[INFO] fetching crate optimal-transport 0.2.0...
[INFO] building optimal-transport-0.2.0 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate optimal-transport 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate optimal-transport 0.2.0 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0e3717de35637e21403e6be5a779bfc1abce977e3325bf5497b01763a8b1cd5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b0e3717de35637e21403e6be5a779bfc1abce977e3325bf5497b01763a8b1cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0e3717de35637e21403e6be5a779bfc1abce977e3325bf5497b01763a8b1cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e3717de35637e21403e6be5a779bfc1abce977e3325bf5497b01763a8b1cd5", kill_on_drop: false }`
[INFO] [stdout] b0e3717de35637e21403e6be5a779bfc1abce977e3325bf5497b01763a8b1cd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b39763c075ed08bb462256ea8130bf9ae6b06b0702e69eb208738e0908d1a97
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0b39763c075ed08bb462256ea8130bf9ae6b06b0702e69eb208738e0908d1a97", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling pyo3 v0.11.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling mcmf v2.0.0
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling ndarray v0.15.2
[INFO] [stderr]    Compiling pyo3-derive-backend v0.11.1
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling pyo3cls v0.11.1
[INFO] [stderr]    Compiling indoc v0.3.6
[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]: mismatched types
[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]    |                                                      ^^^^^^^^^^^^^^^^^^^ expected struct `ArrayBase`, found struct `ndarray::ArrayBase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&ArrayBase<OwnedRepr<i32>, Dim<[usize; 1]>>`
[INFO] [stdout]               found reference `&ndarray::ArrayBase<ndarray::data_repr::OwnedRepr<i32>, ndarray::dimension::dim::Dim<[usize; 1]>>`
[INFO] [stdout]    = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[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]    |                                                                           ^^^^^^^^^^^^^^^^^^^ expected struct `ArrayBase`, found struct `ndarray::ArrayBase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&ArrayBase<OwnedRepr<i32>, Dim<[usize; 1]>>`
[INFO] [stdout]               found reference `&ndarray::ArrayBase<ndarray::data_repr::OwnedRepr<i32>, ndarray::dimension::dim::Dim<[usize; 1]>>`
[INFO] [stdout]    = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[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]    |                                                                                                ^^^^^^^^^^^^^^^^^^^^^^ expected struct `ArrayBase`, found struct `ndarray::ArrayBase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&ArrayBase<OwnedRepr<i32>, Dim<[usize; 2]>>`
[INFO] [stdout]               found reference `&ndarray::ArrayBase<ndarray::data_repr::OwnedRepr<i32>, ndarray::dimension::dim::Dim<[usize; 2]>>`
[INFO] [stdout]    = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_pyarray` found for struct `ArrayBase<OwnedRepr<u32>, Dim<[usize; 2]>>` 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]    |                             ^^^^^^^^^^^^ method not found in `ArrayBase<OwnedRepr<u32>, Dim<[usize; 2]>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[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]    |                                       ^^^^^^^^^^^^^^^^^^ expected struct `ArrayBase`, found struct `ndarray::ArrayBase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `ArrayBase<OwnedRepr<f32>, Dim<[usize; 1]>>`
[INFO] [stdout]               found struct `ndarray::ArrayBase<ndarray::data_repr::OwnedRepr<f32>, ndarray::dimension::dim::Dim<[usize; 1]>>`
[INFO] [stdout]    = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[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]    |                                                           ^^^^^^^^^^^^^^^^^^ expected struct `ArrayBase`, found struct `ndarray::ArrayBase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `ArrayBase<OwnedRepr<f32>, Dim<[usize; 1]>>`
[INFO] [stdout]               found struct `ndarray::ArrayBase<ndarray::data_repr::OwnedRepr<f32>, ndarray::dimension::dim::Dim<[usize; 1]>>`
[INFO] [stdout]    = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[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]    |                                                                               ^^^^^^^^^^^^^^^^^^^^^ expected struct `ArrayBase`, found struct `ndarray::ArrayBase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `ArrayBase<OwnedRepr<f32>, Dim<[usize; 2]>>`
[INFO] [stdout]               found struct `ndarray::ArrayBase<ndarray::data_repr::OwnedRepr<f32>, ndarray::dimension::dim::Dim<[usize; 2]>>`
[INFO] [stdout]    = note: perhaps two different versions of crate `ndarray` are being used?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_pyarray` found for struct `ArrayBase<OwnedRepr<f32>, Dim<[usize; 2]>>` 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]    |                      ^^^^^^^^^^^^ method not found in `ArrayBase<OwnedRepr<f32>, Dim<[usize; 2]>>`
[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 8 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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0b39763c075ed08bb462256ea8130bf9ae6b06b0702e69eb208738e0908d1a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b39763c075ed08bb462256ea8130bf9ae6b06b0702e69eb208738e0908d1a97", kill_on_drop: false }`
[INFO] [stdout] 0b39763c075ed08bb462256ea8130bf9ae6b06b0702e69eb208738e0908d1a97
