Oct 12 16:52:06.817 INFO checking mwalczyk/spectrum_learn_rs against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977 Oct 12 16:52:06.817 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Oct 12 16:52:07.198 INFO blam! 9539b4577b2eee78c6c77278d01f6b9632221f5bc11314589e33a511d790a76d Oct 12 16:52:07.205 INFO running `"docker" "start" "-a" "9539b4577b2eee78c6c77278d01f6b9632221f5bc11314589e33a511d790a76d"` Oct 12 16:52:08.376 INFO kablam! usermod: no changes Oct 12 16:52:08.572 INFO kablam! Compiling serde v0.9.12 Oct 12 16:52:08.573 INFO kablam! Checking shared_library v0.1.5 Oct 12 16:52:08.573 INFO kablam! Compiling phf_generator v0.7.21 Oct 12 16:52:08.573 INFO kablam! Checking x11-dl v2.12.0 Oct 12 16:52:09.512 INFO kablam! Compiling phf_codegen v0.7.21 Oct 12 16:52:09.784 INFO kablam! Checking osmesa-sys v0.1.2 Oct 12 16:52:10.586 INFO kablam! Compiling target_build_utils v0.3.0 Oct 12 16:52:25.764 INFO kablam! Compiling serde_json v0.9.9 Oct 12 16:52:32.937 INFO kablam! Compiling libloading v0.3.4 Oct 12 16:52:35.677 INFO kablam! Checking dlib v0.3.1 Oct 12 16:52:36.026 INFO kablam! Checking wayland-sys v0.7.8 Oct 12 16:52:36.559 INFO kablam! Checking wayland-client v0.7.8 Oct 12 16:52:38.205 INFO kablam! Checking wayland-window v0.4.4 Oct 12 16:52:38.206 INFO kablam! Checking wayland-kbd v0.6.3 Oct 12 16:52:40.071 INFO kablam! Checking winit v0.5.11 Oct 12 16:52:41.623 INFO kablam! Checking glutin v0.7.4 Oct 12 16:52:43.360 INFO kablam! Checking spectrum_learn_rs v0.1.0 (/source) Oct 12 16:52:44.332 INFO kablam! warning: unused imports: `GLboolean`, `GLfloat`, `GLsizeiptr` Oct 12 16:52:44.332 INFO kablam! --> src/program.rs:3:17 Oct 12 16:52:44.332 INFO kablam! | Oct 12 16:52:44.332 INFO kablam! 3 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; Oct 12 16:52:44.332 INFO kablam! | ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^ Oct 12 16:52:44.332 INFO kablam! | Oct 12 16:52:44.333 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 12 16:52:44.333 INFO kablam! Oct 12 16:52:44.333 INFO kablam! warning: unused import: `std::mem` Oct 12 16:52:44.333 INFO kablam! --> src/program.rs:4:5 Oct 12 16:52:44.333 INFO kablam! | Oct 12 16:52:44.333 INFO kablam! 4 | use std::mem; Oct 12 16:52:44.333 INFO kablam! | ^^^^^^^^ Oct 12 16:52:44.333 INFO kablam! Oct 12 16:52:44.333 INFO kablam! warning: unused import: `std::error::Error` Oct 12 16:52:44.333 INFO kablam! --> src/program.rs:9:5 Oct 12 16:52:44.333 INFO kablam! | Oct 12 16:52:44.333 INFO kablam! 9 | use std::error::Error; Oct 12 16:52:44.333 INFO kablam! | ^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.333 INFO kablam! Oct 12 16:52:44.333 INFO kablam! warning: unused imports: `GLboolean`, `GLchar`, `GLenum`, `GLint`, `GLuint` Oct 12 16:52:44.333 INFO kablam! --> src/main.rs:11:26 Oct 12 16:52:44.333 INFO kablam! | Oct 12 16:52:44.333 INFO kablam! 11 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; Oct 12 16:52:44.333 INFO kablam! | ^^^^^^ ^^^^^^ ^^^^^ ^^^^^^ ^^^^^^^^^ Oct 12 16:52:44.333 INFO kablam! Oct 12 16:52:44.333 INFO kablam! warning: doc comment not used by rustdoc Oct 12 16:52:44.333 INFO kablam! --> src/main.rs:49:5 Oct 12 16:52:44.333 INFO kablam! | Oct 12 16:52:44.333 INFO kablam! 