Running 'testthat.R' [2s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(nls.multstart)
  > 
  > test_check("nls.multstart")
  -- 1. Error: fit with convergence works (@test-nls_multstart.R#21)  ------------
  DLL 'dplyr' not found: maybe not installed for this architecture?
  Backtrace:
    1. testthat::expect_equal(...)
    5. nls.multstart::nls_multstart(...)
    6. dplyr::bind_rows
    7. base::getExportedValue(pkg, name)
    8. base::asNamespace(ns)
    9. base::getNamespace(ns)
   10. base::loadNamespace(name)
   11. base::library.dynam(lib, package, package.lib)
  
  -- 2. Error: fit without convergence works (@test-nls_multstart.R#33)  ---------
  DLL 'dplyr' not found: maybe not installed for this architecture?
  Backtrace:
    1. testthat::expect_equal(...)
    5. nls.multstart::nls_multstart(...)
    6. dplyr::bind_rows
    7. base::getExportedValue(pkg, name)
    8. base::asNamespace(ns)
    9. base::getNamespace(ns)
   10. base::loadNamespace(name)
   11. base::library.dynam(lib, package, package.lib)
  
  -- 3. Error: weighted fit with convergence works (@test-nls_multstart.R#46)  ---
  DLL 'dplyr' not found: maybe not installed for this architecture?
  Backtrace:
    1. testthat::expect_equal(...)
    5. nls.multstart::nls_multstart(...)
    6. dplyr::bind_rows
    7. base::getExportedValue(pkg, name)
    8. base::asNamespace(ns)
    9. base::getNamespace(ns)
   10. base::loadNamespace(name)
   11. base::library.dynam(lib, package, package.lib)
  
  -- 4. Error: weighted fit without convergence works (@test-nls_multstart.R#59)  
  DLL 'dplyr' not found: maybe not installed for this architecture?
  Backtrace:
    1. testthat::expect_equal(...)
    5. nls.multstart::nls_multstart(...)
    6. dplyr::bind_rows
    7. base::getExportedValue(pkg, name)
    8. base::asNamespace(ns)
    9. base::getNamespace(ns)
   10. base::loadNamespace(name)
   11. base::library.dynam(lib, package, package.lib)
  
  == testthat results  ===========================================================
  [ OK: 0 | SKIPPED: 0 | WARNINGS: 0 | FAILED: 4 ]
  1. Error: fit with convergence works (@test-nls_multstart.R#21) 
  2. Error: fit without convergence works (@test-nls_multstart.R#33) 
  3. Error: weighted fit with convergence works (@test-nls_multstart.R#46) 
  4. Error: weighted fit without convergence works (@test-nls_multstart.R#59) 
  
  Error: testthat unit tests failed
  Execution halted