Dec 17 19:06:28.998 INFO checking mwalczyk/spectrum_learn_rs against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252 Dec 17 19:06:28.998 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/mwalczyk/spectrum_learn_rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"` Dec 17 19:06:29.231 INFO [stdout] 5f1ee0314821d7c1dddeccea0decc8580dba0a3399332fc50788e39556660961 Dec 17 19:06:29.233 INFO running `"docker" "start" "-a" "5f1ee0314821d7c1dddeccea0decc8580dba0a3399332fc50788e39556660961"` Dec 17 19:06:29.988 INFO [stderr] Checking shared_library v0.1.5 Dec 17 19:06:29.988 INFO [stderr] Checking x11-dl v2.12.0 Dec 17 19:06:30.000 INFO [stderr] Checking libloading v0.3.4 Dec 17 19:06:30.526 INFO [stderr] Checking osmesa-sys v0.1.2 Dec 17 19:06:30.687 INFO [stderr] Checking dlib v0.3.1 Dec 17 19:06:31.136 INFO [stderr] Checking wayland-sys v0.7.8 Dec 17 19:06:31.548 INFO [stderr] Checking wayland-client v0.7.8 Dec 17 19:06:33.492 INFO [stderr] Checking wayland-window v0.4.4 Dec 17 19:06:33.492 INFO [stderr] Checking wayland-kbd v0.6.3 Dec 17 19:06:35.088 INFO [stderr] Checking winit v0.5.11 Dec 17 19:06:36.345 INFO [stderr] Checking glutin v0.7.4 Dec 17 19:06:37.904 INFO [stderr] Checking spectrum_learn_rs v0.1.0 (/opt/crater/workdir) Dec 17 19:06:38.256 INFO [stderr] warning: unused imports: `GLboolean`, `GLfloat`, `GLsizeiptr` Dec 17 19:06:38.256 INFO [stderr] --> src/program.rs:3:17 Dec 17 19:06:38.256 INFO [stderr] | Dec 17 19:06:38.256 INFO [stderr] 3 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; Dec 17 19:06:38.256 INFO [stderr] | ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^ Dec 17 19:06:38.256 INFO [stderr] | Dec 17 19:06:38.256 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 17 19:06:38.257 INFO [stderr] Dec 17 19:06:38.257 INFO [stderr] warning: unused import: `std::mem` Dec 17 19:06:38.257 INFO [stderr] --> src/program.rs:4:5 Dec 17 19:06:38.257 INFO [stderr] | Dec 17 19:06:38.257 INFO [stderr] 4 | use std::mem; Dec 17 19:06:38.257 INFO [stderr] | ^^^^^^^^ Dec 17 19:06:38.257 INFO [stderr] Dec 17 19:06:38.257 INFO [stderr] warning: unused import: `std::error::Error` Dec 17 19:06:38.257 INFO [stderr] --> src/program.rs:9:5 Dec 17 19:06:38.257 INFO [stderr] | Dec 17 19:06:38.257 INFO [stderr] 9 | use std::error::Error; Dec 17 19:06:38.257 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.257 INFO [stderr] Dec 17 19:06:38.257 INFO [stderr] warning: unused imports: `GLboolean`, `GLchar`, `GLenum`, `GLint`, `GLuint` Dec 17 19:06:38.257 INFO [stderr] --> src/main.rs:11:26 Dec 17 19:06:38.257 INFO [stderr] | Dec 17 19:06:38.257 INFO [stderr] 11 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; Dec 17 19:06:38.257 INFO [stderr] | ^^^^^^ ^^^^^^ ^^^^^ ^^^^^^ ^^^^^^^^^ Dec 17 19:06:38.257 INFO [stderr] Dec 17 19:06:38.257 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 19:06:38.257 INFO [stderr] --> src/main.rs:49:5 Dec 17 19:06:38.257 INFO [stderr] | Dec 17 19:06:38.257 INFO [stderr] 49 | /// Setup the window Dec 17 19:06:38.257 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.257 INFO [stderr] | Dec 17 19:06:38.257 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 17 19:06:38.257 INFO [stderr] Dec 17 19:06:38.260 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 19:06:38.260 INFO [stderr] --> src/main.rs:80:9 Dec 17 19:06:38.260 INFO [stderr] | Dec 17 19:06:38.260 INFO [stderr] 80 | /// Create a VBO and VAO for rendering the scatter plot Dec 17 19:06:38.260 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.260 INFO [stderr] Dec 17 19:06:38.260 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 19:06:38.260 INFO [stderr] --> src/main.rs:98:9 Dec 17 19:06:38.260 INFO [stderr] | Dec 17 19:06:38.260 INFO [stderr] 98 | /// Create a VBO and VAO for