R Under development (unstable) (2025-12-24 r89227) -- "Unsuffered Consequences"
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Platform: x86_64-pc-linux-gnu

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> Sys.setenv(OMP_THREAD_LIMIT = Sys.getenv("OMP_THREAD_LIMIT", "2"))
> require(data.table)
Loading required package: data.table

Attaching package: 'data.table'

The following object is masked from 'package:base':

    %notin%

> 
> test.data.table()  # runs the main test suite of 5,000+ tests in /inst/tests/tests.Rraw
getDTthreads(verbose=TRUE):
This installation of data.table has not been compiled with OpenMP support.
  omp_get_num_procs()            1
  R_DATATABLE_NUM_PROCS_PERCENT  unset (default 50)
  R_DATATABLE_NUM_THREADS        unset
  R_DATATABLE_THROTTLE           unset (default 1024)
  omp_get_thread_limit()         1
  omp_get_max_threads()          1
  OMP_THREAD_LIMIT               2
  OMP_NUM_THREADS                unset
  RestoreAfterFork               true
  data.table is using 1 threads with throttle==1024. See ?setDTthreads.
test.data.table() running: /builds/Rdatatable/data.table/data.table.Rcheck/data.table/tests/tests.Rraw
=================================================================
==2273==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x77998279e7e0 at pc 0x5944515afe02 bp 0x7ffc549cd180 sp 0x7ffc549cd178
READ of size 8 at 0x77998279e7e0 thread T0
    #0 0x5944515afe01 in Rf_installNoTrChar /R-devel/src/main/names.c:1298
    #1 0x5944517eacda in Rf_installTrChar /R-devel/src/main/sysutils.c:1873:30
    #2 0x5944517208fe in ReadItem_Recursive /R-devel/src/main/serialize.c:1914:6
    #3 0x5944517283c2 in ReadItem /R-devel/src/main/serialize.c:2120:12
    #4 0x5944517283c2 in ReadBCLang /R-devel/src/main/serialize.c:2166:17
    #5 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #6 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #7 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #8 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #9 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #10 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #11 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #12 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #13 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #14 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #15 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #16 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #17 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #18 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #19 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #20 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #21 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #22 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #23 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #24 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #25 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #26 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #27 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #28 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #29 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #30 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #31 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #32 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #33 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #34 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #35 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #36 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #37 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #38 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #39 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #40 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #41 0x594451728599 in ReadBCLang /R-devel/src/main/serialize.c:2156:18
    #42 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #43 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #44 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #45 0x5944517285bc in ReadBCLang /R-devel/src/main/serialize.c:2158:18
    #46 0x594451727e41 in ReadBCConsts /R-devel/src/main/serialize.c:2192:10
    #47 0x594451727e41 in ReadBC1 /R-devel/src/main/serialize.c:2214:15
    #48 0x5944517213a5 in ReadBC /R-devel/src/main/serialize.c:2225:11
    #49 0x5944517213a5 in ReadItem_Recursive /R-devel/src/main/serialize.c:2056:6
    #50 0x59445171eb1c in ReadItem_Iterative /R-devel/src/main/serialize.c:1863:5
    #51 0x59445171eb1c in ReadItem_Recursive /R-devel/src/main/serialize.c:1963:9
    #52 0x59445170e13d in ReadItem /R-devel/src/main/serialize.c:2120:12
    #53 0x59445170e13d in R_Unserialize /R-devel/src/main/serialize.c:2277:12
    #54 0x594451717963 in R_unserialize /R-devel/src/main/serialize.c:3002:9
    #55 0x594451716887 in do_lazyLoadDBfetch /R-devel/src/main/serialize.c:3318:11
    #56 0x5944513a9361 in Rf_eval /R-devel/src/main/eval.c:1264:9
    #57 0x5944513aacc9 in forcePromise /R-devel/src/main/eval.c:976:13
    #58 0x5944513a884b in Rf_eval /R-devel/src/main/eval.c:1193:2
