cargo rustc --manifest-path ./engine/Cargo.toml --bin engine --release --no-default-features --features release -- -C target-cpu=native --emit link=Tcheran-79B07E3B-108B5024
error: could not create home directory: '/nonexistent/.rustup': Permission denied (os error 13)
make: *** [Makefile:10: openbench] Error 1