{"id":"https://openalex.org/W7166658281","doi":"https://doi.org/10.48550/arxiv.2606.29088","title":"Diff-Based Code Corruption using LLMs for Large-Scale Bugfix Benchmarking","display_name":"Diff-Based Code Corruption using LLMs for Large-Scale Bugfix Benchmarking","publication_year":2026,"publication_date":"2026-06-27","ids":{"openalex":"https://openalex.org/W7166658281","doi":"https://doi.org/10.48550/arxiv.2606.29088"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2606.29088","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.29088","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2606.29088","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5065193980","display_name":"Bal\u00e1zs Szalontai","orcid":"https://orcid.org/0000-0002-0458-2576"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Szalontai, Bal\u00e1zs","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5133467160","display_name":"\u00c1bel Szauter","orcid":"https://orcid.org/0009-0006-7190-7998"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Szauter, \u00c1bel","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5117754445","display_name":"Bal\u00e1zs M\u00e1rton","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M\u00e1rton, Bal\u00e1zs","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5139679300","display_name":"P\u00e9ter Verebics","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Verebics, P\u00e9ter","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5139659471","display_name":"Bal\u00e1zs Pint\u00e9r","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Pint\u00e9r, Bal\u00e1zs","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5066115803","display_name":"Tibor Gregorics","orcid":"https://orcid.org/0000-0002-9503-9623"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Gregorics, Tibor","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10743","display_name":"Software Testing and Debugging Techniques","score":0.7494999766349792,"subfield":{"id":"https://openalex.org/subfields/1712","display_name":"Software"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10743","display_name":"Software Testing and Debugging Techniques","score":0.7494999766349792,"subfield":{"id":"https://openalex.org/subfields/1712","display_name":"Software"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10260","display_name":"Software Engineering Research","score":0.1525000035762787,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11424","display_name":"Security and Verification in Computing","score":0.01080000028014183,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/benchmarking","display_name":"Benchmarking","score":0.8188999891281128},{"id":"https://openalex.org/keywords/benchmark","display_name":"Benchmark (surveying)","score":0.7773000001907349},{"id":"https://openalex.org/keywords/python","display_name":"Python (programming language)","score":0.6186000108718872},{"id":"https://openalex.org/keywords/code","display_name":"Code (set theory)","score":0.4296000003814697},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.3727000057697296},{"id":"https://openalex.org/keywords/baseline","display_name":"Baseline (sea)","score":0.3334999978542328}],"concepts":[{"id":"https://openalex.org/C86251818","wikidata":"https://www.wikidata.org/wiki/Q816754","display_name":"Benchmarking","level":2,"score":0.8188999891281128},{"id":"https://openalex.org/C185798385","wikidata":"https://www.wikidata.org/wiki/Q1161707","display_name":"Benchmark (surveying)","level":2,"score":0.7773000001907349},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7132999897003174},{"id":"https://openalex.org/C519991488","wikidata":"https://www.wikidata.org/wiki/Q28865","display_name":"Python (programming language)","level":2,"score":0.6186000108718872},{"id":"https://openalex.org/C2776760102","wikidata":"https://www.wikidata.org/wiki/Q5139990","display_name":"Code (set theory)","level":3,"score":0.4296000003814697},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.3727000057697296},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.3546999990940094},{"id":"https://openalex.org/C115903868","wikidata":"https://www.wikidata.org/wiki/Q80993","display_name":"Software engineering","level":1,"score":0.3407999873161316},{"id":"https://openalex.org/C12725497","wikidata":"https://www.wikidata.org/wiki/Q810247","display_name":"Baseline (sea)","level":2,"score":0.3334999978542328},{"id":"https://openalex.org/C179518139","wikidata":"https://www.wikidata.org/wiki/Q5140297","display_name":"Coding (social sciences)","level":2,"score":0.321399986743927},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.3084000051021576},{"id":"https://openalex.org/C114289077","wikidata":"https://www.wikidata.org/wiki/Q3284399","display_name":"Statistical model","level":2,"score":0.2978000044822693},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.2955999970436096},{"id":"https://openalex.org/C2776214188","wikidata":"https://www.wikidata.org/wiki/Q408386","display_name":"Inference","level":2,"score":0.27790001034736633},{"id":"https://openalex.org/C1009929","wikidata":"https://www.wikidata.org/wiki/Q179550","display_name":"Software bug","level":3,"score":0.27410000562667847},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2612000107765198},{"id":"https://openalex.org/C43126263","wikidata":"https://www.wikidata.org/wiki/Q128751","display_name":"Source code","level":2,"score":0.2567000091075897}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2606.29088","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.29088","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2606.29088","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2606.29088","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/16","score":0.8095829486846924,"display_name":"Peace, Justice and strong institutions"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"There":[0],"are":[1,24,33,167],"various":[2],"benchmarks":[3,15],"to":[4,36,53,100,115],"evaluate":[5],"bugfixing":[6,21,69],"capabilities":[7],"of":[8,45,58,104],"Large":[9,82],"Language":[10,83],"Models.":[11],"However,":[12],"most":[13],"widespread":[14],"do":[16],"not":[17],"fully":[18],"reflect":[19],"real-world":[20],"practices.":[22],"They":[23],"small,":[25],"weakening":[26],"statistical":[27],"reliability,":[28],"and":[29,127,145,160],"the":[30,117],"buggy":[31,73],"programs":[32,75],"often":[34],"similar":[35],"one":[37],"another,":[38],"potentially":[39],"distorting":[40],"evaluation":[41],"results.":[42],"The":[43,158],"range":[44,57],"bug":[46,165],"types":[47],"can":[48],"also":[49],"be":[50],"narrow,":[51],"failing":[52,114],"capture":[54],"a":[55,67,81],"representative":[56],"bugs.":[59],"To":[60],"address":[61],"these":[62],"issues,":[63],"we":[64,97],"introduce":[65],"MegaBugFix,":[66],"large-scale":[68],"benchmark":[70,140,159],"containing":[71],"12,629":[72],"Python":[74],"synthesized":[76],"from":[77],"correct":[78],"ones":[79],"by":[80],"Model.":[84],"Bug":[85],"injections":[86],"were":[87,98],"generated":[88],"as":[89],"diffs":[90],"representing":[91],"code":[92],"changes.":[93],"Through":[94],"this":[95],"approach,":[96],"able":[99],"avoid":[101],"common":[102],"pitfalls":[103],"LLM-based":[105],"mutation":[106],"techniques":[107],"like":[108],"injecting":[109],"overly":[110],"simplistic":[111],"bugs":[112,144],"or":[113],"modify":[116],"input":[118],"program.":[119],"We":[120],"evaluated":[121],"13":[122],"open-weight":[123],"models":[124],"on":[125,134,155],"MegaBugFix":[126],"baseline":[128],"benchmarks,":[129],"finding":[130],"consistently":[131],"lower":[132],"performance":[133],"MegaBugFix.":[135],"This":[136],"reveals":[137],"that":[138,149],"our":[139],"presents":[141],"more":[142],"challenging":[143],"exposes":[146],"model":[147,162],"failures":[148],"may":[150],"remain":[151],"hidden":[152],"when":[153],"evaluating":[154],"existing":[156],"benchmarks.":[157],"fine-tuned":[161],"used":[163],"for":[164],"injection":[166],"available":[168],"at":[169],"hf.co/collections/szalontaib/megabugfix.":[170]},"counts_by_year":[],"updated_date":"2026-07-28T07:46:37.118299","created_date":"2026-07-01T00:00:00"}