[INFO] cloning repository https://github.com/tag1consulting/feste
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tag1consulting/feste" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftag1consulting%2Ffeste", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftag1consulting%2Ffeste'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45f6949e82e99944ce35c543640ae8481b2eb2a9
[INFO] testing tag1consulting/feste against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftag1consulting%2Ffeste" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tag1consulting/feste
[INFO] finished tweaking git repo https://github.com/tag1consulting/feste
[INFO] tweaked toml for git repo https://github.com/tag1consulting/feste written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tag1consulting/feste on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tag1consulting/feste 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 968b3181b584473ee8d9f0f7d7793b172d72c5142fe87fd844376491c7d90c21
[INFO] running `Command { std: "docker" "start" "-a" "968b3181b584473ee8d9f0f7d7793b172d72c5142fe87fd844376491c7d90c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "968b3181b584473ee8d9f0f7d7793b172d72c5142fe87fd844376491c7d90c21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "968b3181b584473ee8d9f0f7d7793b172d72c5142fe87fd844376491c7d90c21", kill_on_drop: false }`
[INFO] [stdout] 968b3181b584473ee8d9f0f7d7793b172d72c5142fe87fd844376491c7d90c21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e9f20e5031c83637bd013592ffa9443ea1ee6b801ef6f14c243e41ec069cf48
[INFO] running `Command { std: "docker" "start" "-a" "3e9f20e5031c83637bd013592ffa9443ea1ee6b801ef6f14c243e41ec069cf48", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling feste v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.52s
[INFO] running `Command { std: "docker" "inspect" "3e9f20e5031c83637bd013592ffa9443ea1ee6b801ef6f14c243e41ec069cf48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e9f20e5031c83637bd013592ffa9443ea1ee6b801ef6f14c243e41ec069cf48", kill_on_drop: false }`
[INFO] [stdout] 3e9f20e5031c83637bd013592ffa9443ea1ee6b801ef6f14c243e41ec069cf48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30768413d8a7b20c5d6c57d171cf1c88a427b9b43aa6e26fa3501ec8f613bff9
[INFO] running `Command { std: "docker" "start" "-a" "30768413d8a7b20c5d6c57d171cf1c88a427b9b43aa6e26fa3501ec8f613bff9", kill_on_drop: false }`
[INFO] [stderr]    Compiling feste v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "30768413d8a7b20c5d6c57d171cf1c88a427b9b43aa6e26fa3501ec8f613bff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30768413d8a7b20c5d6c57d171cf1c88a427b9b43aa6e26fa3501ec8f613bff9", kill_on_drop: false }`
[INFO] [stdout] 30768413d8a7b20c5d6c57d171cf1c88a427b9b43aa6e26fa3501ec8f613bff9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] abd0fae7e6f9ce88c1ed5b940f221b31bcf25c6013ab18d48aee3d9e9c6ad9a3
[INFO] running `Command { std: "docker" "start" "-a" "abd0fae7e6f9ce88c1ed5b940f221b31bcf25c6013ab18d48aee3d9e9c6ad9a3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/feste-63da9a4c872ef9d3)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tokenizer::tests::test_decode_token_concatenated ... ok
[INFO] [stdout] test tokenizer::tests::test_decode_token_empty ... ok
[INFO] [stdout] test tokenizer::tests::test_decode_token_consistency_with_decode ... ok
[INFO] [stdout] test tokenizer::tests::test_decode_token_single_byte ... ok
[INFO] [stdout] test tokenizer::tests::test_decode_token_utf8_multibyte ... ok
[INFO] [stdout] test tokenizer::tests::test_decode_token_multiple_bytes ... ok
[INFO] [stdout] test tokenizer::tests::test_decode_basic ... ok
[INFO] [stdout] test tokenizer::tests::test_decode_token_with_space ... ok
[INFO] [stdout] test tokenizer::tests::test_encode_decode_with_merges ... ok
[INFO] [stdout] test tokenizer::tests::test_vocab_size ... ok
