Running 'testthat.R' [12s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(checked)
  > 
  > # Meet CRAN multiple core usage requirement
  > test_check("checked")
  Saving _problems/test-check-reverse-43.R
  Saving _problems/test-check-reverse-108.R
  Saving _problems/test-check-reverse-111.R
  [ FAIL 3 | WARN 0 | SKIP 7 | PASS 57 ]
  
  ══ Skipped tests (7) ═══════════════════════════════════════════════════════════
  • On CRAN (7): 'test-check.R:3:3', 'test-deps.R:1:1', 'test-deps.R:15:3',
    'test-reporters.R:20:3', 'test-reporters.R:47:3', 'test-reporters.R:75:3',
    'test-results-utils.R:3:3'
  
  ══ Failed tests ════════════════════════════════════════════════════════════════
  ── Error ('test-check-reverse.R:38:5'): check_rev_deps works for package with one breaking change ──
  Error in `vapply(..., FUN.VALUE = logical(1L))`: values must be length 1,
   but FUN(X[[14]]) result is length 0
  Backtrace:
       ▆
    1. ├─withr::with_options(...) at test-check-reverse.R:37:3
    2. │ └─base::force(code)
    3. └─checked::check_rev_deps(...) at test-check-reverse.R:38:5
    4.   ├─checked::run(checks, ...)
    5.   └─checked:::run.checker(checks, ...)
    6.     ├─checked:::report_step(reporter, checker)
    7.     └─checked:::report_step.NULL(reporter, checker)
    8.       └─checker$start_next_task()
    9.         ├─checked:::start_task(...)
   10.         ├─checked:::start_task.igraph.vs(...)
   11.         └─checked:::start_task.install_task(...)
   12.           └─install_process$new(...)
   13.             └─checked (local) initialize(...)
   14.               └─private$callr_r_bg(...)
   15.                 └─checked:::vlapply(options, `!=`, bquote())
   16.                   └─base::vapply(..., FUN.VALUE = logical(1L))
  ── Failure ('test-check-reverse.R:103:5'): check_rev_deps works for a package without a version in repos ──
  Expected `... <- NULL` not to throw any errors.
  Actually got a <simpleError> with message:
    values must be length 1,
     but FUN(X[[14]]) result is length 0
  Backtrace:
      ▆
   1. ├─withr::with_options(...) at test-check-reverse.R:102:3
   2. │ └─base::force(code)
   3. └─testthat::expect_no_error(...) at test-check-reverse.R:103:5
  ── Error ('test-check-reverse.R:111:3'): check_rev_deps works for a package without a version in repos ──
  Error in `eval(code, test_env)`: object 'design' not found
  Backtrace:
      ▆
   1. └─checked::results(design) at test-check-reverse.R:111:3
  
  [ FAIL 3 | WARN 0 | SKIP 7 | PASS 57 ]
  Error:
  ! Test failures.
  Execution halted