[INFO] cloning repository https://github.com/tuned-org-uk/nanochat-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tuned-org-uk/nanochat-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuned-org-uk%2Fnanochat-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuned-org-uk%2Fnanochat-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69fb28b04caa292f3ce3426a83362f62adbd5cf7
[INFO] checking tuned-org-uk/nanochat-rs against 8006091eb71ae7d9e9bccb66c6122c9d68af4466 for pr-129249-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftuned-org-uk%2Fnanochat-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tuned-org-uk/nanochat-rs
[INFO] finished tweaking git repo https://github.com/tuned-org-uk/nanochat-rs
[INFO] tweaked toml for git repo https://github.com/tuned-org-uk/nanochat-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tuned-org-uk/nanochat-rs on toolchain 8006091eb71ae7d9e9bccb66c6122c9d68af4466
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tuned-org-uk/nanochat-rs 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" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 | homepage = "https://github.com/tuned-org-uk/nanogpt-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 | repository = "https://github.com/tuned-org-uk/nanogpt-rs"
[INFO] [stderr]    |              --------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `nanogpt` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ce7b06148cb18cc3ab91aff87ed245955b130a68a5df7ad51f37aed9402de4b8
[INFO] running `Command { std: "docker" "start" "ce7b06148cb18cc3ab91aff87ed245955b130a68a5df7ad51f37aed9402de4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce7b06148cb18cc3ab91aff87ed245955b130a68a5df7ad51f37aed9402de4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ce7b06148cb18cc3ab91aff87ed245955b130a68a5df7ad51f37aed9402de4b8" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce7b06148cb18cc3ab91aff87ed245955b130a68a5df7ad51f37aed9402de4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ce7b06148cb18cc3ab91aff87ed245955b130a68a5df7ad51f37aed9402de4b8" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 | homepage = "https://github.com/tuned-org-uk/nanogpt-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 | repository = "https://github.com/tuned-org-uk/nanogpt-rs"
[INFO] [stderr]    |              --------------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `nanogpt` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
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[INFO] [stderr]     Checking unicode_categories v0.1.1
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[INFO] [stderr]    Compiling serde_derive v1.0.228
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[INFO] [stderr]    Compiling futures-macro v0.3.31
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[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking equator v0.4.2
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[INFO] [stderr]     Checking ndarray v0.17.2
[INFO] [stderr]     Checking ndarray v0.16.1
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[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling macerator-macros v0.2.0
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.15.0
[INFO] [stderr]     Checking serde v1.0.228
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[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]     Checking smallvec v1.15.1
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[INFO] [stderr]     Checking tokenizers v0.22.1
[INFO] [stderr]     Checking gemm-f16 v0.19.0
[INFO] [stderr]     Checking burn-tensor v0.21.0
[INFO] [stderr]     Checking burn-ir v0.21.0
[INFO] [stderr]     Checking burn-autodiff v0.21.0
[INFO] [stderr]     Checking gemm v0.19.0
[INFO] [stderr]     Checking burn-core v0.21.0
[INFO] [stderr]     Checking burn-optim v0.21.0
[INFO] [stderr]     Checking burn-nn v0.21.0
[INFO] [stderr]     Checking burn-flex v0.21.0
[INFO] [stderr]     Checking burn-train v0.21.0
[INFO] [stderr]     Checking burn v0.21.0
[INFO] [stderr]     Checking nanogpt v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `burn::prelude::*`
[INFO] [stdout]  --> src/tests/test_checkpoint.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use burn::prelude::*;
[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: `burn::prelude::Backend`
[INFO] [stdout]   --> src/tests/test_gpt.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use burn::prelude::Backend;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `ndarray`
[INFO] [stderr]   --> Cargo.toml:30:15
[INFO] [stderr]    |
[INFO] [stderr] 30 | [dependencies.ndarray]
[INFO] [stderr]    |               ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `ndarray`
[INFO] [stderr] warning: `nanogpt` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "ce7b06148cb18cc3ab91aff87ed245955b130a68a5df7ad51f37aed9402de4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce7b06148cb18cc3ab91aff87ed245955b130a68a5df7ad51f37aed9402de4b8", kill_on_drop: false }`
[INFO] [stdout] ce7b06148cb18cc3ab91aff87ed245955b130a68a5df7ad51f37aed9402de4b8
