Inspection False Positive: Unresolved reference: 'storage', 'github', 'gitfile', 'gitlab'

[iromeo]

shell.executable("bash")

shell("touch C && sleep 1 && touch B && sleep 1 && touch A && touch D && \
    mkdir -p .snakemake/storage/http/github.com/snakemake/snakemake/raw/series-7/tests/test_remote_http/expected-results && \
    touch .snakemake/storage/http/github.com/snakemake/snakemake/raw/series-7/tests/test_remote_http/expected-results/landsat-data.txt && \
    touch -t 200101010101 old_file")

#Will not be executed even though A is newer
rule a:
    input:
        ancient("A")
    output:
        "B"
    shell:
        "echo \"B recreated\" > {output}"

#Will be executed because B is newer
rule b:
    input:
        "B"
    output:
        "C"
    shell:
        "echo \"C recreated\" > {output}"

rule c:
    input:
        ancient("C")
    output:
        "D"
    shell:
        "echo \"D recreated\" > {output}"

# This should not run even though output is older than input
rule remote_ancient:
    input:
        storage(
            "https://github.com/snakemake/snakemake/raw/series-7/tests/test_remote_http/expected-results/landsat-data.txt"
        )
    output:
        "old_file"
    shell:
        "cp {input} {output}"

Also 'github', 'gitfile', 'gitlab'
See registration in snakemake/workflow.py :

        _globals["shell"] = shell
        _globals["workflow"] = self
        _globals["checkpoints"] = Checkpoints()
        _globals["scatter"] = Scatter()
        _globals["gather"] = Gather()
        _globals["github"] = sourcecache.GithubFile
        _globals["gitlab"] = sourcecache.GitlabFile
        _globals["gitfile"] = sourcecache.LocalGitFile
        _globals["storage"] = self._storage_registry
        snakemake.ioutils.register_in_globals(_globals)
        snakemake.ioflags.register_in_globals(_globals)
        _globals["from_queue"] = from_queue

[iromeo]

workflow.py: self.globals & _globals

8.0.0: storage
7.13.0: gitfile
6.8.1: github, gitlab
<= 6.1.0 : workflow, gather, scatter, checkpoints, rules, cluster_config, config