[INFO] fetching crate mlx-autograd 0.1.0...
[INFO] testing mlx-autograd-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate mlx-autograd 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mlx-autograd 0.1.0
[INFO] finished tweaking crates.io crate mlx-autograd 0.1.0
[INFO] tweaked toml for crates.io crate mlx-autograd 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mlx-autograd 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mlx-autograd 0.1.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fc50a9c7a380191c43e99eccd1db1122cbb75b74ae000891df3ee9c8ccdc0ae
[INFO] running `Command { std: "docker" "start" "-a" "9fc50a9c7a380191c43e99eccd1db1122cbb75b74ae000891df3ee9c8ccdc0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fc50a9c7a380191c43e99eccd1db1122cbb75b74ae000891df3ee9c8ccdc0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc50a9c7a380191c43e99eccd1db1122cbb75b74ae000891df3ee9c8ccdc0ae", kill_on_drop: false }`
[INFO] [stdout] 9fc50a9c7a380191c43e99eccd1db1122cbb75b74ae000891df3ee9c8ccdc0ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a9903a55a87e656a6efceec73975b2ba1ef65898d56f1754ce6724bb8933ec4
[INFO] running `Command { std: "docker" "start" "-a" "3a9903a55a87e656a6efceec73975b2ba1ef65898d56f1754ce6724bb8933ec4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling mlx-core v0.1.0
[INFO] [stderr]    Compiling mlx-autograd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.63s
[INFO] running `Command { std: "docker" "inspect" "3a9903a55a87e656a6efceec73975b2ba1ef65898d56f1754ce6724bb8933ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a9903a55a87e656a6efceec73975b2ba1ef65898d56f1754ce6724bb8933ec4", kill_on_drop: false }`
[INFO] [stdout] 3a9903a55a87e656a6efceec73975b2ba1ef65898d56f1754ce6724bb8933ec4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da16735d1b505ab192b545cfa6947282b9088a03f3c240d027a358c4d91edbdd
[INFO] running `Command { std: "docker" "start" "-a" "da16735d1b505ab192b545cfa6947282b9088a03f3c240d027a358c4d91edbdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling tempfile v3.25.0
[INFO] [stderr]    Compiling serde v1.0.228
[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 mlx-conformance v0.1.0
[INFO] [stderr]    Compiling mlx-autograd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.91s
[INFO] running `Command { std: "docker" "inspect" "da16735d1b505ab192b545cfa6947282b9088a03f3c240d027a358c4d91edbdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da16735d1b505ab192b545cfa6947282b9088a03f3c240d027a358c4d91edbdd", kill_on_drop: false }`
[INFO] [stdout] da16735d1b505ab192b545cfa6947282b9088a03f3c240d027a358c4d91edbdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1d27de4ee84ce8c078d1980b7e77ccdd52f7b69797f810744ba6a11752eddc9
[INFO] running `Command { std: "docker" "start" "-a" "b1d27de4ee84ce8c078d1980b7e77ccdd52f7b69797f810744ba6a11752eddc9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mlx_autograd-65db866ad68788d3)
[INFO] [stdout] running 42 tests
[INFO] [stdout] test tests::test_grad_check_broadcast_combined ... ok
[INFO] [stdout] test tests::test_grad_check_mul ... ok
[INFO] [stdout] test tests::test_grad_check_layer_norm_1d ... ok
[INFO] [stdout] test tests::test_grad_check_broadcast_dim_expansion ... ok
[INFO] [stdout] test tests::test_grad_check_rms_norm_1d ... ok
[INFO] [stdout] test tests::test_grad_gelu_2d ... ok
[INFO] [stdout] test tests::test_grad_add ... ok
[INFO] [stdout] test tests::test_grad_gelu_1d ... ok
[INFO] [stdout] test tests::test_grad_check_chain ... ok
[INFO] [stdout] test tests::test_grad_layer_norm_chain ... ok
[INFO] [stdout] test tests::test_grad_identity ... ok
[INFO] [stdout] test tests::test_grad_check_div ... ok
[INFO] [stdout] test tests::test_grad_check_broadcast_rank_extension ... ok
[INFO] [stdout] test tests::test_grad_mul_self ... ok
[INFO] [stdout] test tests::test_grad_layer_norm ... ok
[INFO] [stdout] test tests::test_grad_matmul ... ok
[INFO] [stdout] test tests::test_grad_div ... ok
[INFO] [stdout] test tests::test_grad_silu_chain ... ok
[INFO] [stdout] test tests::test_grad_rms_norm ... ok
[INFO] [stdout] test tests::test_grad_rms_norm_chain ... ok
[INFO] [stdout] test tests::test_grad_silu_2d ... ok
[INFO] [stdout] test tests::test_grad_gelu_chain ... ok
[INFO] [stdout] test tests::test_grad_silu_1d ... ok
[INFO] [stdout] test tests::test_grad_softmax_weighted ... ok
[INFO] [stdout] test tests::test_grad_softmax_3d ... ok
[INFO] [stdout] test tests::test_grad_sum_axis ... ok
[INFO] [stdout] test tests::test_grad_softmax_1d ... ok
[INFO] [stdout] test vjp::tests::test_vjp_add ... ok
[INFO] [stdout] test tests::test_grad_neg ... ok
[INFO] [stdout] test tests::test_value_and_grad ... ok
[INFO] [stdout] test tests::test_sum_axis_grad_bug ... ok
[INFO] [stdout] test tests::test_grad_softmax_2d ... ok
[INFO] [stdout] test vjp::tests::test_vjp_broadcast_row ... ok
[INFO] [stdout] test vjp::tests::test_vjp_mul ... ok
[INFO] [stdout] test vjp::tests::test_vjp_neg ... ok
[INFO] [stdout] test vjp::tests::test_vjp_rms_norm ... ok
[INFO] [stdout] test vjp::tests::test_vjp_sum_axis ... ok
[INFO] [stdout] test vjp::tests::test_vjp_sum_all ... ok
[INFO] [stdout] test tests::test_grad_sub ... ok
[INFO] [stdout] test vjp::tests::test_vjp_broadcast_scalar_to_vector ... ok
[INFO] [stdout] test vjp::tests::test_vjp_layer_norm ... ok
[INFO] [stdout] test tests::test_grad_check_matmul ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mlx_autograd
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - grad (line 18) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.34s; merged doctests compilation took 0.34s
[INFO] running `Command { std: "docker" "inspect" "b1d27de4ee84ce8c078d1980b7e77ccdd52f7b69797f810744ba6a11752eddc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d27de4ee84ce8c078d1980b7e77ccdd52f7b69797f810744ba6a11752eddc9", kill_on_drop: false }`
[INFO] [stdout] b1d27de4ee84ce8c078d1980b7e77ccdd52f7b69797f810744ba6a11752eddc9