Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
62	110	dask.utils.key_split	call site: 00110	dask.utils.key_split
18	85	dask.optimization.fuse	call site: 00085	dask.core.subs
10	248	dask.optimization.default_fused_keys_renamer._enforce_max_key_limit	call site: 00248	dask.utils.key_split
6	22	dask.optimization.fuse	call site: 00022	dask.core.flatten
6	56	dask.optimization.fuse	call site: 00056	.len
4	287	dask.optimization.default_fused_linear_keys_renamer	call site: 00287	dask.utils.key_split
3	40	dask.core.keys_in_tasks	call site: 00040	work.extend
3	49	dask.core.keys_in_tasks	call site: 00049	dask.core.get_dependencies
3	235	dask.utils.key_split	call site: 00235	word.isalpha
3	260	dask.optimization.fuse_linear	call site: 00260	dask.core.flatten
2	33	dask.optimization.fuse	call site: 00033	dask.config.get
2	75	dask.core.subs	call site: 00075	dask.core.subs

Fuzzer calltree


         ...fuzz_fuse.TestOneInput

[function] [call site] 00000


           <builtin>.len

[function] [call site] 00001


           atheris.FuzzedDataProvider

[function] [call site] 00002


           ...fuzz_fuse.get_fuse_dict

[function] [call site] 00003


             atheris.FuzzedDataProvider

[function] [call site] 00004


             <builtin>.dict

[function] [call site] 00005


             fdp.ConsumeIntInRange

[function] [call site] 00006


             <builtin>.list

[function] [call site] 00007


             previous_keys.append

[function] [call site] 00008


             <builtin>.range

[function] [call site] 00009


             <builtin>.str

[function] [call site] 00010


             fdp.ConsumeIntInRange

[function] [call site] 00011


             <builtin>.len

[function] [call site] 00012


             fdp.ConsumeIntInRange

[function] [call site] 00013


             previous_keys.append

[function] [call site] 00014


           <builtin>.len

[function] [call site] 00015


           fdp.ConsumeBool

[function] [call site] 00016


           dask.optimization.fuse

[function] [call site] 00017


             dask.config.get

[function] [call site] 00018


               dask.config.canonical_name

[function] [call site] 00019


                 k.replace

[function] [call site] 00020


                 k.replace

[function] [call site] 00021


             <builtin>.isinstance

[function] [call site] 00022


             <builtin>.isinstance

[function] [call site] 00023


             dask.core.flatten

[function] [call site] 00024


               <builtin>.isinstance

[function] [call site] 00025


               <builtin>.isinstance

[function] [call site] 00026


               dask.core.flatten

[function] [call site] 00027


             <builtin>.set

[function] [call site] 00028


             dask.config.get

[function] [call site] 00029


             dask.config.get

[function] [call site] 00030


             dask.config.get

[function] [call site] 00031


             dask.config.get

[function] [call site] 00032


             math.log

[function] [call site] 00033


             dask.config.get

[function] [call site] 00034


             <builtin>.callable

[function] [call site] 00035


             dask.core.get_dependencies

[function] [call site] 00036


               dask.core.keys_in_tasks

[function] [call site] 00037


                 <builtin>.type

[function] [call site] 00038


                 <builtin>.callable

[function] [call site] 00039


                 work.extend

[function] [call site] 00040


                 work.extend

[function] [call site] 00041


                 w.values

[function] [call site] 00042


                 work.extend

[function] [call site] 00043


                 <builtin>.isinstance

[function] [call site] 00044


                 work.extend

[function] [call site] 00045


                 <builtin>.isinstance

[function] [call site] 00046


                 work.append

[function] [call site] 00047


                 ret.append

[function] [call site] 00048


                 <builtin>.set

[function] [call site] 00049


             <builtin>.isinstance

[function] [call site] 00050


             dask.core.get_dependencies

[function] [call site] 00051


             dependencies.items

[function] [call site] 00052


             deps.items

[function] [call site] 00053


             <builtin>.set

[function] [call site] 00054


             <builtin>.set

[function] [call site] 00055


             rdeps.items

[function] [call site] 00056


