OCamllabs icon Home|Differences with the last checks|Previous runs


Building on bremusa.ocamllabs.io

(from ocaml/opam:debian-unstable)
Unable to find image 'ocaml/opam:debian-unstable' locally
debian-unstable: Pulling from ocaml/opam
Digest: sha256:867738023289fd26cdb69fad77687cf4ed3a8bf60dcddabdf3cc53c705746fd2
Status: Downloaded newer image for ocaml/opam:debian-unstable
2025-08-07 08:22.38 ---> using "0acd5aeaa8f7bc314514d9795d14a7f12ec72a6a5b11c5904350189734c6859b" from cache

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

/: (env OPAMPRECISETRACKING 1)

/: (env OPAMUTF8 never)

/: (env OPAMEXTERNALSOLVER builtin-0install)

/: (env OPAMCRITERIA +removed)

/: (env CI true)

/: (env OPAM_HEALTH_CHECK_CI true)

/: (run (shell "sudo ln -f /usr/bin/opam-dev /usr/bin/opam"))
2025-08-07 08:22.38 ---> using "40df4fa4cdfc68a5fa7a326047e82a7adc5df52b8059d4a7b745bdd50aad56e7" from cache

/: (run (network host)
        (shell "rm -rf ~/opam-repository && git clone -q 'https://github.com/ocaml/opam-repository' ~/opam-repository && git -C ~/opam-repository checkout -q 06a1064b82e87c7ef006235ec98f1c89487892c9"))
2025-08-07 08:22.38 ---> using "190c02cbe0dbf4a8b0af5361aa9e25640f87291c4fe861cc6cf855e0fda3a8c0" from cache

/: (run (shell "rm -rf ~/.opam && opam init -ya --bare --config ~/.opamrc-sandbox ~/opam-repository"))
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.


<><> Fetching repository information ><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised

User configuration:
  ~/.profile is already up-to-date.
[NOTE] Make sure that ~/.profile is well sourced in your ~/.bashrc.

2025-08-07 08:22.38 ---> using "012c52728bded521bf1d53a4382a5dac829cfe1a6f3ed7b53cc733c53b2d91cb" from cache

/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
        (network host)
        (shell "sudo apt update && sudo apt install autoconf -y"))

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

Get:1 http://deb.debian.org/debian unstable InRelease [216 kB]
Get:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB]
Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2025-08-07-0205.44-F-2025-08-02-0804.37.pdiff [69.1 kB]
Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2025-08-07-0205.44-F-2025-08-02-0804.37.pdiff [69.1 kB]
Fetched 348 kB in 2s (146 kB/s)
Reading package lists...
Building dependency tree...
Reading state information...
4 packages can be upgraded. Run 'apt list --upgradable' to see them.

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

Reading package lists...
Building dependency tree...
Reading state information...
Installing:
  autoconf

Installing dependencies:
  automake  autotools-dev  m4

Suggested packages:
  autoconf-archive  gnu-standards  autoconf-doc  libtool  gettext  m4-doc

Summary:
  Upgrading: 0, Installing: 4, Removing: 0, Not Upgrading: 4
  Download size: 1710 kB
  Space needed: 5051 kB / 219 GB available

