commit 9169cf965b11b6344d26b8e48154b7d9c83feb83
from: Isaac Meerleo <isaac@itm.works>
date: Fri Jul 17 23:10:18 2026 UTC

Isolate Agent bounds from auto Compaction

commit - 2eaf4e2d3ae39bc43653019764acdb4944b99952
commit + 9169cf965b11b6344d26b8e48154b7d9c83feb83
blob - 05c4c569f89683d639cdd28935393b7b07c745eb
blob + 8ff2bc5682349f3e4f3d4140bc2508efb4caf9b8
--- regress/agent/run.sh
+++ regress/agent/run.sh
@@ -702,6 +702,10 @@ stop_stub
 rm -rf "$HOME/.fugu"
 start_stub AGENTCALL RETAINLIMIT RETAINCONCLUDE RETAINSYNTH
 write_conf
+# This fixture isolates the subagent's 1 MiB retained-report boundary.  Its
+# deliberately oversized Tool result would otherwise exercise the independent
+# automatic-Compaction path before the Lead synthesis.
+printf 'auto_compact no\n' >> "$dir/fugu.conf"
 run_fugu "exercise a large retained subagent report"
 ok "retained report: lead turn completes" $([ "$rc" -eq 0 ]; echo $?)
 grep -q 'RETAIN-SYNTHESIS-MARKER' "$dir/out"
@@ -739,6 +743,9 @@ stop_stub
 rm -rf "$HOME/.fugu"
 start_stub AGENTCALL RETAINTOOL ERROR RETAINERRSYNTH
 write_conf
+# Keep the terminal-error truncation contract independent of automatic
+# Compaction for the same deliberately oversized retained prose.
+printf 'auto_compact no\n' >> "$dir/fugu.conf"
 run_fugu "exercise a terminal error after a large retained report"
 ok "retained error: lead turn completes" $([ "$rc" -eq 0 ]; echo $?)
 grep -q 'RETAIN-ERROR-SYNTHESIS-MARKER' "$dir/out"