(for PR #29582)

2026-03-25 13:13.23: New job: test root1d.0.5.1 with ocaml-compiler.5.4.0~alpha1, using opam dev
                              from https://github.com/ocaml/opam-repository.git#refs/pull/29582/head (fa5fb3a6a806e832e4c7791145889a6bbe8b64ef)
                              on debian-13-ocaml-5.4/amd64

To reproduce locally:

cd $(mktemp -d)
git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/29582/head" && git reset --hard fa5fb3a6
git fetch origin master
git merge --no-edit 2f93e9d4614d6376ed929fc2cee7c59cb9d5833b
cat > ../Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6
USER 1000:1000
WORKDIR /home/opam
RUN sudo ln -f /usr/bin/opam-dev /usr/bin/opam
RUN opam init --reinit -ni
RUN opam option solver=builtin-0install && opam config report
ENV OPAMDOWNLOADJOBS="1"
ENV OPAMERRLOGLEN="0"
ENV OPAMPRECISETRACKING="1"
ENV CI="true"
ENV OPAM_REPO_CI="true"
RUN rm -rf opam-repository/
COPY --chown=1000:1000 . opam-repository/
RUN opam repository set-url --strict default opam-repository/
RUN opam update --depexts || true
RUN opam pin add -k version -yn ocaml-compiler.5.4.0~alpha1 5.4.0~alpha1
RUN opam reinstall --update-invariant ocaml-compiler.5.4.0~alpha1; \
    res=$?; \
    test "$res" != 31 && exit "$res"; \
    export OPAMCLI=2.0; \
    build_dir=$(opam var prefix)/.opam-switch/build; \
    failed=$(ls "$build_dir"); \
    partial_fails=""; \
    for pkg in $failed; do \
    if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"debian-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'ocaml-compiler.5.4.0~alpha1' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN opam reinstall root1d.0.5.1; \
    res=$?; \
    test "$res" != 31 && exit "$res"; \
    export OPAMCLI=2.0; \
    build_dir=$(opam var prefix)/.opam-switch/build; \
    failed=$(ls "$build_dir"); \
    partial_fails=""; \
    for pkg in $failed; do \
    if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"debian-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'root1d.0.5.1' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1
RUN (opam reinstall --with-test root1d.0.5.1) || true
RUN opam reinstall --with-test --verbose root1d.0.5.1; \
    res=$?; \
    test "$res" != 31 && exit "$res"; \
    export OPAMCLI=2.0; \
    build_dir=$(opam var prefix)/.opam-switch/build; \
    failed=$(ls "$build_dir"); \
    partial_fails=""; \
    for pkg in $failed; do \
    if opam show -f x-ci-accept-failures: "$pkg" | grep -qF "\"debian-13\""; then \
    echo "A package failed and has been disabled for CI using the 'x-ci-accept-failures' field."; \
    fi; \
    test "$pkg" != 'root1d.0.5.1' && partial_fails="$partial_fails $pkg"; \
    done; \
    test "${partial_fails}" != "" && echo "opam-repo-ci detected dependencies failing: ${partial_fails}"; \
    exit 1

END-OF-DOCKERFILE
docker build -f ../Dockerfile .

