Tell me, am I doing the right thing?

kangaroo -t 85 -ws -w save.work -wi 30 -i save.work
Kangaroo v2.2
Loading: save.work
Start:800000000000000000000000000000
Stop :FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
Keys :1
LoadWork: [HashTable 2.0/4.0MB] [00s]
Number of CPU thread: 85
Range width: 2^119
Jump Avg distance: 2^58.98
Number of kangaroos: 2^16.41
Expected operations: 2^60.66
Expected RAM: 43.5MB
DP size: 41 [0xffffffffff800000]
RestoringFetch kangaroos: 1024
Fetch kangaroos: 1024
Fetch kangaroos: 1024
kangaroo -t 85 -ws -w save.work -wi 30 -i save.work
Kangaroo v2.2
Loading: save.work
Start:800000000000000000000000000000
Stop :FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
Keys :1
LoadWork: [HashTable 2.0/4.0MB] [00s]
Number of CPU thread: 85
Range width: 2^119
Jump Avg distance: 2^58.98
Number of kangaroos: 2^16.41
Expected operations: 2^60.66
Expected RAM: 43.5MB
DP size: 41 [0xffffffffff800000]
RestoringFetch kangaroos: 1024
Fetch kangaroos: 1024
Fetch kangaroos: 1024
Done
FectchKangaroos: [2^15.32 kangaroos loaded] [46080 created] [00s]
SolveKeyCPU Thread 74: 1024 kangaroos
SolveKeyCPU Thread 46: 1024 kangaroos
SolveKeyCPU Thread 75: 1024 kangaroos
SolveKeyCPU Thread 43: 1024 kangaroos
[104.05 MK/s][GPU 0.00 MK/s][Count 2^42.22][Dead 0][23:44:25 (Avg 553.485y)][2.0/4.0MB] 
SaveWork: save.work.................done [10.0 MB] [00s] Tue Dec  1 21:10:52 2020
[105.87 MK/s][GPU 0.00 MK/s][Count 2^42.22][Dead 0][23:44:56 (Avg 543.969y)][2.0/4.0MB] 
SaveWork: save.work.................done [10.0 MB] [00s] Tue Dec  1 21:11:22 2020
[108.34 MK/s][GPU 0.00 MK/s][Count 2^42.22][Dead 0][23:45:26 (Avg 531.589y)][2.0/4.0MB] 
SaveWork: save.work.................done [10.0 MB] [00s] Tue Dec  1 21:11:52 2020
[109.11 MK/s][GPU 0.00 MK/s][Count 2^42.22][Dead 0][23:45:56 (Avg 527.814y)][2.0/4.0MB]