fedora-42-5.4_opam-2.5

2026-04-16 16:38.37: New job: test hannesm/duration https://github.com/hannesm/duration.git#refs/heads/main (0b278aa46102707d3c8b4633dd408862b30f6643) (linux-x86_64:fedora-42-5.4_opam-2.5)
Base: ocaml/opam:fedora-42-ocaml-5.4@sha256:c9a78c1c1c51199def01f859dee97442731545f8963dbec1979d2c2db9c959bb
Opam project build


To reproduce locally:


git clone --recursive "https://github.com/hannesm/duration.git" -b "main" && cd "duration" && git reset --hard 0b278aa4
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:fedora-42-ocaml-5.4@sha256:c9a78c1c1c51199def01f859dee97442731545f8963dbec1979d2c2db9c959bb
# fedora-42-5.4_opam-2.5
USER 1000:1000
ENV CLICOLOR_FORCE="1"
ENV OPAMCOLOR="always"
WORKDIR /src
RUN sudo dnf install -y findutils
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 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && git log --no-decorate -n1 --oneline && opam update -u
COPY --chown=1000:1000 duration.opam ./
RUN opam pin add -yn duration.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 dune.3.22.2 fmt.0.11.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 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 uutf.1.0.4"
ENV CI="true"
ENV OCAMLCI="true"
RUN opam update --depexts && opam install --cli=2.5 --depext-only -y duration.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


2026-04-16 16:38.37: Using cache hint "hannesm/duration-ocaml/opam:fedora-42-ocaml-5.4@sha256:c9a78c1c1c51199def01f859dee97442731545f8963dbec1979d2c2db9c959bb-fedora-42-5.4_opam-2.5-2dac388420a8907fb8cecb3249a0a397"
2026-04-16 16:38.37: Using OBuilder spec:
((from ocaml/opam:fedora-42-ocaml-5.4@sha256:c9a78c1c1c51199def01f859dee97442731545f8963dbec1979d2c2db9c959bb)
(comment fedora-42-5.4_opam-2.5)
(user (uid 1000) (gid 1000))
(env CLICOLOR_FORCE 1)
(env OPAMCOLOR always)
(workdir /src)
(run (network host)
(shell "sudo dnf install -y findutils"))
(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 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && git log --no-decorate -n1 --oneline && opam update -u"))
(copy (src duration.opam) (dst ./))
(run (network host)
(shell "opam pin add -yn duration.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 dune.3.22.2 fmt.0.11.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 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 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 duration.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"))
)


2026-04-16 16:38.37: Waiting for resource in pool OCluster
2026-04-16 16:51.06: Waiting for worker…
2026-04-16 16:57.34: Got resource from pool OCluster
Building on eumache.caelum.ci.dev
All commits already cached
HEAD is now at 0b278aa changes for 0.3.0