rendering the best-fit line Dec 17 19:06:38.260 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.260 INFO [stderr] Dec 17 19:06:38.260 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 19:06:38.260 INFO [stderr] --> src/main.rs:116:9 Dec 17 19:06:38.260 INFO [stderr] | Dec 17 19:06:38.260 INFO [stderr] 116 | /// Bind the shader program that will be used to draw the Dec 17 19:06:38.260 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.260 INFO [stderr] Dec 17 19:06:38.352 INFO [stderr] warning: unused imports: `GLboolean`, `GLfloat`, `GLsizeiptr` Dec 17 19:06:38.352 INFO [stderr] --> src/program.rs:3:17 Dec 17 19:06:38.352 INFO [stderr] | Dec 17 19:06:38.352 INFO [stderr] 3 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; Dec 17 19:06:38.352 INFO [stderr] | ^^^^^^^ ^^^^^^^^^^ ^^^^^^^^^ Dec 17 19:06:38.352 INFO [stderr] | Dec 17 19:06:38.352 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 17 19:06:38.352 INFO [stderr] Dec 17 19:06:38.352 INFO [stderr] warning: unused import: `std::mem` Dec 17 19:06:38.352 INFO [stderr] --> src/program.rs:4:5 Dec 17 19:06:38.352 INFO [stderr] | Dec 17 19:06:38.353 INFO [stderr] 4 | use std::mem; Dec 17 19:06:38.353 INFO [stderr] | ^^^^^^^^ Dec 17 19:06:38.353 INFO [stderr] Dec 17 19:06:38.353 INFO [stderr] warning: unused import: `std::error::Error` Dec 17 19:06:38.353 INFO [stderr] --> src/program.rs:9:5 Dec 17 19:06:38.353 INFO [stderr] | Dec 17 19:06:38.353 INFO [stderr] 9 | use std::error::Error; Dec 17 19:06:38.353 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.353 INFO [stderr] Dec 17 19:06:38.353 INFO [stderr] warning: unused imports: `GLboolean`, `GLchar`, `GLenum`, `GLint`, `GLuint` Dec 17 19:06:38.353 INFO [stderr] --> src/main.rs:11:26 Dec 17 19:06:38.353 INFO [stderr] | Dec 17 19:06:38.353 INFO [stderr] 11 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean}; Dec 17 19:06:38.353 INFO [stderr] | ^^^^^^ ^^^^^^ ^^^^^ ^^^^^^ ^^^^^^^^^ Dec 17 19:06:38.353 INFO [stderr] Dec 17 19:06:38.353 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 19:06:38.353 INFO [stderr] --> src/main.rs:49:5 Dec 17 19:06:38.353 INFO [stderr] | Dec 17 19:06:38.353 INFO [stderr] 49 | /// Setup the window Dec 17 19:06:38.353 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.353 INFO [stderr] | Dec 17 19:06:38.353 INFO [stderr] = note: #[warn(unused_doc_comments)] on by default Dec 17 19:06:38.353 INFO [stderr] Dec 17 19:06:38.353 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 19:06:38.353 INFO [stderr] --> src/main.rs:80:9 Dec 17 19:06:38.353 INFO [stderr] | Dec 17 19:06:38.353 INFO [stderr] 80 | /// Create a VBO and VAO for rendering the scatter plot Dec 17 19:06:38.353 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.353 INFO [stderr] Dec 17 19:06:38.353 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 19:06:38.353 INFO [stderr] --> src/main.rs:98:9 Dec 17 19:06:38.353 INFO [stderr] | Dec 17 19:06:38.353 INFO [stderr] 98 | /// Create a VBO and VAO for rendering the best-fit line Dec 17 19:06:38.353 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.353 INFO [stderr] Dec 17 19:06:38.353 INFO [stderr] warning: doc comment not used by rustdoc Dec 17 19:06:38.353 INFO [stderr] --> src/main.rs:116:9 Dec 17 19:06:38.353 INFO [stderr] | Dec 17 19:06:38.353 INFO [stderr] 116 | /// Bind the shader program that will be used to draw the Dec 17 19:06:38.353 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.353 INFO [stderr] Dec 17 19:06:38.376 INFO [stderr] warning: unused variable: `window_size` Dec 17 19:06:38.376 INFO [stderr] --> src/main.rs:53:9 Dec 17 19:06:38.376 INFO [stderr] | Dec 17 19:06:38.376 INFO [stderr] 53 | let window_size = window.get_inner_size(); Dec 17 19:06:38.376 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_window_size` instead