Dec 07 06:33:45.481 INFO testing namedarg_hack-0.1.1474613452 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 06:33:45.481 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 06:33:45.824 INFO [stdout] 7daeb82451883d31e12c5271a78774205f2213c55ac6f29c1f334d73bedf1aff
Dec 07 06:33:45.830 INFO running `"docker" "start" "-a" "7daeb82451883d31e12c5271a78774205f2213c55ac6f29c1f334d73bedf1aff"`
Dec 07 06:33:47.564 INFO [stderr] usermod: no changes
Dec 07 06:33:47.622 INFO [stderr]    Compiling namedarg_hack v0.1.1474613452 (/source)
Dec 07 06:33:53.792 INFO [stderr] error[E0308]: mismatched types
Dec 07 06:33:53.793 INFO [stderr]   --> src/lib.rs:12:40
Dec 07 06:33:53.793 INFO [stderr]    |
Dec 07 06:33:53.793 INFO [stderr] 12 |     fn get_lints(&self) -> LintArray { &[] }
Dec 07 06:33:53.794 INFO [stderr]    |                            ---------   ^^^
Dec 07 06:33:53.794 INFO [stderr]    |                            |           |
Dec 07 06:33:53.794 INFO [stderr]    |                            |           expected struct `std::vec::Vec`, found &[_; 0]
Dec 07 06:33:53.794 INFO [stderr]    |                            |           help: try using a conversion method: `&[].to_vec()`
Dec 07 06:33:53.795 INFO [stderr]    |                            expected `std::vec::Vec<&'static rustc::lint::Lint>` because of return type
Dec 07 06:33:53.795 INFO [stderr]    |
Dec 07 06:33:53.795 INFO [stderr]    = note: expected type `std::vec::Vec<&'static rustc::lint::Lint>`
Dec 07 06:33:53.795 INFO [stderr]               found type `&[_; 0]`
Dec 07 06:33:53.796 INFO [stderr] 
Dec 07 06:33:53.796 INFO [stderr] error[E0599]: no associated item named `Public` found for type `syntax::source_map::Spanned<syntax::ast::VisibilityKind>` in the current scope
Dec 07 06:33:53.796 INFO [stderr]   --> src/lib.rs:23:33
Dec 07 06:33:53.796 INFO [stderr]    |
Dec 07 06:33:53.797 INFO [stderr] 23 |                 evil_item.vis = ast::Visibility::Public;
Dec 07 06:33:53.797 INFO [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^ associated item not found in `syntax::source_map::Spanned<syntax::ast::VisibilityKind>`
Dec 07 06:33:53.797 INFO [stderr] 
Dec 07 06:33:53.798 INFO [stderr] error: aborting due to 2 previous errors
Dec 07 06:33:53.798 INFO [stderr] 
Dec 07 06:33:53.798 INFO [stderr] Some errors occurred: E0308, E0599.
Dec 07 06:33:53.798 INFO [stderr] For more information about an error, try `rustc --explain E0308`.
Dec 07 06:33:53.811 INFO [stderr] error: Could not compile `namedarg_hack`.
Dec 07 06:33:53.812 INFO [stderr] 
Dec 07 06:33:53.812 INFO [stderr] To learn more, run the command again with --verbose.
Dec 07 06:33:53.814 INFO [stderr] su: No module specific data is present
Dec 07 06:33:55.172 INFO running `"docker" "inspect" "7daeb82451883d31e12c5271a78774205f2213c55ac6f29c1f334d73bedf1aff"`
Dec 07 06:33:55.510 INFO running `"docker" "rm" "-f" "7daeb82451883d31e12c5271a78774205f2213c55ac6f29c1f334d73bedf1aff"`
Dec 07 06:33:55.856 INFO [stdout] 7daeb82451883d31e12c5271a78774205f2213c55ac6f29c1f334d73bedf1aff