[INFO] cloning repository https://github.com/nguyenvukhang/numerical-methods
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nguyenvukhang/numerical-methods" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenvukhang%2Fnumerical-methods", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenvukhang%2Fnumerical-methods'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9eff3d38fe92f7afee6756365e248d67477d8136
[INFO] testing nguyenvukhang/numerical-methods against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnguyenvukhang%2Fnumerical-methods" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nguyenvukhang/numerical-methods
[INFO] finished tweaking git repo https://github.com/nguyenvukhang/numerical-methods
[INFO] tweaked toml for git repo https://github.com/nguyenvukhang/numerical-methods written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nguyenvukhang/numerical-methods on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nguyenvukhang/numerical-methods 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9251092257f93e96b4e9f774d2b73b0f5600bf7686081015bf9302b30044c0a0
[INFO] running `Command { std: "docker" "start" "-a" "9251092257f93e96b4e9f774d2b73b0f5600bf7686081015bf9302b30044c0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9251092257f93e96b4e9f774d2b73b0f5600bf7686081015bf9302b30044c0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9251092257f93e96b4e9f774d2b73b0f5600bf7686081015bf9302b30044c0a0", kill_on_drop: false }`
[INFO] [stdout] 9251092257f93e96b4e9f774d2b73b0f5600bf7686081015bf9302b30044c0a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4cfecc2d3116abf627e2e16508d296fb67ca58e7767d6df899f8b564284d47a
[INFO] running `Command { std: "docker" "start" "-a" "d4cfecc2d3116abf627e2e16508d296fb67ca58e7767d6df899f8b564284d47a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling numerical-methods v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `xs` and `ys` are never read
[INFO] [stdout]  --> src/interpolation/lagrange.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct LagrangeInterpolation<const N: usize> {
[INFO] [stdout]   |            --------------------- fields in this struct
[INFO] [stdout] 5 |     xs: Mat<N, 1>,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 6 |     ys: Mat<N, 1>,
[INFO] [stdout]   |     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `xs` and `coeffs` are never read
[INFO] [stdout]  --> src/interpolation/newton.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct NewtonInterpolation<const N: usize> {
[INFO] [stdout]   |            ------------------- fields in this struct
[INFO] [stdout] 5 |     xs: Mat<N, 1>,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 6 |     coeffs: Mat<N, 1>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Interpolator` is never used
[INFO] [stdout]  --> src/interpolation/traits.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Interpolator<const N: usize> {
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.79s
[INFO] running `Command { std: "docker" "inspect" "d4cfecc2d3116abf627e2e16508d296fb67ca58e7767d6df899f8b564284d47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4cfecc2d3116abf627e2e16508d296fb67ca58e7767d6df899f8b564284d47a", kill_on_drop: false }`
[INFO] [stdout] d4cfecc2d3116abf627e2e16508d296fb67ca58e7767d6df899f8b564284d47a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0959d64f560d0f989d5340634a864b69f78118017b43d196a83888223dc1964a
[INFO] running `Command { std: "docker" "start" "-a" "0959d64f560d0f989d5340634a864b69f78118017b43d196a83888223dc1964a", kill_on_drop: false }`
[INFO] [stderr]    Compiling numerical-methods v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "0959d64f560d0f989d5340634a864b69f78118017b43d196a83888223dc1964a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0959d64f560d0f989d5340634a864b69f78118017b43d196a83888223dc1964a", kill_on_drop: false }`
[INFO] [stdout] 0959d64f560d0f989d5340634a864b69f78118017b43d196a83888223dc1964a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bae45e8bf7557e1addc44b8608ef9c032a9b6cc07526f49e9418159d2f79c80a
[INFO] running `Command { std: "docker" "start" "-a" "bae45e8bf7557e1addc44b8608ef9c032a9b6cc07526f49e9418159d2f79c80a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/numerical_methods-542f5f3e1256a2a3)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test na::horners_test ... ok
[INFO] [stdout] test interpolation::newton::newton_interpolation_test ... ok
[INFO] [stdout] test interpolation::lagrange::lagrange_interpolation_test ... ok
[INFO] [stdout] test na::cholesky_test ... ok
[INFO] [stdout] test na::qr_decomp::gram_schmidt_test ... ok
[INFO] [stdout] test matrix::solve_qr_test ... ok
[INFO] [stdout] test na::power_iteration_test ... ok
[INFO] [stdout] test na::inverse_iteration_test ... ok
[INFO] [stdout] test na::qr_decomp::householder_refl_test ... ok
[INFO] [stdout] test na::inverse_iteration_against_power_iteration ... ok
[INFO] [stdout] test na::backward_sub_test ... ok
[INFO] [stdout] test na::rayleigh_quotient_iteration_test has been running for over 60 seconds
[INFO] [stdout] test na::rayleigh_quotient_iteration_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 84.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bae45e8bf7557e1addc44b8608ef9c032a9b6cc07526f49e9418159d2f79c80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bae45e8bf7557e1addc44b8608ef9c032a9b6cc07526f49e9418159d2f79c80a", kill_on_drop: false }`
[INFO] [stdout] bae45e8bf7557e1addc44b8608ef9c032a9b6cc07526f49e9418159d2f79c80a