49 | /// Setup the window Oct 12 16:52:44.333 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.333 INFO kablam! | Oct 12 16:52:44.333 INFO kablam! = note: #[warn(unused_doc_comments)] on by default Oct 12 16:52:44.333 INFO kablam! Oct 12 16:52:44.333 INFO kablam! warning: doc comment not used by rustdoc Oct 12 16:52:44.333 INFO kablam! --> src/main.rs:80:9 Oct 12 16:52:44.333 INFO kablam! | Oct 12 16:52:44.333 INFO kablam! 80 | /// Create a VBO and VAO for rendering the scatter plot Oct 12 16:52:44.333 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.333 INFO kablam! Oct 12 16:52:44.333 INFO kablam! warning: doc comment not used by rustdoc Oct 12 16:52:44.333 INFO kablam! --> src/main.rs:98:9 Oct 12 16:52:44.333 INFO kablam! | Oct 12 16:52:44.333 INFO kablam! 98 | /// Create a VBO and VAO for rendering the best-fit line Oct 12 16:52:44.333 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.333 INFO kablam! Oct 12 16:52:44.333 INFO kablam! warning: doc comment not used by rustdoc Oct 12 16:52:44.333 INFO kablam! --> src/main.rs:116:9 Oct 12 16:52:44.333 INFO kablam! | Oct 12 16:52:44.333 INFO kablam! 116 | /// Bind the shader program that will be used to draw the Oct 12 16:52:44.333 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.333 INFO kablam! Oct 12 16:52:44.340 INFO kablam! warning: unused imports: `GLboolean`, `GLfloat`, `GLsizeiptr` Oct 12 16:52:44.340 INFO kablam! --> src/program.rs:3:17 Oct 12 16:52:44.340 INFO kablam! | Oct 12 16:52:44.340 INFO kablam! 3 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; Oct 12 16:52:44.340 INFO kablam! | ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^ Oct 12 16:52:44.340 INFO kablam! | Oct 12 16:52:44.340 INFO kablam! = note: #[warn(unused_imports)] on by default Oct 12 16:52:44.340 INFO kablam! Oct 12 16:52:44.340 INFO kablam! warning: unused import: `std::mem` Oct 12 16:52:44.340 INFO kablam! --> src/program.rs:4:5 Oct 12 16:52:44.340 INFO kablam! | Oct 12 16:52:44.340 INFO kablam! 4 | use std::mem; Oct 12 16:52:44.340 INFO kablam! | ^^^^^^^^ Oct 12 16:52:44.340 INFO kablam! Oct 12 16:52:44.340 INFO kablam! warning: unused import: `std::error::Error` Oct 12 16:52:44.340 INFO kablam! --> src/program.rs:9:5 Oct 12 16:52:44.340 INFO kablam! | Oct 12 16:52:44.340 INFO kablam! 9 | use std::error::Error; Oct 12 16:52:44.340 INFO kablam! | ^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.340 INFO kablam! Oct 12 16:52:44.340 INFO kablam! warning: unused imports: `GLboolean`, `GLchar`, `GLenum`, `GLint`, `GLuint` Oct 12 16:52:44.340 INFO kablam! --> src/main.rs:11:26 Oct 12 16:52:44.340 INFO kablam! | Oct 12 16:52:44.341 INFO kablam! 11 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; Oct 12 16:52:44.341 INFO kablam! | ^^^^^^ ^^^^^^ ^^^^^ ^^^^^^ ^^^^^^^^^ Oct 12 16:52:44.341 INFO kablam! Oct 12 16:52:44.341 INFO kablam! warning: doc comment not used by rustdoc Oct 12 16:52:44.341 INFO kablam! --> src/main.rs:49:5 Oct 12 16:52:44.341 INFO kablam! | Oct 12 16:52:44.341 INFO kablam! 