2026-09-22T13:19:58.551233Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:compile_runtime: close time.busy=289µs time.idle=1.67µs
2026-09-22T13:20:29.538250Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:construct_mid:gemm_candidates: close time.busy=31.0s time.idle=7.73µs
2026-09-22T13:21:14.923913Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:construct_mid:gemm_candidates: close time.busy=45.4s time.idle=8.42µs
2026-09-22T13:21:19.510566Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:construct_mid: close time.busy=81.0s time.idle=2.66µs
2026-09-22T13:21:29.482404Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}: diagnostic destination copy sizes sizes={1: 99164160, 4640: 2592, 4672: 10368}
2026-09-22T13:21:29.483743Z ERROR ipu_codegen.package.build{tile_count=1472 operations=3}: diagnostic failed packing copy copy=CopyOperation { source: BlockValueId(44801), source_offset: 0, destination: BlockValueId(17113), destination_offset: 0, bytes: 1, pattern: Contiguous } error=InvalidView source=BlockValue { id: BlockValueId(44801), tile: 0, tensor_type: TensorType { shape: TensorShape([1, 1152, 4304]), format: TensorFormat { precision: F8F143 { scale_exponent: -2 }, layout: Layout { order: RowMajor, tiling: TensorTiling { tile_count: 1, replicas: 1, axes: [] }, memory_class: Ipu21Standard } } }, extents: [ShardExtent { axis: 0, start: 0, logical_end: 1, physical_end: 1 }, ShardExtent { axis: 1, start: 0, logical_end: 288, physical_end: 288 }, ShardExtent { axis: 2, start: 0, logical_end: 240, physical_end: 240 }], definition: Staging } destination=BlockValue { id: BlockValueId(17113), tile: 0, tensor_type: TensorType { shape: TensorShape([1, 1152, 4304]), format: TensorFormat { precision: F8F143 { scale_exponent: -2 }, layout: Layout { order: BlockMajor(Matrix { row_block: 288, column_block: 16 }), tiling: TensorTiling { tile_count: 1440, replicas: 20, axes: [AxisTiling { axis: FromEnd(1), partitions: 18, padding_groups: 1, block_size: 240, padding_multiple: 240, shard_padding_multiple: 1, padding: Zero, tile_stride: Some(1) }, AxisTiling { axis: FromEnd(2), partitions: 4, padding_groups: 1, block_size: 288, padding_multiple: 288, shard_padding_multiple: 1, padding: Zero, tile_stride: Some(18) }] }, memory_class: Ipu21Interleaved } } }, extents: [ShardExtent { axis: 0, start: 0, logical_end: 1, physical_end: 1 }, ShardExtent { axis: 1, start: 0, logical_end: 288, physical_end: 288 }, ShardExtent { axis: 2, start: 0, logical_end: 240, physical_end: 240 }], definition: Value(MidValueId(5)) }
2026-09-22T13:21:29.718178Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}: close time.busy=91.2s time.idle=4.80µs
Error: tile scheduling failed: invalid tensor storage view: view extents are not a valid subset of the shard

Caused by:
    0: invalid tensor storage view: view extents are not a valid subset of the shard
    1: view extents are not a valid subset of the shard