prompt: You will be provided with a partial code base and an issue statement explaining a problem to resolve.
  <issue>
  Include Rust version in DEBUG ASSISTENCE message?
  I'm not sure what the best way to do this is but it seems like it would be helpful to include the output of `rustc -V` in the DEBUG ASSISTENCE.
  
  </issue>
  <code>
  [start of setup.py]
  1 #!/usr/bin/env python
  2 
  3 # This file is dual licensed under the terms of the Apache License, Version
  4 # 2.0, and the BSD License. See the LICENSE file in the root of this repository
  5 # for complete details.
  6 
  7 import os
  8 import platform
  9 import sys
  10 
  11 from setuptools import setup
  12 
  13 try:
  14     from setuptools_rust import RustExtension
  15 except ImportError:
  16     print(
  17         """
  18         =============================DEBUG ASSISTANCE==========================
  19         If you are seeing an error here please try the following to
  20         successfully install cryptography:
  21 
  22         Upgrade to the latest pip and try again. This will fix errors for most
  23         users. See: https://pip.pypa.io/en/stable/installing/#upgrading-pip
  24         =============================DEBUG ASSISTANCE==========================
  25         """
  26     )
  27     raise
  28 
  29 
  30 base_dir = os.path.dirname(__file__)
  31 src_dir = os.path.join(base_dir, "src")
  32 
  33 # When executing the setup.py, we need to be able to import ourselves, this
  34 # means that we need to add the src/ directory to the sys.path.
  35 sys.path.insert(0, src_dir)
  36 
  37 try:
  38     # See setup.cfg for most of the config metadata.
  39     setup(
  40         cffi_modules=[
  41             "src/_cffi_src/build_openssl.py:ffi",
  42         ],
  43         rust_extensions=[
  44             RustExtension(
  45                 "_rust",
  46                 "src/rust/Cargo.toml",
  47                 py_limited_api=True,
  48                 # Enable abi3 mode if we're not using PyPy.
  49                 features=(
  50                     []
  51                     if platform.python_implementation() == "PyPy"
  52                     else ["pyo3/abi3-py36"]
  53                 ),
  54                 rust_version=">=1.48.0",
  55             )
  56         ],
  57     )
  58 except:  # noqa: E722
  59     # Note: This is a bare exception that re-raises so that we don't interfere
  60     # with anything the installation machinery might want to do. Because we
  61     # print this for any exception this msg can appear (e.g. in verbose logs)
  62     # even if there's no failure. For example, SetupRequirementsError is raised
  63     # during PEP517 building and prints this text. setuptools raises SystemExit
  64     # when compilation fails right now, but it's possible this isn't stable
  65     # or a public API commitment so we'll remain ultra conservative.
  66 
  67     import pkg_resources
  68 
  69     print(
  70         """
  71     =============================DEBUG ASSISTANCE=============================
  72     If you are seeing a compilation error please try the following steps to
  73     successfully install cryptography:
  74     1) Upgrade to the latest pip and try again. This will fix errors for most
  75        users. See: https://pip.pypa.io/en/stable/installing/#upgrading-pip
  76     2) Read https://cryptography.io/en/latest/installation/ for specific
  77        instructions for your platform.
  78     3) Check our frequently asked questions for more information:
  79        https://cryptography.io/en/latest/faq/
  80     4) Ensure you have a recent Rust toolchain installed:
  81        https://cryptography.io/en/latest/installation/#rust
  82     """
  83     )
  84     print(f"    Python: {'.'.join(str(v) for v in sys.version_info[:3])}")
  85     print(f"    platform: {platform.platform()}")
  86     for dist in ["pip", "setuptools", "setuptools_rust"]:
  87         try:
  88             version = pkg_resources.get_distribution(dist).version
  89         except pkg_resources.DistributionNotFound:
  90             version = "n/a"
  91         print(f"    {dist}: {version}")
  92     print(
  93         """\
  94     =============================DEBUG ASSISTANCE=============================
  95     """
  96     )
  97     raise
  98
  [end of setup.py]
  </code>
  
