2025-05-15 13:38.49: New job: test ocaml-multicore/eio https://github.com/ocaml-multicore/eio.git#refs/pull/796/head (654ca6c40a5309fef22390488a955a84e099c2b9) (linux-x86_64:ubuntu-24.04-5.3_opam-2.3) Base: ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/eio.git" && cd "eio" && git fetch origin "refs/pull/796/head" && git reset --hard 654ca6c4 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0 # ubuntu-24.04-5.3_opam-2.3 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src RUN cd ~/opam-repository && (git cat-file -e 43251244857e0b885b9fce935584448f4fca0dcb || git fetch origin master) && git reset -q --hard 43251244857e0b885b9fce935584448f4fca0dcb && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam ./ RUN opam pin add -yn eio_windows.dev './' && \ opam pin add -yn eio_posix.dev './' && \ opam pin add -yn eio_main.dev './' && \ opam pin add -yn eio_linux.dev './' && \ opam pin add -yn eio.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="afl-persistent.1.4 alcotest.1.9.0 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.1.3.0 conf-bash.1 containers.3.15 cppo.1.8.0 crowbar.0.2.1 csexp.1.5.2 cstruct.6.2.0 domain-local-await.1.0.1 domain-local-timeout.1.0.1 dscheck.0.5.0 dune.3.18.2 dune-configurator.3.18.2 either.1.0.0 fmt.0.10.0 hmap.0.8.1 iomux.0.3 kcas.0.7.0 logs.0.8.0 lwt-dllist.1.1.0 mdx.2.5.0 mtime.2.1.0 multicore-magic.2.3.1 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 oseq.0.5.1 psq.0.2.1 re.1.12.0 result.1.5 seq.base stdlib-shims.0.3.0 thread-table.1.0.0 topkg.1.0.8 tsort.2.2.0 uring.0.9 uutf.1.0.4 yojson.2.2.2" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.3 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio_linux.dev eio.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . /src RUN opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2025-05-15 13:38.49: Using cache hint "ocaml-multicore/eio-ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0-ubuntu-24.04-5.3_opam-2.3-e6c7daf0f2aea12c696c52e7c862b9c8" 2025-05-15 13:38.49: Using OBuilder spec: ((from ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0) (comment ubuntu-24.04-5.3_opam-2.3) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (run (shell "sudo 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")) (workdir /src) (run (shell "sudo chown opam /src")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 43251244857e0b885b9fce935584448f4fca0dcb || git fetch origin master) && git reset -q --hard 43251244857e0b885b9fce935584448f4fca0dcb && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam) (dst ./)) (run (network host) (shell "opam pin add -yn eio_windows.dev './' && \ \nopam pin add -yn eio_posix.dev './' && \ \nopam pin add -yn eio_main.dev './' && \ \nopam pin add -yn eio_linux.dev './' && \ \nopam pin add -yn eio.dev './'")) (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "afl-persistent.1.4 alcotest.1.9.0 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.1.3.0 conf-bash.1 containers.3.15 cppo.1.8.0 crowbar.0.2.1 csexp.1.5.2 cstruct.6.2.0 domain-local-await.1.0.1 domain-local-timeout.1.0.1 dscheck.0.5.0 dune.3.18.2 dune-configurator.3.18.2 either.1.0.0 fmt.0.10.0 hmap.0.8.1 iomux.0.3 kcas.0.7.0 logs.0.8.0 lwt-dllist.1.1.0 mdx.2.5.0 mtime.2.1.0 multicore-magic.2.3.1 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 oseq.0.5.1 psq.0.2.1 re.1.12.0 result.1.5 seq.base stdlib-shims.0.3.0 thread-table.1.0.0 topkg.1.0.8 tsort.2.2.0 uring.0.9 uutf.1.0.4 yojson.2.2.2") (env CI true) (env OCAMLCI true) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam update --depexts && opam install --cli=2.3 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio_linux.dev eio.dev $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst /src)) (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2025-05-15 13:38.49: Waiting for resource in pool OCluster 2025-05-15 13:51.11: Waiting for worker… 2025-05-15 13:58.17: Got resource from pool OCluster Building on laodoke.caelum.ci.dev All commits already cached HEAD is now at 654ca6c Introduce Buf_write.of_flow (from ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0) 2025-05-15 13:58.17 ---> using "10c823be6d6df8b8b953a1da7016d5c0a852e2e87d76746b4c929b5ce9cf0ea7" from cache /: (comment ubuntu-24.04-5.3_opam-2.3) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam")) 2025-05-15 13:58.17 ---> using "7e4e95fbdd960f07cc45e7caadc95ccc19437cf1fa3ac4cf9ffe38fb71ba29a6" from cache /src: (run (shell "opam init --reinit -ni")) Configuring from /home/opam/.opamrc and then from built-in defaults. 