[INFO] cloning repository https://github.com/kitizz/multicool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kitizz/multicool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitizz%2Fmulticool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitizz%2Fmulticool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b80d7f6b7da4c43daad3ea7eb3d57ccbf3370d0
[INFO] testing kitizz/multicool against beta-2026-04-21 for beta-1.96-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitizz%2Fmulticool" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kitizz/multicool
[INFO] finished tweaking git repo https://github.com/kitizz/multicool
[INFO] tweaked toml for git repo https://github.com/kitizz/multicool written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kitizz/multicool 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/kitizz/multicool 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 }`
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[INFO] running `Command { std: "docker" "start" "-a" "e1cc3d6cc7f6a1f375964dc55474aafd4987f2f8a7ede52234e4e15cd182d17e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1cc3d6cc7f6a1f375964dc55474aafd4987f2f8a7ede52234e4e15cd182d17e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1cc3d6cc7f6a1f375964dc55474aafd4987f2f8a7ede52234e4e15cd182d17e", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9d03d1040244116d235c4b6e9975988de713f0b762e490d4d68cd95437f55167
[INFO] running `Command { std: "docker" "start" "-a" "9d03d1040244116d235c4b6e9975988de713f0b762e490d4d68cd95437f55167", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling fmtastic v0.2.1
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling snafu-derive v0.8.9
[INFO] [stderr]    Compiling nalgebra-macros v0.3.0
[INFO] [stderr]    Compiling snafu v0.8.9
[INFO] [stderr]    Compiling nalgebra v0.34.1
[INFO] [stderr]    Compiling multicool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.29s
[INFO] running `Command { std: "docker" "inspect" "9d03d1040244116d235c4b6e9975988de713f0b762e490d4d68cd95437f55167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d03d1040244116d235c4b6e9975988de713f0b762e490d4d68cd95437f55167", kill_on_drop: false }`
[INFO] [stdout] 9d03d1040244116d235c4b6e9975988de713f0b762e490d4d68cd95437f55167
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bdc5ac3e981f91613356900281b140e248d6fded6e0427c89288c96ea4952ef4
[INFO] running `Command { std: "docker" "start" "-a" "bdc5ac3e981f91613356900281b140e248d6fded6e0427c89288c96ea4952ef4", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling find-msvc-tools v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling zerocopy-derive v0.8.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling approx v0.5.1
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[INFO] [stderr]    Compiling cc v1.2.49
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[INFO] [stderr]    Compiling rayon-core v1.13.0
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[INFO] [stderr]    Compiling anstream v0.6.21
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[INFO] [stderr]    Compiling pretty_assertions v1.4.1
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[INFO] [stderr]    Compiling criterion v0.8.1
[INFO] [stderr]    Compiling nalgebra v0.34.1
[INFO] [stderr]    Compiling multicool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 41.87s
[INFO] running `Command { std: "docker" "inspect" "bdc5ac3e981f91613356900281b140e248d6fded6e0427c89288c96ea4952ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc5ac3e981f91613356900281b140e248d6fded6e0427c89288c96ea4952ef4", kill_on_drop: false }`
[INFO] [stdout] bdc5ac3e981f91613356900281b140e248d6fded6e0427c89288c96ea4952ef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f03dde60c1d330775817f849b309404bd1111cfa9d2e2d8d9fd55cc0a7e764fe
[INFO] running `Command { std: "docker" "start" "-a" "f03dde60c1d330775817f849b309404bd1111cfa9d2e2d8d9fd55cc0a7e764fe", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multicool-2cb20e0e88250bc1)
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test bezier_surface::tests::bezier_eval_linear ... ok
[INFO] [stdout] test bezier_surface::tests::de_casteljau_lower_linear ... ok
[INFO] [stdout] test bezier_surface::tests::bezier_eval_quadratic ... ok
[INFO] [stdout] test bezier_surface::tests::de_casteljau_subsection_linear ... ok
[INFO] [stdout] test bezier_surface::tests::de_casteljau_lower_quadratic ... ok
[INFO] [stdout] test bezier_surface::tests::de_casteljau_upper_linear ... ok
[INFO] [stdout] test bezier_surface::tests::de_casteljau_upper_quadratic ... ok
