[INFO] fetching crate rail 0.3.1...
[INFO] testing rail-0.3.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate rail 0.3.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rail 0.3.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rail 0.3.1
[INFO] finished tweaking crates.io crate rail 0.3.1
[INFO] tweaked toml for crates.io crate rail 0.3.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d28402513f57d938c8717dd98d524416468478a8781ddefca402496dfc4b0e95
[INFO] running `Command { std: "docker" "start" "-a" "d28402513f57d938c8717dd98d524416468478a8781ddefca402496dfc4b0e95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d28402513f57d938c8717dd98d524416468478a8781ddefca402496dfc4b0e95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d28402513f57d938c8717dd98d524416468478a8781ddefca402496dfc4b0e95", kill_on_drop: false }`
[INFO] [stdout] d28402513f57d938c8717dd98d524416468478a8781ddefca402496dfc4b0e95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75da5ecefe6b572441f66eac32dd20c7c444a75181ea5a2c3f08022ac10d0f1f
[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" "75da5ecefe6b572441f66eac32dd20c7c444a75181ea5a2c3f08022ac10d0f1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling arrayfire v3.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling rail v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/functions/loss.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type LossFuntion = Fn(&Matrix, &Matrix) -> f64;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix, &Matrix) -> f64`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/functions/loss.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type DLossFuntion = Fn(&Matrix, &Matrix) -> Matrix;
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix, &Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/functions/loss.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type LossFuntionGenerator = Fn() -> (Box<LossFuntion>, Box<DLossFuntion>);
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> (Box<LossFuntion>, Box<DLossFuntion>)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_gen`
[INFO] [stdout]  --> src/layers/dense.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     print_gen
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/dense.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |     activation: Box<Fn(Matrix) -> Matrix>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/dense.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 |     dactivation: Box<Fn(Matrix) -> Matrix>
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_gen`
[INFO] [stdout]  --> src/layers/conv.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     print_gen
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/conv.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |     activation: Box<Fn(Matrix) -> Matrix>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/conv.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |     dactivation: Box<Fn(Matrix) -> Matrix>
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/mod.rs:10:40
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn load_layer(src: &[&str]) -> Box<Layer> {
[INFO] [stdout]    |                                        ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/model.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 |     layers: Vec<Box<Layer>>,
[INFO] [stdout]    |                     ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/model.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |     layers: Vec<Box<Layer>>,
[INFO] [stdout]    |                     ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/model.rs:64:39
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn layer(mut self, layer: Box<Layer>) -> Self {
[INFO] [stdout]    |                                       ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/model.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 339 |         unimplemented!();
[INFO] [stdout]     |         ----------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 343 |         let mut fd = File::create(filename).expect("unable to create file!");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]    --> src/layers/conv.rs:126:24
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn deserialize(src: &[&str]) -> Box<Self> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]    --> src/model.rs:338:32
[INFO] [stdout]     |
[INFO] [stdout] 338 |     pub fn save_weights(&self, filename: &str) {
[INFO] [stdout]     |                                ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/model.rs:95:18
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn build(mut self, init: bool) -> Result<Model, ModelError> {
[INFO] [stdout]    |                  ----^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:315:13
[INFO] [stdout]     |
[INFO] [stdout] 315 |         let mut lines = buf.split('\n').collect::<Vec<_>>();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `convolve_valid`
[INFO] [stdout]   --> src/utils.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn convolve_valid(input: &Matrix, kernel: &Matrix) -> Matrix {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.54s
[INFO] running `Command { std: "docker" "inspect" "75da5ecefe6b572441f66eac32dd20c7c444a75181ea5a2c3f08022ac10d0f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75da5ecefe6b572441f66eac32dd20c7c444a75181ea5a2c3f08022ac10d0f1f", kill_on_drop: false }`
[INFO] [stdout] 75da5ecefe6b572441f66eac32dd20c7c444a75181ea5a2c3f08022ac10d0f1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e537b663d39f6a935821cf858a4b6e811d248ee6b36760b7afc0ecca114e0e61
[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" "e537b663d39f6a935821cf858a4b6e811d248ee6b36760b7afc0ecca114e0e61", kill_on_drop: false }`
[INFO] [stderr]    Compiling rail v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/functions/loss.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type LossFuntion = Fn(&Matrix, &Matrix) -> f64;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix, &Matrix) -> f64`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/functions/loss.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type DLossFuntion = Fn(&Matrix, &Matrix) -> Matrix;
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix, &Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/functions/loss.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type LossFuntionGenerator = Fn() -> (Box<LossFuntion>, Box<DLossFuntion>);
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> (Box<LossFuntion>, Box<DLossFuntion>)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_gen`
[INFO] [stdout]  --> src/layers/dense.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     print_gen
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/dense.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |     activation: Box<Fn(Matrix) -> Matrix>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/dense.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 |     dactivation: Box<Fn(Matrix) -> Matrix>
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_gen`
[INFO] [stdout]  --> src/layers/conv.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     print_gen