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. This development version of opam requires an update to the layout of /home/opam/.opam from version 2.0 to version 2.2, which can't be reverted. You may want to back it up before going further. Continue? [y/n] y [NOTE] The 'jobs' option was reset, its value was 255 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using: opam option jobs=255 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2025-05-15 13:58.17 ---> using "165aa512348c81560d0d9826f796b98dc48f4c9a7c0b4e56e3102119a9192813" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-139-generic The OCaml toplevel, version 5.3.0 2.3.0 2025-05-15 13:58.17 ---> using "df15c08d3bd246393f4369064e82160ecd55ec0511fc0edfa706fbdbbf9fc3b6" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2025-05-15 13:58.17 ---> using "b48a5f00b86917e79b6c3f17793c62a1c228f36dd2ae72f3747baabaf72144bf" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 43251244857e0b885b9fce935584448f4fca0dcb || git fetch origin master) && git reset -q --hard 43251244857e0b885b9fce935584448f4fca0dcb && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 35eb2f107a..8efeb9aa26 master -> origin/master 4325124485 Merge pull request #27868 from shonfeder/mark-iomux-unavailable-on-windows <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Everything as up-to-date as possible (run with --verbose to show unavailable upgrades). However, you may "opam upgrade" these packages explicitly, which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2025-05-15 13:58.17 ---> using "125b2aa69106852ee4bc4320c9c38306dc5f3e256030ae82d28b8a75f2c66b49" from cache /src: (copy (src eio_windows.opam eio_posix.opam eio_main.opam eio_linux.opam eio.opam) (dst ./)) 2025-05-15 13:58.17 ---> using "e52e77f989db8068bb693f41bd105ecac615bc57ad24448bbebd02f3ed1ec54d" from cache /src: (run (network host) (shell "opam pin add -yn eio_windows.dev './' && \ \nopam pin add -yn eio_posix.dev './' && \ \nopam pin add -yn eio_main.dev './' && \ \nopam pin add -yn eio_linux.dev './' && \ \nopam pin add -yn eio.dev './'")) [eio_windows.dev] synchronised (file:///src) eio_windows is now pinned to file:///src (version dev) [eio_posix.dev] synchronised (file:///src) eio_posix is now pinned to file:///src (version dev) [eio_main.dev] synchronised (file:///src) eio_main is now pinned to file:///src (version dev) [eio_linux.dev] synchronised (file:///src) eio_linux is now pinned to file:///src (version dev) [eio.dev] synchronised (file:///src) eio is now pinned to file:///src (version dev) 2025-05-15 13:58.17 ---> using "c3a14ec174d3496b829d5a1f98efa83f39ff6d4dac4735194070ecd78d76155b" from cache /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2025-05-15 13:58.17 ---> using "c017029b6c3031b78d5900540d80337f572a3cb48147b2aa7d2f7d003102ae92" from cache /src: (env DEPS "afl-persistent.1.4 alcotest.1.9.0 astring.0.8.5 backoff.0.1.1 base-bigarray.base base-bytes.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base bigstringaf.0.10.0 camlp-streams.5.0.1 cmdliner.1.3.0 conf-bash.1 containers.3.15 cppo.1.8.0 crowbar.0.2.1 csexp.1.5.2 cstruct.6.2.0 domain-local-await.1.0.1 domain-local-timeout.1.0.1 dscheck.0.5.0 dune.3.18.2 dune-configurator.3.18.2 either.1.0.0 fmt.0.10.0 hmap.0.8.1 iomux.0.3 kcas.0.7.0 logs.0.8.0 lwt-dllist.1.1.0 mdx.2.5.0 mtime.2.1.0 multicore-magic.2.3.1 ocaml.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocaml-version.4.