[INFO] fetching crate domain_derive 0.2.137...
[INFO] checking domain_derive-0.2.137 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate domain_derive 0.2.137 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate domain_derive 0.2.137 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate domain_derive 0.2.137
[INFO] finished tweaking crates.io crate domain_derive 0.2.137
[INFO] tweaked toml for crates.io crate domain_derive 0.2.137 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1be9ad166d86f8c6c5a7be0906e8c60a074be8dd1dc5b13710d6025ad887c547
[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" "1be9ad166d86f8c6c5a7be0906e8c60a074be8dd1dc5b13710d6025ad887c547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1be9ad166d86f8c6c5a7be0906e8c60a074be8dd1dc5b13710d6025ad887c547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be9ad166d86f8c6c5a7be0906e8c60a074be8dd1dc5b13710d6025ad887c547", kill_on_drop: false }`
[INFO] [stdout] 1be9ad166d86f8c6c5a7be0906e8c60a074be8dd1dc5b13710d6025ad887c547
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 051abbd515b9ef8c1f9272fcaf22c1af9f2a0370f2cce9ecf7414d062d4049c5
[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" "051abbd515b9ef8c1f9272fcaf22c1af9f2a0370f2cce9ecf7414d062d4049c5", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking proc-macro2 v1.0.19
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.39
[INFO] [stderr]     Checking domain_patterns v0.2.141
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking domain_derive v0.2.137 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/entity.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error, Attribute, DataStruct};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Field`, `Path`
[INFO] [stdout]  --> src/domain_event.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error};
[INFO] [stdout]   |                              ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Field`, `Path`
[INFO] [stdout]  --> src/domain_events.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error, Ident};
[INFO] [stdout]   |                              ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `DeriveInput`, `Error`
[INFO] [stdout]  --> src/type_checks.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error};
[INFO] [stdout]   |           ^^^^^^^^^^^  ^^^^               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::spanned::Spanned`
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 | use syn::spanned::Spanned;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_str`
[INFO] [stdout]    --> src/lib.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 |     let name_str = name.to_string();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_str`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_version_field`
[INFO] [stdout]    --> src/entity.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn check_version_field(input: &DeriveInput) -> Result<(), syn::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_version_field`
[INFO] [stdout]    --> src/entity.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn has_version_field(data: &Data) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `error_name_from_type`
[INFO] [stdout]   --> src/value_object.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn error_name_from_type(type_name: &Ident, span: Span) -> Ident {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_aggregate_id_field`
[INFO] [stdout]   --> src/domain_event.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn has_aggregate_id_field(data: &Data) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_occurred_field`
[INFO] [stdout]   --> src/domain_event.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn has_occurred_field(data: &Data) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_uuid_type`
[INFO] [stdout]  --> src/type_checks.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn is_uuid_type(field: &Field) -> bool {
[INFO] [stdout]   |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_timestamp_type`
[INFO] [stdout]   --> src/type_checks.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(crate) fn is_timestamp_type(field: &Field) -> bool {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/entity.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error, Attribute, DataStruct};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Field`, `Path`
[INFO] [stdout]  --> src/domain_event.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error};
[INFO] [stdout]   |                              ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Field`, `Path`
[INFO] [stdout]  --> src/domain_events.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error, Ident};
[INFO] [stdout]   |                              ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `DeriveInput`, `Error`
[INFO] [stdout]  --> src/type_checks.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error};
[INFO] [stdout]   |           ^^^^^^^^^^^  ^^^^               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::spanned::Spanned`
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 | use syn::spanned::Spanned;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_str`
[INFO] [stdout]    --> src/lib.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 |     let name_str = name.to_string();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_str`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_version_field`
[INFO] [stdout]    --> src/entity.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn check_version_field(input: &DeriveInput) -> Result<(), syn::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_version_field`
[INFO] [stdout]    --> src/entity.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn has_version_field(data: &Data) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `error_name_from_type`
[INFO] [stdout]   --> src/value_object.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn error_name_from_type(type_name: &Ident, span: Span) -> Ident {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_aggregate_id_field`
[INFO] [stdout]   --> src/domain_event.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn has_aggregate_id_field(data: &Data) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_occurred_field`
[INFO] [stdout]   --> src/domain_event.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn has_occurred_field(data: &Data) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_uuid_type`
[INFO] [stdout]  --> src/type_checks.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn is_uuid_type(field: &Field) -> bool {
[INFO] [stdout]   |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_timestamp_type`
[INFO] [stdout]   --> src/type_checks.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(crate) fn is_timestamp_type(field: &Field) -> bool {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/entity.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error, Attribute, DataStruct};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Field`, `Path`
[INFO] [stdout]  --> src/domain_event.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error};
[INFO] [stdout]   |                              ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Field`, `Path`
[INFO] [stdout]  --> src/domain_events.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error, Ident};
[INFO] [stdout]   |                              ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `DeriveInput`, `Error`
[INFO] [stdout]  --> src/type_checks.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use syn::{DeriveInput, Data, Field, Path, Error};
[INFO] [stdout]   |           ^^^^^^^^^^^  ^^^^               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `syn::spanned::Spanned`
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 | use syn::spanned::Spanned;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name_str`
[INFO] [stdout]    --> src/lib.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 |     let name_str = name.to_string();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_str`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_version_field`
[INFO] [stdout]    --> src/entity.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn check_version_field(input: &DeriveInput) -> Result<(), syn::Error> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_version_field`
[INFO] [stdout]    --> src/entity.rs:132:4
[INFO] [stdout]     |
[INFO] [stdout] 132 | fn has_version_field(data: &Data) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `error_name_from_type`
[INFO] [stdout]   --> src/value_object.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn error_name_from_type(type_name: &Ident, span: Span) -> Ident {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_aggregate_id_field`
[INFO] [stdout]   --> src/domain_event.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn has_aggregate_id_field(data: &Data) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `has_occurred_field`
[INFO] [stdout]   --> src/domain_event.rs:69:4
[INFO] [stdout]    |
[INFO] [stdout] 69 | fn has_occurred_field(data: &Data) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_uuid_type`
[INFO] [stdout]  --> src/type_checks.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) fn is_uuid_type(field: &Field) -> bool {
[INFO] [stdout]   |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_timestamp_type`
[INFO] [stdout]   --> src/type_checks.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub(crate) fn is_timestamp_type(field: &Field) -> bool {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Entity`
[INFO] [stdout]  --> tests/procedural_tests.rs:7:31
[INFO] [stdout]   |
[INFO] [stdout] 7 | use domain_patterns::models::{Entity, ValueObject};
[INFO] [stdout]   |                               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> tests/procedural_tests.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut name = user.name();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/procedural_tests.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let mut user = entity::NaiveUser::new();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/procedural_tests.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut name = user.name();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]   --> tests/procedural_tests.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         version: u64,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.35s
[INFO] running `Command { std: "docker" "inspect" "051abbd515b9ef8c1f9272fcaf22c1af9f2a0370f2cce9ecf7414d062d4049c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "051abbd515b9ef8c1f9272fcaf22c1af9f2a0370f2cce9ecf7414d062d4049c5", kill_on_drop: false }`
[INFO] [stdout] 051abbd515b9ef8c1f9272fcaf22c1af9f2a0370f2cce9ecf7414d062d4049c5
