[INFO] fetching crate non_structural_derive_macro 0.1.1...
[INFO] checking non_structural_derive_macro-0.1.1 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate non_structural_derive_macro 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate non_structural_derive_macro 0.1.1
[INFO] finished tweaking crates.io crate non_structural_derive_macro 0.1.1
[INFO] tweaked toml for crates.io crate non_structural_derive_macro 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate non_structural_derive_macro 0.1.1 on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate non_structural_derive_macro 0.1.1 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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 33a1c2418247055ff4fa6dd78d038d1ea2defeab33d4efa0c119dfd2bf7591b9
[INFO] running `Command { std: "docker" "start" "33a1c2418247055ff4fa6dd78d038d1ea2defeab33d4efa0c119dfd2bf7591b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33a1c2418247055ff4fa6dd78d038d1ea2defeab33d4efa0c119dfd2bf7591b9", 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" "33a1c2418247055ff4fa6dd78d038d1ea2defeab33d4efa0c119dfd2bf7591b9" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33a1c2418247055ff4fa6dd78d038d1ea2defeab33d4efa0c119dfd2bf7591b9", 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" "33a1c2418247055ff4fa6dd78d038d1ea2defeab33d4efa0c119dfd2bf7591b9" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v2.0.71
[INFO] [stderr]     Checking synstructure v0.13.1
[INFO] [stderr]     Checking non_structural_derive_macro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `TokenStream` non_structural_derive_macro
[INFO] [stdout]   --> src/lib.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |                   return syn::Error::new_spanned(name, "not a known auto-trait")
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 35 | |                     .into_compile_error()
[INFO] [stdout] 36 | |                     .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] 35 -                     .into_compile_error()
[INFO] [stdout] 36 -                     .into()
[INFO] [stdout] 35 +                     .into_compile_error()
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 34 ~                 return <TokenStream as Into<_>>::into(syn::Error::new_spanned(name, "not a known auto-trait")
[INFO] [stdout] 35 ~                     .into_compile_error())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream` non_structural_derive_macro
[INFO] [stdout]   --> src/lib.rs:34:24
[INFO] [stdout]    |
[INFO] [stdout] 34 |                   return syn::Error::new_spanned(name, "not a known auto-trait")
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 35 | |                     .into_compile_error()
[INFO] [stdout] 36 | |                     .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] 35 -                     .into_compile_error()
[INFO] [stdout] 36 -                     .into()
[INFO] [stdout] 35 +                     .into_compile_error()
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 34 ~                 return <proc_macro2::TokenStream as Into<_>>::into(syn::Error::new_spanned(name, "not a known auto-trait")
[INFO] [stdout] 35 ~                     .into_compile_error())
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `non_structural_derive_macro` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `non_structural_derive_macro` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "33a1c2418247055ff4fa6dd78d038d1ea2defeab33d4efa0c119dfd2bf7591b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33a1c2418247055ff4fa6dd78d038d1ea2defeab33d4efa0c119dfd2bf7591b9", kill_on_drop: false }`
[INFO] [stdout] 33a1c2418247055ff4fa6dd78d038d1ea2defeab33d4efa0c119dfd2bf7591b9
