[INFO] cloning repository https://github.com/enricozanardo/nabla
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enricozanardo/nabla" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozanardo%2Fnabla", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozanardo%2Fnabla'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] affd209bd931ae6197bbf6fcc66d3c4824aaea88
[INFO] testing enricozanardo/nabla against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozanardo%2Fnabla" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/enricozanardo/nabla
[INFO] finished tweaking git repo https://github.com/enricozanardo/nabla
[INFO] tweaked toml for git repo https://github.com/enricozanardo/nabla written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/enricozanardo/nabla on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/enricozanardo/nabla 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85c4a5778202f75af8dd05643161301a3948e58d1e5978561c3872c84888d0ad
[INFO] running `Command { std: "docker" "start" "-a" "85c4a5778202f75af8dd05643161301a3948e58d1e5978561c3872c84888d0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85c4a5778202f75af8dd05643161301a3948e58d1e5978561c3872c84888d0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c4a5778202f75af8dd05643161301a3948e58d1e5978561c3872c84888d0ad", kill_on_drop: false }`
[INFO] [stdout] 85c4a5778202f75af8dd05643161301a3948e58d1e5978561c3872c84888d0ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df34d1bee07d1d96b89ca159bf74eddfbde4d045f6a19c863b976d76609eea5a
[INFO] running `Command { std: "docker" "start" "-a" "df34d1bee07d1d96b89ca159bf74eddfbde4d045f6a19c863b976d76609eea5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling miniz_oxide v0.8.2
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling syn v2.0.94
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[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 bincode v1.3.3
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling nabla-ml v0.4.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `row_count` is never read
[INFO] [stdout]    --> src/nab_utils.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |             row_count += 1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.49s
[INFO] running `Command { std: "docker" "inspect" "df34d1bee07d1d96b89ca159bf74eddfbde4d045f6a19c863b976d76609eea5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df34d1bee07d1d96b89ca159bf74eddfbde4d045f6a19c863b976d76609eea5a", kill_on_drop: false }`
[INFO] [stdout] df34d1bee07d1d96b89ca159bf74eddfbde4d045f6a19c863b976d76609eea5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e12b2e912029056a7aaa904fc8b1fa6f45ff11968295539f895fb70a5f4a1dc
[INFO] running `Command { std: "docker" "start" "-a" "6e12b2e912029056a7aaa904fc8b1fa6f45ff11968295539f895fb70a5f4a1dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling nabla-ml v0.4.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `row_count` is never read
[INFO] [stdout]    --> src/nab_utils.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |             row_count += 1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `row_count` is never read
[INFO] [stdout]    --> src/nab_utils.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |             row_count += 1;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "6e12b2e912029056a7aaa904fc8b1fa6f45ff11968295539f895fb70a5f4a1dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e12b2e912029056a7aaa904fc8b1fa6f45ff11968295539f895fb70a5f4a1dc", kill_on_drop: false }`
[INFO] [stdout] 6e12b2e912029056a7aaa904fc8b1fa6f45ff11968295539f895fb70a5f4a1dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a981703e0c3c092211fdbb5411f422f12de6bd06443d5b828a0e87bc809a400
[INFO] running `Command { std: "docker" "start" "-a" "9a981703e0c3c092211fdbb5411f422f12de6bd06443d5b828a0e87bc809a400", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `row_count` is never read
[INFO] [stderr]    --> src/nab_utils.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |             row_count += 1;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nabla-ml` (lib) generated 1 warning
