Dec 19 18:04:41.894 INFO checking der-On/Children-Audio-Library against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 18:04:41.894 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/der-On/Children-Audio-Library:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:04:42.186 INFO [stdout] 7dd0bc4814e6c3c54377eb157472eb821897a1c6538a58ba2f12287931aa7a53
Dec 19 18:04:42.190 INFO running `"docker" "start" "-a" "7dd0bc4814e6c3c54377eb157472eb821897a1c6538a58ba2f12287931aa7a53"`
Dec 19 18:04:43.739 INFO [stderr]     Checking natord v1.0.9
Dec 19 18:04:43.743 INFO [stderr]    Compiling syn v0.13.9
Dec 19 18:04:43.752 INFO [stderr]     Checking chrono v0.4.2
Dec 19 18:04:43.753 INFO [stderr]     Checking hyper v0.11.26
Dec 19 18:04:53.384 INFO [stderr]     Checking hyper-staticfile v0.2.0
Dec 19 18:04:54.683 INFO [stderr]    Compiling serde_derive v1.0.55
Dec 19 18:05:06.725 INFO [stderr]     Checking children-audio-library v1.0.0 (/opt/crater/workdir)
Dec 19 18:05:08.125 INFO [stderr] warning: unused variable: `file`
Dec 19 18:05:08.125 INFO [stderr]    --> src/library.rs:143:14
Dec 19 18:05:08.125 INFO [stderr]     |
Dec 19 18:05:08.125 INFO [stderr] 143 | fn file_size(file: &File) {
Dec 19 18:05:08.125 INFO [stderr]     |              ^^^^ help: consider using `_file` instead
Dec 19 18:05:08.125 INFO [stderr]     |
Dec 19 18:05:08.125 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 18:05:08.125 INFO [stderr] 
Dec 19 18:05:08.156 INFO [stderr] warning: unused variable: `file`
Dec 19 18:05:08.156 INFO [stderr]    --> src/library.rs:143:14
Dec 19 18:05:08.156 INFO [stderr]     |
Dec 19 18:05:08.156 INFO [stderr] 143 | fn file_size(file: &File) {
Dec 19 18:05:08.156 INFO [stderr]     |              ^^^^ help: consider using `_file` instead
Dec 19 18:05:08.156 INFO [stderr]     |
Dec 19 18:05:08.156 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 18:05:08.156 INFO [stderr] 
Dec 19 18:05:08.244 INFO [stderr] warning: function is never used: `file_size`
Dec 19 18:05:08.244 INFO [stderr]    --> src/library.rs:143:1
Dec 19 18:05:08.244 INFO [stderr]     |
Dec 19 18:05:08.244 INFO [stderr] 143 | fn file_size(file: &File) {
Dec 19 18:05:08.244 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.244 INFO [stderr]     |
Dec 19 18:05:08.244 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 18:05:08.244 INFO [stderr] 
Dec 19 18:05:08.244 INFO [stderr] warning: function is never used: `is_album_cover`
Dec 19 18:05:08.244 INFO [stderr]    --> src/library.rs:170:1
Dec 19 18:05:08.245 INFO [stderr]     |
Dec 19 18:05:08.245 INFO [stderr] 170 | fn is_album_cover(path: &Path) -> bool {
Dec 19 18:05:08.245 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.245 INFO [stderr] 
Dec 19 18:05:08.245 INFO [stderr] warning: structure field `lastFmApiKey` should have a snake case name such as `last_fm_api_key`
Dec 19 18:05:08.245 INFO [stderr]   --> src/config.rs:10:5
Dec 19 18:05:08.245 INFO [stderr]    |
Dec 19 18:05:08.245 INFO [stderr] 10 |     pub lastFmApiKey: String,
Dec 19 18:05:08.245 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.245 INFO [stderr]    |
Dec 19 18:05:08.245 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 18:05:08.245 INFO [stderr] 
Dec 19 18:05:08.245 INFO [stderr] warning: structure field `discogsConsumerKey` should have a snake case name such as `discogs_consumer_key`
