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2026-03-28 05:55.53: New job: test tarides/runtime_events_tools https://github.com/tarides/runtime_events_tools.git#refs/pull/87/head (28849bfd9f1f0c3bee16668f2eb4c8481d436b2f) (linux-x86_64:(lint-fmt))
Base: ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47
ocamlformat version: version 0.28.1 (from opam)


To reproduce locally:


git clone --recursive "https://github.com/tarides/runtime_events_tools.git" && cd "runtime_events_tools" && git fetch origin "refs/pull/87/head" && git reset --hard 28849bfd
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47
USER 1000:1000
RUN cd ~/opam-repository && (git cat-file -e 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u
RUN opam depext -i dune
WORKDIR /src
RUN opam depext -i ocamlformat=0.28.1
COPY --chown=1000:1000 . /src/
RUN opam exec -- dune build @fmt --ignore-promoted-rules || (echo "dune build @fmt failed"; exit 2)


END-OF-DOCKERFILE
docker build .
END-REPRO-BLOCK


2026-03-28 05:55.53: Using cache hint "tarides/runtime_events_tools-ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47-debian-13-4.08_opam-2.5-ocamlformat-31462e7d24da1419f9eb9099a0b60ea507d91ef6"
2026-03-28 05:55.53: Using OBuilder spec:
((from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47)
(user (uid 1000) (gid 1000))
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u"))
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam depext -i dune"))
(workdir /src)
(run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam depext -i ocamlformat=0.28.1"))
(copy (src .) (dst /src/))
(run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)"))
)


2026-03-28 05:55.53: Waiting for resource in pool OCluster
2026-03-28 05:55.53: Waiting for worker…
2026-03-28 05:55.53: Got resource from pool OCluster
Building on laodoke.caelum.ci.dev
All commits already cached
HEAD is now at 28849bf Poll child .event ring buffer with 5s timeout.


(from ocaml/opam:debian-13-ocaml-4.08@sha256:048f41796adc21a1c591ba8a7027365f75adbd0cc47a89cb4ad5d856f4815f47)
2026-03-28 05:56.31 ---> saved as "867303d7f04cee0d3e23016229d2a45a69516628a14dbff52754cd3cb283f66f"


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


/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "cd ~/opam-repository && (git cat-file -e 31462e7d24da1419f9eb9099a0b60ea507d91ef6 || git fetch origin master) && git reset -q --hard 31462e7d24da1419f9eb9099a0b60ea507d91ef6 && git log --no-decorate -n1 --oneline && opam update -u"))
From https://github.com/ocaml/opam-repository
* branch                  master     -> FETCH_HEAD
ffb54b9bdd..65664dc5b2  master     -> origin/master
31462e7d24 Merge pull request #29451 from dra27/relocatable-package


<><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
default (at git+file:///home/opam/opam-repository):
[INFO] opam 2.1 and 2.2 include many performance and security improvements over 2.0; please consider upgrading (https://opam.ocaml.org/doc/Install.html)


The following actions will be performed:
- recompile ocaml-base-compiler 4.08.1* [upstream changes]
- recompile ocaml-config        1       [uses ocaml-base-compiler]
- recompile ocaml               4.08.1  [uses ocaml-base-compiler]
- recompile opam-depext         1.2.3   [uses ocaml]
===== 4 to recompile =====


<><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
[ocaml-config.1/gen_ocaml_config.ml.in] downloaded from https://opam.ocaml.org/cache
[opam-depext.1.2.3] downloaded from cache at https://opam.ocaml.org/cache
[ocaml-config.1/ocaml-config.install] downloaded from https://opam.ocaml.org/cache
[ocaml-base-compiler.4.08.1] downloaded from cache at https://opam.ocaml.org/cache
[ocaml-base-compiler.4.08.1/alt-signal-stack.patch] downloaded from https://opam.ocaml.org/cache
[ocaml-base-compiler.4.08.1/fix-gcc10.patch] downloaded from https://opam.ocaml.org/cache
[ocaml-base-compiler.4.08.1/ocaml-base-compiler.install] downloaded from https://opam.ocaml.org/cache


