[INFO] fetching crate sprs-ldl 0.10.0...
[INFO] testing sprs-ldl-0.10.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate sprs-ldl 0.10.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate sprs-ldl 0.10.0
[INFO] finished tweaking crates.io crate sprs-ldl 0.10.0
[INFO] tweaked toml for crates.io crate sprs-ldl 0.10.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sprs-ldl 0.10.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding ndarray v0.15.6 (available: v0.17.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded suitesparse_camd_sys v0.1.1
[INFO] [stderr]   Downloaded sprs_suitesparse_camd v0.3.0
[INFO] [stderr]   Downloaded suitesparse_ldl_sys v0.3.0
[INFO] [stderr]   Downloaded sprs_suitesparse_ldl v0.8.0
[INFO] [stderr]   Downloaded ndarray v0.17.1
[INFO] [stderr]   Downloaded sprs v0.11.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2d77bf4c29d98103392433774e37c5bd191217fb2e1680eedbcdb1685417c4d
[INFO] running `Command { std: "docker" "start" "-a" "f2d77bf4c29d98103392433774e37c5bd191217fb2e1680eedbcdb1685417c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2d77bf4c29d98103392433774e37c5bd191217fb2e1680eedbcdb1685417c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d77bf4c29d98103392433774e37c5bd191217fb2e1680eedbcdb1685417c4d", kill_on_drop: false }`
[INFO] [stdout] f2d77bf4c29d98103392433774e37c5bd191217fb2e1680eedbcdb1685417c4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 320ecb9d6faafc67dfc2238bfc2f1dbfaa7d1d94672cce1edf1d15ae1d1ec3c3
[INFO] running `Command { std: "docker" "start" "-a" "320ecb9d6faafc67dfc2238bfc2f1dbfaa7d1d94672cce1edf1d15ae1d1ec3c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ndarray v0.17.1
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling sprs v0.11.4
[INFO] [stderr]    Compiling sprs-ldl v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:417:14
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub fn l(&self) -> CsMatViewI<N, I> {
[INFO] [stdout]     |              ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |              |
[INFO] [stdout]     |              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub fn l(&self) -> CsMatViewI<'_, N, I> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.53s
[INFO] running `Command { std: "docker" "inspect" "320ecb9d6faafc67dfc2238bfc2f1dbfaa7d1d94672cce1edf1d15ae1d1ec3c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320ecb9d6faafc67dfc2238bfc2f1dbfaa7d1d94672cce1edf1d15ae1d1ec3c3", kill_on_drop: false }`
[INFO] [stdout] 320ecb9d6faafc67dfc2238bfc2f1dbfaa7d1d94672cce1edf1d15ae1d1ec3c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c5a72a1ea4652999de95c922888c2d3568a808e0bbbbad37bd805d8d24d4e39
[INFO] running `Command { std: "docker" "start" "-a" "6c5a72a1ea4652999de95c922888c2d3568a808e0bbbbad37bd805d8d24d4e39", kill_on_drop: false }`
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:417:14
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub fn l(&self) -> CsMatViewI<N, I> {
[INFO] [stdout]     |              ^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |              |
[INFO] [stdout]     |              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 417 |     pub fn l(&self) -> CsMatViewI<'_, N, I> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sprs-ldl v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `ArrayBase<ViewRepr<&{float}>, Dim<[usize; 1]>>: DenseVector` is not satisfied
[INFO] [stdout]    --> src/lib.rs:863:28
[INFO] [stdout]     |
[INFO] [stdout] 863 |         let x = ldlt.solve(b.view());
[INFO] [stdout]     |                      ----- ^^^^^^^^ the trait `DenseVector` is not implemented for `ArrayBase<ViewRepr<&{float}>, Dim<[usize; 1]>>`
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `DenseVector`:
[INFO] [stdout]               &'a Vec<N>
[INFO] [stdout]               &'a [N]
[INFO] [stdout]               &'a mut Vec<N>
[INFO] [stdout]               &'a mut [N]
[INFO] [stdout]               &'a mut ndarray::ArrayBase<S, ndarray::dimension::dim::Dim<[usize; 1]>>
[INFO] [stdout]               &'a ndarray::ArrayBase<S, ndarray::dimension::dim::Dim<[usize; 1]>>
[INFO] [stdout]               Vec<N>
[INFO] [stdout]               [N]
[INFO] [stdout]               ndarray::ArrayBase<S, ndarray::dimension::dim::Dim<[usize; 1]>>
[INFO] [stdout] note: required by a bound in `LdlNumeric::<N, I>::solve`
[INFO] [stdout]    --> src/lib.rs:394:12
[INFO] [stdout]     |
[INFO] [stdout] 387 |     pub fn solve<'a, V>(
[INFO] [stdout]     |            ----- required by a bound in this associated function
[INFO] [stdout] ...
[INFO] [stdout] 394 |         V: DenseVector<Scalar = N>,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `LdlNumeric::<N, I>::solve`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sprs-ldl` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "6c5a72a1ea4652999de95c922888c2d3568a808e0bbbbad37bd805d8d24d4e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5a72a1ea4652999de95c922888c2d3568a808e0bbbbad37bd805d8d24d4e39", kill_on_drop: false }`
[INFO] [stdout] 6c5a72a1ea4652999de95c922888c2d3568a808e0bbbbad37bd805d8d24d4e39