    #59 0x5944515b0c2f in findFunInEnvRange /R-devel/src/main/objects.c:178:8
    #60 0x5944515b0c2f in R_LookupMethod /R-devel/src/main/objects.c:257:11
    #61 0x5944515b2ca3 in Rf_usemethod /R-devel/src/main/objects.c:521:5
    #62 0x5944515b6850 in do_usemethod /R-devel/src/main/objects.c:579:9
    #63 0x5944513ec3aa in bcEval_loop /R-devel/src/main/eval.c:8152:15
    #64 0x5944513aa7db in bcEval /R-devel/src/main/eval.c:7515:16
    #65 0x5944513a86a5 in Rf_eval /R-devel/src/main/eval.c:1167:8
    #66 0x5944513b4953 in R_execClosure /R-devel/src/main/eval.c:2389:22
    #67 0x5944513af594 in applyClosure_core /R-devel/src/main/eval.c:2302:16
    #68 0x5944513ad7a0 in Rf_applyClosure /R-devel/src/main/eval.c:2324:16
    #69 0x5944515b562a in dispatchMethod /R-devel/src/main/objects.c:473:16
    #70 0x5944515b30ca in Rf_usemethod /R-devel/src/main/objects.c:509:10
    #71 0x5944515b6850 in do_usemethod /R-devel/src/main/objects.c:579:9
    #72 0x5944513ec3aa in bcEval_loop /R-devel/src/main/eval.c:8152:15
    #73 0x5944513aa7db in bcEval /R-devel/src/main/eval.c:7515:16
    #74 0x5944513a86a5 in Rf_eval /R-devel/src/main/eval.c:1167:8
    #75 0x5944513b4953 in R_execClosure /R-devel/src/main/eval.c:2389:22
    #76 0x5944513af594 in applyClosure_core /R-devel/src/main/eval.c:2302:16
    #77 0x5944513a9245 in Rf_applyClosure /R-devel/src/main/eval.c:2324:16
    #78 0x5944513a9245 in Rf_eval /R-devel/src/main/eval.c:1280:12
    #79 0x5944513bfb02 in do_begin /R-devel/src/main/eval.c:2992:10
    #80 0x5944513a8b81 in Rf_eval /R-devel/src/main/eval.c:1232:12
    #81 0x5944513b4953 in R_execClosure /R-devel/src/main/eval.c:2389:22
    #82 0x5944513af594 in applyClosure_core /R-devel/src/main/eval.c:2302:16
    #83 0x5944513b1382 in Rf_applyClosure /R-devel/src/main/eval.c:2324:16
    #84 0x5944513b1382 in R_forceAndCall /R-devel/src/main/eval.c:2456:8
    #85 0x5944513b24e3 in do_forceAndCall /R-devel/src/main/eval.c:2475:16
    #86 0x5944513ec3aa in bcEval_loop /R-devel/src/main/eval.c:8152:15
    #87 0x5944513aa7db in bcEval /R-devel/src/main/eval.c:7515:16
    #88 0x5944513a86a5 in Rf_eval /R-devel/src/main/eval.c:1167:8
    #89 0x5944513b4953 in R_execClosure /R-devel/src/main/eval.c:2389:22
    #90 0x5944513af594 in applyClosure_core /R-devel/src/main/eval.c:2302:16
    #91 0x5944513a9245 in Rf_applyClosure /R-devel/src/main/eval.c:2324:16
    #92 0x5944513a9245 in Rf_eval /R-devel/src/main/eval.c:1280:12
    #93 0x5944513c43f8 in do_set /R-devel/src/main/eval.c:3581:8
    #94 0x5944513a8b81 in Rf_eval /R-devel/src/main/eval.c:1232:12
    #95 0x5944513bfb02 in do_begin /R-devel/src/main/eval.c:2992:10
    #96 0x5944513a8b81 in Rf_eval /R-devel/src/main/eval.c:1232:12
    #97 0x5944513b4953 in R_execClosure /R-devel/src/main/eval.c:2389:22
    #98 0x5944513af594 in applyClosure_core /R-devel/src/main/eval.c:2302:16
    #99 0x59445140acf5 in Rf_applyClosure /R-devel/src/main/eval.c:2324:16
    #100 0x59445140acf5 in bcEval_loop /R-devel/src/main/eval.c:8103:16
    #101 0x5944513aa7db in bcEval /R-devel/src/main/eval.c:7515:16
    #102 0x5944513a86a5 in Rf_eval /R-devel/src/main/eval.c:1167:8
    #103 0x5944513b4953 in R_execClosure /R-devel/src/main/eval.c:2389:22
    #104 0x5944513af594 in applyClosure_core /R-devel/src/main/eval.c:2302:16
    #105 0x5944513a9245 in Rf_applyClosure /R-devel/src/main/eval.c:2324:16
    #106 0x5944513a9245 in Rf_eval /R-devel/src/main/eval.c:1280:12
    #107 0x5944513c4ced in applydefine /R-devel/src/main/eval.c:3384:5
    #108 0x5944513a8b81 in Rf_eval /R-devel/src/main/eval.c:1232:12
    #109 0x5944513bfb02 in do_begin /R-devel/src/main/eval.c:2992:10
    #110 0x5944513a8b81 in Rf_eval /R-devel/src/main/eval.c:1232:12
    #111 0x5944513bc544 in do_for /R-devel/src/main/eval.c:2874:2
    #112 0x5944513a8b81 in Rf_eval /R-devel/src/main/eval.c:1232:12
    #113 0x5944513ca22a in do_eval /R-devel/src/main/eval.c:3973:9
    #114 0x5944513faba4 in bcEval_loop /R-devel/src/main/eval.c:8132:14
    #115 0x5944513aa7db in bcEval /R-devel/src/main/eval.c:7515:16
    #116 0x5944513a86a5 in Rf_eval /R-devel/src/main/eval.c:1167:8
    #117 0x5944513b4953 in R_execClosure /R-devel/src/main/eval.c:2389:22
    #118 0x5944513af594 in applyClosure_core /R-devel/src/main/eval.c:2302:16
    #119 0x5944513a9245 in Rf_applyClosure /R-devel/src/main/eval.c:2324:16
    #120 0x5944513a9245 in Rf_eval /R-devel/src/main/eval.c:1280:12
    #121 0x5944515235ba in Rf_ReplIteration /R-devel/src/main/main.c:264:15
    #122 0x594451526b30 in R_ReplConsole /R-devel/src/main/main.c:317:11
    #123 0x59445152694e in run_Rmainloop /R-devel/src/main/main.c:1235:5
    #124 0x594451526c2a in Rf_mainloop /R-devel/src/main/main.c:1242:5
    #125 0x594450f5fb44 in main /R-devel/src/main/Rmain.c:29:5
    #126 0x7b9986b71f74  (/usr/lib/x86_64-linux-gnu/libc.so.6+0x29f74) (BuildId: 6912f8b2c62f57ddcf44220d4d678d5414f8d7b3)
    #127 0x7b9986b72026 in __libc_start_main (/usr/lib/x86_64-linux-gnu/libc.so.6+0x2a026) (BuildId: 6912f8b2c62f57ddcf44220d4d678d5414f8d7b3)
    #128 0x594450e763c0 in _start (/usr/local/lib/R/bin/exec/R+0x5323c0) (BuildId: 3ce7f513c570e8d2a701f2eb02f6c92a764f50d1)

