>>> ripgrep 0.8.1 Extracting
gzip -d -c /data/buildroot/buildroot-test/instance-0/dl/ripgrep/ripgrep-0.8.1.tar.gz | /data/buildroot/buildroot-test/instance-0/output/host/bin/tar --strip-components=1 -C /data/buildroot/buildroot-test/instance-0/output/build/ripgrep-0.8.1   -xf -
>>> ripgrep 0.8.1 Patching
>>> ripgrep 0.8.1 Configuring
>>> ripgrep 0.8.1 Building
PATH="/data/buildroot/buildroot-test/instance-0/output/host/bin:/data/buildroot/buildroot-test/instance-0/output/host/sbin:/data/buildroot/buildroot-test/venv/bin:/usr/local/sbin:/usr/local/bin:/usr/bin:/usr/bin/site_perl:/usr/bin/vendor_perl:/usr/bin/core_perl" CARGO_HOME=/data/buildroot/buildroot-test/instance-0/output/host/share/cargo cargo build --debug --target=mips64el-unknown-linux-gnuabi64 --manifest-path=/data/buildroot/buildroot-test/instance-0/output/build/ripgrep-0.8.1/Cargo.toml
error: Unknown flag: '--debug'

Usage:
    cargo build [options]
make: *** [package/pkg-generic.mk:269: /data/buildroot/buildroot-test/instance-0/output/build/ripgrep-0.8.1/.stamp_built] Error 1
make: Leaving directory '/data/buildroot/buildroot-test/instance-0/buildroot'