diff --git a/Vagrantfile b/Vagrantfile
index 1b98fd2..f5b819f 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -1,36 +1,44 @@
 require 'date'
 
 Vagrant.configure(2) do |config|
+
+  # We use Ubuntu instead of Debian because the image comes with two-way
+  # shared folder support by default.
+  UBUNTU = 'ubuntu/xenial64'
+
+  # The main VM is the one used for development and testing.
+  config.vm.define(:exa, primary: true) do |config|
     config.vm.provider :virtualbox do |v|
-        v.name = 'exa'
-        v.memory = 1024
-        v.cpus = 1
+      v.name = 'exa'
+      v.memory = 1024
+      v.cpus = 1
     end
 
-    developer = 'ubuntu'
-
-
-    # We use Ubuntu instead of Debian because the image comes with two-way
-    # shared folder support by default.
-    config.vm.box = 'ubuntu/xenial64'
+    config.vm.box = UBUNTU
     config.vm.hostname = 'exa'
 
 
+    # Make sure we know the VM image’s default user name. The ‘cassowary’ user
+    # (specified later) is used for most of the test *output*, but we still
+    # need to know where the ‘target’ and ‘.cargo’ directories go.
+    developer = 'ubuntu'
+
+
     # Install the dependencies needed for exa to build, as quietly as
     # apt can do.
     config.vm.provision :shell, privileged: true, inline: <<-EOF
-        set -xe
-        apt-get update
-        apt-get install -qq -o=Dpkg::Use-Pty=0 -y \
-          git cmake curl attr libgit2-dev zip \
-          fish zsh bash bash-completion
+      set -xe
+      apt-get update
+      apt-get install -qq -o=Dpkg::Use-Pty=0 -y \
+        git cmake curl attr libgit2-dev zip \
+        fish zsh bash bash-completion
     EOF
 
 
     # Guarantee that the timezone is UTC -- some of the tests
     # depend on this (for now).
     config.vm.provision :shell, privileged: true, inline:
-        %[timedatectl set-timezone UTC]
+      %[timedatectl set-timezone UTC]
 
 
     # Install Rust.
@@ -38,7 +46,7 @@ Vagrant.configure(2) do |config|
     # who actually uses it. Sent to /dev/null because the progress
     # bar produces a ton of output.
     config.vm.provision :shell, privileged: false, inline:
-        %[hash rustc &>/dev/null || curl -sSf https://static.rust-lang.org/rustup.sh | sh &> /dev/null]
+      %[hash rustc &>/dev/null || curl -sSf https://static.rust-lang.org/rustup.sh | sh &> /dev/null]
 
 
     # Use a different ‘target’ directory on the VM than on the host.
@@ -46,53 +54,53 @@ Vagrant.configure(2) do |config|
     # cause problems if it has different permissions than the other
     # directories, or contains object files compiled for the host.
     config.vm.provision :shell, privileged: true, inline: <<-EOF
-        echo 'PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/home/#{developer}/.cargo/bin"' > /etc/environment
-        echo 'CARGO_TARGET_DIR="/home/#{developer}/target"'                                                     >> /etc/environment
+      echo 'PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/home/#{developer}/.cargo/bin"' > /etc/environment
+      echo 'CARGO_TARGET_DIR="/home/#{developer}/target"'                                                     >> /etc/environment
     EOF
 
 
     # Create a variety of misc scripts.
     config.vm.provision :shell, privileged: true, inline: <<-EOF
-        set -xe
+      set -xe
 
-        echo -e "#!/bin/sh\n/home/#{developer}/target/debug/exa \"\\$*\"" > /usr/bin/exa
-        echo -e "#!/bin/sh\n/home/#{developer}/target/release/exa \"\\$*\"" > /usr/bin/rexa
+      echo -e "#!/bin/sh\n/home/#{developer}/target/debug/exa \"\\$*\"" > /usr/bin/exa
+      echo -e "#!/bin/sh\n/home/#{developer}/target/release/exa \"\\$*\"" > /usr/bin/rexa
 
-        echo -e "#!/bin/sh\ncargo build --manifest-path /vagrant/Cargo.toml" > /usr/bin/build-exa
-        ln -sf /usr/bin/build-exa /usr/bin/b
+      echo -e "#!/bin/sh\ncargo build --manifest-path /vagrant/Cargo.toml" > /usr/bin/build-exa
+      ln -sf /usr/bin/build-exa /usr/bin/b
 
-        echo -e "#!/bin/sh\ncargo test --manifest-path /vagrant/Cargo.toml --lib -- --quiet" > /usr/bin/test-exa
-        ln -sf /usr/bin/test-exa /usr/bin/t
+      echo -e "#!/bin/sh\ncargo test --manifest-path /vagrant/Cargo.toml --lib -- --quiet" > /usr/bin/test-exa
+      ln -sf /usr/bin/test-exa /usr/bin/t
 
-        echo -e "#!/bin/sh\n/vagrant/xtests/run.sh" > /usr/bin/run-xtests
-        ln -sf /usr/bin/run-xtests /usr/bin/x
+      echo -e "#!/bin/sh\n/vagrant/xtests/run.sh" > /usr/bin/run-xtests
+      ln -sf /usr/bin/run-xtests /usr/bin/x
 
-        echo -e "#!/bin/sh\nbuild-exa && test-exa && run-xtests" > /usr/bin/compile-exa
-        ln -sf /usr/bin/compile-exa /usr/bin/c
+      echo -e "#!/bin/sh\nbuild-exa && test-exa && run-xtests" > /usr/bin/compile-exa
+      ln -sf /usr/bin/compile-exa /usr/bin/c
 
-        echo "#!/bin/bash"                                                      > /usr/bin/package-exa
-        echo "set -e"                                                          >> /usr/bin/package-exa
+      echo "#!/bin/bash"                                                      > /usr/bin/package-exa
+      echo "set -e"                                                          >> /usr/bin/package-exa
 
-        echo 'echo -e "\nCompiling release version of exa..."'                 >> /usr/bin/package-exa
-        echo "cargo build --release --manifest-path /vagrant/Cargo.toml"       >> /usr/bin/package-exa
-        echo "cargo test --release --manifest-path /vagrant/Cargo.toml --lib"  >> /usr/bin/package-exa
-        echo "/vagrant/xtests/run.sh --release"                                >> /usr/bin/package-exa
-        echo "cp /home/ubuntu/target/release/exa /vagrant/exa-linux-x86_64"    >> /usr/bin/package-exa
+      echo 'echo -e "\nCompiling release version of exa..."'                 >> /usr/bin/package-exa
+      echo "cargo build --release --manifest-path /vagrant/Cargo.toml"       >> /usr/bin/package-exa
+      echo "cargo test --release --manifest-path /vagrant/Cargo.toml --lib"  >> /usr/bin/package-exa
+      echo "/vagrant/xtests/run.sh --release"                                >> /usr/bin/package-exa
+      echo "cp /home/ubuntu/target/release/exa /vagrant/exa-linux-x86_64"    >> /usr/bin/package-exa
 