Dec 19 18:05:08.245 INFO [stderr]   --> src/config.rs:11:5
Dec 19 18:05:08.245 INFO [stderr]    |
Dec 19 18:05:08.245 INFO [stderr] 11 |     pub discogsConsumerKey: String,
Dec 19 18:05:08.245 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.245 INFO [stderr] 
Dec 19 18:05:08.245 INFO [stderr] warning: structure field `discogsConsumerSecret` should have a snake case name such as `discogs_consumer_secret`
Dec 19 18:05:08.245 INFO [stderr]   --> src/config.rs:12:5
Dec 19 18:05:08.245 INFO [stderr]    |
Dec 19 18:05:08.245 INFO [stderr] 12 |     pub discogsConsumerSecret: String,
Dec 19 18:05:08.245 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.245 INFO [stderr] 
Dec 19 18:05:08.245 INFO [stderr] warning: structure field `bluetoothSpeaker` should have a snake case name such as `bluetooth_speaker`
Dec 19 18:05:08.245 INFO [stderr]   --> src/config.rs:13:5
Dec 19 18:05:08.245 INFO [stderr]    |
Dec 19 18:05:08.245 INFO [stderr] 13 |     pub bluetoothSpeaker: String
Dec 19 18:05:08.245 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.245 INFO [stderr] 
Dec 19 18:05:08.245 INFO [stderr] warning: structure field `updatedAt` should have a snake case name such as `updated_at`
Dec 19 18:05:08.245 INFO [stderr]   --> src/library.rs:24:5
Dec 19 18:05:08.245 INFO [stderr]    |
Dec 19 18:05:08.245 INFO [stderr] 24 |     pub updatedAt: String,
Dec 19 18:05:08.245 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.245 INFO [stderr] 
Dec 19 18:05:08.271 INFO [stderr] warning: function is never used: `file_size`
Dec 19 18:05:08.271 INFO [stderr]    --> src/library.rs:143:1
Dec 19 18:05:08.271 INFO [stderr]     |
Dec 19 18:05:08.271 INFO [stderr] 143 | fn file_size(file: &File) {
Dec 19 18:05:08.271 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.271 INFO [stderr]     |
Dec 19 18:05:08.271 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 18:05:08.271 INFO [stderr] 
Dec 19 18:05:08.271 INFO [stderr] warning: function is never used: `is_album_cover`
Dec 19 18:05:08.271 INFO [stderr]    --> src/library.rs:170:1
Dec 19 18:05:08.271 INFO [stderr]     |
Dec 19 18:05:08.271 INFO [stderr] 170 | fn is_album_cover(path: &Path) -> bool {
Dec 19 18:05:08.271 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.271 INFO [stderr] 
Dec 19 18:05:08.271 INFO [stderr] warning: structure field `lastFmApiKey` should have a snake case name such as `last_fm_api_key`
Dec 19 18:05:08.271 INFO [stderr]   --> src/config.rs:10:5
Dec 19 18:05:08.271 INFO [stderr]    |
Dec 19 18:05:08.271 INFO [stderr] 10 |     pub lastFmApiKey: String,
Dec 19 18:05:08.271 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.271 INFO [stderr]    |
Dec 19 18:05:08.271 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 18:05:08.271 INFO [stderr] 
Dec 19 18:05:08.271 INFO [stderr] warning: structure field `discogsConsumerKey` should have a snake case name such as `discogs_consumer_key`
Dec 19 18:05:08.271 INFO [stderr]   --> src/config.rs:11:5
Dec 19 18:05:08.271 INFO [stderr]    |
Dec 19 18:05:08.271 INFO [stderr] 11 |     pub discogsConsumerKey: String,
Dec 19 18:05:08.271 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.271 INFO [stderr] 
Dec 19 18:05:08.271 INFO [stderr] warning: structure field `discogsConsumerSecret` should have a snake case name such as `discogs_consumer_secret`
Dec 19 18:05:08.271 INFO [stderr]   --> src/config.rs:12:5
