[INFO] cloning repository https://github.com/AntonEriksson978/rust_makemore
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AntonEriksson978/rust_makemore" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonEriksson978%2Frust_makemore", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonEriksson978%2Frust_makemore'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b55af04a541d05f4b1d306891d93500776c7a588
[INFO] building AntonEriksson978/rust_makemore against master#eb171a227f9e5de5d376b6edb56b174bc8235fb3 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonEriksson978%2Frust_makemore" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AntonEriksson978/rust_makemore
[INFO] finished tweaking git repo https://github.com/AntonEriksson978/rust_makemore
[INFO] tweaked toml for git repo https://github.com/AntonEriksson978/rust_makemore written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AntonEriksson978/rust_makemore on toolchain eb171a227f9e5de5d376b6edb56b174bc8235fb3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AntonEriksson978/rust_makemore 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" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/huggingface/candle.git`
[INFO] [stderr]     Updating git submodule `https://github.com/NVIDIA/cutlass.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gemm v0.17.1
[INFO] [stderr]   Downloaded gemm-f64 v0.17.1
[INFO] [stderr]   Downloaded enum-as-inner v0.6.0
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[INFO] [stderr]   Downloaded ureq v2.9.7
[INFO] [stderr]   Downloaded burn-autodiff v0.13.2
[INFO] [stderr]   Downloaded torch-sys v0.15.0
[INFO] [stderr]   Downloaded wgpu-core v0.19.4
[INFO] [stderr]   Downloaded wgpu v0.19.4
[INFO] [stderr]   Downloaded burn-wgpu v0.13.2
[INFO] [stderr]   Downloaded com v0.6.0
[INFO] [stderr]   Downloaded hassle-rs v0.11.0
[INFO] [stderr]   Downloaded darling_core v0.20.9
[INFO] [stderr]   Downloaded systemstat v0.2.3
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[INFO] [stderr]   Downloaded burn-compute v0.13.2
[INFO] [stderr]   Downloaded burn-fusion v0.13.2
[INFO] [stderr]   Downloaded d3d12 v0.19.0
[INFO] [stderr]   Downloaded com_macros_support v0.6.0
[INFO] [stderr]   Downloaded naga v0.19.2
[INFO] [stderr]   Downloaded com_macros v0.6.0
[INFO] [stderr]   Downloaded darling v0.20.9
[INFO] [stderr]   Downloaded burn v0.13.2
[INFO] [stderr]   Downloaded r2d2_sqlite v0.23.0
[INFO] [stderr]   Downloaded burn-dataset v0.13.2
[INFO] [stderr]   Downloaded burn-derive v0.13.2
[INFO] [stderr]   Downloaded thread-tree v0.3.3
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[INFO] [stderr]   Downloaded gix-trace v0.1.9
[INFO] [stderr]   Downloaded gix-tempfile v11.0.1
[INFO] [stderr]   Downloaded sanitize-filename v0.5.0
[INFO] [stderr]   Downloaded gemm-c64 v0.17.1
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[INFO] [stderr]   Downloaded pulp v0.18.21
[INFO] [stderr]   Downloaded wgpu-types v0.19.2
[INFO] [stderr]   Downloaded darling_macro v0.20.9
[INFO] [stderr]   Downloaded zip v1.1.4
[INFO] [stderr]   Downloaded text_placeholder v0.5.0
[INFO] [stderr]   Downloaded nvml-wrapper-sys v0.7.0
[INFO] [stderr]   Downloaded wrapcenum-derive v0.4.1
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[INFO] [stderr]   Downloaded safetensors v0.4.3
[INFO] [stderr]   Downloaded tch v0.15.0
[INFO] [stderr]   Downloaded metal v0.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 289f1490aeb317ad19d6a3086572485a5343d3d622d9ea359be5bfa02b6adaf0
[INFO] running `Command { std: "docker" "start" "-a" "289f1490aeb317ad19d6a3086572485a5343d3d622d9ea359be5bfa02b6adaf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "289f1490aeb317ad19d6a3086572485a5343d3d622d9ea359be5bfa02b6adaf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "289f1490aeb317ad19d6a3086572485a5343d3d622d9ea359be5bfa02b6adaf0", kill_on_drop: false }`
[INFO] [stdout] 289f1490aeb317ad19d6a3086572485a5343d3d622d9ea359be5bfa02b6adaf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 397503139c1917b83473fd2804da16dbf57d0fd6227178af690681bd3da9ef56
[INFO] running `Command { std: "docker" "start" "-a" "397503139c1917b83473fd2804da16dbf57d0fd6227178af690681bd3da9ef56", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling reborrow v0.5.5
