bazel: Make bazel_3 the default version

* drop bazel_2
* update hashes of fetch derivations that use `buildBazelPackage`

8 files changed, 6 insertions, 1083 deletions

diff --git a/pkgs/applications/virtualization/gvisor/default.nix b/pkgs/applications/virtualization/gvisor/default.nix
index 7d62b1b9fa24..d718fd4628c3 100644
--- a/pkgs/applications/virtualization/gvisor/default.nix
+++ b/pkgs/applications/virtualization/gvisor/default.nix
@@ -76,7 +76,7 @@ in buildBazelPackage rec {
       rm -f "$bazelOut"/java.log "$bazelOut"/java.log.*
     '';
 
-    sha256 = "0r11kbyp1ambgcj35gvjjmxrsrdg7b9jb9sq3kih4lik7zyljp25";
+    sha256 = "1nghj9gjdx2nfi1k98nsfsjnglbfmqrcbn73zvb8ii5j7hdm7392";
   };
 
   buildAttrs = {
diff --git a/pkgs/development/python-modules/dm-sonnet/default.nix b/pkgs/development/python-modules/dm-sonnet/default.nix
index 4205d32d4958..93f858bf4c0b 100644
--- a/pkgs/development/python-modules/dm-sonnet/default.nix
+++ b/pkgs/development/python-modules/dm-sonnet/default.nix
@@ -36,7 +36,7 @@ let
     bazelTarget = ":install";
 
     fetchAttrs = {
-      sha256 = "0jlgmwcanfkhkwvh4vxibpi0zyyl6xkjzcz2xqn7raympqscq81a";
+      sha256 = "1v5wwlg5v95fz2qg96pdkxlnvw029fxcbsjl906lxdgdi3f8xmmz";
     };
 
     bazelFlags = [
diff --git a/pkgs/development/python-modules/tensorflow-probability/default.nix b/pkgs/development/python-modules/tensorflow-probability/default.nix
index 9ae3464f3f8f..958bdd776386 100644
--- a/pkgs/development/python-modules/tensorflow-probability/default.nix
+++ b/pkgs/development/python-modules/tensorflow-probability/default.nix
@@ -61,7 +61,7 @@ let
     bazelTarget = ":pip_pkg";
 
     fetchAttrs = {
-      sha256 = "0nmk7sbgl1ag20333v9r7l5cka6wapbskikfhi3y5a8l9f6hxkl3";
+      sha256 = "1rnbxgfhrv4rq8kc0ryxn6i5aqwx51cys0vd5r2m7mqz53aypawk";
     };
 
     buildAttrs = {
diff --git a/pkgs/development/tools/bazel-watcher/default.nix b/pkgs/development/tools/bazel-watcher/default.nix
index 2d9b99a35f86..6bcbc5898d84 100644
--- a/pkgs/development/tools/bazel-watcher/default.nix
+++ b/pkgs/development/tools/bazel-watcher/default.nix
@@ -60,7 +60,7 @@ buildBazelPackage rec {
       sed -e '/^FILE:@bazel_gazelle_go_repository_tools.*/d' -i $bazelOut/external/\@*.marker
     '';
 
-    sha256 = "0ili0123xcl0mjcrn4r1r1q9d7a8a3bbh9r3zhlshl39awfm4r2d";
+    sha256 = "0qx641bxwpkg42sps67k1x1r68ql42qalpn7irf85vn634rw4r8v";
   };
 
   buildAttrs = {
diff --git a/pkgs/development/tools/build-managers/bazel/bazel-remote/default.nix b/pkgs/development/tools/build-managers/bazel/bazel-remote/default.nix
index 6b8269584bd2..6604797d091b 100644
--- a/pkgs/development/tools/build-managers/bazel/bazel-remote/default.nix
+++ b/pkgs/development/tools/build-managers/bazel/bazel-remote/default.nix
@@ -64,7 +64,7 @@ buildBazelPackage rec {
       sed -e '/^FILE:@bazel_gazelle_go_repository_tools.*/d' -i $bazelOut/external/\@*.marker
     '';
 
-    sha256 = "1hzb84zxav68ysdwkimaaz0b9rq95k3bgifw01m644v7idabrz50";
+    sha256 = "16rb9kgv1izqnv80lvfrd7dxrmgnjrlknv1396w6q2qanskh3cjv";
   };
 
   buildAttrs = {
diff --git a/pkgs/development/tools/build-managers/bazel/bazel_2/default.nix b/pkgs/development/tools/build-managers/bazel/bazel_2/default.nix
deleted file mode 100644
index edda48c4b992..000000000000
--- a/pkgs/development/tools/build-managers/bazel/bazel_2/default.nix
+++ /dev/null
@@ -1,561 +0,0 @@
-{ stdenv, callPackage, lib, fetchurl, fetchFromGitHub
-, runCommand, runCommandCC, makeWrapper, recurseIntoAttrs
-# this package (through the fixpoint glass)
-, bazel_self
-, lr, xe, zip, unzip, bash, writeCBin, coreutils
-, which, gawk, gnused, gnutar, gnugrep, gzip, findutils
-# updater
-, python27, python3, writeScript
-# Apple dependencies
-, cctools, libcxx, CoreFoundation, CoreServices, Foundation
-# Allow to independently override the jdks used to build and run respectively
-, buildJdk, runJdk
-, buildJdkName
-, runtimeShell
-# Downstream packages for tests
-, bazel-watcher
-# Always assume all markers valid (this is needed because we remove markers; they are non-deterministic).
