[INFO] cloning repository https://github.com/consell/nanogpt-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/consell/nanogpt-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconsell%2Fnanogpt-rust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d77b17902fde0bebc80ec0c0568f73ff31ec9b6f
[INFO] building consell/nanogpt-rust against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconsell%2Fnanogpt-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/consell/nanogpt-rust
[INFO] finished tweaking git repo https://github.com/consell/nanogpt-rust
[INFO] tweaked toml for git repo https://github.com/consell/nanogpt-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
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[INFO] crate git repo https://github.com/consell/nanogpt-rust 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `crate::tokenizer::Tokenizer`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::tokenizer::Tokenizer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: type alias takes 1 generic argument but 2 generic arguments were supplied
[INFO] [stdout]    --> src/bigram.rs:44:6
[INFO] [stdout]     |
[INFO] [stdout]  44 | ) -> Result<(), std::io::Error> {
[INFO] [stdout]     |      ^^^^^^   ---------------- help: remove the unnecessary generic argument
[INFO] [stdout]     |      |
[INFO] [stdout]     |      expected 1 generic argument
[INFO] [stdout]     |
[INFO] [stdout] note: type alias defined here, with 1 generic parameter: `T`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/candle-core-0.9.1/src/error.rs:239:10
[INFO] [stdout]     |
[INFO] [stdout] 239 | pub type Result<T> = std::result::Result<T, Error>;
[INFO] [stdout]     |          ^^^^^^ -
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn main() -> Result<(), std::io::Error> {
[INFO] [stdout]    |              -------------------------- expected `Result<(), std::io::Error>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 24 |     run(&contents)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ expected `std::io::Error`, found `candle_core::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `candle_core::Error` and `std::io::Error` have similar names, but are actually distinct types
[INFO] [stdout] note: `candle_core::Error` is defined in crate `candle_core`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/candle-core-0.9.1/src/error.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Error {
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout] note: `std::io::Error` is defined in crate `std`
[INFO] [stdout]   --> /rustc/ad85bc524b1ad696e42061ad8338d382dffbdbe5/library/std/src/io/error.rs:65:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time_size`
[INFO] [stdout]   --> src/bigram.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let (_, time_size) = xs.shape().dims2()?;
[INFO] [stdout]    |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_time_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_embedding`
[INFO] [stdout]   --> src/bigram.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let token_embedding = self.token_embedding_table.forward(xs)?; // (B, T, C)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_embedding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `batch_size`
[INFO] [stdout]   --> src/bigram.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let batch_size: usize = 32;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_batch_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_size`
[INFO] [stdout]   --> src/bigram.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let block_size: usize = 8;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_iters`
[INFO] [stdout]   --> src/bigram.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let max_iters: usize = 3000;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_iters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval_interval`
[INFO] [stdout]   --> src/bigram.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let eval_interval: usize = 300;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eval_interval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `learning_rate`
[INFO] [stdout]   --> src/bigram.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let learning_rate = 1e-2;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_learning_rate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval_iters`
[INFO] [stdout]   --> src/bigram.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let eval_iters: usize = 200;
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eval_iters`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_embdeddings`
[INFO] [stdout]   --> src/bigram.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let num_embdeddings: usize = 64;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_embdeddings`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `train_data`
[INFO] [stdout]   --> src/bigram.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let train_data = &data[0..train_size];
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_train_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val_data`
[INFO] [stdout]   --> src/bigram.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let val_data = &data[train_size..];
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nanogpt-rust` (bin "nanogpt-rust") due to 2 previous errors; 12 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f4d605c15528a81c90fbf6cd5249448f7859954fe7f8a155cea3d365ed8545d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d605c15528a81c90fbf6cd5249448f7859954fe7f8a155cea3d365ed8545d8", kill_on_drop: false }`
[INFO] [stdout] f4d605c15528a81c90fbf6cd5249448f7859954fe7f8a155cea3d365ed8545d8