[INFO] fetching crate serde_derive_state 0.4.9...
[INFO] testing serde_derive_state-0.4.9 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate serde_derive_state 0.4.9 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate serde_derive_state 0.4.9 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_derive_state 0.4.9
[INFO] finished tweaking crates.io crate serde_derive_state 0.4.9
[INFO] tweaked toml for crates.io crate serde_derive_state 0.4.9 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a783ed40dce4bbb83d97d31e9f8ef785f029f3f7f38010001ad7a07125d887f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9a783ed40dce4bbb83d97d31e9f8ef785f029f3f7f38010001ad7a07125d887f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a783ed40dce4bbb83d97d31e9f8ef785f029f3f7f38010001ad7a07125d887f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a783ed40dce4bbb83d97d31e9f8ef785f029f3f7f38010001ad7a07125d887f", kill_on_drop: false }`
[INFO] [stdout] 9a783ed40dce4bbb83d97d31e9f8ef785f029f3f7f38010001ad7a07125d887f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d282b0c25650ed5a51b2dc31ba441facf5eb15dfef741d9a33037b9107b233ff
[INFO] running `Command { std: "docker" "start" "-a" "d282b0c25650ed5a51b2dc31ba441facf5eb15dfef741d9a33037b9107b233ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive_state v0.4.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/internals/attr.rs:1839:18
[INFO] [stdout]      |
[INFO] [stdout] 1839 |     let string = try!(get_lit_str(cx, attr_name, lit));
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/ser.rs:941:13
[INFO] [stdout]     |
[INFO] [stdout] 941 |             (StructTrait::SerializeStruct)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_tuple_in_place`
[INFO] [stdout]    --> src/de.rs:577:4
[INFO] [stdout]     |
[INFO] [stdout] 577 | fn deserialize_tuple_in_place(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_seq_in_place`
[INFO] [stdout]    --> src/de.rs:758:4
[INFO] [stdout]     |
[INFO] [stdout] 758 | fn deserialize_seq_in_place(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_newtype_struct_in_place`
[INFO] [stdout]    --> src/de.rs:883:4
[INFO] [stdout]     |
[INFO] [stdout] 883 | fn deserialize_newtype_struct_in_place(params: &Parameters, field: &Field) -> TokenStream {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_struct_in_place`
[INFO] [stdout]     --> src/de.rs:1076:4
[INFO] [stdout]      |
[INFO] [stdout] 1076 | fn deserialize_struct_in_place(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_struct_as_struct_in_place_visitor`
[INFO] [stdout]     --> src/de.rs:2615:4
[INFO] [stdout]      |
[INFO] [stdout] 2615 | fn deserialize_struct_as_struct_in_place_visitor(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_map_in_place`
[INFO] [stdout]     --> src/de.rs:2649:4
[INFO] [stdout]      |
[INFO] [stdout] 2649 | fn deserialize_map_in_place(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `in_place`
[INFO] [stdout]     --> src/de.rs:3061:8
[INFO] [stdout]      |
[INFO] [stdout] 3061 |     fn in_place(self) -> InPlaceImplGenerics<'a> {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `in_place`
[INFO] [stdout]     --> src/de.rs:3115:8
[INFO] [stdout]      |
[INFO] [stdout] 3115 |     fn in_place(self) -> InPlaceTypeGenerics<'a> {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.76s
[INFO] running `Command { std: "docker" "inspect" "d282b0c25650ed5a51b2dc31ba441facf5eb15dfef741d9a33037b9107b233ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d282b0c25650ed5a51b2dc31ba441facf5eb15dfef741d9a33037b9107b233ff", kill_on_drop: false }`
[INFO] [stdout] d282b0c25650ed5a51b2dc31ba441facf5eb15dfef741d9a33037b9107b233ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9b801922a524bbb3abec11debe14f0c5cd405437fbd8464110c4de8020a1ae1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a9b801922a524bbb3abec11debe14f0c5cd405437fbd8464110c4de8020a1ae1", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/internals/attr.rs:1839:18
[INFO] [stdout]      |
[INFO] [stdout] 1839 |     let string = try!(get_lit_str(cx, attr_name, lit));
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/ser.rs:941:13
[INFO] [stdout]     |
[INFO] [stdout] 941 |             (StructTrait::SerializeStruct)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_tuple_in_place`
[INFO] [stdout]    --> src/de.rs:577:4
[INFO] [stdout]     |
