Reports similar to...

Report from branch blead:

Karl Williamson: Document PERL_SIGNALS_UNSAFE_FLAG						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	carlos # carlosguevara.com	2020-08-16 17:03:26	Report N S

Also included below highlighted in blue

v5.33.0-255-g9da1bd7284  Configuration (common) -Dcc=gcc
----------- ---------------------------------------------------------
F F         
F F         -Duse64bitall
F F         -Duseithreads
F F         -Duseithreads -Duse64bitall
| +--------- -DDEBUGGING
+----------- no debugging

Branch smoke-me/ilmari/bison-3.7

Dagfinn Ilmari Mannsåker: Add support for Bison 3.7						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-01 02:30:14	Report DB S

Branch smoke-me/ilmari/bison-3.7-regen

Dagfinn Ilmari Mannsåker: Regenerate the grammar with Bison 3.7						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-07-28 19:30:20	Report DB S

Branch smoke-me/jkeenan/dire-wolf

Nicolas R: Define PERL_VERSION_HEX, PERL_RELEASE_LEVEL & PERL_RELEASE_SERIAL						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-07-31 11:00:12	Report DB S

Branch smoke-me/jkeenan/lib-vars-t-20200821

James E Keenan: lib/vars.t: Add descriptions to all tests						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-26 20:30:09	Report DB S

Branch smoke-me/khw-deprecate

Karl Williamson: Document PERL_VERSION and kin as deprecated						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-01 18:00:12	Report DB S

Branch smoke-me/khw-docs_pr

Karl Williamson: Document whichsig and kin						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-27 11:30:11	Report DB S
Karl Williamson: Document DEFSV DEFSV_set SAVE_DEFSV						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-24 06:01:57	Report DB S

Branch smoke-me/khw-pr

Karl Williamson: Rewrite delimcpy_no_escape()						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-08 18:00:11	Report DB S

Branch smoke-me/khw-version

Karl Williamson: squash						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-06 20:00:21	Report DB S

Branch blead

Karl Williamson: Document vform						C
PASS	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-24 22:00:24	Report DB S
Karl Williamson: Document EXTERN_C macros						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-23 14:00:10	Report DB S
Karl Williamson: PL_signals is undocumented						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-17 18:00:16	Report DB S
Karl Williamson: Document PERL_SIGNALS_UNSAFE_FLAG						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	carlos # carlosguevara.com	2020-08-16 17:03:26	Report N S
Karl Williamson: ninstr(): Use memchr instead of a loop						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-15 04:00:21	Report DB S
Karl Williamson: Fix leak GH #18054						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-13 21:30:10	Report DB S
Tony Cook: add a default enabled feature "multidimensional"						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-11 23:00:22	Report DB S
Tony Cook: fix build for the two SipHash variations						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-11 08:00:20	Report DB S
Karl Williamson: regcomp.c: Don't repeat macro definition						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-10 01:00:13	Report DB S
Dagfinn Ilmari Mannsåker: Add support for Bison versions up to 3.7						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-07 11:30:20	Report DB S
☢ ℕicolas ℝ: use PERL_REVISION in os2/Makefile.SHs						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-06 05:00:10	Report DB S
Tomasz Konojacki: XSUB.h: fix MARK and items variables inside BOOT XSUBs						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-08-04 07:00:12	Report DB S
Karl Williamson: autodoc.pl: Improve wording in perlapi/perlintern						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-07-30 04:30:11	Report DB S
James E Keenan: File-Path: sync in CPAN version 2.17						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-07-27 00:00:10	Report DB S
Tomasz Konojacki: win32.c: rework the waitpid(-1, WNOHANG) fix						C
FAIL(F)	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-07-25 17:00:15	Report DB S
reneeb: add 'isa' operator to perlexperiment						C
PASS	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-07-23 04:30:12	Report DB S
Dagfinn Ilmari Mannsåker: warnings: fix missed `$c` in previous commit						C
PASS	cygwin_nt-10.0-14393 3.1.6-340.x86_64	x86_64	gcc 9.3.0	core	2020-07-22 10:00:10	Report DB S

What's "similar"?

Same host, same os including the major and minor versions but not the "patch" or third level of version, same build configurations.