2026-03-03 12:05.15: New job: test tarides/runtime_events_tools https://github.com/tarides/runtime_events_tools.git#refs/heads/main (92f44392005793218038d2d56d0cc27743fd3e14) (linux-x86_64:alpine-3.22-5.4_opam-2.5)Base: ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5Opam project buildTo reproduce locally:git clone --recursive "https://github.com/tarides/runtime_events_tools.git" -b "main" && cd "runtime_events_tools" && git reset --hard 92f44392cat > Dockerfile <<'END-OF-DOCKERFILE'FROM ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5# alpine-3.22-5.4_opam-2.5USER 1000:1000ENV CLICOLOR_FORCE="1"ENV OPAMCOLOR="always"WORKDIR /srcRUN sudo ln -f /usr/bin/opam-2.5 /usr/bin/opamRUN opam init --reinit -niRUN uname -rs && opam exec -- ocaml -version && opam --versionWORKDIR /srcRUN sudo chown opam /srcRUN cd ~/opam-repository && (git cat-file -e 3cf4002e7c423bff151a3c74103700b9aa3e2c4b || git fetch origin master) && git reset -q --hard 3cf4002e7c423bff151a3c74103700b9aa3e2c4b && git log --no-decorate -n1 --oneline && opam update -uCOPY --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.2.1.0 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.3.21.1 dune-configurator.3.21.1 fmt.0.11.0 hdr_histogram.0.0.4 integers.0.7.0 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 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 topkg.1.1.1 trace.0.12 trace-fuchsia.0.12 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 $DEPSRUN opam install $DEPSCOPY --chown=1000:1000 . /srcRUN opam exec -- dune build @install @check @runtest && rm -rf _buildEND-OF-DOCKERFILEdocker build .END-REPRO-BLOCK2026-03-03 12:05.15: Using cache hint "tarides/runtime_events_tools-ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5-alpine-3.22-5.4_opam-2.5-86d8b0561b555f21d0356be5aa55bc37"2026-03-03 12:05.15: 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 3cf4002e7c423bff151a3c74103700b9aa3e2c4b || git fetch origin master) && git reset -q --hard 3cf4002e7c423bff151a3c74103700b9aa3e2c4b && 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 (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.2.1.0 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.3.21.1 dune-configurator.3.21.1 fmt.0.11.0 hdr_histogram.0.0.4 integers.0.7.0 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 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 topkg.1.1.1 trace.0.12 trace-fuchsia.0.12 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")))2026-03-03 12:05.15: Waiting for resource in pool OCluster2026-03-03 12:22.44: Waiting for worker…2026-03-03 12:28.56: Got resource from pool OClusterBuilding on eumacheAll commits already cachedHEAD is now at 92f4439 Merge pull request #81 from tmcgilchrist/theAlexes/main(from ocaml/opam:alpine-3.22-ocaml-5.4@sha256:7d7dd1f15b5b094a8c6ec589b462e81fe5f982c5d6f2ac4af2e5e3dcdc1525e5)2026-03-03 12:31.02 ---> saved as "8e7368a35b514e2f693b7ef97549c85525e506baecfd9cb71dfa7c1285b9bf9e"/: (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"))2026-03-03 12:31.03 ---> saved as "5de1607ed24a4d9a94f038b30a5d26051019ad9d567bd9b920207c8a8790958e"/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[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 --globalFormat upgrade done.