R Under development (unstable) (2025-09-27 r88882 ucrt) -- "Unsuffered Consequences" Copyright (C) 2025 The R Foundation for Statistical Computing Platform: x86_64-w64-mingw32/x64 R is free software and comes with ABSOLUTELY NO WARRANTY. You are welcome to redistribute it under certain conditions. Type 'license()' or 'licence()' for distribution details. R is a collaborative project with many contributors. Type 'contributors()' for more information and 'citation()' on how to cite R or R packages in publications. Type 'demo()' for some demos, 'help()' for on-line help, or 'help.start()' for an HTML browser interface to help. Type 'q()' to quit R. > library(testthat) > library(SpatMCA) Welcome to SpatMCA > > test_check("SpatMCA") warning: solve(): system is singular; attempting approx solution The input number of cores is invalid - default is 2The number of rows of x1 should be equal to the number of columns of Y1.The number of rows of x2 should be equal to the number of columns of Y2.Number of locations must be larger than 2.Dimension of locations must be less 4.The numbers of sample sizes of both data should be equalNumber of folds must be less than sample size, but got M = 101Welcome to SpatMCA Welcome to SpatMCA [ FAIL 0 | WARN 0 | SKIP 0 | PASS 58 ] > > proc.time() user system elapsed 10.71 0.43 10.75