[INFO] cloning repository https://github.com/jaroslaw-weber/rust-ml-from-scratch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaroslaw-weber/rust-ml-from-scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaroslaw-weber%2Frust-ml-from-scratch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaroslaw-weber%2Frust-ml-from-scratch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6eaecb746eae46b8964018a9846b1aa6f911d3b7 [INFO] testing jaroslaw-weber/rust-ml-from-scratch against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaroslaw-weber%2Frust-ml-from-scratch" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jaroslaw-weber/rust-ml-from-scratch [INFO] finished tweaking git repo https://github.com/jaroslaw-weber/rust-ml-from-scratch [INFO] tweaked toml for git repo https://github.com/jaroslaw-weber/rust-ml-from-scratch written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jaroslaw-weber/rust-ml-from-scratch on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jaroslaw-weber/rust-ml-from-scratch 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded inflate v0.2.0 [INFO] [stderr] Downloaded num-iter v0.1.33 [INFO] [stderr] Downloaded color_quant v1.0.0 [INFO] [stderr] Downloaded enum_primitive v0.1.1 [INFO] [stderr] Downloaded adler32 v1.0.0 [INFO] [stderr] Downloaded num-rational v0.1.36 [INFO] [stderr] Downloaded lzw v0.10.0 [INFO] [stderr] Downloaded gif v0.9.1 [INFO] [stderr] Downloaded deque v0.3.2 [INFO] [stderr] Downloaded rayon v0.7.1 [INFO] [stderr] Downloaded num-traits v0.1.37 [INFO] [stderr] Downloaded image v0.13.0 [INFO] [stderr] Downloaded libc v0.2.23 [INFO] [stderr] Downloaded scoped_threadpool v0.1.7 [INFO] [stderr] Downloaded rand v0.3.15 [INFO] [stderr] Downloaded num-integer v0.1.34 [INFO] [stderr] Downloaded lazy_static v0.2.8 [INFO] [stderr] Downloaded bitflags v0.7.0 [INFO] [stderr] Downloaded byteorder v1.0.0 [INFO] [stderr] Downloaded png v0.7.0 [INFO] [stderr] Downloaded num_cpus v1.5.1 [INFO] [stderr] Downloaded jpeg-decoder v0.1.12 [INFO] [stderr] Downloaded rayon-core v1.0.2 [INFO] [stderr] Downloaded deflate v0.7.11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 347718dad7b2dcbd1812410223be2e34f775f2e0f5b3b1657223c51ccad02f13 [INFO] running `Command { std: "docker" "start" "-a" "347718dad7b2dcbd1812410223be2e34f775f2e0f5b3b1657223c51ccad02f13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "347718dad7b2dcbd1812410223be2e34f775f2e0f5b3b1657223c51ccad02f13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "347718dad7b2dcbd1812410223be2e34f775f2e0f5b3b1657223c51ccad02f13", kill_on_drop: false }` [INFO] [stdout] 347718dad7b2dcbd1812410223be2e34f775f2e0f5b3b1657223c51ccad02f13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4fcda52aed47cc3b2852c02b0da9e6a6aecb4f16cd25b3391f35d0df52c80ac [INFO] running `Command { std: "docker" "start" "-a" "d4fcda52aed47cc3b2852c02b0da9e6a6aecb4f16cd25b3391f35d0df52c80ac", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling num-traits v0.1.37 [INFO] [stderr] Compiling libc v0.2.23 [INFO] [stderr] Compiling rayon-core v1.0.2 [INFO] [stderr] Compiling byteorder v1.0.0 [INFO] [stderr] Compiling lazy_static v0.2.8 [INFO] [stderr] Compiling deque v0.3.2 [INFO] [stderr] Compiling adler32 v1.0.0 [INFO] [stderr] Compiling color_quant v1.0.0 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling inflate v0.2.0 [INFO] [stderr] Compiling scoped_threadpool v0.1.7 [INFO] [stderr] Compiling deflate v0.7.11 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling num_cpus v1.5.1 [INFO] [stderr] Compiling gif v0.9.1 [INFO] [stderr] Compiling num-integer v0.1.34 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling num-iter v0.1.33 [INFO] [stderr] Compiling num-rational v0.1.36 [INFO] [stderr] Compiling png v0.7.0 [INFO] [stderr] Compiling rayon v0.7.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.12 [INFO] [stderr] Compiling image v0.13.0 [INFO] [stderr] Compiling rust_machine_learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/matrix.rs:42:3 [INFO] [stdout] | [INFO] [stdout] 42 | (index as usize) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 42 - (index as usize) [INFO] [stdout] 42 + index as usize [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/matrix.rs:248:83 [INFO] [stdout] | [INFO] [stdout] 248 | pub fn matrix_on_matrix_operation(&self, other_matrix:&Matrix, combine_function:&Fn(f32,f32)->f32)->Matrix [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 248 | pub fn matrix_on_matrix_operation(&self, other_matrix:&Matrix, combine_function:&dyn Fn(f32,f32)->f32)->Matrix [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/matrix.rs:261:37 [INFO] [stdout] | [INFO] [stdout] 261 | pub fn map(&self, function_to_map:&Fn(f32)->f32)->Matrix [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 261 | pub fn map(&self, function_to_map:&dyn Fn(f32)->f32)->Matrix [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `sum`, `max`, and `divn` are never used [INFO] [stdout] --> src/matrix.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 16 | impl Matrix [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 131 | pub fn sum(&self)->f32 [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | pub fn max(&self)->f32 [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 184 | pub fn divn(&self, number:f32)->Matrix [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `softmax` is never used [INFO] [stdout] --> src/activations.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn softmax(x:&Matrix)->Matrix [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `softmax_stable` is never used [INFO] [stdout] --> src/activations.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn softmax_stable(x:&Matrix)->Matrix [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `relu` is never used [INFO] [stdout] --> src/activations.