-# Also, don't clean up environment variables (so that NIX_ environment variables are passed to compilers).
-, enableNixHacks ? false
-, gcc-unwrapped
-, autoPatchelfHook
-, file
-, substituteAll
-, writeTextFile
-}:
-
-let
-  version = "2.1.0";
-
-  src = fetchurl {
-    url = "https://github.com/bazelbuild/bazel/releases/download/${version}/bazel-${version}-dist.zip";
-    sha256 = "0ijz9lxralyw18r5ra2h79jnafk5521ncr3knaip74cqa28csw9k";
-  };
-
-  # Update with `eval $(nix-build -A bazel.updater)`,
-  # then add new dependencies from the dict in ./src-deps.json as required.
-  srcDeps = lib.attrsets.attrValues srcDepsSet;
-  srcDepsSet =
-    let
-      srcs = (builtins.fromJSON (builtins.readFile ./src-deps.json));
-      toFetchurl = d: lib.attrsets.nameValuePair d.name (fetchurl {
-        urls = d.urls;
-        sha256 = d.sha256;
-        });
-        in builtins.listToAttrs (map toFetchurl [
-      srcs.desugar_jdk_libs
-      srcs.io_bazel_skydoc
-      srcs.bazel_skylib
-      srcs.io_bazel_rules_sass
-      srcs.platforms
-      (if stdenv.hostPlatform.isDarwin
-       then srcs."java_tools_javac11_darwin-v7.0.zip"
-       else srcs."java_tools_javac11_linux-v7.0.zip")
-      srcs."coverage_output_generator-v2.1.zip"
-      srcs.build_bazel_rules_nodejs
-      srcs."android_tools_pkg-0.13.tar.gz"
-      srcs."0.28.3.tar.gz"
-      srcs.rules_pkg
-      srcs.rules_cc
-      srcs.rules_java
-      srcs.rules_proto
-      ]);
-
-  distDir = runCommand "bazel-deps" {} ''
-    mkdir -p $out
-    for i in ${builtins.toString srcDeps}; do cp $i $out/$(stripHash $i); done
-  '';
-
-  defaultShellPath = lib.makeBinPath
-    # Keep this list conservative. For more exotic tools, prefer to use
-    # @rules_nixpkgs to pull in tools from the nix repository. Example:
-    #
-    # WORKSPACE:
-    #
-    #     nixpkgs_git_repository(
-    #         name = "nixpkgs",
-    #         revision = "def5124ec8367efdba95a99523dd06d918cb0ae8",
-    #     )
-    #
-    #     # This defines an external Bazel workspace.
-    #     nixpkgs_package(
-    #         name = "bison",
-    #         repositories = { "nixpkgs": "@nixpkgs//:default.nix" },
-    #     )
-    #
-    # some/BUILD.bazel:
-    #
-    #     genrule(
-    #        ...
-    #        cmd = "$(location @bison//:bin/bison) -other -args",
-    #        tools = [
-    #            ...
-    #            "@bison//:bin/bison",
-    #        ],
-    #     )
-    #
-    [ bash coreutils findutils gawk gnugrep gnutar gnused gzip which unzip file zip ];
-
-  # Java toolchain used for the build and tests
-  javaToolchain = "@bazel_tools//tools/jdk:toolchain_host${buildJdkName}";
-
-  platforms = lib.platforms.linux ++ lib.platforms.darwin;
-
-  # This repository is fetched by bazel at runtime
-  # however it contains prebuilt java binaries, with wrong interpreter
-  # and libraries path.
-  # We prefetch it, patch it, and override it in a global bazelrc.
-  system = if stdenv.hostPlatform.isDarwin then "darwin" else "linux";
-  arch = stdenv.hostPlatform.parsed.cpu.name;
-
-  remote_java_tools = stdenv.mkDerivation {
-    name = "remote_java_tools_${system}";
-
-    src = srcDepsSet."java_tools_javac11_${system}-v7.0.zip";
-
-    nativeBuildInputs = [ autoPatchelfHook unzip ];
-    buildInputs = [ gcc-unwrapped ];
-
-    sourceRoot = ".";
-
-    buildPhase = ''
-      mkdir $out;
-    '';
-
-    installPhase = ''
-      cp -Ra * $out/
-      touch $out/WORKSPACE
-    '';
-  };
-
-  bazelRC = writeTextFile {
-    name = "bazel-rc";
-    text = ''
-      build --override_repository=${remote_java_tools.name}=${remote_java_tools}
-      build --distdir=${distDir}
-      startup --server_javabase=${runJdk}
-
-      # load default location for the system wide configuration
-      try-import /etc/bazel.bazelrc
-    '';
-  };
-
-in
-stdenv.mkDerivation rec {
-  pname = "bazel";
-  inherit version;
-
-  meta = with lib; {
-    homepage = "https://github.com/bazelbuild/bazel/";
-    description = "Build tool that builds code quickly and reliably";
-    license = licenses.asl20;
-    maintainers = [ maintainers.mboes ];
-    inherit platforms;
-  };
-
-  inherit src;
-  sourceRoot = ".";
-
-  patches = [
-    # On Darwin, the last argument to gcc is coming up as an empty string. i.e: ''
-    # This is breaking the build of any C target. This patch removes the last
-    # argument if it's found to be an empty string.
