diff --git a/build-support/docker/bootstrap-docker-snapshot-image.sh b/build-support/docker/bootstrap-docker-snapshot-image.sh
deleted file mode 100755
index 48e4e5434dc..00000000000
--- a/build-support/docker/bootstrap-docker-snapshot-image.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-#!/usr/bin/env bash
-
-set -euxo pipefail
-
-CENTOS_SNAPSHOT_TAG='pants_centos6_snapshot'
-docker build -t "$CENTOS_SNAPSHOT_TAG" ./build-support/docker/centos6
-TRAVIS_SNAPSHOT_TAG='travis_ci_snapshot'
-docker build -t "$TRAVIS_SNAPSHOT_TAG" \
-       --build-arg BASE_IMAGE="$CENTOS_SNAPSHOT_TAG" \
-       ./build-support/docker/travis_ci
-
-docker run -i \
-       -v "$(pwd):/pants-repo" -w '/pants-repo'\
-       -t "$TRAVIS_SNAPSHOT_TAG" \
-       /bin/bash --init-file ./build-support/docker/nicer-shell-environment.sh
diff --git a/build-support/docker/nicer-shell-environment.sh b/build-support/docker/nicer-shell-environment.sh
deleted file mode 100644
index 833e6a3642a..00000000000
--- a/build-support/docker/nicer-shell-environment.sh
+++ /dev/null
@@ -1,32 +0,0 @@
-#!/bin/bash
-
-if [[ -f ~/.bashrc ]]; then
-  source ~/.bashrc
-fi
-
-# long mode, show all, natural sort, type squiggles, friendly sizes
-if hash dircolors 2>/dev/null && [[ ! "$TERM" =~ 'dumb|emacs' ]]; then
-  eval "$(dircolors -b)"
-  # -A, --almost-all           do not list implied . and ..
-  # -F, --classify             append indicator (one of */=>@|) to entries
-  # -l                         use a long listing format
-  # -h, --human-readable       with -l and -s, print sizes like 1K 234M 2G etc.
-  #     --si                   likewise, but use powers of 1000 not 1024
-  # -v                         natural sort of (version) numbers within text
-  LSOPTS='-lAvFh --si --color=always'
-  LLOPTS='-lAvFh --color=always'
-else
-  export CLICOLOR=YES
-  LSOPTS='-lAvFh'
-  LLOPTS=''
-fi
-
-alias ls="ls $LSOPTS"
-alias ll="ls $LLOPTS | less -FX"
-
-export PAGER=less
-# Never wrap long lines by default
-# I'd love to have the effect of -F, but I don't want -X all the time, alas.
-export LESS="-RMi~Kq"
-
-export PS1='\u@\H:\w (bash \V)$ '
diff --git a/file.txt b/file.txt
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/pants.pex b/pants.pex
deleted file mode 100755
index 4be33e2a084..00000000000
Binary files a/pants.pex and /dev/null differ
diff --git a/pyenv b/pyenv
deleted file mode 160000
index a899d2507c5..00000000000
--- a/pyenv
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit a899d2507c5354e62a41fe45bd677e2e98a1379d
diff --git a/src/python/pants/goal/__pycache__/run_tracker.cpython-36.pyc.4572157680 b/src/python/pants/goal/__pycache__/run_tracker.cpython-36.pyc.4572157680
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/testprojects/pants-plugins/src/python/test_pants_plugin/tasks/raise_deprecation_warning.py b/testprojects/pants-plugins/src/python/test_pants_plugin/tasks/raise_deprecation_warning.py
deleted file mode 100644
index cdfc2d77ecb..00000000000
--- a/testprojects/pants-plugins/src/python/test_pants_plugin/tasks/raise_deprecation_warning.py
+++ /dev/null
@@ -1,5 +0,0 @@
-# coding=utf-8
-# Copyright 2019 Pants project contributors (see CONTRIBUTORS.md).
-# Licensed under the Apache License, Version 2.0 (see LICENSE).
-
-from __future__ import absolute_import, division, print_function, unicode_literals
diff --git a/tests/python/pants_test/backend/python/tasks/test_setup_py_integration.py b/tests/python/pants_test/backend/python/tasks/test_setup_py_integration.py
index 7452e4c41fb..f9641b9a8f8 100644
--- a/tests/python/pants_test/backend/python/tasks/test_setup_py_integration.py
+++ b/tests/python/pants_test/backend/python/tasks/test_setup_py_integration.py
@@ -162,4 +162,5 @@ def test_setup_py_unregistered_pants_plugin(self):
         'test_pants_plugin/tasks/',
         'test_pants_plugin/tasks/__init__.py',
         'test_pants_plugin/tasks/deprecation_warning_task.py',
-        'test_pants_plugin/tasks/lifecycle_stub_task.py'])
+        'test_pants_plugin/tasks/lifecycle_stub_task.py',
+      ])
diff --git a/tests/python/pants_test/bin/test_runner_integration.py b/tests/python/pants_test/bin/test_runner_integration.py
index 225fc1d774d..5572ca061b0 100644
--- a/tests/python/pants_test/bin/test_runner_integration.py
+++ b/tests/python/pants_test/bin/test_runner_integration.py
@@ -37,7 +37,7 @@ def test_warning_filter(self):
     assertRegex(
       self,
       warning_run.stderr_data,
-      '^WARN\\].*DeprecationWarning: DEPRECATED: This is a test warning!')
+      '\\[WARN\\].*DeprecationWarning: DEPRECATED: This is a test warning!')
 
     non_warning_run = self.run_pants(cmdline, config={
       GLOBAL_SCOPE_CONFIG_SECTION: {
diff --git a/zinc-pants-native b/zinc-pants-native
deleted file mode 100755
index bc650039d9b..00000000000
Binary files a/zinc-pants-native and /dev/null differ