[INFO] fetching crate katalyst_macros 0.2.0...
[INFO] checking katalyst_macros-0.2.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate katalyst_macros 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate katalyst_macros 0.2.0 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 katalyst_macros 0.2.0
[INFO] finished tweaking crates.io crate katalyst_macros 0.2.0
[INFO] tweaked toml for crates.io crate katalyst_macros 0.2.0 written to /workspace/builds/worker-8/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] de61c3a17c19780c8456a7143ee303fff3f324737e446d3ac90f1e961c6a6560
[INFO] running `Command { std: "docker" "start" "-a" "de61c3a17c19780c8456a7143ee303fff3f324737e446d3ac90f1e961c6a6560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de61c3a17c19780c8456a7143ee303fff3f324737e446d3ac90f1e961c6a6560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de61c3a17c19780c8456a7143ee303fff3f324737e446d3ac90f1e961c6a6560", kill_on_drop: false }`
[INFO] [stdout] de61c3a17c19780c8456a7143ee303fff3f324737e446d3ac90f1e961c6a6560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] f23ce760caea2325f1df1617e6a125eafc1cc1ce47ed2612336a6846b8bd09cc
[INFO] running `Command { std: "docker" "start" "-a" "f23ce760caea2325f1df1617e6a125eafc1cc1ce47ed2612336a6846b8bd09cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking katalyst_macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/binding_derive.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | type BindingTuple = (Option<Box<ToTokens>>, Option<Box<ToTokens>>);
[INFO] [stdout]   |                                 ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/binding_derive.rs:5:56
[INFO] [stdout]   |
[INFO] [stdout] 5 | type BindingTuple = (Option<Box<ToTokens>>, Option<Box<ToTokens>>);
[INFO] [stdout]   |                                                        ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/binding_derive.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | type BindingTuple = (Option<Box<ToTokens>>, Option<Box<ToTokens>>);
[INFO] [stdout]   |                                 ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/binding_derive.rs:5:56
[INFO] [stdout]   |
[INFO] [stdout] 5 | type BindingTuple = (Option<Box<ToTokens>>, Option<Box<ToTokens>>);
[INFO] [stdout]   |                                                        ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/binding_derive.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 |     object_name: Option<Box<ToTokens>>,
[INFO] [stdout]   |                             ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/binding_derive.rs:9:29
[INFO] [stdout]   |
[INFO] [stdout] 9 |     object_name: Option<Box<ToTokens>>,
[INFO] [stdout]   |                             ^^^^^^^^ help: use `dyn`: `dyn ToTokens`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `equal`
[INFO] [stdout]  --> src/attr.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub equal: Token![=],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parens`
[INFO] [stdout]   --> src/attr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub parens: syn::token::Paren,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `equal`
[INFO] [stdout]  --> src/attr.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub equal: Token![=],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parens`
[INFO] [stdout]   --> src/attr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub parens: syn::token::Paren,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.37s
[INFO] running `Command { std: "docker" "inspect" "f23ce760caea2325f1df1617e6a125eafc1cc1ce47ed2612336a6846b8bd09cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f23ce760caea2325f1df1617e6a125eafc1cc1ce47ed2612336a6846b8bd09cc", kill_on_drop: false }`
[INFO] [stdout] f23ce760caea2325f1df1617e6a125eafc1cc1ce47ed2612336a6846b8bd09cc