2026-03-25 13:13.23: Using cache hint "ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6-ocaml-compiler.5.4.0~alpha1-root1d.0.5.1-fa5fb3a6a806e832e4c7791145889a6bbe8b64ef"
2026-03-25 13:13.23: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6)
 (user (uid 1000) (gid 1000))
 (workdir /home/opam)
 (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
 (run (network host)
      (shell "opam init --reinit --config .opamrc-sandbox -ni"))
 (run (shell "opam option solver=builtin-0install && opam config report"))
 (env OPAMDOWNLOADJOBS 1)
 (env OPAMERRLOGLEN 0)
 (env OPAMPRECISETRACKING 1)
 (env CI true)
 (env OPAM_REPO_CI true)
 (run (shell "rm -rf opam-repository/"))
 (copy (src .) (dst opam-repository/))
 (run (shell "opam repository set-url --strict default opam-repository/"))
 (run (network host)
      (shell "opam update --depexts || true"))
 (run (shell "opam pin add -k version -yn ocaml-compiler.5.4.0~alpha1 5.4.0~alpha1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall --update-invariant ocaml-compiler.5.4.0~alpha1;\
             \n        res=$?;\
             \n        test \"$res\" != 31 && exit \"$res\";\
             \n        export OPAMCLI=2.0;\
             \n        build_dir=$(opam var prefix)/.opam-switch/build;\
             \n        failed=$(ls \"$build_dir\");\
             \n        partial_fails=\"\";\
             \n        for pkg in $failed; do\
             \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'ocaml-compiler.5.4.0~alpha1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
      (network host)
      (shell  "opam reinstall root1d.0.5.1;\
             \n        res=$?;\
             \n        test \"$res\" != 31 && exit \"$res\";\
             \n        export OPAMCLI=2.0;\
             \n        build_dir=$(opam var prefix)/.opam-switch/build;\
             \n        failed=$(ls \"$build_dir\");\
             \n        partial_fails=\"\";\
             \n        for pkg in $failed; do\
             \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'root1d.0.5.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
 (run (network host)
      (shell "(opam reinstall --with-test root1d.0.5.1) || true"))
 (run (shell  "opam reinstall --with-test --verbose root1d.0.5.1;\
             \n        res=$?;\
             \n        test \"$res\" != 31 && exit \"$res\";\
             \n        export OPAMCLI=2.0;\
             \n        build_dir=$(opam var prefix)/.opam-switch/build;\
             \n        failed=$(ls \"$build_dir\");\
             \n        partial_fails=\"\";\
             \n        for pkg in $failed; do\
             \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
             \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
             \n          fi;\
             \n          test \"$pkg\" != 'root1d.0.5.1' && partial_fails=\"$partial_fails $pkg\";\
             \n        done;\
             \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
             \n        exit 1"))
)

2026-03-25 13:13.23: Waiting for resource in pool OCluster
2026-03-25 15:49.41: Waiting for worker…
2026-03-25 15:54.11: Got resource from pool OCluster
Building on clete.caelum.ci.dev
All commits already cached
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HEAD is now at 2f93e9d461 Merge pull request #29592 from dinosaure/release-miou-v0.5.5
Merge made by the 'ort' strategy.
 packages/ocaml-compiler/ocaml-compiler.5.3.0/opam      |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.3/opam        |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.0/opam      |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~alpha1/opam    |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~beta1/opam     |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.4.0~beta2/opam     |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.0~rc1/opam  |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4.1/opam      |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.4/opam        |  5 ++++-
 .../ocaml-compiler/ocaml-compiler.5.5.0~alpha1/opam    |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.5/opam        |  5 ++++-
 packages/ocaml-compiler/ocaml-compiler.5.6/opam        |  5 ++++-
 packages/ocaml-option-llvm/ocaml-option-llvm.1/opam    | 18 ++++++++++++++++++
 .../ocaml-options-vanilla/ocaml-options-vanilla.1/opam |  1 +
 packages/ocaml-variants/ocaml-variants.5.2.0+msvc/opam |  2 ++
 15 files changed, 69 insertions(+), 12 deletions(-)
 create mode 100644 packages/ocaml-option-llvm/ocaml-option-llvm.1/opam

(from ocaml/opam:debian-13-ocaml-5.4@sha256:bd342cbd7766c453282fdafbc2e565ae3361320ec344722cf4372b782e4a97f6)
2026-03-25 15:54.25 ---> using "41eea30e3f639c18d8cf57c309ec76919ec7b2398036f7e41744cbce59a133d3" from cache

/: (user (uid 1000) (gid 1000))

/: (workdir /home/opam)

/home/opam: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2026-03-25 15:54.25 ---> using "4ad7f430d684c40cedc651267e0edf890c044fe4e624255de377c471b4526bac" from cache

/home/opam: (run (network host)
                 (shell "opam init --reinit --config .opamrc-sandbox -ni"))
Configuring from /home/opam/.opamrc-sandbox, then /home/opam/.opamrc, and finally 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
2026-03-25 15:54.25 ---> using "71fa58e52457bf6a7eac317c6a6ef1e2bdf53e533a1e4fd04b90c9349347e038" from cache