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling zerocopy v0.7.34
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling serde_json v1.0.118
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling allocator-api2 v0.2.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling toml_datetime v0.6.6
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling uuid v1.9.1
[INFO] [stderr]    Compiling zip v0.6.6
[INFO] [stderr]    Compiling zip v1.1.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling flate2 v1.0.30
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling memmap2 v0.9.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling bytemuck_derive v1.7.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling yoke-derive v0.7.4
[INFO] [stderr]    Compiling derive-new v0.6.0
[INFO] [stderr]    Compiling num_enum_derive v0.7.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling burn-derive v0.13.2
[INFO] [stderr]    Compiling num_enum v0.7.2
[INFO] [stderr]    Compiling bytemuck v1.16.1
[INFO] [stderr]    Compiling zerofrom v0.1.4
[INFO] [stderr]    Compiling yoke v0.7.4
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling dyn-stack v0.10.0
[INFO] [stderr]    Compiling pulp v0.18.21
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling burn-common v0.13.2
[INFO] [stderr]    Compiling bincode v2.0.0-rc.3
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling gemm-common v0.17.1
[INFO] [stderr]    Compiling burn-tensor v0.13.2
[INFO] [stderr]    Compiling safetensors v0.4.3
[INFO] [stderr]    Compiling gemm-f32 v0.17.1
[INFO] [stderr]    Compiling gemm-c32 v0.17.1
[INFO] [stderr]    Compiling gemm-f64 v0.17.1
[INFO] [stderr]    Compiling gemm-c64 v0.17.1
[INFO] [stderr]    Compiling gemm-f16 v0.17.1
[INFO] [stderr]    Compiling gemm v0.17.1
[INFO] [stderr]    Compiling candle-core v0.4.1
[INFO] [stderr]    Compiling candle-core v0.6.0 (https://github.com/huggingface/candle.git#9cd54aa5)
[INFO] [stderr]    Compiling burn-candle v0.13.2
[INFO] [stderr]    Compiling burn-core v0.13.2
[INFO] [stderr]    Compiling candle-nn v0.6.0 (https://github.com/huggingface/candle.git#9cd54aa5)
[INFO] [stderr]    Compiling burn v0.13.2
[INFO] [stderr]    Compiling rust_makemore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `burn::nn`
[INFO] [stdout]  --> src/candle.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use burn::nn;
[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: `len`
[INFO] [stdout]   --> src/candle.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let len = xs.len();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.45s
[INFO] running `Command { std: "docker" "inspect" "397503139c1917b83473fd2804da16dbf57d0fd6227178af690681bd3da9ef56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397503139c1917b83473fd2804da16dbf57d0fd6227178af690681bd3da9ef56", kill_on_drop: false }`
[INFO] [stdout] 397503139c1917b83473fd2804da16dbf57d0fd6227178af690681bd3da9ef56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+eb171a227f9e5de5d376b6edb56b174bc8235fb3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 969acabe605d4f00dad430ae19c94b0881bf093183aa24f99cc07d11cd41ce9c
[INFO] running `Command { std: "docker" "start" "-a" "969acabe605d4f00dad430ae19c94b0881bf093183aa24f99cc07d11cd41ce9c", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `burn::nn`
[INFO] [stdout]  --> src/candle.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use burn::nn;
[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: `len`
[INFO] [stdout]   --> src/candle.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let len = xs.len();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_makemore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `burn::nn`
[INFO] [stdout]  --> src/candle.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use burn::nn;
[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: `len`
[INFO] [stdout]   --> src/candle.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let len = xs.len();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "969acabe605d4f00dad430ae19c94b0881bf093183aa24f99cc07d11cd41ce9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "969acabe605d4f00dad430ae19c94b0881bf093183aa24f99cc07d11cd41ce9c", kill_on_drop: false }`
[INFO] [stdout] 969acabe605d4f00dad430ae19c94b0881bf093183aa24f99cc07d11cd41ce9c