Tectonic 0.15.0 build fails

[crystal-growth]

Tectonic build fails at "tectonic_xetex_layout v0.2.4" step with the following error:

error: failed to run custom build command for tectonic_xetex_layout v0.2.4 (/home/user/RPM/SOURCES/tectonic-tectonic-0.15.0/crates/xetex_layout)

thread 'main' panicked at crates/xetex_layout/build.rs:79:73:
called Result::unwrap() on an Err value: NotPresent
note: run with RUST_BACKTRACE=1 environment variable to display a backtrace
warning: build failed, waiting for other jobs to finish...

Line 79 in crates/xetex_layout/build.rs
is as follows:
let graphite2_include_path = env::var("DEP_GRAPHITE2_INCLUDE_PATH").unwrap();