-    ../trim-last-argument-to-gcc-if-empty.patch
-
-    # --experimental_strict_action_env (which may one day become the default
-    # see bazelbuild/bazel#2574) hardcodes the default
-    # action environment to a non hermetic value (e.g. "/usr/local/bin").
-    # This is non hermetic on non-nixos systems. On NixOS, bazel cannot find the required binaries.
-    # So we are replacing this bazel paths by defaultShellPath,
-    # improving hermeticity and making it work in nixos.
-    (substituteAll {
-      src = ../strict_action_env.patch;
-      strictActionEnvPatch = defaultShellPath;
-    })
-
-    # bazel reads its system bazelrc in /etc
-    # override this path to a builtin one
-    (substituteAll {
-      src = ../bazel_rc.patch;
-      bazelSystemBazelRCPath = bazelRC;
-    })
-  ] ++ lib.optional enableNixHacks ../nix-hacks.patch;
-
-
-  # Additional tests that check bazel’s functionality. Execute
-  #
-  #     nix-build . -A bazel.tests
-  #
-  # in the nixpkgs checkout root to exercise them locally.
-  passthru.tests =
-    let
-      runLocal = name: attrs: script:
-      let
-        attrs' = removeAttrs attrs [ "buildInputs" ];
-        buildInputs = [ python3 ] ++ (attrs.buildInputs or []);
-      in
-      runCommandCC name ({
-        inherit buildInputs;
-        preferLocalBuild = true;
-        meta.platforms = platforms;
-      } // attrs') script;
-
-      # bazel wants to extract itself into $install_dir/install every time it runs,
-      # so let’s do that only once.
-      extracted = bazelPkg:
-        let install_dir =
-          # `install_base` field printed by `bazel info`, minus the hash.
-          # yes, this path is kinda magic. Sorry.
-          "$HOME/.cache/bazel/_bazel_nixbld";
-        in runLocal "bazel-extracted-homedir" { passthru.install_dir = install_dir; } ''
-            export HOME=$(mktemp -d)
-            touch WORKSPACE # yeah, everything sucks
-            install_base="$(${bazelPkg}/bin/bazel info | grep install_base)"
-            # assert it’s actually below install_dir
-            [[ "$install_base" =~ ${install_dir} ]] \
-              || (echo "oh no! $install_base but we are \
-            trying to copy ${install_dir} to $out instead!"; exit 1)
-            cp -R ${install_dir} $out
-          '';
-
-      bazelTest = { name, bazelScript, workspaceDir, bazelPkg, buildInputs ? [] }:
-        let
-          be = extracted bazelPkg;
-        in runLocal name { inherit buildInputs; } (
-          # skip extraction caching on Darwin, because nobody knows how Darwin works
-          (lib.optionalString (!stdenv.hostPlatform.isDarwin) ''
-            # set up home with pre-unpacked bazel
-            export HOME=$(mktemp -d)
-            mkdir -p ${be.install_dir}
-            cp -R ${be}/install ${be.install_dir}
-
-            # https://stackoverflow.com/questions/47775668/bazel-how-to-skip-corrupt-installation-on-centos6
-            # Bazel checks whether the mtime of the install dir files
-            # is >9 years in the future, otherwise it extracts itself again.
-            # see PosixFileMTime::IsUntampered in src/main/cpp/util
-            # What the hell bazel.
-            ${lr}/bin/lr -0 -U ${be.install_dir} | ${xe}/bin/xe -N0 -0 touch --date="9 years 6 months" {}
-          '')
-          +
-          ''
-            # Note https://github.com/bazelbuild/bazel/issues/5763#issuecomment-456374609
-            # about why to create a subdir for the workspace.