  I need you to solve this issue by generating a single patch file that I can apply directly to this repository using git apply. Please respond with a single patch file in the following format.
  <patch>
  diff --git a/file.py b/file.py
  --- a/file.py
  +++ b/file.py
  @@ -1,27 +1,35 @@
   def euclidean(a, b):
  -    while b:
  -        a, b = b, a % b
  -    return a
  +    if b == 0:
  +        return a
  +    return euclidean(b, a % b)
   
   
   def bresenham(x0, y0, x1, y1):
       points = []
       dx = abs(x1 - x0)
       dy = abs(y1 - y0)
  -    sx = 1 if x0 < x1 else -1
  -    sy = 1 if y0 < y1 else -1
  -    err = dx - dy
  +    x, y = x0, y0
  +    sx = -1 if x0 > x1 else 1
  +    sy = -1 if y0 > y1 else 1
   
  -    while True:
  -        points.append((x0, y0))
  -        if x0 == x1 and y0 == y1:
  -            break
  -        e2 = 2 * err
  -        if e2 > -dy:
  -            err -= dy
  -            x0 += sx
  -        if e2 < dx:
  -            err += dx
  -            y0 += sy
  +    if dx > dy:
  +        err = dx / 2.0
  +        while x != x1:
  +            points.append((x, y))
  +            err -= dy
  +            if err < 0:
  +                y += sy
  +                err += dx
  +            x += sx
  +    else:
  +        err = dy / 2.0
  +        while y != y1:
  +            points.append((x, y))
  +            err -= dx
  +            if err < 0:
  +                x += sx
  +                err += dy
  +            y += sy
  +
  +    points.append((x, y))
       return points
  
  </patch>
golden_diff: diff --git a/setup.py b/setup.py
  --- a/setup.py
  +++ b/setup.py
  @@ -6,6 +6,9 @@
   
   import os
   import platform
  +import re
  +import shutil
  +import subprocess
   import sys
   
   from setuptools import setup
  @@ -89,6 +92,22 @@
           except pkg_resources.DistributionNotFound:
               version = "n/a"
           print(f"    {dist}: {version}")
  +    version = "n/a"
  +    if shutil.which("rustc") is not None:
  +        try:
  +            # If for any reason `rustc --version` fails, silently ignore it
  +            rustc_output = subprocess.run(
  +                ["rustc", "--version"],
  +                capture_output=True,
  +                timeout=0.5,
  +                encoding="utf8",
  +                check=True,
  +            ).stdout
  +            version = re.sub("^rustc ", "", rustc_output.strip())
  +        except subprocess.SubprocessError:
  +            pass
  +    print(f"    rustc: {version}")
  +
       print(
           """\
       =============================DEBUG ASSISTANCE=============================
  