49 | /// Setup the window Oct 12 16:52:44.341 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.341 INFO kablam! | Oct 12 16:52:44.344 INFO kablam! = note: #[warn(unused_doc_comments)] on by default Oct 12 16:52:44.344 INFO kablam! Oct 12 16:52:44.344 INFO kablam! warning: doc comment not used by rustdoc Oct 12 16:52:44.344 INFO kablam! --> src/main.rs:80:9 Oct 12 16:52:44.344 INFO kablam! | Oct 12 16:52:44.344 INFO kablam! 80 | /// Create a VBO and VAO for rendering the scatter plot Oct 12 16:52:44.344 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.344 INFO kablam! Oct 12 16:52:44.344 INFO kablam! warning: doc comment not used by rustdoc Oct 12 16:52:44.344 INFO kablam! --> src/main.rs:98:9 Oct 12 16:52:44.344 INFO kablam! | Oct 12 16:52:44.344 INFO kablam! 98 | /// Create a VBO and VAO for rendering the best-fit line Oct 12 16:52:44.344 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.344 INFO kablam! Oct 12 16:52:44.344 INFO kablam! warning: doc comment not used by rustdoc Oct 12 16:52:44.344 INFO kablam! --> src/main.rs:116:9 Oct 12 16:52:44.344 INFO kablam! | Oct 12 16:52:44.344 INFO kablam! 116 | /// Bind the shader program that will be used to draw the Oct 12 16:52:44.344 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.344 INFO kablam! Oct 12 16:52:44.456 INFO kablam! warning: unused variable: `window_size` Oct 12 16:52:44.456 INFO kablam! --> src/main.rs:53:9 Oct 12 16:52:44.456 INFO kablam! | Oct 12 16:52:44.456 INFO kablam! 53 | let window_size = window.get_inner_size(); Oct 12 16:52:44.456 INFO kablam! | ^^^^^^^^^^^ help: consider using `_window_size` instead Oct 12 16:52:44.456 INFO kablam! | Oct 12 16:52:44.456 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 16:52:44.456 INFO kablam! Oct 12 16:52:44.456 INFO kablam! warning: unused variable: `shader_program` Oct 12 16:52:44.456 INFO kablam! --> src/main.rs:67:13 Oct 12 16:52:44.456 INFO kablam! | Oct 12 16:52:44.456 INFO kablam! 67 | let mut shader_program = 0; Oct 12 16:52:44.456 INFO kablam! | ^^^^^^^^^^^^^^ help: consider using `_shader_program` instead Oct 12 16:52:44.456 INFO kablam! Oct 12 16:52:44.464 INFO kablam! warning: variable does not need to be mutable Oct 12 16:52:44.464 INFO kablam! --> src/main.rs:67:9 Oct 12 16:52:44.464 INFO kablam! | Oct 12 16:52:44.464 INFO kablam! 67 | let mut shader_program = 0; Oct 12 16:52:44.464 INFO kablam! | ----^^^^^^^^^^^^^^ Oct 12 16:52:44.464 INFO kablam! | | Oct 12 16:52:44.464 INFO kablam! | help: remove this `mut` Oct 12 16:52:44.464 INFO kablam! | Oct 12 16:52:44.464 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 12 16:52:44.464 INFO kablam! Oct 12 16:52:44.473 INFO kablam! warning: struct is never constructed: `Line` Oct 12 16:52:44.473 INFO kablam! --> src/linear_regression.rs:1:1 Oct 12 16:52:44.473 INFO kablam! | Oct 12 16:52:44.473 INFO kablam! 