[INFO] crate yt_downloader 1.0.0 is already in cache
[INFO] extracting crate yt_downloader 1.0.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/yt_downloader/1.0.0
[INFO] extracting crate yt_downloader 1.0.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/yt_downloader/1.0.0
[INFO] validating manifest of yt_downloader-1.0.0 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yt_downloader-1.0.0 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yt_downloader-1.0.0
[INFO] finished frobbing yt_downloader-1.0.0
[INFO] frobbed toml for yt_downloader-1.0.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/yt_downloader/1.0.0/Cargo.toml
[INFO] started frobbing yt_downloader-1.0.0
[INFO] finished frobbing yt_downloader-1.0.0
[INFO] frobbed toml for yt_downloader-1.0.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/yt_downloader/1.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking yt_downloader-1.0.0 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/yt_downloader/1.0.0:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 51bfcd4a7719a22d2eba1e03c3ffdf8cbc08ab0ba275f165c2f9831c99cafcf4
[INFO] running `"docker" "start" "-a" "51bfcd4a7719a22d2eba1e03c3ffdf8cbc08ab0ba275f165c2f9831c99cafcf4"`
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking hyper-native-tls v0.2.4
[INFO] [stderr]     Checking rafy v0.2.1
[INFO] [stderr]     Checking yt_downloader v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/youtube/mod.rs:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 |                     let mut results: Vec<search_result::Video> = data["items"].members().map(|video_object| {
[INFO] [stderr]    |                         ----^^^^^^^
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `videoId` should have a snake case name
[INFO] [stderr]  --> src/youtube/search_result.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub videoId: String,
[INFO] [stderr]   |         ^^^^^^^ help: convert the identifier to snake case: `video_id`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `publishedAt` should have a snake case name
[INFO] [stderr]  --> src/youtube/search_result.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub publishedAt: String,
[INFO] [stderr]   |         ^^^^^^^^^^^ help: convert the identifier to snake case: `published_at`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `channelId` should have a snake case name
[INFO] [stderr]  --> src/youtube/search_result.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub channelId: String,
[INFO] [stderr]   |         ^^^^^^^^^ help: convert the identifier to snake case: `channel_id`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `channelTitle` should have a snake case name
[INFO] [stderr]   --> src/youtube/search_result.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub channelTitle: String
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `channel_title`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `videoId` should have a snake case name
[INFO] [stderr]   --> src/youtube/search_result.rs:16:33
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn from_object(id: i32, videoId: String, publishedAt: String, channelId: String, title: String, description: String, channelTitle: String) -> Video {
[INFO] [stderr]    |                                 ^^^^^^^ help: convert the identifier to snake case: `video_id`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `publishedAt` should have a snake case name
[INFO] [stderr]   --> src/youtube/search_result.rs:16:50
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn from_object(id: i32, videoId: String, publishedAt: String, channelId: String, title: String, description: String, channelTitle: String) -> Video {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^ help: convert the identifier to snake case: `published_at`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `channelId` should have a snake case name
[INFO] [stderr]   --> src/youtube/search_result.rs:16:71
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn from_object(id: i32, videoId: String, publishedAt: String, channelId: String, title: String, description: String, channelTitle: String) -> Video {
[INFO] [stderr]    |                                                                       ^^^^^^^^^ help: convert the identifier to snake case: `channel_id`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `channelTitle` should have a snake case name
[INFO] [stderr]   --> src/youtube/search_result.rs:16:126
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn from_object(id: i32, videoId: String, publishedAt: String, channelId: String, title: String, description: String, channelTitle: String) -> Video {
[INFO] [stderr]    |                                                                                                                              ^^^^^^^^^^^^ help: convert the identifier to snake case: `channel_title`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/youtube/mod.rs:17:25
[INFO] [stderr]    |
[INFO] [stderr] 17 |                     let mut results: Vec<search_result::Video> = data["items"].members().map(|video_object| {
[INFO] [stderr]    |                         ----^^^^^^^
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `videoId` should have a snake case name
[INFO] [stderr]  --> src/youtube/search_result.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub videoId: String,
[INFO] [stderr]   |         ^^^^^^^ help: convert the identifier to snake case: `video_id`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `publishedAt` should have a snake case name
[INFO] [stderr]  --> src/youtube/search_result.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub publishedAt: String,
[INFO] [stderr]   |         ^^^^^^^^^^^ help: convert the identifier to snake case: `published_at`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `channelId` should have a snake case name
[INFO] [stderr]  --> src/youtube/search_result.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub channelId: String,
[INFO] [stderr]   |         ^^^^^^^^^ help: convert the identifier to snake case: `channel_id`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `channelTitle` should have a snake case name
[INFO] [stderr]   --> src/youtube/search_result.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub channelTitle: String
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `channel_title`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `videoId` should have a snake case name
[INFO] [stderr]   --> src/youtube/search_result.rs:16:33
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn from_object(id: i32, videoId: String, publishedAt: String, channelId: String, title: String, description: String, channelTitle: String) -> Video {
[INFO] [stderr]    |                                 ^^^^^^^ help: convert the identifier to snake case: `video_id`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `publishedAt` should have a snake case name
[INFO] [stderr]   --> src/youtube/search_result.rs:16:50
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn from_object(id: i32, videoId: String, publishedAt: String, channelId: String, title: String, description: String, channelTitle: String) -> Video {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^ help: convert the identifier to snake case: `published_at`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `channelId` should have a snake case name
[INFO] [stderr]   --> src/youtube/search_result.rs:16:71
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn from_object(id: i32, videoId: String, publishedAt: String, channelId: String, title: String, description: String, channelTitle: String) -> Video {
[INFO] [stderr]    |                                                                       ^^^^^^^^^ help: convert the identifier to snake case: `channel_id`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `channelTitle` should have a snake case name
[INFO] [stderr]   --> src/youtube/search_result.rs:16:126
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn from_object(id: i32, videoId: String, publishedAt: String, channelId: String, title: String, description: String, channelTitle: String) -> Video {
[INFO] [stderr]    |                                                                                                                              ^^^^^^^^^^^^ help: convert the identifier to snake case: `channel_title`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.60s
[INFO] running `"docker" "inspect" "51bfcd4a7719a22d2eba1e03c3ffdf8cbc08ab0ba275f165c2f9831c99cafcf4"`
[INFO] running `"docker" "rm" "-f" "51bfcd4a7719a22d2eba1e03c3ffdf8cbc08ab0ba275f165c2f9831c99cafcf4"`
[INFO] [stdout] 51bfcd4a7719a22d2eba1e03c3ffdf8cbc08ab0ba275f165c2f9831c99cafcf4