Dec 05 13:25:43.068 INFO testing mwalczyk/spectrum_learn_rs against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 13:25:43.068 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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"`
Dec 05 13:25:43.270 INFO [stdout] d407e86115576a7acb48d12960075187cbdd9c8de1e66d0d35970ccd3c99ea12
Dec 05 13:25:43.272 INFO running `"docker" "start" "-a" "d407e86115576a7acb48d12960075187cbdd9c8de1e66d0d35970ccd3c99ea12"`
Dec 05 13:25:44.152 INFO [stderr] usermod: no changes
Dec 05 13:25:44.398 INFO [stderr]    Compiling lazy_static v0.2.5
Dec 05 13:25:44.414 INFO [stderr]    Compiling gl v0.6.1
Dec 05 13:25:44.844 INFO [stderr]    Compiling libloading v0.3.4
Dec 05 13:25:44.844 INFO [stderr]    Compiling x11-dl v2.12.0
Dec 05 13:25:44.844 INFO [stderr]    Compiling shared_library v0.1.5
Dec 05 13:25:46.724 INFO [stderr]    Compiling dlib v0.3.1
Dec 05 13:25:46.984 INFO [stderr]    Compiling osmesa-sys v0.1.2
Dec 05 13:25:48.176 INFO [stderr]    Compiling wayland-sys v0.7.8
Dec 05 13:25:50.554 INFO [stderr]    Compiling wayland-client v0.7.8
Dec 05 13:25:56.542 INFO [stderr]    Compiling wayland-kbd v0.6.3
Dec 05 13:25:56.542 INFO [stderr]    Compiling wayland-window v0.4.4
Dec 05 13:25:59.084 INFO [stderr]    Compiling winit v0.5.11
Dec 05 13:26:04.810 INFO [stderr]    Compiling glutin v0.7.4
Dec 05 13:26:07.711 INFO [stderr]    Compiling spectrum_learn_rs v0.1.0 (/source)
Dec 05 13:26:08.481 INFO [stderr] warning: unused imports: `GLboolean`, `GLfloat`, `GLsizeiptr`
Dec 05 13:26:08.481 INFO [stderr]  --> src/program.rs:3:17
Dec 05 13:26:08.481 INFO [stderr]   |
Dec 05 13:26:08.481 INFO [stderr] 3 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean};
Dec 05 13:26:08.481 INFO [stderr]   |                 ^^^^^^^                                 ^^^^^^^^^^  ^^^^^^^^^
Dec 05 13:26:08.481 INFO [stderr]   |
Dec 05 13:26:08.481 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 13:26:08.481 INFO [stderr] 
Dec 05 13:26:08.481 INFO [stderr] warning: unused import: `std::mem`
Dec 05 13:26:08.481 INFO [stderr]  --> src/program.rs:4:5
Dec 05 13:26:08.481 INFO [stderr]   |
Dec 05 13:26:08.481 INFO [stderr] 4 | use std::mem;
Dec 05 13:26:08.481 INFO [stderr]   |     ^^^^^^^^
Dec 05 13:26:08.481 INFO [stderr] 
Dec 05 13:26:08.481 INFO [stderr] warning: unused import: `std::error::Error`
Dec 05 13:26:08.481 INFO [stderr]  --> src/program.rs:9:5
Dec 05 13:26:08.481 INFO [stderr]   |
Dec 05 13:26:08.481 INFO [stderr] 9 | use std::error::Error;
Dec 05 13:26:08.481 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 05 13:26:08.481 INFO [stderr] 
Dec 05 13:26:08.481 INFO [stderr] warning: unused imports: `GLboolean`, `GLchar`, `GLenum`, `GLint`, `GLuint`
Dec 05 13:26:08.481 INFO [stderr]   --> src/main.rs:11:26
Dec 05 13:26:08.481 INFO [stderr]    |
Dec 05 13:26:08.481 INFO [stderr] 11 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean};
Dec 05 13:26:08.481 INFO [stderr]    |                          ^^^^^^  ^^^^^^  ^^^^^  ^^^^^^              ^^^^^^^^^
Dec 05 13:26:08.481 INFO [stderr] 
Dec 05 13:26:08.481 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 13:26:08.481 INFO [stderr]   --> src/main.rs:49:5
Dec 05 13:26:08.481 INFO [stderr]    |
Dec 05 13:26:08.481 INFO [stderr] 49 |     /// Setup the window
Dec 05 13:26:08.481 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:08.481 INFO [stderr]    |
Dec 05 13:26:08.481 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 05 13:26:08.481 INFO [stderr] 
Dec 05 13:26:08.481 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 13:26:08.481 INFO [stderr]   --> src/main.rs:80:9
Dec 05 13:26:08.482 INFO [stderr]    |