-            cp -r ${workspaceDir} wd && chmod u+w wd && cd wd
-
-            ${bazelScript}
-
-            touch $out
-          '');
-
-      bazelWithNixHacks = bazel_self.override { enableNixHacks = true; };
-
-      bazel-examples = fetchFromGitHub {
-        owner = "bazelbuild";
-        repo = "examples";
-        rev = "5d8c8961a2516ebf875787df35e98cadd08d43dc";
-        sha256 = "03c1bwlq5bs3hg96v4g4pg2vqwhqq6w538h66rcpw02f83yy7fs8";
-      };
-
-    in (if !stdenv.hostPlatform.isDarwin then {
-      # `extracted` doesn’t work on darwin
-      shebang = callPackage ../shebang-test.nix { inherit runLocal extracted bazelTest distDir; };
-    } else {}) // {
-      bashTools = callPackage ../bash-tools-test.nix { inherit runLocal bazelTest distDir; };
-      cpp = callPackage ../cpp-test.nix { inherit runLocal bazelTest bazel-examples distDir; };
-      java = callPackage ../java-test.nix { inherit runLocal bazelTest bazel-examples distDir; };
-      protobuf = callPackage ../protobuf-test.nix { inherit runLocal bazelTest distDir; };
-      pythonBinPath = callPackage ../python-bin-path-test.nix { inherit runLocal bazelTest distDir; };
-
-      bashToolsWithNixHacks = callPackage ../bash-tools-test.nix { inherit runLocal bazelTest distDir; bazel = bazelWithNixHacks; };
-
-      cppWithNixHacks = callPackage ../cpp-test.nix { inherit runLocal bazelTest bazel-examples distDir; bazel = bazelWithNixHacks; };
-      javaWithNixHacks = callPackage ../java-test.nix { inherit runLocal bazelTest bazel-examples distDir; bazel = bazelWithNixHacks; };
-      protobufWithNixHacks = callPackage ../protobuf-test.nix { inherit runLocal bazelTest distDir; bazel = bazelWithNixHacks; };
-      pythonBinPathWithNixHacks = callPackage ../python-bin-path-test.nix { inherit runLocal bazelTest distDir; bazel = bazelWithNixHacks; };
-
-      # downstream packages using buildBazelPackage
-      # fixed-output hashes of the fetch phase need to be spot-checked manually
-      downstream = recurseIntoAttrs ({
-        inherit bazel-watcher;
-      }
-          # dm-sonnet is only packaged for linux
-      // (lib.optionalAttrs stdenv.isLinux {
-          # TODO(timokau) dm-sonnet is broken currently
-          # dm-sonnet-linux = python3.pkgs.dm-sonnet;
-      }));
-    };
-
-  # update the list of workspace dependencies
-  passthru.updater = writeScript "update-bazel-deps.sh" ''
-    #!${runtimeShell}
-    cat ${runCommand "bazel-deps.json" {} ''
-        ${unzip}/bin/unzip ${src} WORKSPACE
-        ${python3}/bin/python3 ${../update-srcDeps.py} ./WORKSPACE > $out
-    ''} > ${builtins.toString ./src-deps.json}
-  '';
-
-  # Necessary for the tests to pass on Darwin with sandbox enabled.
-  # Bazel starts a local server and needs to bind a local address.
-  __darwinAllowLocalNetworking = true;
-
-  # Bazel expects several utils to be available in Bash even without PATH. Hence this hack.
-  customBash = writeCBin "bash" ''
-    #include <stdio.h>
-    #include <stdlib.h>
-    #include <string.h>
-    #include <unistd.h>
-
-    extern char **environ;
-
-    int main(int argc, char *argv[]) {
-      char *path = getenv("PATH");
-      char *pathToAppend = "${defaultShellPath}";
-      char *newPath;
-      if (path != NULL) {
-        int length = strlen(path) + 1 + strlen(pathToAppend) + 1;
-        newPath = malloc(length * sizeof(char));
-        snprintf(newPath, length, "%s:%s", path, pathToAppend);
-      } else {
-        newPath = pathToAppend;
-      }
-      setenv("PATH", newPath, 1);
-      execve("${bash}/bin/bash", argv, environ);
-      return 0;
-    }
-  '';
-
-  postPatch = let
-
-    darwinPatches = ''
-      bazelLinkFlags () {
-        eval set -- "$NIX_LDFLAGS"
-        local flag
-        for flag in "$@"; do
-          printf ' -Wl,%s' "$flag"
-        done
-      }
-
-      # Disable Bazel's Xcode toolchain detection which would configure compilers
-      # and linkers from Xcode instead of from PATH
-      export BAZEL_USE_CPP_ONLY_TOOLCHAIN=1
-
-      # Explicitly configure gcov since we don't have it on Darwin, so autodetection fails
-      export GCOV=${coreutils}/bin/false
-
-      # Framework search paths aren't added by bintools hook
-      # https://github.com/NixOS/nixpkgs/pull/41914
-      export NIX_LDFLAGS+=" -F${CoreFoundation}/Library/Frameworks -F${CoreServices}/Library/Frameworks -F${Foundation}/Library/Frameworks"
-
-      # libcxx includes aren't added by libcxx hook
-      # https://github.com/NixOS/nixpkgs/pull/41589
-      export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -isystem ${libcxx}/include/c++/v1"
-
-      # don't use system installed Xcode to run clang, use Nix clang instead
-      sed -i -E "s;/usr/bin/xcrun (--sdk macosx )?clang;${stdenv.cc}/bin/clang $NIX_CFLAGS_COMPILE $(bazelLinkFlags) -framework CoreFoundation;g" \
-        scripts/bootstrap/compile.sh \
-        src/tools/xcode/realpath/BUILD \
-        src/tools/xcode/stdredirect/BUILD \
-        tools/osx/BUILD
-
-      # nixpkgs's libSystem cannot use pthread headers directly, must import GCD headers instead
-      sed -i -e "/#include <pthread\/spawn.h>/i #include <dispatch/dispatch.h>" src/main/cpp/blaze_util_darwin.cc
-
-      # clang installed from Xcode has a compatibility wrapper that forwards
-      # invocations of gcc to clang, but vanilla clang doesn't
-      sed -i -e 's;_find_generic(repository_ctx, "gcc", "CC", overriden_tools);_find_generic(repository_ctx, "clang", "CC", overriden_tools);g' tools/cpp/unix_cc_configure.bzl
-
-      sed -i -e 's;/usr/bin/libtool;${cctools}/bin/libtool;g' tools/cpp/unix_cc_configure.bzl
-      wrappers=( tools/cpp/osx_cc_wrapper.sh tools/cpp/osx_cc_wrapper.sh.tpl )
-      for wrapper in "''${wrappers[@]}"; do
-        sed -i -e "s,/usr/bin/install_name_tool,${cctools}/bin/install_name_tool,g" $wrapper
-      done
-    '';
-
-    genericPatches = ''
-      # Substitute j2objc and objc wrapper's python shebang to plain python path.