Dec 17 19:06:38.376 INFO [stderr] | Dec 17 19:06:38.376 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 17 19:06:38.376 INFO [stderr] Dec 17 19:06:38.376 INFO [stderr] warning: unused variable: `shader_program` Dec 17 19:06:38.376 INFO [stderr] --> src/main.rs:67:13 Dec 17 19:06:38.376 INFO [stderr] | Dec 17 19:06:38.376 INFO [stderr] 67 | let mut shader_program = 0; Dec 17 19:06:38.376 INFO [stderr] | ^^^^^^^^^^^^^^ help: consider using `_shader_program` instead Dec 17 19:06:38.376 INFO [stderr] Dec 17 19:06:38.391 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:06:38.391 INFO [stderr] --> src/main.rs:67:9 Dec 17 19:06:38.391 INFO [stderr] | Dec 17 19:06:38.391 INFO [stderr] 67 | let mut shader_program = 0; Dec 17 19:06:38.391 INFO [stderr] | ----^^^^^^^^^^^^^^ Dec 17 19:06:38.391 INFO [stderr] | | Dec 17 19:06:38.391 INFO [stderr] | help: remove this `mut` Dec 17 19:06:38.392 INFO [stderr] | Dec 17 19:06:38.392 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 19:06:38.392 INFO [stderr] Dec 17 19:06:38.400 INFO [stderr] warning: struct is never constructed: `Line` Dec 17 19:06:38.400 INFO [stderr] --> src/linear_regression.rs:1:1 Dec 17 19:06:38.400 INFO [stderr] | Dec 17 19:06:38.400 INFO [stderr] 1 | pub struct Line { Dec 17 19:06:38.400 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 17 19:06:38.400 INFO [stderr] | Dec 17 19:06:38.400 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 19:06:38.400 INFO [stderr] Dec 17 19:06:38.400 INFO [stderr] warning: struct is never constructed: `Point` Dec 17 19:06:38.400 INFO [stderr] --> src/linear_regression.rs:6:1 Dec 17 19:06:38.400 INFO [stderr] | Dec 17 19:06:38.400 INFO [stderr] 6 | pub struct Point { Dec 17 19:06:38.400 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 17 19:06:38.400 INFO [stderr] Dec 17 19:06:38.400 INFO [stderr] warning: method is never used: `learning_rate` Dec 17 19:06:38.400 INFO [stderr] --> src/linear_regression.rs:33:5 Dec 17 19:06:38.400 INFO [stderr] | Dec 17 19:06:38.400 INFO [stderr] 33 | pub fn learning_rate(mut self, rate: f32) -> LinearRegression<'a> { Dec 17 19:06:38.400 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.400 INFO [stderr] Dec 17 19:06:38.400 INFO [stderr] warning: method is never used: `unbind` Dec 17 19:06:38.400 INFO [stderr] --> src/program.rs:100:5 Dec 17 19:06:38.400 INFO [stderr] | Dec 17 19:06:38.400 INFO [stderr] 100 | pub fn unbind(&self) { Dec 17 19:06:38.400 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.400 INFO [stderr] Dec 17 19:06:38.428 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:06:38.428 INFO [stderr] --> src/main.rs:70:9 Dec 17 19:06:38.428 INFO [stderr] | Dec 17 19:06:38.428 INFO [stderr] 70 | window.make_current(); Dec 17 19:06:38.428 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.428 INFO [stderr] | Dec 17 19:06:38.428 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 17 19:06:38.428 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:06:38.428 INFO [stderr] Dec 17 19:06:38.428 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:06:38.428 INFO [stderr] --> src/main.rs:154:9 Dec 17 19:06:38.428 INFO [stderr] | Dec 17 19:06:38.428 INFO [stderr] 154 | window.swap_buffers(); Dec 17 19:06:38.428 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.428 INFO [stderr] | Dec 17 19:06:38.428 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:06:38.428 INFO [stderr] Dec 17 19:06:38.504 INFO [stderr] warning: unused variable: `window_size` Dec 17 19:06:38.504 INFO [stderr] --> src/main.rs:53:9 Dec 17 19:06:38.504 INFO [stderr] | Dec 17 19:06:38.504 INFO [stderr] 53 | let window_size = window.get_inner_size(); Dec 17 19:06:38.504 INFO [stderr] | ^^^^^^^^^^^ help: consider using `_window_size` instead Dec 17 19:06:38.504 