-        echo 'echo -e "\nStripping binary..."'                                 >> /usr/bin/package-exa
-        echo "strip /vagrant/exa-linux-x86_64"                                 >> /usr/bin/package-exa
+      echo 'echo -e "\nStripping binary..."'                                 >> /usr/bin/package-exa
+      echo "strip /vagrant/exa-linux-x86_64"                                 >> /usr/bin/package-exa
 
-        echo 'echo -e "\nZipping binary..."'                                   >> /usr/bin/package-exa
-        echo "rm -f /vagrant/exa-linux-x86_64.zip"                             >> /usr/bin/package-exa
+      echo 'echo -e "\nZipping binary..."'                                   >> /usr/bin/package-exa
+      echo "rm -f /vagrant/exa-linux-x86_64.zip"                             >> /usr/bin/package-exa
       echo "zip -j /vagrant/exa-linux-x86_64.zip /vagrant/exa-linux-x86_64"  >> /usr/bin/package-exa
 
-        echo 'echo -e "\nLibraries linked:"'                                   >> /usr/bin/package-exa
-        echo "ldd /vagrant/exa-linux-x86_64"                                   >> /usr/bin/package-exa
+      echo 'echo -e "\nLibraries linked:"'                                   >> /usr/bin/package-exa
+      echo "ldd /vagrant/exa-linux-x86_64"                                   >> /usr/bin/package-exa
 
-        echo 'echo -e "\nAll done!"'                                           >> /usr/bin/package-exa
-        echo '/vagrant/exa-linux-x86_64 /vagrant/exa-linux-x86_64* -lB'        >> /usr/bin/package-exa
+      echo 'echo -e "\nAll done!"'                                           >> /usr/bin/package-exa
+      echo '/vagrant/exa-linux-x86_64 /vagrant/exa-linux-x86_64* -lB'        >> /usr/bin/package-exa
 
-        chmod +x /usr/bin/{exa,rexa,b,t,x,c,build-exa,test-exa,run-xtests,compile-exa,package-exa}
+      chmod +x /usr/bin/{exa,rexa,b,t,x,c,build-exa,test-exa,run-xtests,compile-exa,package-exa}
     EOF
 
 
@@ -101,17 +109,17 @@ Vagrant.configure(2) do |config|
     # a better solution comes along.
     # See https://github.com/ogham/exa/issues/194
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
+      set -xe
 
-        if [ -d /home/ubuntu/git2-rs ]; then
-            cd /home/ubuntu/git2-rs
-            git pull https://github.com/ogham/git2-rs.git || echo "Failed to update git2-rs fork"
-        else
-            git clone https://github.com/ogham/git2-rs.git /home/ubuntu/git2-rs
-        fi
+      if [ -d /home/ubuntu/git2-rs ]; then
+          cd /home/ubuntu/git2-rs
+          git pull https://github.com/ogham/git2-rs.git || echo "Failed to update git2-rs fork"
+      else
+          git clone https://github.com/ogham/git2-rs.git /home/ubuntu/git2-rs
+      fi
 
-        mkdir -p /home/ubuntu/.cargo
-        echo 'paths = ["/home/ubuntu/git2-rs/libgit2-sys"]' > /home/ubuntu/.cargo/config
+      mkdir -p /home/ubuntu/.cargo
+      echo 'paths = ["/home/ubuntu/git2-rs/libgit2-sys"]' > /home/ubuntu/.cargo/config
     EOF
 
     # This fix is applied by changing the VM rather than changing the
@@ -124,83 +132,83 @@ Vagrant.configure(2) do |config|
 
     # Write some welcoming text.
     config.vm.provision :shell, privileged: true, inline: <<-EOF
-        rm -f /etc/update-motd.d/*
+      rm -f /etc/update-motd.d/*
 
-        echo -e ""                        > /etc/motd
-        echo -e "\033[1;33mThe exa development environment!\033[0m"  >> /etc/motd
-        echo -e "exa's source is available at \033[33m/vagrant\033[0m."  >> /etc/motd
-        echo -e "Binaries get built into \033[33m/home/ubuntu/target\033[0m."  >> /etc/motd
-        echo -e ""                        >> /etc/motd
-        echo -e "\033[4mCommands\033[0m"  >> /etc/motd
-        echo -e "\033[32;1mb\033[0m or \033[32;1mbuild-exa\033[0m to run \033[1mcargo build\033[0m"  >> /etc/motd
-        echo -e "\033[32;1mt\033[0m or \033[32;1mtest-exa\033[0m to run \033[1mcargo test\033[0m"   >> /etc/motd
-        echo -e "\033[32;1mx\033[0m or \033[32;1mrun-xtests\033[0m to run \033[1m/vagrant/xtests/run.sh\033[0m"  >> /etc/motd
-        echo -e "\033[32;1mc\033[0m or \033[32;1mcompile-exa\033[0m to run all three"  >> /etc/motd
-        echo -e "\033[32;1mdebug\033[0m to toggle printing logs"  >> /etc/motd
-        echo -e "\033[32;1mstrict\033[0m to toggle strict mode"  >> /etc/motd
-        echo -e "\033[32;1mcolors\033[0m to toggle custom colours\n"  >> /etc/motd
+      echo -e ""                        > /etc/motd
+      echo -e "\033[1;33mThe exa development environment!\033[0m"  >> /etc/motd
+      echo -e "exa's source is available at \033[33m/vagrant\033[0m."  >> /etc/motd
+      echo -e "Binaries get built into \033[33m/home/ubuntu/target\033[0m."  >> /etc/motd
+      echo -e ""                        >> /etc/motd
+      echo -e "\033[4mCommands\033[0m"  >> /etc/motd
+      echo -e "\033[32;1mb\033[0m or \033[32;1mbuild-exa\033[0m to run \033[1mcargo build\033[0m"  >> /etc/motd
+      echo -e "\033[32;1mt\033[0m or \033[32;1mtest-exa\033[0m to run \033[1mcargo test\033[0m"   >> /etc/motd
+      echo -e "\033[32;1mx\033[0m or \033[32;1mrun-xtests\033[0m to run \033[1m/vagrant/xtests/run.sh\033[0m"  >> /etc/motd
+      echo -e "\033[32;1mc\033[0m or \033[32;1mcompile-exa\033[0m to run all three"  >> /etc/motd
+      echo -e "\033[32;1mdebug\033[0m to toggle printing logs"  >> /etc/motd
+      echo -e "\033[32;1mstrict\033[0m to toggle strict mode"  >> /etc/motd
+      echo -e "\033[32;1mcolors\033[0m to toggle custom colours\n"  >> /etc/motd
 
