[INFO] fetching crate newnum_proc_macros 0.13.1...
[INFO] checking newnum_proc_macros-0.13.1 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate newnum_proc_macros 0.13.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate newnum_proc_macros 0.13.1
[INFO] finished tweaking crates.io crate newnum_proc_macros 0.13.1
[INFO] tweaked toml for crates.io crate newnum_proc_macros 0.13.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate newnum_proc_macros 0.13.1 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate newnum_proc_macros 0.13.1 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" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9cf6546ae0ebbe845dbf35bff6b18e94789c23889059147df0de3f5fedb7f9c0
[INFO] running `Command { std: "docker" "start" "9cf6546ae0ebbe845dbf35bff6b18e94789c23889059147df0de3f5fedb7f9c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cf6546ae0ebbe845dbf35bff6b18e94789c23889059147df0de3f5fedb7f9c0", 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" "9cf6546ae0ebbe845dbf35bff6b18e94789c23889059147df0de3f5fedb7f9c0" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cf6546ae0ebbe845dbf35bff6b18e94789c23889059147df0de3f5fedb7f9c0", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9cf6546ae0ebbe845dbf35bff6b18e94789c23889059147df0de3f5fedb7f9c0" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]    Compiling derive-syn-parse v0.2.0
[INFO] [stderr]     Checking proc-macro2 v1.0.106
[INFO] [stderr]     Checking quote v1.0.45
[INFO] [stderr]     Checking syn v2.0.117
[INFO] [stderr]     Checking newnum_proc_macros v0.13.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/util/derive_eval_fields.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |                   return Error::new(
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 36 | |                     selected_variants.get(2).span(),
[INFO] [stdout] 37 | |                     format!("`{variant_attr}` must be used on exactly one variant"),
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |                 .into();
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 39 -                 .to_compile_error()
[INFO] [stdout] 40 -                 .into();
[INFO] [stdout] 39 +                 .to_compile_error();
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 35 ~                 return <proc_macro2::TokenStream as Into<_>>::into(Error::new(
[INFO] [stdout] 36 |                     selected_variants.get(2).span(),
[INFO] [stdout] 37 |                     format!("`{variant_attr}` must be used on exactly one variant"),
[INFO] [stdout] 38 |                 )
[INFO] [stdout] 39 ~                 .to_compile_error());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/util/derive_eval_fields.rs:56:27
[INFO] [stdout]    |
[INFO] [stdout] 56 |           Data::Union(_) => Error::new(
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 57 | |             Span::call_site(),
[INFO] [stdout] 58 | |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] ...  |
[INFO] [stdout] 61 | |         .into(),
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 60 -         .to_compile_error()
[INFO] [stdout] 61 -         .into(),
[INFO] [stdout] 60 +         .to_compile_error(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 56 ~         Data::Union(_) => <proc_macro2::TokenStream as Into<_>>::into(Error::new(
[INFO] [stdout] 57 |             Span::call_site(),
[INFO] [stdout] 58 |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] 59 |         )
[INFO] [stdout] 60 ~         .to_compile_error()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/util/derive_map_fields.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |           Data::Union(_) => Error::new(
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 84 | |             Span::call_site(),
[INFO] [stdout] 85 | |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] ...  |
[INFO] [stdout] 88 | |         .into(),
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 87 -         .to_compile_error()
[INFO] [stdout] 88 -         .into(),
[INFO] [stdout] 87 +         .to_compile_error(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 83 ~         Data::Union(_) => <proc_macro2::TokenStream as Into<_>>::into(Error::new(
[INFO] [stdout] 84 |             Span::call_site(),
[INFO] [stdout] 85 |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] 86 |         )
[INFO] [stdout] 87 ~         .to_compile_error()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/util/derive_rhs_map_fields.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |           Data::Enum(_) => Error::new(
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 35 | |             Span::call_site(),
[INFO] [stdout] 36 | |             format!("`{trait_ident}` cannot be derived for enums"),
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |         .into(),
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 38 -         .to_compile_error()
[INFO] [stdout] 39 -         .into(),
[INFO] [stdout] 38 +         .to_compile_error(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 34 ~         Data::Enum(_) => <proc_macro2::TokenStream as Into<_>>::into(Error::new(
[INFO] [stdout] 35 |             Span::call_site(),
[INFO] [stdout] 36 |             format!("`{trait_ident}` cannot be derived for enums"),
[INFO] [stdout] 37 |         )
[INFO] [stdout] 38 ~         .to_compile_error()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/util/derive_rhs_map_fields.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |           Data::Union(_) => Error::new(
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 41 | |             Span::call_site(),
[INFO] [stdout] 42 | |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |         .into(),
