[INFO] crate proc-macro-rules 0.2.1 is already in cache
[INFO] testing proc-macro-rules-0.2.1 against 1.38.0 for beta-1.39-1
[INFO] extracting crate proc-macro-rules 0.2.1 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate proc-macro-rules 0.2.1 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 proc-macro-rules 0.2.1
[INFO] removed 1 missing examples
[INFO] finished tweaking crates.io crate proc-macro-rules 0.2.1
[INFO] tweaked toml for crates.io crate proc-macro-rules 0.2.1 written to work/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] 8a843cbb33359b69b5b9264a3fa77b39231e6ed5e5d4cd1e771c5049fc6712e2
[INFO] running `"docker" "start" "-a" "8a843cbb33359b69b5b9264a3fa77b39231e6ed5e5d4cd1e771c5049fc6712e2"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling proc-macro-rules-macros v0.2.0
[INFO] [stderr]    Compiling proc-macro-rules v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.88s
[INFO] running `"docker" "inspect" "8a843cbb33359b69b5b9264a3fa77b39231e6ed5e5d4cd1e771c5049fc6712e2"`
[INFO] running `"docker" "rm" "-f" "8a843cbb33359b69b5b9264a3fa77b39231e6ed5e5d4cd1e771c5049fc6712e2"`
[INFO] [stdout] 8a843cbb33359b69b5b9264a3fa77b39231e6ed5e5d4cd1e771c5049fc6712e2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] 97be76b8b03508770441aeae8e128deb818ad9ab6b2a1f37e9dffd9ab13a1811
[INFO] running `"docker" "start" "-a" "97be76b8b03508770441aeae8e128deb818ad9ab6b2a1f37e9dffd9ab13a1811"`
[INFO] [stderr]    Compiling proc-macro-rules v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: the `#[proc_macro]` attribute is only usable with crates of the `proc-macro` crate type
[INFO] [stderr]   --> examples/macro_rules.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[proc_macro]
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0601]: `main` function not found in crate `macro_rules`
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider adding a `main` function to `examples/macro_rules.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: Could not compile `proc-macro-rules`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "97be76b8b03508770441aeae8e128deb818ad9ab6b2a1f37e9dffd9ab13a1811"`
[INFO] running `"docker" "rm" "-f" "97be76b8b03508770441aeae8e128deb818ad9ab6b2a1f37e9dffd9ab13a1811"`
[INFO] [stdout] 97be76b8b03508770441aeae8e128deb818ad9ab6b2a1f37e9dffd9ab13a1811