Running examples in ‘broom-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: btergm_tidiers
> ### Title: Tidying method for a bootstrapped temporal exponential random
> ###   graph model
> ### Aliases: btergm_tidiers tidy.btergm
> 
> ### ** Examples
> 
> 
> if (require("xergm")) {
+     # Using the same simulated example as the xergm package
+     # Create 10 random networks with 10 actors
+     networks <- list()
+     for(i in 1:10){
+         mat <- matrix(rbinom(100, 1, .25), nrow = 10, ncol = 10)
+         diag(mat) <- 0
+         nw <- network::network(mat)
+         networks[[i]] <- nw
+     }
+     # Create 10 matrices as covariates
+     covariates <- list()
+     for (i in 1:10) {
+         mat <- matrix(rnorm(100), nrow = 10, ncol = 10)
+         covariates[[i]] <- mat
+     }
+     # Fit a model where the propensity to form ties depends
+     # on the edge covariates, controlling for the number of
+     # in-stars
+     btfit <- btergm(networks ~ edges + istar(2) +
+                       edgecov(covariates), R = 100)
+ 
+     # Show terms, coefficient estimates and errors
+     tidy(btfit)
+ 
+     # Show coefficients as odds ratios with a 99% CI
+     tidy(btfit, exponentiate = TRUE, conf.level = 0.99)
+ }
Loading required package: xergm
Loading required package: xergm.common
Loading required package: ergm
Loading required package: statnet.common

Attaching package: ‘statnet.common’

The following object is masked from ‘package:base’:

    order

Loading required package: network
network: Classes for Relational Data
Version 1.13.0 created on 2015-08-31.
copyright (c) 2005, Carter T. Butts, University of California-Irvine
                    Mark S. Handcock, University of California -- Los Angeles
                    David R. Hunter, Penn State University
                    Martina Morris, University of Washington
                    Skye Bender-deMoll, University of Washington
 For citation information, type citation("network").
 Type help("network-package") to get started.


ergm: version 3.8.0, created on 2017-08-18
Copyright (c) 2017, Mark S. Handcock, University of California -- Los Angeles
                    David R. Hunter, Penn State University
                    Carter T. Butts, University of California -- Irvine
                    Steven M. Goodreau, University of Washington
                    Pavel N. Krivitsky, University of Wollongong
                    Martina Morris, University of Washington
                    with contributions from
                    Li Wang
                    Kirk Li, University of Washington
                    Skye Bender-deMoll, University of Washington
Based on "statnet" project software (statnet.org).
For license and citation information see statnet.org/attribution
or type citation("ergm").

NOTE: Versions before 3.6.1 had a bug in the implementation of the bd()
constriant which distorted the sampled distribution somewhat. In
addition, Sampson's Monks datasets had mislabeled vertices. See the
NEWS and the documentation for more details.


Attaching package: ‘xergm.common’

The following object is masked from ‘package:ergm’:

    gof

Loading required package: btergm
Loading required package: ggplot2
Package:  btergm
Version:  1.9.0
Date:     2017-03-30
Authors:  Philip Leifeld (University of Glasgow)
          Skyler J. Cranmer (The Ohio State University)
          Bruce A. Desmarais (Pennsylvania State University)

Loading required package: tnam
Package:  tnam
Version:  1.6.5
Date:     2017-03-31
Authors:  Philip Leifeld (University of Glasgow)
          Skyler J. Cranmer (The Ohio State University)

Loading required package: rem
Loading required package: GERGM
Warning in fun(libname, pkgname) : TBB malloc library  not found.
GERGM: Generalized Exponential Random Graph Models
Version 0.11.2 created on 2017-03-14.
copyright (c) 2017, Matthew J. Denny, Penn State University
                    James D. Wilson, University of San Francisco
                    Skyler Cranmer, Ohio State University
                    Bruce A. Desmarais, Penn State University
                    Shankar Bhamidi, University of North Carolina
Type help('gergm') to get started.
Development website: https://github.com/matthewjdenny/GERGM
Package:  xergm
Version:  1.8.2
Date:     2017-04-01
Authors:  Philip Leifeld (University of Glasgow)
          Skyler J. Cranmer (The Ohio State University)
          Bruce A. Desmarais (Pennsylvania State University)

Please cite the xergm package in your publications -- see citation("xergm").


Initial dimensions of the network and covariates:
                 t=1 t=2 t=3 t=4 t=5 t=6 t=7 t=8 t=9 t=10
networks (row)    10  10  10  10  10  10  10  10  10   10
networks (col)    10  10  10  10  10  10  10  10  10   10
covariates (row)  10  10  10  10  10  10  10  10  10   10
covariates (col)  10  10  10  10  10  10  10  10  10   10

All networks are conformable.

Dimensions of the network and covariates after adjustment:
                 t=1 t=2 t=3 t=4 t=5 t=6 t=7 t=8 t=9 t=10
networks (row)    10  10  10  10  10  10  10  10  10   10
networks (col)    10  10  10  10  10  10  10  10  10   10
covariates (row)  10  10  10  10  10  10  10  10  10   10
covariates (col)  10  10  10  10  10  10  10  10  10   10
Error in parse(text = x, keep.source = FALSE) : 
  <text>:1:15: unexpected symbol
1: networks[[i]] `~`
                  ^
Calls: btergm ... formula -> formula.character -> formula -> eval -> parse
Execution halted