diff --git a/.build.yml b/.build.yml
index b3cbd59..0729b00 100644
--- a/.build.yml
+++ b/.build.yml
@@ -13,35 +13,30 @@ tasks:
         -o bazel
       chmod +x bazel
   - test_default: |
-      cd bazel-zig-cc; ../bazel run \
-        //test:hello
+      cd bazel-zig-cc; ./build-and-file \
+          //test:hello | \
+        grep -q "ELF 64-bit.* x86-64.* dynamically linked"
   - test_x86_64-linux-gnu: |
-      cd bazel-zig-cc; ../bazel run \
-           --platforms @zig_sdk//:x86_64-linux-gnu //test:hello
-      file $(./getpath @zig_sdk//:x86_64-linux-gnu //test:hello) | \
-        tee /dev/stderr | grep -q "ELF 64-bit.* x86-64.* dynamically linked"
+      cd bazel-zig-cc; ./build-and-file \
+          --platforms @zig_sdk//:x86_64-linux-gnu //test:hello | \
+        grep -q "ELF 64-bit.* x86-64.* dynamically linked"
   - test_x86_64-linux-musl: |
-      cd bazel-zig-cc; ../bazel run \
-           --platforms @zig_sdk//:x86_64-linux-musl //test:hello
-      file $(./getpath @zig_sdk//:x86_64-linux-musl //test:hello) | \
-        tee /dev/stderr | grep -q "ELF 64-bit.* x86-64.* statically linked"
+      cd bazel-zig-cc; ./build-and-file \
+          --extra_toolchains @zig_sdk//:x86_64-linux-musl_toolchain //test:hello | \
+        grep -q "ELF 64-bit.* x86-64.* statically linked"
   - test_aarch64-linux-gnu: |
-      cd bazel-zig-cc; ../bazel build \
-           --platforms @zig_sdk//:aarch64-linux-gnu //test:hello
-      file $(./getpath @zig_sdk//:aarch64-linux-gnu //test:hello) | \
-        tee /dev/stderr | grep -q "ELF 64-bit.* ARM aarch64.* dynamically linked"
+      cd bazel-zig-cc; ./build-and-file \
+          --platforms @zig_sdk//:aarch64-linux-gnu //test:hello | \
+        grep -q "ELF 64-bit.* ARM aarch64.* dynamically linked"
   - test_aarch64-linux-musl: |
-      cd bazel-zig-cc; ../bazel build \
-           --platforms @zig_sdk//:aarch64-linux-musl //test:hello
-      file $(./getpath @zig_sdk//:aarch64-linux-musl //test:hello) | \
-        tee /dev/stderr | grep -q "ELF 64-bit.* ARM aarch64.* statically linked"
+      cd bazel-zig-cc; ./build-and-file \
+          --extra_toolchains @zig_sdk//:aarch64-linux-musl_toolchain //test:hello | \
+        grep -q "ELF 64-bit.* ARM aarch64.* statically linked"
   - test_x86_64-macos-gnu: |
-      cd bazel-zig-cc; ../bazel build \
-        --platforms @zig_sdk//:x86_64-macos-gnu //test:hello
-      file $(./getpath @zig_sdk//:x86_64-macos-gnu //test:hello) | \
-        tee /dev/stderr | grep -q "Mach-O 64-bit x86_64 executable"
+      cd bazel-zig-cc; ./build-and-file \
+          --platforms @zig_sdk//:x86_64-macos-gnu //test:hello | \
+        grep -q "Mach-O 64-bit x86_64 executable"
   - test_aarch64-macos-gnu: |
-      cd bazel-zig-cc; ../bazel build \
-        --platforms @zig_sdk//:aarch64-macos-gnu //test:hello
-      file $(./getpath @zig_sdk//:aarch64-macos-gnu //test:hello) | \
-        tee /dev/stderr | grep -q "Mach-O 64-bit arm64 executable"
+      cd bazel-zig-cc; ./build-and-file \
+          --platforms @zig_sdk//:aarch64-macos-gnu //test:hello | \
+        grep -q "Mach-O 64-bit arm64 executable"
diff --git a/build-and-file b/build-and-file
new file mode 100755
index 0000000..bc54c1c
--- /dev/null
+++ b/build-and-file
@@ -0,0 +1,12 @@
+#!/bin/bash
+
+# 'bazel' binary is stored in $HOME in builds.sr.ht.
+export PATH=$PATH:$HOME
+
+bazel build "$@"
+
+execpath=$(bazel aquery "$@" 2>/dev/null | \
+    awk "/action 'GoLink/{f=1};/Outputs: / &&f{print;exit}" | \
+    awk -F'\\[|\\]' '{print $2}')
+
+file "$execpath" | tee /dev/stderr
diff --git a/getpath b/getpath
deleted file mode 100755
index 4ffed00..0000000
--- a/getpath
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/bash
-
-# in builds.sr.ht, 'bazel' binary is stored in $HOME.
-exec env PATH=$PATH:$HOME \
-    bazel aquery \
-    --platforms "$1" "$2" 2>/dev/null | \
-    awk "/action 'GoLink/{f=1};/Outputs: / &&f{print;exit}" | \
-    awk -F'\\[|\\]' '{print $2}'
diff --git a/hangzig b/hangzig
deleted file mode 100755
index 723fbee..0000000
--- a/hangzig
+++ /dev/null
@@ -1,34 +0,0 @@
-#!/bin/bash
-set -euo pipefail
-
-readonly bzl=https://github.com/bazelbuild/bazelisk/releases/download/v1.9.0/bazelisk-linux-amd64
-
-set -x
-
-outside() {
-  git clean -ffxd --exclude bazel
-  if [[ ! -x bazel ]]; then
-    rm -f bazel
-    curl -L "$bzl" -o bazel
-    chmod +x bazel
-  fi
-  exec docker run -ti --rm -v $(pwd):/x -w /x --name hangzig \
-    --cpuset-cpus 0-1 \
-    -m 4096MB \
-    -e CC=/usr/bin/false \
-    debian:testing ./hangzig inside
-  }
-
-inside() {
-  apt-get update && apt-get install -y ca-certificates
-  exec ./bazel build -s --platforms @zig_sdk//:aarch64-macos-gnu //test:gognu
-}
-
-case "${1:-}" in
-  "")
-    outside;;
-  inside)
-    inside;;
-  *)
-    exit 1;
-esac