[INFO] [stdout] 577 | fn deserialize_tuple_in_place(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_seq_in_place`
[INFO] [stdout]    --> src/de.rs:758:4
[INFO] [stdout]     |
[INFO] [stdout] 758 | fn deserialize_seq_in_place(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_newtype_struct_in_place`
[INFO] [stdout]    --> src/de.rs:883:4
[INFO] [stdout]     |
[INFO] [stdout] 883 | fn deserialize_newtype_struct_in_place(params: &Parameters, field: &Field) -> TokenStream {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_struct_in_place`
[INFO] [stdout]     --> src/de.rs:1076:4
[INFO] [stdout]      |
[INFO] [stdout] 1076 | fn deserialize_struct_in_place(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_struct_as_struct_in_place_visitor`
[INFO] [stdout]     --> src/de.rs:2615:4
[INFO] [stdout]      |
[INFO] [stdout] 2615 | fn deserialize_struct_as_struct_in_place_visitor(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_map_in_place`
[INFO] [stdout]     --> src/de.rs:2649:4
[INFO] [stdout]      |
[INFO] [stdout] 2649 | fn deserialize_map_in_place(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `in_place`
[INFO] [stdout]     --> src/de.rs:3061:8
[INFO] [stdout]      |
[INFO] [stdout] 3061 |     fn in_place(self) -> InPlaceImplGenerics<'a> {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `in_place`
[INFO] [stdout]     --> src/de.rs:3115:8
[INFO] [stdout]      |
[INFO] [stdout] 3115 |     fn in_place(self) -> InPlaceTypeGenerics<'a> {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive_state v0.4.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/internals/attr.rs:1839:18
[INFO] [stdout]      |
[INFO] [stdout] 1839 |     let string = try!(get_lit_str(cx, attr_name, lit));
[INFO] [stdout]      |                  ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/ser.rs:941:13
[INFO] [stdout]     |
[INFO] [stdout] 941 |             (StructTrait::SerializeStruct)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_tuple_in_place`
[INFO] [stdout]    --> src/de.rs:577:4
[INFO] [stdout]     |
[INFO] [stdout] 577 | fn deserialize_tuple_in_place(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_seq_in_place`
[INFO] [stdout]    --> src/de.rs:758:4
[INFO] [stdout]     |
[INFO] [stdout] 758 | fn deserialize_seq_in_place(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_newtype_struct_in_place`
[INFO] [stdout]    --> src/de.rs:883:4
[INFO] [stdout]     |
[INFO] [stdout] 883 | fn deserialize_newtype_struct_in_place(params: &Parameters, field: &Field) -> TokenStream {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_struct_in_place`
[INFO] [stdout]     --> src/de.rs:1076:4
[INFO] [stdout]      |
[INFO] [stdout] 1076 | fn deserialize_struct_in_place(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_struct_as_struct_in_place_visitor`
[INFO] [stdout]     --> src/de.rs:2615:4
[INFO] [stdout]      |
[INFO] [stdout] 2615 | fn deserialize_struct_as_struct_in_place_visitor(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize_map_in_place`
[INFO] [stdout]     --> src/de.rs:2649:4
[INFO] [stdout]      |
[INFO] [stdout] 2649 | fn deserialize_map_in_place(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `in_place`
[INFO] [stdout]     --> src/de.rs:3061:8
[INFO] [stdout]      |
[INFO] [stdout] 3061 |     fn in_place(self) -> InPlaceImplGenerics<'a> {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `in_place`
[INFO] [stdout]     --> src/de.rs:3115:8
[INFO] [stdout]      |
[INFO] [stdout] 3115 |     fn in_place(self) -> InPlaceTypeGenerics<'a> {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.06s
[INFO] running `Command { std: "docker" "inspect" "a9b801922a524bbb3abec11debe14f0c5cd405437fbd8464110c4de8020a1ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9b801922a524bbb3abec11debe14f0c5cd405437fbd8464110c4de8020a1ae1", kill_on_drop: false }`
[INFO] [stdout] a9b801922a524bbb3abec11debe14f0c5cd405437fbd8464110c4de8020a1ae1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ecb866465e6472a94a604e3e141a594b44da471ae95cb4efe7447f526ad36b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2ecb866465e6472a94a604e3e141a594b44da471ae95cb4efe7447f526ad36b2", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]     --> src/internals/attr.rs:1839:18
[INFO] [stderr]      |
[INFO] [stderr] 1839 |     let string = try!(get_lit_str(cx, attr_name, lit));
