Defects4J

Defects4J is a collection of reproducible bugs and a supporting infrastructure with the goal of advancing software engineering research.

Defects4J contains 835 bugs (plus 29 deprecated bugs) from the following open-source projects:

| Identifier | Project name | Number of active bugs | Active bug ids | Deprecated bug ids (*) | |-----------------|----------------------------|----------------------:|---------------------|-------------------------| | Chart | jfreechart | 26 | 1-26 | None | | Cli | commons-cli | 39 | 1-5,7-40 | 6 | | Closure | closure-compiler | 174 | 1-62,64-92,94-176 | 63,93 | | Codec | commons-codec | 18 | 1-18 | None | | Collections | commons-collections | 4 | 25-28 | 1-24 | | Compress | commons-compress | 47 | 1-47 | None | | Csv | commons-csv | 16 | 1-16 | None | | Gson | gson | 18 | 1-18 | None | | JacksonCore | jackson-core | 26 | 1-26 | None | | JacksonDatabind | jackson-databind | 112 | 1-112 | None | | JacksonXml | jackson-dataformat-xml | 6 | 1-6 | None | | Jsoup | jsoup | 93 | 1-93 | None | | JxPath | commons-jxpath | 22 | 1-22 | None | | Lang | commons-lang | 64 | 1,3-65 | 2 | | Math | commons-math | 106 | 1-106 | None | | Mockito | mockito | 38 | 1-38 | None | | Time | joda-time | 26 | 1-20,22-27 | 21 |