             <builtin>.len

[function] [call site] 00057


             <builtin>.isinstance

[function] [call site] 00058


             <builtin>.type

[function] [call site] 00059


             <builtin>.isinstance

[function] [call site] 00060


             <builtin>.isinstance

[function] [call site] 00061


             <builtin>.any

[function] [call site] 00062


             reducible.add

[function] [call site] 00063


             <builtin>.set

[function] [call site] 00064


             <builtin>.len

[function] [call site] 00065


             rdeps.values

[function] [call site] 00066


             <builtin>.all

[function] [call site] 00067


             dsk.copy

[function] [call site] 00068


             <builtin>.len

[function] [call site] 00069


             <builtin>.len

[function] [call site] 00070


             <builtin>.len

[function] [call site] 00071


             <builtin>.isinstance

[function] [call site] 00072


             dask.core.subs

[function] [call site] 00073


               <builtin>.type

[function] [call site] 00074


               <builtin>.callable

[function] [call site] 00075


               <builtin>.type

[function] [call site] 00076


               dask.core.subs

[function] [call site] 00077


               <builtin>.type

[function] [call site] 00078


               <builtin>.callable

[function] [call site] 00079


               dask.core.subs

[function] [call site] 00080


               dask.core.subs

[function] [call site] 00081


               newargs.append

[function] [call site] 00082


               <builtin>.tuple

[function] [call site] 00083


             deps_parent.remove

[function] [call site] 00084


             child_keys.append

[function] [call site] 00085


             <builtin>.int

[function] [call site] 00086


             <builtin>.int

[function] [call site] 00087


             <builtin>.set

[function] [call site] 00088


             <builtin>.len

[function] [call site] 00089


             <builtin>.len

[function] [call site] 00090


             <builtin>.len

[function] [call site] 00091


             <builtin>.min

[function] [call site] 00092


             <builtin>.max

[function] [call site] 00093


             <builtin>.len

[function] [call site] 00094


             <builtin>.isinstance

[function] [call site] 00095


             <builtin>.any

[function] [call site] 00096


             <builtin>.isinstance

[function] [call site] 00097


             <builtin>.set

[function] [call site] 00098


             dask.core.subs

[function] [call site] 00099


             child_keys.extend

[function] [call site] 00100


             child_keys.append

[function] [call site] 00101


             <builtin>.int

[function] [call site] 00102


             <builtin>.int

[function] [call site] 00103


             fused_trees.items

[function] [call site] 00104


             dask.optimization.default_fused_keys_renamer

[function] [call site] 00105


               <builtin>.reversed

[function] [call site] 00106


               <builtin>.next

[function] [call site] 00107


               <builtin>.type

[function] [call site] 00108


               dask.utils.key_split

[function] [call site] 00109


                 <builtin>.type

[function] [call site] 00110


                 distributed.shuffle.rechunk_p2p.data.name.decode

[function] [call site] 00111


                 tlz.merge.decode

[function] [call site] 00112


                 distributed.shuffle.rechunk_p2p.size.T.name.decode

[function] [call site] 00113


                 scipy.stats.distributions.chi2.sf._key.decode

[function] [call site] 00114


                 collections.namedtuple.key._key.decode

[function] [call site] 00115


                 pandas.to_numeric._key.decode

[function] [call site] 00116


                 numpy.nan.data.T.name.decode

[function] [call site] 00117


                 functools.partial._key.decode

[function] [call site] 00118


                 numpy.linalg.svd.name.decode

[function] [call site] 00119


                 functools.partial.name.key.decode

[function] [call site] 00120


                 scipy.stats.distributions.chi2.sf.name.key.decode

[function] [call site] 00121


                 functools.partial.key.name._key.decode

[function] [call site] 00122


                 fsspec.core.OpenFile.key.decode

[function] [call site] 00123


                 tlz.concat.name.decode

[function] [call site] 00124