(from ocaml/opam:fedora-42-ocaml-5.4@sha256:c9a78c1c1c51199def01f859dee97442731545f8963dbec1979d2c2db9c959bb)
Unable to find image 'ocaml/opam:fedora-42-ocaml-5.4@sha256:c9a78c1c1c51199def01f859dee97442731545f8963dbec1979d2c2db9c959bb' locally
docker.io/ocaml/opam@sha256:c9a78c1c1c51199def01f859dee97442731545f8963dbec1979d2c2db9c959bb: Pulling from ocaml/opam
bcbfb8588268: Already exists
7c86f07d981d: Pulling fs layer
e523f6cbdc73: Pulling fs layer
e196c832855a: Pulling fs layer
c24dcc89d23e: Pulling fs layer
cd9def049d81: Pulling fs layer
e360f9824a3f: Pulling fs layer
fbeadbd8287f: Pulling fs layer
c24dcc89d23e: Waiting
b5be9212d8a5: Pulling fs layer
e360f9824a3f: Waiting
58850ac9f02f: Pulling fs layer
b5be9212d8a5: Waiting
94de074660d5: Pulling fs layer
c6d785172de9: Pulling fs layer
94de074660d5: Waiting
5642a0bc3a02: Pulling fs layer
677ac3b3af73: Pulling fs layer
5642a0bc3a02: Waiting
97f4a46fa01c: Pulling fs layer
677ac3b3af73: Waiting
887c8b3bd767: Pulling fs layer
cd9def049d81: Waiting
97f4a46fa01c: Waiting
c6d785172de9: Waiting
887c8b3bd767: Waiting
8572bae05e44: Pulling fs layer
58850ac9f02f: Waiting
a801ab04175f: Pulling fs layer
8eb7359ab813: Pulling fs layer
fbeadbd8287f: Waiting
a801ab04175f: Waiting
ea7dd170751f: Pulling fs layer
8eb7359ab813: Waiting
4f4fb700ef54: Pulling fs layer
4eeb3f6c741a: Pulling fs layer
4f4fb700ef54: Waiting
d8096e11e5a7: Pulling fs layer
8572bae05e44: Waiting
b45c71862e05: Pulling fs layer
4eeb3f6c741a: Waiting
d8096e11e5a7: Waiting
3d3025681a79: Pulling fs layer
3619e9f4de7b: Pulling fs layer
b45c71862e05: Waiting
3d3025681a79: Waiting
e1d8131f324a: Pulling fs layer
3619e9f4de7b: Waiting
98ffe2fff5c0: Pulling fs layer
ecf008026c3e: Pulling fs layer
e1d8131f324a: Waiting
b7768b04427d: Pulling fs layer
aad28dcc458f: Pulling fs layer
98ffe2fff5c0: Waiting
2972bd6e2f3d: Pulling fs layer
b7768b04427d: Waiting
ecf008026c3e: Waiting
aad28dcc458f: Waiting
ca68011eb393: Pulling fs layer
ae07445296b0: Pulling fs layer
f042b21668eb: Pulling fs layer
45040ee99e59: Pulling fs layer
2972bd6e2f3d: Waiting
ca68011eb393: Waiting
f042b21668eb: Waiting
9ffc20870c04: Pulling fs layer
45040ee99e59: Waiting
ae07445296b0: Waiting
5238c2dafd46: Pulling fs layer
d98d556ee1fb: Pulling fs layer
fd7b54172364: Pulling fs layer
bb0d31b2f870: Pulling fs layer
0f27e5b0a211: Pulling fs layer
9ffc20870c04: Waiting
d98d556ee1fb: Waiting
bb0d31b2f870: Waiting
fd7b54172364: Waiting
e4629b699694: Pulling fs layer
e80cce26268d: Pulling fs layer
0f27e5b0a211: Waiting
e80cce26268d: Waiting
e4629b699694: Waiting
7c86f07d981d: Verifying Checksum
7c86f07d981d: Download complete
7c86f07d981d: Pull complete
c24dcc89d23e: Verifying Checksum
c24dcc89d23e: Download complete
cd9def049d81: Verifying Checksum
cd9def049d81: Download complete
e523f6cbdc73: Verifying Checksum
e523f6cbdc73: Download complete
e360f9824a3f: Verifying Checksum
e360f9824a3f: Download complete
fbeadbd8287f: Verifying Checksum
fbeadbd8287f: Download complete
b5be9212d8a5: Verifying Checksum
b5be9212d8a5: Download complete
e196c832855a: Verifying Checksum
e196c832855a: Download complete
58850ac9f02f: Verifying Checksum
58850ac9f02f: Download complete
5642a0bc3a02: Verifying Checksum
5642a0bc3a02: Download complete