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/conv.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |     activation: Box<Fn(Matrix) -> Matrix>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/conv.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |     dactivation: Box<Fn(Matrix) -> Matrix>
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/mod.rs:10:40
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn load_layer(src: &[&str]) -> Box<Layer> {
[INFO] [stdout]    |                                        ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/model.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 |     layers: Vec<Box<Layer>>,
[INFO] [stdout]    |                     ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/model.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |     layers: Vec<Box<Layer>>,
[INFO] [stdout]    |                     ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/model.rs:64:39
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn layer(mut self, layer: Box<Layer>) -> Self {
[INFO] [stdout]    |                                       ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/model.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 339 |         unimplemented!();
[INFO] [stdout]     |         ----------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 343 |         let mut fd = File::create(filename).expect("unable to create file!");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]    --> src/layers/conv.rs:126:24
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn deserialize(src: &[&str]) -> Box<Self> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]    --> src/model.rs:338:32
[INFO] [stdout]     |
[INFO] [stdout] 338 |     pub fn save_weights(&self, filename: &str) {
[INFO] [stdout]     |                                ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/model.rs:95:18
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn build(mut self, init: bool) -> Result<Model, ModelError> {
[INFO] [stdout]    |                  ----^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:315:13
[INFO] [stdout]     |
[INFO] [stdout] 315 |         let mut lines = buf.split('\n').collect::<Vec<_>>();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `convolve_valid`
[INFO] [stdout]   --> src/utils.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn convolve_valid(input: &Matrix, kernel: &Matrix) -> Matrix {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arrayfire::print_gen`
[INFO] [stdout]   --> src/utils.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use arrayfire::print_gen;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/functions/loss.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type LossFuntion = Fn(&Matrix, &Matrix) -> f64;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix, &Matrix) -> f64`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/functions/loss.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type DLossFuntion = Fn(&Matrix, &Matrix) -> Matrix;
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix, &Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/functions/loss.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type LossFuntionGenerator = Fn() -> (Box<LossFuntion>, Box<DLossFuntion>);
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> (Box<LossFuntion>, Box<DLossFuntion>)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_gen`
[INFO] [stdout]  --> src/layers/dense.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     print_gen
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/dense.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |     activation: Box<Fn(Matrix) -> Matrix>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/dense.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 |     dactivation: Box<Fn(Matrix) -> Matrix>
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print_gen`
[INFO] [stdout]  --> src/layers/conv.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     print_gen
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/conv.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 |     activation: Box<Fn(Matrix) -> Matrix>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/conv.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |     dactivation: Box<Fn(Matrix) -> Matrix>
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Matrix) -> Matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/layers/mod.rs:10:40
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn load_layer(src: &[&str]) -> Box<Layer> {
[INFO] [stdout]    |                                        ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/model.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 |     layers: Vec<Box<Layer>>,
[INFO] [stdout]    |                     ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/model.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |     layers: Vec<Box<Layer>>,
[INFO] [stdout]    |                     ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/model.rs:64:39
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn layer(mut self, layer: Box<Layer>) -> Self {
[INFO] [stdout]    |                                       ^^^^^ help: use `dyn`: `dyn Layer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/model.rs:343:9
[INFO] [stdout]     |
[INFO] [stdout] 339 |         unimplemented!();
[INFO] [stdout]     |         ----------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 343 |         let mut fd = File::create(filename).expect("unable to create file!");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]    --> src/layers/conv.rs:126:24
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn deserialize(src: &[&str]) -> Box<Self> {
[INFO] [stdout]     |                        ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]    --> src/model.rs:338:32
[INFO] [stdout]     |
[INFO] [stdout] 338 |     pub fn save_weights(&self, filename: &str) {
[INFO] [stdout]     |                                ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/model.rs:95:18
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn build(mut self, init: bool) -> Result<Model, ModelError> {
[INFO] [stdout]    |                  ----^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/model.rs:315:13
[INFO] [stdout]     |
