********************************************************************************
conan test conan-center-index\recipes\cppcommon\all\test_package\conanfile.py cppcommon/1.0.0.0@ --profile=C:\J\w\BuildSingleReference@12/20728/a0d70852-386d-4858-9269-f605598d659d/profile.txt
********************************************************************************
Auto detecting your dev setup to initialize the default profile (C:\J\w\BuildSingleReference@12\.conan\profiles\default)
Found Visual Studio 16
Default settings
	os=Windows
	os_build=Windows
	arch=x86_64
	arch_build=x86_64
	compiler=Visual Studio
	compiler.version=16
	build_type=Release
*** You can change them in C:\J\w\BuildSingleReference@12\.conan\profiles\default ***
*** Or override with -s compiler='other' -s ...s***


Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=Visual Studio
compiler.runtime=MD
compiler.version=16
os=Windows
os_build=Windows
[options]
cppcommon:shared=True
[build_requires]
[env]

fmt/8.0.0: Not found in local cache, looking in remotes...
fmt/8.0.0: Trying with 'conan-center'...
Downloading conanmanifest.txt
Downloading conanfile.py
Downloading conan_export.tgz
fmt/8.0.0: Downloaded recipe revision 40864c8a44f3cfe41fc7e222b52fe386
Traceback (most recent call last):
  File "c:\python36\lib\site-packages\conans\client\command.py", line 2164, in run
    method(args[0][1:])
  File "c:\python36\lib\site-packages\conans\client\command.py", line 307, in test
    lockfile=args.lockfile, profile_build=profile_build)
  File "c:\python36\lib\site-packages\conans\client\conan_api.py", line 93, in wrapper
    return f(api, *args, **kwargs)
  File "c:\python36\lib\site-packages\conans\client\conan_api.py", line 332, in test
    test_build_folder=test_build_folder, recorder=recorder)
  File "c:\python36\lib\site-packages\conans\client\cmd\test.py", line 38, in install_build_and_test
    recorder=recorder)
  File "c:\python36\lib\site-packages\conans\client\manager.py", line 59, in deps_install
    lockfile_node_id=lockfile_node_id)
  File "c:\python36\lib\site-packages\conans\client\graph\graph_manager.py", line 120, in load_graph
    apply_build_requires=apply_build_requires)
  File "c:\python36\lib\site-packages\conans\client\graph\graph_manager.py", line 255, in _resolve_graph
    graph_lock=graph_lock)
  File "c:\python36\lib\site-packages\conans\client\graph\graph_manager.py", line 365, in _load_graph
    apply_build_requires=apply_build_requires)
  File "c:\python36\lib\site-packages\conans\client\graph\graph_manager.py", line 286, in _recurse_build_requires
    self._binary_analyzer.evaluate_graph(graph, build_mode, update, remotes, nodes_subset, root)
  File "c:\python36\lib\site-packages\conans\client\graph\graph_binaries.py", line 389, in evaluate_graph
    self._evaluate_node(node, build_mode, update, remotes)
  File "c:\python36\lib\site-packages\conans\client\graph\graph_binaries.py", line 176, in _evaluate_node
    self._process_node(node, pref, build_mode, update, remotes)
  File "c:\python36\lib\site-packages\conans\client\graph\graph_binaries.py", line 242, in _process_node
    self._evaluate_cache_pkg(node, package_layout, pref, metadata, remote, remotes, update)
  File "c:\python36\lib\site-packages\conans\client\graph\graph_binaries.py", line 95, in _evaluate_cache_pkg
    assert node.prev, "PREV for %s is None: %s" % (str(pref), metadata.dumps())
AssertionError: PREV for fmt/8.0.0:3fb49604f9c2f729b85ba3115852006824e72cab is None: {"recipe": {"revision": "40864c8a44f3cfe41fc7e222b52fe386", "remote": "conan-center", "properties": {}, "checksums": {"conan_export.tgz": {"md5": "e3da9d09cbfbf55f4ed0ce660d002321", "sha1": "73457d2bcbdf35a2a41015d16470a2a1606a9419"}, "conanmanifest.txt": {"md5": "a6bde4c6b827e39ed1aecd213947f742", "sha1": "a730ffa21ceae5dead06b76427759ade449d7f0f"}, "conanfile.py": {"md5": "b7efe2005b966f3a245417e4c9333fab", "sha1": "99094ff9c92e2b80d92474b10133f0a344de514c"}}}, "packages": {"3fb49604f9c2f729b85ba3115852006824e72cab": {"revision": null, "recipe_revision": null, "remote": null, "properties": {}, "checksums": {}}}}

ERROR: PREV for fmt/8.0.0:3fb49604f9c2f729b85ba3115852006824e72cab is None: {"recipe": {"revision": "40864c8a44f3cfe41fc7e222b52fe386", "remote": "conan-center", "properties": {}, "checksums": {"conan_export.tgz": {"md5": "e3da9d09cbfbf55f4ed0ce660d002321", "sha1": "73457d2bcbdf35a2a41015d16470a2a1606a9419"}, "conanmanifest.txt": {"md5": "a6bde4c6b827e39ed1aecd213947f742", "sha1": "a730ffa21ceae5dead06b76427759ade449d7f0f"}, "conanfile.py": {"md5": "b7efe2005b966f3a245417e4c9333fab", "sha1": "99094ff9c92e2b80d92474b10133f0a344de514c"}}}, "packages": {"3fb49604f9c2f729b85ba3115852006824e72cab": {"revision": null, "recipe_revision": null, "remote": null, "properties": {}, "checksums": {}}}}