c6d785172de9: Verifying Checksum
677ac3b3af73: Verifying Checksum
677ac3b3af73: Download complete
97f4a46fa01c: Verifying Checksum
97f4a46fa01c: Download complete
e523f6cbdc73: Pull complete
887c8b3bd767: Verifying Checksum
887c8b3bd767: Download complete
8572bae05e44: Download complete
a801ab04175f: Verifying Checksum
a801ab04175f: Download complete
8eb7359ab813: Verifying Checksum
8eb7359ab813: Download complete
ea7dd170751f: Download complete
4f4fb700ef54: Download complete
4eeb3f6c741a: Download complete
d8096e11e5a7: Download complete
b45c71862e05: Download complete
3d3025681a79: Download complete
3619e9f4de7b: Verifying Checksum
3619e9f4de7b: Download complete
e1d8131f324a: Verifying Checksum
e1d8131f324a: Download complete
98ffe2fff5c0: Download complete
94de074660d5: Verifying Checksum
94de074660d5: Download complete
b7768b04427d: Verifying Checksum
b7768b04427d: Download complete
ecf008026c3e: Verifying Checksum
ecf008026c3e: Download complete
aad28dcc458f: Verifying Checksum
aad28dcc458f: Download complete
2972bd6e2f3d: Download complete
ca68011eb393: Verifying Checksum
ca68011eb393: Download complete
f042b21668eb: Verifying Checksum
f042b21668eb: Download complete
9ffc20870c04: Verifying Checksum
9ffc20870c04: Download complete
5238c2dafd46: Verifying Checksum
5238c2dafd46: Download complete
d98d556ee1fb: Download complete
ae07445296b0: Verifying Checksum
ae07445296b0: Download complete
e196c832855a: Pull complete
45040ee99e59: Verifying Checksum
45040ee99e59: Download complete
c24dcc89d23e: Pull complete
0f27e5b0a211: Download complete
cd9def049d81: Pull complete
e360f9824a3f: Pull complete
fbeadbd8287f: Pull complete
b5be9212d8a5: Pull complete
58850ac9f02f: Pull complete
94de074660d5: Pull complete
c6d785172de9: Pull complete
5642a0bc3a02: Pull complete
677ac3b3af73: Pull complete
97f4a46fa01c: Pull complete
887c8b3bd767: Pull complete
8572bae05e44: Pull complete
a801ab04175f: Pull complete
8eb7359ab813: Pull complete
ea7dd170751f: Pull complete
4f4fb700ef54: Pull complete
4eeb3f6c741a: Pull complete
d8096e11e5a7: Pull complete
b45c71862e05: Pull complete
3d3025681a79: Pull complete
3619e9f4de7b: Pull complete
e1d8131f324a: Pull complete
98ffe2fff5c0: Pull complete
ecf008026c3e: Pull complete
b7768b04427d: Pull complete
aad28dcc458f: Pull complete
2972bd6e2f3d: Pull complete
ca68011eb393: Pull complete
e4629b699694: Verifying Checksum
e4629b699694: Download complete
e80cce26268d: Verifying Checksum
e80cce26268d: Download complete
fd7b54172364: Verifying Checksum
fd7b54172364: Download complete
bb0d31b2f870: Verifying Checksum
bb0d31b2f870: Download complete
ae07445296b0: Pull complete
f042b21668eb: Pull complete
45040ee99e59: Pull complete
9ffc20870c04: Pull complete
5238c2dafd46: Pull complete
d98d556ee1fb: Pull complete
fd7b54172364: Pull complete
bb0d31b2f870: Pull complete
0f27e5b0a211: Pull complete
e4629b699694: Pull complete
e80cce26268d: Pull complete
Digest: sha256:c9a78c1c1c51199def01f859dee97442731545f8963dbec1979d2c2db9c959bb
Status: Downloaded newer image for ocaml/opam@sha256:c9a78c1c1c51199def01f859dee97442731545f8963dbec1979d2c2db9c959bb
2026-04-16 16:57.36 ---> using "423398002419b3482a8b9665338c10f3f6c6b1984e842901c7828810d9f1719f" from cache


