[INFO] fetching crate polyfit-residuals 0.6.5... [INFO] testing polyfit-residuals-0.6.5 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate polyfit-residuals 0.6.5 into /workspace/builds/worker-0-tc2/source [INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml [INFO] started tweaking crates.io crate polyfit-residuals 0.6.5 [INFO] finished tweaking crates.io crate polyfit-residuals 0.6.5 [INFO] tweaked toml for crates.io crate polyfit-residuals 0.6.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate polyfit-residuals 0.6.5 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 polyfit-residuals 0.6.5 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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 65b1214a34d60a9ebe597f981680d048dec1eb81a809d6dd86dc257b04f03254 [INFO] running `Command { std: "docker" "start" "-a" "65b1214a34d60a9ebe597f981680d048dec1eb81a809d6dd86dc257b04f03254", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65b1214a34d60a9ebe597f981680d048dec1eb81a809d6dd86dc257b04f03254", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65b1214a34d60a9ebe597f981680d048dec1eb81a809d6dd86dc257b04f03254", kill_on_drop: false }` [INFO] [stdout] 65b1214a34d60a9ebe597f981680d048dec1eb81a809d6dd86dc257b04f03254 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87c2da778227d05bd72e3af2b4f523dcbe636a89aff93b149dca1f1bf0015a74 [INFO] running `Command { std: "docker" "start" "-a" "87c2da778227d05bd72e3af2b4f523dcbe636a89aff93b149dca1f1bf0015a74", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling either v1.12.0 [INFO] [stderr] Compiling itertools v0.14.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling rayon v1.10.0 [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 polyfit-residuals v0.6.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.23s [INFO] running `Command { std: "docker" "inspect" "87c2da778227d05bd72e3af2b4f523dcbe636a89aff93b149dca1f1bf0015a74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87c2da778227d05bd72e3af2b4f523dcbe636a89aff93b149dca1f1bf0015a74", kill_on_drop: false }` [INFO] [stdout] 87c2da778227d05bd72e3af2b4f523dcbe636a89aff93b149dca1f1bf0015a74 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4cca61456302632adb6d2f3ddb36363139cb3f44e3aff7300602b87bea147ba1 [INFO] running `Command { std: "docker" "start" "-a" "4cca61456302632adb6d2f3ddb36363139cb3f44e3aff7300602b87bea147ba1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Compiling rustversion v1.0.17 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling serde_json v1.0.117 [INFO] [stderr] Compiling half v2.4.1 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling plotters-backend v0.3.6 [INFO] [stderr] Compiling clap_lex v0.7.0 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling anstyle v1.0.7 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling plotters-svg v0.3.6 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling clap_builder v4.5.2 [INFO] [stderr] Compiling approx v0.5.1 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling ndarray v0.16.1 [INFO] [stderr] Compiling maybe-debug v0.1.0 [INFO] [stderr] Compiling is-terminal v0.4.12 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling plotters v0.3.6 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling clap v4.5.4 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling polyfit-residuals v0.6.5 (/opt/rustwide/workdir) [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 42.52s [INFO] running `Command { std: "docker" "inspect" "4cca61456302632adb6d2f3ddb36363139cb3f44e3aff7300602b87bea147ba1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cca61456302632adb6d2f3ddb36363139cb3f44e3aff7300602b87bea147ba1", kill_on_drop: false }` [INFO] [stdout] 4cca61456302632adb6d2f3ddb36363139cb3f44e3aff7300602b87bea147ba1 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b44a4d02ad74cb17a9fb911ef3edc3ef44a7d1975801bbc5b56269ae9b6f2bf4 [INFO] running `Command { std: "docker" "start" "-a" "b44a4d02ad74cb17a9fb911ef3edc3ef44a7d1975801bbc5b56269ae9b6f2bf4", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polyfit_residuals-cb2edbe7f61b3a1c) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test poly::tests::eval ... ok [INFO] [stdout] test poly::tests::right_eval ... ok [INFO] [stdout] test tests::empty_input ... ok [INFO] [stdout] test tests::too_many_dofs ... ok [INFO] [stdout] test tests::big_example ... ok [INFO] [stdout] test tests::all_residuals_shapes ... ok [INFO] [stdout] test poly::tests::left_eval ... ok [INFO] [stdout] test tests::different_lengths ... ok [INFO] [stdout] test tests::small_example ... ok [INFO] [stdout] test weighted::tests::tiny_example ... ok [INFO] [stdout] test weighted::tests::small_example ... ok [INFO] [stdout] test weighted::tests::weights_one ... ok [INFO] [stdout] test tests::solve_diag ... ok [INFO] [stdout] test tests::all_residuals_values ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests polyfit_residuals [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/lib.rs - solve_upper_triangular_system (line 731) ... ok [INFO] [stdout] test src/lib.rs - weighted::try_fit_poly_with_residual (line 463) ... ok [INFO] [stdout] test src/lib.rs - weighted::try_fit_poly (line 582) ... ok [INFO] [stdout] test src/lib.rs - try_fit_poly (line 883) ... ok [INFO] [stdout] test src/lib.rs - weighted::residuals_from_front (line 297) ... ok [INFO] [stdout] test src/lib.rs - weighted::try_fit_poly_with_residual (line 483) ... ok [INFO] [stdout] test src/lib.rs - try_fit_poly_with_residual (line 776) ... ok [INFO] [stdout] test src/lib.rs - residuals_from_front (line 181) ... ok [INFO] [stdout] test src/lib.rs - try_fit_poly_with_residual (line 795) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.48s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b44a4d02ad74cb17a9fb911ef3edc3ef44a7d1975801bbc5b56269ae9b6f2bf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b44a4d02ad74cb17a9fb911ef3edc3ef44a7d1975801bbc5b56269ae9b6f2bf4", kill_on_drop: false }` [INFO] [stdout] b44a4d02ad74cb17a9fb911ef3edc3ef44a7d1975801bbc5b56269ae9b6f2bf4