[INFO] fetching crate neuronika 0.2.0...
[INFO] testing neuronika-0.2.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate neuronika 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate neuronika 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 neuronika 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate neuronika 0.2.0
[INFO] tweaked toml for crates.io crate neuronika 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate neuronika 0.2.0 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.14
[INFO] [stderr]   Downloaded serde_json v1.0.73
[INFO] [stderr]   Downloaded libc v0.2.104
[INFO] [stderr]   Downloaded syn v1.0.83
[INFO] [stderr]   Downloaded thread-tree v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 607497565a9dbe59607e96eca3ffedbc7d793d09ac7261cd87c11dd23df82ec7
[INFO] running `Command { std: "docker" "start" "-a" "607497565a9dbe59607e96eca3ffedbc7d793d09ac7261cd87c11dd23df82ec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "607497565a9dbe59607e96eca3ffedbc7d793d09ac7261cd87c11dd23df82ec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "607497565a9dbe59607e96eca3ffedbc7d793d09ac7261cd87c11dd23df82ec7", kill_on_drop: false }`
[INFO] [stdout] 607497565a9dbe59607e96eca3ffedbc7d793d09ac7261cd87c11dd23df82ec7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ccf6767d950c70e7ec7af0f98c823cc0be3812c984a54c29443af256f6e669a3
[INFO] running `Command { std: "docker" "start" "-a" "ccf6767d950c70e7ec7af0f98c823cc0be3812c984a54c29443af256f6e669a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling syn v1.0.83
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling rand_distr v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling ndarray v0.15.4
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ndarray-rand v0.14.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling neuronika v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]    --> src/nn/mod.rs:635:20
[INFO] [stdout]     |
[INFO] [stdout] 635 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/variable/vardiff.rs:49:15
[INFO] [stdout]     |
[INFO] [stdout] 49  |     T: Data + 'static,
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]     |
[INFO] [stdout] 636 |         T: Data<Dim = Ix2> + 'static,
[INFO] [stdout]     |                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `U` may not live long enough
[INFO] [stdout]    --> src/nn/mod.rs:635:20
[INFO] [stdout]     |
[INFO] [stdout] 635 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `U` will meet its required lifetime bounds...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/variable/vardiff.rs:50:31
[INFO] [stdout]     |
[INFO] [stdout] 50  |     U: Gradient + Overwrite + 'static,
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]     |
[INFO] [stdout] 637 |         U: Gradient<Dim = Ix2> + Overwrite + 'static,
[INFO] [stdout]     |                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]    --> src/nn/mod.rs:729:20
[INFO] [stdout]     |
[INFO] [stdout] 729 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/variable/vardiff.rs:49:15
[INFO] [stdout]     |
[INFO] [stdout] 49  |     T: Data + 'static,
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]     |
[INFO] [stdout] 730 |         T: Data<Dim = Ix2> + 'static,
[INFO] [stdout]     |                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `U` may not live long enough
[INFO] [stdout]    --> src/nn/mod.rs:729:20
[INFO] [stdout]     |
[INFO] [stdout] 729 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `U` will meet its required lifetime bounds...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/variable/vardiff.rs:50:31
[INFO] [stdout]     |
[INFO] [stdout] 50  |     U: Gradient + Overwrite + 'static,
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]     |
[INFO] [stdout] 731 |         U: Gradient<Dim = Ix2> + Overwrite + 'static,
[INFO] [stdout]     |                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]    --> src/nn/mod.rs:835:20
[INFO] [stdout]     |
[INFO] [stdout] 835 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/variable/vardiff.rs:49:15
[INFO] [stdout]     |
[INFO] [stdout] 49  |     T: Data + 'static,
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]     |
[INFO] [stdout] 836 |         T: Data<Dim = Ix2> + 'static,
[INFO] [stdout]     |                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `U` may not live long enough
[INFO] [stdout]    --> src/nn/mod.rs:835:20
[INFO] [stdout]     |
[INFO] [stdout] 835 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `U` will meet its required lifetime bounds...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/variable/vardiff.rs:50:31
[INFO] [stdout]     |
[INFO] [stdout] 50  |     U: Gradient + Overwrite + 'static,
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]     |
[INFO] [stdout] 837 |         U: Gradient<Dim = Ix2> + Overwrite + 'static,
[INFO] [stdout]     |                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]    --> src/nn/mod.rs:958:20
[INFO] [stdout]     |
[INFO] [stdout] 958 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/variable/vardiff.rs:49:15
[INFO] [stdout]     |
[INFO] [stdout] 49  |     T: Data + 'static,
[INFO] [stdout]     |               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]     |
[INFO] [stdout] 959 |         T: Data<Dim = Ix3> + 'static,
[INFO] [stdout]     |                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `U` may not live long enough
[INFO] [stdout]    --> src/nn/mod.rs:958:20
[INFO] [stdout]     |
[INFO] [stdout] 958 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `U` will meet its required lifetime bounds...
