Homebrew formulas for ebmc 5.2 and ebmc 5.3

Formula/ebmc.rb@5.2

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+class Ebmc < Formula
+  desc "Model Checker for SystemVerilog"
+  homepage "https://www.cprover.org/ebmc/"
+  url "https://github.com/diffblue/hw-cbmc.git",
+    tag: "ebmc-5.2"
+    revision: "d308e0934a635a3e16a332284d41c43eda7a4133"
+  version "5.2"
+  license "BSD-3-Clause"
+
+  uses_from_macos "flex" => :build
+  uses_from_macos "curl" => :build
+  depends_on "bison" => :build
+
+  def install
+    system "make", "-C", "lib/cbmc/src", "minisat2-download"
+    system "make", "-C", "src"
+    system "mkdir", "-p", "#{prefix}/usr/bin"
+    system "cp", "src/ebmc/ebmc", "#{prefix}/usr/bin/"
+  end
+
+  test do
+    system "make", "-C", "regression/ebmc", "test"
+  end
+end

Formula/ebmc.rb@5.3

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+class Ebmc < Formula
+  desc "Model Checker for SystemVerilog"
+  homepage "https://www.cprover.org/ebmc/"
+  url "https://github.com/diffblue/hw-cbmc.git",
+    tag: "ebmc-5.3"
+    revision: "a7bf36c2fba8f7658932b5d83a0e1752668cd091"
+  version "5.3"
+  license "BSD-3-Clause"
+
+  uses_from_macos "flex" => :build
+  uses_from_macos "curl" => :build
+  depends_on "bison" => :build
+
+  def install
+    system "make", "-C", "lib/cbmc/src", "minisat2-download"
+    system "make", "-C", "src"
+    system "mkdir", "-p", "#{prefix}/usr/bin"
+    system "cp", "src/ebmc/ebmc", "#{prefix}/usr/bin/"
+  end
+
+  test do
+    system "make", "-C", "regression/ebmc", "test"
+  end
+end