2025-07-04 15:15.01: New job: test avsm/ocaml-yaml https://github.com/avsm/ocaml-yaml.git#refs/pull/80/head (c2a8f0a29e8716686f5c97d40713b486aa928779) (windows-amd64:windows-server-2022-amd64-4.14_opam-2.3) Base: windows-server-2022-amd64-ocaml-4.14 Opam project build To reproduce locally: git clone --recursive "https://github.com/avsm/ocaml-yaml.git" && cd "ocaml-yaml" && git fetch origin "refs/pull/80/head" && git reset --hard c2a8f0a2 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM windows-server-2022-amd64-ocaml-4.14 # windows-server-2022-amd64-4.14_opam-2.3 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" RUN ln -f /usr/bin/opam-2.3 /usr/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version RUN cd ~/opam-repository && (git cat-file -e 382e02b4c17b5b59d503254784ac3a5d78916d5a || git fetch origin master) && git reset -q --hard 382e02b4c17b5b59d503254784ac3a5d78916d5a && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 yaml.opam yaml-sexp.opam /Users/opam/src/./ RUN opam pin add -yn yaml.dev '/Users/opam/src/./' && \ opam pin add -yn yaml-sexp.dev '/Users/opam/src/./' RUN echo '(lang dune 3.0)' > '/cygdrive/c/Users/opam/src/./dune-project' ENV DEPS="afl-persistent.1.4 alcotest.1.9.0 arch-x86_64.1 astring.0.8.5 base.v0.16.4 base-bigarray.base base-bytes.base base-threads.base base-unix.base bigarray-compat.1.1.0 bos.0.2.1 camlp-streams.5.0.1 cmdliner.1.3.0 conf-mingw-w64-gcc-x86_64.1 cppo.1.8.0 crowbar.0.2.1 csexp.1.5.2 cstruct.6.2.0 ctypes.0.23.0 dune.3.19.1 dune-configurator.3.19.1 ezjsonm.1.3.0 flexdll.0.44 fmt.0.10.0 fpath.0.7.3 hex.1.5.0 host-arch-x86_64.1 host-system-mingw.1 integers.0.7.0 jsonm.1.0.2 junit.2.3.0 junit_alcotest.2.3.0 logs.0.8.0 mdx.2.5.0 mingw-w64-shims.0.2.0 num.1.6 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-env-mingw64.1 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 parsexp.v0.16.0 ppx_derivers.1.2.1 ppx_sexp_conv.v0.16.0 ppxlib.0.35.0 ptime.1.2.0 re.1.13.2 result.1.5 rresult.0.7.0 seq.base sexplib.v0.16.0 sexplib0.v0.16.0 stdlib-shims.0.3.0 system-mingw.1 topkg.1.0.8 tyxml.4.6.0 uutf.1.0.4" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.3 --depext-only -y yaml.dev yaml-sexp.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /Users/opam/src RUN cd /cygdrive/c/Users/opam/src && opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2025-07-04 15:15.01: Using cache hint "avsm/ocaml-yaml-windows-server-2022-amd64-ocaml-4.14-windows-server-2022-amd64-4.14_opam-2.3-567b4c308ec5810d3c67ab7ead1f96e5" 2025-07-04 15:15.01: Using OBuilder spec: ((from windows-server-2022-amd64-ocaml-4.14) (comment windows-server-2022-amd64-4.14_opam-2.3) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (run (shell "ln -f /usr/bin/opam-2.3 /usr/bin/opam")) (run (shell "opam init --reinit -ni")) (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) (run (cache (opam-archives (target "c:\\Users\\opam\\AppData\\local\\opam\\download-cache"))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 382e02b4c17b5b59d503254784ac3a5d78916d5a || git fetch origin master) && git reset -q --hard 382e02b4c17b5b59d503254784ac3a5d78916d5a && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src yaml.opam yaml-sexp.opam) (dst /Users/opam/src/./)) (run (network host) (shell "opam pin add -yn yaml.dev '/Users/opam/src/./' && \ \nopam pin add -yn yaml-sexp.dev '/Users/opam/src/./'")) (run (network host) (shell "echo '(lang dune 3.0)' > '/cygdrive/c/Users/opam/src/./dune-project'")) (env DEPS "afl-persistent.1.4 alcotest.1.9.0 arch-x86_64.1 astring.0.8.5 base.v0.16.4 base-bigarray.base base-bytes.base base-threads.base base-unix.base bigarray-compat.1.1.0 bos.0.2.1 camlp-streams.5.0.1 cmdliner.1.3.0 conf-mingw-w64-gcc-x86_64.1 cppo.1.8.0 crowbar.0.2.1 csexp.1.5.2 cstruct.6.2.0 ctypes.0.23.0 dune.3.19.1 dune-configurator.3.19.1 ezjsonm.1.3.0 flexdll.0.44 fmt.0.10.0 fpath.0.7.3 hex.1.5.0 host-arch-x86_64.1 host-system-mingw.1 integers.0.7.0 jsonm.1.0.2 junit.2.3.0 junit_alcotest.2.3.0 logs.0.8.0 mdx.2.5.0 mingw-w64-shims.0.2.0 num.1.6 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-env-mingw64.1 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 parsexp.v0.16.0 ppx_derivers.1.2.1 ppx_sexp_conv.v0.16.0 ppxlib.0.35.0 ptime.1.2.0 re.1.13.2 result.1.5 rresult.0.7.0 seq.base sexplib.v0.16.0 sexplib0.v0.16.0 stdlib-shims.0.3.0 system-mingw.1 topkg.1.0.8 tyxml.4.6.0 uutf.1.0.4") (env CI true) (env OCAMLCI true) (run (cache (opam-archives (target "c:\\Users\\opam\\AppData\\local\\opam\\download-cache"))) (network host) (shell "opam update --depexts && opam install --cli=2.3 --depext-only -y yaml.dev yaml-sexp.dev $DEPS")) (run (cache (opam-archives (target "c:\\Users\\opam\\AppData\\local\\opam\\download-cache"))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst /Users/opam/src)) (run (shell "cd /cygdrive/c/Users/opam/src && opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2025-07-04 15:15.01: Waiting for resource in pool OCluster 2025-07-05 00:11.37: Waiting for worker… 2025-07-05 03:49.25: Got resource from pool OCluster Building on thyme All commits already cached HEAD is now at c2a8f0a Reduce the precision of serialized floats in to_string (from windows-server-2022-amd64-ocaml-4.14) 2025-07-05 03:49.25 ---> using "55c9cbebb0e098c78ccc09b1cc6e84ec9f0bd2275b7cebf331cc913575946dc0" from cache /: (comment windows-server-2022-amd64-4.14_opam-2.3) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (run (shell "ln -f /usr/bin/opam-2.3 /usr/bin/opam")) 2025-07-05 03:49.25 ---> using "fe3978d598c814685c6ee8922c3ae17147a3127f83af70ca6588d6b26847cd93" from cache /: (run (shell "opam init --reinit -ni")) No configuration file found, using built-in defaults. <><> Unix support infrastructure ><><><><><><><><><><><><><><><><><><><><><><><> opam and the OCaml ecosystem in general require various Unix tools in order to operate correctly. At present, this requires the installation of Cygwin to provide these tools. How should opam obtain Unix tools? > 1. Use tools found in PATH (Cygwin installation at C:\cygwin64) 2. Automatically create an internal Cygwin installation that will be managed by opam (recommended) 3. Use Cygwin installation found in C:\cygwin64 4. Use another existing Cygwin/MSYS2 installation 5. Abort initialisation [1/2/3/4/5] 1 Checking for available remotes: rsync and local, git. - you won't be able to use mercurial repositories unless you install the hg command on your system. - you won't be able to use darcs repositories unless you install the darcs command on your system. