[INFO] fetching crate frender-macros 1.0.0-alpha.8...
[INFO] checking frender-macros-1.0.0-alpha.8 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate frender-macros 1.0.0-alpha.8 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate frender-macros 1.0.0-alpha.8 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frender-macros 1.0.0-alpha.8
[INFO] finished tweaking crates.io crate frender-macros 1.0.0-alpha.8
[INFO] tweaked toml for crates.io crate frender-macros 1.0.0-alpha.8 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.13.4 (available: v0.20.10)
[INFO] [stderr]       Adding darling_core v0.13.4 (available: v0.20.10)
[INFO] [stderr]       Adding darling_macro v0.13.4 (available: v0.20.10)
[INFO] [stderr]       Adding strsim v0.10.0 (available: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65ed6f5045cadd51047d1402976b3c2c8ef9617e884c0eb6a53b21838bfe54cd
[INFO] running `Command { std: "docker" "start" "-a" "65ed6f5045cadd51047d1402976b3c2c8ef9617e884c0eb6a53b21838bfe54cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65ed6f5045cadd51047d1402976b3c2c8ef9617e884c0eb6a53b21838bfe54cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65ed6f5045cadd51047d1402976b3c2c8ef9617e884c0eb6a53b21838bfe54cd", kill_on_drop: false }`
[INFO] [stdout] 65ed6f5045cadd51047d1402976b3c2c8ef9617e884c0eb6a53b21838bfe54cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a7151c409e9ebba769009fa1dff0a2c45bfb3097818ba6ab5a46110b706d794
[INFO] running `Command { std: "docker" "start" "-a" "9a7151c409e9ebba769009fa1dff0a2c45bfb3097818ba6ab5a46110b706d794", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking darling v0.13.4
[INFO] [stderr]     Checking frender-macros v1.0.0-alpha.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `to_tokens::*`
[INFO] [stdout]  --> src/custom_element/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use to_tokens::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `to_tokens::*`
[INFO] [stdout]  --> src/custom_element/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use to_tokens::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `paren_token` is never read
[INFO] [stdout]   --> src/component_data.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct ComponentItemFnSignature {
[INFO] [stdout]    |            ------------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub paren_token: syn::token::Paren,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_option_value_result` is never used
[INFO] [stdout]   --> src/err.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub trait OutputError {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn into_option_value_result<T>(self, v: T) -> Result<T, (Option<T>, Self::OutputError)>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `brace_token` is never read
[INFO] [stdout]    --> src/props_data.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct PropsFields {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 119 |     pub brace_token: syn::token::Brace,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `paren` is never read
[INFO] [stdout]    --> src/props_data.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub struct PropsFieldBuilder {
[INFO] [stdout]     |            ----------------- field in this struct
[INFO] [stdout] 183 |     pub generics: syn::Generics,
[INFO] [stdout] 184 |     pub paren: syn::token::Paren,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PropsFieldBuilder` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_required_field` and `is_required` are never used
[INFO] [stdout]    --> src/props_to_tokens.rs:376:12
[INFO] [stdout]     |
[INFO] [stdout] 374 | impl<'a> PropsFieldImpl<'a> {
[INFO] [stdout]     | --------------------------- methods in this implementation
[INFO] [stdout] 375 |     #[inline]
[INFO] [stdout] 376 |     pub fn as_required_field(&self) -> Option<&Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 390 |     pub fn is_required(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `slash` and `start_gt` are never read
[INFO] [stdout]   --> src/rsx_data.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     No {
[INFO] [stdout]    |     -- fields in this variant
[INFO] [stdout] 15 |         slash: syn::Token![/],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 16 |         start_gt: syn::Token![>],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `end_lt`, `end_slash`, `end_component_type`, and `end_gt` are never read
[INFO] [stdout]   --> src/rsx_data.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Yes {
[INFO] [stdout]    |     --- fields in this variant
[INFO] [stdout] ...