/: (comment fedora-42-5.4_opam-2.5)


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


/: (env CLICOLOR_FORCE 1)


/: (env OPAMCOLOR always)


/: (workdir /src)


/src: (run (network host)
(shell "sudo dnf install -y findutils"))
Updating and loading repositories:
Fedora 42 - x86_64 - Updates           100% |  17.8 KiB/s |  15.0 KiB |  00m01s
Fedora 42 - x86_64                     100% |  46.6 KiB/s |  22.4 KiB |  00m00s
Repositories loaded.
Package "findutils-1:4.10.0-5.fc42.x86_64" is already installed.


Nothing to do.
2026-04-16 16:57.36 ---> using "1427494dc45be5d05dbedbb8c6284d5e83d9273a70f2daf74a61f90a98d0153e" from cache


/src: (run (shell "sudo ln -f /usr/bin/opam-2.5 /usr/bin/opam"))
2026-04-16 16:57.36 ---> using "19628ecee2b7021c05d076acb8b575d724060ee9d27e8253ec58be2a65f4ddd0" 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
2026-04-16 16:57.36 ---> using "00f7701599ad8380429df556869d2f9cb63297eff82a94fac2e05a284e8da899" from cache


/src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version"))
Linux 6.8.0-107-generic
The OCaml toplevel, version 5.4.1
2.5.0
2026-04-16 16:57.36 ---> using "e55eb9acff13ea939a36766f3c838462b852eaadd915ca3606d1a3083dc268bf" from cache


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2026-04-16 16:57.37 ---> using "6c2e1647892afca68a954ba31371313f5c7a85b2327e123f87d1fdd112f8c4bd" from cache


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 || git fetch origin master) && git reset -q --hard 5f7bb1a6e69f1ea15d8b2b08eeaa70a162c6fd41 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
* branch                  master     -> FETCH_HEAD
42844088d7..0b0acbee05  master     -> origin/master
5f7bb1a6e6 Merge pull request #29704 from shonfeder/release-dune-3.22.2


<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>
[default] synchronised from git+file:///home/opam/opam-repository


Everything as up-to-date as possible
However, 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)
2026-04-16 16:57.37 ---> using "018a97b31165807af7fba249152e75da5cdd8f3daf6904b31cabd0ce5b2462c8" from cache


/src: (copy (src duration.opam) (dst ./))
2026-04-16 16:57.37 ---> using "13f8d9fcbaa82f2858f5995913b24bf476a1497d044dda2025c1f6d0c0729597" from cache


/src: (run (network host)
(shell "opam pin add -yn duration.dev './'"))
[duration.dev] synchronised (file:///src)
duration is now pinned to file:///src (version dev)
2026-04-16 16:57.37 ---> using "6d10842bf836e447aca666558b9c49625655827f60188f2cc99d9791d81d5592" from cache


/src: (run (shell "echo '(lang dune 3.0)' > './dune-project'"))
2026-04-16 16:57.37 ---> using "dc41558eaa3d7bc25f2cc78f660e70ff465600caa3d5b8bc0dc1850cd888ceca" from cache


/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 dune.3.22.2 fmt.0.11.0 ocaml.5.4.1 ocaml-base-compiler.5.4.1 ocaml-compiler.5.4.1 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 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 duration.dev $DEPS"))
+ /usr/sbin/sudo "yum" "makecache"
- Updating and loading repositories:
- Repositories loaded.
- Metadata cache created.


