fuzz: rename test cases for brevity and meaning

Those long indentifiers make test output very wide, and they are ultimately
not very useful for humans to look at. Let's use some short string to identify
the test failure instead.

diff --git a/test/fuzz/fuzz-bus-message/crash-4f0211eb269e28db941961061494bfdbf3345e54 b/test/fuzz/fuzz-bus-message/crash-array
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-4f0211eb269e28db941961061494bfdbf3345e54
rename to test/fuzz/fuzz-bus-message/crash-array

diff --git a/test/fuzz/fuzz-bus-message/crash-37449529b1ad867f0c2671fa80aca5d7812a2b70 b/test/fuzz/fuzz-bus-message/crash-array-field-skip
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-37449529b1ad867f0c2671fa80aca5d7812a2b70
rename to test/fuzz/fuzz-bus-message/crash-array-field-skip

diff --git a/test/fuzz/fuzz-bus-message/crash-d8f3941c74219b4c03532c9b244d5ea539c61af5 b/test/fuzz/fuzz-bus-message/crash-array-offset
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-d8f3941c74219b4c03532c9b244d5ea539c61af5
rename to test/fuzz/fuzz-bus-message/crash-array-offset

diff --git a/test/fuzz/fuzz-bus-message/crash-29ed3c202e0ffade3cad42c8bbeb6cc68a21eb8e b/test/fuzz/fuzz-bus-message/crash-empty-string
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-29ed3c202e0ffade3cad42c8bbeb6cc68a21eb8e
rename to test/fuzz/fuzz-bus-message/crash-empty-string

diff --git a/test/fuzz/fuzz-bus-message/crash-26bba7182dedc8848939931d9fcefcb7922f2e56 b/test/fuzz/fuzz-bus-message/crash-empty-struct
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-26bba7182dedc8848939931d9fcefcb7922f2e56
rename to test/fuzz/fuzz-bus-message/crash-empty-struct

diff --git a/test/fuzz/fuzz-bus-message/crash-b88ad9ecf4aacf4a0caca5b5543953265367f084 b/test/fuzz/fuzz-bus-message/crash-mem-overread
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-b88ad9ecf4aacf4a0caca5b5543953265367f084
rename to test/fuzz/fuzz-bus-message/crash-mem-overread

diff --git a/test/fuzz/fuzz-bus-message/crash-32bf69483cbd4f2e6d46c25a2f92a472109aee45 b/test/fuzz/fuzz-bus-message/crash-nesting
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-32bf69483cbd4f2e6d46c25a2f92a472109aee45
rename to test/fuzz/fuzz-bus-message/crash-nesting

diff --git a/test/fuzz/fuzz-bus-message/crash-e1b811da5ca494e494b77c6bd8e1c2f2989425c5 b/test/fuzz/fuzz-bus-message/crash-offset-table
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-e1b811da5ca494e494b77c6bd8e1c2f2989425c5
rename to test/fuzz/fuzz-bus-message/crash-offset-table

diff --git a/test/fuzz/fuzz-bus-message/crash-4162a61a79e4c5a832ca5232212f75fa560a1f75 b/test/fuzz/fuzz-bus-message/crash-return-value
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-4162a61a79e4c5a832ca5232212f75fa560a1f75
rename to test/fuzz/fuzz-bus-message/crash-return-value

diff --git a/test/fuzz/fuzz-bus-message/crash-c1b37b4729b42c0c05b23cba4eed5d8102498a1e b/test/fuzz/fuzz-bus-message/crash-return-value-again
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-c1b37b4729b42c0c05b23cba4eed5d8102498a1e
rename to test/fuzz/fuzz-bus-message/crash-return-value-again

diff --git a/test/fuzz/fuzz-bus-message/crash-603dfd98252375ac7dbced53c2ec312671939a36 b/test/fuzz/fuzz-bus-message/crash-unsigned-wraparound
similarity index 100%
rename from test/fuzz/fuzz-bus-message/crash-603dfd98252375ac7dbced53c2ec312671939a36
rename to test/fuzz/fuzz-bus-message/crash-unsigned-wraparound

diff --git a/test/fuzz/fuzz-bus-message/leak-c09c0e2256d43bc5e2d02748c8d8760e7bc25d20 b/test/fuzz/fuzz-bus-message/leak-container-exit
similarity index 100%
rename from test/fuzz/fuzz-bus-message/leak-c09c0e2256d43bc5e2d02748c8d8760e7bc25d20
rename to test/fuzz/fuzz-bus-message/leak-container-exit

diff --git a/test/fuzz/fuzz-bus-message/timeout-08ee8f6446a4064db064e8e0b3d220147f7d0b5b b/test/fuzz/fuzz-bus-message/timeout-empty-struct
similarity index 100%
rename from test/fuzz/fuzz-bus-message/timeout-08ee8f6446a4064db064e8e0b3d220147f7d0b5b
rename to test/fuzz/fuzz-bus-message/timeout-empty-struct

