[INFO] fetching crate variant-builder-macro 0.3.0...
[INFO] building variant-builder-macro-0.3.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate variant-builder-macro 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate variant-builder-macro 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate variant-builder-macro 0.3.0
[INFO] tweaked toml for crates.io crate variant-builder-macro 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate variant-builder-macro 0.3.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate variant-builder-macro 0.3.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded named-item v0.6.0
[INFO] [stderr]   Downloaded traced-test v1.0.4
[INFO] [stderr]   Downloaded tracing-setup v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d03c995ffbfb2290df9c1f4e58b0d7190c6c63466aad6a4c99408643aee97c5e
[INFO] running `Command { std: "docker" "start" "-a" "d03c995ffbfb2290df9c1f4e58b0d7190c6c63466aad6a4c99408643aee97c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d03c995ffbfb2290df9c1f4e58b0d7190c6c63466aad6a4c99408643aee97c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03c995ffbfb2290df9c1f4e58b0d7190c6c63466aad6a4c99408643aee97c5e", kill_on_drop: false }`
[INFO] [stdout] d03c995ffbfb2290df9c1f4e58b0d7190c6c63466aad6a4c99408643aee97c5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2470f0fe79082bce870056ade43ba1957674c8a9233445d5a7baa34cbbd885e3
[INFO] running `Command { std: "docker" "start" "-a" "2470f0fe79082bce870056ade43ba1957674c8a9233445d5a7baa34cbbd885e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling cfg-if v1.0.1
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[INFO] [stderr]    Compiling log v0.4.27
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[INFO] [stderr]    Compiling pin-project-lite v0.2.16
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[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling lock_api v0.4.13
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[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling export-magic v0.3.6
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling synom v0.11.3
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[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling quote v0.3.15
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[INFO] [stderr]    Compiling time v0.3.41
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[INFO] [stderr]    Compiling case v0.1.0
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[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling chrono v0.4.41
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[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
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[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
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[INFO] [stderr]    Compiling serial_test v0.5.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.6
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling error-tree v0.6.0
[INFO] [stderr]    Compiling tracing-setup v1.0.4
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling language-enum v0.1.0
[INFO] [stderr]    Compiling named-item v0.6.0
[INFO] [stderr]    Compiling traced-test v1.0.4
[INFO] [stderr]    Compiling variant-builder-macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Case`
[INFO] [stdout]  --> src/lib.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use convert_case::{Case, Casing};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use proc_macro::TokenStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `format_ident` and `quote`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quote::{format_ident, quote};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `DeriveInput`, `Fields`, and `parse_macro_input`
[INFO] [stdout]  --> src/lib.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{parse_macro_input, Data, DeriveInput, Fields};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^  ^^^^  ^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.39s
[INFO] running `Command { std: "docker" "inspect" "2470f0fe79082bce870056ade43ba1957674c8a9233445d5a7baa34cbbd885e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2470f0fe79082bce870056ade43ba1957674c8a9233445d5a7baa34cbbd885e3", kill_on_drop: false }`
[INFO] [stdout] 2470f0fe79082bce870056ade43ba1957674c8a9233445d5a7baa34cbbd885e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2e32d58a5421ea4acc854a77d457d013250a8f84bb0bbdfbffef015d01755ce
[INFO] running `Command { std: "docker" "start" "-a" "d2e32d58a5421ea4acc854a77d457d013250a8f84bb0bbdfbffef015d01755ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling export-magic v0.3.6
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]    Compiling disable_macro v0.3.6
[INFO] [stderr]    Compiling env_logger v0.11.6
[INFO] [stderr]    Compiling serial_test v0.5.1
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling tracing-setup v1.0.4
[INFO] [stderr]    Compiling error-tree v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling language-enum v0.1.0
[INFO] [stderr]    Compiling named-item v0.6.0
[INFO] [stderr]    Compiling traced-test v1.0.4
[INFO] [stderr]    Compiling variant-builder-macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Case`
[INFO] [stdout]  --> src/lib.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use convert_case::{Case, Casing};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use proc_macro::TokenStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `format_ident` and `quote`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quote::{format_ident, quote};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Case`
[INFO] [stdout]  --> src/lib.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use convert_case::{Case, Casing};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream`
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use proc_macro::TokenStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `DeriveInput`, `Fields`, and `parse_macro_input`
[INFO] [stdout]  --> src/lib.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{parse_macro_input, Data, DeriveInput, Fields};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^  ^^^^  ^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `format_ident` and `quote`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quote::{format_ident, quote};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `DeriveInput`, `Fields`, and `parse_macro_input`
[INFO] [stdout]  --> src/lib.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{parse_macro_input, Data, DeriveInput, Fields};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^  ^^^^  ^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `B` and `C` are never constructed
[INFO] [stdout]    --> tests/builder_variants_macro.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub enum ComplexEnum {
[INFO] [stdout]     |              ----------- variants in this enum
[INFO] [stdout] 150 |         A(TestVariantABuilder),
[INFO] [stdout] 151 |         B(TestVariantBBuilder),
[INFO] [stdout]     |         ^
[INFO] [stdout] 152 |         C(TestVariantCBuilder),
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ComplexEnum` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 32.75s
[INFO] running `Command { std: "docker" "inspect" "d2e32d58a5421ea4acc854a77d457d013250a8f84bb0bbdfbffef015d01755ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e32d58a5421ea4acc854a77d457d013250a8f84bb0bbdfbffef015d01755ce", kill_on_drop: false }`
[INFO] [stdout] d2e32d58a5421ea4acc854a77d457d013250a8f84bb0bbdfbffef015d01755ce