-      # These scripts explicitly depend on Python 2.7, hence we use python27.
-      # See also `postFixup` where python27 is added to $out/nix-support
-      substituteInPlace tools/j2objc/j2objc_header_map.py --replace "$!/usr/bin/python2.7" "#!${python27}/bin/python"
-      substituteInPlace tools/j2objc/j2objc_wrapper.py --replace "$!/usr/bin/python2.7" "#!${python27}/bin/python"
-      substituteInPlace tools/objc/j2objc_dead_code_pruner.py --replace "$!/usr/bin/python2.7" "#!${python27}/bin/python"
-
-      # md5sum is part of coreutils
-      sed -i 's|/sbin/md5|md5sum|' \
-        src/BUILD
-
-      # substituteInPlace is rather slow, so prefilter the files with grep
-      grep -rlZ /bin src/main/java/com/google/devtools | while IFS="" read -r -d "" path; do
-        # If you add more replacements here, you must change the grep above!
-        # Only files containing /bin are taken into account.
-        # We default to python3 where possible. See also `postFixup` where
-        # python3 is added to $out/nix-support
-        substituteInPlace "$path" \
-          --replace /bin/bash ${customBash}/bin/bash \
-          --replace "/usr/bin/env bash" ${customBash}/bin/bash \
-          --replace "/usr/bin/env python" ${python3}/bin/python \
-          --replace /usr/bin/env ${coreutils}/bin/env \
-          --replace /bin/true ${coreutils}/bin/true
-      done
-
-      # bazel test runner include references to /bin/bash
-      substituteInPlace tools/build_rules/test_rules.bzl \
-        --replace /bin/bash ${customBash}/bin/bash
-
-      for i in $(find tools/cpp/ -type f)
-      do
-        substituteInPlace $i \
-          --replace /bin/bash ${customBash}/bin/bash
-      done
-
-      # Fixup scripts that generate scripts. Not fixed up by patchShebangs below.
-      substituteInPlace scripts/bootstrap/compile.sh \
-          --replace /bin/bash ${customBash}/bin/bash
-
-      # add nix environment vars to .bazelrc
-      cat >> .bazelrc <<EOF
-      build --distdir=${distDir}
-      fetch --distdir=${distDir}
-      build --copt="$(echo $NIX_CFLAGS_COMPILE | sed -e 's/ /" --copt="/g')"
-      build --host_copt="$(echo $NIX_CFLAGS_COMPILE | sed -e 's/ /" --host_copt="/g')"
-      build --linkopt="-Wl,$(echo $NIX_LDFLAGS | sed -e 's/ /" --linkopt="-Wl,/g')"
-      build --host_linkopt="-Wl,$(echo $NIX_LDFLAGS | sed -e 's/ /" --host_linkopt="-Wl,/g')"
-      build --host_javabase='@local_jdk//:jdk'
-      build --host_java_toolchain='${javaToolchain}'
-      EOF
-
-      # add the same environment vars to compile.sh
-      sed -e "/\$command \\\\$/a --copt=\"$(echo $NIX_CFLAGS_COMPILE | sed -e 's/ /" --copt=\"/g')\" \\\\" \
-          -e "/\$command \\\\$/a --host_copt=\"$(echo $NIX_CFLAGS_COMPILE | sed -e 's/ /" --host_copt=\"/g')\" \\\\" \
-          -e "/\$command \\\\$/a --linkopt=\"-Wl,$(echo $NIX_LDFLAGS | sed -e 's/ /" --linkopt=\"-Wl,/g')\" \\\\" \
-          -e "/\$command \\\\$/a --host_linkopt=\"-Wl,$(echo $NIX_LDFLAGS | sed -e 's/ /" --host_linkopt=\"-Wl,/g')\" \\\\" \
-          -e "/\$command \\\\$/a --host_javabase='@local_jdk//:jdk' \\\\" \
-          -e "/\$command \\\\$/a --host_java_toolchain='${javaToolchain}' \\\\" \
-          -i scripts/bootstrap/compile.sh
-
-      # This is necessary to avoid:
-      # "error: no visible @interface for 'NSDictionary' declares the selector
-      # 'initWithContentsOfURL:error:'"
-      # This can be removed when the apple_sdk is upgraded beyond 10.13+
-      sed -i '/initWithContentsOfURL:versionPlistUrl/ {
-        N
-        s/error:nil\];/\];/
-      }' tools/osx/xcode_locator.m
-
-      # append the PATH with defaultShellPath in tools/bash/runfiles/runfiles.bash
-      echo "PATH=\$PATH:${defaultShellPath}" >> runfiles.bash.tmp
-      cat tools/bash/runfiles/runfiles.bash >> runfiles.bash.tmp
-      mv runfiles.bash.tmp tools/bash/runfiles/runfiles.bash
-
-      patchShebangs .
