[INFO] fetching crate amplify_derive_helpers 0.0.4...
[INFO] checking amplify_derive_helpers-0.0.4 against 1.55.0 for beta-1.56-3
[INFO] extracting crate amplify_derive_helpers 0.0.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate amplify_derive_helpers 0.0.4 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 amplify_derive_helpers 0.0.4
[INFO] finished tweaking crates.io crate amplify_derive_helpers 0.0.4
[INFO] tweaked toml for crates.io crate amplify_derive_helpers 0.0.4 written to /workspace/builds/worker-5/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 }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e09968fe4a93c264b7b0e0b1e5acc803a765c48634c865402b6fca4a91b4d47b
[INFO] running `Command { std: "docker" "start" "-a" "e09968fe4a93c264b7b0e0b1e5acc803a765c48634c865402b6fca4a91b4d47b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e09968fe4a93c264b7b0e0b1e5acc803a765c48634c865402b6fca4a91b4d47b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e09968fe4a93c264b7b0e0b1e5acc803a765c48634c865402b6fca4a91b4d47b", kill_on_drop: false }`
[INFO] [stdout] e09968fe4a93c264b7b0e0b1e5acc803a765c48634c865402b6fca4a91b4d47b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] f6bb9a32a16b1083f3f8d2caf9e8b7ad36398d5e8c3a7127c0b7af801b56d76f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f6bb9a32a16b1083f3f8d2caf9e8b7ad36398d5e8c3a7127c0b7af801b56d76f", kill_on_drop: false }`
[INFO] [stderr]     Checking quote v1.0.10
[INFO] [stderr]     Checking syn v1.0.80
[INFO] [stderr]     Checking amplify_derive_helpers v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown `doc` attribute `hide`
[INFO] [stdout]    --> src/attr.rs:492:7
[INFO] [stdout]     |
[INFO] [stdout] 492 | #[doc(hide)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:35:5
[INFO] [stdout]     |
[INFO] [stdout] 35  |     warnings
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(invalid_doc_attributes)]` implied by `#[warn(warnings)]`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown `doc` attribute `hide`
[INFO] [stdout]    --> src/attr.rs:494:11
[INFO] [stdout]     |
[INFO] [stdout] 494 |     #[doc(hide)]
[INFO] [stdout]     |           ^^^^
[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 #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown `doc` attribute `hide`
[INFO] [stdout]    --> src/attr.rs:501:11
[INFO] [stdout]     |
[INFO] [stdout] 501 |     #[doc(hide)]
[INFO] [stdout]     |           ^^^^
[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 #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown `doc` attribute `hide`
[INFO] [stdout]    --> src/attr.rs:492:7
[INFO] [stdout]     |
[INFO] [stdout] 492 | #[doc(hide)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:35:5
[INFO] [stdout]     |
[INFO] [stdout] 35  |     warnings
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(invalid_doc_attributes)]` implied by `#[warn(warnings)]`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown `doc` attribute `hide`
[INFO] [stdout]    --> src/attr.rs:494:11
[INFO] [stdout]     |
[INFO] [stdout] 494 |     #[doc(hide)]
[INFO] [stdout]     |           ^^^^
[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 #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown `doc` attribute `hide`
[INFO] [stdout]    --> src/attr.rs:501:11
[INFO] [stdout]     |
[INFO] [stdout] 501 |     #[doc(hide)]
[INFO] [stdout]     |           ^^^^
[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 #82730 <https://github.com/rust-lang/rust/issues/82730>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "f6bb9a32a16b1083f3f8d2caf9e8b7ad36398d5e8c3a7127c0b7af801b56d76f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6bb9a32a16b1083f3f8d2caf9e8b7ad36398d5e8c3a7127c0b7af801b56d76f", kill_on_drop: false }`
[INFO] [stdout] f6bb9a32a16b1083f3f8d2caf9e8b7ad36398d5e8c3a7127c0b7af801b56d76f
