* using log directory ‘/Users/ripley/R/packages/tests-devel/RiverLoad.Rcheck’
* using R Under development (unstable) (2022-12-19 r83473)
* using platform: aarch64-apple-darwin22.2.0 (64-bit)
* R was compiled by
    Apple clang version 14.0.0 (clang-1400.0.29.202)
    GNU Fortran (GCC) 12.0.1 20220312 (experimental)
* using session charset: UTF-8
* using option ‘--no-stop-on-test-error’
* checking for file ‘RiverLoad/DESCRIPTION’ ... OK
* checking extension type ... Package
* this is package ‘RiverLoad’ version ‘1.0.3’
* 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 ‘RiverLoad’ can be installed ... OK
* checking installed package size ... OK
* checking package 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 R 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 ... OK
* checking Rd files ... OK
* checking Rd metadata ... 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 LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking examples ... ERROR
Running examples in ‘RiverLoad-Ex.R’ failed
The error most likely occurred in:

> ### Name: CQregression
> ### Title: Relationship between concentration and flow
> ### Aliases: CQregression
> ### Keywords: regression
> 
> ### ** Examples
> 
> data("flow.data1","conc.data1")
> union<-db.union(flow.data1, conc.data1)
> reg.relationship<-CQregression(union, 2)
Error in lm.fit(x, y, offset = offset, singular.ok = singular.ok, ...) : 
  0 (non-NA) cases
Calls: CQregression -> lm -> lm.fit
Execution halted
* checking PDF version of manual ... OK
* checking HTML version of manual ... OK
* checking for detritus in the temp directory ... OK
* DONE

Status: 1 ERROR
See
  ‘/Users/ripley/R/packages/tests-devel/RiverLoad.Rcheck/00check.log’
for details.

        8.81 real        20.95 user         3.49 sys