[INFO] updating cached repository terminal-discord/discord-voice-cli
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/terminal-discord/discord-voice-cli
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/terminal-discord/discord-voice-cli" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/terminal-discord/discord-voice-cli"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/terminal-discord/discord-voice-cli'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/terminal-discord/discord-voice-cli" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/terminal-discord/discord-voice-cli"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/terminal-discord/discord-voice-cli'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c193d474aed7404b6c1774598df5d88571d38f1
[INFO] sha for GitHub repo terminal-discord/discord-voice-cli: 6c193d474aed7404b6c1774598df5d88571d38f1
[INFO] validating manifest of terminal-discord/discord-voice-cli on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of terminal-discord/discord-voice-cli on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing terminal-discord/discord-voice-cli
[INFO] finished frobbing terminal-discord/discord-voice-cli
[INFO] frobbed toml for terminal-discord/discord-voice-cli written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/terminal-discord/discord-voice-cli/Cargo.toml
[INFO] started frobbing terminal-discord/discord-voice-cli
[INFO] finished frobbing terminal-discord/discord-voice-cli
[INFO] frobbed toml for terminal-discord/discord-voice-cli written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/terminal-discord/discord-voice-cli/Cargo.toml
[INFO] crate terminal-discord/discord-voice-cli already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking terminal-discord/discord-voice-cli against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/terminal-discord/discord-voice-cli:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 780564e34d35ce6bd230be97a4807dd540b207a861477b2c04d8ba027719cd23
[INFO] running `"docker" "start" "-a" "780564e34d35ce6bd230be97a4807dd540b207a861477b2c04d8ba027719cd23"`
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling opus-sys v0.2.1
[INFO] [stderr]    Compiling libsodium-sys v0.0.14
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking smallvec v0.6.4
[INFO] [stderr]     Checking serde v1.0.71
[INFO] [stderr]     Checking miniz-sys v0.1.10
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking opus v0.2.1
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]     Checking sodiumoxide v0.0.14
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking multipart v0.13.6
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking evzht9h3nznqzwl v0.0.3
[INFO] [stderr]     Checking hyper-native-tls v0.2.4
[INFO] [stderr]     Checking chrono v0.4.5
[INFO] [stderr]     Checking serde_json v1.0.24
[INFO] [stderr]     Checking serenity v0.5.7 (https://github.com/terminal-discord/serenity#9b3c7691)
[INFO] [stderr]     Checking discord-voice-cli v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     stdin().read_line(&mut buf);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     stdin().read_line(&mut buf);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.09s
[INFO] running `"docker" "inspect" "780564e34d35ce6bd230be97a4807dd540b207a861477b2c04d8ba027719cd23"`
[INFO] running `"docker" "rm" "-f" "780564e34d35ce6bd230be97a4807dd540b207a861477b2c04d8ba027719cd23"`
[INFO] [stdout] 780564e34d35ce6bd230be97a4807dd540b207a861477b2c04d8ba027719cd23