-        # help banner
-        echo 'echo -e "\\033[4mVersions\\033[0m"' > /home/ubuntu/.bash_profile
-        echo "rustc --version" >> /home/ubuntu/.bash_profile
-        echo "cargo --version" >> /home/ubuntu/.bash_profile
-        echo "echo" >> /home/ubuntu/.bash_profile
+      # help banner
+      echo 'echo -e "\\033[4mVersions\\033[0m"' > /home/ubuntu/.bash_profile
+      echo "rustc --version" >> /home/ubuntu/.bash_profile
+      echo "cargo --version" >> /home/ubuntu/.bash_profile
+      echo "echo" >> /home/ubuntu/.bash_profile
 
-        # cool prompt
-        echo 'function nonzero_return() { RETVAL=$?; [ $RETVAL -ne 0 ] && echo "$RETVAL "; }' >> /home/ubuntu/.bash_profile
-        echo 'function debug_mode()  { [ -n "$EXA_DEBUG" ]  && echo "debug "; }'  >> /home/ubuntu/.bash_profile
-        echo 'function strict_mode() { [ -n "$EXA_STRICT" ] && echo "strict "; }' >> /home/ubuntu/.bash_profile
-        echo 'function lsc_mode()    { [ -n "$LS_COLORS" ]  && echo "lsc "; }'    >> /home/ubuntu/.bash_profile
-        echo 'function exac_mode()   { [ -n "$EXA_COLORS" ] && echo "exac "; }'   >> /home/ubuntu/.bash_profile
-        echo 'export PS1="\\[\\e[1;36m\\]\\h \\[\\e[32m\\]\\w \\[\\e[31m\\]\\`nonzero_return\\`\\[\\e[35m\\]\\`debug_mode\\`\\[\\e[32m\\]\\`lsc_mode\\`\\[\\e[1;32m\\]\\`exac_mode\\`\\[\\e[33m\\]\\`strict_mode\\`\\[\\e[36m\\]\\\\$\\[\\e[0m\\] "' >> /home/ubuntu/.bash_profile
+      # cool prompt
+      echo 'function nonzero_return() { RETVAL=$?; [ $RETVAL -ne 0 ] && echo "$RETVAL "; }' >> /home/ubuntu/.bash_profile
+      echo 'function debug_mode()  { [ -n "$EXA_DEBUG" ]  && echo "debug "; }'  >> /home/ubuntu/.bash_profile
+      echo 'function strict_mode() { [ -n "$EXA_STRICT" ] && echo "strict "; }' >> /home/ubuntu/.bash_profile
+      echo 'function lsc_mode()    { [ -n "$LS_COLORS" ]  && echo "lsc "; }'    >> /home/ubuntu/.bash_profile
+      echo 'function exac_mode()   { [ -n "$EXA_COLORS" ] && echo "exac "; }'   >> /home/ubuntu/.bash_profile
+      echo 'export PS1="\\[\\e[1;36m\\]\\h \\[\\e[32m\\]\\w \\[\\e[31m\\]\\`nonzero_return\\`\\[\\e[35m\\]\\`debug_mode\\`\\[\\e[32m\\]\\`lsc_mode\\`\\[\\e[1;32m\\]\\`exac_mode\\`\\[\\e[33m\\]\\`strict_mode\\`\\[\\e[36m\\]\\\\$\\[\\e[0m\\] "' >> /home/ubuntu/.bash_profile
 
-        # environment setting
-        echo 'function debug () {' >> /home/ubuntu/.bash_profile
-        echo '  case "$1" in "on") export EXA_DEBUG=1 ;;' >> /home/ubuntu/.bash_profile
-        echo '    "off") export EXA_DEBUG= ;;' >> /home/ubuntu/.bash_profile
-        echo '    "")    [ -n "$EXA_DEBUG" ] && echo "debug on" || echo "debug off" ;;' >> /home/ubuntu/.bash_profile
-        echo '    *)     echo "Usage: debug on|off"; return 1 ;; esac; }' >> /home/ubuntu/.bash_profile
+      # environment setting
+      echo 'function debug () {' >> /home/ubuntu/.bash_profile
+      echo '  case "$1" in "on") export EXA_DEBUG=1 ;;' >> /home/ubuntu/.bash_profile
+      echo '    "off") export EXA_DEBUG= ;;' >> /home/ubuntu/.bash_profile
+      echo '    "")    [ -n "$EXA_DEBUG" ] && echo "debug on" || echo "debug off" ;;' >> /home/ubuntu/.bash_profile
+      echo '    *)     echo "Usage: debug on|off"; return 1 ;; esac; }' >> /home/ubuntu/.bash_profile
 
-        echo 'function strict () {' >> /home/ubuntu/.bash_profile
-        echo '  case "$1" in "on") export EXA_STRICT=1 ;;' >> /home/ubuntu/.bash_profile
-        echo '    "off") export EXA_STRICT= ;;' >> /home/ubuntu/.bash_profile
-        echo '    "") [ -n "$EXA_STRICT" ] && echo "strict on" || echo "strict off" ;;' >> /home/ubuntu/.bash_profile
-        echo '    *) echo "Usage: strict on|off"; return 1 ;; esac; }' >> /home/ubuntu/.bash_profile
+      echo 'function strict () {' >> /home/ubuntu/.bash_profile
+      echo '  case "$1" in "on") export EXA_STRICT=1 ;;' >> /home/ubuntu/.bash_profile
+      echo '    "off") export EXA_STRICT= ;;' >> /home/ubuntu/.bash_profile
+      echo '    "") [ -n "$EXA_STRICT" ] && echo "strict on" || echo "strict off" ;;' >> /home/ubuntu/.bash_profile
+      echo '    *) echo "Usage: strict on|off"; return 1 ;; esac; }' >> /home/ubuntu/.bash_profile
 