[INFO] [stderr] warning: `nabla-ml` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nabla_ml-f2a214ac50cc55d4)
[INFO] [stdout] 
[INFO] [stdout] running 103 tests
[INFO] [stdout] test nab_activations::tests::test_tanh_forward_backward ... ok
[INFO] [stdout] test nab_array::tests::test_abs ... ok
[INFO] [stdout] test nab_activations::tests::test_relu_forward_backward ... ok
[INFO] [stdout] test nab_array::tests::test_arange ... ok
[INFO] [stdout] test nab_activations::tests::test_softmax_forward_backward ... ok
[INFO] [stdout] test nab_activations::tests::test_leaky_relu_forward_backward ... ok
[INFO] [stdout] test nab_array::tests::test_argmax ... ok
[INFO] [stdout] test nab_activations::tests::test_sigmoid_forward_backward ... ok
[INFO] [stdout] test nab_array::tests::test_argsort ... ok
[INFO] [stdout] test nab_array::tests::test_broadcast_addition ... ok
[INFO] [stdout] test nab_array::tests::test_add_scalar ... ok
[INFO] [stdout] test nab_array::tests::test_clip ... ok
[INFO] [stdout] test nab_array::tests::test_cumsum ... ok
[INFO] [stdout] test nab_array::tests::test_combined_operations ... ok
[INFO] [stdout] test nab_array::tests::test_divide_scalar ... ok
[INFO] [stdout] test nab_array::tests::test_chained_operations ... ok
[INFO] [stdout] test nab_array::tests::test_concatenate ... ok
[INFO] [stdout] test nab_array::tests::test_element_wise_addition_ref ... ok
[INFO] [stdout] test nab_array::tests::test_element_wise_addition ... ok
[INFO] [stdout] test nab_array::tests::test_element_wise_multiplication_ref ... ok
[INFO] [stdout] test nab_array::tests::test_element_wise_subtraction ... ok
[INFO] [stdout] test nab_array::tests::test_log ... ok
[INFO] [stdout] test nab_array::tests::test_map ... ok
[INFO] [stdout] test nab_array::tests::test_max ... ok
[INFO] [stdout] test nab_array::tests::test_max_axis ... ok
[INFO] [stdout] test nab_array::tests::test_from_vec ... ok
[INFO] [stdout] test nab_array::tests::test_element_wise_subtraction_ref ... ok
[INFO] [stdout] test nab_array::tests::test_divide ... ok
[INFO] [stdout] test nab_array::tests::test_element_wise_division_ref ... ok
[INFO] [stdout] test nab_array::tests::test_dot ... ok
[INFO] [stdout] test nab_array::tests::test_min_axis ... ok
[INFO] [stdout] test nab_array::tests::test_multiply ... ok
[INFO] [stdout] test nab_array::tests::test_multiply_scalar ... ok
[INFO] [stdout] test nab_array::tests::test_one_hot_encode_negative ... ok
[INFO] [stdout] test nab_array::tests::test_mean ... ok
[INFO] [stdout] test nab_array::tests::test_median ... ok
[INFO] [stdout] test nab_array::tests::test_new_ndarray ... ok
[INFO] [stdout] test nab_array::tests::test_reshape ... ok
[INFO] [stdout] test nab_array::tests::test_one_hot_encode ... ok
[INFO] [stdout] test nab_array::tests::test_rand_uniform ... ok
[INFO] [stdout] test nab_array::tests::test_power ... ok
[INFO] [stdout] test nab_array::tests::test_invalid_addition - should panic ... ok
[INFO] [stdout] test nab_array::tests::test_one_hot_encode_non_integer - should panic ... ok
[INFO] [stdout] test nab_array::tests::test_scalar_operations ... ok
[INFO] [stdout] test nab_array::tests::test_statistical_functions ... ok
[INFO] [stdout] test nab_array::tests::test_round ... ok
[INFO] [stdout] test nab_array::tests::test_scalar_addition ... ok
[INFO] [stdout] test nab_array::tests::test_scalar_multiplication ... ok
[INFO] [stdout] test nab_array::tests::test_subtract ... ok
[INFO] [stdout] test nab_array::tests::test_std ... ok
[INFO] [stdout] test nab_array::tests::test_sum_with_broadcasting ... ok
[INFO] [stdout] test nab_array::tests::test_to_categorical ... ok
[INFO] [stdout] test nab_array::tests::test_transpose ... ok
[INFO] [stdout] test nab_array::tests::test_unique ... ok
[INFO] [stdout] test nab_array::tests::test_sum_axis ... ok
[INFO] [stdout] test nab_array::tests::test_sum ... ok
[INFO] [stdout] test nab_array::tests::test_scalar_sub ... ok
[INFO] [stdout] test nab_array::tests::test_multiply_large ... ok
[INFO] [stdout] test nab_array::tests::test_where_cond ... ok
[INFO] [stdout] test nab_array::tests::test_zeros ... ok
[INFO] [stdout] test nab_layers::tests::test_activation_layer ... ok