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 ocplib-endian.1.2 optint.0.3.0 oseq.0.5.1 psq.0.2.1 re.1.12.0 result.1.5 seq.base stdlib-shims.0.3.0 thread-table.1.0.0 topkg.1.0.8 tsort.2.2.0 uring.0.9 uutf.1.0.4 yojson.2.2.2") /src: (env CI true) /src: (env OCAMLCI true) /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam update --depexts && opam install --cli=2.3 --depext-only -y eio_windows.dev eio_posix.dev eio_main.dev eio_linux.dev eio.dev $DEPS")) + /usr/bin/sudo "apt-get" "update" - Hit:1 http://archive.ubuntu.com/ubuntu noble InRelease - Get:2 http://archive.ubuntu.com/ubuntu noble-updates InRelease [126 kB] - Get:3 http://archive.ubuntu.com/ubuntu noble-backports InRelease [126 kB] - Get:4 http://archive.ubuntu.com/ubuntu noble-updates/main amd64 Packages [1377 kB] - Get:5 http://archive.ubuntu.com/ubuntu noble-updates/multiverse amd64 Packages [26.7 kB] - Get:6 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 Packages [1380 kB] - Get:7 http://archive.ubuntu.com/ubuntu noble-updates/restricted amd64 Packages [1428 kB] - Get:8 http://archive.ubuntu.com/ubuntu noble-backports/universe amd64 Packages [36.0 kB] - Get:9 http://archive.ubuntu.com/ubuntu noble-backports/main amd64 Packages [77.2 kB] - Get:10 http://security.ubuntu.com/ubuntu noble-security InRelease [126 kB] - Get:11 http://security.ubuntu.com/ubuntu noble-security/universe amd64 Packages [1082 kB] - Get:12 http://security.ubuntu.com/ubuntu noble-security/main amd64 Packages [1035 kB] - Get:13 http://security.ubuntu.com/ubuntu noble-security/multiverse amd64 Packages [22.1 kB] - Get:14 http://security.ubuntu.com/ubuntu noble-security/restricted amd64 Packages [1318 kB] - Fetched 8161 kB in 1s (9295 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [eio.dev] synchronised (file:///src) [eio_linux.dev] synchronised (file:///src) [eio_main.dev] synchronised (file:///src) [eio_posix.dev] synchronised (file:///src) [eio_windows.dev] synchronised (file:///src) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml is already installed (current version is 5.3.0). [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-nnp is already installed (current version is base). [NOTE] Package base-effects is already installed (current version is base). [NOTE] Package base-domains is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). 2025-05-15 13:58.17 ---> using "e8d8bcdf81166bec1aee8a608a8b7cb4ac66964c6ac5c96be746be774caf4a50" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml is already installed (current version is 5.3.0). [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-nnp is already installed (current version is base). [NOTE] Package base-effects is already installed (current version is base). [NOTE] Package base-domains is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). The following actions will be performed: === install 47 packages - install afl-persistent 1.4 - install alcotest 1.9.0 - install astring 0.8.5 - install backoff 0.1.1 - install base-bytes base - install bigstringaf 0.10.0 - install camlp-streams 5.0.1 - install cmdliner 1.3.0 - install conf-bash 1 - install containers 3.15 - install cppo 1.8.0 - install crowbar 0.2.1 - install csexp 1.5.2 - install cstruct 6.2.0 - install domain-local-await 1.0.1 - install domain-local-timeout 1.0.1 - install dscheck 0.5.0 - install dune 3.18.2 - install dune-configurator 3.18.2 - install either 1.0.0 - install fmt 0.10.0 - install hmap 0.8.1 - install iomux 0.3 - install kcas 0.7.0 - install logs 0.8.0 - install lwt-dllist 1.1.0 - install mdx 2.5.0 - install mtime 2.1.0 - install multicore-magic 2.3.1 - install ocaml-syntax-shims 1.0.0 - install ocaml-version 4.0.0 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install ocplib-endian 1.2 - install optint 0.3.0 - install oseq 0.5.1 - install psq 0.2.1 - install re 1.12.0 - install result 1.5 - install seq base - install stdlib-shims 0.3.0 - install thread-table 1.0.0 - install topkg 1.0.8 - install tsort 2.2.0 - install uring 0.9 - install uutf 1.0.4 - install yojson 2.2.2 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved afl-persistent.1.4 (cached) -> retrieved backoff.0.1.