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 44 -         .to_compile_error()
[INFO] [stdout] 45 -         .into(),
[INFO] [stdout] 44 +         .to_compile_error(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 40 ~         Data::Union(_) => <proc_macro2::TokenStream as Into<_>>::into(Error::new(
[INFO] [stdout] 41 |             Span::call_site(),
[INFO] [stdout] 42 |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] 43 |         )
[INFO] [stdout] 44 ~         .to_compile_error()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `newnum_proc_macros` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/util/derive_eval_fields.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |                   return Error::new(
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 36 | |                     selected_variants.get(2).span(),
[INFO] [stdout] 37 | |                     format!("`{variant_attr}` must be used on exactly one variant"),
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |                 .into();
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 39 -                 .to_compile_error()
[INFO] [stdout] 40 -                 .into();
[INFO] [stdout] 39 +                 .to_compile_error();
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 35 ~                 return <proc_macro2::TokenStream as Into<_>>::into(Error::new(
[INFO] [stdout] 36 |                     selected_variants.get(2).span(),
[INFO] [stdout] 37 |                     format!("`{variant_attr}` must be used on exactly one variant"),
[INFO] [stdout] 38 |                 )
[INFO] [stdout] 39 ~                 .to_compile_error());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/util/derive_eval_fields.rs:56:27
[INFO] [stdout]    |
[INFO] [stdout] 56 |           Data::Union(_) => Error::new(
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 57 | |             Span::call_site(),
[INFO] [stdout] 58 | |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] ...  |
[INFO] [stdout] 61 | |         .into(),
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 60 -         .to_compile_error()
[INFO] [stdout] 61 -         .into(),
[INFO] [stdout] 60 +         .to_compile_error(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 56 ~         Data::Union(_) => <proc_macro2::TokenStream as Into<_>>::into(Error::new(
[INFO] [stdout] 57 |             Span::call_site(),
[INFO] [stdout] 58 |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] 59 |         )
[INFO] [stdout] 60 ~         .to_compile_error()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/util/derive_map_fields.rs:83:27
[INFO] [stdout]    |
[INFO] [stdout] 83 |           Data::Union(_) => Error::new(
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 84 | |             Span::call_site(),
[INFO] [stdout] 85 | |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] ...  |
[INFO] [stdout] 88 | |         .into(),
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 87 -         .to_compile_error()
[INFO] [stdout] 88 -         .into(),
[INFO] [stdout] 87 +         .to_compile_error(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 83 ~         Data::Union(_) => <proc_macro2::TokenStream as Into<_>>::into(Error::new(
[INFO] [stdout] 84 |             Span::call_site(),
[INFO] [stdout] 85 |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] 86 |         )
[INFO] [stdout] 87 ~         .to_compile_error()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/util/derive_rhs_map_fields.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |           Data::Enum(_) => Error::new(
[INFO] [stdout]    |  __________________________^
[INFO] [stdout] 35 | |             Span::call_site(),
[INFO] [stdout] 36 | |             format!("`{trait_ident}` cannot be derived for enums"),
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |         .into(),
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 38 -         .to_compile_error()
[INFO] [stdout] 39 -         .into(),
[INFO] [stdout] 38 +         .to_compile_error(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 34 ~         Data::Enum(_) => <proc_macro2::TokenStream as Into<_>>::into(Error::new(
[INFO] [stdout] 35 |             Span::call_site(),
[INFO] [stdout] 36 |             format!("`{trait_ident}` cannot be derived for enums"),
[INFO] [stdout] 37 |         )
[INFO] [stdout] 38 ~         .to_compile_error()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/util/derive_rhs_map_fields.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |           Data::Union(_) => Error::new(
[INFO] [stdout]    |  ___________________________^
[INFO] [stdout] 41 | |             Span::call_site(),
[INFO] [stdout] 42 | |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] ...  |
[INFO] [stdout] 45 | |         .into(),
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 44 -         .to_compile_error()
[INFO] [stdout] 45 -         .into(),
[INFO] [stdout] 44 +         .to_compile_error(),
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 40 ~         Data::Union(_) => <proc_macro2::TokenStream as Into<_>>::into(Error::new(
[INFO] [stdout] 41 |             Span::call_site(),
[INFO] [stdout] 42 |             format!("`{trait_ident}` cannot be derived for unions"),
[INFO] [stdout] 43 |         )
[INFO] [stdout] 44 ~         .to_compile_error()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `newnum_proc_macros` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "9cf6546ae0ebbe845dbf35bff6b18e94789c23889059147df0de3f5fedb7f9c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf6546ae0ebbe845dbf35bff6b18e94789c23889059147df0de3f5fedb7f9c0", kill_on_drop: false }`
[INFO] [stdout] 9cf6546ae0ebbe845dbf35bff6b18e94789c23889059147df0de3f5fedb7f9c0
