[INFO] fetching crate akita_derive 0.4.1...
[INFO] checking akita_derive-0.4.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate akita_derive 0.4.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate akita_derive 0.4.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate akita_derive 0.4.1
[INFO] finished tweaking crates.io crate akita_derive 0.4.1
[INFO] tweaked toml for crates.io crate akita_derive 0.4.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded if_chain v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d805802ea2c2986344f8dcae3ba0b823bbeb748cfa1c5b363cddb91369d0255
[INFO] running `Command { std: "docker" "start" "-a" "4d805802ea2c2986344f8dcae3ba0b823bbeb748cfa1c5b363cddb91369d0255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d805802ea2c2986344f8dcae3ba0b823bbeb748cfa1c5b363cddb91369d0255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d805802ea2c2986344f8dcae3ba0b823bbeb748cfa1c5b363cddb91369d0255", kill_on_drop: false }`
[INFO] [stdout] 4d805802ea2c2986344f8dcae3ba0b823bbeb748cfa1c5b363cddb91369d0255
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c90c7c23f7e4fef0696800b124f6949d1bcae4d21b00cca6f7302f349c73a0d6
[INFO] running `Command { std: "docker" "start" "-a" "c90c7c23f7e4fef0696800b124f6949d1bcae4d21b00cca6f7302f349c73a0d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking if_chain v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking proc-macro2 v1.0.81
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking akita_derive v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `field_type` is never read
[INFO] [stdout]   --> src/comm.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FieldInformation {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 75 |     pub field: syn::Field,
[INFO] [stdout] 76 |     pub field_type: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldInformation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/comm.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |     TableId(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 95 |     TableId(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/comm.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     IdType(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 97 |     IdType(()),
[INFO] [stdout]    |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `argument` is never read
[INFO] [stdout]    --> src/comm.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     Fill {
[INFO] [stdout]     |     ---- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 106 |         argument: Option<CustomArgument>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `def_span`, `arg_type`, and `arg_access` are never read
[INFO] [stdout]    --> src/comm.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct CustomArgument {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub def_span: Span,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub arg_type: Type,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub arg_access: Option<Expr>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CustomArgument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `field_type` is never read
[INFO] [stdout]   --> src/comm.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FieldInformation {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 75 |     pub field: syn::Field,
[INFO] [stdout] 76 |     pub field_type: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldInformation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/comm.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |     TableId(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 95 |     TableId(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/comm.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     IdType(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 97 |     IdType(()),
[INFO] [stdout]    |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `argument` is never read
[INFO] [stdout]    --> src/comm.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     Fill {
[INFO] [stdout]     |     ---- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 106 |         argument: Option<CustomArgument>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `def_span`, `arg_type`, and `arg_access` are never read
[INFO] [stdout]    --> src/comm.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct CustomArgument {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub def_span: Span,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub arg_type: Type,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub arg_access: Option<Expr>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CustomArgument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "c90c7c23f7e4fef0696800b124f6949d1bcae4d21b00cca6f7302f349c73a0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90c7c23f7e4fef0696800b124f6949d1bcae4d21b00cca6f7302f349c73a0d6", kill_on_drop: false }`
[INFO] [stdout] c90c7c23f7e4fef0696800b124f6949d1bcae4d21b00cca6f7302f349c73a0d6
[INFO] checking akita_derive-0.4.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate akita_derive 0.4.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate akita_derive 0.4.1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate akita_derive 0.4.1
[INFO] finished tweaking crates.io crate akita_derive 0.4.1
[INFO] tweaked toml for crates.io crate akita_derive 0.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e57e7aced1b219951c7f656288a88b44fa61e082499e3a7b8b6954b107cbe8a
[INFO] running `Command { std: "docker" "start" "-a" "1e57e7aced1b219951c7f656288a88b44fa61e082499e3a7b8b6954b107cbe8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e57e7aced1b219951c7f656288a88b44fa61e082499e3a7b8b6954b107cbe8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e57e7aced1b219951c7f656288a88b44fa61e082499e3a7b8b6954b107cbe8a", kill_on_drop: false }`
[INFO] [stdout] 1e57e7aced1b219951c7f656288a88b44fa61e082499e3a7b8b6954b107cbe8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 251e33710c63a8a6d0c3916e5c6fff2b3fd3443dfdadfb0ad7510aeabb717539
[INFO] running `Command { std: "docker" "start" "-a" "251e33710c63a8a6d0c3916e5c6fff2b3fd3443dfdadfb0ad7510aeabb717539", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking if_chain v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking proc-macro2 v1.0.81
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking akita_derive v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `field_type` is never read
[INFO] [stdout]   --> src/comm.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FieldInformation {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 75 |     pub field: syn::Field,
[INFO] [stdout] 76 |     pub field_type: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldInformation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/comm.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |     TableId(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 95 |     TableId(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/comm.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     IdType(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 97 |     IdType(()),
[INFO] [stdout]    |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `argument` is never read
[INFO] [stdout]    --> src/comm.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     Fill {
[INFO] [stdout]     |     ---- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 106 |         argument: Option<CustomArgument>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `def_span`, `arg_type`, and `arg_access` are never read
[INFO] [stdout]    --> src/comm.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct CustomArgument {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub def_span: Span,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub arg_type: Type,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub arg_access: Option<Expr>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CustomArgument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `field_type` is never read
[INFO] [stdout]   --> src/comm.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct FieldInformation {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 75 |     pub field: syn::Field,
[INFO] [stdout] 76 |     pub field_type: String,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldInformation` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/comm.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |     TableId(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 95 |     TableId(()),
[INFO] [stdout]    |             ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/comm.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 97 |     IdType(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 97 |     IdType(()),
[INFO] [stdout]    |            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `argument` is never read
[INFO] [stdout]    --> src/comm.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     Fill {
[INFO] [stdout]     |     ---- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 106 |         argument: Option<CustomArgument>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `def_span`, `arg_type`, and `arg_access` are never read
[INFO] [stdout]    --> src/comm.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct CustomArgument {
[INFO] [stdout]     |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub def_span: Span,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub arg_type: Type,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     pub arg_access: Option<Expr>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CustomArgument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "251e33710c63a8a6d0c3916e5c6fff2b3fd3443dfdadfb0ad7510aeabb717539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "251e33710c63a8a6d0c3916e5c6fff2b3fd3443dfdadfb0ad7510aeabb717539", kill_on_drop: false }`
[INFO] [stdout] 251e33710c63a8a6d0c3916e5c6fff2b3fd3443dfdadfb0ad7510aeabb717539
