[INFO] fetching crate optimal-transport 0.2.0...
[INFO] testing optimal-transport-0.2.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate optimal-transport 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate optimal-transport 0.2.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate optimal-transport 0.2.0
[INFO] finished tweaking crates.io crate optimal-transport 0.2.0
[INFO] tweaked toml for crates.io crate optimal-transport 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v0.3.6
[INFO] [stderr]   Downloaded indoc-impl v0.3.6
[INFO] [stderr]   Downloaded pyo3-derive-backend v0.11.1
[INFO] [stderr]   Downloaded inventory-impl v0.1.11
[INFO] [stderr]   Downloaded inventory v0.1.11
[INFO] [stderr]   Downloaded pyo3cls v0.11.1
[INFO] [stderr]   Downloaded numpy v0.11.0
[INFO] [stderr]   Downloaded pyo3 v0.11.1
[INFO] [stderr]   Downloaded mcmf v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb275fdc9cc5c1ca16b0c8cacb0167b9cd049b9614a13faa1335b0a169d628a
[INFO] running `Command { std: "docker" "start" "-a" "7eb275fdc9cc5c1ca16b0c8cacb0167b9cd049b9614a13faa1335b0a169d628a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb275fdc9cc5c1ca16b0c8cacb0167b9cd049b9614a13faa1335b0a169d628a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb275fdc9cc5c1ca16b0c8cacb0167b9cd049b9614a13faa1335b0a169d628a", kill_on_drop: false }`
[INFO] [stdout] 7eb275fdc9cc5c1ca16b0c8cacb0167b9cd049b9614a13faa1335b0a169d628a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77894721c2bb2a3f2d1fd817c868e8f2452d138c73d2c7486f3842448dd8b5ac
[INFO] running `Command { std: "docker" "start" "-a" "77894721c2bb2a3f2d1fd817c868e8f2452d138c73d2c7486f3842448dd8b5ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling matrixmultiply v0.3.4
[INFO] [stderr]    Compiling unindent v0.1.11
[INFO] [stderr]    Compiling inventory v0.1.11
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling pyo3 v0.11.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling pyo3-derive-backend v0.11.1
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling inventory-impl v0.1.11
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling mcmf v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling pyo3cls v0.11.1
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling indoc v0.3.6
[INFO] [stderr]    Compiling ghost v0.1.9
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling numpy v0.11.0
[INFO] [stderr]    Compiling optimal-transport v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `array`
[INFO] [stdout]  --> src/lp_solver.rs:1:38
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array, Array1, Array2, array};
[INFO] [stdout]   |                                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: arguments to this function are incorrect
[INFO] [stdout]     --> src/lib.rs:13:33
[INFO] [stdout]      |
[INFO] [stdout] 13   |    let (cost, transport_plan) = impl_calculate_1D_ot(&a.to_owned_array(), &b.to_owned_array(), &cost.to_owned_array());
[INFO] [stdout]      |                                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] note: expected `ArrayBase<OwnedRepr<i32>, Dim<...>>`, found a different `ArrayBase<OwnedRepr<i32>, Dim<...>>`
[INFO] [stdout]     --> src/lib.rs:13:54
[INFO] [stdout]      |
[INFO] [stdout] 13   |    let (cost, transport_plan) = impl_calculate_1D_ot(&a.to_owned_array(), &b.to_owned_array(), &cost.to_owned_array());
[INFO] [stdout]      |                                                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `ArrayBase<OwnedRepr<i32>, Dim<...>>` and `ArrayBase<OwnedRepr<i32>, Dim<...>>` have similar names, but are actually distinct types
[INFO] [stdout] note: `ArrayBase<OwnedRepr<i32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.6/src/lib.rs:1268:1
[INFO] [stdout]      |
[INFO] [stdout] 1268 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `ArrayBase<OwnedRepr<i32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/lib.rs:1221:1
[INFO] [stdout]      |
[INFO] [stdout] 1221 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] note: expected `ArrayBase<OwnedRepr<i32>, Dim<...>>`, found a different `ArrayBase<OwnedRepr<i32>, Dim<...>>`
[INFO] [stdout]     --> src/lib.rs:13:75
[INFO] [stdout]      |
[INFO] [stdout] 13   |    let (cost, transport_plan) = impl_calculate_1D_ot(&a.to_owned_array(), &b.to_owned_array(), &cost.to_owned_array());
[INFO] [stdout]      |                                                                           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `ArrayBase<OwnedRepr<i32>, Dim<...>>` and `ArrayBase<OwnedRepr<i32>, Dim<...>>` have similar names, but are actually distinct types
[INFO] [stdout] note: `ArrayBase<OwnedRepr<i32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.6/src/lib.rs:1268:1
[INFO] [stdout]      |
[INFO] [stdout] 1268 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `ArrayBase<OwnedRepr<i32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/lib.rs:1221:1
[INFO] [stdout]      |
[INFO] [stdout] 1221 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] note: expected `ArrayBase<OwnedRepr<i32>, Dim<...>>`, found a different `ArrayBase<OwnedRepr<i32>, Dim<...>>`
[INFO] [stdout]     --> src/lib.rs:13:96
[INFO] [stdout]      |
[INFO] [stdout] 13   |    let (cost, transport_plan) = impl_calculate_1D_ot(&a.to_owned_array(), &b.to_owned_array(), &cost.to_owned_array());
[INFO] [stdout]      |                                                                                                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `ArrayBase<OwnedRepr<i32>, Dim<...>>` and `ArrayBase<OwnedRepr<i32>, Dim<...>>` have similar names, but are actually distinct types
