===> Skipping vulnerability checks.
WARNING: No /usr/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /usr/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Building for rbw-1.10.0
   Compiling libc v0.2.153
   Compiling cfg-if v1.0.0
error: could not compile `cfg-if` (lib)

Caused by:
  could not execute process `rustc --crate-name cfg_if --edition=2018 /pbulk/work/security/rbw/work/vendor/cfg-if-1.0.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("compiler_builtins", "core", "rustc-dep-of-std"))' -C metadata=4646ec8bb02c105d -C extra-filename=-4646ec8bb02c105d --out-dir /pbulk/work/security/rbw/work/rbw-1.10.0/target/release/deps -C strip=debuginfo -L dependency=/pbulk/work/security/rbw/work/rbw-1.10.0/target/release/deps --cap-lints allow -C link-arg=-Wl,-R/usr/lib` (never executed)

Caused by:
  No such file or directory (os error 2)
*** Error code 101

Stop.
make[1]: stopped in /usr/pkgsrc/security/rbw
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/security/rbw