[INFO] cloning repository https://github.com/mwalczyk/spectrum_learn_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mwalczyk/spectrum_learn_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Fspectrum_learn_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Fspectrum_learn_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ff55f7439c55e81f8f596dfa409e062cd06441a9 [INFO] testing mwalczyk/spectrum_learn_rs against 1.75.0 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmwalczyk%2Fspectrum_learn_rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mwalczyk/spectrum_learn_rs on toolchain 1.75.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mwalczyk/spectrum_learn_rs [INFO] finished tweaking git repo https://github.com/mwalczyk/spectrum_learn_rs [INFO] tweaked toml for git repo https://github.com/mwalczyk/spectrum_learn_rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mwalczyk/spectrum_learn_rs 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded gl v0.6.1 [INFO] [stderr] Downloaded android_glue v0.2.2 [INFO] [stderr] Downloaded target_build_utils v0.3.0 [INFO] [stderr] Downloaded dlib v0.3.1 [INFO] [stderr] Downloaded shell32-sys v0.1.1 [INFO] [stderr] Downloaded core-graphics v0.4.2 [INFO] [stderr] Downloaded cgl v0.1.5 [INFO] [stderr] Downloaded wayland-scanner v0.7.8 [INFO] [stderr] Downloaded serde v0.8.23 [INFO] [stderr] Downloaded x11-dl v2.12.0 [INFO] [stderr] Downloaded khronos_api v1.0.0 [INFO] [stderr] Downloaded csv v0.15.0 [INFO] [stderr] Downloaded wayland-client v0.7.8 [INFO] [stderr] Downloaded glutin v0.7.4 [INFO] [stderr] Downloaded wayland-kbd v0.6.3 [INFO] [stderr] Downloaded wayland-window v0.4.4 [INFO] [stderr] Downloaded rustc-serialize v0.3.23 [INFO] [stderr] Downloaded cocoa v0.3.3 [INFO] [stderr] Downloaded core-graphics v0.3.2 [INFO] [stderr] Downloaded gl_generator v0.5.2 [INFO] [stderr] Downloaded cocoa v0.5.2 [INFO] [stderr] Downloaded winit v0.5.11 [INFO] [stderr] Downloaded gleam v0.2.32 [INFO] [stderr] Downloaded libloading v0.3.4 [INFO] [stderr] Downloaded tempfile v2.1.5 [INFO] [stderr] Downloaded fs2 v0.2.5 [INFO] [stderr] Downloaded xml-rs v0.3.6 [INFO] [stderr] Downloaded gdi32-sys v0.1.1 [INFO] [stderr] Downloaded dwmapi-sys v0.1.0 [INFO] [stderr] Downloaded wayland-sys v0.7.8 [INFO] [stderr] Downloaded memmap v0.4.0 [INFO] [stderr] Downloaded user32-sys v0.1.2 [INFO] [stderr] Downloaded lazy_static v0.2.5 [INFO] [stderr] Downloaded shared_library v0.1.5 [INFO] [stderr] Downloaded serde v0.9.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 638dd3f41f14cf25c38a411b2c6e60f6e2e85b24cfbc54814f0107933beebd71 [INFO] running `Command { std: "docker" "start" "-a" "638dd3f41f14cf25c38a411b2c6e60f6e2e85b24cfbc54814f0107933beebd71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "638dd3f41f14cf25c38a411b2c6e60f6e2e85b24cfbc54814f0107933beebd71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "638dd3f41f14cf25c38a411b2c6e60f6e2e85b24cfbc54814f0107933beebd71", kill_on_drop: false }` [INFO] [stdout] 638dd3f41f14cf25c38a411b2c6e60f6e2e85b24cfbc54814f0107933beebd71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c44802dba5215ff7b4fb2f60002305f4f3f54926c71406302439becbeca1f7e8 [INFO] running `Command { std: "docker" "start" "-a" "c44802dba5215ff7b4fb2f60002305f4f3f54926c71406302439becbeca1f7e8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.21 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling num-traits v0.1.37 [INFO] [stderr] Compiling itoa v0.3.1 [INFO] [stderr] Compiling dtoa v0.4.1 [INFO] [stderr] Compiling serde v0.9.12 [INFO] [stderr] Compiling lazy_static v0.2.5 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling log v0.3.7 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling khronos_api v1.0.0 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling byteorder v1.0.0 [INFO] [stderr] Compiling rustc-serialize v0.3.23 [INFO] [stderr] Compiling xml-rs v0.3.6 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Compiling phf v0.7.21 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling x11-dl v2.12.0 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling shared_library v0.1.5 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling tempfile v2.1.5 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling fs2 v0.2.5 [INFO] [stderr] Compiling wayland-scanner v0.7.8 [INFO] [stderr] Compiling gl_generator v0.5.2 [INFO] [stderr] Compiling memmap v0.4.0 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling target_build_utils v0.3.0 [INFO] [stderr] Compiling wayland-client v0.7.8 [INFO] [stderr] Compiling gl v0.6.1 [INFO] [stderr] Compiling glutin v0.7.4 [INFO] [stderr] Compiling csv v0.15.0 [INFO] [stderr] Compiling serde_json v0.9.9 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Compiling dlib v0.3.1 [INFO] [stderr] Compiling wayland-sys v0.7.8 [INFO] [stderr] Compiling wayland-window v0.4.4 [INFO] [stderr] Compiling wayland-kbd v0.6.3 [INFO] [stderr] Compiling winit v0.5.11 [INFO] [stderr] Compiling spectrum_learn_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `GLboolean`, `GLfloat`, `GLsizeiptr` [INFO] [stdout] --> src/program.