[INFO] fetching crate music-lounge 0.7.2...
[INFO] documenting music-lounge-0.7.2 against 1.100.0-beta.1 for beta-rustdoc-1.100-2
[INFO] extracting crate music-lounge 0.7.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate music-lounge 0.7.2
[INFO] finished tweaking crates.io crate music-lounge 0.7.2
[INFO] tweaked toml for crates.io crate music-lounge 0.7.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate music-lounge 0.7.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate music-lounge 0.7.2 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d27d8d8722c2cfaad7334c7d19d865917ad8b146b4ae4784e9e5f034e640d511
[INFO] running `Command { std: "docker" "start" "d27d8d8722c2cfaad7334c7d19d865917ad8b146b4ae4784e9e5f034e640d511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d27d8d8722c2cfaad7334c7d19d865917ad8b146b4ae4784e9e5f034e640d511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d27d8d8722c2cfaad7334c7d19d865917ad8b146b4ae4784e9e5f034e640d511" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d27d8d8722c2cfaad7334c7d19d865917ad8b146b4ae4784e9e5f034e640d511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d27d8d8722c2cfaad7334c7d19d865917ad8b146b4ae4784e9e5f034e640d511" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] error[E0277]: the trait bound `for<'de> !: serde::de::Deserialize<'de>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-client-0.7.0/src/lib.rs:78:9
[INFO] [stdout]     |
[INFO] [stdout]  78 |         audio_cmd(None, PlayerCommand::CycleRepeat)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 147 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `mlounge_core::player::audio_cmd`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/player.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn audio_cmd<T: for <'de> Deserialize<'de>>(log: Option<&Log>, cmd: PlayerCommand) -> PlayerResult<T> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `audio_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'de> !: serde::de::Deserialize<'de>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-client-0.7.0/src/lib.rs:86:13
[INFO] [stdout]     |
[INFO] [stdout]  86 |             audio_cmd(None, PlayerCommand::Restart)?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 147 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `mlounge_core::player::audio_cmd`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/player.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn audio_cmd<T: for <'de> Deserialize<'de>>(log: Option<&Log>, cmd: PlayerCommand) -> PlayerResult<T> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `audio_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'de> !: serde::de::Deserialize<'de>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-client-0.7.0/src/lib.rs:94:9
[INFO] [stdout]     |
[INFO] [stdout]  94 |         audio_cmd(None, PlayerCommand::Next)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 147 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `mlounge_core::player::audio_cmd`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/player.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn audio_cmd<T: for <'de> Deserialize<'de>>(log: Option<&Log>, cmd: PlayerCommand) -> PlayerResult<T> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `audio_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'de> !: serde::de::Deserialize<'de>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-client-0.7.0/src/lib.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         audio_cmd(None, PlayerCommand::Prev)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 147 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `mlounge_core::player::audio_cmd`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/player.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn audio_cmd<T: for <'de> Deserialize<'de>>(log: Option<&Log>, cmd: PlayerCommand) -> PlayerResult<T> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `audio_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'de> !: serde::de::Deserialize<'de>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-client-0.7.0/src/lib.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |             audio_cmd(None, PlayerCommand::Pause)?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 147 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `mlounge_core::player::audio_cmd`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/player.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn audio_cmd<T: for <'de> Deserialize<'de>>(log: Option<&Log>, cmd: PlayerCommand) -> PlayerResult<T> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `audio_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'de> !: serde::de::Deserialize<'de>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-client-0.7.0/src/lib.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |             audio_cmd(None, PlayerCommand::Resume)?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 147 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `mlounge_core::player::audio_cmd`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/player.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn audio_cmd<T: for <'de> Deserialize<'de>>(log: Option<&Log>, cmd: PlayerCommand) -> PlayerResult<T> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `audio_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'de> !: serde::de::Deserialize<'de>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-client-0.7.0/src/lib.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |         audio_cmd(None, PlayerCommand::Stop)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 147 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `mlounge_core::player::audio_cmd`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/player.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn audio_cmd<T: for <'de> Deserialize<'de>>(log: Option<&Log>, cmd: PlayerCommand) -> PlayerResult<T> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `audio_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'de> !: serde::de::Deserialize<'de>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-client-0.7.0/src/lib.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         audio_cmd(None, PlayerCommand::Shuffle)?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 147 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `mlounge_core::player::audio_cmd`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/player.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn audio_cmd<T: for <'de> Deserialize<'de>>(log: Option<&Log>, cmd: PlayerCommand) -> PlayerResult<T> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `audio_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `for<'de> !: serde::de::Deserialize<'de>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-client-0.7.0/src/lib.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         audio_cmd(None, PlayerCommand::SetPos(song.clone()))?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'de> serde::de::Deserialize<'de>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `serde::de::Deserialize<'de>`:
[INFO] [stdout]               &'a Path
[INFO] [stdout]               &'a [u8]
[INFO] [stdout]               &'a str
[INFO] [stdout]               ()
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 147 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `mlounge_core::player::audio_cmd`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/music-lounge-core-0.7.0/src/player.rs:127:21
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub fn audio_cmd<T: for <'de> Deserialize<'de>>(log: Option<&Log>, cmd: PlayerCommand) -> PlayerResult<T> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `audio_cmd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `music-lounge-client` (lib) due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d27d8d8722c2cfaad7334c7d19d865917ad8b146b4ae4784e9e5f034e640d511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d27d8d8722c2cfaad7334c7d19d865917ad8b146b4ae4784e9e5f034e640d511", kill_on_drop: false }`
[INFO] [stdout] d27d8d8722c2cfaad7334c7d19d865917ad8b146b4ae4784e9e5f034e640d511