diff --git a/test/fuzz/fuzz-dhcp-client/timeout-ed34161922c7075c4773f2ada3dee8685d220980 b/test/fuzz/fuzz-dhcp-client/timeout-lease_parse_routes
similarity index 100%
rename from test/fuzz/fuzz-dhcp-client/timeout-ed34161922c7075c4773f2ada3dee8685d220980
rename to test/fuzz/fuzz-dhcp-client/timeout-lease_parse_routes

diff --git a/test/fuzz/fuzz-dhcp6-client/crash-6e88fcb6b85c9436bcbe05219aa8e550194645ef b/test/fuzz/fuzz-dhcp6-client/crash-buf-size
similarity index 100%
rename from test/fuzz/fuzz-dhcp6-client/crash-6e88fcb6b85c9436bcbe05219aa8e550194645ef
rename to test/fuzz/fuzz-dhcp6-client/crash-buf-size

diff --git a/test/fuzz/fuzz-dhcp6-client/crash-4003c06fce43a11fbd22f02584df2807ac333eae b/test/fuzz/fuzz-dhcp6-client/crash-domainname
similarity index 100%
rename from test/fuzz/fuzz-dhcp6-client/crash-4003c06fce43a11fbd22f02584df2807ac333eae
rename to test/fuzz/fuzz-dhcp6-client/crash-domainname

diff --git a/test/fuzz/fuzz-dhcp6-client/f202c4dff34d15e41c032a66ed25d89154be1f6d b/test/fuzz/fuzz-dhcp6-client/crash-initial1
similarity index 100%
rename from test/fuzz/fuzz-dhcp6-client/f202c4dff34d15e41c032a66ed25d89154be1f6d
rename to test/fuzz/fuzz-dhcp6-client/crash-initial1

diff --git a/test/fuzz/fuzz-dhcp6-client/12ad30d317800d7f731c1c8bc0854e531d5ef928 b/test/fuzz/fuzz-dhcp6-client/crash-initial2
similarity index 100%
rename from test/fuzz/fuzz-dhcp6-client/12ad30d317800d7f731c1c8bc0854e531d5ef928
rename to test/fuzz/fuzz-dhcp6-client/crash-initial2

diff --git a/test/fuzz/fuzz-dhcp6-client/crash-a93b8ba024ada36014c29c25cc90c668fd91ce7f b/test/fuzz/fuzz-dhcp6-client/crash-initial3
similarity index 100%
rename from test/fuzz/fuzz-dhcp6-client/crash-a93b8ba024ada36014c29c25cc90c668fd91ce7f
rename to test/fuzz/fuzz-dhcp6-client/crash-initial3

diff --git a/test/fuzz/fuzz-journal-remote/crash-96dee870ea66d03e89ac321eee28ea63a9b9aa45 b/test/fuzz/fuzz-journal-remote/crash-nul-in-field-name
similarity index 100%
rename from test/fuzz/fuzz-journal-remote/crash-96dee870ea66d03e89ac321eee28ea63a9b9aa45
rename to test/fuzz/fuzz-journal-remote/crash-nul-in-field-name

diff --git a/test/fuzz/fuzz-journal-remote/crash-5a8f03d4c3a46fcded39527084f437e8e4b54b76 b/test/fuzz/fuzz-journal-remote/crash-source-realtime-ts
similarity index 100%
rename from test/fuzz/fuzz-journal-remote/crash-5a8f03d4c3a46fcded39527084f437e8e4b54b76
rename to test/fuzz/fuzz-journal-remote/crash-source-realtime-ts

diff --git a/test/fuzz/fuzz-journald-kmsg/crash-c6c04d83e73f3d1417bc0afce8fa81b99f955963 b/test/fuzz/fuzz-journald-kmsg/crash-ident-with-spaces
similarity index 100%
rename from test/fuzz/fuzz-journald-kmsg/crash-c6c04d83e73f3d1417bc0afce8fa81b99f955963
rename to test/fuzz/fuzz-journald-kmsg/crash-ident-with-spaces

diff --git a/test/fuzz/fuzz-journald-kmsg/leak-ab161e601e82f1ec31d11e2cbae2747834ce9e43 b/test/fuzz/fuzz-journald-kmsg/leak-missing-cleanup
similarity index 100%
rename from test/fuzz/fuzz-journald-kmsg/leak-ab161e601e82f1ec31d11e2cbae2747834ce9e43
rename to test/fuzz/fuzz-journald-kmsg/leak-missing-cleanup

diff --git a/test/fuzz/fuzz-netdev-parser/clusterfuzz-testcase-minimized-fuzz-netdev-parser-4697395387039744 b/test/fuzz/fuzz-netdev-parser/crash-null-address
similarity index 100%
rename from test/fuzz/fuzz-netdev-parser/clusterfuzz-testcase-minimized-fuzz-netdev-parser-4697395387039744
rename to test/fuzz/fuzz-netdev-parser/crash-null-address

diff --git a/test/fuzz/fuzz-nspawn-settings/leak-4ff0e2498f596a77ea68d185c61e9e9ff9bb657f b/test/fuzz/fuzz-nspawn-settings/leak-bind-mount
similarity index 100%
rename from test/fuzz/fuzz-nspawn-settings/leak-4ff0e2498f596a77ea68d185c61e9e9ff9bb657f
rename to test/fuzz/fuzz-nspawn-settings/leak-bind-mount