1 | pub struct Line { Oct 12 16:52:44.473 INFO kablam! | ^^^^^^^^^^^^^^^ Oct 12 16:52:44.473 INFO kablam! | Oct 12 16:52:44.473 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 16:52:44.473 INFO kablam! Oct 12 16:52:44.473 INFO kablam! warning: struct is never constructed: `Point` Oct 12 16:52:44.473 INFO kablam! --> src/linear_regression.rs:6:1 Oct 12 16:52:44.473 INFO kablam! | Oct 12 16:52:44.474 INFO kablam! 6 | pub struct Point { Oct 12 16:52:44.474 INFO kablam! | ^^^^^^^^^^^^^^^^ Oct 12 16:52:44.474 INFO kablam! Oct 12 16:52:44.474 INFO kablam! warning: method is never used: `learning_rate` Oct 12 16:52:44.474 INFO kablam! --> src/linear_regression.rs:33:5 Oct 12 16:52:44.474 INFO kablam! | Oct 12 16:52:44.474 INFO kablam! 33 | pub fn learning_rate(mut self, rate: f32) -> LinearRegression<'a> { Oct 12 16:52:44.474 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.474 INFO kablam! Oct 12 16:52:44.474 INFO kablam! warning: method is never used: `unbind` Oct 12 16:52:44.474 INFO kablam! --> src/program.rs:100:5 Oct 12 16:52:44.474 INFO kablam! | Oct 12 16:52:44.474 INFO kablam! 100 | pub fn unbind(&self) { Oct 12 16:52:44.474 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.474 INFO kablam! Oct 12 16:52:44.494 INFO kablam! warning: unused `std::result::Result` which must be used Oct 12 16:52:44.494 INFO kablam! --> src/main.rs:70:9 Oct 12 16:52:44.494 INFO kablam! | Oct 12 16:52:44.494 INFO kablam! 70 | window.make_current(); Oct 12 16:52:44.494 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.495 INFO kablam! | Oct 12 16:52:44.495 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 12 16:52:44.495 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 12 16:52:44.495 INFO kablam! Oct 12 16:52:44.495 INFO kablam! warning: unused `std::result::Result` which must be used Oct 12 16:52:44.495 INFO kablam! --> src/main.rs:154:9 Oct 12 16:52:44.495 INFO kablam! | Oct 12 16:52:44.496 INFO kablam! 154 | window.swap_buffers(); Oct 12 16:52:44.496 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.496 INFO kablam! | Oct 12 16:52:44.496 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 12 16:52:44.496 INFO kablam! Oct 12 16:52:44.504 INFO kablam! warning: unused variable: `window_size` Oct 12 16:52:44.504 INFO kablam! --> src/main.rs:53:9 Oct 12 16:52:44.504 INFO kablam! | Oct 12 16:52:44.504 INFO kablam! 53 | let window_size = window.get_inner_size(); Oct 12 16:52:44.508 INFO kablam! | ^^^^^^^^^^^ help: consider using `_window_size` instead Oct 12 16:52:44.508 INFO kablam! | Oct 12 16:52:44.508 INFO kablam! = note: #[warn(unused_variables)] on by default Oct 12 16:52:44.508 INFO kablam! Oct 12 16:52:44.508 INFO kablam! warning: unused variable: `shader_program` Oct 12 16:52:44.508 INFO kablam! --> src/main.rs:67:13 Oct 12 16:52:44.508 INFO kablam! | Oct 12 16:52:44.508 INFO kablam! 67 | let mut shader_program = 0; Oct 12 16:52:44.508 INFO kablam! | ^^^^^^^^^^^^^^ help: consider using `_shader_program` instead Oct 12 16:52:44.508 INFO kablam! Oct 12 16:52:44.532 INFO kablam! warning: variable does not need to be mutable Oct 12 16:52:44.532 INFO kablam! --> src/main.rs:67:9 Oct 12 16:52:44.532 INFO kablam! | Oct 12 16:52:44.532 INFO kablam! 