verification_info: {"golden_diff": "diff --git a/setup.py b/setup.py\n--- a/setup.py\n+++ b/setup.py\n@@ -6,6 +6,9 @@\n \n import os\n import platform\n+import re\n+import shutil\n+import subprocess\n import sys\n \n from setuptools import setup\n@@ -89,6 +92,22 @@\n         except pkg_resources.DistributionNotFound:\n             version = \"n/a\"\n         print(f\"    {dist}: {version}\")\n+    version = \"n/a\"\n+    if shutil.which(\"rustc\") is not None:\n+        try:\n+            # If for any reason `rustc --version` fails, silently ignore it\n+            rustc_output = subprocess.run(\n+                [\"rustc\", \"--version\"],\n+                capture_output=True,\n+                timeout=0.5,\n+                encoding=\"utf8\",\n+                check=True,\n+            ).stdout\n+            version = re.sub(\"^rustc \", \"\", rustc_output.strip())\n+        except subprocess.SubprocessError:\n+            pass\n+    print(f\"    rustc: {version}\")\n+\n     print(\n         \"\"\"\\\n     =============================DEBUG ASSISTANCE=============================\n", "issue": "Include Rust version in DEBUG ASSISTENCE message?\nI'm not sure what the best way to do this is but it seems like it would be helpful to include the output of `rustc -V` in the DEBUG ASSISTENCE.\n", "before_files": [{"content": "#!/usr/bin/env python\n\n# This file is dual licensed under the terms of the Apache License, Version\n# 2.0, and the BSD License. See the LICENSE file in the root of this repository\n# for complete details.\n\nimport os\nimport platform\nimport sys\n\nfrom setuptools import setup\n\ntry:\n    from setuptools_rust import RustExtension\nexcept ImportError:\n    print(\n        \"\"\"\n        =============================DEBUG ASSISTANCE==========================\n        If you are seeing an error here please try the following to\n        successfully install cryptography:\n\n        Upgrade to the latest pip and try again. This will fix errors for most\n        users. See: https://pip.pypa.io/en/stable/installing/#upgrading-pip\n        =============================DEBUG ASSISTANCE==========================\n        \"\"\"\n    )\n    raise\n\n\nbase_dir = os.path.dirname(__file__)\nsrc_dir = os.path.join(base_dir, \"src\")\n\n# When executing the setup.py, we need to be able to import ourselves, this\n# means that we need to add the src/ directory to the sys.path.\nsys.path.insert(0, src_dir)\n\ntry:\n    # See setup.cfg for most of the config metadata.\n    setup(\n        cffi_modules=[\n            \"src/_cffi_src/build_openssl.py:ffi\",\n        ],\n        rust_extensions=[\n            RustExtension(\n                \"_rust\",\n                \"src/rust/Cargo.toml\",\n                py_limited_api=True,\n                # Enable abi3 mode if we're not using PyPy.\n                features=(\n                    []\n                    if platform.python_implementation() == \"PyPy\"\n                    else [\"pyo3/abi3-py36\"]\n                ),\n                rust_version=\">=1.48.0\",\n            )\n        ],\n    )\nexcept:  # noqa: E722\n    # Note: This is a bare exception that re-raises so that we don't interfere\n    # with anything the installation machinery might want to do. Because we\n    # print this for any exception this msg can appear (e.g. in verbose logs)\n    # even if there's no failure. For example, SetupRequirementsError is raised\n    # during PEP517 building and prints this text. setuptools raises SystemExit\n    # when compilation fails right now, but it's possible this isn't stable\n    # or a public API commitment so we'll remain ultra conservative.\n\n    import pkg_resources\n\n    print(\n        \"\"\"\n    =============================DEBUG ASSISTANCE=============================\n    If you are seeing a compilation error please try the following steps to\n    successfully install cryptography:\n    1) Upgrade to the latest pip and try again. This will fix errors for most\n       users. See: https://pip.pypa.io/en/stable/installing/#upgrading-pip\n    2) Read https://cryptography.io/en/latest/installation/ for specific\n       instructions for your platform.\n    3) Check our frequently asked questions for more information:\n       https://cryptography.io/en/latest/faq/\n    4) Ensure you have a recent Rust toolchain installed:\n       https://cryptography.io/en/latest/installation/#rust\n    \"\"\"\n    )\n    print(f\"    Python: {'.'.join(str(v) for v in sys.version_info[:3])}\")\n    print(f\"    platform: {platform.platform()}\")\n    for dist in [\"pip\", \"setuptools\", \"setuptools_rust\"]:\n        try:\n            version = pkg_resources.get_distribution(dist).version\n        except pkg_resources.DistributionNotFound:\n            version = \"n/a\"\n        print(f\"    {dist}: {version}\")\n    print(\n        \"\"\"\\\n    =============================DEBUG ASSISTANCE=============================\n    \"\"\"\n    )\n    raise\n", "path": "setup.py"}]}