From 876bd8e1f58b11e04af6824d3d31bad33a329f79 Mon Sep 17 00:00:00 2001
From: Dotta <bippadotta@protonmail.com>
Date: Wed, 2 Sep 2026 23:59:38 -0500
Subject: [PATCH] Revert "ci(runner): identify guardian admission failures"

This reverts commit 5cc56fff4f985130db24e958fe5a48b50fa2eda0.
---
 .../runner-core/src/acpx_sidecar_transport.rs | 17 --------
 .../src/cli/acpx-sidecar-input.ts             | 39 -------------------
 2 files changed, 56 deletions(-)

diff --git a/packages/paperclip-runner/runner/crates/runner-core/src/acpx_sidecar_transport.rs b/packages/paperclip-runner/runner/crates/runner-core/src/acpx_sidecar_transport.rs
index e4e5e2317bf..fb02d230046 100644
--- a/packages/paperclip-runner/runner/crates/runner-core/src/acpx_sidecar_transport.rs
+++ b/packages/paperclip-runner/runner/crates/runner-core/src/acpx_sidecar_transport.rs
@@ -651,23 +651,6 @@ fn response_error_classification(error: &ResponseError) -> &'static str {
         "ERR_ACPX_UNVERIFIED_MODULE" => return "diagnostic_unverified_module",
         "ETIMEDOUT" => return "diagnostic_timed_out",
         "acpx_sidecar_command_failed" => return "diagnostic_uncoded_sidecar_failure",
-        "DIAGNOSTIC_ACPX_GUARDIAN_OWNERSHIP_TIMEOUT" => {
-            return "diagnostic_guardian_ownership_timeout"
-        }
-        "DIAGNOSTIC_ACPX_GUARDIAN_EXITED_BEFORE_OWNERSHIP" => {
-            return "diagnostic_guardian_exited_before_ownership"
-        }
-        "DIAGNOSTIC_ACPX_GUARDIAN_START_FAILED" => return "diagnostic_guardian_start_failed",
-        "DIAGNOSTIC_ACPX_GUARDIAN_OWNERSHIP_PIPE_MISSING" => {
-            return "diagnostic_guardian_ownership_pipe_missing"
-        }
-        "DIAGNOSTIC_ACPX_CREDENTIAL_OWNERSHIP_LOST" => {
-            return "diagnostic_credential_ownership_lost"
-        }
-        "DIAGNOSTIC_ACPX_CREDENTIAL_OWNER_INVALID" => return "diagnostic_credential_owner_invalid",
-        "DIAGNOSTIC_ACPX_PROVIDER_EXIT_PROOF_MISSING" => {
-            return "diagnostic_provider_exit_proof_missing"
-        }
         "ACPX_RUNTIME_ADMISSION_VERIFICATION_TIMEOUT" => {
             return "runtime_admission_verification_timeout"
         }
diff --git a/packages/paperclip-runner/src/cli/acpx-sidecar-input.ts b/packages/paperclip-runner/src/cli/acpx-sidecar-input.ts
index 1d9a4ef4463..9f508bb2898 100644
--- a/packages/paperclip-runner/src/cli/acpx-sidecar-input.ts
+++ b/packages/paperclip-runner/src/cli/acpx-sidecar-input.ts
@@ -78,8 +78,6 @@ function directAcpxSidecarErrorCode(error: Error): string | null {
       ? detailCode
       : (outputCode ?? detailCode);
   if (code === null) {
-    const guardianDiagnostic = diagnosticGuardianErrorCode(error.message);
-    if (guardianDiagnostic !== null) return guardianDiagnostic;
     return error.name === "AcpxSessionHandshakeTimeoutError" ||
       error.message === "ACPX session handshake exceeded its admission deadline"
       ? "ACPX_SESSION_HANDSHAKE_TIMEOUT"
@@ -122,36 +120,6 @@ function directAcpxSidecarErrorCode(error: Error): string | null {
   return "AGENT_STARTUP_FAILED.OTHER";
 }
 
-function diagnosticGuardianErrorCode(message: string): string | null {
-  if (message === "ACPX provider lifetime guardian ownership timed out") {
-    return "DIAGNOSTIC_ACPX_GUARDIAN_OWNERSHIP_TIMEOUT";
-  }
-  if (
-    message ===
-    "ACPX provider lifetime guardian exited before ownership transfer"
-  ) {
-    return "DIAGNOSTIC_ACPX_GUARDIAN_EXITED_BEFORE_OWNERSHIP";
-  }
-  if (message === "ACPX provider lifetime guardian failed to start") {
-    return "DIAGNOSTIC_ACPX_GUARDIAN_START_FAILED";
-  }
-  if (
-    message === "ACPX provider lifetime guardian omitted its ownership pipe"
-  ) {
-    return "DIAGNOSTIC_ACPX_GUARDIAN_OWNERSHIP_PIPE_MISSING";
-  }
-  if (message === "Managed Codex credential ownership was lost") {
-    return "DIAGNOSTIC_ACPX_CREDENTIAL_OWNERSHIP_LOST";
-  }
-  if (message === "Managed Codex credential lifetime owner is invalid") {
-    return "DIAGNOSTIC_ACPX_CREDENTIAL_OWNER_INVALID";
-  }
-  if (message === "ACPX provider exit proof is unavailable") {
-    return "DIAGNOSTIC_ACPX_PROVIDER_EXIT_PROOF_MISSING";
-  }
-  return null;
-}
-
 const GENERIC_ACPX_OUTPUT_CODES = new Set([
   "NO_SESSION",
   "TIMEOUT",
@@ -193,12 +161,5 @@ const STABLE_ACPX_SIDECAR_CODES = new Set([
   "ACPX_SESSION_ENSURE_TYPE_ERROR",
   "ACPX_SESSION_HANDSHAKE_TIMEOUT",
   "ACPX_SIDECAR_STATUS_READ_TIMEOUT",
-  "DIAGNOSTIC_ACPX_CREDENTIAL_OWNER_INVALID",
-  "DIAGNOSTIC_ACPX_CREDENTIAL_OWNERSHIP_LOST",
-  "DIAGNOSTIC_ACPX_GUARDIAN_EXITED_BEFORE_OWNERSHIP",
-  "DIAGNOSTIC_ACPX_GUARDIAN_OWNERSHIP_PIPE_MISSING",
-  "DIAGNOSTIC_ACPX_GUARDIAN_OWNERSHIP_TIMEOUT",
-  "DIAGNOSTIC_ACPX_GUARDIAN_START_FAILED",
-  "DIAGNOSTIC_ACPX_PROVIDER_EXIT_PROOF_MISSING",
   ...GENERIC_ACPX_OUTPUT_CODES,
 ]);