[INFO] updating cached repository fredrikelfversson/midi-parser
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fredrikelfversson/midi-parser
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fredrikelfversson/midi-parser" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/fredrikelfversson/midi-parser"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/fredrikelfversson/midi-parser'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fredrikelfversson/midi-parser" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/fredrikelfversson/midi-parser"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/fredrikelfversson/midi-parser'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2926e857fd516cc5f5ab28803e500a2add0a296c
[INFO] sha for GitHub repo fredrikelfversson/midi-parser: 2926e857fd516cc5f5ab28803e500a2add0a296c
[INFO] validating manifest of fredrikelfversson/midi-parser on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fredrikelfversson/midi-parser on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fredrikelfversson/midi-parser
[INFO] finished frobbing fredrikelfversson/midi-parser
[INFO] frobbed toml for fredrikelfversson/midi-parser written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/fredrikelfversson/midi-parser/Cargo.toml
[INFO] started frobbing fredrikelfversson/midi-parser
[INFO] finished frobbing fredrikelfversson/midi-parser
[INFO] frobbed toml for fredrikelfversson/midi-parser written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/fredrikelfversson/midi-parser/Cargo.toml
[INFO] crate fredrikelfversson/midi-parser already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking fredrikelfversson/midi-parser against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-4/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/fredrikelfversson/midi-parser:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c420d541d5615f9f4525288f1cc2c798a93fedb91c870ff218dfd3842b502e62
[INFO] running `"docker" "start" "-a" "c420d541d5615f9f4525288f1cc2c798a93fedb91c870ff218dfd3842b502e62"`
[INFO] [stderr]     Checking serde v1.0.89
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking midi_parser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::Value`
[INFO] [stderr]  --> src/events.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use serde_json::Value;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::Value`
[INFO] [stderr]  --> src/events.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use serde_json::Value;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `midi_file`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let midi_file = stdmidi::read_midi("[filepath]").unwrap();
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_midi_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event_data_length`
[INFO] [stderr]    --> src/events.rs:229:38
[INFO] [stderr]     |
[INFO] [stderr] 229 | pub fn read_meta_event(bytes: &[u8], event_data_length: u32, v_length: u32) -> MetaEvent {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_event_data_length`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `result` is never read
[INFO] [stderr]    --> src/events.rs:352:13
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let mut result: i8 = 0;
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `midi_file`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let midi_file = stdmidi::read_midi("[filepath]").unwrap();
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_midi_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event_data_length`
[INFO] [stderr]    --> src/events.rs:229:38
[INFO] [stderr]     |
[INFO] [stderr] 229 | pub fn read_meta_event(bytes: &[u8], event_data_length: u32, v_length: u32) -> MetaEvent {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_event_data_length`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `result` is never read
[INFO] [stderr]    --> src/events.rs:352:13
[INFO] [stderr]     |
[INFO] [stderr] 352 |     let mut result: i8 = 0;
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/stdmidi.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/events.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `number_MSB` should have a snake case name
[INFO] [stderr]   --> src/events.rs:83:26
[INFO] [stderr]    |
[INFO] [stderr] 83 |     SequenceNumber      {number_MSB: u8, number_LSB: u8},
[INFO] [stderr]    |                          ^^^^^^^^^^ help: convert the identifier to snake case: `number_msb`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `number_LSB` should have a snake case name
[INFO] [stderr]   --> src/events.rs:83:42
[INFO] [stderr]    |
[INFO] [stderr] 83 |     SequenceNumber      {number_MSB: u8, number_LSB: u8},
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: convert the identifier to snake case: `number_lsb`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `number_MSB` should have a snake case name
[INFO] [stderr]   --> src/events.rs:83:26
[INFO] [stderr]    |
[INFO] [stderr] 83 |     SequenceNumber      {number_MSB: u8, number_LSB: u8},
[INFO] [stderr]    |                          ^^^^^^^^^^ help: convert the identifier to snake case: `number_msb`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `number_LSB` should have a snake case name
[INFO] [stderr]   --> src/events.rs:83:42
[INFO] [stderr]    |
[INFO] [stderr] 83 |     SequenceNumber      {number_MSB: u8, number_LSB: u8},
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: convert the identifier to snake case: `number_lsb`
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/stdmidi.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_attributes)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/events.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `number_MSB` should have a snake case name
[INFO] [stderr]   --> src/events.rs:83:26
[INFO] [stderr]    |
[INFO] [stderr] 83 |     SequenceNumber      {number_MSB: u8, number_LSB: u8},
[INFO] [stderr]    |                          ^^^^^^^^^^ help: convert the identifier to snake case: `number_msb`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `number_LSB` should have a snake case name
[INFO] [stderr]   --> src/events.rs:83:42
[INFO] [stderr]    |
[INFO] [stderr] 83 |     SequenceNumber      {number_MSB: u8, number_LSB: u8},
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: convert the identifier to snake case: `number_lsb`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `number_MSB` should have a snake case name
[INFO] [stderr]   --> src/events.rs:83:26
[INFO] [stderr]    |
[INFO] [stderr] 83 |     SequenceNumber      {number_MSB: u8, number_LSB: u8},
[INFO] [stderr]    |                          ^^^^^^^^^^ help: convert the identifier to snake case: `number_msb`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `number_LSB` should have a snake case name
[INFO] [stderr]   --> src/events.rs:83:42
[INFO] [stderr]    |
[INFO] [stderr] 83 |     SequenceNumber      {number_MSB: u8, number_LSB: u8},
[INFO] [stderr]    |                                          ^^^^^^^^^^ help: convert the identifier to snake case: `number_lsb`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.01s
[INFO] running `"docker" "inspect" "c420d541d5615f9f4525288f1cc2c798a93fedb91c870ff218dfd3842b502e62"`
[INFO] running `"docker" "rm" "-f" "c420d541d5615f9f4525288f1cc2c798a93fedb91c870ff218dfd3842b502e62"`
[INFO] [stdout] c420d541d5615f9f4525288f1cc2c798a93fedb91c870ff218dfd3842b502e62