#20866 Can't export virtualenv Issue created by mbmccoy Describe the bug Running

pants export --resolve=python-default

fails. I have successfully exported in the past. Here's the output of the command: ``` pants export --resolve=python-default 230924.39 [INFO] Completed: Build pex for resolve

python-default

230925.03 [INFO] Completed: Get interpreter version 230925.03 [WARN] Making attempt 1 to backtrack and retry `Build pex for resolve `python-default``, due to missing digest Digest { hash: Fingerprint<881410bc1c796b11771b6aea7687b274d13ea45391023a3e4ff1a62110df6a72>, size_bytes: 3773 }. 230925.03 [INFO] Dirtying @rule(pants.engine.process.fallible_to_exec_result_or_raise()) 230925.03 [INFO] Dirtying @rule(pants.backend.python.util_rules.pex.build_pex(python-default.pex)) 230925.03 [INFO] Dirtying @rule(pants.backend.python.util_rules.pex.create_pex(python-default.pex)) 230925.03 [INFO] Dirtying @rule(pants.backend.python.goals.export.do_export()) 230925.03 [INFO] Dirtying @rule(pants.backend.python.goals.export.export_virtualenv_for_resolve()) 230925.03 [INFO] Dirtying @rule(pants.backend.python.goals.export.export_virtualenvs()) 230925.03 [INFO] Dirtying @rule(pants.core.goals.export.export()) 230925.03 [INFO] Dirtying @rule(pants.core.goals.export.export()) 230925.03 [INFO] Dirtying @rule(pants.core.goals.export.export()) 230925.03 [INFO] Dirtying @rule(pants.core.goals.export.export()) 230925.03 [INFO] Dirtying Export 230925.03 [INFO] Dirtying Export 230925.03 [INFO] Dirtying Export 230925.03 [INFO] Dirtying Export 230925.03 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 230928.67 [INFO] Completed: Get interpreter version 230928.67 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 230929.89 [INFO] Completed: Get interpreter version 230929.89 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 230931.27 [INFO] Completed: Get interpreter version 230931.27 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 230931.78 [INFO] Completed: Get interpreter version 230931.78 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 230932.30 [INFO] Completed: Get interpreter version 230932.30 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 230932.81 [INFO] Completed: Get interpreter version 230932.82 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 230933.33 [INFO] Completed: Get interpreter version 230933.33 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 230933.85 [INFO] Completed: Get interpreter version 230933.85 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 230934.37 [INFO] Completed: Get interpreter version 230934.37 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 230935.06 [INFO] Completed: Get interpreter version 230935.06 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231024.40 [INFO] Completed: Get interpreter version 231024.40 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231024.91 [INFO] Completed: Get interpreter version 231024.91 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231025.42 [INFO] Completed: Get interpreter version 231025.42 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231025.93 [INFO] Completed: Get interpreter version 231025.93 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231026.43 [INFO] Completed: Get interpreter version 231026.43 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231026.95 [INFO] Completed: Get interpreter version 231026.95 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231027.46 [INFO] Completed: Get interpreter version 231027.46 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231027.97 [INFO] Completed: Get interpreter version 231027.98 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231028.49 [INFO] Completed: Get interpreter version 231028.49 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231029.00 [INFO] Completed: Get interpreter version 231029.00 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231029.52 [INFO] Completed: Get interpreter version 231029.52 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231030.10 [INFO] Completed: Get interpreter version 231030.10 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231030.69 [INFO] Completed: Get interpreter version 231030.69 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231031.28 [INFO] Completed: Get interpreter version 231031.28 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231031.80 [INFO] Completed: Get interpreter version 231031.80 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231032.39 [INFO] Completed: Get interpreter version 231032.39 [INFO] Filesystem changed during run: retrying

Process(Get interpreter version)

in 500ms... 231032.47 [INFO] Completed: Build pex for resolve

python-default

231032.47 [INFO] On backtrack attempt 1 for `Build pex for resolve `python-default``, produced: [Digest { hash: Fingerprint<c8984b06034c61c542efddee6cb04a5a4fa2e92d05c8febf0d9df57d6d4902ea>, size_bytes: 420 }, Digest { hash: Fingerprint<8c285138aefb12d6744f263f82cdb65024465b2235c8665432bb2a4e591308f0>, size_bytes: 86 }, Digest { hash: Fingerprint<815bdc40105e2713d49b76f6d5730d660c89ec85a45538a91104b061942b90ca>, size_bytes: 3747 }, Digest { hash: Fingerprint<881410bc1c796b11771b6aea7687b274d13ea45391023a3e4ff1a62110df6a72>, size_bytes: 3773 }, Digest { hash: Fingerprint<acf689207f4962a466ed68375c3afd774cc5c7a74221da4a9c1191702a27a771>, size_bytes: 40049 }, Digest { hash: Fingerprint<20476809117e34ffeaeb0b300f20018976d520f0107b3e2e948bf4118f71093e>, size_bytes: 38980 }, Digest { hash: Fingerprint<80a2e7298ee471e033f2fe2ff8a518c792fe1870030fd21179c243432aa89f47>, size_bytes: 8453 }, Digest { hash: Fingerprint<bfaa9da50cfc90554d85983a65b219297c465b3465559666cbd45e2eb0373272>, size_bytes: 207313 }, Digest { hash: Fingerprint<9deb009b1c820ff0ca0a1098601122ff126d3848bba11582066b8a25945b219e>, size_bytes: 303762 }, Digest { hash: Fingerprint<7dd5949da55b15fa64c428e1243e61e129f08faa428425e2908fc57d85b7e667>, size_bytes: 10151 }, Digest { hash: Fingerprint<b8be82ada55c49333220cf202d6f119514ebf3f517a71bb3d1483dc0ef6516be>, size_bytes: 297093178 }, Digest { hash: Fingerprint<b29fdfb07c088a70229b83426dfced09042b80c000477a0af515476b65495646>, size_bytes: 79663 }, Digest { hash: Fingerprint<85084d952ad69cfa2ffb0f575ec83ea88a7f4958740d5c100360edcb3eb1ebbb>, size_bytes: 65605 }, Digest { hash: Fingerprint<967f7ce03f17477c61353fc6d44aa92c0feaa0fe53ded916e69bd79648d3fc4a>, size_bytes: 58322 }, Digest { hash: Fingerprint<3d8f4d7d31afdca529edfedfec2ec1a4d4e19ca2c91acdac31bc8a9cb0434592>, size_bytes: 11805 }, Digest { hash: Fingerprint<bfe3d69becbf0aca2ceed992b3d763493488b85d051cacf9b0060e98d9796569>, size_bytes: 14386 }, Digest { hash: Fingerprint<363e03b066d86c7b714855aa75f7381fdd1360397cbde2de0ec9f8889ec2e76… pantsbuild/pants