[INFO] [stdout] test tokenizer::tests::test_base_vocab_coverage ... ok
[INFO] [stdout] test tokenizer::tests::test_encode_decode_roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests feste
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test src/layers/mod.rs - layers (line 20) ... ignored
[INFO] [stdout] test src/gradients.rs - gradients::clip_gradients (line 166) - compile ... ok
[INFO] [stdout] test src/optimizer.rs - optimizer::adamw_update (line 422) - compile ... ok
[INFO] [stdout] test src/gradients.rs - gradients (line 44) - compile ... ok
[INFO] [stdout] test src/gradients.rs - gradients::compute_grad_norm (line 82) - compile ... ok
[INFO] [stdout] test src/model.rs - model (line 39) - compile ... ok
[INFO] [stdout] test src/optimizer.rs - optimizer (line 74) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - (line 18) - compile ... ok
[INFO] [stdout] test src/model.rs - model::GPT2::forward (line 933) - compile ... ok
[INFO] [stdout] test src/optimizer.rs - optimizer::AdamWOptimizer::new (line 205) - compile ... ok
[INFO] [stdout] test src/tokenizer.rs - tokenizer::BPETokenizer::load (line 500) - compile ... ok
[INFO] [stdout] test src/tokenizer.rs - tokenizer::BPETokenizer::save (line 475) - compile ... ok
[INFO] [stdout] test src/train.rs - train (line 29) - compile ... ok
[INFO] [stdout] test src/tensor.rs - tensor::Tensor::matmul_inner_simd (line 180) ... ok
[INFO] [stdout] test src/train.rs - train::TextDataLoader::new (line 88) - compile ... ok
[INFO] [stdout] test src/tensor.rs - tensor::Tensor::softmax (line 384) ... ok
[INFO] [stdout] test src/tensor.rs - tensor::Tensor::add (line 450) ... ok
[INFO] [stdout] test src/train.rs - train::TextDataLoader::from_file (line 123) - compile ... ok
[INFO] [stdout] test src/training_logger.rs - training_logger (line 15) - compile ... ok
[INFO] [stdout] test src/training_logger.rs - training_logger::TrainingLogger::log (line 126) - compile ... ok
[INFO] [stdout] test src/training_logger.rs - training_logger::compute_dataset_loss (line 230) - compile ... ok
[INFO] [stdout] test src/training_logger.rs - training_logger::TrainingLogger::new (line 86) - compile ... ok
[INFO] [stdout] test src/train.rs - train::TextDataLoader::next_batch (line 163) - compile ... ok
[INFO] [stdout] test src/tensor.rs - tensor::Tensor::reshape (line 656) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/tensor.rs - tensor::Tensor::transpose (line 681) ... ok
[INFO] [stdout] test src/tensor.rs - tensor::Tensor::arange (line 942) ... ok
[INFO] [stdout] test src/tensor.rs - tensor::Tensor::new (line 85) ... ok
[INFO] [stdout] test src/tensor.rs - tensor (line 15) ... ok
[INFO] [stdout] test src/training_logger.rs - training_logger::train_val_split (line 200) ... ok
[INFO] [stdout] test src/tokenizer.rs - tokenizer::BPETokenizer::encode (line 310) ... ok
[INFO] [stdout] test src/tokenizer.rs - tokenizer::BPETokenizer::train (line 124) ... ok
[INFO] [stdout] test src/tensor.rs - tensor::Tensor::zeros (line 117) ... ok
[INFO] [stdout] test src/tokenizer.rs - tokenizer::BPETokenizer::decode (line 425) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/optimizer.rs - optimizer (line 74) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `num_steps` in this scope
[INFO] [stdout]   --> src/optimizer.rs:86:16
[INFO] [stdout]    |
[INFO] [stdout] 86 | for step in 0..num_steps {
[INFO] [stdout]    |                ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/optimizer.rs - optimizer (line 74)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 33 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 2.74s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "abd0fae7e6f9ce88c1ed5b940f221b31bcf25c6013ab18d48aee3d9e9c6ad9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd0fae7e6f9ce88c1ed5b940f221b31bcf25c6013ab18d48aee3d9e9c6ad9a3", kill_on_drop: false }`
[INFO] [stdout] abd0fae7e6f9ce88c1ed5b940f221b31bcf25c6013ab18d48aee3d9e9c6ad9a3