-    '';
-    in lib.optionalString stdenv.hostPlatform.isDarwin darwinPatches
-     + genericPatches;
-
-  buildInputs = [
-    buildJdk
-    python3
-  ];
-
-  # when a command can’t be found in a bazel build, you might also
-  # need to add it to `defaultShellPath`.
-  nativeBuildInputs = [
-    zip
-    python3
-    unzip
-    makeWrapper
-    which
-    customBash
-  ] ++ lib.optionals (stdenv.isDarwin) [ cctools libcxx CoreFoundation CoreServices Foundation ];
-
-  # Bazel makes extensive use of symlinks in the WORKSPACE.
-  # This causes problems with infinite symlinks if the build output is in the same location as the
-  # Bazel WORKSPACE. This is why before executing the build, the source code is moved into a
-  # subdirectory.
-  # Failing to do this causes "infinite symlink expansion detected"
-  preBuildPhases = ["preBuildPhase"];
-  preBuildPhase = ''
-    mkdir bazel_src
-    shopt -s dotglob extglob
-    mv !(bazel_src) bazel_src
-  '';
-
-  buildPhase = ''
-    # Increasing memory during compilation might be necessary.
-    # export BAZEL_JAVAC_OPTS="-J-Xmx2g -J-Xms200m"
-    ./bazel_src/compile.sh
-    ./bazel_src/scripts/generate_bash_completion.sh \
-        --bazel=./bazel_src/output/bazel \
-        --output=./bazel_src/output/bazel-complete.bash \
-        --prepend=./bazel_src/scripts/bazel-complete-header.bash \
-        --prepend=./bazel_src/scripts/bazel-complete-template.bash
-  '';
-
-  installPhase = ''
-    mkdir -p $out/bin
-
-    # official wrapper scripts that searches for $WORKSPACE_ROOT/tools/bazel
-    # if it can’t find something in tools, it calls $out/bin/bazel-{version}-{os_arch}
-    # The binary _must_ exist with this naming if your project contains a .bazelversion
-    # file.
-    cp ./bazel_src/scripts/packages/bazel.sh $out/bin/bazel
-    mv ./bazel_src/output/bazel $out/bin/bazel-${version}-${system}-${arch}
-
-    # shell completion files
-    mkdir -p $out/share/bash-completion/completions $out/share/zsh/site-functions
-    mv ./bazel_src/output/bazel-complete.bash $out/share/bash-completion/completions/bazel
-    cp ./bazel_src/scripts/zsh_completion/_bazel $out/share/zsh/site-functions/
-  '';
-
-  doInstallCheck = true;
-  installCheckPhase = ''
-    export TEST_TMPDIR=$(pwd)
-
-    hello_test () {
-      $out/bin/bazel test --distdir=${distDir} \
-        --test_output=errors \
-        --java_toolchain='${javaToolchain}' \
-        examples/cpp:hello-success_test \
-        examples/java-native/src/test/java/com/example/myproject:hello
-    }
-
-    cd ./bazel_src
-
-    # test whether $WORKSPACE_ROOT/tools/bazel works
-
-    mkdir -p tools
-    cat > tools/bazel <<"EOF"
-    #!${runtimeShell} -e
-    exit 1
-    EOF
-    chmod +x tools/bazel
-
-    # first call should fail if tools/bazel is used
-    ! hello_test
-
-    cat > tools/bazel <<"EOF"
-    #!${runtimeShell} -e
-    exec "$BAZEL_REAL" "$@"
-    EOF
-
-    # second call succeeds because it defers to $out/bin/bazel-{version}-{os_arch}
-    hello_test
-  '';
-
-  # Save paths to hardcoded dependencies so Nix can detect them.
-  postFixup = ''
-    mkdir -p $out/nix-support
-    echo "${customBash} ${defaultShellPath}" >> $out/nix-support/depends
-    # The templates get tar’d up into a .jar,
-    # so nix can’t detect python is needed in the runtime closure
-    # Some of the scripts explicitly depend on Python 2.7. Otherwise, we
-    # default to using python3. Therefore, both python27 and python3 are
-    # runtime dependencies.