[INFO] [stdout] note: `ArrayBase<OwnedRepr<i32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.6/src/lib.rs:1268:1
[INFO] [stdout]      |
[INFO] [stdout] 1268 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `ArrayBase<OwnedRepr<i32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/lib.rs:1221:1
[INFO] [stdout]      |
[INFO] [stdout] 1221 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] note: function defined here
[INFO] [stdout]     --> src/lp_solver.rs:4:8
[INFO] [stdout]      |
[INFO] [stdout] 4    | pub fn calculate_1D_ot(a: &Array1::<i32>, b: &Array1::<i32>, cost: &Array2::<i32>) -> (i32, Array2::<u32>) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^ -----------------  -----------------  --------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_pyarray` found for struct `ArrayBase` in the current scope
[INFO] [stdout]   --> src/lib.rs:14:29
[INFO] [stdout]    |
[INFO] [stdout] 14 |    Ok((cost, transport_plan.into_pyarray(py).to_owned()))
[INFO] [stdout]    |                             ^^^^^^^^^^^^ help: there is a method with a similar name: `into_dyn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: arguments to this function are incorrect
[INFO] [stdout]     --> src/lib.rs:19:25
[INFO] [stdout]      |
[INFO] [stdout] 19   |    let transport_plan = impl_sinkhorn(a.to_owned_array(), b.to_owned_array(), cost.to_owned_array(), reg);
[INFO] [stdout]      |                         ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] note: expected `ArrayBase<OwnedRepr<f32>, Dim<...>>`, found a different `ArrayBase<OwnedRepr<f32>, Dim<...>>`
[INFO] [stdout]     --> src/lib.rs:19:39
[INFO] [stdout]      |
[INFO] [stdout] 19   |    let transport_plan = impl_sinkhorn(a.to_owned_array(), b.to_owned_array(), cost.to_owned_array(), reg);
[INFO] [stdout]      |                                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `ArrayBase<OwnedRepr<f32>, Dim<...>>` and `ArrayBase<OwnedRepr<f32>, Dim<...>>` have similar names, but are actually distinct types
[INFO] [stdout] note: `ArrayBase<OwnedRepr<f32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.6/src/lib.rs:1268:1
[INFO] [stdout]      |
[INFO] [stdout] 1268 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `ArrayBase<OwnedRepr<f32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/lib.rs:1221:1
[INFO] [stdout]      |
[INFO] [stdout] 1221 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] note: expected `ArrayBase<OwnedRepr<f32>, Dim<...>>`, found a different `ArrayBase<OwnedRepr<f32>, Dim<...>>`
[INFO] [stdout]     --> src/lib.rs:19:59
[INFO] [stdout]      |
[INFO] [stdout] 19   |    let transport_plan = impl_sinkhorn(a.to_owned_array(), b.to_owned_array(), cost.to_owned_array(), reg);
[INFO] [stdout]      |                                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `ArrayBase<OwnedRepr<f32>, Dim<...>>` and `ArrayBase<OwnedRepr<f32>, Dim<...>>` have similar names, but are actually distinct types
[INFO] [stdout] note: `ArrayBase<OwnedRepr<f32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.6/src/lib.rs:1268:1
[INFO] [stdout]      |
[INFO] [stdout] 1268 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `ArrayBase<OwnedRepr<f32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/lib.rs:1221:1
[INFO] [stdout]      |
[INFO] [stdout] 1221 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] note: expected `ArrayBase<OwnedRepr<f32>, Dim<...>>`, found a different `ArrayBase<OwnedRepr<f32>, Dim<...>>`
[INFO] [stdout]     --> src/lib.rs:19:79
[INFO] [stdout]      |
[INFO] [stdout] 19   |    let transport_plan = impl_sinkhorn(a.to_owned_array(), b.to_owned_array(), cost.to_owned_array(), reg);
[INFO] [stdout]      |                                                                               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `ArrayBase<OwnedRepr<f32>, Dim<...>>` and `ArrayBase<OwnedRepr<f32>, Dim<...>>` have similar names, but are actually distinct types
[INFO] [stdout] note: `ArrayBase<OwnedRepr<f32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.6/src/lib.rs:1268:1
[INFO] [stdout]      |
[INFO] [stdout] 1268 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `ArrayBase<OwnedRepr<f32>, Dim<...>>` is defined in crate `ndarray`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.13.1/src/lib.rs:1221:1
[INFO] [stdout]      |
[INFO] [stdout] 1221 | pub struct ArrayBase<S, D>
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] note: function defined here
[INFO] [stdout]     --> src/sinkhorn.rs:4:8
[INFO] [stdout]      |
[INFO] [stdout] 4    | pub fn sinkhorn(a: Array1< f32 >, b: Array1< f32 >, cost: Array2< f32 >, reg: f32) -> Array2< f32 >
[INFO] [stdout]      |        ^^^^^^^^ ----------------  ----------------  -------------------  --------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_pyarray` found for struct `ArrayBase` in the current scope
[INFO] [stdout]   --> src/lib.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |    Ok(transport_plan.into_pyarray(py).to_owned())
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: there is a method with a similar name: `into_dyn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `numpy::convert::IntoPyArray`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use numpy::convert::IntoPyArray;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `optimal-transport` due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "77894721c2bb2a3f2d1fd817c868e8f2452d138c73d2c7486f3842448dd8b5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77894721c2bb2a3f2d1fd817c868e8f2452d138c73d2c7486f3842448dd8b5ac", kill_on_drop: false }`
[INFO] [stdout] 77894721c2bb2a3f2d1fd817c868e8f2452d138c73d2c7486f3842448dd8b5ac