67 | let mut shader_program = 0; Oct 12 16:52:44.532 INFO kablam! | ----^^^^^^^^^^^^^^ Oct 12 16:52:44.532 INFO kablam! | | Oct 12 16:52:44.532 INFO kablam! | help: remove this `mut` Oct 12 16:52:44.532 INFO kablam! | Oct 12 16:52:44.532 INFO kablam! = note: #[warn(unused_mut)] on by default Oct 12 16:52:44.532 INFO kablam! Oct 12 16:52:44.548 INFO kablam! warning: struct is never constructed: `Line` Oct 12 16:52:44.548 INFO kablam! --> src/linear_regression.rs:1:1 Oct 12 16:52:44.548 INFO kablam! | Oct 12 16:52:44.548 INFO kablam! 1 | pub struct Line { Oct 12 16:52:44.548 INFO kablam! | ^^^^^^^^^^^^^^^ Oct 12 16:52:44.548 INFO kablam! | Oct 12 16:52:44.548 INFO kablam! = note: #[warn(dead_code)] on by default Oct 12 16:52:44.548 INFO kablam! Oct 12 16:52:44.548 INFO kablam! warning: struct is never constructed: `Point` Oct 12 16:52:44.548 INFO kablam! --> src/linear_regression.rs:6:1 Oct 12 16:52:44.548 INFO kablam! | Oct 12 16:52:44.548 INFO kablam! 6 | pub struct Point { Oct 12 16:52:44.548 INFO kablam! | ^^^^^^^^^^^^^^^^ Oct 12 16:52:44.548 INFO kablam! Oct 12 16:52:44.548 INFO kablam! warning: method is never used: `learning_rate` Oct 12 16:52:44.548 INFO kablam! --> src/linear_regression.rs:33:5 Oct 12 16:52:44.548 INFO kablam! | Oct 12 16:52:44.548 INFO kablam! 33 | pub fn learning_rate(mut self, rate: f32) -> LinearRegression<'a> { Oct 12 16:52:44.548 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.548 INFO kablam! Oct 12 16:52:44.548 INFO kablam! warning: method is never used: `unbind` Oct 12 16:52:44.549 INFO kablam! --> src/program.rs:100:5 Oct 12 16:52:44.549 INFO kablam! | Oct 12 16:52:44.549 INFO kablam! 100 | pub fn unbind(&self) { Oct 12 16:52:44.549 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.549 INFO kablam! Oct 12 16:52:44.580 INFO kablam! warning: unused `std::result::Result` which must be used Oct 12 16:52:44.580 INFO kablam! --> src/main.rs:70:9 Oct 12 16:52:44.581 INFO kablam! | Oct 12 16:52:44.581 INFO kablam! 70 | window.make_current(); Oct 12 16:52:44.581 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.581 INFO kablam! | Oct 12 16:52:44.581 INFO kablam! = note: #[warn(unused_must_use)] on by default Oct 12 16:52:44.581 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 12 16:52:44.582 INFO kablam! Oct 12 16:52:44.582 INFO kablam! warning: unused `std::result::Result` which must be used Oct 12 16:52:44.582 INFO kablam! --> src/main.rs:154:9 Oct 12 16:52:44.582 INFO kablam! | Oct 12 16:52:44.582 INFO kablam! 154 | window.swap_buffers(); Oct 12 16:52:44.582 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^ Oct 12 16:52:44.583 INFO kablam! | Oct 12 16:52:44.583 INFO kablam! = note: this `Result` may be an `Err` variant, which should be handled Oct 12 16:52:44.583 INFO kablam! Oct 12 16:52:44.616 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 36.19s Oct 12 16:52:44.629 INFO kablam! su: No module specific data is present Oct 12 16:52:45.512 INFO running `"docker" "rm" "-f" "9539b4577b2eee78c6c77278d01f6b9632221f5bc11314589e33a511d790a76d"` Oct 12 16:52:45.832 INFO blam! 9539b4577b2eee78c6c77278d01f6b9632221f5bc11314589e33a511d790a76d