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> removed   opam-depext.1.2.3
-> removed   ocaml.4.08.1
-> removed   ocaml-config.1
-> removed   ocaml-base-compiler.4.08.1
-> installed ocaml-base-compiler.4.08.1
-> installed ocaml-config.1
-> installed ocaml.4.08.1
-> installed opam-depext.1.2.3
Done.
# Run eval $(opam env) to update the current shell environment
2026-03-28 05:59.08 ---> saved as "4d8a352c00d007726accc2a64ddd49349587317c2439dd82fd6ffb34e979dd82"


/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam depext -i dune"))
# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian
# No extra OS packages requirements found.
# All required OS packages found.
# Now letting opam install the packages
The following actions will be performed:
- install dune 3.21.1


<><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
[dune.3.21.1] downloaded from cache at https://opam.ocaml.org/cache


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> installed dune.3.21.1
Done.
# Run eval $(opam env) to update the current shell environment
2026-03-28 05:59.35 ---> saved as "436d1e24406bd0e7dc5c0e71c2d6d5834d958d634225b15c470e11e40cbedf06"


/: (workdir /src)


/src: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
(network host)
(shell "opam depext -i ocamlformat=0.28.1"))
# Detecting depexts using vars: arch=x86_64, os=linux, os-distribution=debian, os-family=debian
# No extra OS packages requirements found.
# All required OS packages found.
# Now letting opam install the packages
The following actions will be performed:
- install sexplib0          v0.14.0  [required by base]
- install ocamlbuild        0.16.1   [required by fpath, astring, uuseg]
- install either            1.0.0    [required by ocamlformat-lib]
- install menhirLib         20260209 [required by ocamlformat-lib]
- install cmdliner          2.1.0    [required by ocamlformat]
- install dune-build-info   3.21.1   [required by ocamlformat-lib]
- install csexp             1.5.2    [required by ocamlformat]
- install menhirSdk         20260209 [required by ocamlformat-lib]
- install menhirGLR         20260209 [required by menhir]
- install camlp-streams     5.0.1    [required by ocamlformat-lib]
- install seq               base     [required by re]
- install fix               20250919 [required by ocamlformat-lib]
- install ocamlfind         1.9.8    [required by ocp-indent, astring, fpath, uuseg]
- install ocaml-version     4.0.3    [required by ocamlformat-lib]
- install menhirCST         20260209 [required by menhir]
- install dune-configurator 3.21.1   [required by base]
- install re                1.11.0   [required by ocamlformat]
- install topkg             1.1.1    [required by fpath, astring, uuseg]
- install ocp-indent        1.9.0    [required by ocamlformat-lib]
- install menhir            20260209 [required by ocamlformat-lib]
- install base              v0.14.3  [required by ocamlformat-lib]
- install uutf              1.0.4    [required by ocamlformat-lib]
- install astring           0.8.5    [required by ocamlformat-lib]
- install stdio             v0.14.0  [required by ocamlformat-lib]
- install uucp              15.0.0   [required by uuseg]
- install fpath             0.7.3    [required by ocamlformat-lib]
- install uuseg             15.0.0   [required by ocamlformat-lib]
- install ocamlformat-lib   0.28.1   [required by ocamlformat]
- install ocamlformat       0.28.1
===== 29 to install =====


<><> Gathering sources ><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
[astring.0.8.5] found in cache
[camlp-streams.5.0.1] found in cache
[cmdliner.2.1.0] found in cache
[csexp.1.5.2] found in cache
[dune-build-info.3.21.1] found in cache
[dune-configurator.3.21.1] found in cache
[base.v0.14.3] downloaded from cache at https://opam.ocaml.org/cache
[base.v0.14.3/fix-mpopcnt.patch] downloaded from https://opam.ocaml.org/cache
[either.1.0.0] downloaded from cache at https://opam.ocaml.org/cache
[fix.20250919] downloaded from cache at https://opam.ocaml.org/cache
[fpath.0.7.3] found in cache
[menhir.20260209] found in cache
[menhirCST.20260209] found in cache
[menhirGLR.20260209] found in cache
[menhirLib.20260209] found in cache
[menhirSdk.20260209] found in cache
[ocamlbuild.0.16.1] found in cache
[ocamlfind.1.9.8] found in cache
[ocaml-version.4.0.3] downloaded from cache at https://opam.ocaml.org/cache
[ocp-indent.1.9.0] downloaded from cache at https://opam.ocaml.org/cache
[ocamlformat.0.28.1] downloaded from cache at https://opam.ocaml.org/cache
[re.1.11.0] downloaded from cache at https://opam.ocaml.org/cache
[sexplib0.v0.14.0] downloaded from cache at https://opam.ocaml.org/cache
[topkg.1.1.1] found in cache
[stdio.v0.14.0] downloaded from cache at https://opam.ocaml.org/cache
[uuseg.15.0.0] downloaded from cache at https://opam.ocaml.org/cache
[uutf.1.0.4] found in cache
[uucp.15.0.0] downloaded from cache at https://opam.ocaml.org/cache
[ocamlformat-lib.0.28.1] downloaded from cache at https://opam.ocaml.org/cache