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] no changes from file://C:/Users/opam/opam-repository 2025-07-05 03:49.25 ---> using "0caf41f56a7e1f8a9ba062ae44d7d1f50471f3874e543c30c0d1c2b229f1e062" from cache /: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) CYGWIN_NT-10.0-20348 3.5.4-1.x86_64 The OCaml toplevel, version 4.14.2 2.3.0 2025-07-05 03:49.25 ---> using "6a7802e4db8e302e8ba8d87ff4e9376ae777099db0cd03bdab21ff27a442740c" from cache /: (run (cache (opam-archives (target "c:\\Users\\opam\\AppData\\local\\opam\\download-cache"))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 382e02b4c17b5b59d503254784ac3a5d78916d5a || git fetch origin master) && git reset -q --hard 382e02b4c17b5b59d503254784ac3a5d78916d5a && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 11bdbee611..ee56c84f60 master -> origin/master 382e02b4c1 Merge pull request #28124 from kit-ty-kate/opam-publish-re.1.13.2 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from file://C:/Users/opam/opam-repository The following actions will be performed: === recompile 3 packages - recompile ocaml 4.14.2 [uses ocaml-base-compiler] - recompile ocaml-base-compiler 4.14.2 (pinned) [uses flexdll] - recompile ocaml-config 3 [uses ocaml-base-compiler] === upgrade 1 package - upgrade flexdll 0.43 to 0.44 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved ocaml-config.3 (cached) -> retrieved flexdll.0.44 (cached) -> removed ocaml.4.14.2 -> removed ocaml-config.3 -> retrieved ocaml-base-compiler.4.14.2 (cached) -> removed ocaml-base-compiler.4.14.2 -> removed flexdll.0.43 -> installed flexdll.0.44 -> installed ocaml-base-compiler.4.14.2 -> installed ocaml-config.3 -> installed ocaml.4.14.2 Done. # To update the current shell environment, run: eval $(opam env) 2025-07-05 03:49.25 ---> using "9648acc6366e571b62111178267a7ced65ec372ce471660d686779925250de3f" from cache /: (copy (src yaml.opam yaml-sexp.opam) (dst /Users/opam/src/./)) 2025-07-05 03:49.25 ---> using "e9ec79a65112fca40cc3a3b62b1c7f319f2af6ba0ac4c3466d1a7c82dffa1e56" from cache /: (run (network host) (shell "opam pin add -yn yaml.dev '/Users/opam/src/./' && \ \nopam pin add -yn yaml-sexp.dev '/Users/opam/src/./'")) [yaml.dev] synchronised (file://C:/Users/opam/src/.) yaml is now pinned to file://C:/Users/opam/src/. (version dev) [yaml-sexp.dev] synchronised (file://C:/Users/opam/src/.) yaml-sexp is now pinned to file://C:/Users/opam/src/. (version dev) 2025-07-05 03:49.25 ---> using "5f22af1fcaea22e91ec0aa34488381530ed3e88ae573c15be312f7fa2d08069e" from cache /: (run (network host) (shell "echo '(lang dune 3.0)' > '/cygdrive/c/Users/opam/src/./dune-project'")) 2025-07-05 03:49.25 ---> using "e88b486f4860e830907b0557dcc97d24aa4258f54b20494d845fd074f6a47aaa" from cache /: (env DEPS "afl-persistent.1.4 alcotest.1.9.0 arch-x86_64.1 astring.0.8.5 base.v0.16.4 base-bigarray.base base-bytes.base base-threads.base base-unix.base bigarray-compat.1.1.0 bos.0.2.1 camlp-streams.5.0.1 cmdliner.1.3.0 conf-mingw-w64-gcc-x86_64.1 cppo.1.8.0 crowbar.0.2.1 csexp.1.5.2 cstruct.6.2.0 ctypes.0.23.0 dune.3.19.1 dune-configurator.3.19.1 ezjsonm.1.3.0 flexdll.0.44 fmt.0.10.0 fpath.0.7.3 hex.1.5.0 host-arch-x86_64.1 host-system-mingw.1 integers.0.7.0 jsonm.1.0.2 junit.2.3.0 junit_alcotest.2.3.0 logs.0.8.0 mdx.2.5.0 mingw-w64-shims.0.2.0 num.1.6 