INFO [stderr] | Dec 17 19:06:38.504 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 17 19:06:38.504 INFO [stderr] Dec 17 19:06:38.504 INFO [stderr] warning: unused variable: `shader_program` Dec 17 19:06:38.504 INFO [stderr] --> src/main.rs:67:13 Dec 17 19:06:38.504 INFO [stderr] | Dec 17 19:06:38.504 INFO [stderr] 67 | let mut shader_program = 0; Dec 17 19:06:38.504 INFO [stderr] | ^^^^^^^^^^^^^^ help: consider using `_shader_program` instead Dec 17 19:06:38.504 INFO [stderr] Dec 17 19:06:38.519 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:06:38.519 INFO [stderr] --> src/main.rs:67:9 Dec 17 19:06:38.519 INFO [stderr] | Dec 17 19:06:38.519 INFO [stderr] 67 | let mut shader_program = 0; Dec 17 19:06:38.519 INFO [stderr] | ----^^^^^^^^^^^^^^ Dec 17 19:06:38.519 INFO [stderr] | | Dec 17 19:06:38.519 INFO [stderr] | help: remove this `mut` Dec 17 19:06:38.519 INFO [stderr] | Dec 17 19:06:38.519 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 19:06:38.519 INFO [stderr] Dec 17 19:06:38.532 INFO [stderr] warning: struct is never constructed: `Line` Dec 17 19:06:38.532 INFO [stderr] --> src/linear_regression.rs:1:1 Dec 17 19:06:38.532 INFO [stderr] | Dec 17 19:06:38.532 INFO [stderr] 1 | pub struct Line { Dec 17 19:06:38.532 INFO [stderr] | ^^^^^^^^^^^^^^^ Dec 17 19:06:38.532 INFO [stderr] | Dec 17 19:06:38.532 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 19:06:38.532 INFO [stderr] Dec 17 19:06:38.532 INFO [stderr] warning: struct is never constructed: `Point` Dec 17 19:06:38.532 INFO [stderr] --> src/linear_regression.rs:6:1 Dec 17 19:06:38.532 INFO [stderr] | Dec 17 19:06:38.532 INFO [stderr] 6 | pub struct Point { Dec 17 19:06:38.532 INFO [stderr] | ^^^^^^^^^^^^^^^^ Dec 17 19:06:38.532 INFO [stderr] Dec 17 19:06:38.532 INFO [stderr] warning: method is never used: `learning_rate` Dec 17 19:06:38.532 INFO [stderr] --> src/linear_regression.rs:33:5 Dec 17 19:06:38.533 INFO [stderr] | Dec 17 19:06:38.533 INFO [stderr] 33 | pub fn learning_rate(mut self, rate: f32) -> LinearRegression<'a> { Dec 17 19:06:38.533 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.533 INFO [stderr] Dec 17 19:06:38.533 INFO [stderr] warning: method is never used: `unbind` Dec 17 19:06:38.533 INFO [stderr] --> src/program.rs:100:5 Dec 17 19:06:38.533 INFO [stderr] | Dec 17 19:06:38.533 INFO [stderr] 100 | pub fn unbind(&self) { Dec 17 19:06:38.533 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.533 INFO [stderr] Dec 17 19:06:38.547 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:06:38.547 INFO [stderr] --> src/main.rs:70:9 Dec 17 19:06:38.547 INFO [stderr] | Dec 17 19:06:38.547 INFO [stderr] 70 | window.make_current(); Dec 17 19:06:38.547 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.548 INFO [stderr] | Dec 17 19:06:38.548 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 17 19:06:38.548 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:06:38.548 INFO [stderr] Dec 17 19:06:38.548 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:06:38.548 INFO [stderr] --> src/main.rs:154:9 Dec 17 19:06:38.548 INFO [stderr] | Dec 17 19:06:38.548 INFO [stderr] 154 | window.swap_buffers(); Dec 17 19:06:38.548 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:06:38.548 INFO [stderr] | Dec 17 19:06:38.548 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:06:38.548 INFO [stderr] Dec 17 19:06:38.581 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.74s Dec 17 19:06:39.438 INFO running `"docker" "inspect" "5f1ee0314821d7c1dddeccea0decc8580dba0a3399332fc50788e39556660961"` Dec 17 19:06:39.791 INFO running `"docker" "rm" "-f" "5f1ee0314821d7c1dddeccea0decc8580dba0a3399332fc50788e39556660961"` Dec 17 19:06:40.116 INFO [stdout] 5f1ee0314821d7c1dddeccea0decc8580dba0a3399332fc50788e39556660961