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved bigstringaf.0.10.0 (cached) -> retrieved camlp-streams.5.0.1 (cached) -> retrieved alcotest.1.9.0 (cached) -> retrieved cmdliner.1.3.0 (cached) -> retrieved containers.3.15 (cached) -> installed conf-bash.1 -> retrieved cppo.1.8.0 (cached) -> retrieved crowbar.0.2.1 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved domain-local-await.1.0.1 (cached) -> retrieved domain-local-timeout.1.0.1 (cached) -> retrieved cstruct.6.2.0 (cached) -> retrieved dscheck.0.5.0 (cached) -> retrieved either.1.0.0 (cached) -> retrieved hmap.0.8.1 (cached) -> retrieved fmt.0.10.0 (cached) -> retrieved iomux.0.3 (cached) -> retrieved logs.0.8.0 (cached) -> retrieved lwt-dllist.1.1.0 (cached) -> retrieved mdx.2.5.0 (cached) -> retrieved mtime.2.1.0 (cached) -> retrieved multicore-magic.2.3.1 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved ocaml-version.4.0.0 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ocplib-endian.1.2 (cached) -> retrieved optint.0.3.0 (cached) -> retrieved oseq.0.5.1 (cached) -> retrieved psq.0.2.1 (cached) -> retrieved kcas.0.7.0 (https://github.com/ocaml-multicore/kcas/archive/refs/tags/0.7.0.tar.gz) -> retrieved re.1.12.0 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved dune.3.18.2, dune-configurator.3.18.2 (cached) -> retrieved result.1.5 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved thread-table.1.0.0 (cached) -> retrieved tsort.2.2.0 (cached) -> retrieved uutf.1.0.4 (cached) -> retrieved topkg.1.0.8 (cached) -> retrieved yojson.2.2.2 (cached) -> installed cmdliner.1.3.0 -> retrieved uring.0.9 (cached) -> installed ocamlbuild.0.16.1 -> installed ocamlfind.1.9.8 -> installed base-bytes.base -> installed topkg.1.0.8 -> installed hmap.0.8.1 -> installed uutf.1.0.4 -> installed mtime.2.1.0 -> installed fmt.0.10.0 -> installed astring.0.8.5 -> installed logs.0.8.0 -> installed dune.3.18.2 -> installed lwt-dllist.1.1.0 -> installed afl-persistent.1.4 -> installed csexp.1.5.2 -> installed backoff.0.1.1 -> installed camlp-streams.5.0.1 -> installed cstruct.6.2.0 -> installed either.1.0.0 -> installed multicore-magic.2.3.1 -> installed ocaml-syntax-shims.1.0.0 -> installed cppo.1.8.0 -> installed ocaml-version.4.0.0 -> installed optint.0.3.0 -> installed oseq.0.5.1 -> installed psq.0.2.1 -> installed re.1.12.0 -> installed result.1.5 -> installed stdlib-shims.0.3.0 -> installed thread-table.1.0.0 -> installed tsort.2.2.0 -> installed yojson.2.2.2 -> installed ocplib-endian.1.2 -> installed domain-local-timeout.1.0.1 -> installed domain-local-await.1.0.1 -> installed crowbar.0.2.1 -> installed alcotest.1.9.0 -> installed kcas.0.7.0 -> installed dune-configurator.3.18.2 -> installed mdx.2.5.0 -> installed bigstringaf.0.10.0 -> installed iomux.0.3 -> installed containers.3.15 -> installed uring.0.9 -> installed dscheck.0.5.0 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 5.3.0+afl ocaml-variants.5.3.0+options ocaml-option-afl # To update the current shell environment, run: eval $(opam env) 2025-05-15 13:58.50 ---> saved as "6b886a650d13ae0528a063e0178097443d0e15c6e89e4384e7d921c153259d71" /src: (copy (src .) (dst /src)) 2025-05-15 13:58.50 ---> saved as "a091e2cbb0d2de9e88ba1f7dd7a0c330e177209339e2fdce3ec14cdc717ba2e6" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) File "fuzz/dune", line 4, characters 23-37: 4 | (names fuzz_buf_read fuzz_buf_write fuzz_inherit_fds)) ^^^^^^^^^^^^^^ (cd _build/default/fuzz && ./fuzz_buf_write.exe) random ops: FAIL When given the input: [[#2 schedule_cstruct:""]; false] the test threw an exception: Eio_mock__Backend.Deadlock_detected Raised at Eio_mock__Backend.run_full in file "lib_eio/mock/backend.ml", line 112, characters 12-35 Called from Crowbar.gen_apply.go.