[INFO] updating cached repository https://github.com/samrayleung/rspotify [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/samrayleung/rspotify [INFO] [stderr] 3591966..fa0408d master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fa0408d3278aa7f87fe6fe8e30f88b785cdea20c [INFO] checking samrayleung/rspotify against master#9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7 for pr-64564 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamrayleung%2Frspotify" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/samrayleung/rspotify on toolchain 9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/samrayleung/rspotify [INFO] finished tweaking git repo https://github.com/samrayleung/rspotify [INFO] tweaked toml for git repo https://github.com/samrayleung/rspotify written to work/builds/worker-2/source/Cargo.toml [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+9b9d2aff8de4d499b4ba7ca406e000f8d3754ea7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 4437d4b39a1845b1f85f9d6f9c2919a201490fea67ef6c8c5ab7993d75efe10a [INFO] running `"docker" "start" "-a" "4437d4b39a1845b1f85f9d6f9c2919a201490fea67ef6c8c5ab7993d75efe10a"` [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking random v0.12.2 [INFO] [stderr] Checking webbrowser v0.5.2 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking encoding_rs v0.8.20 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Checking flate2 v1.0.11 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking publicsuffix v1.5.3 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking hyper v0.12.35 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling darling_core v0.9.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling darling_macro v0.9.0 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking dotenv v0.13.0 [INFO] [stderr] Compiling darling v0.9.0 [INFO] [stderr] Compiling derive_builder_core v0.5.0 [INFO] [stderr] Checking reqwest v0.9.20 [INFO] [stderr] Compiling derive_builder v0.7.2 [INFO] [stderr] Checking rspotify v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/user_playlist_change_detail.rs:40:17 [INFO] [stderr] | [INFO] [stderr] 40 | let mut playlist_name = "A New Playlist-update"; [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: variable does not need to be mutable [INFO] [stderr] --> tests/test_with_oauth.rs:661:17 [INFO] [stderr] | [INFO] [stderr] 661 | let mut uris = vec!["spotify:track:4iV5W9uYEdYUVa79Axb7Rh".to_owned()]; [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: variable does not need to be mutable [INFO] [stderr] --> tests/test_with_oauth.rs:824:17 [INFO] [stderr] | [INFO] [stderr] 824 | let mut playlist_name = "A New Playlist-update"; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/start_playback.rs:40:17 [INFO] [stderr] | [INFO] [stderr] 40 | let mut uris = vec!["spotify:track:4iV5W9uYEdYUVa79Axb7Rh".to_owned()]; [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] Finished dev [unoptimized + debuginfo] target(s) in 2m 17s [INFO] running `"docker" "inspect" "4437d4b39a1845b1f85f9d6f9c2919a201490fea67ef6c8c5ab7993d75efe10a"` [INFO] running `"docker" "rm" "-f" "4437d4b39a1845b1f85f9d6f9c2919a201490fea67ef6c8c5ab7993d75efe10a"` [INFO] [stdout] 4437d4b39a1845b1f85f9d6f9c2919a201490fea67ef6c8c5ab7993d75efe10a