0x77998279e7e0 is located 32 bytes before 393256-byte region [0x77998279e800,0x7799827fe828)
allocated by thread T0 here:
    #0 0x594450f1bb3d in calloc (/usr/local/lib/R/bin/exec/R+0x5d7b3d) (BuildId: 3ce7f513c570e8d2a701f2eb02f6c92a764f50d1)
    #1 0x5944515acb03 in Rf_InitNames /R-devel/src/main/names.c:1209:36
    #2 0x5944515255fd in setup_Rmainloop /R-devel/src/main/main.c:987:5
    #3 0x594451526c20 in Rf_mainloop /R-devel/src/main/main.c:1241:5
    #4 0x594450f5fb44 in main /R-devel/src/main/Rmain.c:29:5
    #5 0x7b9986b71f74  (/usr/lib/x86_64-linux-gnu/libc.so.6+0x29f74) (BuildId: 6912f8b2c62f57ddcf44220d4d678d5414f8d7b3)
    #6 0x7ffc549dd4c7  (<unknown module>)

SUMMARY: AddressSanitizer: heap-buffer-overflow /R-devel/src/main/names.c:1298 in Rf_installNoTrChar
Shadow bytes around the buggy address:
  0x77998279e500: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x77998279e580: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x77998279e600: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x77998279e680: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x77998279e700: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
=>0x77998279e780: fa fa fa fa fa fa fa fa fa fa fa fa[fa]fa fa fa
  0x77998279e800: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x77998279e880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x77998279e900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x77998279e980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x77998279ea00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone:       fa
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb
==2273==ABORTING