[INFO] fetching crate enum_to_enum_derive 0.1.0...
[INFO] checking enum_to_enum_derive-0.1.0 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate enum_to_enum_derive 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate enum_to_enum_derive 0.1.0
[INFO] finished tweaking crates.io crate enum_to_enum_derive 0.1.0
[INFO] tweaked toml for crates.io crate enum_to_enum_derive 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate enum_to_enum_derive 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to highest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v3.0.9)
[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] 7fd0e003f143ea956428f32fb66c60ef24a107d72dee3b2e44bb08350312bcff
[INFO] running `Command { std: "docker" "start" "7fd0e003f143ea956428f32fb66c60ef24a107d72dee3b2e44bb08350312bcff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fd0e003f143ea956428f32fb66c60ef24a107d72dee3b2e44bb08350312bcff", 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" "7fd0e003f143ea956428f32fb66c60ef24a107d72dee3b2e44bb08350312bcff" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fd0e003f143ea956428f32fb66c60ef24a107d72dee3b2e44bb08350312bcff", 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" "7fd0e003f143ea956428f32fb66c60ef24a107d72dee3b2e44bb08350312bcff" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.27
[INFO] [stderr]     Checking winnow v1.0.4
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling target-tuple v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]     Checking itoa v1.0.18
[INFO] [stderr]     Checking toml_writer v1.1.3+spec-1.1.0
[INFO] [stderr]     Checking memchr v2.8.3
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking glob v0.3.4
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]     Checking proc-macro2 v1.0.107
[INFO] [stderr]     Checking toml_parser v1.1.5+spec-1.1.0
[INFO] [stderr]     Checking quote v1.0.47
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]     Checking serde_spanned v1.1.2
[INFO] [stderr]     Checking toml_datetime v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking toml v1.1.8+spec-1.1.0
[INFO] [stderr]     Checking enum_to_enum_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `src_case` is never read
[INFO] [stdout]  --> src/ir.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ConversionCfg {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 8 |     pub src_case: SrcCase,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ConversionCfg` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `fallible` is never read
[INFO] [stdout]    --> src/ir.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct SrcCase {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 115 |     pub case_name: Ident,
[INFO] [stdout] 116 |     pub fallible: bool,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SrcCase` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking trybuild v1.0.122
[INFO] [stdout] warning: field `src_case` is never read
[INFO] [stdout]  --> src/ir.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ConversionCfg {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 8 |     pub src_case: SrcCase,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ConversionCfg` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `fallible` is never read
[INFO] [stdout]    --> src/ir.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct SrcCase {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 115 |     pub case_name: Ident,
[INFO] [stdout] 116 |     pub fallible: bool,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SrcCase` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/parser.rs:200:40
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let parser = EnumParser::parse(toks.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] 200 -         let parser = EnumParser::parse(toks.into())?;
[INFO] [stdout] 200 +         let parser = EnumParser::parse(toks)?;
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 200 -         let parser = EnumParser::parse(toks.into())?;
[INFO] [stdout] 200 +         let parser = EnumParser::parse(<proc_macro2::TokenStream as Into<_>>::into(toks))?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/parser.rs:228:40
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let parser = EnumParser::parse(toks.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] 228 -         let parser = EnumParser::parse(toks.into())?;
[INFO] [stdout] 228 +         let parser = EnumParser::parse(toks)?;
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 228 -         let parser = EnumParser::parse(toks.into())?;
[INFO] [stdout] 228 +         let parser = EnumParser::parse(<proc_macro2::TokenStream as Into<_>>::into(toks))?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/parser.rs:258:40
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let parser = EnumParser::parse(toks.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] 258 -         let parser = EnumParser::parse(toks.into())?;
[INFO] [stdout] 258 +         let parser = EnumParser::parse(toks)?;
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 258 -         let parser = EnumParser::parse(toks.into())?;
[INFO] [stdout] 258 +         let parser = EnumParser::parse(<proc_macro2::TokenStream as Into<_>>::into(toks))?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/parser.rs:294:37
[INFO] [stdout]     |
[INFO] [stdout] 294 |         let res = EnumParser::parse(toks.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] 294 -         let res = EnumParser::parse(toks.into());
[INFO] [stdout] 294 +         let res = EnumParser::parse(toks);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 294 -         let res = EnumParser::parse(toks.into());
[INFO] [stdout] 294 +         let res = EnumParser::parse(<proc_macro2::TokenStream as Into<_>>::into(toks));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]    --> src/parser.rs:310:37
[INFO] [stdout]     |
[INFO] [stdout] 310 |         let res = EnumParser::parse(toks.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] 310 -         let res = EnumParser::parse(toks.into());
[INFO] [stdout] 310 +         let res = EnumParser::parse(toks);
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 310 -         let res = EnumParser::parse(toks.into());
[INFO] [stdout] 310 +         let res = EnumParser::parse(<proc_macro2::TokenStream as Into<_>>::into(toks));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enum_to_enum_derive` (lib test) due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7fd0e003f143ea956428f32fb66c60ef24a107d72dee3b2e44bb08350312bcff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd0e003f143ea956428f32fb66c60ef24a107d72dee3b2e44bb08350312bcff", kill_on_drop: false }`
[INFO] [stdout] 7fd0e003f143ea956428f32fb66c60ef24a107d72dee3b2e44bb08350312bcff
