[INFO] fetching crate serde_derive_state 0.4.4...
[INFO] extracting crate serde_derive_state 0.4.4 into work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/serde_derive_state/0.4.4
[INFO] extracting crate serde_derive_state 0.4.4 into work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/serde_derive_state/0.4.4
[INFO] validating manifest of serde_derive_state-0.4.4 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serde_derive_state-0.4.4 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serde_derive_state-0.4.4
[INFO] finished frobbing serde_derive_state-0.4.4
[INFO] frobbed toml for serde_derive_state-0.4.4 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/serde_derive_state/0.4.4/Cargo.toml
[INFO] started frobbing serde_derive_state-0.4.4
[INFO] finished frobbing serde_derive_state-0.4.4
[INFO] frobbed toml for serde_derive_state-0.4.4 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/serde_derive_state/0.4.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking serde_derive_state-0.4.4 against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-3/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/serde_derive_state/0.4.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cc482d469390cff7e2ba8b2cf3f12f18acd319ba2f4b729c75fea55eb1ffd5c3
[INFO] running `"docker" "start" "-a" "cc482d469390cff7e2ba8b2cf3f12f18acd319ba2f4b729c75fea55eb1ffd5c3"`
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]     Checking serde_derive_state v0.4.4 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `deserialize_tuple_in_place`
[INFO] [stderr]    --> src/de.rs:568:1
[INFO] [stderr]     |
[INFO] [stderr] 568 | / fn deserialize_tuple_in_place(
[INFO] [stderr] 569 | |     variant_ident: Option<syn::Ident>,
[INFO] [stderr] 570 | |     params: &Parameters,
[INFO] [stderr] 571 | |     fields: &[Field],
[INFO] [stderr] ...   |
[INFO] [stderr] 653 | |     }
[INFO] [stderr] 654 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_seq_in_place`
[INFO] [stderr]    --> src/de.rs:742:1
[INFO] [stderr]     |
[INFO] [stderr] 742 | / fn deserialize_seq_in_place(
[INFO] [stderr] 743 | |     params: &Parameters,
[INFO] [stderr] 744 | |     fields: &[Field],
[INFO] [stderr] 745 | |     cattrs: &attr::Container,
[INFO] [stderr] ...   |
[INFO] [stderr] 821 | |     }
[INFO] [stderr] 822 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_newtype_struct_in_place`
[INFO] [stderr]    --> src/de.rs:859:1
[INFO] [stderr]     |
[INFO] [stderr] 859 | fn deserialize_newtype_struct_in_place(params: &Parameters, field: &Field) -> TokenStream {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_struct_in_place`
[INFO] [stderr]     --> src/de.rs:1051:1
[INFO] [stderr]      |
[INFO] [stderr] 1051 | / fn deserialize_struct_in_place(
[INFO] [stderr] 1052 | |     variant_ident: Option<syn::Ident>,
[INFO] [stderr] 1053 | |     params: &Parameters,
[INFO] [stderr] 1054 | |     fields: &[Field],
[INFO] [stderr] ...    |
[INFO] [stderr] 1156 | |     })
[INFO] [stderr] 1157 | | }
[INFO] [stderr]      | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_struct_as_struct_in_place_visitor`
[INFO] [stderr]     --> src/de.rs:2555:1
[INFO] [stderr]      |
[INFO] [stderr] 2555 | / fn deserialize_struct_as_struct_in_place_visitor(
[INFO] [stderr] 2556 | |     params: &Parameters,
[INFO] [stderr] 2557 | |     fields: &[Field],
[INFO] [stderr] 2558 | |     cattrs: &attr::Container,
[INFO] [stderr] ...    |
[INFO] [stderr] 2580 | |     (field_visitor, fields_stmt, visit_map)
[INFO] [stderr] 2581 | | }
[INFO] [stderr]      | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_map_in_place`
[INFO] [stderr]     --> src/de.rs:2583:1
[INFO] [stderr]      |
[INFO] [stderr] 2583 | / fn deserialize_map_in_place(
[INFO] [stderr] 2584 | |     params: &Parameters,
[INFO] [stderr] 2585 | |     fields: &[Field],
[INFO] [stderr] 2586 | |     cattrs: &attr::Container,
[INFO] [stderr] ...    |
[INFO] [stderr] 2725 | |     }
[INFO] [stderr] 2726 | | }
[INFO] [stderr]      | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `InPlaceImplGenerics`
[INFO] [stderr]     --> src/de.rs:2948:1
[INFO] [stderr]      |
[INFO] [stderr] 2948 | struct InPlaceImplGenerics<'a>(&'a Parameters);
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `in_place`