[INFO] [stdout] test bezier_surface::tests::index_mapping ... ok
[INFO] [stdout] test bezier_surface::tests::surface_eval_grad_quadratic_1d ... ok
[INFO] [stdout] test bezier_surface::tests::surface_subsection_quadratic ... ok
[INFO] [stdout] test bezier_surface::tests::surface_eval_grad_cubic_1d ... ok
[INFO] [stdout] test bezier_surface::tests::surface_eval_quadratic ... ok
[INFO] [stdout] test bezier_surface::tests::de_casteljau_subsection_quadratic ... ok
[INFO] [stdout] test bezier_surface::tests::surface_eval_grad_2d ... ok
[INFO] [stdout] test binomial::tests::binomial_coefficient_0k_test ... ok
[INFO] [stdout] test binomial::tests::binomial_coefficient_1k_test ... ok
[INFO] [stdout] test binomial::tests::binomial_coefficient_general_test ... ok
[INFO] [stdout] test binomial::tests::binomial_coefficient_symmetric_test ... ok
[INFO] [stdout] test binomial::tests::binomial_product_test ... ok
[INFO] [stdout] test gridex::tests::multi_index_iterator_general ... ok
[INFO] [stdout] test gridex::tests::multi_index_iterator_zero ... ok
[INFO] [stdout] test monomial::tests::build_monomial ... ok
[INFO] [stdout] test monomial::tests::exp_all_le_false ... ok
[INFO] [stdout] test monomial::tests::exp_all_le_true ... ok
[INFO] [stdout] test monomial::tests::sub_polys_constant ... ok
[INFO] [stdout] test monomial::tests::sub_polys_identity ... ok
[INFO] [stdout] test multivar_poly::tests::bezier_surface_1d_constant ... ok
[INFO] [stdout] test multivar_poly::tests::bezier_surface_1d_linear ... ok
[INFO] [stdout] test multivar_poly::tests::bezier_surface_1d_linear_offset ... ok
[INFO] [stdout] test multivar_poly::tests::bezier_surface_1d_linear_offset_affine ... ok
[INFO] [stdout] test multivar_poly::tests::bezier_surface_2d_linear ... ok
[INFO] [stdout] test multivar_poly::tests::bezier_surface_2d_quadratic ... ok
[INFO] [stdout] test multivar_poly::tests::eval_circle ... ok
[INFO] [stdout] test multivar_poly::tests::sub_polys_circle_affine ... ok
[INFO] [stdout] test multivar_poly_system::tests::system_roots_lp_cross ... ok
[INFO] [stdout] test multivar_poly::tests::sub_polys_linear ... ok
[INFO] [stdout] test multivar_poly_system::tests::system_roots_lp_circles ... ok
[INFO] [stdout] test multivar_poly_system::tests::system_roots_circles ... ok
[INFO] [stdout] test multivar_poly_system::tests::system_roots_cross ... ok
[INFO] [stdout] test multivar_poly_system::tests::system_roots_lp_beziers ... ok
[INFO] [stdout] test multivar_poly_system::tests::system_roots_beziers ... ok
[INFO] [stdout] test multivar_poly_system::tests::system_roots_lp_cylinders_3d ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests multicool
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/monomial.rs - monomial::Monomial<V>::sub_polys (line 84) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/monomial.rs - monomial::Monomial<V>::sub_polys (line 84) stdout ----
[INFO] [stdout] error[E0599]: no associated function or constant named `stack_from_monomials` found for struct `MultivarPoly<NUM_VAR>` in the current scope
[INFO] [stdout]   --> src/monomial.rs:95:30
[INFO] [stdout]    |
[INFO] [stdout] 95 | let expected = MultivarPoly::stack_from_monomials([
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^ associated function or constant not found in `MultivarPoly<_>`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `MultivarPoly<_>` consider using one of the following associated functions:
[INFO] [stdout]       MultivarPoly::<NUM_VAR>::new
[INFO] [stdout]       MultivarPoly::<NUM_VAR>::from_monomials
[INFO] [stdout]   --> src/multivar_poly.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new() -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn from_monomials(monomials: impl IntoIterator<Item = Monomial<NUM_VAR>>) -> Self {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: there is an associated function `from_monomials` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 95 - let expected = MultivarPoly::stack_from_monomials([
[INFO] [stdout] 95 + let expected = MultivarPoly::from_monomials([
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/monomial.rs - monomial::Monomial<V>::sub_polys (line 84)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.24s; merged doctests compilation took 0.13s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f03dde60c1d330775817f849b309404bd1111cfa9d2e2d8d9fd55cc0a7e764fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03dde60c1d330775817f849b309404bd1111cfa9d2e2d8d9fd55cc0a7e764fe", kill_on_drop: false }`
[INFO] [stdout] f03dde60c1d330775817f849b309404bd1111cfa9d2e2d8d9fd55cc0a7e764fe