[antlir2][debuginfo] add more debugging output for other objcopy calls

Summary:
I thought just the buildid one failed, but the others have some transient
errors too, so add the same output logic to those too

Test Plan:
```
❯ buck2 test fbcode//mode/opt fbcode//antlir/antlir2/features/install/...
Buck UI: https://www.internalfb.com/buck2/36e4a78e-416d-4262-8690-49fb6c9c24c7
Test UI: https://www.internalfb.com/intern/testinfra/testrun/3377699957658696
Network: Up: 80KiB  Down: 569MiB  (reSessionID-6c8996eb-a873-45b3-bbdb-6e06cb20e344)
Jobs completed: 264679. Time elapsed: 1:29.3s.
Cache hits: 97%. Commands: 2777 (cached: 2699, remote: 0, local: 78). Fallback: 3/78
Tests finished: Pass 37. Fail 0. Fatal 0. Skip 0. Build failure 0
```

Reviewed By: naveedgol

Differential Revision: D59113714

fbshipit-source-id: 94b2745c47a500300aafbcd1e4eaeb89be8e838b

antlir/antlir2/bzl/debuginfo.bzl

@@ -77,18 +77,24 @@ if not is_elf:
     sys.exit(0)
 
 # Save debug symbols to a separate debuginfo file
-subprocess.run(
+proc = subprocess.run(
     [
         args.objcopy,
         "--only-keep-debug",
         args.binary,
         args.debuginfo,
     ],
-    check=True,
+    capture_output=True,
 )
+if proc.returncode != 0:
+    raise RuntimeError("Failed to extract debug symbols for {}:\\n{}\\n{}".format(
+        args.binary,
+        proc.stdout.decode("utf-8", errors = "surrogateescape"),
+        proc.stderr.decode("utf-8", errors = "surrogateescape"),
+    ))
 
 # Remove the debug symbols from the stripped binary
-subprocess.run(
+proc = subprocess.run(
     [
         args.objcopy,
         "--strip-debug",
@@ -97,8 +103,14 @@ subprocess.run(
         args.binary,
         args.stripped,
     ],
-    check=True,
+    capture_output=True,
 )
+if proc.returncode != 0:
+    raise RuntimeError("Failed to extract debug symbols for {}:\\n{}\\n{}".format(
+        args.binary,
+        proc.stdout.decode("utf-8", errors = "surrogateescape"),
+        proc.stderr.decode("utf-8", errors = "surrogateescape"),
+    ))
 
 # Find the BuildID of the binary. This determines where it should go for gdb to
 # look it up under /usr/lib/debug