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请问各位老师,在使用xtb计算时,计算778步骤后,输出文件如下(文件比较大,无法当做附件上传),部分不太明白的内容已经标蓝色,请问:
1-请问这是正常结束吗?还是不是没有收敛?输出的xtbopt.xyz文件是最后优化后的结构吗?
2-如果不是正常结束,应该如何设置关键词等,需要将上面xtbopt.xyz文件作为输入文件重新提交计算吗?
谢谢老师!
........................................................................
.............................. CYCLE 778 ..............................
........................................................................
1 -917.2746336 -0.917275E+03 0.554E-01 0.02 0.0 T
2 -915.0424444 0.223219E+01 0.278E+00 0.49 1.0 T
3 -915.7951641 -0.752720E+00 0.177E+00 0.05 1.0 T
4 -916.9058745 -0.111071E+01 0.855E-01 0.03 1.0 T
5 -917.0138503 -0.107976E+00 0.802E-01 0.11 1.0 T
6 -916.7724763 0.241374E+00 0.994E-01 0.01 1.0 T
7 -917.2557100 -0.483234E+00 0.590E-01 0.06 1.0 T
8 -917.2139709 0.417391E-01 0.676E-01 0.01 1.0 T
9 -917.2810268 -0.670559E-01 0.453E-01 0.01 1.0 T
10 -917.3189640 -0.379372E-01 0.421E-01 0.01 1.0 T
11 -917.3129528 0.601118E-02 0.495E-01 0.04 1.0 T
12 -917.3234827 -0.105299E-01 0.382E-01 0.05 1.0 T
13 -917.3187897 0.469297E-02 0.453E-01 0.06 1.0 T
14 -917.3027390 0.160507E-01 0.511E-01 0.05 1.0 T
15 -917.2883765 0.143626E-01 0.467E-01 0.03 1.0 T
16 -917.3330581 -0.446816E-01 0.435E-01 0.06 1.0 T
17 -917.3746982 -0.416401E-01 0.356E-01 0.02 1.0 T
18 -917.3902817 -0.155835E-01 0.291E-01 0.04 1.0 T
19 -917.3599565 0.303253E-01 0.344E-01 0.03 1.0 T
20 -917.4029630 -0.430066E-01 0.245E-01 0.01 1.0 T
21 -917.4070685 -0.410551E-02 0.215E-01 0.01 1.0 T
22 -917.4156152 -0.854670E-02 0.176E-01 0.01 1.0 T
23 -917.4255895 -0.997423E-02 0.140E-01 0.02 1.0 T
24 -917.4365351 -0.109456E-01 0.883E-02 0.01 1.0 T
25 -917.4352706 0.126450E-02 0.931E-02 0.01 1.0 T
26 -917.4366907 -0.142015E-02 0.725E-02 0.01 1.0 T
27 -917.4362759 0.414834E-03 0.675E-02 0.01 1.0 T
28 -917.4374883 -0.121241E-02 0.646E-02 0.01 1.0 T
29 -917.4377172 -0.228835E-03 0.575E-02 0.01 1.0 T
30 -917.4389263 -0.120919E-02 0.424E-02 0.01 1.0 T
31 -917.4392368 -0.310450E-03 0.334E-02 0.01 1.0 T
32 -917.4390491 0.187648E-03 0.346E-02 0.01 1.0 T
33 -917.4392052 -0.156068E-03 0.323E-02 0.00 1.0 T
34 -917.4393723 -0.167094E-03 0.286E-02 0.00 1.0 T
35 -917.4396304 -0.258087E-03 0.190E-02 0.01 1.0 T
36 -917.4396978 -0.674192E-04 0.151E-02 0.01 1.0 T
37 -917.4397467 -0.488369E-04 0.987E-03 0.01 1.0 T
38 -917.4397708 -0.241371E-04 0.693E-03 0.01 1.0 T
39 -917.4397705 0.282101E-06 0.609E-03 0.01 1.0 T
40 -917.4397677 0.279684E-05 0.553E-03 0.01 1.1 T
41 -917.4397784 -0.107075E-04 0.434E-03 0.01 1.5 T
42 -917.4397809 -0.245306E-05 0.381E-03 0.01 1.7 T
43 -917.4397836 -0.271621E-05 0.335E-03 0.01 1.9 T
44 -917.4397866 -0.299781E-05 0.271E-03 0.01 2.3 T
45 -917.4397865 0.906834E-07 0.251E-03 0.01 2.5 T
46 -917.4397883 -0.185361E-05 0.182E-03 0.01 3.5 T
47 -917.4397887 -0.359103E-06 0.122E-03 0.01 5.2 T
48 -917.4397889 -0.159265E-06 0.104E-03 0.01 6.1 T
49 -917.4397892 -0.324033E-06 0.771E-04 0.01 8.2 T
50 -917.4397892 -0.465234E-07 0.735E-04 0.01 8.6 T
SCC iter. ... 0 min, 9.442 sec
gradient ... 0 min, 2.631 sec
* total energy : -914.0651354 Eh change -0.1068726E-01 Eh
gradient norm : 0.0615436 Eh/α predicted -0.1273795E-01 ( 19.19%)
displ. norm : 0.4333214 α lambda -0.1224029E-01
maximum displ.: 0.0787759 α in ANC's #21, #112, #22, ...
*** FAILED TO CONVERGE GEOMETRY OPTIMIZATION IN 778 ITERATIONS ***
ANCopt (total) 0 d, 3 h, 17 min, 58.533 sec
optimizer setup ... 0 min, 0.005 sec ( 0.000%)
model hessian ... 0 min, 6.258 sec ( 0.053%)
ANC generation ... 0 min, 2.027 sec ( 0.017%)
coordinate transformation ... 0 min, 0.198 sec ( 0.002%)
single point calculation ... 197 min, 47.262 sec ( 99.905%)
optimization log ... 0 min, 0.533 sec ( 0.004%)
hessian update ... 0 min, 0.295 sec ( 0.002%)
rational function ... 0 min, 1.821 sec ( 0.015%)
================
final structure:
================
251
xtb: 6.3.0 (007a174)
W 2.91219926332345 -0.17639176154100 -2.07271330243239
W -2.67241300345492 1.67543064342276 -2.80855611353298
........
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optimized geometry written to: xtbopt.xyz
-------------------------------------------------
| TOTAL ENERGY -914.066632150058 Eh |
| GRADIENT NORM 0.068543991018 Eh/α |
| HOMO-LUMO GAP 0.006180334138 eV |
-------------------------------------------------
########################################################################
[WARNING] Runtime exception occurred
-2- optimizer_ancopt: Geometry optimization did not converge
-1- scf: Self consistent charge iterator did not converge
########################################################################
------------------------------------------------------------------------
* finished run on 2021/11/15 at 01:23:54.866
------------------------------------------------------------------------
total:
* wall-time: 0 d, 3 h, 19 min, 31.514 sec
* cpu-time: 1 d, 3 h, 10 min, 27.910 sec
* ratio c/w: 8.172 speedup
SCF:
* wall-time: 0 d, 0 h, 1 min, 15.184 sec
* cpu-time: 0 d, 0 h, 13 min, 41.453 sec
* ratio c/w: 10.926 speedup
ANC optimizer:
* wall-time: 0 d, 3 h, 18 min, 12.861 sec
* cpu-time: 1 d, 2 h, 56 min, 40.919 sec
* ratio c/w: 8.156 speedup
normal termination of xtb
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