-        echo 'function colors () {' >> /home/ubuntu/.bash_profile
-        echo '  case "$1" in ' >> /home/ubuntu/.bash_profile
-        echo '    "ls")' >> /home/ubuntu/.bash_profile
-        echo '      export LS_COLORS="di=34:ln=35:so=32:pi=33:ex=31:bd=34;46:cd=34;43:su=30;41:sg=30;46:tw=30;42:ow=30;43"'  >> /home/ubuntu/.bash_profile
-        echo '      export EXA_COLORS="" ;;' >> /home/ubuntu/.bash_profile
-        echo '    "hacker")' >> /home/ubuntu/.bash_profile
-        echo '      export LS_COLORS="di=32:ex=32:fi=32:pi=32:so=32:bd=32:cd=32:ln=32:or=32:mi=32"' >> /home/ubuntu/.bash_profile
-        echo '      export EXA_COLORS="ur=32:uw=32:ux=32:ue=32:gr=32:gw=32:gx=32:tr=32:tw=32:tx=32:su=32:sf=32:xa=32:sn=32:sb=32:df=32:ds=32:uu=32:un=32:gu=32:gn=32:lc=32:lm=32:ga=32:gm=32:gd=32:gv=32:gt=32:xx=32:da=32:in=32:bl=32:hd=32:lp=32:cc=32:" ;;' >> /home/ubuntu/.bash_profile
-        echo '    "off")' >> /home/ubuntu/.bash_profile
-        echo '      export LS_COLORS=' >> /home/ubuntu/.bash_profile
-        echo '      export EXA_COLORS= ;;' >> /home/ubuntu/.bash_profile
-        echo '    "")' >> /home/ubuntu/.bash_profile
-        echo '      [ -n "$LS_COLORS" ]  && echo "LS_COLORS=$LS_COLORS"   || echo "ls-colors off"'     >> /home/ubuntu/.bash_profile
-        echo '      [ -n "$EXA_COLORS" ] && echo "EXA_COLORS=$EXA_COLORS" || echo "exa-colors off" ;;' >> /home/ubuntu/.bash_profile
-        echo '    *) echo "Usage: ls-colors ls|hacker|off"; return 1 ;; esac; }' >> /home/ubuntu/.bash_profile
+      echo 'function colors () {' >> /home/ubuntu/.bash_profile
+      echo '  case "$1" in ' >> /home/ubuntu/.bash_profile
+      echo '    "ls")' >> /home/ubuntu/.bash_profile
+      echo '      export LS_COLORS="di=34:ln=35:so=32:pi=33:ex=31:bd=34;46:cd=34;43:su=30;41:sg=30;46:tw=30;42:ow=30;43"'  >> /home/ubuntu/.bash_profile
+      echo '      export EXA_COLORS="" ;;' >> /home/ubuntu/.bash_profile
+      echo '    "hacker")' >> /home/ubuntu/.bash_profile
+      echo '      export LS_COLORS="di=32:ex=32:fi=32:pi=32:so=32:bd=32:cd=32:ln=32:or=32:mi=32"' >> /home/ubuntu/.bash_profile
+      echo '      export EXA_COLORS="ur=32:uw=32:ux=32:ue=32:gr=32:gw=32:gx=32:tr=32:tw=32:tx=32:su=32:sf=32:xa=32:sn=32:sb=32:df=32:ds=32:uu=32:un=32:gu=32:gn=32:lc=32:lm=32:ga=32:gm=32:gd=32:gv=32:gt=32:xx=32:da=32:in=32:bl=32:hd=32:lp=32:cc=32:" ;;' >> /home/ubuntu/.bash_profile
+      echo '    "off")' >> /home/ubuntu/.bash_profile
+      echo '      export LS_COLORS=' >> /home/ubuntu/.bash_profile
+      echo '      export EXA_COLORS= ;;' >> /home/ubuntu/.bash_profile
+      echo '    "")' >> /home/ubuntu/.bash_profile
+      echo '      [ -n "$LS_COLORS" ]  && echo "LS_COLORS=$LS_COLORS"   || echo "ls-colors off"'     >> /home/ubuntu/.bash_profile
+      echo '      [ -n "$EXA_COLORS" ] && echo "EXA_COLORS=$EXA_COLORS" || echo "exa-colors off" ;;' >> /home/ubuntu/.bash_profile
+      echo '    *) echo "Usage: ls-colors ls|hacker|off"; return 1 ;; esac; }' >> /home/ubuntu/.bash_profile
 
-        # Disable last login date in sshd
-        sed -i '/PrintLastLog yes/c\PrintLastLog no' /etc/ssh/sshd_config
-        systemctl restart sshd
+      # Disable last login date in sshd
+      sed -i '/PrintLastLog yes/c\PrintLastLog no' /etc/ssh/sshd_config
+      systemctl restart sshd
     EOF
 
 
     # Link the completion files so they’re “installed”.
     config.vm.provision :shell, privileged: true, inline: <<-EOF
-        set -xe
+      set -xe
 
-        test -h /etc/bash_completion.d/exa \
-          || ln -s /vagrant/contrib/completions.bash /etc/bash_completion.d/exa
+      test -h /etc/bash_completion.d/exa \
+        || ln -s /vagrant/contrib/completions.bash /etc/bash_completion.d/exa
 
-        test -h /usr/share/zsh/vendor-completions/_exa \
-          || ln -s /vagrant/contrib/completions.zsh /usr/share/zsh/vendor-completions/_exa
+      test -h /usr/share/zsh/vendor-completions/_exa \
+        || ln -s /vagrant/contrib/completions.zsh /usr/share/zsh/vendor-completions/_exa
 
-        test -h /usr/share/fish/completions/exa.fish \
-          || ln -s /vagrant/contrib/completions.fish /usr/share/fish/completions/exa.fish
+      test -h /usr/share/fish/completions/exa.fish \
+        || ln -s /vagrant/contrib/completions.fish /usr/share/fish/completions/exa.fish
     EOF
 
 
@@ -209,7 +217,7 @@ Vagrant.configure(2) do |config|
     # test outputs to depend on “vagrant” or “ubuntu” existing.
     user = "cassowary"
     config.vm.provision :shell, privileged: true, inline:
-        %[id -u #{user} &>/dev/null || useradd #{user}]
+      %[id -u #{user} &>/dev/null || useradd #{user}]
 
 
     # The second one has a long name, to test that the file owner column
@@ -217,7 +225,7 @@ Vagrant.configure(2) do |config|
     # set this up on the *actual* system!
     longuser = "antidisestablishmentarienism"
     config.vm.provision :shell, privileged: true, inline:
-        %[id -u #{longuser} &>/dev/null || useradd #{longuser}]
+      %[id -u #{longuser} &>/dev/null || useradd #{longuser}]
 
