[INFO] fetching crate elm_rs_derive 0.2.3...
[INFO] testing elm_rs_derive-0.2.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate elm_rs_derive 0.2.3 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate elm_rs_derive 0.2.3
[INFO] finished tweaking crates.io crate elm_rs_derive 0.2.3
[INFO] tweaked toml for crates.io crate elm_rs_derive 0.2.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate elm_rs_derive 0.2.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate elm_rs_derive 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.17
[INFO] [stderr]   Downloaded quote v1.0.38
[INFO] [stderr]   Downloaded proc-macro2 v1.0.93
[INFO] [stderr]   Downloaded syn v2.0.98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da27995c847192c6fbe0f5c7934c23f90789f5c24324be655d0592d1d6cccd78
[INFO] running `Command { std: "docker" "start" "-a" "da27995c847192c6fbe0f5c7934c23f90789f5c24324be655d0592d1d6cccd78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da27995c847192c6fbe0f5c7934c23f90789f5c24324be655d0592d1d6cccd78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da27995c847192c6fbe0f5c7934c23f90789f5c24324be655d0592d1d6cccd78", kill_on_drop: false }`
[INFO] [stdout] da27995c847192c6fbe0f5c7934c23f90789f5c24324be655d0592d1d6cccd78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adde5ce9c927459f08005f68aecd123337705b2f8168c6819fdf5b6ee7c72514
[INFO] running `Command { std: "docker" "start" "-a" "adde5ce9c927459f08005f68aecd123337705b2f8168c6819fdf5b6ee7c72514", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling elm_rs_derive v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/attributes.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut attributes = Self::default();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/attributes.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         for attr in attrs {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/attributes.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut attributes = Self::default();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/attributes.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         for attr in attrs {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/attributes.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut attributes = Self::default();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/attributes.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for attr in attrs {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container_attributes`
[INFO] [stdout]    --> src/lib.rs:113:30
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn parse(data: Data, container_attributes: &ContainerAttributes) -> syn::Result<Self> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_attributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attributes`
[INFO] [stdout]    --> src/lib.rs:233:17
[INFO] [stdout]     |
[INFO] [stdout] 233 |             let attributes = FieldAttributes::parse(&field.attrs)?;
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_attributes`
[INFO] [stdout]    --> src/lib.rs:317:13
[INFO] [stdout]     |
[INFO] [stdout] 317 |         let variant_attributes = VariantAttributes::parse(&variant.attrs)?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_attributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `container_attributes` is never read
[INFO] [stdout]   --> src/lib.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct Intermediate {
[INFO] [stdout]    |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 66 |     container_attributes: ContainerAttributes,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/lib.rs:254:5
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct EnumVariant {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 254 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "adde5ce9c927459f08005f68aecd123337705b2f8168c6819fdf5b6ee7c72514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adde5ce9c927459f08005f68aecd123337705b2f8168c6819fdf5b6ee7c72514", kill_on_drop: false }`
[INFO] [stdout] adde5ce9c927459f08005f68aecd123337705b2f8168c6819fdf5b6ee7c72514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 537159990a57eb8d57688d2dd3d8887efb595ea90b37f3b6cdae511c63f2cf9a
[INFO] running `Command { std: "docker" "start" "-a" "537159990a57eb8d57688d2dd3d8887efb595ea90b37f3b6cdae511c63f2cf9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling elm_rs_derive v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/attributes.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut attributes = Self::default();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/attributes.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         for attr in attrs {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/attributes.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut attributes = Self::default();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/attributes.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         for attr in attrs {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/attributes.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut attributes = Self::default();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/attributes.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for attr in attrs {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/attributes.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut attributes = Self::default();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/attributes.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         for attr in attrs {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/attributes.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let mut attributes = Self::default();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/attributes.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         for attr in attrs {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/attributes.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut attributes = Self::default();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/attributes.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for attr in attrs {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container_attributes`
[INFO] [stdout]    --> src/lib.rs:113:30
