[INFO] fetching crate music-lounge-client 0.7.0...
[INFO] testing music-lounge-client-0.7.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate music-lounge-client 0.7.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate music-lounge-client 0.7.0
[INFO] finished tweaking crates.io crate music-lounge-client 0.7.0
[INFO] tweaked toml for crates.io crate music-lounge-client 0.7.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate music-lounge-client 0.7.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d87924418f15355eb68db7398b24c088eed8cc5b03b37bd3e3ff46a8899c169b
[INFO] running `Command { std: "docker" "start" "-a" "d87924418f15355eb68db7398b24c088eed8cc5b03b37bd3e3ff46a8899c169b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d87924418f15355eb68db7398b24c088eed8cc5b03b37bd3e3ff46a8899c169b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87924418f15355eb68db7398b24c088eed8cc5b03b37bd3e3ff46a8899c169b", kill_on_drop: false }`
[INFO] [stdout] d87924418f15355eb68db7398b24c088eed8cc5b03b37bd3e3ff46a8899c169b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2fb1bcacfbb310b9af1f0adc3edf9dd2ec794ef3e8645a9071d24057e6b8441
[INFO] running `Command { std: "docker" "start" "-a" "e2fb1bcacfbb310b9af1f0adc3edf9dd2ec794ef3e8645a9071d24057e6b8441", kill_on_drop: false }`
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[INFO] [stdout] error[E0425]: cannot find function `thread_rng` in crate `rand`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/library/playlist.rs:227:30
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let mut rand = rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^ not found in `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `thread_rng` in crate `rand`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/library/playlist.rs:280:30
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let mut rand = rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^ not found in `rand`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `get_save_dir` has an incompatible type for trait
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/config/mod.rs:72:26
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn get_save_dir() -> String { format!("{}/.config/music-lounge", env::var("HOME").expect("Where the hell is your home folder?!")) }
[INFO] [stdout]    |                          ^^^^^^ expected `PathBuf`, found `String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected signature `fn() -> PathBuf`
[INFO] [stdout]               found signature `fn() -> String`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]    |
[INFO] [stdout] 72 -     fn get_save_dir() -> String { format!("{}/.config/music-lounge", env::var("HOME").expect("Where the hell is your home folder?!")) }
[INFO] [stdout] 72 +     fn get_save_dir() -> PathBuf { format!("{}/.config/music-lounge", env::var("HOME").expect("Where the hell is your home folder?!")) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `choose_multiple` found for struct `Vec<String>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/library/playlist.rs:282:34
[INFO] [stdout]     |
[INFO] [stdout] 282 |         for (i, image) in images.choose_multiple(&mut rand, 4).enumerate() {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `choose_mut` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.10.0/src/seq/slice.rs:335:5
[INFO] [stdout]     |
[INFO] [stdout] 335 | /     fn choose_mut<R>(&mut self, rng: &mut R) -> Option<&mut Self::Output>
[INFO] [stdout] 336 | |     where
[INFO] [stdout] 337 | |         R: Rng + ?Sized,
[INFO] [stdout]     | |________________________^
[INFO] [stdout] help: trait `IndexedRandom` which provides `choose_multiple` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use rand::prelude::IndexedRandom;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0425, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `music-lounge-core` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e2fb1bcacfbb310b9af1f0adc3edf9dd2ec794ef3e8645a9071d24057e6b8441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2fb1bcacfbb310b9af1f0adc3edf9dd2ec794ef3e8645a9071d24057e6b8441", kill_on_drop: false }`
[INFO] [stdout] e2fb1bcacfbb310b9af1f0adc3edf9dd2ec794ef3e8645a9071d24057e6b8441