* using log directory 'd:/Rcompile/CRANpkg/local/4.7/MatchIt.Rcheck'
* using R Under development (unstable) (2026-09-21 r90579 ucrt)
* using platform: x86_64-w64-mingw32
* R was compiled by
    gcc.exe (GCC) 14.3.0
    GNU Fortran (GCC) 14.3.0
* running under: Windows Server 2022 x64 (build 20348)
* using session charset: UTF-8
* current time: 2026-09-24 09:26:26 UTC
* checking for file 'MatchIt/DESCRIPTION' ... OK
* this is package 'MatchIt' version '4.8.0'
* package encoding: UTF-8
* checking package namespace information ... OK
* checking package dependencies ... INFO
Package suggested but not available for checking: 'gurobi'
* checking if this is a source package ... OK
* checking if there is a namespace ... OK
* checking for hidden files and directories ... OK
* checking for portable file names ... OK
* checking whether package 'MatchIt' can be installed ... OK
* used C++ compiler: 'g++.exe (GCC) 14.3.0'
* checking installed package size ... OK
* checking package directory ... OK
* checking 'build' 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 code files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... [1s] OK
* checking whether the package can be loaded with stated dependencies ... [1s] OK
* checking whether the package can be unloaded cleanly ... [1s] OK
* checking whether the namespace can be loaded with stated dependencies ... [1s] OK
* checking whether the namespace can be unloaded cleanly ... [1s] OK
* checking loading without being on the library search path ... [1s] 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 ... [16s] OK
* checking Rd files ... [5s] 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 ... [0s] OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking line endings in C/C++/Fortran sources/headers ... OK
* checking pragmas in C/C++ headers and code ... OK
* checking compiled code ... OK
* checking installed files from 'inst/doc' ... OK
* checking files in 'vignettes' ... OK
* checking examples ... [20s] OK
* checking for unstated dependencies in 'tests' ... OK
* checking tests ... [377s] ERROR
  Running 'testthat.R' [377s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > # This file is part of the standard setup for testthat.
  > # It is recommended that you do not modify it.
  > #
  > # Where should you do additional test configuration?
  > # Learn more about the roles of various files in:
  > # * https://r-pkgs.org/testing-design.html#sec-tests-files-overview
  > # * https://testthat.r-lib.org/articles/special-files.html
  > 
  > library(testthat)
  > library(MatchIt)
  > 
  > test_check("MatchIt")
  Saving _problems/test-method_cardinality-212.R
  [ FAIL 1 | WARN 0 | SKIP 188 | PASS 6962 ]
  
  ══ Skipped tests (188) ═════════════════════════════════════════════════════════
  • On CRAN (188): 'test-method_cardinality.R:44:3',
    'test-method_cardinality.R:57:3', 'test-method_cardinality.R:73:3',
    'test-method_cardinality.R:84:3', 'test-method_cardinality.R:95:3',
    'test-method_cardinality.R:102:3', 'test-method_cardinality.R:109:3',
    'test-method_cardinality.R:116:3', 'test-method_cardinality.R:129:3',
    'test-method_cem.R:174:3', 'test-method_cem.R:182:3',
    'test-method_cem.R:191:3', 'test-method_cem.R:200:3',
    'test-method_cem.R:209:5', 'test-method_cem.R:255:3',
    'test-method_cem.R:275:3', 'test-method_cem.R:358:3',
    'test-method_cem.R:430:3', 'test-method_cem.R:443:5',
