Running examples in 'broom.mixed-Ex.R' failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: lme4_tidiers
> ### Title: Tidying methods for mixed effects models
> ### Aliases: lme4_tidiers tidy.merMod tidy.rlmerMod augment.merMod
> ###   glance.merMod
> 
> ### ** Examples
> 
> 
> if (require("lme4")) {
+     ## original model
+     ## Not run: 
+ ##D         lmm1 <- lmer(Reaction ~ Days + (Days | Subject), sleepstudy)
+ ##D     
+ ## End(Not run)
+     ## load stored object
+     load(system.file("extdata", "lme4_example.rda", package="broom.mixed"))
+     (tt <- tidy(lmm1))
+     tidy(lmm1, effects = "fixed")
+     tidy(lmm1, effects = "fixed", conf.int=TRUE)
+     tidy(lmm1, effects = "fixed", conf.int=TRUE, conf.method="profile")
+     ## lmm1_prof <- profile(lmm1) # generated by extdata/runexamples
+     tidy(lmm1, conf.int=TRUE, conf.method="profile", profile=lmm1_prof)
+     ## conditional modes (group-level deviations from population-level estimate)
+     tidy(lmm1, effects = "ran_vals", conf.int=TRUE)
+     ## coefficients (group-level estimates)
+     (rcoef1 <- tidy(lmm1, effects = "ran_coefs"))
+     if (require(tidyr) && require(dplyr)) {
+        ## reconstitute standard coefficient-by-level table
+        spread(rcoef1,key=term,value=estimate)
+        ## split ran_pars into type + term; sort fixed/sd/cor
+        (tt %>% separate(term,c("type","term"),sep="__",fill="left")
+            %>% arrange(!is.na(type),desc(type)))
+     }
+     head(augment(lmm1, sleepstudy))
+     glance(lmm1)
+ 
+     glmm1 <- glmer(cbind(incidence, size - incidence) ~ period + (1 | herd),
+                   data = cbpp, family = binomial)
+     tidy(glmm1)
+     tidy(glmm1,exponentiate=TRUE)
+     tidy(glmm1, effects = "fixed")
+     ## suppress warning about influence.merMod
+     head(suppressWarnings(augment(glmm1, cbpp)))
+     glance(glmm1)
+ 
+     startvec <- c(Asym = 200, xmid = 725, scal = 350)
+     nm1 <- nlmer(circumference ~ SSlogis(age, Asym, xmid, scal) ~ Asym|Tree,
+                   Orange, start = startvec)
+     ## suppress warnings about var-cov matrix ...
+     op <- options(warn=-1)
+     tidy(nm1)
+     tidy(nm1, effects = "fixed")
+     options(op)
+     head(augment(nm1, Orange))
+     glance(nm1)
+     detach("package:lme4")
+ }
Loading required package: lme4
Loading required package: Matrix
Computing profile confidence intervals ...
Loading required package: tidyr

Attaching package: 'tidyr'

The following objects are masked from 'package:Matrix':

    expand, pack, unpack

Loading required package: dplyr

Attaching package: 'dplyr'

The following objects are masked from 'package:stats':

    filter, lag

The following objects are masked from 'package:base':

    intersect, setdiff, setequal, union

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Execution halted