 
     # Because the timestamps are formatted differently depending on whether
@@ -238,27 +246,27 @@ Vagrant.configure(2) do |config|
     # directory to house new ones.
     test_dir = "/testcases"
     config.vm.provision :shell, privileged: true, inline: <<-EOF
-        set -xe
-        rm -rfv #{test_dir}
-        mkdir #{test_dir}
-        chmod 777 #{test_dir}
+      set -xe
+      rm -rfv #{test_dir}
+      mkdir #{test_dir}
+      chmod 777 #{test_dir}
     EOF
 
 
     # Awkward file size testcases.
     # This needs sudo to set the files’ users at the very end.
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        mkdir "#{test_dir}/files"
-        for i in {1..13}; do
-            fallocate -l "$i" "#{test_dir}/files/$i"_bytes
-            fallocate -l "$i"KiB "#{test_dir}/files/$i"_KiB
-            fallocate -l "$i"MiB "#{test_dir}/files/$i"_MiB
-        done
+      set -xe
+      mkdir "#{test_dir}/files"
+      for i in {1..13}; do
+        fallocate -l "$i" "#{test_dir}/files/$i"_bytes
+        fallocate -l "$i"KiB "#{test_dir}/files/$i"_KiB
+        fallocate -l "$i"MiB "#{test_dir}/files/$i"_MiB
+      done
 
-        touch -t #{some_date} "#{test_dir}/files/"*
-        chmod 644 "#{test_dir}/files/"*
-        sudo chown #{user}:#{user} "#{test_dir}/files/"*
+      touch -t #{some_date} "#{test_dir}/files/"*
+      chmod 644 "#{test_dir}/files/"*
+      sudo chown #{user}:#{user} "#{test_dir}/files/"*
     EOF
 
 
@@ -266,44 +274,44 @@ Vagrant.configure(2) do |config|
     # These aren’t tested in details view, but we set timestamps on them to
     # test that various sort options work.
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        mkdir "#{test_dir}/file-names-exts"
+      set -xe
+      mkdir "#{test_dir}/file-names-exts"
 
-        touch "#{test_dir}/file-names-exts/Makefile"
+      touch "#{test_dir}/file-names-exts/Makefile"
 
-        touch "#{test_dir}/file-names-exts/IMAGE.PNG"
-        touch "#{test_dir}/file-names-exts/image.svg"
+      touch "#{test_dir}/file-names-exts/IMAGE.PNG"
+      touch "#{test_dir}/file-names-exts/image.svg"
 
-        touch "#{test_dir}/file-names-exts/VIDEO.AVI"
-        touch "#{test_dir}/file-names-exts/video.wmv"
+      touch "#{test_dir}/file-names-exts/VIDEO.AVI"
+      touch "#{test_dir}/file-names-exts/video.wmv"
 
-        touch "#{test_dir}/file-names-exts/music.mp3"
-        touch "#{test_dir}/file-names-exts/MUSIC.OGG"
+      touch "#{test_dir}/file-names-exts/music.mp3"
+      touch "#{test_dir}/file-names-exts/MUSIC.OGG"
 
-        touch "#{test_dir}/file-names-exts/lossless.flac"
-        touch "#{test_dir}/file-names-exts/lossless.wav"
+      touch "#{test_dir}/file-names-exts/lossless.flac"
+      touch "#{test_dir}/file-names-exts/lossless.wav"
 
-        touch "#{test_dir}/file-names-exts/crypto.asc"
-        touch "#{test_dir}/file-names-exts/crypto.signature"
+      touch "#{test_dir}/file-names-exts/crypto.asc"
+      touch "#{test_dir}/file-names-exts/crypto.signature"
 
-        touch "#{test_dir}/file-names-exts/document.pdf"
-        touch "#{test_dir}/file-names-exts/DOCUMENT.XLSX"
+      touch "#{test_dir}/file-names-exts/document.pdf"
+      touch "#{test_dir}/file-names-exts/DOCUMENT.XLSX"
 
-        touch "#{test_dir}/file-names-exts/COMPRESSED.ZIP"
-        touch "#{test_dir}/file-names-exts/compressed.tar.gz"
-        touch "#{test_dir}/file-names-exts/compressed.tgz"
-        touch "#{test_dir}/file-names-exts/compressed.tar.xz"
-        touch "#{test_dir}/file-names-exts/compressed.txz"
-        touch "#{test_dir}/file-names-exts/compressed.deb"
+      touch "#{test_dir}/file-names-exts/COMPRESSED.ZIP"
+      touch "#{test_dir}/file-names-exts/compressed.tar.gz"
+      touch "#{test_dir}/file-names-exts/compressed.tgz"
+      touch "#{test_dir}/file-names-exts/compressed.tar.xz"
+      touch "#{test_dir}/file-names-exts/compressed.txz"
+      touch "#{test_dir}/file-names-exts/compressed.deb"
 
-        touch "#{test_dir}/file-names-exts/backup~"
-        touch "#{test_dir}/file-names-exts/#SAVEFILE#"
-        touch "#{test_dir}/file-names-exts/file.tmp"
+      touch "#{test_dir}/file-names-exts/backup~"
+      touch "#{test_dir}/file-names-exts/#SAVEFILE#"
+      touch "#{test_dir}/file-names-exts/file.tmp"
 
-        touch "#{test_dir}/file-names-exts/compiled.class"
-        touch "#{test_dir}/file-names-exts/compiled.o"
-        touch "#{test_dir}/file-names-exts/compiled.js"
-        touch "#{test_dir}/file-names-exts/compiled.coffee"
+      touch "#{test_dir}/file-names-exts/compiled.class"
+      touch "#{test_dir}/file-names-exts/compiled.o"
+      touch "#{test_dir}/file-names-exts/compiled.js"
+      touch "#{test_dir}/file-names-exts/compiled.coffee"
     EOF
 
 
@@ -315,70 +323,70 @@ Vagrant.configure(2) do |config|
     # will interpolate them instead of bash, but because Vagrant prints out
     # each command it runs, your *own* terminal will go “ding” from the alarm!
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        mkdir "#{test_dir}/file-names"
+      set -xe
+      mkdir "#{test_dir}/file-names"
 
-        echo -ne "#{test_dir}/file-names/ascii: hello" | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/emoji: [🆒]"  | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/utf-8: pâté"  | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/ascii: hello" | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/emoji: [🆒]"  | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/utf-8: pâté"  | xargs -0 touch
 
