• using R Under development (unstable) (2026-09-20 r90574)
• using platform: x86_64-pc-linux-gnu
• R was compiled by     Debian clang version 23.1.1 (2)     Debian flang version 23.1.1 (2)
• running under: Debian GNU/Linux forky/sid
• using session charset: UTF-8 * current time: 2026-09-21 17:49:40 UTC
• checking for file ‘MatchIt/DESCRIPTION’ ... OK
• this is package ‘MatchIt’ version ‘4.8.0’
• package encoding: UTF-8
• checking CRAN incoming feasibility ... [2s/3s] OK
• 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 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 ‘MatchIt’ can be installed ... OK See the install log for details.
• used C++ compiler: ‘Debian clang version 23.1.1 (2)’
• checking package directory ... OK
• checking for future file timestamps ... 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 ... [0s/1s] OK
• checking whether the package can be loaded with stated dependencies ... [0s/1s] OK
• checking whether the package can be unloaded cleanly ... [0s/1s] OK
• checking whether the namespace can be loaded with stated dependencies ... [0s/1s] OK
• checking whether the namespace can be unloaded cleanly ... [0s/1s] OK
• checking loading without being on the library search path ... [0s/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 ... [25s/33s] OK
• checking Rd files ... [5s/6s] OK
• checking Rd metadata ... OK
• checking Rd line widths ... 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/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 compilation flags used ... OK
• checking compiled code ... OK
• checking installed files from ‘inst/doc’ ... OK
• checking files in ‘vignettes’ ... OK
• checking examples ... [17s/23s] OK Examples with CPU (user + system) or elapsed time > 5s                 user system elapsed method_genetic 6.035 0.041 8.172
• checking for unstated dependencies in ‘tests’ ... OK
• checking tests ... [328s/446s] ERROR   Running ‘testthat.R’ [327s/446s] 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 ... [41s/56s] OK
• checking PDF version of manual ... [13s/18s] OK
• checking HTML version of manual ... [7s/9s] OK
• checking for non-standard things in the check directory ... OK
• DONE

Status: 1 ERROR