Running 'testthat.R' [207s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(dimRed)
  Loading required package: DRR
  Loading required package: kernlab
  Loading required package: CVST
  Loading required package: Matrix
  
  Attaching package: 'dimRed'
  
  The following object is masked from 'package:stats':
  
      embed
  
  The following object is masked from 'package:base':
  
      as.data.frame
  
  > 
  > test_check("dimRed")
  predictors:  PC1 PC2 dependent:  PC3 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 1482.835 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 22431.35 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 1990607 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 39413.6 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 0.289602 )
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( 0.3151392 )
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( 0.46614 )
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( 0.4947025 )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.5082607 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.5178719 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.5737864 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1616245 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1234747 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.3118062 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.4660033 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.4947256 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.5079719 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.5113632 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.5370496 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1866997 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1118057 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.3079941 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.4664668 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.4947617 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.5060381 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.5090346 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.5262281 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2751669 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.1291489 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.3188771 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.4688317 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.4950992 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.5033398 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.5068217 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.5151889 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.4037942 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.2323531 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.3850705 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.4813931 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.4968931 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.501351 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.5029988 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.5058772 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.487426 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.4270505 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.4746865 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 0.4958956 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 0.4988567 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 0.5002734 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.5004374 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.5009476 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.4982154 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.4905028 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 0.4965162 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 0.4989374 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 0.4992637 )
  predictors:  PC1 dependent:  PC2 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 3814.938 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 36236.92 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 10014007 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 9.304054e+13 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 121404088640 )
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( 20643583130 )
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( 114458.6 )
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( 4.525872 )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.055509 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.053186 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.067256 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.069537 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.21189 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 3.103691 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 3.874574 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.257484 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.051232 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.053943 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.064031 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.062381 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.067365 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.381263 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.555072 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.13581 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.049816 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.049754 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.061698 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.072249 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.017565 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.112587 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.137765 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.008132 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 2.04814 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 2.049149 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 2.054968 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 2.075266 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 2.013919 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 1.973815 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 1.969381 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 1.959107 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 2.04463 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 2.046377 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 2.047977 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 2.050572 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 2.010708 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 1.976479 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 1.987003 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 2.00481 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 2.036778 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 2.036862 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 2.036434 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 2.033547 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 2.025303 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 2.019547 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 2.022411 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 2.025386 )
  trace= 0 
  predictors:  PC1 PC2 PC3 dependent:  PC4 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 9.777472e+17 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 97.0339 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 21.48599 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 0.573745 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 0.02327073 )
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( 0.02372019 )
  Error in .local(a, b, ...) : 
    cs_lu(A) failed: near-singular A (or out of memory)
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( 0.02367483 )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02716044 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02666617 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02942509 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.03530401 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02339497 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02371851 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02367448 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02367483 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02522068 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02608834 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02783562 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02700013 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02302602 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02370627 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.0236745 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02367484 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02433619 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02534815 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02635725 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02460795 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02372355 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02369449 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02367462 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02367493 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.02403286 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.02427157 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.0247516 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.02277048 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.02330197 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.02368297 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.02367529 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.02367546 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.0238908 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.02396389 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.02413646 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.0234384 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.02356869 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.02367646 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 0.02367602 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 0.02367605 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 0.02373597 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.02373957 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.02374231 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.02364741 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.02366283 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 0.0236762 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 0.02367617 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 0.02367618 )
  predictors:  PC1 PC2 dependent:  PC3 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 1393.189 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 65630.8 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 971407.5 )
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack routine dsytrf returned error code 14
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 0.07333558 )
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack dgecon(): system computationally singular, reciprocal condition number = 0
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  Error in .local(a, b, ...) : 
    cs_lu(A) failed: near-singular A (or out of memory)
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  Error in LU.dgC(a) : cs_lu(A) failed: near-singular A (or out of memory)
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.08602236 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.08868465 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.08279339 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1282693 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.07882348 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.07380936 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.07504102 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.07548306 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.0849608 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.08627642 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07615221 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.09640058 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.08322179 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07351766 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07506291 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07550018 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.08379716 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.08807403 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07795677 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07355311 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.0741126 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07404862 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.0752473 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07565807 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.08198523 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.08364906 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.08350931 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.07464284 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.07376971 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.07545142 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.07626641 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.07651293 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.08074253 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.08113649 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.082341 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.07797525 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.07653446 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.07722246 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 0.07741497 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 0.07746377 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 0.07855484 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.07858046 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.07857783 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.07781184 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.0775511 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 0.07763626 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 0.07765804 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 0.07766344 )
  predictors:  PC1 dependent:  PC2 
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack routine dsytrf returned error code 15
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 5463.724 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 2103872 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 5.376699e+14 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 23434791 )
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack dgecon(): system computationally singular, reciprocal condition number = 0
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( 0.9746168 )
  Error in LU.dgC(a) : cs_lu(A) failed: near-singular A (or out of memory)
  Error in LU.dgC(a) : cs_lu(A) failed: near-singular A (or out of memory)
  Error in LU.dgC(a) : cs_lu(A) failed: near-singular A (or out of memory)
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2353984 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1911693 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1451004 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1563315 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.3821833 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2509656 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2216395 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2225926 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2815374 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1911208 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1952139 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1570342 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1894658 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2260807 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2203081 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2227412 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2770989 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.233784 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.1857726 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.1393353 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.1620931 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.191218 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2166878 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2269867 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.2613121 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.2708828 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.1884316 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.1615537 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.1701311 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.203091 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.2232049 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.2314447 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.2533478 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.2559265 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.231495 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.2078062 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.218421 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.22983 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 0.2365043 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 0.2390364 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 0.2445305 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.244616 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.2409776 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.2356828 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.2379884 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 0.2396485 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 0.2405251 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 0.2408276 )
  -- 1. Failure: rmse_by_ndim (@test_quality.R#39)  ------------------------------
  rmse_res$pca[i] - rmse_res$drr[i] + 1e-12 > 0 isn't true.
  ndim = 1, rmse pca = 0.292582141744859, rmse drr = 0.317128377080366
  
  -- 2. Failure: rmse_by_ndim (@test_quality.R#39)  ------------------------------
  rmse_res$pca[i] - rmse_res$drr[i] + 1e-12 > 0 isn't true.
  ndim = 2, rmse pca = 0.159188799644944, rmse drr = 0.264177047024986
  
  == testthat results  ===========================================================
  OK: 114 SKIPPED: 0 FAILED: 2
  1. Failure: rmse_by_ndim (@test_quality.R#39) 
  2. Failure: rmse_by_ndim (@test_quality.R#39) 
  
  Error: testthat unit tests failed
  Execution halted