Sanitize.Address

command_line: /opt/hostedtoolcache/cmake/4.2.1/x64/cmake-4.2.1-linux-x86_64/bin/cmake "-E" "env" "TSAN_OPTIONS=log_path='/home/runner/work/nightly-builds/nightly-builds/build/Testing/Temporary/MemoryChecker.7.log'" "/home/runner/work/nightly-builds/nightly-builds/build/Sanitizers/sanitizers" "asan"

working_directory: ""

heap-use-after-free: 0

Processors: 1

DA Checker: ThreadSanitizer

Exit Code: Failed

Exit Value: 66

Subproject: Sanitizers

Environment: #CTEST_RESOURCE_GROUP_COUNT=

Completion Status: Completed

stdout:

==================
WARNING: ThreadSanitizer: heap-use-after-free (pid=2307)
  Read of size 1 at 0x721400000005 by main thread:
    #0 asan /home/runner/work/nightly-builds/nightly-builds/Sanitizers/asan.c:7:10 (sanitizers+0xdf492) (BuildId: 0046e245cd5ec18d7afbdb63eb8d4846cbadd7e5)
    #1 main /home/runner/work/nightly-builds/nightly-builds/build/Sanitizers/main.c:201:14 (sanitizers+0xdf19b) (BuildId: 0046e245cd5ec18d7afbdb63eb8d4846cbadd7e5)

  Previous write of size 8 at 0x721400000000 by main thread:
    #0 free <null> (sanitizers+0x5f333) (BuildId: 0046e245cd5ec18d7afbdb63eb8d4846cbadd7e5)
    #1 asan /home/runner/work/nightly-builds/nightly-builds/Sanitizers/asan.c:6:3 (sanitizers+0xdf481) (BuildId: 0046e245cd5ec18d7afbdb63eb8d4846cbadd7e5)
    #2 main /home/runner/work/nightly-builds/nightly-builds/build/Sanitizers/main.c:201:14 (sanitizers+0xdf19b) (BuildId: 0046e245cd5ec18d7afbdb63eb8d4846cbadd7e5)

SUMMARY: ThreadSanitizer: heap-use-after-free /home/runner/work/nightly-builds/nightly-builds/Sanitizers/asan.c:7:10 in asan
==================
ThreadSanitizer: reported 1 warnings

Example