(fun) in file "src/crowbar.ml", line 325, characters 16-19 (cd _build/default/fuzz && ./fuzz_inherit_fds.exe) inherit_fds: PASS (cd _build/default/fuzz && ./fuzz_buf_read.exe) random ops: PASS (cd _build/default/lib_eio_linux/tests && ./test.exe) Testing `eio_linux'. This run has ID `0MW6RI4V'. [OK] io 0 copy. [OK] io 1 direct_copy. [OK] io 2 poll_add. [OK] io 3 poll_add_busy. [OK] io 4 iovec. [OK] io 5 no_sqe. [OK] io 6 read_exact. [OK] io 7 expose_backend. [OK] io 8 statx. [OK] io 9 signal_race. [OK] io 10 alloc-fixed-or-wait. Full test results in `/src/_build/default/lib_eio_linux/tests/_build/_tests/eio_linux'. Test Successful in 0.008s. 11 tests run. File "tests/buf_write.md", line 1, characters 0-0: /usr/bin/git --no-pager diff --no-index --color=always -u _build/default/tests/buf_write.md _build/default/tests/.mdx/buf_write.md.corrected diff --git a/_build/default/tests/buf_write.md b/_build/default/tests/.mdx/buf_write.md.corrected index a5855d7..13e02ea 100644 --- a/_build/default/tests/buf_write.md +++ b/_build/default/tests/.mdx/buf_write.md.corrected @@ -17,7 +17,7 @@ let flow = Eio_mock.Flow.make "flow" Write.with_flow flow @@ fun w -> Write.string w "Hello"; Write.char w ' '; Write.string w "world";; +flow: wrote "Hello world" -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Auto-commit @@ -32,7 +32,7 @@ If we yield then we flush the data so far: Write.string w "world";; +flow: wrote "Hello " +flow: wrote "world" -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Read source buffer @@ -47,7 +47,7 @@ If supported by the flow, we can avoid copying: Write.schedule_cstruct w (Cstruct.of_string "world"); Write.char w '!';; +flow: wrote ["Hello "; "world"; "!"] -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Pausing @@ -62,7 +62,7 @@ Without pausing: Write.string w "world";; +flow: wrote "Hello... " +flow: wrote "world" -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` With pausing @@ -76,7 +76,7 @@ With pausing Write.unpause w; Write.string w "world";; +flow: wrote ["Hello... "; "world"] -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Empty writes @@ -88,7 +88,7 @@ With pausing Write.bytes t (Bytes.make 0 '\000'); Write.cstruct t Cstruct.empty; Write.schedule_cstruct t Cstruct.empty;; -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Endianness @@ -101,7 +101,7 @@ With pausing Write.BE.uint16 t 5;; +flow: wrote "\005\000" +flow: wrote "\000\005" -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Writes @@ -120,7 +120,7 @@ With pausing +flow: wrote "test" +flow: wrote "test" +flow: wrote "A" -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Multiple writes @@ -141,9 +141,7 @@ With pausing Write.with_flow ~initial_size:1 flow f;; +With room: +flow: wrote "testtestte" -+Without room: -+flow: wrote ["te"; "st"; "te"; "st"; "te"] -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Formatting @@ -181,7 +179,7 @@ With pausing +flow: wrote "tcp:[::1]:8080This is a second call to printf\n" + "\n" +flow: wrote "Flushed. Goodbye\n" -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Flushing @@ -214,7 +212,7 @@ Eio_mock.Flow.on_copy_bytes flow [ +flow: wrote "Hel" +flow: wrote "lo" +Flushed -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` Multiple flushes: @@ -242,7 +240,7 @@ Multiple flushes: +flow: wrote "f" +3rd flush +Done -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` Check flush waits for the write to succeed: @@ -278,7 +276,7 @@ let slow_writer = traceln "Flush complete" +Write "test" +Flush complete -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Scheduling @@ -299,7 +297,7 @@ let slow_writer = +flow: wrote ["one"; "two"] +flow: wrote "end" +Should all be flushed by now. -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Cancellation @@ -339,7 +337,7 @@ Exception: Failure "Simulated error". Write.with_flow flow @@ fun t -> try Write.string t "hi" ~off:100; assert false with Invalid_argument _ -> ();; -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` ## Serialize @@ -399,8 +397,6 @@ We still flush the output on error: Write.string t "foo"; failwith "Simulated error";; +flow: wrote "f" -+flow: wrote "o" -+flow: wrote "o" Exception: Failure "Simulated error". ``` @@ -480,7 +476,7 @@ But the flush does succeed in the normal case: +flow: wrote "fo" +flow: wrote "o" +Flush succeeded -- : unit = () +Exception: Eio_mock__Backend.Deadlock_detected. ``` If we don't pass a switch then we can still cancel flushes manually: 2025-05-15 14:58.17: Cancelling: Timeout (60.0 minutes) Job cancelled 2025-05-15 14:58.17: Timeout (60.0 minutes)