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn relu(x:&Matrix, derivative:bool)->Matrix [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.22s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "d4fcda52aed47cc3b2852c02b0da9e6a6aecb4f16cd25b3391f35d0df52c80ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4fcda52aed47cc3b2852c02b0da9e6a6aecb4f16cd25b3391f35d0df52c80ac", kill_on_drop: false }` [INFO] [stdout] d4fcda52aed47cc3b2852c02b0da9e6a6aecb4f16cd25b3391f35d0df52c80ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0fa098cab841278daa60e7c376ac288bbd64333ac3eb47221b3a66d399bc79bc [INFO] running `Command { std: "docker" "start" "-a" "0fa098cab841278daa60e7c376ac288bbd64333ac3eb47221b3a66d399bc79bc", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling rust_machine_learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/matrix.rs:42:3 [INFO] [stdout] | [INFO] [stdout] 42 | (index as usize) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 42 - (index as usize) [INFO] [stdout] 42 + index as usize [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/matrix.rs:248:83 [INFO] [stdout] | [INFO] [stdout] 248 | pub fn matrix_on_matrix_operation(&self, other_matrix:&Matrix, combine_function:&Fn(f32,f32)->f32)->Matrix [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 248 | pub fn matrix_on_matrix_operation(&self, other_matrix:&Matrix, combine_function:&dyn Fn(f32,f32)->f32)->Matrix [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/matrix.rs:261:37 [INFO] [stdout] | [INFO] [stdout] 261 | pub fn map(&self, function_to_map:&Fn(f32)->f32)->Matrix [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 261 | pub fn map(&self, function_to_map:&dyn Fn(f32)->f32)->Matrix [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `sum`, `max`, and `divn` are never used [INFO] [stdout] --> src/matrix.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 16 | impl Matrix [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 131 | pub fn sum(&self)->f32 [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | pub fn max(&self)->f32 [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 184 | pub fn divn(&self, number:f32)->Matrix [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `softmax` is never used [INFO] [stdout] --> src/activations.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn softmax(x:&Matrix)->Matrix [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `softmax_stable` is never used [INFO] [stdout] --> src/activations.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn softmax_stable(x:&Matrix)->Matrix [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `relu` is never used [INFO] [stdout] --> src/activations.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn relu(x:&Matrix, derivative:bool)->Matrix [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "0fa098cab841278daa60e7c376ac288bbd64333ac3eb47221b3a66d399bc79bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fa098cab841278daa60e7c376ac288bbd64333ac3eb47221b3a66d399bc79bc", kill_on_drop: false }` [INFO] [stdout] 0fa098cab841278daa60e7c376ac288bbd64333ac3eb47221b3a66d399bc79bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8175fe5e1e904d30070c07b66988d8eb048655b87a2255190a277ecbe149a6ac [INFO] running `Command { std: "docker" "start" "-a" "8175fe5e1e904d30070c07b66988d8eb048655b87a2255190a277ecbe149a6ac", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/matrix.rs:42:3 [INFO] [stderr] | [INFO] [stderr] 42 | (index as usize) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 42 - (index as usize) [INFO] [stderr] 42 + index as usize [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/matrix.rs:248:83 [INFO] [stderr] | [INFO] [stderr] 248 | pub fn matrix_on_matrix_operation(&self, other_matrix:&Matrix, combine_function:&Fn(f32,f32)->f32)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 248 | pub fn matrix_on_matrix_operation(&self, other_matrix:&Matrix, combine_function:&dyn Fn(f32,f32)->f32)->Matrix [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/matrix.rs:261:37 [INFO] [stderr] | [INFO] [stderr] 261 | pub fn map(&self, function_to_map:&Fn(f32)->f32)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 261 | pub fn map(&self, function_to_map:&dyn Fn(f32)->f32)->Matrix [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: methods `sum`, `max`, and `divn` are never used [INFO] [stderr] --> src/matrix.rs:131:9 [INFO] [stderr] | [INFO] [stderr] 16 | impl Matrix [INFO] [stderr] | ----------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 131 | pub fn sum(&self)->f32 [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 142 | pub fn max(&self)->f32 [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 184 | pub fn divn(&self, number:f32)->Matrix [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `softmax` is never used [INFO] [stderr] --> src/activations.rs:26:8 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn softmax(x:&Matrix)->Matrix [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `softmax_stable` is never used [INFO] [stderr] --> src/activations.rs:34:8 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn softmax_stable(x:&Matrix)->Matrix [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `relu` is never used [INFO] [stderr] --> src/activations.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn relu(x:&Matrix, derivative:bool)->Matrix [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust_machine_learning` (bin "rust_machine_learning" test) generated 7 warnings (run `cargo fix --bin "rust_machine_learning" --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_machine_learning-102bc3996524563c) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8175fe5e1e904d30070c07b66988d8eb048655b87a2255190a277ecbe149a6ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8175fe5e1e904d30070c07b66988d8eb048655b87a2255190a277ecbe149a6ac", kill_on_drop: false }` [INFO] [stdout] 8175fe5e1e904d30070c07b66988d8eb048655b87a2255190a277ecbe149a6ac