<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>[default] Initialised2026-03-03 12:31.41 ---> saved as "9a9c4e5cee84ea1f4dd03ef20c73db2f8677135dce421b26bfc6a84a6e4cec86"/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))Linux 5.15.0-131-genericThe OCaml toplevel, version 5.4.02.5.02026-03-03 12:31.42 ---> saved as "667074f5be2334a92415ceab74ec15bb59d47bdf0e2beb825eaa389555f40c78"/src: (workdir /src)/src: (run (shell "sudo chown opam /src"))2026-03-03 12:31.43 ---> saved as "33c7b91e3a3fd17dd0b670dfb64c2fe390ea331270d4439429317512d6a40df2"/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))(network host)(shell "cd ~/opam-repository && (git cat-file -e 3cf4002e7c423bff151a3c74103700b9aa3e2c4b || git fetch origin master) && git reset -q --hard 3cf4002e7c423bff151a3c74103700b9aa3e2c4b && git log --no-decorate -n1 --oneline && opam update -u"))From https://github.com/ocaml/opam-repository* branch master -> FETCH_HEADa6b2f19780..8227f67d3e master -> origin/master3cf4002e7c Merge pull request #29471 from c-cube/release-trace-v0.12<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>[default] synchronised from git+file:///home/opam/opam-repositoryEverything as up-to-date as possibleHowever, you may "opam upgrade" these packages explicitly at these versions (e.g. "opam upgrade ocaml.5.5.0"), which will ask permission to downgrade or uninstall the conflicting packages.Nothing to do.# To update the current shell environment, run: eval $(opam env)2026-03-03 12:32.13 ---> saved as "b45c3f2cd1fd413fb2fe48be0eb5de97582f3ce8c4958563b178219e51d12353"/src: (copy (src runtime_events_tools_bare.opam runtime_events_tools.opam)(dst ./))2026-03-03 12:32.14 ---> saved as "bbd9abc5080df6e6749e477ca8ebd5e6cf4ec16f5c7ee987fbe227b6d1ac0946"/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)2026-03-03 12:32.21 ---> saved as "e64d2d2d60ee7d3e34e84ee06602aa5eca4215952e5cd3bc6ea39bdbf55ec851"/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))2026-03-03 12:32.22 ---> saved as "030670cf749551d801a7517d399e5f669d58df4ac1a1dbbd9d425c54087fa368"/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.2.1.0 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.3.21.1 dune-configurator.3.21.1 fmt.0.11.0 hdr_histogram.0.0.4 integers.0.7.0 menhir.20260209 menhirCST.20260209 menhirGLR.20260209 menhirLib.20260209 menhirSdk.20260209 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 topkg.1.1.1 trace.0.12 trace-fuchsia.0.12 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- v3.22.3-48-gd1a58b83bd3 [https://dl-cdn.alpinelinux.org/alpine/v3.22/main]- v3.22.3-47-gac2ede25b7c [https://dl-cdn.alpinelinux.org/alpine/v3.22/community]- v20260127-2153-gb6a55c8696e [https://dl-cdn.alpinelinux.org/alpine/edge/main]- v20260127-2153-gb6a55c8696e [https://dl-cdn.alpinelinux.org/alpine/edge/community]- v20260127-2153-gb6a55c8696e [https://dl-cdn.alpinelinux.org/alpine/edge/testing]- OK: 61005 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)2026-03-03 12:32.47 ---> saved as "e867d7a6e2b72c7e6e3425862f5775942e1e672cd125e2f7ef2ac860bdca4ef4"/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 2.1.0- 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 3.21.1- install dune-configurator 3.21.1- install fmt 0.11.0- install hdr_histogram 0.0.4- install integers 0.7.0- install menhir 20260209- install menhirCST 20260209- install menhirGLR 20260209- install menhirLib 20260209- install menhirSdk 20260209- 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 topkg 1.1.1- install trace 0.12- install trace-fuchsia 0.12- 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.2.1.0 (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 ocamlbuild.0.16.1 (cached)-> retrieved menhir.20260209, menhirCST.20260209, menhirGLR.20260209, menhirLib.20260209, menhirSdk.20260209 (cached)-> retrieved dune.3.21.1, dune-configurator.3.21.1 (cached)-> retrieved ocamlfind.1.9.8 (cached)-> retrieved re.1.14.0 (cached)-> retrieved stdlib-shims.0.3.0 (cached)-> retrieved topkg.1.1.1 (cached)-> retrieved trace.0.12, trace-fuchsia.0.12 (cached)-> retrieved uutf.1.0.4 (cached)-> installed cmdliner.2.1.0-> installed ocamlfind.1.9.8-> installed ocamlbuild.0.16.1-> installed topkg.1.1.1-> installed uutf.1.0.4-> installed mtime.2.1.0-> installed fmt.0.11.0-> installed astring.0.8.5-> installed dune.3.21.1-> installed csexp.1.5.2-> installed menhirCST.20260209-> installed menhirGLR.20260209-> installed menhirLib.20260209-> installed menhirSdk.20260209-> installed ocaml-syntax-shims.1.0.0-> installed re.1.14.0-> installed stdlib-shims.0.3.0-> installed trace.0.12-> installed integers.0.7.0-> installed trace-fuchsia.0.12-> installed alcotest.1.9.1-> installed dune-configurator.3.21.1-> installed ctypes.0.24.0-> installed menhir.20260209-> installed ctypes-foreign.0.24.0-> installed hdr_histogram.0.0.4Done.