[INFO] cloning repository https://github.com/ethqnol/mnist-cnn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethqnol/mnist-cnn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethqnol%2Fmnist-cnn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethqnol%2Fmnist-cnn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34d731be67563e96f3134766e007c9b3997216fe
[INFO] checking ethqnol/mnist-cnn against master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethqnol%2Fmnist-cnn" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ethqnol/mnist-cnn
[INFO] finished tweaking git repo https://github.com/ethqnol/mnist-cnn
[INFO] tweaked toml for git repo https://github.com/ethqnol/mnist-cnn written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ethqnol/mnist-cnn on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ethqnol/mnist-cnn 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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded burn-wgpu v0.16.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fca167b684f8a7e81916334783e91556843b0b81fbe9e243cc71107ba0e5006
[INFO] running `Command { std: "docker" "start" "-a" "0fca167b684f8a7e81916334783e91556843b0b81fbe9e243cc71107ba0e5006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fca167b684f8a7e81916334783e91556843b0b81fbe9e243cc71107ba0e5006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fca167b684f8a7e81916334783e91556843b0b81fbe9e243cc71107ba0e5006", kill_on_drop: false }`
[INFO] [stdout] 0fca167b684f8a7e81916334783e91556843b0b81fbe9e243cc71107ba0e5006
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 795f17189ad00499d64ca0a840d19d78046043bc126e989e635f25fa8c1d5e37
[INFO] running `Command { std: "docker" "start" "-a" "795f17189ad00499d64ca0a840d19d78046043bc126e989e635f25fa8c1d5e37", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling portable-atomic v1.10.0
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling bumpalo v3.16.0
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling cubecl-common v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
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[INFO] [stderr]     Checking allocator-api2 v0.2.21
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[INFO] [stderr]    Compiling serde_json v1.0.137
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[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
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[INFO] [stderr]     Checking mnist-cnn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `loss::CrossEntropyLossConfig` and `tensor::backend::AutodiffBackend`
[INFO] [stdout]  --> src/model.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         loss::CrossEntropyLossConfig,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 8 |     tensor::backend::AutodiffBackend,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `loss::CrossEntropyLossConfig` and `tensor::backend::AutodiffBackend`
[INFO] [stdout]  --> src/model.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         loss::CrossEntropyLossConfig,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 8 |     tensor::backend::AutodiffBackend,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.16s
[INFO] running `Command { std: "docker" "inspect" "795f17189ad00499d64ca0a840d19d78046043bc126e989e635f25fa8c1d5e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "795f17189ad00499d64ca0a840d19d78046043bc126e989e635f25fa8c1d5e37", kill_on_drop: false }`
[INFO] [stdout] 795f17189ad00499d64ca0a840d19d78046043bc126e989e635f25fa8c1d5e37