/home/opam: (run (shell "opam option solver=builtin-0install && opam config report"))
Set to 'builtin-0install' the field solver in global configuration
# opam config report
# opam-version         2.5.0
# self-upgrade         no
# system               arch=x86_64 os=linux os-distribution=debian os-version=13
# solver               builtin-0install
# install-criteria     -changed,-count[avoid-version,solution]
# upgrade-criteria     -count[avoid-version,solution]
# jobs                 71
# repositories         1 (version-controlled)
# pinned               1 (version)
# current-switch       5.4
# invariant            ["ocaml-base-compiler" {= "5.4.0"}]
# compiler-packages    ocaml-base-compiler.5.4.0, ocaml-compiler.5.4.0, ocaml-options-vanilla.1
# ocaml:native         true
# ocaml:native-tools   true
# ocaml:native-dynlink true
# ocaml:stubsdir       /home/opam/.opam/5.4/lib/ocaml/stublibs:/home/opam/.opam/5.4/lib/ocaml
# ocaml:preinstalled   false
# ocaml:compiler       5.4.0
2026-03-25 15:54.25 ---> using "ed86081cb38ca125a920162bfe6a4bb7b1c27c6973c917551687c83cf44dbfdf" from cache

/home/opam: (env OPAMDOWNLOADJOBS 1)

/home/opam: (env OPAMERRLOGLEN 0)

/home/opam: (env OPAMPRECISETRACKING 1)

/home/opam: (env CI true)

/home/opam: (env OPAM_REPO_CI true)

/home/opam: (run (shell "rm -rf opam-repository/"))
2026-03-25 15:54.25 ---> using "04a48515eea40c32b96da0c71328b4bba0edb66eed83d4f78554b39097cf1f25" from cache

/home/opam: (copy (src .) (dst opam-repository/))
2026-03-25 15:54.26 ---> using "034191995d824300f355cbba1072d6e5fe6d815701f24eb84d82c75009d73829" from cache

/home/opam: (run (shell "opam repository set-url --strict default opam-repository/"))
[default] Initialised
2026-03-25 15:54.26 ---> using "8232259ea36ea8848dc29ae49703acf145fd27b40f3ebd8fb785db7f8da1b9d4" from cache

/home/opam: (run (network host)
                 (shell "opam update --depexts || true"))
+ /usr/bin/sudo "apt-get" "update"
- Get:1 http://deb.debian.org/debian trixie InRelease [140 kB]
- Get:2 http://deb.debian.org/debian trixie-updates InRelease [47.3 kB]
- Get:3 http://deb.debian.org/debian-security trixie-security InRelease [43.4 kB]
- Get:4 http://deb.debian.org/debian trixie/main amd64 Packages [9671 kB]
- Get:5 http://deb.debian.org/debian-security trixie-security/main amd64 Packages [114 kB]
- Fetched 10.0 MB in 1s (6734 kB/s)
- Reading package lists...
- 
2026-03-25 15:54.26 ---> using "a75782a571df4fc8f8933e94c681af881015ee87cdd4c652f8ae9af1d8cfad37" from cache

