[INFO] cloning repository https://github.com/jacksturt/rust_mini_ai
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacksturt/rust_mini_ai" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacksturt%2Frust_mini_ai", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacksturt%2Frust_mini_ai'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9edf2d07275a08146b0f6c4d35b3db390083b9ca
[INFO] testing jacksturt/rust_mini_ai against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacksturt%2Frust_mini_ai" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jacksturt/rust_mini_ai
[INFO] finished tweaking git repo https://github.com/jacksturt/rust_mini_ai
[INFO] tweaked toml for git repo https://github.com/jacksturt/rust_mini_ai written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jacksturt/rust_mini_ai on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jacksturt/rust_mini_ai 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/huggingface/candle.git`
[INFO] [stderr]     Updating git submodule `https://github.com/NVIDIA/cutlass.git`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling candle-core v0.4.0 (https://github.com/huggingface/candle.git#020a979d)
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[INFO] [stderr]    Compiling hf-hub v0.3.2
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[INFO] [stderr]    Compiling candle-nn v0.4.0 (https://github.com/huggingface/candle.git#020a979d)
[INFO] [stderr]    Compiling candle-datasets v0.4.0 (https://github.com/huggingface/candle.git#020a979d)
[INFO] [stderr]    Compiling miniai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `candle_datasets::vision::mnist`
[INFO] [stdout]  --> src/visualization/black_and_white.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use candle_datasets::vision::mnist;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn main() {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DATA_PATH` is never used
[INFO] [stdout]  --> src/visualization/black_and_white.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const DATA_PATH: &str = "data/mnist/x_train_ten.json";
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "ef03d037d703c7387404c1673c790d433e40cc371fb1b4c2bb60886a1266a053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef03d037d703c7387404c1673c790d433e40cc371fb1b4c2bb60886a1266a053", kill_on_drop: false }`
[INFO] [stdout] ef03d037d703c7387404c1673c790d433e40cc371fb1b4c2bb60886a1266a053
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1665a9f0e8e4c7513d8e18f42eb19230a4abe01dd7b77d4c7ff65fae1e3516c
[INFO] running `Command { std: "docker" "start" "-a" "e1665a9f0e8e4c7513d8e18f42eb19230a4abe01dd7b77d4c7ff65fae1e3516c", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `candle_datasets::vision::mnist`
[INFO] [stdout]  --> src/visualization/black_and_white.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use candle_datasets::vision::mnist;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn main() {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DATA_PATH` is never used
[INFO] [stdout]  --> src/visualization/black_and_white.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const DATA_PATH: &str = "data/mnist/x_train_ten.json";
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling miniai v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ImageBuffer` and `Luma`
[INFO] [stdout]  --> tests/read_json.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use image::{ImageBuffer, Luma};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `candle_datasets::vision::mnist`
[INFO] [stdout]  --> src/visualization/black_and_white.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use candle_datasets::vision::mnist;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> tests/visualize.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let result =
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DType`
[INFO] [stdout]  --> tests/matrix_multiply.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use candle_core::{DType, Device, IndexOp, Tensor};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IMAGE_PATH` is never used
[INFO] [stdout]  --> tests/read_json.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const IMAGE_PATH: &str = "black_and_white_image.png";
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DATA_PATH` is never used
[INFO] [stdout]  --> src/visualization/black_and_white.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const DATA_PATH: &str = "data/mnist/x_train_ten.json";
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> tests/read_json.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     miniai::data_reading::read_json::read_json_to_vec_vec_f64(DATA_PATH);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let _ = miniai::data_reading::read_json::read_json_to_vec_vec_f64(DATA_PATH);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "e1665a9f0e8e4c7513d8e18f42eb19230a4abe01dd7b77d4c7ff65fae1e3516c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1665a9f0e8e4c7513d8e18f42eb19230a4abe01dd7b77d4c7ff65fae1e3516c", kill_on_drop: false }`
[INFO] [stdout] e1665a9f0e8e4c7513d8e18f42eb19230a4abe01dd7b77d4c7ff65fae1e3516c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c570ddc8923ed220791e2319128cd3ab02c8bb91c5fdde666f533b9f429418b
[INFO] running `Command { std: "docker" "start" "-a" "3c570ddc8923ed220791e2319128cd3ab02c8bb91c5fdde666f533b9f429418b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `candle_datasets::vision::mnist`
[INFO] [stderr]  --> src/visualization/black_and_white.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use candle_datasets::vision::mnist;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `main` is never used
[INFO] [stderr]  --> src/lib.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn main() {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `DATA_PATH` is never used
[INFO] [stderr]  --> src/visualization/black_and_white.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const DATA_PATH: &str = "data/mnist/x_train_ten.json";
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `DATA_PATH` is never used
[INFO] [stderr]  --> src/visualization/black_and_white.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const DATA_PATH: &str = "data/mnist/x_train_ten.json";
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `miniai` (lib) generated 3 warnings (run `cargo fix --lib -p miniai` to apply 1 suggestion)
[INFO] [stderr] warning: `miniai` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr] warning: unused imports: `ImageBuffer` and `Luma`
[INFO] [stderr]  --> tests/read_json.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use image::{ImageBuffer, Luma};
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `IMAGE_PATH` is never used
[INFO] [stderr]  --> tests/read_json.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 4 | const IMAGE_PATH: &str = "black_and_white_image.png";
[INFO] [stderr]   |       ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> tests/read_json.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     miniai::data_reading::read_json::read_json_to_vec_vec_f64(DATA_PATH);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let _ = miniai::data_reading::read_json::read_json_to_vec_vec_f64(DATA_PATH);
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DType`
[INFO] [stderr]  --> tests/matrix_multiply.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | use candle_core::{DType, Device, IndexOp, Tensor};
[INFO] [stderr]   |                   ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> tests/visualize.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let result =
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `miniai` (test "read_json") generated 3 warnings (run `cargo fix --test "read_json" -p miniai` to apply 1 suggestion)
[INFO] [stderr] warning: `miniai` (test "matrix_multiply") generated 1 warning (run `cargo fix --test "matrix_multiply" -p miniai` to apply 1 suggestion)
[INFO] [stderr] warning: `miniai` (test "visualize") generated 1 warning (run `cargo fix --test "visualize" -p miniai` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/miniai-1965a1aba6112b9b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/matrix_multiply.rs (/opt/rustwide/target/debug/deps/matrix_multiply-0d6625b9bcde6ba9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test matrix_multiply ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- matrix_multiply stdout ----
[INFO] [stdout] Error: Msg("Api error: request error: https://huggingface.co/datasets/mnist/resolve/refs%2Fconvert%2Fparquet/mnist/test/0000.parquet: Dns Failed: resolve dns name 'huggingface.co:443': failed to lookup address information: Temporary failure in name resolution")
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     matrix_multiply
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test matrix_multiply`
[INFO] running `Command { std: "docker" "inspect" "3c570ddc8923ed220791e2319128cd3ab02c8bb91c5fdde666f533b9f429418b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c570ddc8923ed220791e2319128cd3ab02c8bb91c5fdde666f533b9f429418b", kill_on_drop: false }`
[INFO] [stdout] 3c570ddc8923ed220791e2319128cd3ab02c8bb91c5fdde666f533b9f429418b
