Building on asteria.caelum.ci.dev (from ocaml/opam:debian-unstable) Unable to find image 'ocaml/opam:debian-unstable' locally debian-unstable: Pulling from ocaml/opam Digest: sha256:730ba1f0177ca25fd2003dcf99bd6c4e2bc2f1957c5aebd8d47e1bd69cf161a0 Status: Downloaded newer image for ocaml/opam:debian-unstable 2024-11-10 00:44.33 ---> 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")) 2024-11-10 00:44.33 ---> 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 eecf6d033c6c13a6bda9b445601ddcbaa09dd288")) 2024-11-10 00:44.33 ---> using "659878f189cdb906ec3e452fdc4f26cfb0c3654f53f43b380cf690e70b2f5ac6" 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. 2024-11-10 00:44.33 ---> using "b22293df705e6cba3afecfd99e3970445bf105f18df9a7b31bf5584e65710795" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam switch create --repositories=default '5.2' '5.2.0'")) <><> Installing new switch packages <><><><><><><><><><><><><><><><><><><><><><> Switch invariant: ["ocaml-base-compiler" {= "5.2.0"} | "ocaml-system" {= "5.2.0"}] <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved ocaml-config.3 (cached) -> installed base-bigarray.base -> installed base-threads.base -> installed base-unix.base -> installed host-arch-x86_64.1 -> installed host-system-other.1 -> installed ocaml-options-vanilla.1 -> retrieved ocaml-base-compiler.5.2.0 (https://github.com/ocaml/ocaml/archive/5.2.0.tar.gz) -> installed ocaml-base-compiler.5.2.0 -> 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 $(opam env --switch=5.2) 2024-11-10 00:44.33 ---> using "8fd36891ebefedca7a435260dc41c24cf1733450805009f765316c933d1bca81" from cache /: (run (network host) (shell "opam update --depexts")) + /usr/bin/sudo "apt-get" "update" - Get:1 http://deb.debian.org/debian unstable InRelease [202 kB] - Get:2 http://deb.debian.org/debian unstable/main amd64 Packages.diff/Index [63.6 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2024-11-09-0804.37-F-2024-11-04-2012.18.pdiff [276 kB] - Get:3 http://deb.debian.org/debian unstable/main amd64 Packages T-2024-11-09-0804.37-F-2024-11-04-2012.18.pdiff [276 kB] - Fetched 542 kB in 2s (353 kB/s) - Reading package lists... - 2024-11-10 00:44.33 ---> using "2c1c259efd7e49e7c82a9823bddc373e8f9b1460087914e9a0beebb05bfce7a7" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "\ \nopam remove -y \"mccs.1.1+11\"\ \nopam install -vy \"mccs.1.1+11\"\ \nres=$?\ \nif [ $res = 31 ]; then\ \n if opam show -f x-ci-accept-failures: \"mccs.1.1+11\" | 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\ \n")) Nothing to do. [NOTE] mccs.1.1+11 is not installed. The following actions will be performed: === install 6 packages - install conf-c++ 1.0 [required by mccs] - install cppo 1.7.0 [required by extlib] - install cudf 0.10 [required by mccs] - install dune 3.16.1 [required by mccs] - install extlib 1.8.0 [required by cudf] - install mccs 1.1+11 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> Processing 2/18: [cppo.1.7.0: extract] Processing 3/18: [cppo.1.7.0: extract] [cudf.0.10: extract] Processing 4/18: [cppo.1.7.0: extract] [cudf.0.10: extract] [dune.3.16.1: extract] Processing 5/18: [cppo.1.7.0: extract] [cudf.0.10: extract] [dune.3.16.1: extract] [conf-c++: c++] -> retrieved cppo.1.7.0 (cached) Processing 5/18: [cudf.0.10: extract] [dune.3.16.1: extract] [conf-c++: c++] Processing 6/18: [cudf.0.10: extract] [dune.3.16.1: extract] [extlib.1.8.0: extract] [conf-c++: c++] -> retrieved cudf.0.10 (cached) Processing 6/18: [dune.3.16.1: extract] [extlib.1.8.0: extract] [conf-c++: c++] Processing 7/18: [dune.3.16.1: extract] [extlib.1.8.0: extract] [mccs.1.1+11: http] [conf-c++: c++] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "c++" "--version" (CWD=/home/opam/.opam/5.2/.opam-switch/build/conf-c++.1.0) - c++ (Debian 14.2.0-8) 14.2.0 - Copyright (C) 2024 Free Software Foundation, Inc. - This is free software; see the source for copying conditions. There is NO - warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. - -> compiled conf-c++.1.0 Processing 7/18: [dune.3.16.1: extract] [extlib.1.8.0: extract] [mccs.1.1+11: http] -> installed conf-c++.1.0 Processing 8/18: [dune.3.16.1: extract] [extlib.1.8.0: extract] [mccs.1.1+11: http] -> retrieved extlib.1.8.0 (cached) Processing 8/18: [dune.3.16.1: extract] [mccs.1.1+11: http] Processing 8/18: [dune.3.16.1: extract] [mccs.1.1+11: extract] -> retrieved dune.3.16.1 (cached) Processing 8/18: [mccs.1.1+11: extract] Processing 9/18: [mccs.1.1+11: extract] [dune: ocaml 255] -> retrieved mccs.1.1+11 (https://github.com/AltGr/ocaml-mccs/archive/1.1+11.tar.gz) Processing 9/18: [dune: ocaml 255] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "ocaml" "boot/bootstrap.ml" "-j" "255" (CWD=/home/opam/.opam/5.2/.opam-switch/build/dune.3.16.1) - 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 255 - cd _boot && /home/opam/.opam/5.2/bin/ocamlopt.opt -c -g -no-alias-deps -w -49-6 -alert -unstable -I +unix -I +threads stdune.ml - File "otherlibs/stdune/src/stdune.ml", line 1, characters 4-9: - Warning 53 [misplaced-attribute]: the "alert" attribute cannot appear in this context - Processing 9/18: [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" "255" (CWD=/home/opam/.opam/5.2/.opam-switch/build/dune.3.16.1) -> compiled dune.3.16.1 -> installed dune.3.16.1 Processing 11/18: [cppo: dune build] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "cppo" "-j" "255" "@install" (CWD=/home/opam/.opam/5.2/.opam-switch/build/cppo.1.7.0) -> compiled cppo.1.7.0 -> installed cppo.1.7.0 Processing 13/18: [extlib: dune build] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "extlib" "-j" "255" (CWD=/home/opam/.opam/5.2/.opam-switch/build/extlib.1.8.0) -> compiled extlib.1.8.0 -> installed extlib.1.8.0 Processing 15/18: [cudf: dune build] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "cudf" "-j" "255" (CWD=/home/opam/.opam/5.2/.opam-switch/build/cudf.0.10) - (cd _build/default && /home/opam/.opam/5.2/bin/ocamlc.opt -w -40 -g -bin-annot -bin-annot-occurrences -I lib/.cudf.objs/byte -I /home/opam/.opam/5.2/lib/extlib -intf-suffix .ml -no-alias-deps -o lib/.cudf.objs/byte/cudf_type_parser.cmo -c -impl lib/cudf_type_parser.ml) - File "lib/cudf_type_parser.mly", line 204, characters 24-42: - Warning 6 [labels-omitted]: label prefix was omitted in the application of this function. - (cd _build/default && /home/opam/.opam/5.2/bin/ocamlopt.opt -w -40 -g -I lib/.cudf.objs/byte -I lib/.cudf.objs/native -I /home/opam/.opam/5.2/lib/extlib -intf-suffix .ml -no-alias-deps -o lib/.cudf.objs/native/cudf_type_parser.cmx -c -impl lib/cudf_type_parser.ml) - File "lib/cudf_type_parser.mly", line 204, characters 24-42: - Warning 6 [labels-omitted]: label prefix was omitted in the application of this function. -> compiled cudf.0.10 -> installed cudf.0.10 Processing 17/18: [mccs: dune build] + /home/opam/.opam/opam-init/hooks/sandbox.sh "build" "dune" "build" "-p" "mccs" "-j" "255" (CWD=/home/opam/.opam/5.2/.opam-switch/build/mccs.1.1+11) - (cd _build/default/src/glpk && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -pthread -D_FILE_OFFSET_BITS=64 -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -pthread -Wno-parentheses -g -I /home/opam/.opam/5.2/lib/ocaml -o wclique1.o -c wclique1.c) - src/glpk/misc/wclique1.c: In function '_glp_wclique1': - src/glpk/misc/wclique1.c:121:7: warning: 'memset' specified bound between 18446744071562067968 and 18446744073709551615 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=] - src/glpk/misc/wclique1.c:123:7: warning: 'memset' specified bound between 18446744071562067968 and 18446744073709551615 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=] - File "src/dune", line 5, characters 63-73: - 5 | new_criteria notuptodate_criteria removed_criteria mccscudf mccs_stubs) - ^^^^^^^^^^ - (cd _build/default/src && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -pthread -I . -DUSEGLPK -g -I /home/opam/.opam/5.2/lib/ocaml -I /home/opam/.opam/5.2/lib/cudf -I /home/opam/.opam/5.2/lib/extlib -I glpk -o mccs_stubs.o -c mccs_stubs.cpp) - mccs_stubs.cpp:27:9: warning: "Some_val" redefined - 27 | #define Some_val(v) Field(v,0) - | ^~~~~~~~ - In file included from mccs_stubs.cpp:6: - /home/opam/.opam/5.2/lib/ocaml/caml/mlvalues.h:447:9: note: this is the location of the previous definition - 447 | #define Some_val(v) Field(v, 0) - | ^~~~~~~~ - In file included from /usr/include/c++/14/map:62, - from mccs_stubs.cpp:14: - /usr/include/c++/14/bits/stl_tree.h: In instantiation of 'static const _Key& std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::_S_key(_Const_Link_type) [with _Key = CUDFVersionedPackage*; _Val = CUDFVersionedPackage*; _KeyOfValue = std::_Identity<CUDFVersionedPackage*>; _Compare = CUDFPackage_comparator; _Alloc = std::allocator<CUDFVersionedPackage*>; _Const_Link_type = const std::_Rb_tree_node<CUDFVersionedPackage*>*]': - /usr/include/c++/14/bits/stl_tree.h:2114:47: required from 'std::pair<std::_Rb_tree_node_base*, std::_Rb_tree_node_base*> std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::_M_get_insert_unique_pos(const key_type&) [with _Key = CUDFVersionedPackage*; _Val = CUDFVersionedPackage*; _KeyOfValue = std::_Identity<CUDFVersionedPackage*>; _Compare = CUDFPackage_comparator; _Alloc = std::allocator<CUDFVersionedPackage*>; key_type = CUDFVersionedPackage*]' - 2114 | __comp = _M_impl._M_key_compare(__k, _S_key(__x)); - | ~~~~~~^~~~~ - /usr/include/c++/14/bits/stl_tree.h:2167:4: required from 'std::pair<std::_Rb_tree_iterator<_Val>, bool> std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::_M_insert_unique(_Arg&&) [with _Arg = CUDFVersionedPackage* const&; _Key = CUDFVersionedPackage*; _Val = CUDFVersionedPackage*; _KeyOfValue = std::_Identity<CUDFVersionedPackage*>; _Compare = CUDFPackage_comparator; _Alloc = std::allocator<CUDFVersionedPackage*>]' - 2167 | = _M_get_insert_unique_pos(_KeyOfValue()(__v)); - | ^~~~~~~~~~~~~~~~~~~~~~~~ - /usr/include/c++/14/bits/stl_set.h:514:25: required from 'std::pair<typename std::_Rb_tree<_Key, _Key, std::_Identity<_Tp>, _Compare, typename __gnu_cxx::__alloc_traits<_Allocator>::rebind<_Key>::other>::const_iterator, bool> std::set<_Key, _Compare, _Alloc>::insert(const value_type&) [with _Key = CUDFVersionedPackage*; _Compare = CUDFPackage_comparator; _Alloc = std::allocator<CUDFVersionedPackage*>; typename std::_Rb_tree<_Key, _Key, std::_Identity<_Tp>, _Compare, typename __gnu_cxx::__alloc_traits<_Allocator>::rebind<_Key>::other>::const_iterator = std::_Rb_tree<CUDFVersionedPackage*, CUDFVersionedPackage*, std::_Identity<CUDFVersionedPackage*>, CUDFPackage_comparator, std::allocator<CUDFVersionedPackage*> >::const_iterator; typename __gnu_cxx::__alloc_traits<_Allocator>::rebind<_Key>::other = std::allocator<CUDFVersionedPackage*>; typename __gnu_cxx::__alloc_traits<_Allocator>::rebind<_Key> = __gnu_cxx::__alloc_traits<std::allocator<CUDFVersionedPackage*>, CUDFVersionedPackage*>::rebind<CUDFVersionedPackage*>; typename _Allocator::value_type = CUDFVersionedPackage*; value_type = CUDFVersionedPackage*]' - 514 | _M_t._M_insert_unique(__x); - | ~~~~~~~~~~~~~~~~~~~~~^~~~~ - mccs_stubs.cpp:316:39: required from here - 316 | virtual_package->all_versions.insert(pkg); - | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~ - /usr/include/c++/14/bits/stl_tree.h:768:15: error: static assertion failed: comparison object must be invocable as const - 768 | is_invocable_v<const _Compare&, const _Key&, const _Key&>, - | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - /usr/include/c++/14/bits/stl_tree.h:768:15: note: 'std::is_invocable_v<const CUDFPackage_comparator&, CUDFVersionedPackage* const&, CUDFVersionedPackage* const&>' evaluates to false [ERROR] The compilation of mccs.1.1+11 failed at "dune build -p mccs -j 255". #=== ERROR while compiling mccs.1.1+11 ========================================# # context 2.4.0~alpha1~dev | linux/x86_64 | ocaml-base-compiler.5.2.0 | file:///home/opam/opam-repository # path ~/.opam/5.2/.opam-switch/build/mccs.1.1+11 # command ~/.opam/opam-init/hooks/sandbox.sh build dune build -p mccs -j 255 # exit-code 1 # env-file ~/.opam/log/mccs-8-cd5388.env # output-file ~/.opam/log/mccs-8-cd5388.out ### output ### # (cd _build/default/src/glpk && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -pthread -D_FILE_OFFSET_BITS=64 -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -pthread -Wno-parentheses -g -I /home/opam/.opam/5.2/lib/ocaml -o wclique1.o -c wclique1.c) # src/glpk/misc/wclique1.c: In function '_glp_wclique1': # src/glpk/misc/wclique1.c:121:7: warning: 'memset' specified bound between 18446744071562067968 and 18446744073709551615 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=] # src/glpk/misc/wclique1.c:123:7: warning: 'memset' specified bound between 18446744071562067968 and 18446744073709551615 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=] # File "src/dune", line 5, characters 63-73: # 5 | new_criteria notuptodate_criteria removed_criteria mccscudf mccs_stubs) # ^^^^^^^^^^ # (cd _build/default/src && /usr/bin/gcc -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -pthread -I . -DUSEGLPK -g -I /home/opam/.opam/5.2/lib/ocaml -I /home/opam/.opam/5.2/lib/cudf -I /home/opam/.opam/5.2/lib/extlib -I glpk -o mccs_stubs.o -c mccs_stubs.cpp) # mccs_stubs.cpp:27:9: warning: "Some_val" redefined # 27 | #define Some_val(v) Field(v,0) # | ^~~~~~~~ # In file included from mccs_stubs.cpp:6: # /home/opam/.opam/5.2/lib/ocaml/caml/mlvalues.h:447:9: note: this is the location of the previous definition # 447 | #define Some_val(v) Field(v, 0) # | ^~~~~~~~ # In file included from /usr/include/c++/14/map:62, # from mccs_stubs.cpp:14: # /usr/include/c++/14/bits/stl_tree.h: In instantiation of 'static const _Key& std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::_S_key(_Const_Link_type) [with _Key = CUDFVersionedPackage*; _Val = CUDFVersionedPackage*; _KeyOfValue = std::_Identity<CUDFVersionedPackage*>; _Compare = CUDFPackage_comparator; _Alloc = std::allocator<CUDFVersionedPackage*>; _Const_Link_type = const std::_Rb_tree_node<CUDFVersionedPackage*>*]': # /usr/include/c++/14/bits/stl_tree.h:2114:47: required from 'std::pair<std::_Rb_tree_node_base*, std::_Rb_tree_node_base*> std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::_M_get_insert_unique_pos(const