Run 5aeb58d4

# attempt undefined — model: @cf/moonshotai/kimi-k2.6 — exit 0 — accepted — cost 0.00094 — 25142ms
# verifier: PASS — simple buffer geometry verified
# artifact: download (6171 bytes)
import geopandas as gpd

gdf = gpd.read_file("parcels.geojson")
gdf["geometry"] = gdf.buffer(25)
gdf.to_file("simple_buffers.geojson", driver="GeoJSON")
architecture=single-shot
stage=single-code-generation
--- execution stdout ---

# attempt undefined — model: @cf/moonshotai/kimi-k2.6 — exit 0 — accepted — cost 0.00120 — 33468ms
# verifier: PASS — simple buffer geometry verified
# artifact: download (6171 bytes)
import geopandas as gpd

gdf = gpd.read_file("parcels.geojson")
gdf["geometry"] = gdf.geometry.buffer(25)
gdf.to_file("simple_buffers.geojson", driver="GeoJSON")
architecture=single-retry
stage=single-code-generation
--- execution stdout ---

# attempt undefined — model: @cf/moonshotai/kimi-k2.6 — exit 0 — accepted — cost 0.00121 — 38337ms
# verifier: PASS — simple buffer geometry verified
# artifact: download (6171 bytes)
import geopandas as gpd

gdf = gpd.read_file('parcels.geojson')
gdf['geometry'] = gdf.buffer(25)
gdf.to_file('simple_buffers.geojson', driver='GeoJSON')
architecture=single-shot
stage=single-code-generation
--- execution stdout ---

# attempt undefined — model: @cf/moonshotai/kimi-k2.6 — exit 0 — rejected — cost 0.00187 — 50835ms
# verifier: FAIL — simple buffer inputs unreadable
# no artifact produced

architecture=single-shot
stage=single-code-generation
--- execution stdout ---

# attempt undefined — model: @cf/moonshotai/kimi-k2.6 — exit 0 — accepted — cost 0.00080 — 23089ms
# verifier: PASS — simple buffer geometry verified
# artifact: download (6171 bytes)
import geopandas as gpd

parcels = gpd.read_file("parcels.geojson")
buffers = parcels.copy()
buffers.geometry = parcels.geometry.buffer(25)
buffers.to_file("simple_buffers.geojson", driver="GeoJSON")
architecture=single-retry
stage=single-code-generation
--- execution stdout ---

# attempt undefined — model: @cf/moonshotai/kimi-k2.6 — exit 0 — accepted — cost 0.00264 — 64951ms
# verifier: PASS — simple buffer geometry verified
# artifact: download (6171 bytes)
import geopandas as gpd
import os

gdf = gpd.read_file("parcels.geojson")
assert gdf.crs is not None and gdf.crs.to_epsg() == 3857, "Input CRS must be EPSG:3857"

gdf["geometry"] = gdf.geometry.buffer(25)

assert gdf.crs.to_epsg() == 3857, "CRS must be preserved"
assert len(gdf) > 0, "Output must contain features"
assert gdf.geometry.notna().all(), "No geometry may be None"
assert gdf.geometry.apply(lambda geom: not geom.is_empty).all(), "No geometry may be empty"
assert gdf.geometry.is_valid.all(), "All geometries must be valid"

gdf.to_file("simple_buffers.geojson", driver="GeoJSON")

assert os.path.exists("simple_buffers.geojson"), "Output file must exist"
out_gdf = gpd.read_file("simple_buffers.geojson")
assert len(out_gdf) == len(gdf), "Output feature count must match input"
assert out_gdf.crs.to_epsg() == 3857, "Output file CRS must be EPSG:3857"
architecture=plan-then-act
stage=planner
plan={"steps":["Load parcels.geojson into a GeoDataFrame using geopandas.read_file and verify the CRS is EPSG:3857.","Apply a 25-metre buffer to each parcel geometry with gdf.geometry.buffer(25), producing exactly one buffered geometry per input feature and retaining all rows.","Construct a new GeoDataFrame (or update the existing geometry column) with the buffered shapes, preserving all original attributes and the EPSG:3857 projected CRS.","Write the resulting GeoDataFrame to simple_buffers.geojson using to_file with the GeoJSON driver."],"libraries":["geopandas","shapely"],"validation":["Assert simple_buffers.geojson exists on disk.","Assert the output feature count equals the input parcels.geojson feature count.","Assert the output GeoDataFrame CRS is EPSG:3857.","Assert no output geometry is None or empty.","Assert all output geometries are valid using is_valid."]}
stage=act
--- execution stdout ---

# attempt undefined — model: @cf/moonshotai/kimi-k2.6 — exit 0 — rejected — cost 0.00187 — 51425ms
# verifier: FAIL — simple buffer inputs unreadable
# no artifact produced

architecture=single-retry
stage=single-code-generation
--- execution stdout ---

# attempt undefined — model: @cf/moonshotai/kimi-k2.6 — exit 0 — accepted — cost 0.00080 — 76008ms
# verifier: PASS — simple buffer geometry verified
# artifact: download (6171 bytes)
import geopandas as gpd

gdf = gpd.read_file("parcels.geojson")
gdf["geometry"] = gdf.geometry.buffer(25)
gdf.to_file("simple_buffers.geojson", driver="GeoJSON")
architecture=single-retry
stage=single-code-generation
--- execution stdout ---