[INFO] fetching crate meta_merge_core 0.1.1...
[INFO] checking meta_merge_core-0.1.1 against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] extracting crate meta_merge_core 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate meta_merge_core 0.1.1
[INFO] finished tweaking crates.io crate meta_merge_core 0.1.1
[INFO] tweaked toml for crates.io crate meta_merge_core 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate meta_merge_core 0.1.1 on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate meta_merge_core 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 48ced28fc6cf56fd4c7d72fad7a8705540022ba9bb2ac6151d17c4b3c0408c9f
[INFO] running `Command { std: "docker" "start" "48ced28fc6cf56fd4c7d72fad7a8705540022ba9bb2ac6151d17c4b3c0408c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48ced28fc6cf56fd4c7d72fad7a8705540022ba9bb2ac6151d17c4b3c0408c9f", 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" "48ced28fc6cf56fd4c7d72fad7a8705540022ba9bb2ac6151d17c4b3c0408c9f" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48ced28fc6cf56fd4c7d72fad7a8705540022ba9bb2ac6151d17c4b3c0408c9f", 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" "48ced28fc6cf56fd4c7d72fad7a8705540022ba9bb2ac6151d17c4b3c0408c9f" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking unicode-ident v1.0.19
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking syn v2.0.106
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking const_format v0.2.35
[INFO] [stderr]     Checking darling_core v0.21.3
[INFO] [stderr]    Compiling smart-default v0.7.1
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]     Checking darling v0.21.3
[INFO] [stderr]     Checking meta_merge_core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/apply.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ok_or_compiler_error!(apply_inner(macro_ident_tokens.into(), input.into()))
[INFO] [stdout]    |     --------------------------------------------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<TokenStream as Into<TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/copy.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     ok_or_compiler_error!(copy_attr_inner(attr.into(), input.into(), api_paths))
[INFO] [stdout]    |     ---------------------------------------------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<TokenStream as Into<TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/copy.rs:87:20
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let mut item = ok_or_compiler_error!(ItemFnStructEnum::try_from(&mut item));
[INFO] [stdout]    |                    ------------------------------------------------------------ in this macro invocation
[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: you can instead use the fully-qualified path `<TokenStream as Into<TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/export.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     ok_or_compiler_error!(export_attr_inner(attr.into(), input.into(), api_paths))
[INFO] [stdout]    |     ------------------------------------------------------------------------------ in this macro invocation
[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: you can instead use the fully-qualified path `<TokenStream as Into<TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/export.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let item = ok_or_compiler_error!(ItemFnStructEnum::try_from(&mut item));
[INFO] [stdout]    |                ------------------------------------------------------------ in this macro invocation
[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: you can instead use the fully-qualified path `<TokenStream as Into<TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/merge.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     ok_or_compiler_error!(merge_attr_inner(attr.into(), input.into(), api_paths))
[INFO] [stdout]    |     ----------------------------------------------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<TokenStream as Into<TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/merge.rs:73:20
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut item = ok_or_compiler_error!(ItemFnStructEnum::try_from(&mut item));
[INFO] [stdout]    |                    ------------------------------------------------------------ in this macro invocation
[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: you can instead use the fully-qualified path `<TokenStream as Into<TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `meta_merge_core` (lib) due to 7 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/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/apply.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ok_or_compiler_error!(apply_inner(macro_ident_tokens.into(), input.into()))
[INFO] [stdout]    |     --------------------------------------------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[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`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/copy.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     ok_or_compiler_error!(copy_attr_inner(attr.into(), input.into(), api_paths))
[INFO] [stdout]    |     ---------------------------------------------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/copy.rs:87:20
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let mut item = ok_or_compiler_error!(ItemFnStructEnum::try_from(&mut item));
[INFO] [stdout]    |                    ------------------------------------------------------------ in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/export.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     ok_or_compiler_error!(export_attr_inner(attr.into(), input.into(), api_paths))
[INFO] [stdout]    |     ------------------------------------------------------------------------------ in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/export.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let item = ok_or_compiler_error!(ItemFnStructEnum::try_from(&mut item));
[INFO] [stdout]    |                ------------------------------------------------------------ in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/merge.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     ok_or_compiler_error!(merge_attr_inner(attr.into(), input.into(), api_paths))
[INFO] [stdout]    |     ----------------------------------------------------------------------------- in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> src/macros.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  1 | macro_rules! ok_or_compiler_error {
[INFO] [stdout] ...
[INFO] [stdout]  5 |             Err(e) => return e.into_compile_error().into(),
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macro_api/merge.rs:73:20
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut item = ok_or_compiler_error!(ItemFnStructEnum::try_from(&mut item));
[INFO] [stdout]    |                    ------------------------------------------------------------ in this macro invocation
[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: you can instead use the fully-qualified path `<proc_macro2::TokenStream as Into<proc_macro2::TokenStream>::into(val) to avoid triggering this lint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `meta_merge_core` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "48ced28fc6cf56fd4c7d72fad7a8705540022ba9bb2ac6151d17c4b3c0408c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48ced28fc6cf56fd4c7d72fad7a8705540022ba9bb2ac6151d17c4b3c0408c9f", kill_on_drop: false }`
[INFO] [stdout] 48ced28fc6cf56fd4c7d72fad7a8705540022ba9bb2ac6151d17c4b3c0408c9f