[INFO] [stdout]     |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]    --> src/variable/vardiff.rs:50:31
[INFO] [stdout]     |
[INFO] [stdout] 50  |     U: Gradient + Overwrite + 'static,
[INFO] [stdout]     |                               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]     |
[INFO] [stdout] 960 |         U: Gradient<Dim = Ix3> + Overwrite + 'static,
[INFO] [stdout]     |                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> src/nn/mod.rs:1088:20
[INFO] [stdout]      |
[INFO] [stdout] 1088 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> src/variable/vardiff.rs:49:15
[INFO] [stdout]      |
[INFO] [stdout] 49   |     T: Data + 'static,
[INFO] [stdout]      |               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]      |
[INFO] [stdout] 1089 |         T: Data<Dim = Ix3> + 'static,
[INFO] [stdout]      |                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `U` may not live long enough
[INFO] [stdout]     --> src/nn/mod.rs:1088:20
[INFO] [stdout]      |
[INFO] [stdout] 1088 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `U` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> src/variable/vardiff.rs:50:31
[INFO] [stdout]      |
[INFO] [stdout] 50   |     U: Gradient + Overwrite + 'static,
[INFO] [stdout]      |                               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]      |
[INFO] [stdout] 1090 |         U: Gradient<Dim = Ix3> + Overwrite + 'static,
[INFO] [stdout]      |                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> src/nn/mod.rs:1210:20
[INFO] [stdout]      |
[INFO] [stdout] 1210 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> src/variable/vardiff.rs:49:15
[INFO] [stdout]      |
[INFO] [stdout] 49   |     T: Data + 'static,
[INFO] [stdout]      |               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]      |
[INFO] [stdout] 1211 |         T: Data<Dim = Ix4> + 'static,
[INFO] [stdout]      |                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `U` may not live long enough
[INFO] [stdout]     --> src/nn/mod.rs:1210:20
[INFO] [stdout]      |
[INFO] [stdout] 1210 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `U` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> src/variable/vardiff.rs:50:31
[INFO] [stdout]      |
[INFO] [stdout] 50   |     U: Gradient + Overwrite + 'static,
[INFO] [stdout]      |                               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]      |
[INFO] [stdout] 1212 |         U: Gradient<Dim = Ix4> + Overwrite + 'static,
[INFO] [stdout]      |                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> src/nn/mod.rs:1347:20
[INFO] [stdout]      |
[INFO] [stdout] 1347 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> src/variable/vardiff.rs:49:15
[INFO] [stdout]      |
[INFO] [stdout] 49   |     T: Data + 'static,
[INFO] [stdout]      |               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]      |
[INFO] [stdout] 1348 |         T: Data<Dim = Ix4> + 'static,
[INFO] [stdout]      |                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `U` may not live long enough
[INFO] [stdout]     --> src/nn/mod.rs:1347:20
[INFO] [stdout]      |
[INFO] [stdout] 1347 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `U` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> src/variable/vardiff.rs:50:31
[INFO] [stdout]      |
[INFO] [stdout] 50   |     U: Gradient + Overwrite + 'static,
[INFO] [stdout]      |                               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]      |
[INFO] [stdout] 1349 |         U: Gradient<Dim = Ix4> + Overwrite + 'static,
[INFO] [stdout]      |                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> src/nn/mod.rs:1476:20
[INFO] [stdout]      |
[INFO] [stdout] 1476 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> src/variable/vardiff.rs:49:15
[INFO] [stdout]      |
[INFO] [stdout] 49   |     T: Data + 'static,
[INFO] [stdout]      |               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]      |
[INFO] [stdout] 1477 |         T: Data<Dim = Ix5> + 'static,
[INFO] [stdout]      |                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `U` may not live long enough
[INFO] [stdout]     --> src/nn/mod.rs:1476:20
[INFO] [stdout]      |
[INFO] [stdout] 1476 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `U` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> src/variable/vardiff.rs:50:31
[INFO] [stdout]      |
[INFO] [stdout] 50   |     U: Gradient + Overwrite + 'static,
[INFO] [stdout]      |                               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]      |
[INFO] [stdout] 1478 |         U: Gradient<Dim = Ix5> + Overwrite + 'static,
[INFO] [stdout]      |                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> src/nn/mod.rs:1615:20
[INFO] [stdout]      |
[INFO] [stdout] 1615 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> src/variable/vardiff.rs:49:15
[INFO] [stdout]      |
[INFO] [stdout] 49   |     T: Data + 'static,
[INFO] [stdout]      |               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]      |
[INFO] [stdout] 1616 |         T: Data<Dim = Ix5> + 'static,
[INFO] [stdout]      |                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0310]: the parameter type `U` may not live long enough
[INFO] [stdout]     --> src/nn/mod.rs:1615:20
[INFO] [stdout]      |
[INFO] [stdout] 1615 |         I::Output: Into<VarDiff<T, U>>,
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^ ...so that the type `U` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> src/variable/vardiff.rs:50:31
[INFO] [stdout]      |
[INFO] [stdout] 50   |     U: Gradient + Overwrite + 'static,
[INFO] [stdout]      |                               ^^^^^^^
[INFO] [stdout] help: consider adding an explicit lifetime bound...
[INFO] [stdout]      |
[INFO] [stdout] 1617 |         U: Gradient<Dim = Ix5> + Overwrite + 'static,
[INFO] [stdout]      |                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 18 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neuronika` due to 19 previous errors
[INFO] running `Command { std: "docker" "inspect" "ccf6767d950c70e7ec7af0f98c823cc0be3812c984a54c29443af256f6e669a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccf6767d950c70e7ec7af0f98c823cc0be3812c984a54c29443af256f6e669a3", kill_on_drop: false }`
[INFO] [stdout] ccf6767d950c70e7ec7af0f98c823cc0be3812c984a54c29443af256f6e669a3