<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> installed seq.base
-> installed camlp-streams.5.0.1
-> installed csexp.1.5.2
-> installed either.1.0.0
-> installed fix.20250919
-> installed cmdliner.2.1.0
-> installed menhirCST.20260209
-> installed menhirGLR.20260209
-> installed menhirLib.20260209
-> installed menhirSdk.20260209
-> installed ocaml-version.4.0.3
-> installed re.1.11.0
-> installed sexplib0.v0.14.0
-> installed dune-build-info.3.21.1
-> installed dune-configurator.3.21.1
-> installed ocamlfind.1.9.8
-> installed ocamlbuild.0.16.1
-> installed ocp-indent.1.9.0
-> installed base.v0.14.3
-> installed menhir.20260209
-> installed topkg.1.1.1
-> installed stdio.v0.14.0
-> installed uutf.1.0.4
-> installed astring.0.8.5
-> installed fpath.0.7.3
-> installed uucp.15.0.0
-> installed uuseg.15.0.0
-> installed ocamlformat-lib.0.28.1
-> installed ocamlformat.0.28.1
Done.


<><> ocp-indent.1.9.0 installed successfully ><><><><><><><><><><><><><><><><><>
=> This package requires additional configuration for use in editors. Install package 'user-setup', or manually:


* for Emacs, add these lines to ~/.emacs:
(add-to-list 'load-path "/home/opam/.opam/4.08/share/emacs/site-lisp")
(require 'ocp-indent)


* for Vim, add this line to ~/.vimrc:
set rtp^="/home/opam/.opam/4.08/share/ocp-indent/vim"
# Run eval $(opam env) to update the current shell environment
2026-03-28 06:00.30 ---> saved as "75fddc5024aa74d4a44e923e5590e1bbc46c7baa8a17e131274bb3397b01bdb3"


/src: (copy (src .) (dst /src/))
2026-03-28 06:00.30 ---> saved as "b4f96a8db8467145c03e8e89b0ad67fb400ad16604982562524243e5155e9a77"


/src: (run (shell "opam exec -- dune build @fmt --ignore-promoted-rules || (echo \"dune build @fmt failed\"; exit 2)"))
File "lib/olly_common/launch.ml", line 1, characters 0-0:
diff --git a/_build/default/lib/olly_common/launch.ml b/_build/default/lib/olly_common/.formatted/launch.ml
index 655a948..52f6514 100644
--- a/_build/default/lib/olly_common/launch.ml
+++ b/_build/default/lib/olly_common/.formatted/launch.ml
@@ -63,13 +63,12 @@ let exec_process (config : runtime_events_config) (argsl : string list) :
let timeout = 5.0 in
let poll_interval = 0.05 in
let deadline = Unix.gettimeofday () +. timeout in
-  while not (Sys.file_exists ring_file) && Unix.gettimeofday () < deadline do
+  while (not (Sys.file_exists ring_file)) && Unix.gettimeofday () < deadline do
Unix.sleepf poll_interval
done;
let cursor =
try Runtime_events.create_cursor (Some (dir, child_pid))
-    with Failure str ->
-      failwith (str ^ " Directory: " ^ dir)
+    with Failure str -> failwith (str ^ " Directory: " ^ dir)
in
let alive () =
match Unix.waitpid [ Unix.WNOHANG ] child_pid with
dune build @fmt failed
"/usr/bin/env" "bash" "-c" "opam exec -- dune build @fmt --ignore-promoted-rules || (echo "dune build @fmt failed"; exit 2)" failed with exit status 2
2026-03-28 06:00.30: Job failed: Failed: Build failed