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-env-mingw64.1 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 parsexp.v0.16.0 ppx_derivers.1.2.1 ppx_sexp_conv.v0.16.0 ppxlib.0.35.0 ptime.1.2.0 re.1.13.2 result.1.5 rresult.0.7.0 seq.base sexplib.v0.16.0 sexplib0.v0.16.0 stdlib-shims.0.3.0 system-mingw.1 topkg.1.0.8 tyxml.4.6.0 uutf.1.0.4") /: (env CI true) /: (env OCAMLCI true) /: (run (cache (opam-archives (target "c:\\Users\\opam\\AppData\\local\\opam\\download-cache"))) (network host) (shell "opam update --depexts && opam install --cli=2.3 --depext-only -y yaml.dev yaml-sexp.dev $DEPS")) <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [yaml.dev] synchronised (file://C:/Users/opam/src/.) [yaml-sexp.dev] synchronised (file://C:/Users/opam/src/.) [NOTE] Package system-mingw is already installed (current version is 1). [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-env-mingw64 is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [NOTE] Package mingw-w64-shims is already installed (current version is 0.2.0). [NOTE] Package host-system-mingw is already installed (current version is 1). [NOTE] Package host-arch-x86_64 is already installed (current version is 1). [NOTE] Package flexdll is already installed (current version is 0.44). [NOTE] Package conf-mingw-w64-gcc-x86_64 is already installed (current version is 1). [NOTE] Package base-unix is already installed (current version is base). [NOTE] Package base-threads is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). [NOTE] Package arch-x86_64 is already installed (current version is 1). 2025-07-05 03:49.25 ---> using "d9dbe5b4a70ceb3142d68a68ccd556cd6a9066243519f06f4a8bd432438798d8" from cache /: (run (cache (opam-archives (target "c:\\Users\\opam\\AppData\\local\\opam\\download-cache"))) (network host) (shell "opam install $DEPS")) [NOTE] Package system-mingw is already installed (current version is 1). [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-env-mingw64 is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [NOTE] Package mingw-w64-shims is already installed (current version is 0.2.0). [NOTE] Package host-system-mingw is already installed (current version is 1). [NOTE] Package host-arch-x86_64 is already installed (current version is 1). [NOTE] Package flexdll is already installed (current version is 0.44). [NOTE] Package conf-mingw-w64-gcc-x86_64 is already installed (current version is 1). [NOTE] Package base-unix is already installed (current version is base). [NOTE] Package base-threads is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). [NOTE] Package arch-x86_64 is already installed (current version is 1). The following actions will be performed: === install 48 packages - install afl-persistent 1.4 - install alcotest 1.9.0 - install astring 0.8.5 - install base v0.16.4 - install base-bytes base - install bigarray-compat 1.1.0 - install bos 0.2.1 - install camlp-streams 5.0.1 - install cmdliner 1.3.0 - install cppo 1.8.0 - install crowbar 0.2.1 - install csexp 1.5.2 - install cstruct 6.2.0 - install ctypes 0.23.0 - install dune 3.19.1 - install dune-configurator 3.19.1 - install ezjsonm 1.3.0 - install fmt 0.10.0 - install fpath 0.7.3 - install hex 1.5.0 - install integers 0.7.0 - install jsonm 1.0.2 - install junit 2.3.0 - install junit_alcotest 