Dec 05 13:26:08.482 INFO [stderr] 80 |         /// Create a VBO and VAO for rendering the scatter plot
Dec 05 13:26:08.482 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:08.482 INFO [stderr] 
Dec 05 13:26:08.482 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 13:26:08.482 INFO [stderr]   --> src/main.rs:98:9
Dec 05 13:26:08.482 INFO [stderr]    |
Dec 05 13:26:08.482 INFO [stderr] 98 |         /// Create a VBO and VAO for rendering the best-fit line
Dec 05 13:26:08.482 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:08.482 INFO [stderr] 
Dec 05 13:26:08.482 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 13:26:08.482 INFO [stderr]    --> src/main.rs:116:9
Dec 05 13:26:08.482 INFO [stderr]     |
Dec 05 13:26:08.482 INFO [stderr] 116 |         /// Bind the shader program that will be used to draw the
Dec 05 13:26:08.482 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:08.482 INFO [stderr] 
Dec 05 13:26:08.576 INFO [stderr] warning: unused variable: `window_size`
Dec 05 13:26:08.576 INFO [stderr]   --> src/main.rs:53:9
Dec 05 13:26:08.576 INFO [stderr]    |
Dec 05 13:26:08.576 INFO [stderr] 53 |     let window_size = window.get_inner_size();
Dec 05 13:26:08.576 INFO [stderr]    |         ^^^^^^^^^^^ help: consider using `_window_size` instead
Dec 05 13:26:08.576 INFO [stderr]    |
Dec 05 13:26:08.576 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 13:26:08.576 INFO [stderr] 
Dec 05 13:26:08.576 INFO [stderr] warning: unused variable: `shader_program`
Dec 05 13:26:08.576 INFO [stderr]   --> src/main.rs:67:13
Dec 05 13:26:08.576 INFO [stderr]    |
Dec 05 13:26:08.576 INFO [stderr] 67 |     let mut shader_program = 0;
Dec 05 13:26:08.576 INFO [stderr]    |             ^^^^^^^^^^^^^^ help: consider using `_shader_program` instead
Dec 05 13:26:08.576 INFO [stderr] 
Dec 05 13:26:08.584 INFO [stderr] warning: variable does not need to be mutable
Dec 05 13:26:08.584 INFO [stderr]   --> src/main.rs:67:9
Dec 05 13:26:08.584 INFO [stderr]    |
Dec 05 13:26:08.584 INFO [stderr] 67 |     let mut shader_program = 0;
Dec 05 13:26:08.584 INFO [stderr]    |         ----^^^^^^^^^^^^^^
Dec 05 13:26:08.584 INFO [stderr]    |         |
Dec 05 13:26:08.584 INFO [stderr]    |         help: remove this `mut`
Dec 05 13:26:08.584 INFO [stderr]    |
Dec 05 13:26:08.584 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 13:26:08.584 INFO [stderr] 
Dec 05 13:26:08.596 INFO [stderr] warning: struct is never constructed: `Line`
Dec 05 13:26:08.596 INFO [stderr]  --> src/linear_regression.rs:1:1
Dec 05 13:26:08.596 INFO [stderr]   |
Dec 05 13:26:08.596 INFO [stderr] 1 | pub struct Line {
Dec 05 13:26:08.596 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 05 13:26:08.596 INFO [stderr]   |
Dec 05 13:26:08.596 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 13:26:08.596 INFO [stderr] 
Dec 05 13:26:08.596 INFO [stderr] warning: struct is never constructed: `Point`
Dec 05 13:26:08.596 INFO [stderr]  --> src/linear_regression.rs:6:1
Dec 05 13:26:08.596 INFO [stderr]   |
Dec 05 13:26:08.596 INFO [stderr] 6 | pub struct Point {
Dec 05 13:26:08.596 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 05 13:26:08.596 INFO [stderr] 
Dec 05 13:26:08.597 INFO [stderr] warning: method is never used: `learning_rate`
Dec 05 13:26:08.597 INFO [stderr]   --> src/linear_regression.rs:33:5
Dec 05 13:26:08.597 INFO [stderr]    |
Dec 05 13:26:08.597 INFO [stderr] 33 |     pub fn learning_rate(mut self, rate: f32) -> LinearRegression<'a> {
Dec 05 13:26:08.597 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:08.597 INFO [stderr] 
Dec 05 13:26:08.597 INFO [stderr] warning: method is never used: `unbind`