Dec 19 18:05:08.271 INFO [stderr]    |
Dec 19 18:05:08.271 INFO [stderr] 12 |     pub discogsConsumerSecret: String,
Dec 19 18:05:08.271 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.271 INFO [stderr] 
Dec 19 18:05:08.271 INFO [stderr] warning: structure field `bluetoothSpeaker` should have a snake case name such as `bluetooth_speaker`
Dec 19 18:05:08.271 INFO [stderr]   --> src/config.rs:13:5
Dec 19 18:05:08.271 INFO [stderr]    |
Dec 19 18:05:08.271 INFO [stderr] 13 |     pub bluetoothSpeaker: String
Dec 19 18:05:08.271 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.271 INFO [stderr] 
Dec 19 18:05:08.271 INFO [stderr] warning: structure field `updatedAt` should have a snake case name such as `updated_at`
Dec 19 18:05:08.271 INFO [stderr]   --> src/library.rs:24:5
Dec 19 18:05:08.271 INFO [stderr]    |
Dec 19 18:05:08.271 INFO [stderr] 24 |     pub updatedAt: String,
Dec 19 18:05:08.271 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:08.271 INFO [stderr] 
Dec 19 18:05:11.259 INFO [stderr] warning: unused import: `std::path::Path`
Dec 19 18:05:11.259 INFO [stderr]  --> src/bin/cli.rs:9:5
Dec 19 18:05:11.259 INFO [stderr]   |
Dec 19 18:05:11.259 INFO [stderr] 9 | use std::path::Path;
Dec 19 18:05:11.259 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 18:05:11.259 INFO [stderr]   |
Dec 19 18:05:11.259 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 18:05:11.259 INFO [stderr] 
Dec 19 18:05:11.344 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 18:05:11.344 INFO [stderr]   --> src/bin/cli.rs:17:5
Dec 19 18:05:11.344 INFO [stderr]    |
Dec 19 18:05:11.344 INFO [stderr] 17 |     serde_json::to_writer_pretty(file, &_library);
Dec 19 18:05:11.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:11.344 INFO [stderr]    |
Dec 19 18:05:11.344 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 18:05:11.344 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 18:05:11.344 INFO [stderr] 
Dec 19 18:05:11.380 INFO [stderr] warning: unused import: `std::path::Path`
Dec 19 18:05:11.380 INFO [stderr]  --> src/bin/cli.rs:9:5
Dec 19 18:05:11.380 INFO [stderr]   |
Dec 19 18:05:11.380 INFO [stderr] 9 | use std::path::Path;
Dec 19 18:05:11.380 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 18:05:11.380 INFO [stderr]   |
Dec 19 18:05:11.380 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 18:05:11.380 INFO [stderr] 
Dec 19 18:05:11.492 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 18:05:11.492 INFO [stderr]   --> src/bin/cli.rs:17:5
Dec 19 18:05:11.492 INFO [stderr]    |
Dec 19 18:05:11.492 INFO [stderr] 17 |     serde_json::to_writer_pretty(file, &_library);
Dec 19 18:05:11.492 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:05:11.492 INFO [stderr]    |
Dec 19 18:05:11.492 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 18:05:11.492 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 18:05:11.492 INFO [stderr] 
Dec 19 18:05:11.616 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.18s
Dec 19 18:05:12.004 INFO running `"docker" "inspect" "7dd0bc4814e6c3c54377eb157472eb821897a1c6538a58ba2f12287931aa7a53"`
Dec 19 18:05:12.153 INFO running `"docker" "rm" "-f" "7dd0bc4814e6c3c54377eb157472eb821897a1c6538a58ba2f12287931aa7a53"`
Dec 19 18:05:12.332 INFO [stdout] 7dd0bc4814e6c3c54377eb157472eb821897a1c6538a58ba2f12287931aa7a53