2026-01-16 13:57.18: New job: test tarides/runtime_events_tools https://github.com/tarides/runtime_events_tools.git#refs/heads/main (1a3ad300b3ba7e4a500a9e14d57dcdb39c6450f9) (linux-x86_64:alpine-3.22-5.4_opam-2.5) Base: ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5 Opam project build To reproduce locally: git clone --recursive "https://github.com/tarides/runtime_events_tools.git" -b "main" && cd "runtime_events_tools" && git reset --hard 1a3ad300 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5 # alpine-3.22-5.4_opam-2.5 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.5 /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 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 runtime_events_tools_bare.opam runtime_events_tools.opam ./ RUN opam pin add -yn runtime_events_tools_bare.dev './' && \ opam pin add -yn runtime_events_tools.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base cmdliner.1.3.0 conf-cmake.1 conf-libffi.2.0.0 conf-pkg-config.4 conf-zlib.1 csexp.1.5.2 ctypes.0.24.0 ctypes-foreign.0.24.0 dune.3.21.0 dune-configurator.3.21.0 fmt.0.11.0 hdr_histogram.0.0.4 integers.0.7.0 menhir.20250912 menhirCST.20250912 menhirLib.20250912 menhirSdk.20250912 mtime.2.1.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 re.1.14.0 stdlib-shims.0.3.0 thread-local-storage.0.2 topkg.1.1.1 trace.0.10.1 trace-fuchsia.0.10.1 uutf.1.0.4" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.5 --depext-only -y runtime_events_tools_bare.dev runtime_events_tools.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 2026-01-16 13:57.18: Using cache hint "tarides/runtime_events_tools-ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5-alpine-3.22-5.4_opam-2.5-581fde3dd1f8353fdc164d0d32e497c2" 2026-01-16 13:57.18: Using OBuilder spec: ((from ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5) (comment alpine-3.22-5.4_opam-2.5) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (run (shell "sudo ln -f /usr/bin/opam-2.5 /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 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src runtime_events_tools_bare.opam runtime_events_tools.opam) (dst ./)) (run (network host) (shell "opam pin add -yn runtime_events_tools_bare.dev './' && \ \nopam pin add -yn runtime_events_tools.dev './'")) (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base cmdliner.1.3.0 conf-cmake.1 conf-libffi.2.0.0 conf-pkg-config.4 conf-zlib.1 csexp.1.5.2 ctypes.0.24.0 ctypes-foreign.0.24.0 dune.3.21.0 dune-configurator.3.21.0 fmt.0.11.0 hdr_histogram.0.0.4 integers.0.7.0 menhir.20250912 menhirCST.20250912 menhirLib.20250912 menhirSdk.20250912 mtime.2.1.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 re.1.14.0 stdlib-shims.0.3.0 thread-local-storage.0.2 topkg.1.1.1 trace.0.10.1 trace-fuchsia.0.10.1 uutf.1.0.4") (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=2.5 --depext-only -y runtime_events_tools_bare.dev runtime_events_tools.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")) ) 2026-01-16 13:57.18: Waiting for resource in pool OCluster 2026-01-16 16:56.46: Waiting for worker… 2026-01-16 17:02.24: Got resource from pool OCluster Building on odawa.caelum.ci.dev All commits already cached HEAD is now at 1a3ad30 Merge pull request #66 from tmcgilchrist/dir (from ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5) 2026-01-16 17:02.25 ---> using "8e7368a35b514e2f693b7ef97549c85525e506baecfd9cb71dfa7c1285b9bf9e" from cache /: (comment alpine-3.22-5.4_opam-2.5) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam")) 2026-01-16 17:02.25 ---> using "5de1607ed24a4d9a94f038b30a5d26051019ad9d567bd9b920207c8a8790958e" 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 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 Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2026-01-16 17:02.25 ---> using "9a9c4e5cee84ea1f4dd03ef20c73db2f8677135dce421b26bfc6a84a6e4cec86" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 6.8.0-87-generic The OCaml toplevel, version 5.4.0 2.5.0 2026-01-16 17:02.25 ---> using "667074f5be2334a92415ceab74ec15bb59d47bdf0e2beb825eaa389555f40c78" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2026-01-16 17:02.25 ---> using "33c7b91e3a3fd17dd0b670dfb64c2fe390ea331270d4439429317512d6a40df2" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 873cb18c37b308713d11ad3894c4bb78d73fb3e7 || git fetch origin master) && git reset -q --hard 873cb18c37b308713d11ad3894c4bb78d73fb3e7 && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD a6b2f19780..92679ed614 master -> origin/master 873cb18c37 Merge pull request #29216 from shonfeder/release-dune-3.21.0 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///home/opam/opam-repository Already up-to-date. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2026-01-16 17:02.25 ---> using "4184b41a9a82b3669f30a95932bd76a185cc6536c8f133518b5ae3e7d0ad06aa" from cache /src: (copy (src runtime_events_tools_bare.opam runtime_events_tools.opam) (dst ./)) 2026-01-16 17:02.25 ---> saved as "ed4f8d7eb621909f5fdd36dc079699657a637f445ad18e12aa15f3170bd8c37c" /src: (run (network host) (shell "opam pin add -yn runtime_events_tools_bare.dev './' && \ \nopam pin add -yn runtime_events_tools.dev './'")) [runtime_events_tools_bare.dev] synchronised (file:///src) runtime_events_tools_bare is now pinned to file:///src (version dev) [runtime_events_tools.dev] synchronised (file:///src) runtime_events_tools is now pinned to file:///src (version dev) 2026-01-16 17:02.29 ---> saved as "56bd425fe7a2d8c8626b1d778bc0bfbbc1297af891924ee10aaf741e2cdb6518" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2026-01-16 17:02.30 ---> saved as "dd33282fb87e385d023cf6b34433ed8bf044d3fb6d35648dae3c63b0301725fd" /src: (env DEPS "alcotest.1.9.1 astring.0.8.5 base-bigarray.base base-domains.base base-effects.base base-nnp.base base-threads.base base-unix.base cmdliner.1.3.0 conf-cmake.1 conf-libffi.2.0.0 conf-pkg-config.4 conf-zlib.1 csexp.1.5.2 ctypes.0.24.0 ctypes-foreign.0.24.0 dune.3.21.0 dune-configurator.3.21.0 fmt.0.11.0 hdr_histogram.0.0.4 integers.0.7.0 menhir.20250912 menhirCST.20250912 menhirLib.20250912 menhirSdk.20250912 mtime.2.1.0 ocaml.5.4.0 ocaml-base-compiler.5.4.0 ocaml-compiler.5.4.0 ocaml-config.3 ocaml-options-vanilla.1 ocaml-syntax-shims.1.0.0 ocamlbuild.0.16.1 ocamlfind.1.9.8 re.1.14.0 stdlib-shims.0.3.0 thread-local-storage.0.2 topkg.1.1.1 trace.0.10.1 trace-fuchsia.0.10.1 uutf.1.0.4") /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=2.5 --depext-only -y runtime_events_tools_bare.dev runtime_events_tools.dev $DEPS")) + /usr/bin/sudo "apk" "update" - fetch https://dl-cdn.alpinelinux.org/alpine/v3.22/main/x86_64/APKINDEX.tar.gz - fetch https://dl-cdn.alpinelinux.org/alpine/v3.22/community/x86_64/APKINDEX.tar.gz - fetch https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz - fetch https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz - fetch https://dl-cdn.alpinelinux.org/alpine/edge/testing/x86_64/APKINDEX.tar.gz - v3.22.2-345-g80278e42c54 [https://dl-cdn.alpinelinux.org/alpine/v3.22/main] - v3.22.2-350-ga346423740a [https://dl-cdn.alpinelinux.org/alpine/v3.22/community] - v20251224-1517-g76c24b64e20 [https://dl-cdn.alpinelinux.org/alpine/edge/main] - v20251224-1496-g03a612442a1 [https://dl-cdn.alpinelinux.org/alpine/edge/community] - v20251224-1495-g0eba70fbcb6 [https://dl-cdn.alpinelinux.org/alpine/edge/testing] - OK: 60721 distinct packages available <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [runtime_events_tools.dev] synchronised (file:///src) [runtime_events_tools_bare.