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/program.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/program.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `GLboolean`, `GLchar`, `GLenum`, `GLint`, `GLuint` [INFO] [stdout] --> src/main.rs:11:26 [INFO] [stdout] | [INFO] [stdout] 11 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; [INFO] [stdout] | ^^^^^^ ^^^^^^ ^^^^^ ^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | / /// Setup the window [INFO] [stdout] 50 | | /// [INFO] [stdout] 51 | | /// [INFO] [stdout] | |_______^ [INFO] [stdout] 52 | let window = glutin::Window::new().unwrap(); [INFO] [stdout] | -------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | / /// Create a VBO and VAO for rendering the scatter plot [INFO] [stdout] 81 | | /// [INFO] [stdout] 82 | | /// [INFO] [stdout] | |___________^ [INFO] [stdout] 83 | gl::GenVertexArrays(1, &mut scatter_vao); [INFO] [stdout] | ---------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | / /// Create a VBO and VAO for rendering the best-fit line [INFO] [stdout] 99 | | /// [INFO] [stdout] 100 | | /// [INFO] [stdout] | |___________^ [INFO] [stdout] 101 | gl::GenVertexArrays(1, &mut line_vao); [INFO] [stdout] | ------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | / /// Bind the shader program that will be used to draw the [INFO] [stdout] 117 | | /// scatter plot as well as the best-fit line [INFO] [stdout] 118 | | /// [INFO] [stdout] 119 | | /// [INFO] [stdout] | |___________^ [INFO] [stdout] 120 | points_program.bind(); [INFO] [stdout] | --------------------- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `window_size` [INFO] [stdout] --> src/main.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | let window_size = window.get_inner_size(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shader_program` [INFO] [stdout] --> src/main.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | let mut shader_program = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shader_program` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut shader_program = 0; [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: struct `Line` is never constructed [INFO] [stdout] --> src/linear_regression.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Line { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/linear_regression.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `learning_rate` is never used [INFO] [stdout] --> src/linear_regression.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 18 | impl<'a> LinearRegression<'a> { [INFO] [stdout] | ----------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn learning_rate(mut self, rate: f32) -> LinearRegression<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unbind` is never used [INFO] [stdout] --> src/program.rs:100:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl Program { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn unbind(&self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | window.make_current(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = window.make_current(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | window.swap_buffers(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 154 | let _ = window.swap_buffers(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.82s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.23 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "c44802dba5215ff7b4fb2f60002305f4f3f54926c71406302439becbeca1f7e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c44802dba5215ff7b4fb2f60002305f4f3f54926c71406302439becbeca1f7e8", kill_on_drop: false }` [INFO] [stdout] c44802dba5215ff7b4fb2f60002305f4f3f54926c71406302439becbeca1f7e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91b472df7779c1a604ea1fe4cdf940ec96ffd173a3fc8eb797a0f4842e003cc1 [INFO] running `Command { std: "docker" "start" "-a" "91b472df7779c1a604ea1fe4cdf940ec96ffd173a3fc8eb797a0f4842e003cc1", kill_on_drop: false }` [INFO] [stderr] Compiling spectrum_learn_rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `GLboolean`, `GLfloat`, `GLsizeiptr` [INFO] [stdout] --> src/program.