[INFO] crate structsy 0.1.0 is already in cache
[INFO] checking structsy-0.1.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate structsy 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate structsy 0.1.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate structsy 0.1.0
[INFO] finished tweaking crates.io crate structsy 0.1.0
[INFO] tweaked toml for crates.io crate structsy 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate structsy 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2bd0adb0c25846ad79cb07eb4c1a0b4ab9d32fc2ddb83c04021b23c127a2fdd4
[INFO] running `"docker" "start" "-a" "2bd0adb0c25846ad79cb07eb4c1a0b4ab9d32fc2ddb83c04021b23c127a2fdd4"`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking unsigned-varint v0.2.2
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking persy v0.6.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking structsy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:114:22
[INFO] [stderr]     |
[INFO] [stderr] 114 | impl_field_type!(u8, (FieldValueType::U8));
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:115:23
[INFO] [stderr]     |
[INFO] [stderr] 115 | impl_field_type!(u16, (FieldValueType::U16));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:116:23
[INFO] [stderr]     |
[INFO] [stderr] 116 | impl_field_type!(u32, (FieldValueType::U32));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:117:23
[INFO] [stderr]     |
[INFO] [stderr] 117 | impl_field_type!(u64, (FieldValueType::U64));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:118:24
[INFO] [stderr]     |
[INFO] [stderr] 118 | impl_field_type!(u128, (FieldValueType::U128));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:119:22
[INFO] [stderr]     |
[INFO] [stderr] 119 | impl_field_type!(i8, (FieldValueType::I8));
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:120:23
[INFO] [stderr]     |
[INFO] [stderr] 120 | impl_field_type!(i16, (FieldValueType::I16));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:121:23
[INFO] [stderr]     |
[INFO] [stderr] 121 | impl_field_type!(i32, (FieldValueType::I32));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:122:23
[INFO] [stderr]     |
[INFO] [stderr] 122 | impl_field_type!(i64, (FieldValueType::I64));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:123:24
[INFO] [stderr]     |
[INFO] [stderr] 123 | impl_field_type!(i128, (FieldValueType::I128));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:124:23
[INFO] [stderr]     |
[INFO] [stderr] 124 | impl_field_type!(f32, (FieldValueType::F32));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:125:23
[INFO] [stderr]     |
[INFO] [stderr] 125 | impl_field_type!(f64, (FieldValueType::F64));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:126:24
[INFO] [stderr]     |
[INFO] [stderr] 126 | impl_field_type!(bool, (FieldValueType::Bool));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:127:26
[INFO] [stderr]     |
[INFO] [stderr] 127 | impl_field_type!(String, (FieldValueType::String));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling darling_core v0.10.0
[INFO] [stderr]    Compiling synstructure v0.12.0
[INFO] [stderr]    Compiling darling_macro v0.10.0
[INFO] [stderr]    Compiling darling v0.10.0
[INFO] [stderr]    Compiling structsy-derive v0.1.0
[INFO] [stderr] error: attribute must be of the form `#[test]`
[INFO] [stderr]    --> src/lib.rs:930:5
[INFO] [stderr]     |
[INFO] [stderr] 930 |     #[test()]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[deny(ill_formed_attribute_input)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:114:22
[INFO] [stderr]     |
[INFO] [stderr] 114 | impl_field_type!(u8, (FieldValueType::U8));
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:115:23
[INFO] [stderr]     |
[INFO] [stderr] 115 | impl_field_type!(u16, (FieldValueType::U16));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:116:23
[INFO] [stderr]     |
[INFO] [stderr] 116 | impl_field_type!(u32, (FieldValueType::U32));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:117:23
[INFO] [stderr]     |
[INFO] [stderr] 117 | impl_field_type!(u64, (FieldValueType::U64));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:118:24
[INFO] [stderr]     |
[INFO] [stderr] 118 | impl_field_type!(u128, (FieldValueType::U128));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:119:22
[INFO] [stderr]     |
[INFO] [stderr] 119 | impl_field_type!(i8, (FieldValueType::I8));
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:120:23
[INFO] [stderr]     |
[INFO] [stderr] 120 | impl_field_type!(i16, (FieldValueType::I16));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:121:23
[INFO] [stderr]     |
[INFO] [stderr] 121 | impl_field_type!(i32, (FieldValueType::I32));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:122:23
[INFO] [stderr]     |
[INFO] [stderr] 122 | impl_field_type!(i64, (FieldValueType::I64));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:123:24
[INFO] [stderr]     |
[INFO] [stderr] 123 | impl_field_type!(i128, (FieldValueType::I128));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:124:23
[INFO] [stderr]     |
[INFO] [stderr] 124 | impl_field_type!(f32, (FieldValueType::F32));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:125:23
[INFO] [stderr]     |
[INFO] [stderr] 125 | impl_field_type!(f64, (FieldValueType::F64));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:126:24
[INFO] [stderr]     |
[INFO] [stderr] 126 | impl_field_type!(bool, (FieldValueType::Bool));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/desc.rs:127:26
[INFO] [stderr]     |
[INFO] [stderr] 127 | impl_field_type!(String, (FieldValueType::String));
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] error: attribute must be of the form `#[test]`
[INFO] [stderr]   --> tests/first_generation.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[test()]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[deny(ill_formed_attribute_input)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `structsy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error; 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `structsy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2bd0adb0c25846ad79cb07eb4c1a0b4ab9d32fc2ddb83c04021b23c127a2fdd4"`
[INFO] running `"docker" "rm" "-f" "2bd0adb0c25846ad79cb07eb4c1a0b4ab9d32fc2ddb83c04021b23c127a2fdd4"`
[INFO] [stdout] 2bd0adb0c25846ad79cb07eb4c1a0b4ab9d32fc2ddb83c04021b23c127a2fdd4