Get:1 http://deb.debian.org/debian unstable/main amd64 m4 amd64 1.4.19-8 [294 kB]
Get:2 http://deb.debian.org/debian unstable/main amd64 autoconf all 2.72-3.1 [494 kB]
Get:3 http://deb.debian.org/debian unstable/main amd64 autotools-dev all 20240727.1 [60.2 kB]
Get:4 http://deb.debian.org/debian unstable/main amd64 automake all 1:1.17-4 [862 kB]
Fetched 1710 kB in 0s (21.5 MB/s)
Selecting previously unselected package m4.
(Reading database ... 
(Reading database ... 5%
(Reading database ... 10%
(Reading database ... 15%
(Reading database ... 20%
(Reading database ... 25%
(Reading database ... 30%
(Reading database ... 35%
(Reading database ... 40%
(Reading database ... 45%
(Reading database ... 50%
(Reading database ... 55%
(Reading database ... 60%
(Reading database ... 65%
(Reading database ... 70%
(Reading database ... 75%
(Reading database ... 80%
(Reading database ... 85%
(Reading database ... 90%
(Reading database ... 95%
(Reading database ... 100%
(Reading database ... 20685 files and directories currently installed.)
Preparing to unpack .../archives/m4_1.4.19-8_amd64.deb ...
Unpacking m4 (1.4.19-8) ...
Selecting previously unselected package autoconf.
Preparing to unpack .../autoconf_2.72-3.1_all.deb ...
Unpacking autoconf (2.72-3.1) ...
Selecting previously unselected package autotools-dev.
Preparing to unpack .../autotools-dev_20240727.1_all.deb ...
Unpacking autotools-dev (20240727.1) ...
Selecting previously unselected package automake.
Preparing to unpack .../automake_1%3a1.17-4_all.deb ...
Unpacking automake (1:1.17-4) ...
Setting up m4 (1.4.19-8) ...
Setting up autotools-dev (20240727.1) ...
Setting up autoconf (2.72-3.1) ...
Setting up automake (1:1.17-4) ...
update-alternatives: using /usr/bin/automake-1.17 to provide /usr/bin/automake (automake) in auto mode
2025-08-07 08:22.38 ---> using "159374d4dfbeb7f87b486ade5afe9a00b3d6b0bdba42573a1887cdb5e30fe45b" from cache

/: (run (network host)
        (shell "git clone -q 'https://github.com/oxcaml/opam-repository' ~/'oxcaml' && git -C ~/'oxcaml' checkout -q 29656e8e76b4441b5b62db11d35d193e380298ca"))
2025-08-07 08:22.38 ---> using "b5848cf3bbbc0c4981e5d5e3d9bcec3b4c6b4225e188081cd30294eec97db7b4" from cache

/: (run (shell "opam repository add --dont-select 'oxcaml' ~/'oxcaml'"))
[oxcaml] Initialised
2025-08-07 08:22.38 ---> using "c846a1cc387dcbe1a71e6838f59ad7ff1920eabe18952f84a40fd0b2a4641443" from cache

/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
        (network host)
        (shell "opam switch create --repositories=oxcaml,default '5.2.0+flambda2' '5.2.0+ox'"))

<><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><>
Switch invariant: ["ocaml-variants" {= "5.2.0+ox"}]

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
-> retrieved ocaml-config.3  (cached)
-> installed base-bigarray.base
-> installed base-threads.base
-> installed base-unix.base
-> installed ocaml-options-vanilla.1
-> installed conf-autoconf.0.2
-> installed conf-which.1
-> retrieved ocaml-variants.5.2.0+ox  (https://github.com/oxcaml/oxcaml/archive/refs/tags/5.2.0minus-11-opam.tar.gz)
-> installed ocaml-variants.5.2.0+ox
-> installed ocaml-config.3
-> installed ocaml.5.2.0
-> installed base-domains.base
-> installed base-nnp.base
Done.
# To update the current shell environment, run: eval $(opam env --switch=5.2.0+flambda2)
2025-08-07 08:22.38 ---> using "059e4c8d9fde813aed5ba328af1b91f6cd5242b6bc0b704a2be07cd5d14bb4e8" from cache

/: (run (network host)
        (shell "opam update --depexts"))
+ /usr/bin/sudo "apt-get" "update"
- Hit:1 http://deb.debian.org/debian unstable InRelease
- Reading package lists...
2025-08-07 08:22.38 ---> using "7b9500581933009c35fa6ed9ef22a28eda258d356f0b06a637af33ddf697e0af" from cache

/: (run (cache (opam-archives (target /home/opam/.opam/download-cache)))
        (network host)
        (shell  "opam remove -y optiml-transport.0.0.1\
               \nopam install -vy optiml-transport.0.0.1\
               \nres=$?\
               \nif [ $res = 31 ]; then\
               \n    if opam show -f x-ci-accept-failures: optiml-transport.0.0.1 | grep -q 'debian-unstable'; then\
               \n        echo \"This package failed and has been disabled for CI using the 'x-ci-accept-failures' field.\"\
               \n        exit 69\
               \n    fi\
               \nfi \
               \n\
               \n\
               \nexit $res"))
[NOTE] optiml-transport.0.0.1 is not installed.