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/program.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/program.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `GLboolean`, `GLchar`, `GLenum`, `GLint`, `GLuint` [INFO] [stdout] --> src/main.rs:11:26 [INFO] [stdout] | [INFO] [stdout] 11 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; [INFO] [stdout] | ^^^^^^ ^^^^^^ ^^^^^ ^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | / /// Setup the window [INFO] [stdout] 50 | | /// [INFO] [stdout] 51 | | /// [INFO] [stdout] | |_______^ [INFO] [stdout] 52 | let window = glutin::Window::new().unwrap(); [INFO] [stdout] | -------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | / /// Create a VBO and VAO for rendering the scatter plot [INFO] [stdout] 81 | | /// [INFO] [stdout] 82 | | /// [INFO] [stdout] | |___________^ [INFO] [stdout] 83 | gl::GenVertexArrays(1, &mut scatter_vao); [INFO] [stdout] | ---------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | / /// Create a VBO and VAO for rendering the best-fit line [INFO] [stdout] 99 | | /// [INFO] [stdout] 100 | | /// [INFO] [stdout] | |___________^ [INFO] [stdout] 101 | gl::GenVertexArrays(1, &mut line_vao); [INFO] [stdout] | ------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/main.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | / /// Bind the shader program that will be used to draw the [INFO] [stdout] 117 | | /// scatter plot as well as the best-fit line [INFO] [stdout] 118 | | /// [INFO] [stdout] 119 | | /// [INFO] [stdout] | |___________^ [INFO] [stdout] 120 | points_program.bind(); [INFO] [stdout] | --------------------- rustdoc does not generate documentation for expressions [INFO] [stdout] | [INFO] [stdout] = help: use `//` for a plain comment [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `window_size` [INFO] [stdout] --> src/main.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | let window_size = window.get_inner_size(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shader_program` [INFO] [stdout] --> src/main.rs:67:13 [INFO] [stdout] | [INFO] [stdout] 67 | let mut shader_program = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shader_program` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut shader_program = 0; [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: struct `Line` is never constructed [INFO] [stdout] --> src/linear_regression.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Line { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/linear_regression.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `learning_rate` is never used [INFO] [stdout] --> src/linear_regression.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 18 | impl<'a> LinearRegression<'a> { [INFO] [stdout] | ----------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn learning_rate(mut self, rate: f32) -> LinearRegression<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `unbind` is never used [INFO] [stdout] --> src/program.rs:100:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl Program { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn unbind(&self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | window.make_current(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = window.make_current(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | window.swap_buffers(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 154 | let _ = window.swap_buffers(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.44s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.23 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "91b472df7779c1a604ea1fe4cdf940ec96ffd173a3fc8eb797a0f4842e003cc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91b472df7779c1a604ea1fe4cdf940ec96ffd173a3fc8eb797a0f4842e003cc1", kill_on_drop: false }` [INFO] [stdout] 91b472df7779c1a604ea1fe4cdf940ec96ffd173a3fc8eb797a0f4842e003cc1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 898c57ae2af831d75ea6dcba760a29737bded6f65f12b7d22fbf1bf87a267494 [INFO] running `Command { std: "docker" "start" "-a" "898c57ae2af831d75ea6dcba760a29737bded6f65f12b7d22fbf1bf87a267494", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `GLboolean`, `GLfloat`, `GLsizeiptr` [INFO] [stderr] --> src/program.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem` [INFO] [stderr] --> src/program.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/program.