Dec 05 13:26:08.597 INFO [stderr]    --> src/program.rs:100:5
Dec 05 13:26:08.597 INFO [stderr]     |
Dec 05 13:26:08.597 INFO [stderr] 100 |     pub fn unbind(&self) {
Dec 05 13:26:08.597 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:08.597 INFO [stderr] 
Dec 05 13:26:08.620 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:26:08.620 INFO [stderr]   --> src/main.rs:70:9
Dec 05 13:26:08.620 INFO [stderr]    |
Dec 05 13:26:08.620 INFO [stderr] 70 |         window.make_current();
Dec 05 13:26:08.620 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:08.620 INFO [stderr]    |
Dec 05 13:26:08.620 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 13:26:08.620 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:26:08.620 INFO [stderr] 
Dec 05 13:26:08.620 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:26:08.620 INFO [stderr]    --> src/main.rs:154:9
Dec 05 13:26:08.620 INFO [stderr]     |
Dec 05 13:26:08.620 INFO [stderr] 154 |         window.swap_buffers();
Dec 05 13:26:08.621 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:08.621 INFO [stderr]     |
Dec 05 13:26:08.621 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:26:08.621 INFO [stderr] 
Dec 05 13:26:13.218 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.03s
Dec 05 13:26:13.228 INFO [stderr] su: No module specific data is present
Dec 05 13:26:13.779 INFO running `"docker" "inspect" "d407e86115576a7acb48d12960075187cbdd9c8de1e66d0d35970ccd3c99ea12"`
Dec 05 13:26:14.015 INFO running `"docker" "rm" "-f" "d407e86115576a7acb48d12960075187cbdd9c8de1e66d0d35970ccd3c99ea12"`
Dec 05 13:26:14.248 INFO [stdout] d407e86115576a7acb48d12960075187cbdd9c8de1e66d0d35970ccd3c99ea12
Dec 05 13:26:14.256 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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"`
Dec 05 13:26:14.636 INFO [stdout] 52cbb8774b7da307cd5fe9169f3118f05ebf1bde686a433b2e79cf8340e0711d
Dec 05 13:26:14.638 INFO running `"docker" "start" "-a" "52cbb8774b7da307cd5fe9169f3118f05ebf1bde686a433b2e79cf8340e0711d"`
Dec 05 13:26:16.043 INFO [stderr] usermod: no changes
Dec 05 13:26:16.195 INFO [stderr]    Compiling spectrum_learn_rs v0.1.0 (/source)
Dec 05 13:26:17.054 INFO [stderr] warning: unused imports: `GLboolean`, `GLfloat`, `GLsizeiptr`
Dec 05 13:26:17.054 INFO [stderr]  --> src/program.rs:3:17
Dec 05 13:26:17.054 INFO [stderr]   |
Dec 05 13:26:17.054 INFO [stderr] 3 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean};
Dec 05 13:26:17.054 INFO [stderr]   |                 ^^^^^^^                                 ^^^^^^^^^^  ^^^^^^^^^
Dec 05 13:26:17.054 INFO [stderr]   |
Dec 05 13:26:17.054 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 13:26:17.054 INFO [stderr] 
Dec 05 13:26:17.054 INFO [stderr] warning: unused import: `std::mem`
Dec 05 13:26:17.054 INFO [stderr]  --> src/program.rs:4:5
Dec 05 13:26:17.054 INFO [stderr]   |
Dec 05 13:26:17.054 INFO [stderr] 4 | use std::mem;
Dec 05 13:26:17.054 INFO [stderr]   |     ^^^^^^^^
Dec 05 13:26:17.054 INFO [stderr] 
Dec 05 13:26:17.054 INFO [stderr] warning: unused import: `std::error::Error`
Dec 05 13:26:17.054 INFO [stderr]  --> src/program.rs:9:5
Dec 05 13:26:17.054 INFO [stderr]   |
Dec 05 13:26:17.054 INFO [stderr] 9 | use std::error::Error;
Dec 05 13:26:17.054 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 05 13:26:17.054 INFO [stderr] 
Dec 05 13:26:17.054 INFO [stderr] warning: unused imports: `GLboolean`, `GLchar`, `GLenum`, `GLint`, `GLuint`
Dec 05 13:26:17.054 INFO [stderr]   --> src/main.rs:11:26
Dec 05 13:26:17.054 INFO [stderr]    |
Dec 05 13:26:17.054 INFO [stderr] 11 | use gl::types::{GLfloat, GLenum, GLuint, GLint, GLchar, GLsizeiptr, GLboolean};