                 functools.partial.key._key.decode

[function] [call site] 00125


                 distributed.shuffle.rechunk_p2p.size.data.name.decode

[function] [call site] 00126


                 distributed.shuffle.rechunk_p2p.T.name.decode

[function] [call site] 00127


                 tlz.concat.key.decode

[function] [call site] 00128


                 numpy.linalg.svd._key.decode

[function] [call site] 00129


                 tlz.concat.name._key.decode

[function] [call site] 00130


                 scipy.stats.distributions.chi2.sf.name.decode

[function] [call site] 00131


                 numpy.linalg.svd.decode

[function] [call site] 00132


                 functools.partial.name._key.decode

[function] [call site] 00133


                 tlz.concat.decode

[function] [call site] 00134


                 tlz.concat.key.name.decode

[function] [call site] 00135


                 functools.partial.name.decode

[function] [call site] 00136


                 collections.namedtuple.dask.decode

[function] [call site] 00137


                 numpy.linalg.svd.name.key.decode

[function] [call site] 00138


                 distributed.shuffle.rechunk_p2p.T.data.name.decode

[function] [call site] 00139


                 distributed.shuffle.rechunk_p2p.size.T.data.name.decode

[function] [call site] 00140


                 collections.namedtuple.key.decode

[function] [call site] 00141


                 collections.namedtuple._key.decode

[function] [call site] 00142


                 numpy.linalg.svd.key.decode

[function] [call site] 00143


                 scipy.stats.distributions.chi2.sf.key.decode

[function] [call site] 00144


                 fsspec.core.OpenFile.decode

[function] [call site] 00145


                 distributed.shuffle.rechunk_p2p.data.T.name.decode

[function] [call site] 00146


                 collections.namedtuple.decode

[function] [call site] 00147


                 pandas.to_numeric.decode

[function] [call site] 00148


                 distributed.shuffle.rechunk_p2p.size.name.decode

[function] [call site] 00149


                 pandas.to_numeric.key.decode

[function] [call site] 00150


                 functools.partial.key.name.decode

[function] [call site] 00151


                 numpy.nan.data.name.decode

[function] [call site] 00152


                 tlz.concat.name.key.decode

[function] [call site] 00153


                 numpy.nan.T.data.name.decode

[function] [call site] 00154


                 distributed.shuffle.rechunk_p2p.size.data.T.name.decode

[function] [call site] 00155


                 scipy.stats.distributions.chi2.sf.decode

[function] [call site] 00156


                 numpy.nan.T.name.decode

[function] [call site] 00157


                 tlz.concat.dask.decode

[function] [call site] 00158


                 tlz.concat.key._key.decode

[function] [call site] 00159


                 pandas.to_numeric.name._key.decode

[function] [call site] 00160


                 scipy.stats.distributions.chi2.sf.name._key.decode

[function] [call site] 00161


                 distributed.shuffle.rechunk_p2p.name.decode

[function] [call site] 00162


                 functools.partial.decode

[function] [call site] 00163


                 functools.partial.dask.decode

[function] [call site] 00164


                 pandas.to_numeric.name.decode

[function] [call site] 00165


                 functools.partial.key.decode

[function] [call site] 00166


                 pandas.to_numeric.name.key.decode

[function] [call site] 00167


                 tlz.concat.key.name._key.decode

[function] [call site] 00168


                 tlz.concat._key.decode

[function] [call site] 00169


                 numpy.nan.name.decode

[function] [call site] 00170


                 numpy.linalg.svd.name._key.decode

[function] [call site] 00171


                 dask.utils.key_split

[function] [call site] 00172


                 <builtin>.type

[function] [call site] 00173


                 dask.utils.key_split

[function] [call site] 00174


                 distributed.shuffle.rechunk_p2p.T.data.name.split

[function] [call site] 00175


                 distributed.shuffle.rechunk_p2p.size.data.T.name.split

[function] [call site] 00176


                 tlz.concat.dask.split

[function] [call site] 00177


                 pandas.to_numeric.key.split

[function] [call site] 00178


                 collections.namedtuple.key.split