-    echo "${python27}" >> $out/nix-support/depends
-    echo "${python3}" >> $out/nix-support/depends
-  '' + lib.optionalString stdenv.isDarwin ''
-    echo "${cctools}" >> $out/nix-support/depends
-  '';
-
-  dontStrip = true;
-  dontPatchELF = true;
-}
diff --git a/pkgs/development/tools/build-managers/bazel/bazel_2/src-deps.json b/pkgs/development/tools/build-managers/bazel/bazel_2/src-deps.json
deleted file mode 100644
index 7517a8c1b958..000000000000
--- a/pkgs/development/tools/build-managers/bazel/bazel_2/src-deps.json
+++ /dev/null
@@ -1,506 +0,0 @@
-{
-    "0.16.2.zip": {
-        "name": "0.16.2.zip",
-        "sha256": "9b72bb0aea72d7cbcfc82a01b1e25bf3d85f791e790ddec16c65e2d906382ee0",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/rules_nodejs/archive/0.16.2.zip",
-            "https://github.com/bazelbuild/rules_nodejs/archive/0.16.2.zip"
-        ]
-    },
-    "0.28.3.tar.gz": {
-        "name": "0.28.3.tar.gz",
-        "sha256": "d8c2f20deb2f6143bac792d210db1a4872102d81529fe0ea3476c1696addd7ff",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/0.28.3.tar.gz",
-            "https://github.com/bazelbuild/bazel-toolchains/archive/0.28.3.tar.gz"
-        ]
-    },
-    "46993efdd33b73649796c5fc5c9efb193ae19d51.zip": {
-        "name": "46993efdd33b73649796c5fc5c9efb193ae19d51.zip",
-        "sha256": "66184688debeeefcc2a16a2f80b03f514deac8346fe888fb7e691a52c023dd88",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/platforms/archive/46993efdd33b73649796c5fc5c9efb193ae19d51.zip",
-            "https://github.com/bazelbuild/platforms/archive/46993efdd33b73649796c5fc5c9efb193ae19d51.zip"
-        ]
-    },
-    "7cf3cefd652008d0a64a419c34c13bdca6c8f178.zip": {
-        "name": "7cf3cefd652008d0a64a419c34c13bdca6c8f178.zip",
-        "sha256": "bc81f1ba47ef5cc68ad32225c3d0e70b8c6f6077663835438da8d5733f917598",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/rules_java/archive/7cf3cefd652008d0a64a419c34c13bdca6c8f178.zip",
-            "https://github.com/bazelbuild/rules_java/archive/7cf3cefd652008d0a64a419c34c13bdca6c8f178.zip"
-        ]
-    },
-    "8bd6cd75d03c01bb82561a96d9c1f9f7157b13d0.zip": {
-        "name": "8bd6cd75d03c01bb82561a96d9c1f9f7157b13d0.zip",
-        "sha256": "1d4dbbd1e1e9b57d40bb0ade51c9e882da7658d5bfbf22bbd15b68e7879d761f",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/rules_cc/archive/8bd6cd75d03c01bb82561a96d9c1f9f7157b13d0.zip",
-            "https://github.com/bazelbuild/rules_cc/archive/8bd6cd75d03c01bb82561a96d9c1f9f7157b13d0.zip"
-        ]
-    },
-    "8ccf4f1c351928b55d5dddf3672e3667f6978d60.tar.gz": {
-        "name": "8ccf4f1c351928b55d5dddf3672e3667f6978d60.tar.gz",
-        "sha256": "d868ce50d592ef4aad7dec4dd32ae68d2151261913450fac8390b3fd474bb898",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/rules_sass/archive/8ccf4f1c351928b55d5dddf3672e3667f6978d60.tar.gz",
-            "https://github.com/bazelbuild/rules_sass/archive/8ccf4f1c351928b55d5dddf3672e3667f6978d60.tar.gz"
-        ]
-    },
-    "97d8af4dc474595af3900dd85cb3a29ad28cc313.tar.gz": {
-        "name": "97d8af4dc474595af3900dd85cb3a29ad28cc313.tar.gz",
-        "sha256": "602e7161d9195e50246177e7c55b2f39950a9cf7366f74ed5f22fd45750cd208",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/rules_proto/archive/97d8af4dc474595af3900dd85cb3a29ad28cc313.tar.gz",
-            "https://github.com/bazelbuild/rules_proto/archive/97d8af4dc474595af3900dd85cb3a29ad28cc313.tar.gz"
-        ]
-    },
-    "android_tools_pkg-0.13.tar.gz": {
-        "name": "android_tools_pkg-0.13.tar.gz",
-        "sha256": "3ca6a5e6576a9cda7c59f5fd33b1fe096725730712057c5893589ac15b019407",
-        "urls": [
-            "https://mirror.bazel.build/bazel_android_tools/android_tools_pkg-0.13.tar.gz"
-        ]
-    },
-    "bazel_j2objc": {
-        "name": "bazel_j2objc",
-        "sha256": "8d3403b5b7db57e347c943d214577f6879e5b175c2b59b7e075c0b6453330e9b",
-        "strip_prefix": "j2objc-2.5",
-        "urls": [
-            "https://mirror.bazel.build/github.com/google/j2objc/releases/download/2.5/j2objc-2.5.zip",
-            "https://github.com/google/j2objc/releases/download/2.5/j2objc-2.5.zip"
-        ]
-    },
-    "bazel_skylib": {
-        "name": "bazel_skylib",
-        "sha256": "ba5d15ca230efca96320085d8e4d58da826d1f81b444ef8afccd8b23e0799b52",
-        "strip_prefix": "bazel-skylib-f83cb8dd6f5658bc574ccd873e25197055265d1c",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/bazel-skylib/archive/f83cb8dd6f5658bc574ccd873e25197055265d1c.tar.gz",