-        echo -ne "#{test_dir}/file-names/bell: [\\a]"         | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/backspace: [\\b]"    | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/form-feed: [\\f]"    | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/new-line: [\\n]"     | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/return: [\\r]"       | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/tab: [\\t]"          | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/vertical-tab: [\\v]" | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/bell: [\\a]"         | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/backspace: [\\b]"    | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/form-feed: [\\f]"    | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/new-line: [\\n]"     | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/return: [\\r]"       | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/tab: [\\t]"          | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/vertical-tab: [\\v]" | xargs -0 touch
 
-        echo -ne "#{test_dir}/file-names/escape: [\\033]"               | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/ansi: [\\033[34mblue\\033[0m]" | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/escape: [\\033]"               | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/ansi: [\\033[34mblue\\033[0m]" | xargs -0 touch
 
-        echo -ne "#{test_dir}/file-names/invalid-utf8-1: [\\xFF]"                | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/invalid-utf8-2: [\\xc3\\x28]"           | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/invalid-utf8-3: [\\xe2\\x82\\x28]"      | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/invalid-utf8-4: [\\xf0\\x28\\x8c\\x28]" | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/invalid-utf8-1: [\\xFF]"                | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/invalid-utf8-2: [\\xc3\\x28]"           | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/invalid-utf8-3: [\\xe2\\x82\\x28]"      | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/invalid-utf8-4: [\\xf0\\x28\\x8c\\x28]" | xargs -0 touch
 
-        echo -ne "#{test_dir}/file-names/new-line-dir: [\\n]"                | xargs -0 mkdir
-        echo -ne "#{test_dir}/file-names/new-line-dir: [\\n]/subfile"        | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/new-line-dir: [\\n]/another: [\\n]" | xargs -0 touch
-        echo -ne "#{test_dir}/file-names/new-line-dir: [\\n]/broken"         | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/new-line-dir: [\\n]"                | xargs -0 mkdir
+      echo -ne "#{test_dir}/file-names/new-line-dir: [\\n]/subfile"        | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/new-line-dir: [\\n]/another: [\\n]" | xargs -0 touch
+      echo -ne "#{test_dir}/file-names/new-line-dir: [\\n]/broken"         | xargs -0 touch
 
-        mkdir "#{test_dir}/file-names/links"
-        ln -s "#{test_dir}/file-names/new-line-dir"*/* "#{test_dir}/file-names/links"
+      mkdir "#{test_dir}/file-names/links"
+      ln -s "#{test_dir}/file-names/new-line-dir"*/* "#{test_dir}/file-names/links"
 
-        echo -ne "#{test_dir}/file-names/new-line-dir: [\\n]/broken" | xargs -0 rm
+      echo -ne "#{test_dir}/file-names/new-line-dir: [\\n]/broken" | xargs -0 rm
     EOF
 
 
     # Special file testcases.
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        mkdir "#{test_dir}/specials"
+      set -xe
+      mkdir "#{test_dir}/specials"
 
-        sudo mknod "#{test_dir}/specials/block-device" b  3 60
-        sudo mknod "#{test_dir}/specials/char-device"  c 14 40
-        sudo mknod "#{test_dir}/specials/named-pipe"   p
+      sudo mknod "#{test_dir}/specials/block-device" b  3 60
+      sudo mknod "#{test_dir}/specials/char-device"  c 14 40
+      sudo mknod "#{test_dir}/specials/named-pipe"   p
 
-        sudo touch -t #{some_date} "#{test_dir}/specials/"*
+      sudo touch -t #{some_date} "#{test_dir}/specials/"*
     EOF
 
 
     # Awkward symlink testcases.
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        mkdir "#{test_dir}/links"
+      set -xe
+      mkdir "#{test_dir}/links"
 
-        ln -s /            "#{test_dir}/links/root"
-        ln -s /usr         "#{test_dir}/links/usr"
-        ln -s nowhere      "#{test_dir}/links/broken"
-        ln -s /proc/1/root "#{test_dir}/links/forbidden"
+      ln -s /            "#{test_dir}/links/root"
+      ln -s /usr         "#{test_dir}/links/usr"
+      ln -s nowhere      "#{test_dir}/links/broken"
+      ln -s /proc/1/root "#{test_dir}/links/forbidden"
 
-        touch "#{test_dir}/links/some_file"
-        ln -s "#{test_dir}/links/some_file" "#{test_dir}/links/some_file_absolute"
-        (cd "#{test_dir}/links"; ln -s "some_file" "some_file_relative")
-        (cd "#{test_dir}/links"; ln -s "."         "current_dir")
-        (cd "#{test_dir}/links"; ln -s ".."        "parent_dir")
-        (cd "#{test_dir}/links"; ln -s "itself"    "itself")
+      touch "#{test_dir}/links/some_file"
+      ln -s "#{test_dir}/links/some_file" "#{test_dir}/links/some_file_absolute"
+      (cd "#{test_dir}/links"; ln -s "some_file" "some_file_relative")
+      (cd "#{test_dir}/links"; ln -s "."         "current_dir")
+      (cd "#{test_dir}/links"; ln -s ".."        "parent_dir")
+      (cd "#{test_dir}/links"; ln -s "itself"    "itself")
     EOF
 
 
@@ -387,16 +395,16 @@ Vagrant.configure(2) do |config|
     # of the groups (because they don’t exist), and chown and chgrp
     # are smart enough to disallow it!
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        mkdir "#{test_dir}/passwd"
+      set -xe
+      mkdir "#{test_dir}/passwd"
 
-        touch -t #{some_date}             "#{test_dir}/passwd/unknown-uid"
-        chmod 644                         "#{test_dir}/passwd/unknown-uid"
-        sudo chown #{invalid_uid}:#{user} "#{test_dir}/passwd/unknown-uid"
+      touch -t #{some_date}             "#{test_dir}/passwd/unknown-uid"
+      chmod 644                         "#{test_dir}/passwd/unknown-uid"
+      sudo chown #{invalid_uid}:#{user} "#{test_dir}/passwd/unknown-uid"
 
-        touch -t #{some_date}             "#{test_dir}/passwd/unknown-gid"
-        chmod 644                         "#{test_dir}/passwd/unknown-gid"
-        sudo chown #{user}:#{invalid_gid} "#{test_dir}/passwd/unknown-gid"
+      touch -t #{some_date}             "#{test_dir}/passwd/unknown-gid"
+      chmod 644                         "#{test_dir}/passwd/unknown-gid"
+      sudo chown #{user}:#{invalid_gid} "#{test_dir}/passwd/unknown-gid"
     EOF
 
 
@@ -405,21 +413,20 @@ Vagrant.configure(2) do |config|
     # when you don’t already own the file mean that we need to use ‘sudo’
     # to change permissions to those.
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        mkdir "#{test_dir}/permissions"
+      set -xe
+      mkdir "#{test_dir}/permissions"
 