/home/opam: (run (shell "opam pin add -k version -yn ocaml-compiler.5.4.0~alpha1 5.4.0~alpha1"))
ocaml-compiler is now pinned to version 5.4.0~alpha1
2026-03-25 15:54.26 ---> using "e88d50778e741ddee9b34c84a56e5e9e4639d3fa2f3e012374704cbfbb53ef0f" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall --update-invariant ocaml-compiler.5.4.0~alpha1;\
                        \n        res=$?;\
                        \n        test \"$res\" != 31 && exit \"$res\";\
                        \n        export OPAMCLI=2.0;\
                        \n        build_dir=$(opam var prefix)/.opam-switch/build;\
                        \n        failed=$(ls \"$build_dir\");\
                        \n        partial_fails=\"\";\
                        \n        for pkg in $failed; do\
                        \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'ocaml-compiler.5.4.0~alpha1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
ocaml-compiler.5.4.0~alpha1 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== remove 1 package
  - remove    ocaml-base-compiler 5.4.0 (pinned)                 [conflicts with ocaml-compiler]
=== downgrade 1 package
  - downgrade ocaml-compiler      5.4.0 to 5.4.0~alpha1 (pinned)
=== recompile 6 packages
  - recompile base-domains        base                           [uses ocaml]
  - recompile base-effects        base                           [uses ocaml]
  - recompile base-nnp            base                           [uses base-domains]
  - recompile ocaml               5.4.0                          [uses ocaml-base-compiler]
  - recompile ocaml-config        3                              [uses ocaml-base-compiler]
  - recompile opam-depext         1.2.3                          [uses ocaml]
=== install 1 package
  - install   ocaml-variants      5.4.0~alpha1+options           [required by ocaml]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved ocaml-compiler.5.4.0~alpha1  (cached)
-> retrieved ocaml-config.3  (cached)
-> retrieved opam-depext.1.2.3  (cached)
-> removed   base-effects.base
-> removed   base-nnp.base
-> removed   base-domains.base
-> removed   opam-depext.1.2.3
-> removed   ocaml.5.4.0
-> removed   ocaml-config.3
-> removed   ocaml-base-compiler.5.4.0
-> removed   ocaml-compiler.5.4.0
-> installed ocaml-compiler.5.4.0~alpha1
-> installed ocaml-variants.5.4.0~alpha1+options
-> installed ocaml-config.3
-> installed ocaml.5.4.0
-> installed base-domains.base
-> installed base-effects.base
-> installed base-nnp.base
-> installed opam-depext.1.2.3
[NOTE] Switch invariant was updated to ["ocaml-variants" {= "5.4.0~alpha1+options"}]
       Use `opam switch set-invariant' to change it.
Done.

<><> opam-depext.1.2.3 installed successfully <><><><><><><><><><><><><><><><><>
=> opam-depext is unnecessary when used with opam >= 2.1. Please use opam install directly instead
# To update the current shell environment, run: eval $(opam env)
2026-03-25 15:54.26 ---> using "b7d43dc4936243f5436b930db356d86affbfebfa395eb0b37eb16d2b855a3853" from cache

/home/opam: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
                 (network host)
                 (shell  "opam reinstall root1d.0.5.1;\
                        \n        res=$?;\
                        \n        test \"$res\" != 31 && exit \"$res\";\
                        \n        export OPAMCLI=2.0;\
                        \n        build_dir=$(opam var prefix)/.opam-switch/build;\
                        \n        failed=$(ls \"$build_dir\");\
                        \n        partial_fails=\"\";\
                        \n        for pkg in $failed; do\
                        \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'root1d.0.5.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
root1d.0.5.1 is not installed. Install it? [Y/n] y
The following actions will be performed:
=== install 2 packages
  - install dune   3.22.0 [required by root1d]
  - install root1d 0.5.1

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved dune.3.22.0  (cached)
-> retrieved root1d.0.5.1  (https://opam.ocaml.org/cache)
-> installed dune.3.22.0
-> installed root1d.0.5.1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-25 15:55.51 ---> saved as "ff352e906e578ccd5aba6e9faa1b90e0f040c389e2fbea45a8b50c8bf6e664b0"

/home/opam: (run (network host)
                 (shell "(opam reinstall --with-test root1d.0.5.1) || true"))
The following actions will be performed:
=== recompile 1 package
  - recompile root1d    0.5.1
=== install 1 package
  - install   benchmark 1.7   [required by root1d]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved benchmark.1.7  (https://opam.ocaml.org/cache)
-> retrieved root1d.0.5.1  (https://opam.ocaml.org/cache)
-> removed   root1d.0.5.1
-> installed benchmark.1.7
-> installed root1d.0.5.1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-25 15:56.19 ---> saved as "a556e401ae172e5457f9ca243a0de3420df49e2e9b8da79c139ab95148e8af6a"