Nothing to do.
The following actions will be performed:
=== install 2 packages
  - install dune             3.19.1 [required by optiml-transport]
  - install optiml-transport 0.0.1

<><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><>
Processing  1/6: [dune.3.19.1: extract]
Processing  2/6: [dune.3.19.1: extract] [optiml-transport.0.0.1: extract]
-> retrieved optiml-transport.0.0.1  (cached)
Processing  2/6: [dune.3.19.1: extract]
-> retrieved dune.3.19.1  (cached)
Processing  3/6: [dune: ocaml 71]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "ocaml" "boot/bootstrap.ml" "-j" "71" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/dune.3.19.1)
- ocamlc -output-complete-exe -w -24 -g -o .duneboot.exe -I boot -I +unix unix.cma boot/libs.ml boot/duneboot.ml
- ./.duneboot.exe -j 71
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads ocamlc_loc.mli
- File "otherlibs/ocamlc-loc/src/ocamlc_loc.mli", line 1, characters 4-9:
- Warning 53 [misplaced-attribute]: the "alert" attribute cannot appear in this context
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads stdune__Code_error.ml
- File "otherlibs/stdune/src/code_error.ml", line 29, characters 2-27:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads notty_unix.ml
- File "vendor/notty/src-unix/notty_unix.ml", line 38, characters 23-29:
- Alert unsafe_multidomain: Stdlib.Sys.signal
- Use [Sys.Safe.signal].
- 
- File "vendor/notty/src-unix/notty_unix.ml", line 39, characters 31-45:
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads stdune__User_error.ml
- File "otherlibs/stdune/src/user_error.ml", line 17, characters 2-27:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads opamStd.ml
- File "vendor/opam/src/core/opamStd.ml", line 960, characters 10-24:
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads dune_rpc_private__Conv.ml
- File "otherlibs/dune-rpc/private/conv.ml", line 48, characters 2-27:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads dune_rpc_private__Where.ml
- File "otherlibs/dune-rpc/private/where.ml", line 22, characters 2-27:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads dune_rpc_private__Types.ml
- File "otherlibs/dune-rpc/private/types.ml", line 154, characters 6-31:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads dune_rpc_private__Registry.ml
- File "otherlibs/dune-rpc/private/registry.ml", line 67, characters 4-29:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads dune_rpc_private__Versioned.ml
- File "otherlibs/dune-rpc/private/versioned.ml", line 23, characters 4-29:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads opamSystem.ml
- File "vendor/opam/src/core/opamSystem.ml", line 1248, characters 2-27:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
- File "vendor/opam/src/core/opamSystem.ml", line 1264, characters 6-20:
- Alert unsafe_multidomain: Stdlib.Sys.set_signal
- Use [Sys.Safe.set_signal].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads dune_rpc_private.ml
- File "otherlibs/dune-rpc/private/dune_rpc_private.ml", line 200, characters 6-31:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads dune_action_plugin.mli
- File "otherlibs/dune-action-plugin/src/dune_action_plugin.mli", line 1, characters 4-9:
- Warning 53 [misplaced-attribute]: the "alert" attribute cannot appear in this context
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads memo.ml
- File "src/memo/memo.ml", line 414, characters 2-27:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads dune_rpc_server.ml
- File "src/dune_rpc_server/dune_rpc_server.ml", line 15, characters 2-27:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads dune_engine__Scheduler.ml
- File "src/dune_engine/scheduler.ml", line 54, characters 4-29:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- 
- File "src/dune_engine/scheduler.ml", line 632, characters 6-20:
- Alert unsafe_multidomain: Dune_engine__.Import.Sys.set_signal
- Use [Sys.Safe.set_signal].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads opamPp.ml
- File "vendor/opam/src/format/opamPp.ml", line 64, characters 9-34:
- Alert unsafe_multidomain: Stdlib.Printexc.register_printer
- Use [Printexc.Safe.register_printer].
- cd _boot && /home/opam/.opam/5.2.0+flambda2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads dune_tui.ml
- File "src/dune_tui/dune_tui.ml", line 14, characters 7-21:
- Alert unsafe_multidomain: Dune_tui__.Import.Sys.set_signal
- Use [Sys.Safe.set_signal].
- 
- File "src/dune_tui/dune_tui.ml", line 22, characters 12-22:
- Alert unsafe_multidomain: Dune_tui__.Import.Sys.signal
- Use [Sys.Safe.signal].
- 

