[INFO] cloning repository https://github.com/Spotifyd/spotifyd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Spotifyd/spotifyd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpotifyd%2Fspotifyd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpotifyd%2Fspotifyd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67122c639dca144481b83df23287c63f6ee0e373
[INFO] checking Spotifyd/spotifyd against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpotifyd%2Fspotifyd" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Spotifyd/spotifyd on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Spotifyd/spotifyd
[INFO] finished tweaking git repo https://github.com/Spotifyd/spotifyd
[INFO] tweaked toml for git repo https://github.com/Spotifyd/spotifyd written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Spotifyd/spotifyd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rspotify-macros v0.12.0
[INFO] [stderr]   Downloaded syslog v6.1.0
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[INFO] [stderr]   Downloaded rspotify-http v0.12.0
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[INFO] [stderr]   Downloaded thread-id v4.2.0
[INFO] [stderr]   Downloaded portaudio-sys v0.1.1
[INFO] [stderr]   Downloaded libpulse-simple-binding v2.28.1
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[INFO] [stderr]   Downloaded librespot-protocol v0.4.2
[INFO] [stderr]   Downloaded dbus-tokio v0.7.6
[INFO] [stderr]   Downloaded libpulse-simple-sys v1.21.1
[INFO] [stderr]   Downloaded librespot-audio v0.4.2
[INFO] [stderr]   Downloaded librespot-discovery v0.4.2
[INFO] [stderr]   Downloaded linux-keyutils v0.2.3
[INFO] [stderr]   Downloaded dbus-crossroads v0.5.2
[INFO] [stderr]   Downloaded libpulse-binding v2.28.1
[INFO] [stderr]   Downloaded oboe-sys v0.4.5
[INFO] [stderr]   Downloaded cpal v0.13.5
[INFO] [stderr]   Downloaded cookie_store v0.20.0
[INFO] [stderr]   Downloaded alsa v0.6.0
[INFO] [stderr]   Downloaded oboe v0.4.6
[INFO] [stderr]   Downloaded keyring v2.3.0
[INFO] [stderr]   Downloaded librespot-connect v0.4.2
[INFO] [stderr]   Downloaded libmdns v0.7.5
[INFO] [stderr]   Downloaded libpulse-sys v1.21.0
[INFO] [stderr]   Downloaded rspotify v0.12.0
[INFO] [stderr]   Downloaded headers v0.3.8
[INFO] [stderr]   Downloaded priority-queue v1.3.2
[INFO] [stderr]   Downloaded shannon v0.2.0
[INFO] [stderr]   Downloaded librespot-core v0.4.2
[INFO] [stderr]   Downloaded protobuf-codegen-pure v2.28.0
[INFO] [stderr]   Downloaded portaudio-rs v0.3.2
[INFO] [stderr]   Downloaded coreaudio-rs v0.10.0
[INFO] [stderr]   Downloaded librespot-playback v0.4.2
[INFO] [stderr]   Downloaded aes-ctr v0.6.0
[INFO] [stderr]   Downloaded hyper-proxy v0.9.1
[INFO] [stderr]   Downloaded librespot-metadata v0.4.2
[INFO] [stderr]   Downloaded ring v0.17.3
[INFO] [stderr]   Downloaded maybe-async v0.2.7
[INFO] [stderr]   Downloaded rodio v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 566f5f63ef17af523e103925b8c8f74d5d6d9179a6f552805d61bd67deaf31c8
[INFO] running `Command { std: "docker" "start" "-a" "566f5f63ef17af523e103925b8c8f74d5d6d9179a6f552805d61bd67deaf31c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "566f5f63ef17af523e103925b8c8f74d5d6d9179a6f552805d61bd67deaf31c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566f5f63ef17af523e103925b8c8f74d5d6d9179a6f552805d61bd67deaf31c8", kill_on_drop: false }`
[INFO] [stdout] 566f5f63ef17af523e103925b8c8f74d5d6d9179a6f552805d61bd67deaf31c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f275c405fbd85c91b95c51bdcfe4b433e79b1754d2ad96fcd604b8c07c26f3c
[INFO] running `Command { std: "docker" "start" "-a" "2f275c405fbd85c91b95c51bdcfe4b433e79b1754d2ad96fcd604b8c07c26f3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking memchr v2.6.2
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[INFO] [stderr]    Compiling syn v2.0.29
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[INFO] [stderr]    Compiling librespot-core v0.4.2
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]    Compiling protobuf-codegen v2.28.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling tokio-macros v2.1.0
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[INFO] [stderr]    Compiling thiserror-impl v1.0.47
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling librespot-protocol v0.4.2
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[INFO] [stderr]     Checking futures v0.3.28
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[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking alsa v0.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]     Checking rand_distr v0.4.3
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[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
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[INFO] [stderr]     Checking fern v0.6.2
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking color-eyre v0.6.2
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[INFO] [stderr]     Checking is-terminal v0.4.9
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[INFO] [stderr]     Checking daemonize v0.5.0
[INFO] [stderr]     Checking gethostname v0.4.3
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking librespot-audio v0.4.2
[INFO] [stderr]     Checking librespot-metadata v0.4.2
[INFO] [stderr]     Checking librespot-discovery v0.4.2
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking librespot-playback v0.4.2
[INFO] [stderr]     Checking librespot-connect v0.4.2
[INFO] [stderr]     Checking spotifyd v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ToString` is imported redundantly
[INFO] [stdout]   --> src/config.rs:17:61
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::{fmt, fs, path::Path, path::PathBuf, str::FromStr, string::ToString};
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `ToString` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]  --> src/main_loop.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     self,
[INFO] [stdout]   |     ^^^^ the item `futures` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ToString` is imported redundantly
[INFO] [stdout]   --> src/config.rs:17:61
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::{fmt, fs, path::Path, path::PathBuf, str::FromStr, string::ToString};
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `ToString` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `futures` is imported redundantly
[INFO] [stdout]  --> src/main_loop.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     self,
[INFO] [stdout]   |     ^^^^ the item `futures` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "2f275c405fbd85c91b95c51bdcfe4b433e79b1754d2ad96fcd604b8c07c26f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f275c405fbd85c91b95c51bdcfe4b433e79b1754d2ad96fcd604b8c07c26f3c", kill_on_drop: false }`
[INFO] [stdout] 2f275c405fbd85c91b95c51bdcfe4b433e79b1754d2ad96fcd604b8c07c26f3c