[INFO] crate darling 0.10.0 is already in cache
[INFO] testing darling-0.10.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate darling 0.10.0 into work/builds/worker-5/source
[INFO] validating manifest of crates.io crate darling 0.10.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate darling 0.10.0
[INFO] finished tweaking crates.io crate darling 0.10.0
[INFO] tweaked toml for crates.io crate darling 0.10.0 written to work/builds/worker-5/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 2c78c135d53b314ae98062e58b27fc5191db45f039ebac64e6f1dd92fa96619c
[INFO] running `"docker" "start" "-a" "2c78c135d53b314ae98062e58b27fc5191db45f039ebac64e6f1dd92fa96619c"`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling darling_core v0.10.0
[INFO] [stderr]    Compiling darling_macro v0.10.0
[INFO] [stderr]    Compiling darling v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.22s
[INFO] running `"docker" "inspect" "2c78c135d53b314ae98062e58b27fc5191db45f039ebac64e6f1dd92fa96619c"`
[INFO] running `"docker" "rm" "-f" "2c78c135d53b314ae98062e58b27fc5191db45f039ebac64e6f1dd92fa96619c"`
[INFO] [stdout] 2c78c135d53b314ae98062e58b27fc5191db45f039ebac64e6f1dd92fa96619c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] af7b0510bc7c24ce207b1ac426f94a33c2daa1aa1a71c3f449c90b1b55f647b7
[INFO] running `"docker" "start" "-a" "af7b0510bc7c24ce207b1ac426f94a33c2daa1aa1a71c3f449c90b1b55f647b7"`
[INFO] [stderr]    Compiling darling v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/multiple.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/error.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/happy_path.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/generics.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/skip.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/accrue_errors.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/from_type_param.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/from_type_param.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/split_declaration.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/split_declaration.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/fallible_read.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `darling`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name consume_fields examples/consume_fields.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="suggestions"' -C metadata=dc4f992e5120bef5 -C extra-filename=-dc4f992e5120bef5 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern darling=/opt/rustwide/target/debug/deps/libdarling-59a3e54655073e7b.rlib --extern darling_core=/opt/rustwide/target/debug/deps/libdarling_core-d7542ee288cee518.rlib --extern darling_macro=/opt/rustwide/target/debug/deps/libdarling_macro-d7b1a6cb4c77dc79.so --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-541f070b6c83b5cf.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-6a1da76dca34d1d4.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-5be431fdc0511598.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `darling`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name from_generics tests/from_generics.rs --color never --emit=dep-info,link -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="suggestions"' -C metadata=039979aea39a9c2b -C extra-filename=-039979aea39a9c2b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern darling=/opt/rustwide/target/debug/deps/libdarling-59a3e54655073e7b.rlib --extern darling_core=/opt/rustwide/target/debug/deps/libdarling_core-d7542ee288cee518.rlib --extern darling_macro=/opt/rustwide/target/debug/deps/libdarling_macro-d7b1a6cb4c77dc79.so --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-541f070b6c83b5cf.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-6a1da76dca34d1d4.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-5be431fdc0511598.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `darling`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name accrue_errors tests/accrue_errors.rs --color never --emit=dep-info,link -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="suggestions"' -C metadata=c3bd8166fb930416 -C extra-filename=-c3bd8166fb930416 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern darling=/opt/rustwide/target/debug/deps/libdarling-59a3e54655073e7b.rlib --extern darling_core=/opt/rustwide/target/debug/deps/libdarling_core-d7542ee288cee518.rlib --extern darling_macro=/opt/rustwide/target/debug/deps/libdarling_macro-d7b1a6cb4c77dc79.so --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-541f070b6c83b5cf.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-6a1da76dca34d1d4.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-5be431fdc0511598.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "af7b0510bc7c24ce207b1ac426f94a33c2daa1aa1a71c3f449c90b1b55f647b7"`
[INFO] running `"docker" "rm" "-f" "af7b0510bc7c24ce207b1ac426f94a33c2daa1aa1a71c3f449c90b1b55f647b7"`
[INFO] [stdout] af7b0510bc7c24ce207b1ac426f94a33c2daa1aa1a71c3f449c90b1b55f647b7