    'test-method_cem.R:452:3', 'test-method_cem.R:510:5',
    'test-method_cem.R:596:5', 'test-method_cem.R:606:5',
    'test-method_cem.R:650:3', 'test-method_cem.R:663:3',
    'test-method_exact.R:18:3', 'test-method_exact.R:25:3',
    'test-method_exact.R:32:3', 'test-method_exact.R:39:3',
    'test-method_exact.R:46:3', 'test-method_exact.R:53:3',
    'test-method_full.R:105:3', 'test-method_full.R:114:5',
    'test-method_full.R:137:3', 'test-method_full.R:150:3',
    'test-method_full.R:164:3', 'test-method_full.R:182:3',
    'test-method_full.R:191:3', 'test-method_full.R:205:3',
    'test-method_full.R:225:3', 'test-method_full.R:232:3',
    'test-method_full.R:239:3', 'test-method_full.R:246:3',
    'test-method_full.R:256:3', 'test-method_full.R:264:3',
    'test-method_full.R:271:3', 'test-method_full.R:283:3',
    'test-method_null.R:14:3', 'test-method_null.R:26:3',
    'test-method_null.R:46:3', 'test-method_optimal.R:20:3',
    'test-method_optimal.R:27:3', 'test-method_optimal.R:36:3',
    'test-method_optimal.R:49:3', 'test-method_optimal.R:57:3',
    'test-method_optimal.R:65:3', 'test-method_optimal.R:72:3',
    'test-method_optimal.R:83:3', 'test-method_optimal.R:90:3',
    'test-method_optimal.R:97:3', 'test-method_quick.R:20:3',
    'test-method_quick.R:27:3', 'test-method_quick.R:34:3',
    'test-method_quick.R:51:3', 'test-method_quick.R:59:3',
    'test-method_quick.R:66:3', 'test-method_quick.R:80:3',
    'test-method_quick.R:88:3', 'test-method_quick.R:95:3',
    'test-method_subclass.R:17:3', 'test-method_subclass.R:26:3',
    'test-method_subclass.R:36:3', 'test-method_subclass.R:52:3',
    'test-method_subclass.R:64:3', 'test-method_subclass.R:79:3',
    'test-method_subclass.R:87:3', 'test-method_subclass.R:105:3',
    'test-method_subclass.R:113:3', 'test-method_subclass.R:129:3',
    'test-method_subclass.R:161:3', 'test-nearest_snapshots.R:43:3',
    'test-nearest_snapshots.R:54:3', 'test-nearest_snapshots.R:64:3',
    'test-nearest_snapshots.R:74:3', 'test-nearest_snapshots.R:85:3',
    'test-nearest_snapshots.R:95:3', 'test-nearest_snapshots.R:107:3',
    'test-nearest_snapshots.R:117:3', 'test-nearest_snapshots.R:127:3',
    'test-nearest_snapshots.R:138:3', 'test-nearest_snapshots.R:149:3',
    'test-nearest_snapshots.R:159:3', 'test-nearest_snapshots.R:169:3',
    'test-nearest_snapshots.R:184:3', 'test-nearest_snapshots.R:194:3',
    'test-nearest_snapshots.R:206:3', 'test-nearest_snapshots.R:216:3',
    'test-nearest_snapshots.R:229:3', 'test-nearest_snapshots.R:242:3',
    'test-nearest_snapshots.R:253:3', 'test-nearest_snapshots.R:271:3',
    'test-nearest_snapshots.R:284:3', 'test-nearest_snapshots.R:297:3',
    'test-nearest_snapshots.R:307:3', 'test-nearest_snapshots.R:320:3',
    'test-nearest_snapshots.R:334:3', 'test-nearest_snapshots.R:347:3',
    'test-nearest_snapshots.R:358:3', 'test-nearest_snapshots.R:371:3',
    'test-nearest_snapshots.R:384:3', 'test-nearest_snapshots.R:396:3',
    'test-nearest_snapshots.R:408:3', 'test-nearest_snapshots.R:420:3',
    'test-nearest_snapshots.R:431:3', 'test-nearest_snapshots.R:445:3',
    'test-nearest_snapshots.R:463:3', 'test-nearest_snapshots.R:474:3',
    'test-nearest_snapshots.R:489:3', 'test-nearest_snapshots.R:503:3',
    'test-nearest_snapshots.R:519:3', 'test-nearest_snapshots.R:531:3',
    'test-nearest_snapshots.R:542:3', 'test-nearest_snapshots.R:554:3',