-        mkdir                      "#{test_dir}/permissions/forbidden-directory"
-        chmod 000                  "#{test_dir}/permissions/forbidden-directory"
-        touch -t #{some_date}      "#{test_dir}/permissions/forbidden-directory"
-        sudo chown #{user}:#{user} "#{test_dir}/permissions/forbidden-directory"
-
-        for perms in 000 001 002 004 010 020 040 100 200 400 644 755 777 1000 1001 2000 2010 4000 4100 7666 7777; do
-            touch                      "#{test_dir}/permissions/$perms"
-            sudo chown #{user}:#{user} "#{test_dir}/permissions/$perms"
-            sudo chmod $perms          "#{test_dir}/permissions/$perms"
-            sudo touch -t #{some_date} "#{test_dir}/permissions/$perms"
-        done
+      mkdir                      "#{test_dir}/permissions/forbidden-directory"
+      chmod 000                  "#{test_dir}/permissions/forbidden-directory"
+      touch -t #{some_date}      "#{test_dir}/permissions/forbidden-directory"
+      sudo chown #{user}:#{user} "#{test_dir}/permissions/forbidden-directory"
 
+      for perms in 000 001 002 004 010 020 040 100 200 400 644 755 777 1000 1001 2000 2010 4000 4100 7666 7777; do
+        touch                      "#{test_dir}/permissions/$perms"
+        sudo chown #{user}:#{user} "#{test_dir}/permissions/$perms"
+        sudo chmod $perms          "#{test_dir}/permissions/$perms"
+        sudo touch -t #{some_date} "#{test_dir}/permissions/$perms"
+      done
     EOF
 
     old = '200303030000.00'
@@ -460,158 +467,177 @@ Vagrant.configure(2) do |config|
     # “one-file” in their name, then just give the right number of
     # xattrs and children to those.
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        mkdir "#{test_dir}/attributes"
+      set -xe
+      mkdir "#{test_dir}/attributes"
 
-        mkdir "#{test_dir}/attributes/files"
-        touch "#{test_dir}/attributes/files/"{no-xattrs,one-xattr,two-xattrs}{,_forbidden}
+      mkdir "#{test_dir}/attributes/files"
+      touch "#{test_dir}/attributes/files/"{no-xattrs,one-xattr,two-xattrs}{,_forbidden}
 
-        mkdir "#{test_dir}/attributes/dirs"
-        mkdir "#{test_dir}/attributes/dirs/"{no-xattrs,one-xattr,two-xattrs}_{empty,one-file,two-files}{,_forbidden}
+      mkdir "#{test_dir}/attributes/dirs"
+      mkdir "#{test_dir}/attributes/dirs/"{no-xattrs,one-xattr,two-xattrs}_{empty,one-file,two-files}{,_forbidden}
 
-        setfattr -n user.greeting         -v hello "#{test_dir}/attributes"/**/*{one-xattr,two-xattrs}*
-        setfattr -n user.another_greeting -v hi    "#{test_dir}/attributes"/**/*two-xattrs*
+      setfattr -n user.greeting         -v hello "#{test_dir}/attributes"/**/*{one-xattr,two-xattrs}*
+      setfattr -n user.another_greeting -v hi    "#{test_dir}/attributes"/**/*two-xattrs*
 
-        for dir in "#{test_dir}/attributes/dirs/"*one-file*; do
-            touch $dir/file-in-question
-        done
+      for dir in "#{test_dir}/attributes/dirs/"*one-file*; do
+        touch $dir/file-in-question
+      done
 
-        for dir in "#{test_dir}/attributes/dirs/"*two-files*; do
-            touch $dir/this-file
-            touch $dir/that-file
-        done
+      for dir in "#{test_dir}/attributes/dirs/"*two-files*; do
+        touch $dir/this-file
+        touch $dir/that-file
+      done
 
-        find "#{test_dir}/attributes" -exec touch {} -t #{some_date} \\;
+      find "#{test_dir}/attributes" -exec touch {} -t #{some_date} \\;
 
-        # I want to use the following to test,
-        # but it only works on macos:
-        #chmod +a "#{user} deny readextattr" "#{test_dir}/attributes"/**/*_forbidden
+      # I want to use the following to test,
+      # but it only works on macos:
+      #chmod +a "#{user} deny readextattr" "#{test_dir}/attributes"/**/*_forbidden
 
-        sudo chmod 000                "#{test_dir}/attributes"/**/*_forbidden
-        sudo chown #{user}:#{user} -R "#{test_dir}/attributes"
+      sudo chmod 000                "#{test_dir}/attributes"/**/*_forbidden
+      sudo chown #{user}:#{user} -R "#{test_dir}/attributes"
     EOF
 
 
     # A sample Git repository
     # This uses cd because it's easier than telling Git where to go each time
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        mkdir "#{test_dir}/git"
-        cd    "#{test_dir}/git"
-        git init
+      set -xe
+      mkdir "#{test_dir}/git"
+      cd    "#{test_dir}/git"
+      git init
 
-        mkdir edits additions moves
+      mkdir edits additions moves
 
-        echo "original content" | tee edits/{staged,unstaged,both}
-        echo "this file gets moved" > moves/hither
+      echo "original content" | tee edits/{staged,unstaged,both}
+      echo "this file gets moved" > moves/hither
 
-        git add edits moves
-        git commit -m "Automated test commit"
+      git add edits moves
+      git commit -m "Automated test commit"
 
 
-        echo "modifications!" | tee edits/{staged,both}
-        touch additions/{staged,edited}
-        mv moves/{hither,thither}
+      echo "modifications!" | tee edits/{staged,both}
+      touch additions/{staged,edited}
+      mv moves/{hither,thither}
 
-        git add edits moves additions
-        echo "more modifications!" | tee edits/unstaged edits/both additions/edited
-        touch additions/unstaged
+      git add edits moves additions
+      echo "more modifications!" | tee edits/unstaged edits/both additions/edited
+      touch additions/unstaged
 
-        find "#{test_dir}/git" -exec touch {} -t #{some_date} \\;
-        sudo chown #{user}:#{user} -R "#{test_dir}/git"
+      find "#{test_dir}/git" -exec touch {} -t #{some_date} \\;
+      sudo chown #{user}:#{user} -R "#{test_dir}/git"
     EOF
 
 
     # A second Git repository
     # for testing two at once
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        mkdir -p "#{test_dir}/git2/deeply/nested/directory"
-        cd       "#{test_dir}/git2"
-        git init
+      set -xe
+      mkdir -p "#{test_dir}/git2/deeply/nested/directory"
+      cd       "#{test_dir}/git2"
+      git init
 