[function] [call site] 00179


                 distributed.shuffle.rechunk_p2p.size.T.name.split

[function] [call site] 00180


                 functools.partial._key.split

[function] [call site] 00181


                 pandas.to_numeric._key.split

[function] [call site] 00182


                 numpy.linalg.svd.name.key.split

[function] [call site] 00183


                 functools.partial.split

[function] [call site] 00184


                 scipy.stats.distributions.chi2.sf.name.split

[function] [call site] 00185


                 pandas.to_numeric.name.key.split

[function] [call site] 00186


                 numpy.linalg.svd.key.split

[function] [call site] 00187


                 functools.partial.key.name._key.split

[function] [call site] 00188


                 fsspec.core.OpenFile.key.split

[function] [call site] 00189


                 tlz.concat.name.split

[function] [call site] 00190


                 distributed.shuffle.rechunk_p2p.T.name.split

[function] [call site] 00191


                 scipy.stats.distributions.chi2.sf._key.split

[function] [call site] 00192


                 numpy.nan.T.data.name.split

[function] [call site] 00193


                 numpy.linalg.svd._key.split

[function] [call site] 00194


                 tlz.concat._key.split

[function] [call site] 00195


                 distributed.shuffle.rechunk_p2p.size.T.data.name.split

[function] [call site] 00196


                 scipy.stats.distributions.chi2.sf.key.split

[function] [call site] 00197


                 scipy.stats.distributions.chi2.sf.name._key.split

[function] [call site] 00198


                 distributed.shuffle.rechunk_p2p.name.split

[function] [call site] 00199


                 tlz.concat.name._key.split

[function] [call site] 00200


                 scipy.stats.distributions.chi2.sf.split

[function] [call site] 00201


                 distributed.shuffle.rechunk_p2p.size.name.split

[function] [call site] 00202


                 numpy.linalg.svd.split

[function] [call site] 00203


                 distributed.shuffle.rechunk_p2p.data.T.name.split

[function] [call site] 00204


                 functools.partial.name.split

[function] [call site] 00205


                 pandas.to_numeric.name.split

[function] [call site] 00206


                 tlz.concat.name.key.split

[function] [call site] 00207


                 distributed.shuffle.rechunk_p2p.data.name.split

[function] [call site] 00208


                 functools.partial.key.split

[function] [call site] 00209


                 collections.namedtuple.split

[function] [call site] 00210


                 functools.partial.key.name.split

[function] [call site] 00211


                 numpy.nan.T.name.split

[function] [call site] 00212


                 tlz.concat.key.name._key.split

[function] [call site] 00213


                 numpy.nan.name.split

[function] [call site] 00214


                 pandas.to_numeric.name._key.split

[function] [call site] 00215


                 tlz.concat.key.split

[function] [call site] 00216


                 distributed.shuffle.rechunk_p2p.size.data.name.split

[function] [call site] 00217


                 tlz.concat.split

[function] [call site] 00218


                 tlz.concat.key._key.split

[function] [call site] 00219


                 collections.namedtuple.dask.split

[function] [call site] 00220


                 numpy.nan.data.name.split

[function] [call site] 00221


                 collections.namedtuple.key._key.split

[function] [call site] 00222


                 fsspec.core.OpenFile.split

[function] [call site] 00223


                 functools.partial.name.key.split

[function] [call site] 00224


                 functools.partial.name._key.split

[function] [call site] 00225


                 functools.partial.key._key.split

[function] [call site] 00226


                 pandas.to_numeric.split

[function] [call site] 00227


                 collections.namedtuple._key.split

[function] [call site] 00228


                 numpy.nan.data.T.name.split

[function] [call site] 00229


                 tlz.concat.key.name.split

[function] [call site] 00230


                 scipy.stats.distributions.chi2.sf.name.key.split

[function] [call site] 00231


                 tlz.merge.split

[function] [call site] 00232


                 numpy.linalg.svd.name._key.split

[function] [call site] 00233


                 numpy.linalg.svd.name.split