Processing  3/6: [dune: ./_boot/dune.exe build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "./_boot/dune.exe" "build" "dune.install" "--release" "--profile" "dune-bootstrap" "-j" "71" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/dune.3.19.1)
-> compiled  dune.3.19.1
-> installed dune.3.19.1
Processing  5/6: [optiml-transport: dune build]
+ /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "optiml-transport" "-j" "71" "@install" (CWD=/home/opam/.opam/5.2.0+flambda2/.opam-switch/build/optiml-transport.0.0.1)
- (cd _build/default/lib && /usr/bin/gcc -x c++ -std=gnu++11 -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -pthread -Wall -fdiagnostics-color=always -g -I /home/opam/.opam/5.2.0+flambda2/lib/ocaml -o EMD_wrapper.o -c EMD_wrapper.cpp)
- EMD_wrapper.cpp: In function 'problem_type_t EMD_wrap(int, int, double*, double*, double*, double*, double*, double*, double*, int)':
- EMD_wrapper.cpp:97:23: warning: comparison of integer expressions of different signedness: 'uint64_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
-    97 |   for (uint64_t i=0; i<n1; i++) {
-       |                      ~^~~
- EMD_wrapper.cpp:108:23: warning: comparison of integer expressions of different signedness: 'uint64_t' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
-   108 |   for (uint64_t i=0; i<n2; i++) {
-       |                      ~^~~
- In file included from full_bipartitegraph.h:28,
-                  from network_simplex_simple.h:67,
-                  from EMD.h:44,
-                  from EMD_wrapper.cpp:49:
- core.h:85:25: warning: typedef 'Node' locally defined but not used [-Wunused-local-typedefs]
-    85 |   typedef Digraph::Node Node;                                           \
-       |                         ^~~~
- EMD_wrapper.cpp:65:3: note: in expansion of macro 'DIGRAPH_TYPEDEFS'
-    65 |   DIGRAPH_TYPEDEFS(FullBipartiteDigraph);
-       |   ^~~~~~~~~~~~~~~~
- EMD_wrapper.cpp: In function 'value transport_stub_native(value, value, value, value, value, value, value, value)':
- EMD_wrapper.cpp:161:7: warning: unused variable 'maxit' [-Wunused-variable]
-   161 |   int maxit = Int_val(max_iter);
-       |       ^~~~~
- network_simplex_simple.h: In instantiation of 'lemon::NetworkSimplexSimple<GR, V, C, NodesType, ArcsType>::NetworkSimplexSimple(const GR&, bool, int, ArcsType, uint64_t) [with GR = lemon::FullBipartiteDigraph; V = double; C = double; NodesType = unsigned int; ArcsType = long int; uint64_t = long unsigned int]':
- EMD_wrapper.cpp:92:104:   required from here
-    92 |   NetworkSimplexSimple<Digraph,double,double, node_id_type> net(di, true, (int) (n + m), n * m, maxIter);
-       |                                                                                                        ^
- network_simplex_simple.h:523:18: warning: 'lemon::NetworkSimplexSimple<lemon::FullBipartiteDigraph, double, double, unsigned int>::_init_nb_arcs' will be initialized after [-Wreorder]
-   523 |         ArcsType _init_nb_arcs;
-       |                  ^~~~~~~~~~~~~
