===> 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 xcolor-0.5.0
   Compiling libc v0.2.99
   Compiling bitflags v1.2.1
   Compiling cfg-if v1.0.0
   Compiling radium v0.5.3
   Compiling autocfg v1.0.1
   Compiling unicode-width v0.1.8
   Compiling pkg-config v0.3.19
   Compiling ryu v1.0.5
   Compiling memchr v2.3.4
   Compiling ansi_term v0.11.0
   Compiling lexical-core v0.7.6
   Compiling log v0.4.14
   Compiling vec_map v0.8.2
   Compiling version_check v0.9.3
   Compiling strsim v0.8.0
   Compiling arrayvec v0.5.2
   Compiling static_assertions v1.1.0
   Compiling tap v1.0.1
   Compiling funty v1.1.0
   Compiling wyz v0.2.0
   Compiling anyhow v1.0.43
   Compiling lazy_static v1.4.0
   Compiling memoffset v0.6.4
   Compiling textwrap v0.11.0
   Compiling x11 v2.18.2
   Compiling nom v6.2.1
   Compiling atty v0.2.14
   Compiling xcb v0.9.0
   Compiling bitvec v0.19.5
   Compiling clap v2.33.3
error: failed to run custom build command for `xcb v0.9.0`

Caused by:
  process didn't exit successfully: `/tmp/x11/xcolor/work/xcolor-0.5.0/target/release/build/xcb-a0ccf78749a2b556/build-script-build` (exit code: 101)
  --- stderr
  thread 'main' panicked at 'Unable to find build dependency python3: Os { code: 2, kind: NotFound, message: "No such file or directory" }', /tmp/x11/xcolor/work/vendor/xcb-0.9.0/build.rs:75:22
  note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
*** Error code 101

Stop.
make[1]: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/x11/xcolor
*** Error code 1

Stop.
make: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/x11/xcolor