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 5.4.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml is already installed (current version is 5.4.0). [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 system packages will first need to be installed: cmake libffi-dev zlib-dev <><> Handling external dependencies <><><><><><><><><><><><><><><><><><><><><><> + /usr/bin/sudo "apk" "add" "cmake" "libffi-dev" "zlib-dev" - (1/7) Installing libarchive (3.8.3-r0) - (2/7) Installing rhash-libs (1.4.5-r0) - (3/7) Installing libuv (1.51.0-r0) - (4/7) Installing cmake (3.31.7-r1) - (5/7) Installing linux-headers (6.14.2-r0) - (6/7) Installing libffi-dev (3.4.8-r0) - (7/7) Installing zlib-dev (1.3.1-r2) - Executing busybox-1.37.0-r20.trigger - OK: 366 MiB in 110 packages # To update the current shell environment, run: eval $(opam env) 2026-01-16 17:02.41 ---> saved as "d2533c23d14d772f0b218ff32fe651a4c480194692de1e3a2a77f29af810e18e" /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 5.4.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.0). [NOTE] Package ocaml is already installed (current version is 5.4.0). [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 30 packages - install alcotest 1.9.1 - install astring 0.8.5 - install cmdliner 1.3.0 - install conf-cmake 1 - install conf-libffi 2.0.0 - install conf-pkg-config 4 - install conf-zlib 1 - install csexp 1.5.2 - install ctypes 0.24.0 - install ctypes-foreign 0.24.0 - install dune 3.21.0 - install dune-configurator 3.21.0 - install fmt 0.11.0 - install hdr_histogram 0.0.4 - install integers 0.7.0 - install menhir 20250912 - install menhirCST 20250912 - install menhirLib 20250912 - install menhirSdk 20250912 - install mtime 2.1.0 - install ocaml-syntax-shims 1.0.0 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install re 1.14.0 - install stdlib-shims 0.3.0 - install thread-local-storage 0.2 - install topkg 1.1.1 - install trace 0.10.1 - install trace-fuchsia 0.10.1 - install uutf 1.0.4 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved alcotest.1.9.1 (cached) -> retrieved conf-cmake.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved cmdliner.1.3.0 (cached) -> retrieved csexp.1.5.2 (cached) -> installed conf-cmake.1 -> installed conf-pkg-config.4 -> retrieved ctypes.0.24.0, ctypes-foreign.0.24.0 (cached) -> retrieved fmt.0.11.0 (cached) -> installed conf-libffi.2.0.0 -> installed conf-zlib.1 -> retrieved integers.0.7.0 (cached) -> retrieved hdr_histogram.0.0.4 (cached) -> retrieved mtime.2.1.0 (cached) -> retrieved ocaml-syntax-shims.1.0.0 (cached) -> retrieved menhir.20250912, menhirCST.20250912, menhirLib.20250912, menhirSdk.20250912 (cached) -> retrieved dune.3.21.0, dune-configurator.3.21.0 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved re.1.14.0 (cached) -> retrieved stdlib-shims.0.3.0 (cached) -> retrieved thread-local-storage.0.2 (cached) -> retrieved uutf.1.0.4 (cached) -> retrieved topkg.1.1.1 (cached) -> installed cmdliner.1.3.0 -> retrieved trace.0.10.1, trace-fuchsia.0.10.1 (cached) -> installed ocamlfind.1.9.8 -> installed ocamlbuild.0.16.1 -> installed topkg.1.1.1 -> installed uutf.1.0.4 -> installed fmt.0.11.0 -> installed mtime.2.1.0 -> installed astring.0.8.5 -> installed dune.3.21.0 -> installed csexp.1.5.2 -> installed menhirCST.20250912 -> installed menhirLib.20250912 -> installed menhirSdk.20250912 -> installed ocaml-syntax-shims.1.0.0 -> installed re.1.14.0 -> installed stdlib-shims.0.3.0 -> installed thread-local-storage.0.2 -> installed trace.0.10.1 -> installed trace-fuchsia.0.10.1 -> installed integers.0.7.0 -> installed alcotest.1.9.1 -> installed