-            "https://github.com/bazelbuild/bazel-skylib/archive/f83cb8dd6f5658bc574ccd873e25197055265d1c.tar.gz"
-        ]
-    },
-    "bazel_toolchains": {
-        "name": "bazel_toolchains",
-        "sha256": "d8c2f20deb2f6143bac792d210db1a4872102d81529fe0ea3476c1696addd7ff",
-        "strip_prefix": "bazel-toolchains-0.28.3",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/0.28.3.tar.gz",
-            "https://github.com/bazelbuild/bazel-toolchains/archive/0.28.3.tar.gz"
-        ]
-    },
-    "build_bazel_rules_nodejs": {
-        "name": "build_bazel_rules_nodejs",
-        "sha256": "9b72bb0aea72d7cbcfc82a01b1e25bf3d85f791e790ddec16c65e2d906382ee0",
-        "strip_prefix": "rules_nodejs-0.16.2",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/rules_nodejs/archive/0.16.2.zip",
-            "https://github.com/bazelbuild/rules_nodejs/archive/0.16.2.zip"
-        ]
-    },
-    "c7bbde2950769aac9a99364b0926230060a3ce04.tar.gz": {
-        "name": "c7bbde2950769aac9a99364b0926230060a3ce04.tar.gz",
-        "sha256": "e6a76586b264f30679688f65f7e71ac112d1446681010a13bf22d9ca071f34b7",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/skydoc/archive/c7bbde2950769aac9a99364b0926230060a3ce04.tar.gz",
-            "https://github.com/bazelbuild/skydoc/archive/c7bbde2950769aac9a99364b0926230060a3ce04.tar.gz"
-        ]
-    },
-    "com_google_googletest": {
-        "name": "com_google_googletest",
-        "sha256": "9dc9157a9a1551ec7a7e43daea9a694a0bb5fb8bec81235d8a1e6ef64c716dcb",
-        "strip_prefix": "googletest-release-1.10.0",
-        "urls": [
-            "https://mirror.bazel.build/github.com/google/googletest/archive/release-1.10.0.tar.gz",
-            "https://github.com/google/googletest/archive/release-1.10.0.tar.gz"
-        ]
-    },
-    "coverage_output_generator-v2.1.zip": {
-        "name": "coverage_output_generator-v2.1.zip",
-        "sha256": "96ac6bc9b9fbc67b532bcae562da1642409791e6a4b8e522f04946ee5cc3ff8e",
-        "urls": [
-            "https://mirror.bazel.build/bazel_coverage_output_generator/releases/coverage_output_generator-v2.1.zip"
-        ]
-    },
-    "desugar_jdk_libs": {
-        "name": "desugar_jdk_libs",
-        "sha256": "fe2e04f91ce8c59d49d91b8102edc6627c6fa2906c1b0e7346f01419ec4f419d",
-        "strip_prefix": "desugar_jdk_libs-e0b0291b2c51fbe5a7cfa14473a1ae850f94f021",
-        "urls": [
-            "https://mirror.bazel.build/github.com/google/desugar_jdk_libs/archive/e0b0291b2c51fbe5a7cfa14473a1ae850f94f021.zip",
-            "https://github.com/google/desugar_jdk_libs/archive/e0b0291b2c51fbe5a7cfa14473a1ae850f94f021.zip"
-        ]
-    },
-    "e0b0291b2c51fbe5a7cfa14473a1ae850f94f021.zip": {
-        "name": "e0b0291b2c51fbe5a7cfa14473a1ae850f94f021.zip",
-        "sha256": "fe2e04f91ce8c59d49d91b8102edc6627c6fa2906c1b0e7346f01419ec4f419d",
-        "urls": [
-            "https://mirror.bazel.build/github.com/google/desugar_jdk_libs/archive/e0b0291b2c51fbe5a7cfa14473a1ae850f94f021.zip",
-            "https://github.com/google/desugar_jdk_libs/archive/e0b0291b2c51fbe5a7cfa14473a1ae850f94f021.zip"
-        ]
-    },
-    "f83cb8dd6f5658bc574ccd873e25197055265d1c.tar.gz": {
-        "name": "f83cb8dd6f5658bc574ccd873e25197055265d1c.tar.gz",
-        "sha256": "ba5d15ca230efca96320085d8e4d58da826d1f81b444ef8afccd8b23e0799b52",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/bazel-skylib/archive/f83cb8dd6f5658bc574ccd873e25197055265d1c.tar.gz",
-            "https://github.com/bazelbuild/bazel-skylib/archive/f83cb8dd6f5658bc574ccd873e25197055265d1c.tar.gz"
-        ]
-    },
-    "io_bazel_rules_sass": {
-        "name": "io_bazel_rules_sass",
-        "sha256": "d868ce50d592ef4aad7dec4dd32ae68d2151261913450fac8390b3fd474bb898",
-        "strip_prefix": "rules_sass-8ccf4f1c351928b55d5dddf3672e3667f6978d60",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/rules_sass/archive/8ccf4f1c351928b55d5dddf3672e3667f6978d60.tar.gz",
-            "https://github.com/bazelbuild/rules_sass/archive/8ccf4f1c351928b55d5dddf3672e3667f6978d60.tar.gz"
-        ]
-    },
-    "io_bazel_skydoc": {
-        "name": "io_bazel_skydoc",
-        "sha256": "e6a76586b264f30679688f65f7e71ac112d1446681010a13bf22d9ca071f34b7",
-        "strip_prefix": "skydoc-c7bbde2950769aac9a99364b0926230060a3ce04",
-        "urls": [
-            "https://mirror.bazel.build/github.com/bazelbuild/skydoc/archive/c7bbde2950769aac9a99364b0926230060a3ce04.tar.gz",
-            "https://github.com/bazelbuild/skydoc/archive/c7bbde2950769aac9a993