Dec 18 03:04:51.391 INFO checking bowbahdoe/MidiPlayer against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 03:04:51.392 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/bowbahdoe/MidiPlayer:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 03:04:51.609 INFO [stdout] 8daac8507df559fd7c3b609be56e960ce81e7d6a2ad51342fb66e0092ccca81e
Dec 18 03:04:51.611 INFO running `"docker" "start" "-a" "8daac8507df559fd7c3b609be56e960ce81e7d6a2ad51342fb66e0092ccca81e"`
Dec 18 03:04:52.205 INFO [stderr]     Checking rayon v0.9.0
Dec 18 03:04:55.184 INFO [stderr]     Checking midi_player v0.1.0 (/opt/crater/workdir)
Dec 18 03:04:55.568 INFO [stderr] warning: unused imports: `error`, `fmt`
Dec 18 03:04:55.568 INFO [stderr]  --> src/model/note.rs:1:11
Dec 18 03:04:55.568 INFO [stderr]   |
Dec 18 03:04:55.568 INFO [stderr] 1 | use std::{error, fmt};
Dec 18 03:04:55.568 INFO [stderr]   |           ^^^^^  ^^^
Dec 18 03:04:55.568 INFO [stderr]   |
Dec 18 03:04:55.568 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 03:04:55.568 INFO [stderr] 
Dec 18 03:04:55.572 INFO [stderr] warning: unused imports: `Accidental`, `Note`, `Of`
Dec 18 03:04:55.572 INFO [stderr]  --> src/main.rs:7:19
Dec 18 03:04:55.572 INFO [stderr]   |
Dec 18 03:04:55.572 INFO [stderr] 7 | use model::note::{Note, Of, Accidental};
Dec 18 03:04:55.572 INFO [stderr]   |                   ^^^^  ^^  ^^^^^^^^^^
Dec 18 03:04:55.572 INFO [stderr] 
Dec 18 03:04:55.703 INFO [stderr] warning: unused variable: `chunks`
Dec 18 03:04:55.703 INFO [stderr]   --> src/model/chunk_parsing.rs:51:21
Dec 18 03:04:55.703 INFO [stderr]    |
Dec 18 03:04:55.703 INFO [stderr] 51 | pub fn parse_chunks(chunks: &Vec<Chunk>) {
Dec 18 03:04:55.703 INFO [stderr]    |                     ^^^^^^ help: consider using `_chunks` instead
Dec 18 03:04:55.703 INFO [stderr]    |
Dec 18 03:04:55.719 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 03:04:55.719 INFO [stderr] 
Dec 18 03:04:55.756 INFO [stderr] warning: variant is never constructed: `A`
Dec 18 03:04:55.756 INFO [stderr]  --> src/model/note.rs:4:15
Dec 18 03:04:55.757 INFO [stderr]   |
Dec 18 03:04:55.757 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.757 INFO [stderr]   |               ^
Dec 18 03:04:55.757 INFO [stderr]   |
Dec 18 03:04:55.757 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: variant is never constructed: `B`
Dec 18 03:04:55.757 INFO [stderr]  --> src/model/note.rs:4:18
Dec 18 03:04:55.757 INFO [stderr]   |
Dec 18 03:04:55.757 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.757 INFO [stderr]   |                  ^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: variant is never constructed: `C`
Dec 18 03:04:55.757 INFO [stderr]  --> src/model/note.rs:4:21
Dec 18 03:04:55.757 INFO [stderr]   |
Dec 18 03:04:55.757 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.757 INFO [stderr]   |                     ^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: variant is never constructed: `D`
Dec 18 03:04:55.757 INFO [stderr]  --> src/model/note.rs:4:24
Dec 18 03:04:55.757 INFO [stderr]   |
Dec 18 03:04:55.757 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.757 INFO [stderr]   |                        ^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: variant is never constructed: `E`
Dec 18 03:04:55.757 INFO [stderr]  --> src/model/note.rs:4:27
Dec 18 03:04:55.757 INFO [stderr]   |
Dec 18 03:04:55.757 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.757 INFO [stderr]   |                           ^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: variant is never constructed: `F`
Dec 18 03:04:55.757 INFO [stderr]  --> src/model/note.rs:4:30
Dec 18 03:04:55.757 INFO [stderr]   |
Dec 18 03:04:55.757 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.757 INFO [stderr]   |                              ^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: variant is never constructed: `G`
Dec 18 03:04:55.757 INFO [stderr]  --> src/model/note.rs:4:33