# To update the current shell environment, run: eval $(opam env)2026-03-03 12:34.40 ---> saved as "f44ef29758f61fe5651c99e3e228d5a75de3a615915843057f9b96cd0a816ae8"/src: (copy (src .) (dst /src))2026-03-03 12:34.41 ---> saved as "b66c3131c30bbf3f48e7ee01cb9fca11fb045ff72399bd4a3069f46114b49fb2"/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))(cd _build/default/test && ../bin/olly.exe gc-stats ./test_gc_stats.exe)stretch tree of depth 11 check: 40951024 trees of depth 4 check: 317441024 trees of depth 4 check: 31744256 trees of depth 6 check: 3251264 trees of depth 8 check: 32704256 trees of depth 6 check: 3251216 trees of depth 10 check: 3275264 trees of depth 8 check: 3270416 trees of depth 10 check: 327521024 trees of depth 4 check: 31744256 trees of depth 6 check: 3251264 trees of depth 8 check: 3270416 trees of depth 10 check: 32752long lived tree of depth 10 check: 2047Execution times:Wall time (s): 0.01CPU time (s): 0.02GC time (s): 0.00GC overhead (% of CPU time): 6.76%Per domain stats:Domain Wall(s) GC(s) GC(%)0 0.01 0.00 0.001 0.01 0.00 0.002 0.00 0.00 36.82GC latency profile:#[Mean (ms): 1.61, Stddev (ms): 0.00]#[Min (ms): 1.61, max (ms): 1.61]Percentile Latency (ms)25.0000 1.6150.0000 1.6160.0000 1.6170.0000 1.6175.0000 1.6180.0000 1.6185.0000 1.6190.0000 1.6195.0000 1.6196.0000 1.6197.0000 1.6198.0000 1.6199.0000 1.6199.9000 1.6199.9900 1.6199.9990 1.6199.9999 1.61100.0000 1.61(cd _build/default/test && ./test_launch.exe --show-errors)Testing `Runtime Events Tools'.This run has ID `T3DJ0FV9'.[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 0.113s. 2 tests run.(cd _build/default/test && ../bin/olly.exe gc-stats ./test_gc_stats.exe 19)stretch tree of depth 20 check: 2097151524288 trees of depth 4 check: 16252928524288 trees of depth 4 check: 16252928524288 trees of depth 4 check: 16252928131072 trees of depth 6 check: 16646144131072 trees of depth 6 check: 16646144131072 trees of depth 6 check: 1664614432768 trees of depth 8 check: 1674444832768 trees of depth 8 check: 1674444832768 trees of depth 8 check: 167444488192 trees of depth 10 check: 167690248192 trees of depth 10 check: 167690248192 trees of depth 10 check: 167690242048 trees of depth 12 check: 167751682048 trees of depth 12 check: 167751682048 trees of depth 12 check: 16775168512 trees of depth 14 check: 16776704512 trees of depth 14 check: 16776704512 trees of depth 14 check: 16776704128 trees of depth 16 check: 16777088128 trees of depth 16 check: 16777088128 trees of depth 16 check: 1677708832 trees of depth 18 check: 1677718432 trees of depth 18 check: 1677718432 trees of depth 18 check: 16777184long lived tree of depth 19 check: 1048575Execution times:Wall time (s): 7.15CPU time (s): 20.76GC time (s): 11.57GC overhead (% of CPU time): 55.74%Per domain stats:Domain Wall(s) GC(s) GC(%)0 7.15 4.02 56.191 6.85 3.83 55.932 6.76 3.72 55.07GC latency profile:#[Mean (ms): 2.16, Stddev (ms): 4.95]#[Min (ms): 0.00, max (ms): 79.82]Percentile Latency (ms)25.0000 0.0050.0000 0.0360.0000 0.0570.0000 0.4775.0000 1.9080.0000 3.9685.0000 5.7790.0000 7.1795.0000 10.8596.0000 12.1397.0000 14.7098.0000 17.3299.0000 22.8999.9000 41.9899.9900 68.0399.9990 79.8299.9999 79.82100.0000 79.822026-03-03 12:34.53 ---> saved as "0238b03ff84a7bd34e94fff6039acddec1b069a9ef6e2613c878556a233a5b5d"Job succeeded2026-03-03 12:34.53: Job succeeded