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `GLboolean`, `GLchar`, `GLenum`, `GLint`, `GLuint` [INFO] [stderr] --> src/main.rs:11:26 [INFO] [stderr] | [INFO] [stderr] 11 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; [INFO] [stderr] | ^^^^^^ ^^^^^^ ^^^^^ ^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | / /// Setup the window [INFO] [stderr] 50 | | /// [INFO] [stderr] 51 | | /// [INFO] [stderr] | |_______^ [INFO] [stderr] 52 | let window = glutin::Window::new().unwrap(); [INFO] [stderr] | -------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = help: use `//` for a plain comment [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:80:9 [INFO] [stderr] | [INFO] [stderr] 80 | / /// Create a VBO and VAO for rendering the scatter plot [INFO] [stderr] 81 | | /// [INFO] [stderr] 82 | | /// [INFO] [stderr] | |___________^ [INFO] [stderr] 83 | gl::GenVertexArrays(1, &mut scatter_vao); [INFO] [stderr] | ---------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stderr] | [INFO] [stderr] = help: use `//` for a plain comment [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:98:9 [INFO] [stderr] | [INFO] [stderr] 98 | / /// Create a VBO and VAO for rendering the best-fit line [INFO] [stderr] 99 | | /// [INFO] [stderr] 100 | | /// [INFO] [stderr] | |___________^ [INFO] [stderr] 101 | gl::GenVertexArrays(1, &mut line_vao); [INFO] [stderr] | ------------------------------------- rustdoc does not generate documentation for expressions [INFO] [stderr] | [INFO] [stderr] = help: use `//` for a plain comment [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/main.rs:116:9 [INFO] [stderr] | [INFO] [stderr] 116 | / /// Bind the shader program that will be used to draw the [INFO] [stderr] 117 | | /// scatter plot as well as the best-fit line [INFO] [stderr] 118 | | /// [INFO] [stderr] 119 | | /// [INFO] [stderr] | |___________^ [INFO] [stderr] 120 | points_program.bind(); [INFO] [stderr] | --------------------- rustdoc does not generate documentation for expressions [INFO] [stderr] | [INFO] [stderr] = help: use `//` for a plain comment [INFO] [stderr] [INFO] [stderr] warning: unused variable: `window_size` [INFO] [stderr] --> src/main.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | let window_size = window.get_inner_size(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `shader_program` [INFO] [stderr] --> src/main.rs:67:13 [INFO] [stderr] | [INFO] [stderr] 67 | let mut shader_program = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shader_program` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 67 | let mut shader_program = 0; [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `Line` is never constructed [INFO] [stderr] --> src/linear_regression.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | pub struct Line { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `Point` is never constructed [INFO] [stderr] --> src/linear_regression.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Point { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `learning_rate` is never used [INFO] [stderr] --> src/linear_regression.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 18 | impl<'a> LinearRegression<'a> { [INFO] [stderr] | ----------------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 33 | pub fn learning_rate(mut self, rate: f32) -> LinearRegression<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `unbind` is never used [INFO] [stderr] --> src/program.rs:100:12 [INFO] [stderr] | [INFO] [stderr] 24 | impl Program { [INFO] [stderr] | ------------ method in this implementation [INFO] [stderr] ... [INFO] [stderr] 100 | pub fn unbind(&self) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:70:9 [INFO] [stderr] | [INFO] [stderr] 70 | window.make_current(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 70 | let _ = window.make_current(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:154:9 [INFO] [stderr] | [INFO] [stderr] 154 | window.swap_buffers(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 154 | let _ = window.swap_buffers(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `spectrum_learn_rs` (bin "spectrum_learn_rs" test) generated 17 warnings (run `cargo fix --bin "spectrum_learn_rs" --tests` to apply 7 suggestions) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.23 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/spectrum_learn_rs-eda4ed808336c427) [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" "898c57ae2af831d75ea6dcba760a29737bded6f65f12b7d22fbf1bf87a267494", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "898c57ae2af831d75ea6dcba760a29737bded6f65f12b7d22fbf1bf87a267494", kill_on_drop: false }` [INFO] [stdout] 898c57ae2af831d75ea6dcba760a29737bded6f65f12b7d22fbf1bf87a267494