Dec 18 03:04:55.757 INFO [stderr]   |
Dec 18 03:04:55.757 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.757 INFO [stderr]   |                                 ^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: variant is never constructed: `Natural`
Dec 18 03:04:55.757 INFO [stderr]  --> src/model/note.rs:8:5
Dec 18 03:04:55.757 INFO [stderr]   |
Dec 18 03:04:55.757 INFO [stderr] 8 |     Natural,
Dec 18 03:04:55.757 INFO [stderr]   |     ^^^^^^^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: method is never used: `new`
Dec 18 03:04:55.757 INFO [stderr]   --> src/model/note.rs:23:5
Dec 18 03:04:55.757 INFO [stderr]    |
Dec 18 03:04:55.757 INFO [stderr] 23 |     pub fn new(note: Of, accidental: Accidental, octave: Octave) -> Note {
Dec 18 03:04:55.757 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: method is never used: `valid_octave`
Dec 18 03:04:55.757 INFO [stderr]   --> src/model/note.rs:56:5
Dec 18 03:04:55.757 INFO [stderr]    |
Dec 18 03:04:55.757 INFO [stderr] 56 |     fn valid_octave(octave: Octave) -> bool {
Dec 18 03:04:55.757 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: struct is never constructed: `NoteEvent`
Dec 18 03:04:55.757 INFO [stderr]   --> src/model/note.rs:70:1
Dec 18 03:04:55.757 INFO [stderr]    |
Dec 18 03:04:55.757 INFO [stderr] 70 | pub struct NoteEvent {
Dec 18 03:04:55.757 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: function is never used: `is_valid_format`
Dec 18 03:04:55.757 INFO [stderr]   --> src/model/chunk_parsing.rs:47:1
Dec 18 03:04:55.757 INFO [stderr]    |
Dec 18 03:04:55.757 INFO [stderr] 47 | pub fn is_valid_format(header: &Header) -> bool {
Dec 18 03:04:55.757 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.757 INFO [stderr] warning: function is never used: `parse_chunks`
Dec 18 03:04:55.757 INFO [stderr]   --> src/model/chunk_parsing.rs:51:1
Dec 18 03:04:55.757 INFO [stderr]    |
Dec 18 03:04:55.757 INFO [stderr] 51 | pub fn parse_chunks(chunks: &Vec<Chunk>) {
Dec 18 03:04:55.757 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:04:55.757 INFO [stderr] 
Dec 18 03:04:55.764 INFO [stderr] warning: unused imports: `error`, `fmt`
Dec 18 03:04:55.764 INFO [stderr]  --> src/model/note.rs:1:11
Dec 18 03:04:55.764 INFO [stderr]   |
Dec 18 03:04:55.764 INFO [stderr] 1 | use std::{error, fmt};
Dec 18 03:04:55.764 INFO [stderr]   |           ^^^^^  ^^^
Dec 18 03:04:55.764 INFO [stderr]   |
Dec 18 03:04:55.764 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 03:04:55.764 INFO [stderr] 
Dec 18 03:04:55.764 INFO [stderr] warning: unused imports: `Accidental`, `Note`, `Of`
Dec 18 03:04:55.764 INFO [stderr]  --> src/main.rs:7:19
Dec 18 03:04:55.764 INFO [stderr]   |
Dec 18 03:04:55.764 INFO [stderr] 7 | use model::note::{Note, Of, Accidental};
Dec 18 03:04:55.764 INFO [stderr]   |                   ^^^^  ^^  ^^^^^^^^^^
Dec 18 03:04:55.764 INFO [stderr] 
Dec 18 03:04:55.900 INFO [stderr] warning: unused variable: `chunks`
Dec 18 03:04:55.900 INFO [stderr]   --> src/model/chunk_parsing.rs:51:21
Dec 18 03:04:55.900 INFO [stderr]    |
Dec 18 03:04:55.900 INFO [stderr] 51 | pub fn parse_chunks(chunks: &Vec<Chunk>) {
Dec 18 03:04:55.900 INFO [stderr]    |                     ^^^^^^ help: consider using `_chunks` instead
Dec 18 03:04:55.900 INFO [stderr]    |
Dec 18 03:04:55.900 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 03:04:55.900 INFO [stderr] 
Dec 18 03:04:55.928 INFO [stderr] warning: variant is never constructed: `A`
Dec 18 03:04:55.929 INFO [stderr]  --> src/model/note.rs:4:15
Dec 18 03:04:55.929 INFO [stderr]   |
Dec 18 03:04:55.929 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.929 INFO [stderr]   |               ^
Dec 18 03:04:55.929 INFO [stderr]   |
Dec 18 03:04:55.929 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: variant is never constructed: `B`
Dec 18 03:04:55.929 INFO [stderr]  --> src/model/note.rs:4:18
Dec 18 03:04:55.929 INFO [stderr]   |