key_type&) [with _Key = CUDFVersionedPackage*; _Val = CUDFVersionedPackage*; _KeyOfValue = std::_Identity<CUDFVersionedPackage*>; _Compare = CUDFPackage_comparator; _Alloc = std::allocator<CUDFVersionedPackage*>; key_type = CUDFVersionedPackage*]' # 2114 | __comp = _M_impl._M_key_compare(__k, _S_key(__x)); # | ~~~~~~^~~~~ # /usr/include/c++/14/bits/stl_tree.h:2167:4: required from 'std::pair<std::_Rb_tree_iterator<_Val>, bool> std::_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::_M_insert_unique(_Arg&&) [with _Arg = CUDFVersionedPackage* const&; _Key = CUDFVersionedPackage*; _Val = CUDFVersionedPackage*; _KeyOfValue = std::_Identity<CUDFVersionedPackage*>; _Compare = CUDFPackage_comparator; _Alloc = std::allocator<CUDFVersionedPackage*>]' # 2167 | = _M_get_insert_unique_pos(_KeyOfValue()(__v)); # | ^~~~~~~~~~~~~~~~~~~~~~~~ # /usr/include/c++/14/bits/stl_set.h:514:25: required from 'std::pair<typename std::_Rb_tree<_Key, _Key, std::_Identity<_Tp>, _Compare, typename __gnu_cxx::__alloc_traits<_Allocator>::rebind<_Key>::other>::const_iterator, bool> std::set<_Key, _Compare, _Alloc>::insert(const value_type&) [with _Key = CUDFVersionedPackage*; _Compare = CUDFPackage_comparator; _Alloc = std::allocator<CUDFVersionedPackage*>; typename std::_Rb_tree<_Key, _Key, std::_Identity<_Tp>, _Compare, typename __gnu_cxx::__alloc_traits<_Allocator>::rebind<_Key>::other>::const_iterator = std::_Rb_tree<CUDFVersionedPackage*, CUDFVersionedPackage*, std::_Identity<CUDFVersionedPackage*>, CUDFPackage_comparator, std::allocator<CUDFVersionedPackage*> >::const_iterator; typename __gnu_cxx::__alloc_traits<_Allocator>::rebind<_Key>::other = std::allocator<CUDFVersionedPackage*>; typename __gnu_cxx::__alloc_traits<_Allocator>::rebind<_Key> = __gnu_cxx::__alloc_traits<std::allocator<CUDFVersionedPackage*>, CUDFVersionedPackage*>::rebind<CUDFVersionedPackage*>; typename _Allocator::value_type = CUDFVersionedPackage*; value_type = CUDFVersionedPackage*]' # 514 | _M_t._M_insert_unique(__x); # | ~~~~~~~~~~~~~~~~~~~~~^~~~~ # mccs_stubs.cpp:316:39: required from here # 316 | virtual_package->all_versions.insert(pkg); # | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~ # /usr/include/c++/14/bits/stl_tree.h:768:15: error: static assertion failed: comparison object must be invocable as const # 768 | is_invocable_v<const _Compare&, const _Key&, const _Key&>, # | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ # /usr/include/c++/14/bits/stl_tree.h:768:15: note: 'std::is_invocable_v<const CUDFPackage_comparator&, CUDFVersionedPackage* const&, CUDFVersionedPackage* const&>' evaluates to false <><> Error report <><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><> +- The following actions failed | - build mccs 1.1+11 +- +- The following changes have been performed | - install conf-c++ 1.0 | - install cppo 1.7.0 | - install cudf 0.10 | - install dune 3.16.1 | - install extlib 1.8.0 +- # To update the current shell environment, run: eval $(opam env) The former state can be restored with: /usr/bin/opam switch import "/home/opam/.opam/5.2/.opam-switch/backup/state-20241110004435.export" 'opam install -vy mccs.1.1+11' failed. "/usr/bin/env" "bash" "-c" " opam remove -y "mccs.1.1+11" opam install -vy "mccs.1.1+11" res=$? if [ $res = 31 ]; then if opam show -f x-ci-accept-failures: "mccs.1.1+11" | grep -q '"debian-unstable"'; then echo "This package failed and has been disabled for CI using the 'x-ci-accept-failures' field." exit 69 fi fi exit $res " failed with exit status 31 Failed: Build failed