brew-update.sh

==> Upgrading crystal
==> Downloading https://github.com/crystal-lang/crystal/archive/0.30.0.tar.gz
Already downloaded: /home/ak/.cache/Homebrew/downloads/cc1cf115337ec28f11765f78d1232136ee5c5e7dfbeeb50b145c14dbb458a6e4--crystal-0.30.0.tar.gz
==> Downloading https://github.com/crystal-lang/crystal/releases/download/0.29.0/crystal-0.29.0-1-linux-x86_64.tar.gz
Already downloaded: /home/ak/.cache/Homebrew/downloads/e69ebcd40f975891397cbcccf8d89146bb7ff05d8f05973f4c4d1fe13bbab7e8--crystal-0.29.0-1-linux-x86_64.tar.gz
==> Downloading https://github.com/ivmai/bdwgc/releases/download/v8.0.4/gc-8.0.4.tar.gz
Already downloaded: /home/ak/.cache/Homebrew/downloads/90e8505c0bde3e3378e551f43950493aae28aea07c7929c064605253192ddbf4--gc-8.0.4.tar.gz
==> Downloading https://raw.githubusercontent.com/crystal-lang/distribution-scripts/ab683792f34c60159f0e697adf792ff5b0fcbf91/linux/files/feature-thread-stackbottom.patch
Already downloaded: /home/ak/.cache/Homebrew/downloads/db81ffdb90b1531224f45427424b0143e43a0aa3fc4b812ed684adf5f0363465--feature-thread-stackbottom.patch
==> Patching bdw-gc
==> Applying feature-thread-stackbottom.patch
patching file include/gc.h
patching file pthread_support.c
Hunk #1 succeeded at 1400 (offset 31 lines).
==> ./configure --disable-shared --enable-large-config
==> make
==> make deps
==> bin/crystal build -D without_openssl -D without_zlib -D preview_overflow -o .build/crystal src/compiler/crystal.cr --release --no-debug
==> Downloading https://github.com/crystal-lang/shards/archive/v0.8.1.tar.gz
Already downloaded: /home/ak/.cache/Homebrew/downloads/6981ce961ea58b8571d643411324b57094d0b311fe86a1a51e356be406cbc4fa--shards-0.8.1.tar.gz
==> /tmp/crystal-20190809-16930-bsqyc7/crystal-0.30.0/bin/crystal build -o /tmp/crystal-20190809-16930-bsqyc7/crystal-0.30.0/.build/shards src/shards.cr