Dec 18 03:04:55.929 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.929 INFO [stderr]   |                  ^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: variant is never constructed: `C`
Dec 18 03:04:55.929 INFO [stderr]  --> src/model/note.rs:4:21
Dec 18 03:04:55.929 INFO [stderr]   |
Dec 18 03:04:55.929 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.929 INFO [stderr]   |                     ^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: variant is never constructed: `D`
Dec 18 03:04:55.929 INFO [stderr]  --> src/model/note.rs:4:24
Dec 18 03:04:55.929 INFO [stderr]   |
Dec 18 03:04:55.929 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.929 INFO [stderr]   |                        ^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: variant is never constructed: `E`
Dec 18 03:04:55.929 INFO [stderr]  --> src/model/note.rs:4:27
Dec 18 03:04:55.929 INFO [stderr]   |
Dec 18 03:04:55.929 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.929 INFO [stderr]   |                           ^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: variant is never constructed: `F`
Dec 18 03:04:55.929 INFO [stderr]  --> src/model/note.rs:4:30
Dec 18 03:04:55.929 INFO [stderr]   |
Dec 18 03:04:55.929 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.929 INFO [stderr]   |                              ^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: variant is never constructed: `G`
Dec 18 03:04:55.929 INFO [stderr]  --> src/model/note.rs:4:33
Dec 18 03:04:55.929 INFO [stderr]   |
Dec 18 03:04:55.929 INFO [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
Dec 18 03:04:55.929 INFO [stderr]   |                                 ^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: variant is never constructed: `Natural`
Dec 18 03:04:55.929 INFO [stderr]  --> src/model/note.rs:8:5
Dec 18 03:04:55.929 INFO [stderr]   |
Dec 18 03:04:55.929 INFO [stderr] 8 |     Natural,
Dec 18 03:04:55.929 INFO [stderr]   |     ^^^^^^^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: method is never used: `new`
Dec 18 03:04:55.929 INFO [stderr]   --> src/model/note.rs:23:5
Dec 18 03:04:55.929 INFO [stderr]    |
Dec 18 03:04:55.929 INFO [stderr] 23 |     pub fn new(note: Of, accidental: Accidental, octave: Octave) -> Note {
Dec 18 03:04:55.929 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: method is never used: `valid_octave`
Dec 18 03:04:55.929 INFO [stderr]   --> src/model/note.rs:56:5
Dec 18 03:04:55.929 INFO [stderr]    |
Dec 18 03:04:55.929 INFO [stderr] 56 |     fn valid_octave(octave: Octave) -> bool {
Dec 18 03:04:55.929 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: struct is never constructed: `NoteEvent`
Dec 18 03:04:55.929 INFO [stderr]   --> src/model/note.rs:70:1
Dec 18 03:04:55.929 INFO [stderr]    |
Dec 18 03:04:55.929 INFO [stderr] 70 | pub struct NoteEvent {
Dec 18 03:04:55.929 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: function is never used: `is_valid_format`
Dec 18 03:04:55.929 INFO [stderr]   --> src/model/chunk_parsing.rs:47:1
Dec 18 03:04:55.929 INFO [stderr]    |
Dec 18 03:04:55.929 INFO [stderr] 47 | pub fn is_valid_format(header: &Header) -> bool {
Dec 18 03:04:55.929 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.929 INFO [stderr] warning: function is never used: `parse_chunks`
Dec 18 03:04:55.929 INFO [stderr]   --> src/model/chunk_parsing.rs:51:1
Dec 18 03:04:55.929 INFO [stderr]    |
Dec 18 03:04:55.929 INFO [stderr] 51 | pub fn parse_chunks(chunks: &Vec<Chunk>) {
Dec 18 03:04:55.929 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 03:04:55.929 INFO [stderr] 
Dec 18 03:04:55.972 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
Dec 18 03:04:56.406 INFO running `"docker" "inspect" "8daac8507df559fd7c3b609be56e960ce81e7d6a2ad51342fb66e0092ccca81e"`
Dec 18 03:04:56.626 INFO running `"docker" "rm" "-f" "8daac8507df559fd7c3b609be56e960ce81e7d6a2ad51342fb66e0092ccca81e"`
Dec 18 03:04:56.752 INFO [stdout] 8daac8507df559fd7c3b609be56e960ce81e7d6a2ad51342fb66e0092ccca81e