[INFO] [stdout] 315 |         let mut lines = buf.split('\n').collect::<Vec<_>>();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef" "/opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.2lqog7stv5ldkeg2.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/arrayfire/lib" "-L" "/opt/arrayfire/lib64" "-L" "/usr/local/lib" "-L" "/usr/lib" "-L" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-1a99bd050f5bcac9.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-c3c443d72de8b429.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-8b34c4c4a224fb59.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-b247e4f3706e4767.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-45a697d9a5a880a0.rlib" "/opt/rustwide/target/debug/deps/librand-774d55e0513e4cf4.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-05959220f3d9c613.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-92465686febfad6f.rlib" "/opt/rustwide/target/debug/deps/librand_hc-8df5fbc9d4c9d228.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-2e2626892e28fa67.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-ee26030b5d7c183d.rlib" "/opt/rustwide/target/debug/deps/librand_core-380e64ae2d5bf3a5.rlib" "/opt/rustwide/target/debug/deps/librand_os-b69c061fc380e693.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-fca9e9490ad3a3aa.rlib" "/opt/rustwide/target/debug/deps/librand_core-101776b4db6a4062.rlib" "/opt/rustwide/target/debug/deps/libarrayfire-f9b9fae2be666949.rlib" "/opt/rustwide/target/debug/deps/libhalf-217425841d14b9ca.rlib" "/opt/rustwide/target/debug/deps/liblibc-0a43f320b0d2a047.rlib" "/opt/rustwide/target/debug/deps/libnum-7a83fd734f0e02ad.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-d0a13f0b7a3dfa57.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-3ba4371ec4c806c0.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-a430b68351d0a87e.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-c12233c7f74b3e5a.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-08b140e4057d0003.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-543898718b5c2b80.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-bf21cfb31a9e28ca.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-f14aca24435a5414.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-48d342a8b48d1d01.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-14bc0820888c8eb3.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9cbd9e217bff06bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-31826136df98934e.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-075976a117c8fd5d.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2d5cbedfbf17a011.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0474372ff08c5319.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d437c34460d2315a.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-fb61ed1b8cc4de79.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bf76d1b643bfc9f0.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1b53aa7fddcf418.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-28585e57fac45c73.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-64801769bc15ab28.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-541997b56bb98660.rlib" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cdea3c81adab3d12.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.47.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-cd9f15a39fb65cbc.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.10.rcgu.o: in function `arrayfire::statistics::mean':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/statistics/mod.rs:101: undefined reference to `af_mean'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.10.rcgu.o: in function `arrayfire::core::data::tile':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/data.rs:498: undefined reference to `af_tile'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.10.rcgu.o: in function `arrayfire::algorithm::sum':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/algorithm/mod.rs:148: undefined reference to `af_sum'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.15.rcgu.o: in function `arrayfire::signal::convolve2':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/signal/mod.rs:725: undefined reference to `af_convolve2'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.3.rcgu.o: in function `arrayfire::core::arith::div_helper':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/arith.rs:424: undefined reference to `af_div'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.3.rcgu.o: in function `arrayfire::core::arith::mul_helper':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/arith.rs:424: undefined reference to `af_mul'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.3.rcgu.o: in function `arrayfire::core::arith::sub_helper':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/arith.rs:424: undefined reference to `af_sub'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.3.rcgu.o: in function `arrayfire::core::arith::exp':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/arith.rs:128: undefined reference to `af_exp'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.5.rcgu.o: in function `<arrayfire::core::array::Array<T> as core::clone::Clone>::clone':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/array.rs:694: undefined reference to `af_retain_array'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.5.rcgu.o: in function `<arrayfire::core::array::Array<T> as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/array.rs:710: undefined reference to `af_release_array'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.5.rcgu.o: in function `arrayfire::core::array::Array<T>::new':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/array.rs:228: undefined reference to `af_create_array'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.5.rcgu.o: in function `arrayfire::core::array::Array<T>::dims':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/array.rs:433: undefined reference to `af_get_dims'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.5.rcgu.o: in function `arrayfire::core::array::Array<T>::host':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/array.rs:525: undefined reference to `af_get_data_ptr'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.5.rcgu.o: in function `arrayfire::core::array::Array<T>::elements':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/array.rs:410: undefined reference to `af_get_elements'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rail-2447149eaff6a3ef.rail.47nsj9nl-cgu.5.rcgu.o: in function `arrayfire::core::array::Array<T>::is_scalar':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/array.rs:181: undefined reference to `af_is_scalar'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libarrayfire-f9b9fae2be666949.rlib(arrayfire-f9b9fae2be666949.arrayfire.2lerjm8q-cgu.10.rcgu.o): in function `arrayfire::core::error::get_last_error':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/error.rs:104: undefined reference to `af_get_last_error'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libarrayfire-f9b9fae2be666949.rlib(arrayfire-f9b9fae2be666949.arrayfire.2lerjm8q-cgu.11.rcgu.o): in function `arrayfire::core::util::free_host':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/util.rs:68: undefined reference to `af_free_host'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libarrayfire-f9b9fae2be666949.rlib(arrayfire-f9b9fae2be666949.arrayfire.2lerjm8q-cgu.2.rcgu.o): in function `<f64 as arrayfire::core::data::ConstGenerator>::generate':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.7.2/src/core/data.rs:244: undefined reference to `af_constant'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rail`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e537b663d39f6a935821cf858a4b6e811d248ee6b36760b7afc0ecca114e0e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e537b663d39f6a935821cf858a4b6e811d248ee6b36760b7afc0ecca114e0e61", kill_on_drop: false }`
[INFO] [stdout] e537b663d39f6a935821cf858a4b6e811d248ee6b36760b7afc0ecca114e0e61
