[INFO] fetching crate fasters 0.4.0...
[INFO] checking fasters-0.4.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate fasters 0.4.0 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate fasters 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fasters 0.4.0
[INFO] finished tweaking crates.io crate fasters 0.4.0
[INFO] tweaked toml for crates.io crate fasters 0.4.0 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aa848922fcc24367a4a60c1740107e6addc9acb10fc2c0022668ef80bc94818
[INFO] running `Command { std: "docker" "start" "-a" "2aa848922fcc24367a4a60c1740107e6addc9acb10fc2c0022668ef80bc94818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa848922fcc24367a4a60c1740107e6addc9acb10fc2c0022668ef80bc94818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa848922fcc24367a4a60c1740107e6addc9acb10fc2c0022668ef80bc94818", kill_on_drop: false }`
[INFO] [stdout] 2aa848922fcc24367a4a60c1740107e6addc9acb10fc2c0022668ef80bc94818
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b9c28c663c46355ec3d6e69e4b55994eb12191222b62cdf7f8cb0a9c99b90fe
[INFO] running `Command { std: "docker" "start" "-a" "2b9c28c663c46355ec3d6e69e4b55994eb12191222b62cdf7f8cb0a9c99b90fe", kill_on_drop: false }`
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[INFO] [stderr]     Checking fasters v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/app/fix42.rs:9:7
[INFO] [stdout]    |
[INFO] [stdout] 9  |     #[fasters(msg_type = "TODO")]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 10 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stdout]    |                            ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/app/fix42.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 |     #[fasters(msg_type = "TODO")]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 70 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stdout]    |                            ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/app/fix42.rs:9:7
[INFO] [stdout]    |
[INFO] [stdout] 9  |     #[fasters(msg_type = "TODO")]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 10 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stdout]    |                            ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/app/fix42.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 |     #[fasters(msg_type = "TODO")]
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout] 70 |     #[derive(Debug, Clone, TsrMessage)]
[INFO] [stdout]    |                            ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this attribute can only be applied at the crate level
[INFO] [stdout]   --> src/stream_iterator.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![doc(html_root_url = "https://docs.rs/streaming-iterator/0.1")]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this attribute can only be applied at the crate level
[INFO] [stdout]   --> src/stream_iterator.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![doc(html_root_url = "https://docs.rs/streaming-iterator/0.1")]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_doc_attributes)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout]    = note: read https://doc.rust-lang.org/nightly/rustdoc/the-doc-attribute.html#at-the-crate-level for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heartbeat_sleep`
[INFO] [stdout]    --> src/session/classic.rs:525:25
[INFO] [stdout]     |
[INFO] [stdout] 525 |             tokio::pin!(heartbeat_sleep);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heartbeat_sleep`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:33:9
[INFO] [stdout]     |
[INFO] [stdout] 33  | #![deny(unused, missing_debug_implementations, clippy::useless_conversion)]
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_variables)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heartbeat_sleep`
[INFO] [stdout]    --> src/session/classic.rs:525:25
[INFO] [stdout]     |
[INFO] [stdout] 525 |             tokio::pin!(heartbeat_sleep);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heartbeat_sleep`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:33:9
[INFO] [stdout]     |
[INFO] [stdout] 33  | #![deny(unused, missing_debug_implementations, clippy::useless_conversion)]
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_variables)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.97s
[INFO] running `Command { std: "docker" "inspect" "2b9c28c663c46355ec3d6e69e4b55994eb12191222b62cdf7f8cb0a9c99b90fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b9c28c663c46355ec3d6e69e4b55994eb12191222b62cdf7f8cb0a9c99b90fe", kill_on_drop: false }`
[INFO] [stdout] 2b9c28c663c46355ec3d6e69e4b55994eb12191222b62cdf7f8cb0a9c99b90fe