    'test-nearest_snapshots.R:564:3', 'test-nearest_snapshots.R:576:3',
    'test-nearest_snapshots.R:586:3', 'test-nearest_snapshots.R:599:3',
    'test-nearest_snapshots.R:610:3', 'test-nearest_snapshots.R:622:3',
    'test-nearest_snapshots.R:638:3', 'test-nearest_snapshots.R:651:3',
    'test-nearest_snapshots.R:669:3', 'test-nearest_snapshots.R:683:3',
    'test-nearest_snapshots.R:693:3', 'test-nearest_snapshots.R:703:3',
    'test-nearest_snapshots.R:715:3', 'test-nearest_snapshots.R:725:3',
    'test-nearest_snapshots.R:737:3', 'test-nearest_snapshots.R:747:3',
    'test-nearest_snapshots.R:757:3', 'test-nearest_snapshots.R:769:3',
    'test-nearest_snapshots.R:781:3', 'test-nearest_snapshots.R:791:3',
    'test-nearest_snapshots.R:798:3', 'test-nearest_snapshots.R:817:3',
    'test-nearest_snapshots.R:828:3', 'test-nearest_snapshots.R:838:3',
    'test-nearest_snapshots.R:850:3', 'test-nearest_snapshots.R:860:3',
    'test-nearest_snapshots.R:870:3', 'test-nearest_snapshots.R:882:3',
    'test-nearest_snapshots.R:895:3', 'test-nearest_snapshots.R:907:3',
    'test-nearest_snapshots.R:920:3', 'test-nearest_snapshots.R:931:3',
    'test-nearest_snapshots.R:944:3', 'test-nearest_snapshots.R:957:3',
    'test-nearest_snapshots.R:969:3', 'test-nearest_snapshots.R:982:3',
    'test-nearest_snapshots.R:993:3', 'test-nearest_snapshots.R:1006:3',
    'test-nearest_snapshots.R:1018:3', 'test-nearest_snapshots.R:1038:3',
    'test-nearest_snapshots.R:1048:3', 'test-nearest_snapshots.R:1060:3',
    'test-nearest_snapshots.R:1113:3', 'test-nearest_snapshots.R:1124:3',
    'test-nearest_snapshots.R:1135:3', 'test-nearest_snapshots.R:1146:3',
    'test-nearest_snapshots.R:1157:3', 'test-nearest_snapshots.R:1168:3',
    'test-nearest_snapshots.R:1185:3', 'test-nearest_snapshots.R:1198:3',
    'test-nearest_snapshots.R:1211:3', 'test-nearest_snapshots.R:1221:3',
    'test-nearest_snapshots.R:1234:3', 'test-nearest_snapshots.R:1244:3',
    'test-nearest_snapshots.R:1254:3', 'test-nearest_snapshots.R:1264:3',
    'test-nearest_snapshots.R:1275:3', 'test-print.R:185:3',
    'test-summary.R:47:3', 'test-summary.R:100:3', 'test-summary.R:157:3',
    'test-summary.R:182:3', 'test-summary.R:201:3', 'test-summary.R:260:3',
    'test-summary.R:314:3'
  
  ══ Failed tests ════════════════════════════════════════════════════════════════
  ── Error ('test-method_cardinality.R:210:7'): profile ATE with a finite ratio equates the unweighted group sizes ──
  Error: The optimizer failed to find an optimal solution in the time allotted. Try increasing the value of `time`. See `?MatchIt::method_cardinality` for additional details.
  Backtrace:
      ▆
   1. ├─base::do.call(...) at test-method_cardinality.R:210:7
   2. └─MatchIt (local) `<fn>`(...)
   3.   ├─base::do.call(...)
   4.   └─MatchIt:::matchit2cardinality(...)
   5.     └─MatchIt:::cardinality_matchit(...)
   6.       └─MatchIt:::cardinality_error_report(opt.out, solver)
   7.         └─arg::err("the optimizer failed to find an optimal solution in the time allotted. Try increasing the value of {.arg time}. See {.topic MatchIt::method_cardinality} for additional details")
   8.           └─rlang::abort(...)
  
  [ FAIL 1 | WARN 0 | SKIP 188 | PASS 6962 ]
  Error:
  ! Test failures.
  Execution halted
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... [43s] OK
* checking PDF version of manual ... [26s] OK
* checking HTML version of manual ... [9s] OK
* DONE
Status: 1 ERROR