• using R Under development (unstable) (2025-02-19 r87749)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     clang version 20.1.0-rc2     flang version 20.1.0-rc2
• running under: Fedora Linux 40 (Workstation Edition)
• using session charset: UTF-8
• using option ‘--no-stop-on-test-error’
• checking for file ‘trouBBlme4SolveR/DESCRIPTION’ ... OK
• this is package ‘trouBBlme4SolveR’ version ‘0.1.2’
• package encoding: UTF-8
• checking package namespace information ... OK
• checking package dependencies ... OK
• checking if this is a source package ... OK
• checking if there is a namespace ... OK
• checking for executable files ... OK
• checking for hidden files and directories ... OK
• checking for portable file names ... OK
• checking for sufficient/correct file permissions ... OK
• checking whether package ‘trouBBlme4SolveR’ can be installed ... [13s/19s] OK See the install log for details.
• checking installed package size ... OK
• checking package directory ... OK
• checking ‘build’ directory ... OK
• checking DESCRIPTION meta-information ... OK
• checking top-level files ... OK
• checking for left-over files ... OK
• checking index information ... OK
• checking package subdirectories ... OK
• checking code files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
• checking whether the package can be loaded ... OK
• checking whether the package can be loaded with stated dependencies ... OK
• checking whether the package can be unloaded cleanly ... OK
• checking whether the namespace can be loaded with stated dependencies ... OK
• checking whether the namespace can be unloaded cleanly ... OK
• checking loading without being on the library search path ... OK
• checking use of S3 registration ... OK
• checking dependencies in R code ... OK
• checking S3 generic/method consistency ... OK
• checking replacement functions ... OK
• checking foreign function calls ... OK
• checking R code for possible problems ... [18s/23s] OK
• checking Rd files ... OK
• checking Rd metadata ... OK
• checking Rd line widths ... OK
• checking Rd cross-references ... OK
• checking for missing documentation entries ... OK
• checking for code/documentation mismatches ... OK
• checking Rd \usage sections ... OK
• checking Rd contents ... OK
• checking for unstated dependencies in examples ... OK
• checking contents of ‘data’ directory ... OK
• checking data for non-ASCII characters ... OK
• checking data for ASCII and uncompressed saves ... OK
• checking sizes of PDF files under ‘inst/doc’ ... OK
• checking installed files from ‘inst/doc’ ... OK
• checking files in ‘vignettes’ ... OK
• checking examples ... ERROR Running examples in ‘trouBBlme4SolveR-Ex.R’ failed The error most likely occurred in: > ### Name: dwmw > ### Title: Solver for (generalized) linear MM warnings > ### Aliases: dwmw trouBBlme4SolveR > ### Keywords: models > > ### ** Examples > > > if(requireNamespace("nlme")){ + library(lme4) + data(Orthodont, package = "nlme") + Orthodont$nsex <- as.numeric(Orthodont$Sex == "Male") + Orthodont$nsexage <- with(Orthodont, nsex*age) + ## Without using dwmw, the next model is singular + fmo <- lmer(distance ~ age + (age|Subject) + (0+nsex|Subject) + + (0 + nsexage|Subject), data = Orthodont) + summary(fmo) + + ## Using dwmw, we remove the singularity of the model + fmo1 <- dwmw(lmer(distance ~ age + (age|Subject) + (0+nsex|Subject) + + (0 + nsexage|Subject), data = Orthodont)) + summary(fmo1) + + ## It also can be used on the output object + + fmo2 <- dwmw(fmo) + summary(fmo2) + } Loading required package: Matrix Warning in optwrap(optimizer, devfun, getStart(start, rho$pp), lower = rho$lower, :   convergence code -2 from nloptwrap: NLOPT_INVALID_ARGS: Invalid arguments (e.g. lower bounds are bigger than upper bounds, an unknown algorithm was specified, etcetera). Warning in checkConv(attr(opt, "derivs"), opt$par, ctrl = control$checkConv, :   unable to evaluate scaled gradient Warning in checkConv(attr(opt, "derivs"), opt$par, ctrl = control$checkConv, :   Model failed to converge: degenerate Hessian with 2 negative eigenvalues Error in dwmw(lmer(distance ~ age + (age | Subject) + (0 + nsex | Subject) + :   Too many iterations!! to get the model distance ~ age + (age | Subject) + (0 + nsex | Subject) + (0 + nsexage | Subject) to converge. Check it!! Execution halted
• checking for unstated dependencies in vignettes ... OK
• checking package vignettes ... OK
• checking re-building of vignette outputs ... [137s/149s] ERROR Error(s) in re-building vignettes: --- re-building ‘introduction.Rnw’ using Sweave Loading required package: Matrix Warning in checkConv(attr(opt, "derivs"), opt$par, ctrl = control$checkConv, :   Model failed to converge with max|grad| = 0.0971375 (tol = 0.002, component 1) Warning in checkConv(attr(opt, "derivs"), opt$par, ctrl = control$checkConv, :   Model is nearly unidentifiable: very large eigenvalue  - Rescale variables?;Model is nearly unidentifiable: large eigenvalue ratio  - Rescale variables? Correlation matrix not shown by default, as p = 16 > 12. Use print(res$value, correlation=TRUE) or     vcov(res$value) if you need it Warning in checkConv(attr(opt, "derivs"), opt$par, ctrl = control$checkConv, :   Model failed to converge with max|grad| = 0.132634 (tol = 0.002, component 1) boundary (singular) fit: see help('isSingular') Correlation matrix not shown by default, as p = 16 > 12. Use print(res$value, correlation=TRUE) or     vcov(res$value) if you need it Numeric predictors rescaled!!! The default multilevel model is singular since the between-Day variance for the intercept and the between-SUR.ID variance for the intercepts are zero. Then, we consider the next model after removing these random effects. Correlation matrix not shown by default, as p = 16 > 12. Use print(res$value, correlation=TRUE) or     vcov(res$value) if you need it Warning in optwrap(optimizer, devfun, getStart(start, rho$pp), lower = rho$lower, :   convergence code -2 from nloptwrap: NLOPT_INVALID_ARGS: Invalid arguments (e.g. lower bounds are bigger than upper bounds, an unknown algorithm was specified, etcetera). Warning in checkConv(attr(opt, "derivs"), opt$par, ctrl = control$checkConv, :   unable to evaluate scaled gradient Warning in checkConv(attr(opt, "derivs"), opt$par, ctrl = control$checkConv, :   Model failed to converge: degenerate Hessian with 2 negative eigenvalues Error: processing vignette 'introduction.Rnw' failed with diagnostics:  chunk 2 Error in dwmw(fmo) :   Too many iterations!! to get the model distance ~ age + (age | Subject) + (0 + nsex | Subject) + (0 + nsexage | Subject) to converge. Check it!! --- failed re-building ‘introduction.Rnw’ SUMMARY: processing the following file failed:   ‘introduction.Rnw’ Error: Vignette re-building failed. Execution halted
• checking PDF version of manual ... OK
• checking HTML version of manual ... OK
• checking for non-standard things in the check directory ... OK
• checking for detritus in the temp directory ... OK
• DONE

Status: 2 ERRORs