[INFO] updating cached repository bowbahdoe/MidiPlayer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bowbahdoe/MidiPlayer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bowbahdoe/MidiPlayer" "work/ex/beta-1.38-1/sources/1.37.0/gh/bowbahdoe/MidiPlayer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bowbahdoe/MidiPlayer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bowbahdoe/MidiPlayer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bowbahdoe/MidiPlayer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bowbahdoe/MidiPlayer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c2dbad890926b7fb84bf0c7671aa6ccdede1a6ee
[INFO] sha for GitHub repo bowbahdoe/MidiPlayer: c2dbad890926b7fb84bf0c7671aa6ccdede1a6ee
[INFO] validating manifest of bowbahdoe/MidiPlayer on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bowbahdoe/MidiPlayer on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bowbahdoe/MidiPlayer
[INFO] finished frobbing bowbahdoe/MidiPlayer
[INFO] frobbed toml for bowbahdoe/MidiPlayer written to work/ex/beta-1.38-1/sources/1.37.0/gh/bowbahdoe/MidiPlayer/Cargo.toml
[INFO] started frobbing bowbahdoe/MidiPlayer
[INFO] finished frobbing bowbahdoe/MidiPlayer
[INFO] frobbed toml for bowbahdoe/MidiPlayer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bowbahdoe/MidiPlayer/Cargo.toml
[INFO] crate bowbahdoe/MidiPlayer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing bowbahdoe/MidiPlayer against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a6a070fd95a48d7204e2d75c2b2ad154964b1547d98555f6a03d79c0d789a334
[INFO] running `"docker" "start" "-a" "a6a070fd95a48d7204e2d75c2b2ad154964b1547d98555f6a03d79c0d789a334"`
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling midi_player v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `error`, `fmt`
[INFO] [stderr]  --> src/model/note.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{error, fmt};
[INFO] [stderr]   |           ^^^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Accidental`, `Note`, `Of`
[INFO] [stderr]  --> src/main.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | use model::note::{Note, Of, Accidental};
[INFO] [stderr]   |                   ^^^^  ^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chunks`
[INFO] [stderr]   --> src/model/chunk_parsing.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn parse_chunks(chunks: &Vec<Chunk>) {
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_chunks`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `A`
[INFO] [stderr]  --> src/model/note.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |               ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `B`
[INFO] [stderr]  --> src/model/note.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                  ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `C`
[INFO] [stderr]  --> src/model/note.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `D`
[INFO] [stderr]  --> src/model/note.rs:4:24
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                        ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `E`
[INFO] [stderr]  --> src/model/note.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                           ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `F`
[INFO] [stderr]  --> src/model/note.rs:4:30
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                              ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `G`
[INFO] [stderr]  --> src/model/note.rs:4:33
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                                 ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Natural`
[INFO] [stderr]  --> src/model/note.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Natural,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/model/note.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn new(note: Of, accidental: Accidental, octave: Octave) -> Note {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `valid_octave`
[INFO] [stderr]   --> src/model/note.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn valid_octave(octave: Octave) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `NoteEvent`
[INFO] [stderr]   --> src/model/note.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub struct NoteEvent {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_valid_format`
[INFO] [stderr]   --> src/model/chunk_parsing.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn is_valid_format(header: &Header) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_chunks`
[INFO] [stderr]   --> src/model/chunk_parsing.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn parse_chunks(chunks: &Vec<Chunk>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.77s
[INFO] running `"docker" "inspect" "a6a070fd95a48d7204e2d75c2b2ad154964b1547d98555f6a03d79c0d789a334"`
[INFO] running `"docker" "rm" "-f" "a6a070fd95a48d7204e2d75c2b2ad154964b1547d98555f6a03d79c0d789a334"`
[INFO] [stdout] a6a070fd95a48d7204e2d75c2b2ad154964b1547d98555f6a03d79c0d789a334
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] b50c3e02ef069009d485f0601ed8e33f9dafece86789217aaf558958278dd606
[INFO] running `"docker" "start" "-a" "b50c3e02ef069009d485f0601ed8e33f9dafece86789217aaf558958278dd606"`
[INFO] [stderr]    Compiling midi_player v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `error`, `fmt`
[INFO] [stderr]  --> src/model/note.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{error, fmt};
[INFO] [stderr]   |           ^^^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Accidental`, `Note`, `Of`
[INFO] [stderr]  --> src/main.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | use model::note::{Note, Of, Accidental};
[INFO] [stderr]   |                   ^^^^  ^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `chunks`
[INFO] [stderr]   --> src/model/chunk_parsing.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn parse_chunks(chunks: &Vec<Chunk>) {
[INFO] [stderr]    |                     ^^^^^^ help: consider prefixing with an underscore: `_chunks`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `A`
[INFO] [stderr]  --> src/model/note.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |               ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `B`
[INFO] [stderr]  --> src/model/note.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                  ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `C`
[INFO] [stderr]  --> src/model/note.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `D`
[INFO] [stderr]  --> src/model/note.rs:4:24
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                        ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `E`
[INFO] [stderr]  --> src/model/note.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                           ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `F`
[INFO] [stderr]  --> src/model/note.rs:4:30
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                              ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `G`
[INFO] [stderr]  --> src/model/note.rs:4:33
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Of { A, B, C, D, E, F, G }
[INFO] [stderr]   |                                 ^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Natural`
[INFO] [stderr]  --> src/model/note.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Natural,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/model/note.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn new(note: Of, accidental: Accidental, octave: Octave) -> Note {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `valid_octave`
[INFO] [stderr]   --> src/model/note.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn valid_octave(octave: Octave) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `NoteEvent`
[INFO] [stderr]   --> src/model/note.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub struct NoteEvent {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_valid_format`
[INFO] [stderr]   --> src/model/chunk_parsing.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn is_valid_format(header: &Header) -> bool {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_chunks`
[INFO] [stderr]   --> src/model/chunk_parsing.rs:51:1
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn parse_chunks(chunks: &Vec<Chunk>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "b50c3e02ef069009d485f0601ed8e33f9dafece86789217aaf558958278dd606"`
[INFO] running `"docker" "rm" "-f" "b50c3e02ef069009d485f0601ed8e33f9dafece86789217aaf558958278dd606"`
[INFO] [stdout] b50c3e02ef069009d485f0601ed8e33f9dafece86789217aaf558958278dd606
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a46b714a908dd4bbb999993409211a739b3f170f04a1cf1c68b0c2807a49e372
[INFO] running `"docker" "start" "-a" "a46b714a908dd4bbb999993409211a739b3f170f04a1cf1c68b0c2807a49e372"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/midi_player-d7c8965559f72ee2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test model::chunk::tests::chunk_types ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a46b714a908dd4bbb999993409211a739b3f170f04a1cf1c68b0c2807a49e372"`
[INFO] running `"docker" "rm" "-f" "a46b714a908dd4bbb999993409211a739b3f170f04a1cf1c68b0c2807a49e372"`
[INFO] [stdout] a46b714a908dd4bbb999993409211a739b3f170f04a1cf1c68b0c2807a49e372