[INFO] updating cached repository https://github.com/samrayleung/rspotify
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d3373cac29be3145d87a60de5b782c7327b861f6
[INFO] checking samrayleung/rspotify against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamrayleung%2Frspotify" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samrayleung/rspotify on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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 /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 447f73d8c872767d876e35951bcadf5ecf30452663d35dc8c0ffbc27521b2ccf
[INFO] running `"docker" "start" "-a" "447f73d8c872767d876e35951bcadf5ecf30452663d35dc8c0ffbc27521b2ccf"`
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.17
[INFO] [stderr]     Checking rspotify v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:274:63
[INFO] [stderr]     |
[INFO] [stderr] 274 |                 error!("couldn't open {}: {:?}", display, why.description());
[INFO] [stderr]     |                                                               ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:281:61
[INFO] [stderr]     |
[INFO] [stderr] 281 |                 error!("couldn't read {}: {}", display, why.description());
[INFO] [stderr]     |                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:324:32
[INFO] [stderr]     |
[INFO] [stderr] 324 | ...                   why.description());
[INFO] [stderr]     |                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:388:32
[INFO] [stderr]     |
[INFO] [stderr] 388 | ...                   why.description());
[INFO] [stderr]     |                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:274:63
[INFO] [stderr]     |
[INFO] [stderr] 274 |                 error!("couldn't open {}: {:?}", display, why.description());
[INFO] [stderr]     |                                                               ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:281:61
[INFO] [stderr]     |
[INFO] [stderr] 281 |                 error!("couldn't read {}: {}", display, why.description());
[INFO] [stderr]     |                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:324:32
[INFO] [stderr]     |
[INFO] [stderr] 324 | ...                   why.description());
[INFO] [stderr]     |                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:388:32
[INFO] [stderr]     |
[INFO] [stderr] 388 | ...                   why.description());
[INFO] [stderr]     |                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:507:77
[INFO] [stderr]     |
[INFO] [stderr] 507 |                     Err(why) => panic!("couldn't open {}: {}", display, why.description()),
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:512:77
[INFO] [stderr]     |
[INFO] [stderr] 512 |                     Err(why) => panic!("couldn't read {}: {}", display, why.description()),
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/spotify/oauth2.rs:520:28
[INFO] [stderr]     |
[INFO] [stderr] 520 |                        why.description())
[INFO] [stderr]     |                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `artist_ids`
[INFO] [stderr]   --> examples/user_artist_check_follow.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |             artist_ids.push(artist_id1)
[INFO] [stderr]    |                                        - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stderr] 38 |             artist_ids.push(artist_id2)
[INFO] [stderr]    |             ^^^^^^^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rspotify`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] error: build failed
[INFO] running `"docker" "inspect" "447f73d8c872767d876e35951bcadf5ecf30452663d35dc8c0ffbc27521b2ccf"`
[INFO] running `"docker" "rm" "-f" "447f73d8c872767d876e35951bcadf5ecf30452663d35dc8c0ffbc27521b2ccf"`
[INFO] [stdout] 447f73d8c872767d876e35951bcadf5ecf30452663d35dc8c0ffbc27521b2ccf