2.3.0 - install logs 0.8.0 - install mdx 2.5.0 - install num 1.6 - install ocaml-compiler-libs v0.12.4 - install ocaml-syntax-shims 1.0.0 - install ocaml-version 4.0.1 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install ocplib-endian 1.2 - install parsexp v0.16.0 - install ppx_derivers 1.2.1 - install ppx_sexp_conv v0.16.0 - install ppxlib 0.35.0 - install ptime 1.2.0 - install re 1.13.2 - install result 1.5 - install rresult 0.7.0 - install seq base - install sexplib v0.16.0 - install sexplib0 v0.16.0 - install stdlib-shims 0.3.0 - install topkg 1.0.8 - install tyxml 4.6.0 - install uutf 1.0.4 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved afl-persistent.1.4 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved alcotest.1.9.0 (cached) -> retrieved base.v0.16.4 (cached) -> retrieved bigarray-compat.1.1.0 (cached) -> retrieved bos.0.2.1 (cached) -> retrieved camlp-streams.5.0.1 (cached) -> retrieved cmdliner.1.3.0 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved crowbar.0.2.1 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved cstruct.6.2.0 (cached) -> retrieved ezjsonm.1.3.0 (cached) -> retrieved ctypes.0.23.0 (cached) -> retrieved fmt.0.10.0 (cached) -> retrieved fpath.0.7.3 (cached) -> retrieved hex.1.5.0 (cached) -> retrieved integers.0.7.0 (cached) -> retrieved jsonm.1.0.2 (cached) -> retrieved logs.0.8.0 (cached) -> retrieved junit.2.3.0, junit_alcotest.2.3.0 (https://github.com/Khady/ocaml-junit/releases/download/2.3.0/junit-2.3.0.tbz) -> retrieved mdx.2.5.0 (cached) -> retrieved ocaml-compiler-libs.v0.12.4 (cached) -> retrieved num.1.6 (https://github.com/ocaml/num/archive/refs/tags/v1.6.tar.gz) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved ocaml-version.4.0.1 (https://github.com/ocurrent/ocaml-version/releases/download/v4.0.1/ocaml-version-4.0.1.tbz) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ocplib-endian.1.2 (cached) -> retrieved parsexp.v0.16.0 (cached) -> retrieved ppx_derivers.1.2.1 (cached) -> retrieved ppx_sexp_conv.v0.16.0 (cached) -> retrieved ptime.1.2.0 (cached) -> retrieved ppxlib.0.35.0 (cached) -> retrieved re.1.13.2 (https://github.com/ocaml/ocaml-re/archive/refs/tags/1.13.2.tar.gz) -> retrieved result.1.5 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved rresult.0.7.0 (cached) -> retrieved sexplib.v0.16.0 (cached) -> retrieved sexplib0.v0.16.0 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved topkg.1.0.8 (cached) -> retrieved dune.3.19.1, dune-configurator.3.19.1 (https://github.com/ocaml/dune/releases/download/3.19.1/dune-3.19.1.tbz) -> retrieved tyxml.4.6.0 (cached) -> retrieved uutf.1.0.4 (cached) -> installed cmdliner.1.3.0 -> installed num.1.6 -> installed ocamlbuild.0.16.1 [WARNING] .install file is missing .exe extension for src/findlib/ocamlfind [WARNING] .install file is missing .exe extension for src/findlib/ocamlfind_opt [WARNING] Automatically adding .exe to C:\Users\opam\AppData\Local\opam\4.14.2\.opam-switch\build\ocamlfind.1.9.8\src\findlib\ocamlfind.exe [WARNING] Automatically adding .exe to C:\Users\opam\AppData\Local\opam\4.14.2\.opam-switch\build\ocamlfind.1.9.8\src\findlib\ocamlfind_opt.exe [WARNING] C:\Users\opam\AppData\Local\opam\4.14.2\bin\safe_camlp4 is a script; the command won't be available -> installed ocamlfind.1.9.8 -> installed base-bytes.base -> installed topkg.1.0.8 -> installed rresult.0.7.0 -> installed uutf.1.0.4 -> installed astring.0.8.5 -> installed fmt.0.10.0 -> installed jsonm.1.0.2 -> installed ptime.1.2.0 -> installed fpath.0.7.3 -> installed logs.0.8.0 -> installed bos.0.2.1 -> installed dune.3.19.1 -> installed bigarray-compat.1.1.0 -> installed camlp-streams.5.0.1 -> installed csexp.1.5.2 -> installed cstruct.6.2.0 -> installed afl-persistent.1.4 -> installed cppo.1.8.0 -> installed ocaml-compiler-libs.v0.12.4 -> installed hex.1.5.0 -> installed ocaml-syntax-shims.1.0.0 -> installed ocaml-version.4.0.1 -> installed ppx_derivers.1.2.1 -> installed ocplib-endian.1.2 -> installed result.1.5 -> installed stdlib-shims.0.3.0 -> installed crowbar.0.2.1 -> installed sexplib0.v0.16.0 -> installed dune-configurator.3.19.1 -> installed ezjsonm.1.3.0 -> installed integers.0.7.0 -> installed re.1.13.2 -> installed parsexp.v0.16.0 -> installed alcotest.1.9.0 -> installed tyxml.4.6.0 -> installed sexplib.v0.16.0 -> installed junit.2.3.0 -> installed mdx.2.5.0 -> installed junit_alcotest.2.3.0 -> installed base.v0.16.4 -> installed ctypes.0.23.0 -> installed ppxlib.0.35.0 -> installed ppx_sexp_conv.v0.16.0 Done. <><> afl-persistent.1.4 installed successfully ><><><><><><><><><><><><><><><><> => afl-persistent is installed, but since the current OCaml compiler does not enable AFL instrumentation by default, most packages will not be instrumented and fuzzing with afl-fuzz may not be effective. To globally enable AFL instrumentation, create an OCaml switch like: opam switch create 4.14.2+afl ocaml-variants.4.14.2+options ocaml-option-afl # To update the current shell environment, run: eval $(opam env) 2025-07-05 03:49.25 ---> using "898f04b8ac533614ab8c05fde3a75f32407ad5de27bc588ffaba2d6812f0c18a" from cache /: (copy (src .) (dst /Users/opam/src)) 2025-07-05 03:50.02 ---> saved as "9874726bd0fb31ff0ab65eb8b4b1efc1c5bc783afadca6178c67239f8c0fe93f" /: (run (shell "cd /cygdrive/c/Users/opam/src && opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/vendor && C:\Users\opam\AppData\Local\opam\4.14.2\bin\x86_64-w64-mingw32-gcc.exe -O2 -fno-strict-aliasing -fwrapv -mms-bitfields -O2 -fno-strict-aliasing -fwrapv -mms-bitfields -Wall -DHAVE_CONFIG_H -I. -c emitter.c) emitter.c: In function 'yaml_emitter_write_plain_scalar': emitter.c:28:6: warning: value computed is not used [-Wunused-value] 28 | && ((emitter->line_break == YAML_CR_BREAK ? \ | ^~ emitter.c:56:11: note: in expansion of macro 'PUT_BREAK' 56 | (PUT_BREAK(emitter), \ | ^~~~~~~~~ emitter.c:1962:18: note: in expansion of macro 'WRITE_BREAK' 1962 | if (!WRITE_BREAK(emitter, string)) return 0; | ^~~~~~~~~~~ emitter.c: In function 'yaml_emitter_write_single_quoted_scalar': emitter.c:28:6: warning: value computed is not used [-Wunused-value] 28 | && ((emitter->line_break == YAML_CR_BREAK ? \ | ^~ emitter.c:56:11: note: in expansion of macro 'PUT_BREAK' 56 | (PUT_BREAK(emitter), \ | ^~~~~~~~~ emitter.c:2019:18: note: in expansion of macro 'WRITE_BREAK' 2019 | if (!WRITE_BREAK(emitter, string)) return 0; | ^~~~~~~~~~~ emitter.c: In function 'yaml_emitter_write_literal_scalar': emitter.c:28:6: warning: value computed is not used [-Wunused-value] 28 | && ((emitter->line_break == YAML_CR_BREAK ? \ | ^~ emitter.c:56:11: note: in expansion of macro 'PUT_BREAK' 56 | (PUT_BREAK(emitter), \ | ^~~~~~~~~ emitter.c:2285:18: note: in expansion of macro 'WRITE_BREAK' 2285 | if (!WRITE_BREAK(emitter, string)) return 0; | ^~~~~~~~~~~ emitter.c: In function 'yaml_emitter_write_folded_scalar': emitter.c:28:6: warning: value computed is not used [-Wunused-value] 28 | && ((emitter->line_break == YAML_CR_BREAK ? \ | ^~ emitter.c:56:11: note: in expansion of macro 'PUT_BREAK' 56 | (PUT_BREAK(emitter), \ | ^~~~~~~~~ emitter.c:2334:18: note: in expansion of macro 'WRITE_BREAK' 2334 | if (!WRITE_BREAK(emitter, string)) return 0; | ^~~~~~~~~~~ (cd _build/default/tests && .\test.exe) Testing `Yaml'. This run has ID `ZU8S4EV7'. [OK] parse_event_test_set 0 yaml\bomb.yml. [OK] parse_event_test_set 1 yaml\anchor.yml. [OK] parse_event_test_set 2 yaml\cohttp.yml. [OK] parse_event_test_set 3 yaml\linuxkit.yml. [OK] parse_event_test_set 4 yaml\seq.yml. [OK] parse_event_test_set 5 yaml\too_large.yml. [OK] parse_event_test_set 6 yaml\yaml-1.2.yml. [OK] parse_of_string 0 yaml\anchor.yml. [OK] parse_of_string 1 yaml\cohttp.yml. [OK] parse_of_string 2 yaml\linuxkit.yml. [OK] parse_of_string 3 yaml\seq.yml. [OK] parse_of_string 4 yaml\too_large.yml. [OK] parse_of_string 5 yaml\yaml-1.2.yml. [OK] reflect 0 yaml\bomb.yml. [OK] reflect 1 yaml\anchor.yml. [OK] reflect 2 yaml\cohttp.yml. [OK] reflect 3 yaml\linuxkit.yml. [OK] reflect 4 yaml\seq.yml. [OK] reflect 5 yaml\too_large.yml. [OK] reflect 6 yaml\yaml-1.2.yml. [OK] emit 0 emit. [OK] version 0 version. [OK] quoted_scalars 0 quoted bool. [OK] quoted_scalars 1 quoted null. [OK] quoted_scalars 2 quoted float. [OK] quoted_scalars 3 quoted string. [OK] quoted_scalars 4 quoted int. [OK] quoted_scalars 5 plain int. [OK] quoted_scalars 6 plain bool. [OK] quoted_scalars 7 plain string. [OK] quoted_scalars 8 plain string with quote. [OK] quoted_scalars 9 plain string with int and quote. [OK] quoted_scalars 10 double quoted string. [OK] quoted_scalars 11 partially double quoted string. [OK] yaml_equal 0 two null equal. [OK] yaml_equal 1 two floats equal. [OK] yaml_equal 2 two floats not equal. [OK] yaml_equal 3 two bools equal. [OK] yaml_equal 4 two strings equal. [OK] yaml_equal 5 two strings not equal. [OK] yaml_equal 6 two arrays equal. [OK] yaml_equal 7 two arrays not equal. [OK] yaml_equal 8 two objects equal. [OK] yaml_equal 9 different types not equal. [OK] yaml_util 0 same yaml values. [OK] yaml_util 1 find values. [OK] yaml_util 2 missing value. [OK] yaml_util 3 same array with map. [OK] yaml_util 4 same filtered array. Full test results in `~\src\_build\default\tests\_build\_tests\ZU8S4EV7'. Test Successful in 0.293s. 49 tests run. (cd _build/default/tests && .\test_sexp.exe) Testing `Yaml'. This run has ID `O7SHJ549'. [OK] parse_of_string 0 yaml\anchor.yml. [OK] parse_of_string 1 yaml\cohttp.yml. [OK] parse_of_string 2 yaml\linuxkit.yml. [OK] parse_of_string 3 yaml\seq.yml. [OK] parse_of_string 4 yaml\too_large.yml. [OK] parse_of_string 5 yaml\yaml-1.2.yml. Full test results in `~\src\_build\default\tests\_build\_tests\O7SHJ549'. Test Successful in 0.062s. 6 tests run. 2025-07-05 03:51.14 ---> saved as "11dbbbc580aa2016059f025b43674c43a19451f5949e82b7dec1bace3d4fcc57" Job succeeded 2025-07-05 03:51.14: Job succeeded