[function] [call site] 00234


                 functools.partial.dask.split

[function] [call site] 00235


                 word.isalpha

[function] [call site] 00236


                 <builtin>.len

[function] [call site] 00237


                 hex_pattern.match

[function] [call site] 00238


                 <builtin>.len

[function] [call site] 00239


                 re.match

[function] [call site] 00240


                 result.strip

[function] [call site] 00241


                 sys.intern

[function] [call site] 00242


               dask.utils.key_split

[function] [call site] 00243


               names.discard

[function] [call site] 00244


               <builtin>.sorted

[function] [call site] 00245


               names.append

[function] [call site] 00246


               dask.optimization.default_fused_keys_renamer._enforce_max_key_limit

[function] [call site] 00247


                 <builtin>.len

[function] [call site] 00248


                 <builtin>.hash

[function] [call site] 00249


               <builtin>.len

[function] [call site] 00250


               <builtin>.isinstance

[function] [call site] 00251


               dask.utils.key_split

[function] [call site] 00252


               dask.utils.key_split

[function] [call site] 00253


               names.discard

[function] [call site] 00254


               <builtin>.sorted

[function] [call site] 00255


               names.append

[function] [call site] 00256


               dask.optimization.default_fused_keys_renamer._enforce_max_key_limit

[function] [call site] 00257


           fdp.ConsumeBool

[function] [call site] 00258


           dask.optimization.fuse_linear

[function] [call site] 00259


             <builtin>.isinstance

[function] [call site] 00260


             <builtin>.isinstance

[function] [call site] 00261


             dask.core.flatten

[function] [call site] 00262


             <builtin>.set

[function] [call site] 00263


             dask.core.get_dependencies

[function] [call site] 00264


             <builtin>.set

[function] [call site] 00265


             <builtin>.len

[function] [call site] 00266


             unfusible.add

[function] [call site] 00267


             unfusible.add

[function] [call site] 00268


             unfusible.add

[function] [call site] 00269


             child2parent.items

[function] [call site] 00270


             <builtin>.map

[function] [call site] 00271


             <builtin>.dict

[function] [call site] 00272


             child2parent.popitem

[function] [call site] 00273


             child2parent.pop

[function] [call site] 00274


             chain.append

[function] [call site] 00275


             chain.reverse

[function] [call site] 00276


             parent2child.pop

[function] [call site] 00277


             chain.append

[function] [call site] 00278


             chains.append

[function] [call site] 00279


             <builtin>.set

[function] [call site] 00280


             dependencies.items

[function] [call site] 00281


             <builtin>.set

[function] [call site] 00282


             <builtin>.set

[function] [call site] 00283


             dask.optimization.default_fused_linear_keys_renamer

[function] [call site] 00284


               <builtin>.type

[function] [call site] 00285


               dask.utils.key_split

[function] [call site] 00286


               names.append

[function] [call site] 00287


               <builtin>.len

[function] [call site] 00288


               <builtin>.isinstance

[function] [call site] 00289


               dask.utils.key_split

[function] [call site] 00290


               names.append

[function] [call site] 00291


             chain.pop

[function] [call site] 00292


             chain.pop

[function] [call site] 00293


             dependencies.pop

[function] [call site] 00294


             dask.core.subs

[function] [call site] 00295


             fused.add

[function] [call site] 00296


             fused.add

[function] [call site] 00297


             aliases.add

[function] [call site] 00298


             dsk.items

[function] [call site] 00299


             dependencies.items

[function] [call site] 00300


             deps.remove

[function] [call site] 00301


             deps.add

[function] [call site] 00302


             dask.core.subs

[function] [call site] 00303


           fdp.ConsumeBool

[function] [call site] 00304