[INFO] cloning repository https://github.com/nakamura-shuta/simple-llm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nakamura-shuta/simple-llm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakamura-shuta%2Fsimple-llm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakamura-shuta%2Fsimple-llm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 064c5b5aa4bd342b7954b57a79f9d5a1d54aecfa
[INFO] testing nakamura-shuta/simple-llm against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnakamura-shuta%2Fsimple-llm" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nakamura-shuta/simple-llm
[INFO] finished tweaking git repo https://github.com/nakamura-shuta/simple-llm
[INFO] tweaked toml for git repo https://github.com/nakamura-shuta/simple-llm written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nakamura-shuta/simple-llm on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nakamura-shuta/simple-llm 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8c1a9684400f9b6db268fa0626f71d81627b89970105f0375e1edb37b411a71
[INFO] running `Command { std: "docker" "start" "-a" "e8c1a9684400f9b6db268fa0626f71d81627b89970105f0375e1edb37b411a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8c1a9684400f9b6db268fa0626f71d81627b89970105f0375e1edb37b411a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8c1a9684400f9b6db268fa0626f71d81627b89970105f0375e1edb37b411a71", kill_on_drop: false }`
[INFO] [stdout] e8c1a9684400f9b6db268fa0626f71d81627b89970105f0375e1edb37b411a71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f17d410c6e996ddc66c69a30651873de5a42e57b7df7d1892864a91bf65fcf83
[INFO] running `Command { std: "docker" "start" "-a" "f17d410c6e996ddc66c69a30651873de5a42e57b7df7d1892864a91bf65fcf83", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling simple-llm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.19s
[INFO] running `Command { std: "docker" "inspect" "f17d410c6e996ddc66c69a30651873de5a42e57b7df7d1892864a91bf65fcf83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f17d410c6e996ddc66c69a30651873de5a42e57b7df7d1892864a91bf65fcf83", kill_on_drop: false }`
[INFO] [stdout] f17d410c6e996ddc66c69a30651873de5a42e57b7df7d1892864a91bf65fcf83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98bf77fb19c190cf5b8360443762f44d813d3888afea509a40efdb2307f58b9d
[INFO] running `Command { std: "docker" "start" "-a" "98bf77fb19c190cf5b8360443762f44d813d3888afea509a40efdb2307f58b9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-llm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "98bf77fb19c190cf5b8360443762f44d813d3888afea509a40efdb2307f58b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98bf77fb19c190cf5b8360443762f44d813d3888afea509a40efdb2307f58b9d", kill_on_drop: false }`
[INFO] [stdout] 98bf77fb19c190cf5b8360443762f44d813d3888afea509a40efdb2307f58b9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13553c2faf2a3e27c44f83fe27b566066b19da0dbca0516bdfe9a22a26e67d17
[INFO] running `Command { std: "docker" "start" "-a" "13553c2faf2a3e27c44f83fe27b566066b19da0dbca0516bdfe9a22a26e67d17", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_llm-c9da00886d30c104)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test working_transformer::tests::test_gelu ... ok
[INFO] [stdout] test working_transformer::tests::test_gelu_derivative_numerical ... ok
[INFO] [stdout] test working_transformer::tests::test_gradient_norm_clipping ... ok
[INFO] [stdout] test working_transformer::tests::test_learning_rate_warmup ... ok
[INFO] [stdout] test working_transformer::tests::test_layer_norm_backward_numerical ... ok
[INFO] [stdout] test working_transformer::tests::test_embedding_gradient_direction ... ok
[INFO] [stdout] test working_transformer::tests::test_softmax_gradient_numerical ... ok
[INFO] [stdout] test working_transformer::tests::test_tokenizer_build_vocab ... ok
[INFO] [stdout] test working_transformer::tests::test_softmax_with_temperature ... ok
[INFO] [stdout] test working_transformer::tests::test_tokenizer_encode_decode ... ok
[INFO] [stdout] test working_transformer::tests::test_tokenizer_new ... ok
[INFO] [stdout] test working_transformer::tests::test_tokenizer_unknown_token ... ok
[INFO] [stdout] test working_transformer::tests::test_output_projection_gradient_numerical ... ok
[INFO] [stdout] test working_transformer::tests::test_weight_decay_effect ... ok
[INFO] [stdout] test working_transformer::tests::test_multihead_attention_head_splitting ... ok
[INFO] [stdout] test working_transformer::tests::test_softmax ... ok
[INFO] [stdout] test working_transformer::tests::test_transformer_layer_forward ... ok
[INFO] [stdout] test working_transformer::tests::test_trainable_transformer_from_texts ... ok
[INFO] [stdout] test working_transformer::tests::test_transformer_forward_max_seq_len ... ok
[INFO] [stdout] test working_transformer::tests::test_transformer_creation ... ok
[INFO] [stdout] test working_transformer::tests::test_transformer_forward ... ok
[INFO] [stdout] test working_transformer::tests::test_trainable_transformer_generate ... ok
[INFO] [stdout] test working_transformer::tests::test_training_reduces_loss ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/simple_llm-d25c281832abe286)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_llm
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "13553c2faf2a3e27c44f83fe27b566066b19da0dbca0516bdfe9a22a26e67d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13553c2faf2a3e27c44f83fe27b566066b19da0dbca0516bdfe9a22a26e67d17", kill_on_drop: false }`
[INFO] [stdout] 13553c2faf2a3e27c44f83fe27b566066b19da0dbca0516bdfe9a22a26e67d17
