: 1.1.2
    ChimeraX-ToolshedUtils: 1.2.1
    ChimeraX-Topography: 1.0
    ChimeraX-Tug: 1.0.1
    ChimeraX-UI: 1.28.4
    ChimeraX-uniprot: 2.2.2
    ChimeraX-UnitCell: 1.0.1
    ChimeraX-ViewDockX: 1.2
    ChimeraX-VIPERdb: 1.0
    ChimeraX-Vive: 1.1
    ChimeraX-VolumeMenu: 1.0.1
    ChimeraX-VTK: 1.0
    ChimeraX-WavefrontOBJ: 1.0
    ChimeraX-WebCam: 1.0.2
    ChimeraX-WebServices: 1.1.1
    ChimeraX-Zone: 1.0.1
    colorama: 0.4.6
    comm: 0.1.3
    contourpy: 1.0.7
    cxservices: 1.2.2
    cycler: 0.11.0
    Cython: 0.29.33
    debugpy: 1.6.7
    decorator: 5.1.1
    distro: 1.7.0
    docutils: 0.19
    executing: 1.2.0
    filelock: 3.9.0
    fonttools: 4.39.3
    funcparserlib: 1.0.1
    grako: 3.16.5
    h5py: 3.8.0
    html2text: 2020.1.16
    idna: 3.4
    ihm: 0.35
    imagecodecs: 2022.9.26
    imagesize: 1.4.1
    importlib-metadata: 6.6.0
    ipykernel: 6.21.1
    ipython: 8.10.0
    ipython-genutils: 0.2.0
    ipywidgets: 8.0.6
    jedi: 0.18.2
    Jinja2: 3.1.2
    jupyter-client: 8.0.2
    jupyter-core: 5.3.0
    jupyterlab-widgets: 3.0.7
    kiwisolver: 1.4.4
    line-profiler: 4.0.2
    lxml: 4.9.2
    lz4: 4.3.2
    MarkupSafe: 2.1.2
    matplotlib: 3.6.3
    matplotlib-inline: 0.1.6
    msgpack: 1.0.4
    nest-asyncio: 1.5.6
    netCDF4: 1.6.2
    networkx: 2.8.8
    nibabel: 5.0.1
    nptyping: 2.5.0
    numexpr: 2.8.4
    numpy: 1.23.5
    openvr: 1.23.701
    packaging: 23.1
    ParmEd: 3.4.3
    parso: 0.8.3
    pep517: 0.13.0
    pexpect: 4.8.0
    pickleshare: 0.7.5
    Pillow: 9.3.0
    pip: 23.0
    pkginfo: 1.9.6
    platformdirs: 3.5.0
    prompt-toolkit: 3.0.38
    psutil: 5.9.4
    ptyprocess: 0.7.0
    pure-eval: 0.2.2
    pycollada: 0.7.2
    pydicom: 2.3.0
    Pygments: 2.14.0
    pynrrd: 1.0.0
    PyOpenGL: 3.1.5
    PyOpenGL-accelerate: 3.1.5
    pyparsing: 3.0.9
    pyproject-hooks: 1.0.0
    PyQt6-commercial: 6.4.2
    PyQt6-Qt6: 6.4.3
    PyQt6-sip: 13.4.1
    PyQt6-WebEngine-commercial: 6.4.0
    PyQt6-WebEngine-Qt6: 6.4.3
    python-dateutil: 2.8.2
    pytz: 2023.3
    pyzmq: 25.0.2
    qtconsole: 5.4.0
    QtPy: 2.3.1
    RandomWords: 0.4.0
    requests: 2.28.2
    scipy: 1.9.3
    setuptools: 67.4.0
    sfftk-rw: 0.7.3
    six: 1.16.0
    snowballstemmer: 2.2.0
    sortedcontainers: 2.4.0
    soupsieve: 2.4.1
    sphinx: 6.1.3
    sphinx-autodoc-typehints: 1.22
    sphinxcontrib-applehelp: 1.0.4
    sphinxcontrib-blockdiag: 3.0.0
    sphinxcontrib-devhelp: 1.0.2
    sphinxcontrib-htmlhelp: 2.0.1
    sphinxcontrib-jsmath: 1.0.1
    sphinxcontrib-qthelp: 1.0.3
    sphinxcontrib-serializinghtml: 1.1.5
    stack-data: 0.6.2
    tables: 3.7.0
    tcia-utils: 1.2.0
    tifffile: 2022.10.10
    tinyarray: 1.2.4
    tomli: 2.0.1
    tornado: 6.3.1
    traitlets: 5.9.0
    typing-extensions: 4.5.0
    tzdata: 2023.3
    urllib3: 1.26.15
    wcwidth: 0.2.6
    webcolors: 1.12
    wheel: 0.38.4
    wheel-filename: 1.4.1
    widgetsnbextension: 4.0.7
    zipp: 3.15.0

[Tom Goddard]

Linux gave a memory allocation error trying to fork ffmpeg to encode a movie. It does not look like ChimeraX was taking much memory. The system has 16 GB and supposedly had 4 GB free.