<><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><>
[duration.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 5.4.1).
[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1).
[NOTE] Package ocaml is already installed (current version is 5.4.1).
[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-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).
# To update the current shell environment, run: eval $(opam env)
2026-04-16 16:57.56 ---> saved as "3e73a96c478e4cf7ec6adf1794cbcb06f478b19cd138cb1c9a5d5be99b319dda"


/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 5.4.1).
[NOTE] Package ocaml-base-compiler is already installed (current version is 5.4.1).
[NOTE] Package ocaml is already installed (current version is 5.4.1).
[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-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 12 packages
- install alcotest           1.9.1
- install astring            0.8.5
- install cmdliner           2.1.0
- install dune               3.22.2
- install fmt                0.11.0
- 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 uutf               1.0.4


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved alcotest.1.9.1  (cached)
-> retrieved astring.0.8.5  (cached)
-> retrieved cmdliner.2.1.0  (cached)
-> retrieved fmt.0.11.0  (cached)
-> retrieved ocaml-syntax-shims.1.0.0  (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 uutf.1.0.4  (cached)
-> retrieved topkg.1.1.1  (cached)
-> retrieved dune.3.22.2  (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 fmt.0.11.0
-> installed astring.0.8.5
-> installed dune.3.22.2
-> installed stdlib-shims.0.3.0
-> installed ocaml-syntax-shims.1.0.0
-> installed re.1.14.0
-> installed alcotest.1.9.1
Done.
# To update the current shell environment, run: eval $(opam env)
2026-04-16 16:59.31 ---> saved as "73c68c75e9037ad111303bddb9cc6ffa7d2e879a5fbfe15c89bd17c694c69d4c"


/src: (copy (src .) (dst /src))
2026-04-16 16:59.32 ---> saved as "cf03d288c33af66b4e89c3f33254f6e37b43bbc0c35550a313ed6cf58b6ad2ec"


/src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build"))
(cd _build/default && ./tests.exe)
Testing `Duration tests'.
This run has ID `S9LD4A7W'.


[OK]          Duration          0   of_us is good.
[OK]          Duration          1   to_us is good.
[OK]          Duration          2   inverse of/to_us.
[OK]          Duration          3   of_us is good.
[OK]          Duration          4   to_us is good.
[OK]          Duration          5   inverse of/to_us.
[OK]          Duration          6   of_ms is good.
[OK]          Duration          7   to_ms is good.
[OK]          Duration          8   inverse of/to_ms.
[OK]          Duration          9   of_ms is good.
[OK]          Duration         10   to_ms is good.
[OK]          Duration         11   inverse of/to_ms.
[OK]          Duration         12   of_sec is good.
[OK]          Duration         13   to_sec is good.
[OK]          Duration         14   inverse of/to_sec.
[OK]          Duration         15   of_sec is good.
[OK]          Duration         16   to_sec is good.
[OK]          Duration         17   inverse of/to_sec.
[OK]          Duration         18   of_min is good.
[OK]          Duration         19   to_min is good.
[OK]          Duration         20   inverse of/to_min.
[OK]          Duration         21   of_hour is good.
[OK]          Duration         22   to_hour is good.
[OK]          Duration         23   inverse of/to_hour.
[OK]          Duration         24   of_day is good.
[OK]          Duration         25   to_day is good.
[OK]          Duration         26   inverse of/to_day.
[OK]          Duration         27   of_year is good.
[OK]          Duration         28   to_year is good.
[OK]          Duration         29   inverse of/to_year.
[OK]          Duration         30   of_f is good.
[OK]          Duration         31   to_f is good.
[OK]          Duration         32   inverse of/to_f.
[OK]          Duration         33   of_string_exn.
[OK]          Duration         34   of_string_exn: composite.
[OK]          Duration         35   of_string_exn: duplicate metrics.
[OK]          Duration         36   of_string_exn: invalid metric.
[OK]          Duration         37   of_string_exn: malformed input.
[OK]          Duration         38   of_string_exn: out of range.
[OK]          Duration         39   of_string_exn: empty string.


Full test results in `/src/_build/default/_build/_tests/Duration tests'.
Test Successful in 0.006s. 40 tests run.
2026-04-16 16:59.35 ---> saved as "b78805b3ad3a9ff6076b66085d11ed968b73993669ffa58c70a610947e0bf15e"
Job succeeded
2026-04-16 16:59.35: Job succeeded