[INFO] [stderr]     --> src/de.rs:2985:5
[INFO] [stderr]      |
[INFO] [stderr] 2985 |     fn in_place(self) -> InPlaceImplGenerics<'a> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `InPlaceTypeGenerics`
[INFO] [stderr]     --> src/de.rs:3020:1
[INFO] [stderr]      |
[INFO] [stderr] 3020 | struct InPlaceTypeGenerics<'a>(&'a Parameters);
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `in_place`
[INFO] [stderr]     --> src/de.rs:3043:5
[INFO] [stderr]      |
[INFO] [stderr] 3043 |     fn in_place(self) -> InPlaceTypeGenerics<'a> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_tuple_in_place`
[INFO] [stderr]    --> src/de.rs:568:1
[INFO] [stderr]     |
[INFO] [stderr] 568 | / fn deserialize_tuple_in_place(
[INFO] [stderr] 569 | |     variant_ident: Option<syn::Ident>,
[INFO] [stderr] 570 | |     params: &Parameters,
[INFO] [stderr] 571 | |     fields: &[Field],
[INFO] [stderr] ...   |
[INFO] [stderr] 653 | |     }
[INFO] [stderr] 654 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_seq_in_place`
[INFO] [stderr]    --> src/de.rs:742:1
[INFO] [stderr]     |
[INFO] [stderr] 742 | / fn deserialize_seq_in_place(
[INFO] [stderr] 743 | |     params: &Parameters,
[INFO] [stderr] 744 | |     fields: &[Field],
[INFO] [stderr] 745 | |     cattrs: &attr::Container,
[INFO] [stderr] ...   |
[INFO] [stderr] 821 | |     }
[INFO] [stderr] 822 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_newtype_struct_in_place`
[INFO] [stderr]    --> src/de.rs:859:1
[INFO] [stderr]     |
[INFO] [stderr] 859 | fn deserialize_newtype_struct_in_place(params: &Parameters, field: &Field) -> TokenStream {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_struct_in_place`
[INFO] [stderr]     --> src/de.rs:1051:1
[INFO] [stderr]      |
[INFO] [stderr] 1051 | / fn deserialize_struct_in_place(
[INFO] [stderr] 1052 | |     variant_ident: Option<syn::Ident>,
[INFO] [stderr] 1053 | |     params: &Parameters,
[INFO] [stderr] 1054 | |     fields: &[Field],
[INFO] [stderr] ...    |
[INFO] [stderr] 1156 | |     })
[INFO] [stderr] 1157 | | }
[INFO] [stderr]      | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_struct_as_struct_in_place_visitor`
[INFO] [stderr]     --> src/de.rs:2555:1
[INFO] [stderr]      |
[INFO] [stderr] 2555 | / fn deserialize_struct_as_struct_in_place_visitor(
[INFO] [stderr] 2556 | |     params: &Parameters,
[INFO] [stderr] 2557 | |     fields: &[Field],
[INFO] [stderr] 2558 | |     cattrs: &attr::Container,
[INFO] [stderr] ...    |
[INFO] [stderr] 2580 | |     (field_visitor, fields_stmt, visit_map)
[INFO] [stderr] 2581 | | }
[INFO] [stderr]      | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_map_in_place`
[INFO] [stderr]     --> src/de.rs:2583:1
[INFO] [stderr]      |
[INFO] [stderr] 2583 | / fn deserialize_map_in_place(
[INFO] [stderr] 2584 | |     params: &Parameters,
[INFO] [stderr] 2585 | |     fields: &[Field],
[INFO] [stderr] 2586 | |     cattrs: &attr::Container,
[INFO] [stderr] ...    |
[INFO] [stderr] 2725 | |     }
[INFO] [stderr] 2726 | | }
[INFO] [stderr]      | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `InPlaceImplGenerics`
[INFO] [stderr]     --> src/de.rs:2948:1
[INFO] [stderr]      |
[INFO] [stderr] 2948 | struct InPlaceImplGenerics<'a>(&'a Parameters);
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `in_place`
[INFO] [stderr]     --> src/de.rs:2985:5
[INFO] [stderr]      |
[INFO] [stderr] 2985 |     fn in_place(self) -> InPlaceImplGenerics<'a> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `InPlaceTypeGenerics`
[INFO] [stderr]     --> src/de.rs:3020:1
[INFO] [stderr]      |
[INFO] [stderr] 3020 | struct InPlaceTypeGenerics<'a>(&'a Parameters);
[INFO] [stderr]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `in_place`
[INFO] [stderr]     --> src/de.rs:3043:5
[INFO] [stderr]      |
[INFO] [stderr] 3043 |     fn in_place(self) -> InPlaceTypeGenerics<'a> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.24s
[INFO] running `"docker" "inspect" "cc482d469390cff7e2ba8b2cf3f12f18acd319ba2f4b729c75fea55eb1ffd5c3"`
[INFO] running `"docker" "rm" "-f" "cc482d469390cff7e2ba8b2cf3f12f18acd319ba2f4b729c75fea55eb1ffd5c3"`
[INFO] [stdout] cc482d469390cff7e2ba8b2cf3f12f18acd319ba2f4b729c75fea55eb1ffd5c3