dune-configurator.3.21.0 -> installed ctypes.0.24.0 -> installed ctypes-foreign.0.24.0 -> installed menhir.20250912 -> installed hdr_histogram.0.0.4 Done. # To update the current shell environment, run: eval $(opam env) 2026-01-16 17:03.30 ---> saved as "f5322175373341de9b1e50bc4f331e35dac048ac38ab824627115fc2fdadff37" /src: (copy (src .) (dst /src)) 2026-01-16 17:03.30 ---> saved as "2c9da15f1ca58f0e90fc0fc87c0cec745a00534c85c5b3abadcf0bd3b865d142" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/test && ./test_launch.exe --show-errors) Testing `Runtime Events Tools'. This run has ID `3JQLG0AU'. [OK] process 0 process::launch success. [OK] process 1 process::launch failure. Full test results in `/src/_build/default/test/_build/_tests/Runtime Events Tools'. Test Successful in 0.102s. 2 tests run. (cd _build/default/test && ../bin/olly.exe gc-stats ./test_gc_stats.exe) stretch tree of depth 11 check: 4095 1024 trees of depth 4 check: 31744 1024 trees of depth 4 check: 31744 1024 trees of depth 4 check: 31744 256 trees of depth 6 check: 32512 256 trees of depth 6 check: 32512 256 trees of depth 6 check: 32512 64 trees of depth 8 check: 32704 64 trees of depth 8 check: 32704 64 trees of depth 8 check: 32704 16 trees of depth 10 check: 32752 16 trees of depth 10 check: 32752 16 trees of depth 10 check: 32752 long lived tree of depth 10 check: 2047 Execution times: Wall time (s): 0.00 CPU time (s): 0.01 GC time (s): 0.00 GC overhead (% of CPU time): 15.80% Per domain stats: Domain Wall(s) GC(s) GC(%) 0 0.00 0.00 12.48 1 0.00 0.00 17.79 2 0.00 0.00 18.45 GC latency profile: #[Mean (ms): 0.26, Stddev (ms): 0.14] #[Min (ms): 0.03, max (ms): 0.35] Percentile Latency (ms) 25.0000 0.03 50.0000 0.34 60.0000 0.34 70.0000 0.34 75.0000 0.34 80.0000 0.34 85.0000 0.34 90.0000 0.35 95.0000 0.35 96.0000 0.35 97.0000 0.35 98.0000 0.35 99.0000 0.35 99.9000 0.35 99.9900 0.35 99.9990 0.35 99.9999 0.35 100.0000 0.35 (cd _build/default/test && ../bin/olly.exe gc-stats ./test_gc_stats.exe 19) stretch tree of depth 20 check: 2097151 524288 trees of depth 4 check: 16252928 524288 trees of depth 4 check: 16252928 524288 trees of depth 4 check: 16252928 131072 trees of depth 6 check: 16646144 131072 trees of depth 6 check: 16646144 131072 trees of depth 6 check: 16646144 32768 trees of depth 8 check: 16744448 32768 trees of depth 8 check: 16744448 32768 trees of depth 8 check: 16744448 8192 trees of depth 10 check: 16769024 8192 trees of depth 10 check: 16769024 8192 trees of depth 10 check: 16769024 2048 trees of depth 12 check: 16775168 2048 trees of depth 12 check: 16775168 2048 trees of depth 12 check: 16775168 512 trees of depth 14 check: 16776704 512 trees of depth 14 check: 16776704 512 trees of depth 14 check: 16776704 128 trees of depth 16 check: 16777088 128 trees of depth 16 check: 16777088 128 trees of depth 16 check: 16777088 32 trees of depth 18 check: 16777184 32 trees of depth 18 check: 16777184 32 trees of depth 18 check: 16777184 long lived tree of depth 19 check: 1048575 Execution times: Wall time (s): 1.64 CPU time (s): 4.48 GC time (s): 2.20 GC overhead (% of CPU time): 49.22% Per domain stats: Domain Wall(s) GC(s) GC(%) 0 1.64 0.84 51.41 1 1.54 0.79 51.46 2 1.29 0.57 43.75 GC latency profile: #[Mean (ms): 0.41, Stddev (ms): 1.05] #[Min (ms): 0.00, max (ms): 20.04] Percentile Latency (ms) 25.0000 0.00 50.0000 0.01 60.0000 0.02 70.0000 0.07 75.0000 0.18 80.0000 0.38 85.0000 0.86 90.0000 1.67 95.0000 2.44 96.0000 2.80 97.0000 3.18 98.0000 3.87 99.0000 4.65 99.9000 7.93 99.9900 19.92 99.9990 20.04 99.9999 20.04 100.0000 20.04 2026-01-16 17:03.33 ---> saved as "cb151be1f672e6a56c719d3e5437218232e4a29473a3b638b10caf23697e62f6" Job succeeded 2026-01-16 17:03.33: Job succeeded