[INFO] [stdout] 22 |         end_lt: syn::Token![<],
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 23 |         end_slash: syn::Token![/],
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 24 |         end_component_type: RsxEndElementComponentType,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 25 |         end_gt: syn::Token![>],
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eq` is never read
[INFO] [stdout]    --> src/rsx_data.rs:306:9
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub struct RsxPropValue {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 306 |     pub eq: syn::Token![=],
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `brace` is never read
[INFO] [stdout]    --> src/rsx_data.rs:342:9
[INFO] [stdout]     |
[INFO] [stdout] 341 |     BracedExpr {
[INFO] [stdout]     |     ---------- field in this variant
[INFO] [stdout] 342 |         brace: syn::token::Brace,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `paren_token` is never read
[INFO] [stdout]   --> src/component_data.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct ComponentItemFnSignature {
[INFO] [stdout]    |            ------------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub paren_token: syn::token::Paren,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_option_value_result` is never used
[INFO] [stdout]   --> src/err.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | pub trait OutputError {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 77 |     fn into_option_value_result<T>(self, v: T) -> Result<T, (Option<T>, Self::OutputError)>
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `brace_token` is never read
[INFO] [stdout]    --> src/props_data.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct PropsFields {
[INFO] [stdout]     |            ----------- field in this struct
[INFO] [stdout] 119 |     pub brace_token: syn::token::Brace,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `paren` is never read
[INFO] [stdout]    --> src/props_data.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub struct PropsFieldBuilder {
[INFO] [stdout]     |            ----------------- field in this struct
[INFO] [stdout] 183 |     pub generics: syn::Generics,
[INFO] [stdout] 184 |     pub paren: syn::token::Paren,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PropsFieldBuilder` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_required_field` and `is_required` are never used
[INFO] [stdout]    --> src/props_to_tokens.rs:376:12
[INFO] [stdout]     |
[INFO] [stdout] 374 | impl<'a> PropsFieldImpl<'a> {
[INFO] [stdout]     | --------------------------- methods in this implementation
[INFO] [stdout] 375 |     #[inline]
[INFO] [stdout] 376 |     pub fn as_required_field(&self) -> Option<&Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 390 |     pub fn is_required(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `slash` and `start_gt` are never read
[INFO] [stdout]   --> src/rsx_data.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     No {
[INFO] [stdout]    |     -- fields in this variant
[INFO] [stdout] 15 |         slash: syn::Token![/],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 16 |         start_gt: syn::Token![>],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `end_lt`, `end_slash`, `end_component_type`, and `end_gt` are never read
[INFO] [stdout]   --> src/rsx_data.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Yes {
[INFO] [stdout]    |     --- fields in this variant
[INFO] [stdout] ...
[INFO] [stdout] 22 |         end_lt: syn::Token![<],
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 23 |         end_slash: syn::Token![/],
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 24 |         end_component_type: RsxEndElementComponentType,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 25 |         end_gt: syn::Token![>],
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eq` is never read
[INFO] [stdout]    --> src/rsx_data.rs:306:9
[INFO] [stdout]     |
[INFO] [stdout] 301 | pub struct RsxPropValue {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 306 |     pub eq: syn::Token![=],
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `brace` is never read
[INFO] [stdout]    --> src/rsx_data.rs:342:9
[INFO] [stdout]     |
[INFO] [stdout] 341 |     BracedExpr {
[INFO] [stdout]     |     ---------- field in this variant
[INFO] [stdout] 342 |         brace: syn::token::Brace,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.46s
[INFO] running `Command { std: "docker" "inspect" "9a7151c409e9ebba769009fa1dff0a2c45bfb3097818ba6ab5a46110b706d794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a7151c409e9ebba769009fa1dff0a2c45bfb3097818ba6ab5a46110b706d794", kill_on_drop: false }`
[INFO] [stdout] 9a7151c409e9ebba769009fa1dff0a2c45bfb3097818ba6ab5a46110b706d794