-        touch "deeply/nested/directory/upd8d"
-        git add "deeply/nested/directory/upd8d"
-        git commit -m "Automated test commit"
+      touch "deeply/nested/directory/upd8d"
+      git add "deeply/nested/directory/upd8d"
+      git commit -m "Automated test commit"
 
-        echo "Now with contents" > "deeply/nested/directory/upd8d"
-        touch "deeply/nested/directory/l8st"
+      echo "Now with contents" > "deeply/nested/directory/upd8d"
+      touch "deeply/nested/directory/l8st"
 
-        echo -e "target\n*.mp3" > ".gitignore"
-        mkdir "ignoreds"
-        touch "ignoreds/music.mp3"
-        touch "ignoreds/music.m4a"
-        mkdir "ignoreds/nested"
-        touch "ignoreds/nested/70s grove.mp3"
-        touch "ignoreds/nested/funky chicken.m4a"
+      echo -e "target\n*.mp3" > ".gitignore"
+      mkdir "ignoreds"
+      touch "ignoreds/music.mp3"
+      touch "ignoreds/music.m4a"
+      mkdir "ignoreds/nested"
+      touch "ignoreds/nested/70s grove.mp3"
+      touch "ignoreds/nested/funky chicken.m4a"
 
-        mkdir "target"
-        touch "target/another ignored file"
+      mkdir "target"
+      touch "target/another ignored file"
 
-        mkdir "deeply/nested/repository"
-        cd    "deeply/nested/repository"
-        git init
-        touch subfile
+      mkdir "deeply/nested/repository"
+      cd    "deeply/nested/repository"
+      git init
+      touch subfile
 
-        find "#{test_dir}/git2" -exec touch {} -t #{some_date} \\;
-        sudo chown #{user}:#{user} -R "#{test_dir}/git2"
+      find "#{test_dir}/git2" -exec touch {} -t #{some_date} \\;
+      sudo chown #{user}:#{user} -R "#{test_dir}/git2"
     EOF
 
     # Hidden and dot file testcases.
     # We need to set the permissions of `.` and `..` because they actually
     # get displayed in the output here, so this has to come last.
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
-        shopt -u dotglob
-        GLOBIGNORE=".:.."
+      set -xe
+      shopt -u dotglob
+      GLOBIGNORE=".:.."
 
-        mkdir "#{test_dir}/hiddens"
-        touch "#{test_dir}/hiddens/visible"
-        touch "#{test_dir}/hiddens/.hidden"
-        touch "#{test_dir}/hiddens/..extra-hidden"
+      mkdir "#{test_dir}/hiddens"
+      touch "#{test_dir}/hiddens/visible"
+      touch "#{test_dir}/hiddens/.hidden"
+      touch "#{test_dir}/hiddens/..extra-hidden"
 
-        # ./hiddens/
-        touch -t #{some_date}      "#{test_dir}/hiddens/"*
-        chmod 644                  "#{test_dir}/hiddens/"*
-        sudo chown #{user}:#{user} "#{test_dir}/hiddens/"*
+      # ./hiddens/
+      touch -t #{some_date}      "#{test_dir}/hiddens/"*
+      chmod 644                  "#{test_dir}/hiddens/"*
+      sudo chown #{user}:#{user} "#{test_dir}/hiddens/"*
 
-        # .
-        touch -t #{some_date} "#{test_dir}/hiddens"
-        chmod 755 "#{test_dir}/hiddens"
-        sudo chown #{user}:#{user} "#{test_dir}/hiddens"
+      # .
+      touch -t #{some_date} "#{test_dir}/hiddens"
+      chmod 755 "#{test_dir}/hiddens"
+      sudo chown #{user}:#{user} "#{test_dir}/hiddens"
 
-        # ..
-        sudo touch -t #{some_date} "#{test_dir}"
-        sudo chmod 755 "#{test_dir}"
-        sudo chown #{user}:#{user} "#{test_dir}"
+      # ..
+      sudo touch -t #{some_date} "#{test_dir}"
+      sudo chmod 755 "#{test_dir}"
+      sudo chown #{user}:#{user} "#{test_dir}"
     EOF
 
 
     # Set up some locales
     config.vm.provision :shell, privileged: false, inline: <<-EOF
-        set -xe
+      set -xe
 
-        # uncomment these from the config file
-        sudo sed -i '/fr_FR.UTF-8/s/^# //g' /etc/locale.gen
-        sudo sed -i '/ja_JP.UTF-8/s/^# //g' /etc/locale.gen
-        sudo locale-gen
+      # uncomment these from the config file
+      sudo sed -i '/fr_FR.UTF-8/s/^# //g' /etc/locale.gen
+      sudo sed -i '/ja_JP.UTF-8/s/^# //g' /etc/locale.gen
+      sudo locale-gen
     EOF
 
 
     # Install kcov for test coverage
     # This doesn’t run coverage over the xtests so it’s less useful for now
     if ENV.key?('INSTALL_KCOV')
-        config.vm.provision :shell, privileged: false, inline: <<-EOF
-            set -xe
+      config.vm.provision :shell, privileged: false, inline: <<-EOF
+        set -xe
 
-            test -e ~/.cargo/bin/cargo-kcov \
-              || cargo install cargo-kcov
+        test -e ~/.cargo/bin/cargo-kcov \
+          || cargo install cargo-kcov
 
-            sudo apt-get install -qq -o=Dpkg::Use-Pty=0 -y \
-              cmake g++ pkg-config \
-              libcurl4-openssl-dev libdw-dev binutils-dev libiberty-dev
+        sudo apt-get install -qq -o=Dpkg::Use-Pty=0 -y \
+          cmake g++ pkg-config \
+          libcurl4-openssl-dev libdw-dev binutils-dev libiberty-dev
 
-            cargo kcov --print-install-kcov-sh | sudo sh
-        EOF
+        cargo kcov --print-install-kcov-sh | sudo sh
+      EOF
     end
+  end
+
+
+  # Remember that problem that exa had where the binary wasn’t actually
+  # self-contained? Or the problem where the Linux binary was actually the
+  # macOS binary in disguise?
+  #
+  # This is a “fresh” VM that intentionally downloads no dependencies and
+  # installs nothing so that we can check that exa still runs!
+  config.vm.define(:fresh) do |config|
+    config.vm.box = UBUNTU
+    config.vm.hostname = 'fresh'
+
+    config.vm.provider :virtualbox do |v|
+      v.name = 'exa-fresh'
+      v.memory = 384
+      v.cpus = 1
+    end
+  end
 end