[INFO] fetching crate scirs2-autograd 0.1.0-rc.2...
[INFO] testing scirs2-autograd-0.1.0-rc.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate scirs2-autograd 0.1.0-rc.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate scirs2-autograd 0.1.0-rc.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate scirs2-autograd 0.1.0-rc.2
[INFO] tweaked toml for crates.io crate scirs2-autograd 0.1.0-rc.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scirs2-autograd 0.1.0-rc.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scirs2-autograd 0.1.0-rc.2 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db7fbc0eb3d70eddbdb9894828546f2e5c35ab33cd372b24facb772df92e2531
[INFO] running `Command { std: "docker" "start" "-a" "db7fbc0eb3d70eddbdb9894828546f2e5c35ab33cd372b24facb772df92e2531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db7fbc0eb3d70eddbdb9894828546f2e5c35ab33cd372b24facb772df92e2531", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db7fbc0eb3d70eddbdb9894828546f2e5c35ab33cd372b24facb772df92e2531", kill_on_drop: false }`
[INFO] [stdout] db7fbc0eb3d70eddbdb9894828546f2e5c35ab33cd372b24facb772df92e2531
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f9eca75b33cedb8035e16ec2c7746ac8ad4ce3568cf0051f3e56325b5a02ffa
[INFO] running `Command { std: "docker" "start" "-a" "4f9eca75b33cedb8035e16ec2c7746ac8ad4ce3568cf0051f3e56325b5a02ffa", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling lambert_w v1.2.28
[INFO] [stderr]    Compiling scirs2-core v0.1.0-rc.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling special v0.11.4
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling rand_distr v0.5.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling ndarray-rand v0.15.0
[INFO] [stderr]    Compiling scirs2-autograd v0.1.0-rc.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.26s
[INFO] running `Command { std: "docker" "inspect" "4f9eca75b33cedb8035e16ec2c7746ac8ad4ce3568cf0051f3e56325b5a02ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9eca75b33cedb8035e16ec2c7746ac8ad4ce3568cf0051f3e56325b5a02ffa", kill_on_drop: false }`
[INFO] [stdout] 4f9eca75b33cedb8035e16ec2c7746ac8ad4ce3568cf0051f3e56325b5a02ffa
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b92be577f47db4f9b6ef7571ad009fe3d03d9b1dc01d0d77be90223f861ffc9
[INFO] running `Command { std: "docker" "start" "-a" "9b92be577f47db4f9b6ef7571ad009fe3d03d9b1dc01d0d77be90223f861ffc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling scirs2-autograd v0.1.0-rc.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `scirs2-autograd` (lib test)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-10-28-x86_64-unknown-linux-gnu/bin/rustc --crate-name scirs2_autograd --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --allow=unused_variables --allow=unused_mut --allow=unused_imports --allow=unpredictable_function_pointer_comparisons --allow=unknown_lints --allow=mismatched_lifetime_syntaxes --allow=dead_code --test --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("blas", "default", "netlib", "openblas", "parallel", "simd"))' -C metadata=0ba16832fb3b7167 -C extra-filename=-17e96cce8b5e3aa7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-710b4f9e7a859a5a.rlib --extern array_init=/opt/rustwide/target/debug/deps/libarray_init-7d1eb0f8fbcd605c.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-7a54cdb917ea7291.rlib --extern matrixmultiply=/opt/rustwide/target/debug/deps/libmatrixmultiply-3c87161ea4e86620.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-bed6ba3e438ed1a7.rlib --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-e9252a7b5119f3eb.rlib --extern rustc_hash=/opt/rustwide/target/debug/deps/librustc_hash-ca4219e344ea5da0.rlib --extern scirs2_core=/opt/rustwide/target/debug/deps/libscirs2_core-907f9257f3063d0a.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-f7099f1eb5340fc7.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c6eb496a0dc16859.rlib --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-c4b0763233bab5f9.rlib --extern special=/opt/rustwide/target/debug/deps/libspecial-3aeb1a9b09c09ffa.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-58c3d76f9df629e1.rlib --extern toml=/opt/rustwide/target/debug/deps/libtoml-2977e8e27eeaee9b.rlib --extern uuid=/opt/rustwide/target/debug/deps/libuuid-d6be6c5c3e2f6649.rlib --cap-lints=warn -L native=/usr/lib/x86_64-linux-gnu -L native=/usr/lib/x86_64-linux-gnu/openblas-pthread` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9b92be577f47db4f9b6ef7571ad009fe3d03d9b1dc01d0d77be90223f861ffc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b92be577f47db4f9b6ef7571ad009fe3d03d9b1dc01d0d77be90223f861ffc9", kill_on_drop: false }`
[INFO] [stdout] 9b92be577f47db4f9b6ef7571ad009fe3d03d9b1dc01d0d77be90223f861ffc9