[INFO] fetching crate shrew-data 0.1.0...
[INFO] testing shrew-data-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate shrew-data 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate shrew-data 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate shrew-data 0.1.0
[INFO] tweaked toml for crates.io crate shrew-data 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shrew-data 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shrew-data 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b29a8612e4d890f6a1cc82ae94e372d32ff5df6528b066881d2fdb759be5267
[INFO] running `Command { std: "docker" "start" "-a" "0b29a8612e4d890f6a1cc82ae94e372d32ff5df6528b066881d2fdb759be5267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b29a8612e4d890f6a1cc82ae94e372d32ff5df6528b066881d2fdb759be5267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b29a8612e4d890f6a1cc82ae94e372d32ff5df6528b066881d2fdb759be5267", kill_on_drop: false }`
[INFO] [stdout] 0b29a8612e4d890f6a1cc82ae94e372d32ff5df6528b066881d2fdb759be5267
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9bcb148a81e1b2c31015b2623e554c8d786b29d4d83930a2b9ca498451ff7c3
[INFO] running `Command { std: "docker" "start" "-a" "b9bcb148a81e1b2c31015b2623e554c8d786b29d4d83930a2b9ca498451ff7c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.8.39
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling shrew-core v0.1.0
[INFO] [stderr]    Compiling shrew-data v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.83s
[INFO] running `Command { std: "docker" "inspect" "b9bcb148a81e1b2c31015b2623e554c8d786b29d4d83930a2b9ca498451ff7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9bcb148a81e1b2c31015b2623e554c8d786b29d4d83930a2b9ca498451ff7c3", kill_on_drop: false }`
[INFO] [stdout] b9bcb148a81e1b2c31015b2623e554c8d786b29d4d83930a2b9ca498451ff7c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e89627512e630aa5937209253236244b654d94474df56610e39ff4145db95005
[INFO] running `Command { std: "docker" "start" "-a" "e89627512e630aa5937209253236244b654d94474df56610e39ff4145db95005", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyn-stack-macros v0.1.3
[INFO] [stderr]    Compiling reborrow v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling pulp v0.21.5
[INFO] [stderr]    Compiling raw-cpuid v11.6.0
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling dyn-stack v0.13.2
[INFO] [stderr]    Compiling shrew-core v0.1.0
[INFO] [stderr]    Compiling shrew-data v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling gemm-common v0.18.2
[INFO] [stderr]    Compiling gemm-f32 v0.18.2
[INFO] [stderr]    Compiling gemm-c32 v0.18.2
[INFO] [stderr]    Compiling gemm-c64 v0.18.2
[INFO] [stderr]    Compiling gemm-f64 v0.18.2
[INFO] [stderr]    Compiling gemm-f16 v0.18.2
[INFO] [stderr]    Compiling gemm v0.18.2
[INFO] [stderr]    Compiling shrew-cpu v0.1.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 22.70s
[INFO] running `Command { std: "docker" "inspect" "e89627512e630aa5937209253236244b654d94474df56610e39ff4145db95005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e89627512e630aa5937209253236244b654d94474df56610e39ff4145db95005", kill_on_drop: false }`
[INFO] [stdout] e89627512e630aa5937209253236244b654d94474df56610e39ff4145db95005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2bb0223ece5f101c77684179b594a528c080920c50b935bcfc206b77ddd0a47c
[INFO] running `Command { std: "docker" "start" "-a" "2bb0223ece5f101c77684179b594a528c080920c50b935bcfc206b77ddd0a47c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shrew_data-49bb537be466ad86)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test augment::tests::random_erasing_p1 ... ok
[INFO] [stdout] test augment::tests::horizontal_flip_deterministic ... ok
[INFO] [stdout] test augment::tests::random_crop_no_padding_same_size ... ok
[INFO] [stdout] test augment::tests::random_noise_changes_values ... ok
[INFO] [stdout] test augment::tests::vertical_flip_deterministic ... ok
[INFO] [stdout] test augment::tests::color_jitter ... ok
[INFO] [stdout] test combinators::tests::concat_dataset ... ok
[INFO] [stdout] test augment::tests::random_crop_with_padding ... ok
[INFO] [stdout] test combinators::tests::train_test_split_two_way ... ok
[INFO] [stdout] test csv_dataset::tests::csv_custom_columns ... ok
[INFO] [stdout] test mnist::tests::test_count_mismatch ... ok
[INFO] [stdout] test mnist::tests::test_dataset_trait ... ok
[INFO] [stdout] test mnist::tests::test_parse_idx1_roundtrip ... ok
[INFO] [stdout] test combinators::tests::map_dataset ... ok
[INFO] [stdout] test mnist::tests::test_from_raw ... ok
[INFO] [stdout] test combinators::tests::subset_dataset ... ok
[INFO] [stdout] test combinators::tests::train_test_split_reproducible ... ok
[INFO] [stdout] test csv_dataset::tests::csv_no_header ... ok
[INFO] [stdout] test mnist::tests::test_invalid_magic_idx1 ... ok
[INFO] [stdout] test mnist::tests::test_invalid_magic_idx3 ... ok
[INFO] [stdout] test combinators::tests::vec_dataset ... ok
[INFO] [stdout] test csv_dataset::tests::csv_tab_delimiter ... ok
[INFO] [stdout] test csv_dataset::tests::csv_empty ... ok
[INFO] [stdout] test mnist::tests::test_parse_idx3_roundtrip ... ok
[INFO] [stderr]      Running tests/data_tests.rs (/opt/rustwide/target/debug/deps/data_tests-590a0450d38603f4)
[INFO] [stdout] test csv_dataset::tests::csv_parse_error ... ok
[INFO] [stdout] test combinators::tests::train_test_split_three_way ... ok
[INFO] [stdout] test csv_dataset::tests::csv_with_header ... ok
[INFO] [stdout] test mnist::tests::test_take ... ok
[INFO] [stdout] test mnist::tests::test_synthetic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test test_compose_transforms ... ok
[INFO] [stdout] test test_dataloader_epoch_batches_no_shuffle ... ok
[INFO] [stdout] test test_dataloader_num_batches_drop_last ... ok
[INFO] [stdout] test test_dataloader_with_transform ... ok
[INFO] [stdout] test test_mnist_idx_parsing_full_roundtrip ... ok
[INFO] [stdout] test test_dataloader_shuffle_changes_order ... ok
[INFO] [stdout] test test_toy_dataset_basics ... ok
[INFO] [stdout] test test_dataloader_num_batches ... ok
[INFO] [stdout] test test_standardize_transform ... ok
[INFO] [stdout] test test_dataloader_epoch_batches_partial ... ok
[INFO] [stdout] test test_dataloader_iter_batches ... ok
[INFO] [stdout] test test_toy_dataset_get ... ok
[INFO] [stdout] test test_normalize_transform ... ok
[INFO] [stdout] test test_onehot_encode ... ok
[INFO] [stdout] test test_mnist_with_onehot ... ok
[INFO] [stdout] test test_mnist_synthetic_as_dataset ... ok
[INFO] [stdout] test test_mnist_with_dataloader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shrew_data
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/csv_dataset.rs - csv_dataset::CsvDataset (line 17) ... ignored
[INFO] [stdout] test src/transform.rs - transform::ReshapeFeatures (line 109) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2bb0223ece5f101c77684179b594a528c080920c50b935bcfc206b77ddd0a47c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb0223ece5f101c77684179b594a528c080920c50b935bcfc206b77ddd0a47c", kill_on_drop: false }`
[INFO] [stdout] 2bb0223ece5f101c77684179b594a528c080920c50b935bcfc206b77ddd0a47c
