benchsuite/runs: add updated benchmark, with ugrep

benchsuite/runs/2020-10-14-archlinux-frink/README.md

@@ -0,0 +1,37 @@
+This directory contains updated benchmarks as of 2020-10-14. They were captured
+via the benchsuite script at `benchsuite/benchsuite` from the root of this
+repository. The command that was run:
+
+    $ ./benchsuite \
+          --dir /tmp/benchsuite \
+          --raw runs/2020-10-14-archlinux-frink/raw.csv \
+          --warmup-iter 1 \
+          --bench-iter 5
+
+The versions of each tool are as follows:
+
+    $ rg --version
+    ripgrep 12.1.1 (rev def993bad1)
+    -SIMD -AVX (compiled)
+    +SIMD +AVX (runtime)
+
+    $ grep -V
+    grep (GNU grep) 3.4
+
+    $ ag -V
+    ag version 2.2.0
+
+    Features:
+      +jit +lzma +zlib
+
+    $ git --version
+    git version 2.28.0
+
+    $ ugrep --version
+    ugrep 3.0.2 x86_64-pc-linux-gnu +avx2 +pcre2_jit +zlib +bzip2 +lzma +lz4
+    License BSD-3-Clause: <https://opensource.org/licenses/BSD-3-Clause>
+    Written by Robert van Engelen and others: <https://github.com/Genivia/ugrep>
+
+The version of ripgrep used was compiled from source on commit def993bad1:
+
+    $ cargo build --release --features 'pcre2'