[INFO] fetching crate name-index-derive 0.2.1...
[INFO] checking name-index-derive-0.2.1 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate name-index-derive 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate name-index-derive 0.2.1
[INFO] finished tweaking crates.io crate name-index-derive 0.2.1
[INFO] tweaked toml for crates.io crate name-index-derive 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate name-index-derive 0.2.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to highest compatible versions
[INFO] [stderr]       Adding syn v2.0.119 (available: v3.0.9)
[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-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] 786d63043df9ccc933f054ae9902aefce5506867ea4f4c2c3ab8fa5d8e085fca
[INFO] running `Command { std: "docker" "start" "786d63043df9ccc933f054ae9902aefce5506867ea4f4c2c3ab8fa5d8e085fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "786d63043df9ccc933f054ae9902aefce5506867ea4f4c2c3ab8fa5d8e085fca", 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" "786d63043df9ccc933f054ae9902aefce5506867ea4f4c2c3ab8fa5d8e085fca" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "786d63043df9ccc933f054ae9902aefce5506867ea4f4c2c3ab8fa5d8e085fca", 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" "786d63043df9ccc933f054ae9902aefce5506867ea4f4c2c3ab8fa5d8e085fca" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.119
[INFO] [stderr]     Checking name-index-derive v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream` name_index_derive
[INFO] [stdout]    --> src/lib.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |           let tok: TokenStream = quote! {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 149 | |             ::std::stringify!(#alias) =>
[INFO] [stdout] 150 | |                 ::std::option::Option::Some(&self.#resolve),
[INFO] [stdout] 151 | |         }.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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream` name_index_derive
[INFO] [stdout]    --> src/lib.rs:159:32
[INFO] [stdout]     |
[INFO] [stdout] 159 |           let tok: TokenStream = quote! {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 160 | |             ::std::stringify!(#alias) =>
[INFO] [stdout] 161 | |                 ::std::option::Option::Some(&mut self.#resolve),
[INFO] [stdout] 162 | |         }.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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream` name_index_derive
[INFO] [stdout]    --> src/lib.rs:168:30
[INFO] [stdout]     |
[INFO] [stdout] 168 |           let v: TokenStream = quote! {
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 169 | |             ::std::vec![#(::std::stringify!(#aliases)),*]
[INFO] [stdout] 170 | |         }.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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream` name_index_derive
[INFO] [stdout]    --> src/lib.rs:171:32
[INFO] [stdout]     |
[INFO] [stdout] 171 |           let tok: TokenStream = quote! {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 172 | |             ::std::stringify!(#ident) => #v,
[INFO] [stdout] 173 | |         }.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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream` name_index_derive
[INFO] [stdout]    --> src/lib.rs:181:32
[INFO] [stdout]     |
[INFO] [stdout] 181 |           let tok: TokenStream = quote! {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 182 | |             ::std::stringify!(#alias) =>
[INFO] [stdout] 183 | |                 ::std::option::Option::Some(::std::stringify!(#resolve)),
[INFO] [stdout] 184 | |         }.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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `name-index-derive` (lib test) 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` name_index_derive
[INFO] [stdout]    --> src/lib.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |           let tok: TokenStream = quote! {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 149 | |             ::std::stringify!(#alias) =>
[INFO] [stdout] 150 | |                 ::std::option::Option::Some(&self.#resolve),
[INFO] [stdout] 151 | |         }.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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream` name_index_derive
[INFO] [stdout]    --> src/lib.rs:159:32
[INFO] [stdout]     |
[INFO] [stdout] 159 |           let tok: TokenStream = quote! {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 160 | |             ::std::stringify!(#alias) =>
[INFO] [stdout] 161 | |                 ::std::option::Option::Some(&mut self.#resolve),
[INFO] [stdout] 162 | |         }.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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream` name_index_derive
[INFO] [stdout]    --> src/lib.rs:168:30
[INFO] [stdout]     |
[INFO] [stdout] 168 |           let v: TokenStream = quote! {
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 169 | |             ::std::vec![#(::std::stringify!(#aliases)),*]
[INFO] [stdout] 170 | |         }.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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream` name_index_derive
[INFO] [stdout]    --> src/lib.rs:171:32
[INFO] [stdout]     |
[INFO] [stdout] 171 |           let tok: TokenStream = quote! {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 172 | |             ::std::stringify!(#ident) => #v,
[INFO] [stdout] 173 | |         }.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] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream` name_index_derive
[INFO] [stdout]    --> src/lib.rs:181:32
[INFO] [stdout]     |
[INFO] [stdout] 181 |           let tok: TokenStream = quote! {
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 182 | |             ::std::stringify!(#alias) =>
[INFO] [stdout] 183 | |                 ::std::option::Option::Some(::std::stringify!(#resolve)),
[INFO] [stdout] 184 | |         }.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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `name-index-derive` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "786d63043df9ccc933f054ae9902aefce5506867ea4f4c2c3ab8fa5d8e085fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "786d63043df9ccc933f054ae9902aefce5506867ea4f4c2c3ab8fa5d8e085fca", kill_on_drop: false }`
[INFO] [stdout] 786d63043df9ccc933f054ae9902aefce5506867ea4f4c2c3ab8fa5d8e085fca