[INFO] [stderr]      |                  ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/ser.rs:941:13
[INFO] [stderr]     |
[INFO] [stderr] 941 |             (StructTrait::SerializeStruct)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_tuple_in_place`
[INFO] [stderr]    --> src/de.rs:577:4
[INFO] [stderr]     |
[INFO] [stderr] 577 | fn deserialize_tuple_in_place(
[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:758:4
[INFO] [stderr]     |
[INFO] [stderr] 758 | fn deserialize_seq_in_place(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_newtype_struct_in_place`
[INFO] [stderr]    --> src/de.rs:883:4
[INFO] [stderr]     |
[INFO] [stderr] 883 | 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:1076:4
[INFO] [stderr]      |
[INFO] [stderr] 1076 | fn deserialize_struct_in_place(
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_struct_as_struct_in_place_visitor`
[INFO] [stderr]     --> src/de.rs:2615:4
[INFO] [stderr]      |
[INFO] [stderr] 2615 | fn deserialize_struct_as_struct_in_place_visitor(
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_map_in_place`
[INFO] [stderr]     --> src/de.rs:2649:4
[INFO] [stderr]      |
[INFO] [stderr] 2649 | fn deserialize_map_in_place(
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `in_place`
[INFO] [stderr]     --> src/de.rs:3061:8
[INFO] [stderr]      |
[INFO] [stderr] 3061 |     fn in_place(self) -> InPlaceImplGenerics<'a> {
[INFO] [stderr]      |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `in_place`
[INFO] [stderr]     --> src/de.rs:3115:8
[INFO] [stderr]      |
[INFO] [stderr] 3115 |     fn in_place(self) -> InPlaceTypeGenerics<'a> {
[INFO] [stderr]      |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]     --> src/internals/attr.rs:1839:18
[INFO] [stderr]      |
[INFO] [stderr] 1839 |     let string = try!(get_lit_str(cx, attr_name, lit));
[INFO] [stderr]      |                  ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/ser.rs:941:13
[INFO] [stderr]     |
[INFO] [stderr] 941 |             (StructTrait::SerializeStruct)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_tuple_in_place`
[INFO] [stderr]    --> src/de.rs:577:4
[INFO] [stderr]     |
[INFO] [stderr] 577 | fn deserialize_tuple_in_place(
[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:758:4
[INFO] [stderr]     |
[INFO] [stderr] 758 | fn deserialize_seq_in_place(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_newtype_struct_in_place`
[INFO] [stderr]    --> src/de.rs:883:4
[INFO] [stderr]     |
[INFO] [stderr] 883 | 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:1076:4
[INFO] [stderr]      |
[INFO] [stderr] 1076 | fn deserialize_struct_in_place(
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_struct_as_struct_in_place_visitor`
[INFO] [stderr]     --> src/de.rs:2615:4
[INFO] [stderr]      |
[INFO] [stderr] 2615 | fn deserialize_struct_as_struct_in_place_visitor(
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `deserialize_map_in_place`
[INFO] [stderr]     --> src/de.rs:2649:4
[INFO] [stderr]      |
[INFO] [stderr] 2649 | fn deserialize_map_in_place(
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `in_place`
[INFO] [stderr]     --> src/de.rs:3061:8
[INFO] [stderr]      |
[INFO] [stderr] 3061 |     fn in_place(self) -> InPlaceImplGenerics<'a> {
[INFO] [stderr]      |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `in_place`
[INFO] [stderr]     --> src/de.rs:3115:8
[INFO] [stderr]      |
[INFO] [stderr] 3115 |     fn in_place(self) -> InPlaceTypeGenerics<'a> {
[INFO] [stderr]      |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_derive_state-5759c616714ab269
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test internals::case::rename_variants ... ok
[INFO] [stderr]    Doc-tests serde_derive_state
[INFO] [stdout] test internals::case::rename_fields ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/ser.rs:941:13
[INFO] [stderr]     |
[INFO] [stderr] 941 |             (StructTrait::SerializeStruct)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 1 test
[INFO] [stderr] 
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ecb866465e6472a94a604e3e141a594b44da471ae95cb4efe7447f526ad36b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ecb866465e6472a94a604e3e141a594b44da471ae95cb4efe7447f526ad36b2", kill_on_drop: false }`
[INFO] [stdout] 2ecb866465e6472a94a604e3e141a594b44da471ae95cb4efe7447f526ad36b2