/home/opam: (run (shell  "opam reinstall --with-test --verbose root1d.0.5.1;\
                        \n        res=$?;\
                        \n        test \"$res\" != 31 && exit \"$res\";\
                        \n        export OPAMCLI=2.0;\
                        \n        build_dir=$(opam var prefix)/.opam-switch/build;\
                        \n        failed=$(ls \"$build_dir\");\
                        \n        partial_fails=\"\";\
                        \n        for pkg in $failed; do\
                        \n          if opam show -f x-ci-accept-failures: \"$pkg\" | grep -qF \"\\\"debian-13\\\"\"; then\
                        \n            echo \"A package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\";\
                        \n          fi;\
                        \n          test \"$pkg\" != 'root1d.0.5.1' && partial_fails=\"$partial_fails $pkg\";\
                        \n        done;\
                        \n        test \"${partial_fails}\" != \"\" && echo \"opam-repo-ci detected dependencies failing: ${partial_fails}\";\
                        \n        exit 1"))
The following actions will be performed:
=== recompile 1 package
  - recompile root1d 0.5.1

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing  1/4: [root1d.0.5.1: extract]
-> retrieved root1d.0.5.1  (cached)
Processing  2/4: [root1d: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "root1d" "-j" "71" (CWD=/home/opam/.opam/5.4/.opam-switch/build/root1d.0.5.1)
Processing  2/4: [root1d: dune runtest]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "runtest" "-p" "root1d" "-j" "71" (CWD=/home/opam/.opam/5.4/.opam-switch/build/root1d.0.5.1)
- (cd _build/default/tests && ./simple.exe)
- Roots: 1 (err: 0) and 3 (err: 9.76996e-15)
- (cd _build/default/tests && ./difficult.exe)
- Root: 9.88072e-21 (err: -0.0001)
- Root: -1.40718e-21 (exact: 0)
- (cd _build/default/tests && ./speed.exe)
- Bisection:
- f: 0.328538 [30]  f: 1.264658 [28]  f: 2.406803 [27]  f1: -3.000000 [6] 
- f2: 1.165561 [28]  f3: 0.000000 [60]  f4: 0.000977 [12]  f5: 0.002000 [37] 
- 
- Brent:
- f: 0.328538 [10]  f: 1.264658 [8]  f: 2.406803 [10]  f1: -3.000000 [12] 
- f2: 1.165561 [12]  f3: -0.000000 [57]  f4: 0.000923 [22]  f5: 0.002000 [44] 
- 
- Illinois:
- f: 0.328538 [13]  f: 1.264658 [9]  f: 2.406803 [12]  f1: 1.000000 [55] 
- f2: 1.165561 [16]  f3: 0.000000 [940]  f4: 0.001354 [1059] 
- f5: 0.002000 [4959] 
- 
- Brent 4:
- f: 0.328538 [13]  f: 1.264658 [8]  f: 2.406803 [10]  f1: -3.000000 [12] 
- f2: 1.165561 [10]  f3: -0.000000 [62]  f4: 0.000354 [26]  f5: 0.002000 [42] 
- 
- Throughputs for "Root1D", "Illinois", "brent4" each running 5 times for at least 1 CPU second:
-   Root1D:  1.05 WALL ( 1.05 usr +  0.00 sys =  1.05 CPU, minor = 698.20 MB, major = 0 B) @ 146343.00/s (n=153654)
-            1.05 WALL ( 1.05 usr +  0.00 sys =  1.05 CPU, minor = 698.20 MB, major = 0 B) @ 146740.05/s (n=153654)
-            1.05 WALL ( 1.05 usr +  0.00 sys =  1.05 CPU, minor = 698.20 MB, major = 0 B) @ 145868.97/s (n=153654)
-            1.09 WALL ( 1.09 usr +  0.00 sys =  1.09 CPU, minor = 698.20 MB, major = 0 B) @ 141135.95/s (n=153654)
