[INFO] crate structsy 0.1.0 is already in cache
[INFO] checking structsy-0.1.0 against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] extracting crate structsy 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate structsy 0.1.0 on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate structsy 0.1.0
[INFO] finished tweaking crates.io crate structsy 0.1.0
[INFO] tweaked toml for crates.io crate structsy 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate structsy 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2b7284a7caa8075ada49a8a253ebe3f2ee7f177f734b6313213312c8a0d1a0b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2b7284a7caa8075ada49a8a253ebe3f2ee7f177f734b6313213312c8a0d1a0b2"`
[INFO] [stderr]     Checking unsigned-varint v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]     Checking persy v0.6.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking structsy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling darling_core v0.10.0
[INFO] [stderr]    Compiling synstructure v0.12.0
[INFO] [stderr]    Compiling darling_macro v0.10.0
[INFO] [stderr]    Compiling darling v0.10.0
[INFO] [stderr]    Compiling structsy-derive v0.1.0
[INFO] [stderr] error: attribute must be of the form `#[test]`
[INFO] [stderr]   --> tests/first_generation.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | #[test()]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[deny(ill_formed_attribute_input)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `structsy`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: attribute must be of the form `#[test]`
[INFO] [stderr]    --> src/lib.rs:930:5
[INFO] [stderr]     |
[INFO] [stderr] 930 |     #[test()]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[deny(ill_formed_attribute_input)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `structsy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2b7284a7caa8075ada49a8a253ebe3f2ee7f177f734b6313213312c8a0d1a0b2"`
[INFO] running `"docker" "rm" "-f" "2b7284a7caa8075ada49a8a253ebe3f2ee7f177f734b6313213312c8a0d1a0b2"`
[INFO] [stdout] 2b7284a7caa8075ada49a8a253ebe3f2ee7f177f734b6313213312c8a0d1a0b2