Dec 05 13:26:17.054 INFO [stderr]    |                          ^^^^^^  ^^^^^^  ^^^^^  ^^^^^^              ^^^^^^^^^
Dec 05 13:26:17.054 INFO [stderr] 
Dec 05 13:26:17.054 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 13:26:17.054 INFO [stderr]   --> src/main.rs:49:5
Dec 05 13:26:17.054 INFO [stderr]    |
Dec 05 13:26:17.054 INFO [stderr] 49 |     /// Setup the window
Dec 05 13:26:17.054 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:17.054 INFO [stderr]    |
Dec 05 13:26:17.054 INFO [stderr]    = note: #[warn(unused_doc_comments)] on by default
Dec 05 13:26:17.054 INFO [stderr] 
Dec 05 13:26:17.054 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 13:26:17.054 INFO [stderr]   --> src/main.rs:80:9
Dec 05 13:26:17.054 INFO [stderr]    |
Dec 05 13:26:17.054 INFO [stderr] 80 |         /// Create a VBO and VAO for rendering the scatter plot
Dec 05 13:26:17.054 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:17.054 INFO [stderr] 
Dec 05 13:26:17.054 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 13:26:17.054 INFO [stderr]   --> src/main.rs:98:9
Dec 05 13:26:17.054 INFO [stderr]    |
Dec 05 13:26:17.054 INFO [stderr] 98 |         /// Create a VBO and VAO for rendering the best-fit line
Dec 05 13:26:17.054 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:17.054 INFO [stderr] 
Dec 05 13:26:17.058 INFO [stderr] warning: doc comment not used by rustdoc
Dec 05 13:26:17.058 INFO [stderr]    --> src/main.rs:116:9
Dec 05 13:26:17.058 INFO [stderr]     |
Dec 05 13:26:17.058 INFO [stderr] 116 |         /// Bind the shader program that will be used to draw the
Dec 05 13:26:17.058 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:17.058 INFO [stderr] 
Dec 05 13:26:17.144 INFO [stderr] warning: unused variable: `window_size`
Dec 05 13:26:17.144 INFO [stderr]   --> src/main.rs:53:9
Dec 05 13:26:17.144 INFO [stderr]    |
Dec 05 13:26:17.144 INFO [stderr] 53 |     let window_size = window.get_inner_size();
Dec 05 13:26:17.144 INFO [stderr]    |         ^^^^^^^^^^^ help: consider using `_window_size` instead
Dec 05 13:26:17.144 INFO [stderr]    |
Dec 05 13:26:17.144 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 13:26:17.144 INFO [stderr] 
Dec 05 13:26:17.144 INFO [stderr] warning: unused variable: `shader_program`
Dec 05 13:26:17.144 INFO [stderr]   --> src/main.rs:67:13
Dec 05 13:26:17.144 INFO [stderr]    |
Dec 05 13:26:17.144 INFO [stderr] 67 |     let mut shader_program = 0;
Dec 05 13:26:17.144 INFO [stderr]    |             ^^^^^^^^^^^^^^ help: consider using `_shader_program` instead
Dec 05 13:26:17.144 INFO [stderr] 
Dec 05 13:26:17.150 INFO [stderr] warning: variable does not need to be mutable
Dec 05 13:26:17.150 INFO [stderr]   --> src/main.rs:67:9
Dec 05 13:26:17.150 INFO [stderr]    |
Dec 05 13:26:17.150 INFO [stderr] 67 |     let mut shader_program = 0;
Dec 05 13:26:17.150 INFO [stderr]    |         ----^^^^^^^^^^^^^^
Dec 05 13:26:17.150 INFO [stderr]    |         |
Dec 05 13:26:17.150 INFO [stderr]    |         help: remove this `mut`
Dec 05 13:26:17.150 INFO [stderr]    |
Dec 05 13:26:17.150 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 13:26:17.150 INFO [stderr] 
Dec 05 13:26:17.164 INFO [stderr] warning: struct is never constructed: `Line`
Dec 05 13:26:17.164 INFO [stderr]  --> src/linear_regression.rs:1:1
Dec 05 13:26:17.164 INFO [stderr]   |
Dec 05 13:26:17.164 INFO [stderr] 1 | pub struct Line {
Dec 05 13:26:17.164 INFO [stderr]   | ^^^^^^^^^^^^^^^
Dec 05 13:26:17.164 INFO [stderr]   |
Dec 05 13:26:17.164 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 13:26:17.164 INFO [stderr] 