- network_simplex_simple.h:365:21: warning:   'const lemon::NetworkSimplexSimple<lemon::FullBipartiteDigraph, double, double, unsigned int>::Value lemon::NetworkSimplexSimple<lemon::FullBipartiteDigraph, double, double, unsigned int>::MAX' [-Wreorder]
-   365 |         const Value MAX;
-       |                     ^~~
- network_simplex_simple.h:236:9: warning:   when initialized here [-Wreorder]
-   236 |         NetworkSimplexSimple(const GR& graph, bool arc_mixing, int nbnodes, ArcsType nb_arcs, uint64_t maxiters) :
-       |         ^~~~~~~~~~~~~~~~~~~~
- network_simplex_simple.h: In instantiation of 'bool lemon::NetworkSimplexSimple<GR, V, C, NodesType, ArcsType>::initialPivots() [with GR = lemon::FullBipartiteDigraph; V = double; C = double; NodesType = unsigned int; ArcsType = long int]':
- network_simplex_simple.h:1428:18:   required from 'lemon::NetworkSimplexSimple<GR, V, C, NodesType, ArcsType>::ProblemType lemon::NetworkSimplexSimple<GR, V, C, NodesType, ArcsType>::start() [with PivotRuleImpl = lemon::NetworkSimplexSimple<lemon::FullBipartiteDigraph, double, double, unsigned int>::BlockSearchPivotRule; GR = lemon::FullBipartiteDigraph; V = double; C = double; NodesType = unsigned int; ArcsType = long int]'
-  1428 |             if (!initialPivots()) return UNBOUNDED;
-       |                  ^~~~~~~~~~~~~
- network_simplex_simple.h:1419:47:   required from 'lemon::NetworkSimplexSimple<GR, V, C, NodesType, ArcsType>::ProblemType lemon::NetworkSimplexSimple<GR, V, C, NodesType, ArcsType>::start() [with GR = lemon::FullBipartiteDigraph; V = double; C = double; NodesType = unsigned int; ArcsType = long int]'
-  1419 |             return start<BlockSearchPivotRule>();
-       |                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~^~
- network_simplex_simple.h:700:25:   required from 'lemon::NetworkSimplexSimple<GR, V, C, NodesType, ArcsType>::ProblemType lemon::NetworkSimplexSimple<GR, V, C, NodesType, ArcsType>::run() [with GR = lemon::FullBipartiteDigraph; V = double; C = double; NodesType = unsigned int; ArcsType = long int]'
-   700 |             return start();
-       |                    ~~~~~^~
- EMD_wrapper.cpp:131:18:   required from here
-   131 |   int ret=net.run();
-       |           ~~~~~~~^~
- network_simplex_simple.h:1362:39: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
-  1362 |                     for (int i = 0; i != demand_nodes.size(); ++i) {
-       |                                     ~~^~~~~~~~~~~~~~~~~~~~~~
- network_simplex_simple.h:1400:36: warning: comparison of integer expressions of different signedness: 'long int' and 'std::vector<long int, std::allocator<long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
-  1400 |             for (ArcsType i = 0; i != arc_vector.size(); ++i) {
-       |                                  ~~^~~~~~~~~~~~~~~~~~~~
-> compiled  optiml-transport.0.0.1
-> installed optiml-transport.0.0.1
Done.
# To update the current shell environment, run: eval $(opam env)
2025-08-07 08:26.24 ---> saved as "01bca9e7a226ddd21e5bdd0b327b96b22ccf4a6f802511debd62354b271ee55a"
Job succeeded