-            1.06 WALL ( 1.05 usr +  0.00 sys =  1.05 CPU, minor = 698.20 MB, major = 0 B) @ 146095.04/s (n=153654)
- Illinois:  1.04 WALL ( 1.04 usr +  0.00 sys =  1.04 CPU, minor = 1018.48 MB, major = 0 B) @ 2492.15/s (n=2597)
-            1.05 WALL ( 1.05 usr +  0.00 sys =  1.05 CPU, minor = 1018.48 MB, major = 0 B) @ 2481.83/s (n=2597)
-            1.07 WALL ( 1.07 usr +  0.00 sys =  1.07 CPU, minor = 1350.65 MB, major = 0 B) @ 3206.75/s (n=3444)
-            1.00 WALL ( 1.00 usr +  0.00 sys =  1.00 CPU, minor = 1188.69 MB, major = 0 B) @ 3021.63/s (n=3031)
-            1.01 WALL ( 1.01 usr +  0.00 sys =  1.01 CPU, minor = 1018.48 MB, major = 0 B) @ 2563.67/s (n=2597)
-   brent4:  1.45 WALL ( 1.45 usr +  0.00 sys =  1.45 CPU, minor = 1427.93 MB, major = 0 B) @ 163606.67/s (n=237355)
-            1.48 WALL ( 1.48 usr +  0.00 sys =  1.48 CPU, minor = 1427.93 MB, major = 0 B) @ 160663.54/s (n=237355)
-            1.70 WALL ( 1.70 usr +  0.00 sys =  1.70 CPU, minor = 1427.93 MB, major = 0 B) @ 139365.47/s (n=237355)
-            1.62 WALL ( 1.62 usr +  0.00 sys =  1.62 CPU, minor = 1427.93 MB, major = 0 B) @ 146152.49/s (n=237355)
-            1.68 WALL ( 1.67 usr +  0.00 sys =  1.67 CPU, minor = 1427.93 MB, major = 0 B) @ 141908.91/s (n=237355)
-              Rate       Illinois   Root1D   brent4
- Illinois   2753+- 287/s       --     -98%     -98%
-   Root1D 145237+-1967/s    5175%       --    [-3%]
-   brent4 150339+-9420/s    5361%     [4%]       --
- (cd _build/default/tests && ./precision.exe)
-          Bisection [#eval] Brent                       Illinois
- a=    1: 0.666239    [51] 0.666239    [10] ε=1.17e-15  0.666239    [12] ε=8.33e-16  
- a=    2: 0.238317    [53] 0.238317    [12] ε=9.32e-16  0.238317    [11] ε=1.05e-15  
- a=    3: 0.109994    [54] 0.109994    [10] ε=8.83e-16  0.109994    [13] ε=6.31e-16  
- a=    4: 0.062298    [55] 0.062298    [12] ε=6.68e-16  0.062298    [14] ε=3.34e-16  
- a=    5: 0.0399468   [55] 0.0399468   [13] ε=3.13e-15  0.0399468   [13] ε=3.47e-15  
- a=   10: 0.00999917  [57] 0.00999917  [12] ε=1.91e-15  0.00999917  [13] ε=2.26e-15  
- a=   20: 0.00249999  [59] 0.00249999  [12] ε=2.78e-15  0.00249999  [13] ε=2.60e-15  
- a=   40: 0.000625    [61] 0.000625    [12] ε=0.00e+00  0.000625    [13] ε=0.00e+00  
- a=   60: 0.000277778 [62] 0.000277778 [12] ε=3.51e-15  0.000277778 [13] ε=3.51e-15  
- a=  100: 0.0001      [64] 0.0001      [13] ε=9.49e-16  0.0001      [13] ε=1.22e-15  
- a=  300: 1.11111e-05 [67] 1.11111e-05 [13] ε=1.37e-15  1.11111e-05 [14] ε=1.37e-15  
- a=  500: 4e-06       [69] 4e-06       [12] ε=1.48e-15  4e-06       [14] ε=1.48e-15  
- a= 1000: 1e-06       [71] 1e-06       [13] ε=2.12e-16  1e-06       [14] ε=2.12e-16  
- a= 5000: 4e-08       [75] 4e-08       [12] ε=1.16e-15  4e-08       [15] ε=9.93e-16  
- a=10000: 1e-08       [77] 1e-08       [13] ε=2.32e-15  1e-08       [16] ε=2.48e-15  
- a=50000: 4e-10       [82] 4e-10       [13] ε=6.46e-16  4e-10       [15] ε=7.75e-16  
-> compiled  root1d.0.5.1
-> removed   root1d.0.5.1
-> installed root1d.0.5.1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-03-25 15:56.48 ---> saved as "910280d4c94ac0ed0c68e04a8d22a44e6a8a293377f53fe40afd88a7ce2d0cbf"
Job succeeded
2026-03-25 15:57.25: Job succeeded