Dec 05 13:26:17.164 INFO [stderr] warning: struct is never constructed: `Point`
Dec 05 13:26:17.164 INFO [stderr]  --> src/linear_regression.rs:6:1
Dec 05 13:26:17.164 INFO [stderr]   |
Dec 05 13:26:17.164 INFO [stderr] 6 | pub struct Point {
Dec 05 13:26:17.164 INFO [stderr]   | ^^^^^^^^^^^^^^^^
Dec 05 13:26:17.164 INFO [stderr] 
Dec 05 13:26:17.164 INFO [stderr] warning: method is never used: `learning_rate`
Dec 05 13:26:17.164 INFO [stderr]   --> src/linear_regression.rs:33:5
Dec 05 13:26:17.164 INFO [stderr]    |
Dec 05 13:26:17.164 INFO [stderr] 33 |     pub fn learning_rate(mut self, rate: f32) -> LinearRegression<'a> {
Dec 05 13:26:17.164 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:17.164 INFO [stderr] 
Dec 05 13:26:17.164 INFO [stderr] warning: method is never used: `unbind`
Dec 05 13:26:17.164 INFO [stderr]    --> src/program.rs:100:5
Dec 05 13:26:17.164 INFO [stderr]     |
Dec 05 13:26:17.164 INFO [stderr] 100 |     pub fn unbind(&self) {
Dec 05 13:26:17.164 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:17.164 INFO [stderr] 
Dec 05 13:26:17.180 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:26:17.180 INFO [stderr]   --> src/main.rs:70:9
Dec 05 13:26:17.180 INFO [stderr]    |
Dec 05 13:26:17.180 INFO [stderr] 70 |         window.make_current();
Dec 05 13:26:17.180 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:17.180 INFO [stderr]    |
Dec 05 13:26:17.180 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 13:26:17.180 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:26:17.180 INFO [stderr] 
Dec 05 13:26:17.184 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:26:17.184 INFO [stderr]    --> src/main.rs:154:9
Dec 05 13:26:17.184 INFO [stderr]     |
Dec 05 13:26:17.184 INFO [stderr] 154 |         window.swap_buffers();
Dec 05 13:26:17.184 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:26:17.184 INFO [stderr]     |
Dec 05 13:26:17.184 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:26:17.184 INFO [stderr] 
Dec 05 13:26:17.579 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Dec 05 13:26:17.593 INFO [stderr] su: No module specific data is present
Dec 05 13:26:18.306 INFO running `"docker" "inspect" "52cbb8774b7da307cd5fe9169f3118f05ebf1bde686a433b2e79cf8340e0711d"`
Dec 05 13:26:18.678 INFO running `"docker" "rm" "-f" "52cbb8774b7da307cd5fe9169f3118f05ebf1bde686a433b2e79cf8340e0711d"`
Dec 05 13:26:18.965 INFO [stdout] 52cbb8774b7da307cd5fe9169f3118f05ebf1bde686a433b2e79cf8340e0711d
Dec 05 13:26:18.971 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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"`
Dec 05 13:26:19.431 INFO [stdout] 68e6aa98f77998ae9882cbbcc42e26cd7698ce28c0cd1c44b5c70168ea18d8b5
Dec 05 13:26:19.433 INFO running `"docker" "start" "-a" "68e6aa98f77998ae9882cbbcc42e26cd7698ce28c0cd1c44b5c70168ea18d8b5"`
Dec 05 13:26:20.568 INFO [stderr] usermod: no changes
Dec 05 13:26:20.748 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
Dec 05 13:26:20.764 INFO [stderr]      Running /target/debug/deps/spectrum_learn_rs-e09766621151d92e
Dec 05 13:26:20.773 INFO [stdout] 
Dec 05 13:26:20.773 INFO [stdout] running 0 tests
Dec 05 13:26:20.773 INFO [stdout] 
Dec 05 13:26:20.773 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 13:26:20.773 INFO [stdout] 
Dec 05 13:26:20.774 INFO [stderr] su: No module specific data is present
Dec 05 13:26:21.538 INFO running `"docker" "inspect" "68e6aa98f77998ae9882cbbcc42e26cd7698ce28c0cd1c44b5c70168ea18d8b5"`
Dec 05 13:26:21.732 INFO running `"docker" "rm" "-f" "68e6aa98f77998ae9882cbbcc42e26cd7698ce28c0cd1c44b5c70168ea18d8b5"`
Dec 05 13:26:22.103 INFO [stdout] 68e6aa98f77998ae9882cbbcc42e26cd7698ce28c0cd1c44b5c70168ea18d8b5