[INFO] [stdout] test nab_layers::tests::test_batch_norm_layer ... ok
[INFO] [stdout] test nab_loss::tests::test_cross_entropy_loss ... ok
[INFO] [stdout] test nab_loss::tests::test_mean_squared_error ... ok
[INFO] [stdout] test nab_layers::tests::test_dense_layer_with_activation ... ok
[INFO] [stdout] test nab_layers::tests::test_flatten_layer ... ok
[INFO] [stdout] test nab_math::tests::test_elu ... ok
[INFO] [stdout] test nab_math::tests::test_elu_derivative ... ok
[INFO] [stdout] test nab_math::tests::test_exp ... ok
[INFO] [stdout] test nab_math::tests::test_leaky_relu ... ok
[INFO] [stdout] test nab_math::tests::test_relu ... ok
[INFO] [stdout] test nab_layers::tests::test_dropout_layer ... ok
[INFO] [stdout] test nab_math::tests::test_relu_derivative ... ok
[INFO] [stdout] test nab_math::tests::test_sigmoid_derivative ... ok
[INFO] [stdout] test nab_math::tests::test_softmax ... ok
[INFO] [stdout] test nab_layers::tests::test_input_layer ... ok
[INFO] [stdout] test nab_math::tests::test_sigmoid ... ok
[INFO] [stdout] test nab_math::tests::test_sqrt ... ok
[INFO] [stdout] test nab_math::tests::test_softmax_derivative ... ok
[INFO] [stdout] test nab_math::tests::test_tanh ... ok
[INFO] [stdout] test nab_math::tests::test_tanh_derivative ... ok
[INFO] [stdout] test nab_model::tests::test_linear_regression ... ok
[INFO] [stdout] test nab_model::tests::test_mnist_full_pipeline ... ok
[INFO] [stdout] test nab_model::tests::test_model_save_load ... FAILED
[INFO] [stdout] test nab_model::tests::test_model_summary ... ok
[INFO] [stdout] test nab_optimizers::tests::test_adam_update ... ok
[INFO] [stdout] test nab_optimizers::tests::test_rmsprop_update ... ok
[INFO] [stdout] test nab_optimizers::tests::test_sgd_momentum ... ok
[INFO] [stdout] test nab_optimizers::tests::test_sgd_update ... ok
[INFO] [stdout] test nab_model::tests::test_input_shape ... ok
[INFO] [stdout] test nab_regression::tests::test_linear_regression_multiple_features ... ok
[INFO] [stdout] test nab_utils::tests::test_normalize ... ok
[INFO] [stdout] test nab_utils::tests::test_normalize_with_range ... ok
[INFO] [stdout] test nab_utils::tests::test_save_and_load_nab ... FAILED
[INFO] [stdout] test nab_utils::tests::test_savez_and_loadz_nab ... FAILED
[INFO] [stdout] test nabla::tests::test_linear_regression_nabla ... ok
[INFO] [stdout] test nab_layers::tests::test_compute_output_shape ... ok
[INFO] [stdout] test nab_regression::tests::test_linear_regression ... ok
[INFO] [stdout] test nab_mnist::tests::test_extract_and_print_sample ... FAILED
[INFO] [stdout] test nab_mnist::tests::test_mnist_csv_to_nab_conversion ... FAILED
[INFO] [stdout] test nab_mnist::tests::test_mnist_load_and_split_dataset ... FAILED
[INFO] [stdout] test nab_mnist::tests::test_mnist_normalize ... ok
[INFO] [stdout] test nab_layers::tests::test_dense_layer ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- nab_model::tests::test_model_save_load stdout ----
[INFO] [stdout] Connecting layer dense1 (id: 2) to input (id: 1)
[INFO] [stdout] Connecting layer dense2 (id: 3) to dense1 (id: 2)
[INFO] [stdout] Connecting layer output (id: 4) to dense2 (id: 3)
[INFO] [stdout] 
[INFO] [stdout] thread 'nab_model::tests::test_model_save_load' (114) panicked at src/nab_model.rs:932:48:
[INFO] [stdout] Failed to save model: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6076248ded5a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6076248ded5a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6076248ded5a - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6076248ded5a - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6076248f3eca - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6076248f3eca - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x6076248e3662 - std[b80a194dd3c418bb]::io::default_write_fmt::<alloc[dd269455e567d8e9]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6076248e3662 - <alloc[dd269455e567d8e9]::vec::Vec<u8> as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6076248bd17f - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6076248bd17f - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6076248d70e9 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6076247c209c - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x6076247c209c - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6076248d7362 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x6076248d7362 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6076248bd238 - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6076248b4af9 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6076248bdf4d - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6076248f477c - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6076248f44f2 - core[10b6fa85044e1869]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x60762475ab0c - core::result::Result<T,E>::expect::hefdfd31a7fa7562e
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x60762478ba70 - nabla_ml::nab_model::tests::test_model_save_load::h64b99e9668a2c016
[INFO] [stdout]                                at /opt/rustwide/workdir/src/nab_model.rs:932:48
[INFO] [stdout]   22:     0x60762478c7d7 - nabla_ml::nab_model::tests::test_model_save_load::{{closure}}::h970a54ce8c4b529d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/nab_model.rs:912:30
[INFO] [stdout]   23:     0x60762471aa76 - core::ops::function::FnOnce::call_once::h14bb9d592472c241
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6076247b617b - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6076247b617b - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x6076247c2b6b - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x6076247c2b6b - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x6076247c2b6b - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x6076247c2b6b - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x6076247c2b6b - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6076247c2b6b - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x6076247c2b6b - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x6076247be284 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x6076247be284 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x6076247c5772 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x6076247c5772 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x6076247c5772 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x6076247c5772 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x6076247c5772 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x6076247c5772 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x6076247c5772 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x6076248de65f - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   43:     0x6076248de65f - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7a64bc6e3aa4 - <unknown>
[INFO] [stdout]   45:     0x7a64bc770a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- nab_utils::tests::test_save_and_load_nab stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- nab_utils::tests::test_savez_and_loadz_nab stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- nab_mnist::tests::test_extract_and_print_sample stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- nab_mnist::tests::test_mnist_csv_to_nab_conversion stdout ----
[INFO] [stdout] Starting test with CSV: csv/mnist_test.csv
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- nab_mnist::tests::test_mnist_load_and_split_dataset stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     nab_mnist::tests::test_extract_and_print_sample
[INFO] [stdout]     nab_mnist::tests::test_mnist_csv_to_nab_conversion
[INFO] [stdout]     nab_mnist::tests::test_mnist_load_and_split_dataset
[INFO] [stdout]     nab_model::tests::test_model_save_load
[INFO] [stdout]     nab_utils::tests::test_save_and_load_nab
[INFO] [stdout]     nab_utils::tests::test_savez_and_loadz_nab
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 97 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.58s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "9a981703e0c3c092211fdbb5411f422f12de6bd06443d5b828a0e87bc809a400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a981703e0c3c092211fdbb5411f422f12de6bd06443d5b828a0e87bc809a400", kill_on_drop: false }`
[INFO] [stdout] 9a981703e0c3c092211fdbb5411f422f12de6bd06443d5b828a0e87bc809a400
