Attribute REA capture-limit failures at the shared Rizin/objdump execution boundary. Preserve raw signals, output prefixes, unknown completion and incomplete-cleanup facts; report a termination request without claiming confirmed exit.
134 focused tests, check:fast and actual Rizin CLI controls over an owned ELF and /usr/bin/ls pass. Original proposal by cpruijsen.
Fixes#9031.
Assisted-by: Reimu (gensokyo-skills:reimu-incident-triage)