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn parse(data: Data, container_attributes: &ContainerAttributes) -> syn::Result<Self> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_attributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attributes`
[INFO] [stdout]    --> src/lib.rs:233:17
[INFO] [stdout]     |
[INFO] [stdout] 233 |             let attributes = FieldAttributes::parse(&field.attrs)?;
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_attributes`
[INFO] [stdout]    --> src/lib.rs:317:13
[INFO] [stdout]     |
[INFO] [stdout] 317 |         let variant_attributes = VariantAttributes::parse(&variant.attrs)?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_attributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `container_attributes` is never read
[INFO] [stdout]   --> src/lib.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct Intermediate {
[INFO] [stdout]    |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 66 |     container_attributes: ContainerAttributes,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/lib.rs:254:5
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct EnumVariant {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 254 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `container_attributes`
[INFO] [stdout]    --> src/lib.rs:113:30
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn parse(data: Data, container_attributes: &ContainerAttributes) -> syn::Result<Self> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_attributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attributes`
[INFO] [stdout]    --> src/lib.rs:233:17
[INFO] [stdout]     |
[INFO] [stdout] 233 |             let attributes = FieldAttributes::parse(&field.attrs)?;
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variant_attributes`
[INFO] [stdout]    --> src/lib.rs:317:13
[INFO] [stdout]     |
[INFO] [stdout] 317 |         let variant_attributes = VariantAttributes::parse(&variant.attrs)?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_attributes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `container_attributes` is never read
[INFO] [stdout]   --> src/lib.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct Intermediate {
[INFO] [stdout]    |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 66 |     container_attributes: ContainerAttributes,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/lib.rs:254:5
[INFO] [stdout]     |
[INFO] [stdout] 251 | struct EnumVariant {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 254 |     span: Span,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "537159990a57eb8d57688d2dd3d8887efb595ea90b37f3b6cdae511c63f2cf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "537159990a57eb8d57688d2dd3d8887efb595ea90b37f3b6cdae511c63f2cf9a", kill_on_drop: false }`
[INFO] [stdout] 537159990a57eb8d57688d2dd3d8887efb595ea90b37f3b6cdae511c63f2cf9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b227090c0751e8240992d6b1571a2906d697a6f9d6d33d10ec9ad5f0e23f53c6
[INFO] running `Command { std: "docker" "start" "-a" "b227090c0751e8240992d6b1571a2906d697a6f9d6d33d10ec9ad5f0e23f53c6", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/attributes.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let mut attributes = Self::default();
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attr`
[INFO] [stderr]   --> src/attributes.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |         for attr in attrs {
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/attributes.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let mut attributes = Self::default();
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attr`
[INFO] [stderr]   --> src/attributes.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         for attr in attrs {
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/attributes.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let mut attributes = Self::default();
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attr`
[INFO] [stderr]   --> src/attributes.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         for attr in attrs {
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `container_attributes`
[INFO] [stderr]    --> src/lib.rs:113:30
[INFO] [stderr]     |
[INFO] [stderr] 113 |     pub fn parse(data: Data, container_attributes: &ContainerAttributes) -> syn::Result<Self> {
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_container_attributes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attributes`
[INFO] [stderr]    --> src/lib.rs:233:17
[INFO] [stderr]     |
[INFO] [stderr] 233 |             let attributes = FieldAttributes::parse(&field.attrs)?;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attributes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `variant_attributes`
[INFO] [stderr]    --> src/lib.rs:317:13
[INFO] [stderr]     |
[INFO] [stderr] 317 |         let variant_attributes = VariantAttributes::parse(&variant.attrs)?;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_attributes`
[INFO] [stderr] 
[INFO] [stderr] warning: field `container_attributes` is never read
[INFO] [stderr]   --> src/lib.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 60 | struct Intermediate {
[INFO] [stderr]    |        ------------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 66 |     container_attributes: ContainerAttributes,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]    --> src/lib.rs:254:5
[INFO] [stderr]     |
[INFO] [stderr] 251 | struct EnumVariant {
[INFO] [stderr]     |        ----------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 254 |     span: Span,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `elm_rs_derive` (lib) generated 11 warnings (run `cargo fix --lib -p elm_rs_derive` to apply 9 suggestions)
[INFO] [stderr] warning: `elm_rs_derive` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/elm_rs_derive-bad7f9a65cbf4130)
[INFO] [stderr]    Doc-tests elm_rs_derive
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b227090c0751e8240992d6b1571a2906d697a6f9d6d33d10ec9ad5f0e23f53c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b227090c0751e8240992d6b1571a2906d697a6f9d6d33d10ec9ad5f0e23f53c6", kill_on_drop: false }`
[INFO] [stdout] b227090c0751e8240992d6b1571a2906d697a6f9d6d33d10ec9ad5f0e23f53c6
