Sep 21 02:56:50.096 INFO checking slog-2.3.3 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 02:56:50.096 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 02:56:50.096 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-4/master#f7f4c500b46603386e940f116b469c7adc043a6d:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 02:56:50.267 INFO blam! 9b819b1bc30ced56fdd96149df7d4359d3f48ed4b284b0bc42070c7b084fc7d0
Sep 21 02:56:50.270 INFO running `"docker" "start" "-a" "9b819b1bc30ced56fdd96149df7d4359d3f48ed4b284b0bc42070c7b084fc7d0"`
Sep 21 02:56:51.319 INFO kablam! usermod: no changes
Sep 21 02:56:51.394 INFO kablam!     Checking slog v2.3.3 (/source)
Sep 21 02:56:52.379 INFO kablam! warning: unused arithmetic operation which must be used
Sep 21 02:56:52.379 INFO kablam!    --> src/tests.rs:183:13
Sep 21 02:56:52.379 INFO kablam!     |
Sep 21 02:56:52.379 INFO kablam! 183 |           { 3 + 3; 2};
Sep 21 02:56:52.379 INFO kablam!     |             ^^^^^
Sep 21 02:56:52.379 INFO kablam!     |
Sep 21 02:56:52.379 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 21 02:56:52.379 INFO kablam! 
Sep 21 02:56:52.379 INFO kablam! warning: unused arithmetic operation which must be used
Sep 21 02:56:52.379 INFO kablam!    --> src/tests.rs:185:22
Sep 21 02:56:52.379 INFO kablam!     |
Sep 21 02:56:52.379 INFO kablam! 185 |           "foo" => { 3 + 3; 2},
Sep 21 02:56:52.379 INFO kablam!     |                      ^^^^^
Sep 21 02:56:52.379 INFO kablam! 
Sep 21 02:56:52.393 INFO kablam! warning: unused `#[macro_use]` import
Sep 21 02:56:52.393 INFO kablam!  --> examples/struct-log-self.rs:3:1
Sep 21 02:56:52.393 INFO kablam!   |
Sep 21 02:56:52.393 INFO kablam! 3 | #[macro_use]
Sep 21 02:56:52.393 INFO kablam!   | ^^^^^^^^^^^^
Sep 21 02:56:52.393 INFO kablam!   |
Sep 21 02:56:52.393 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 02:56:52.393 INFO kablam! 
Sep 21 02:56:52.576 INFO kablam! error[E0599]: no method named `fuse` found for type `slog_term::FullFormat<slog_term::TermDecorator>` in the current scope
Sep 21 02:56:52.576 INFO kablam!   --> examples/named.rs:14:10
Sep 21 02:56:52.577 INFO kablam!    |
Sep 21 02:56:52.577 INFO kablam! 14 |         .fuse();
Sep 21 02:56:52.577 INFO kablam!    |          ^^^^
Sep 21 02:56:52.577 INFO kablam!    |
Sep 21 02:56:52.577 INFO kablam!    = note: the method `fuse` exists but the following trait bounds were not satisfied:
Sep 21 02:56:52.577 INFO kablam!            `&slog_term::FullFormat<slog_term::TermDecorator> : slog::Drain`
Sep 21 02:56:52.577 INFO kablam!            `&mut slog_term::FullFormat<slog_term::TermDecorator> : slog::Drain`
Sep 21 02:56:52.577 INFO kablam!            `&mut slog_term::FullFormat<slog_term::TermDecorator> : std::iter::Iterator`
Sep 21 02:56:52.577 INFO kablam!    = help: items from traits can only be used if the trait is in scope
Sep 21 02:56:52.577 INFO kablam! help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Sep 21 02:56:52.577 INFO kablam!    |
Sep 21 02:56:52.577 INFO kablam! 6  | use slog::Drain;
Sep 21 02:56:52.577 INFO kablam!    |
Sep 21 02:56:52.577 INFO kablam! 
Sep 21 02:56:52.577 INFO kablam! error[E0599]: no method named `fuse` found for type `slog_async::Async` in the current scope
Sep 21 02:56:52.577 INFO kablam!   --> examples/named.rs:15:55
Sep 21 02:56:52.577 INFO kablam!    |
Sep 21 02:56:52.577 INFO kablam! 15 |     let drain = slog_async::Async::new(drain).build().fuse();
Sep 21 02:56:52.577 INFO kablam!    |                                                       ^^^^
Sep 21 02:56:52.577 INFO kablam!    |
Sep 21 02:56:52.577 INFO kablam!    = note: the method `fuse` exists but the following trait bounds were not satisfied:
Sep 21 02:56:52.577 INFO kablam!            `&slog_async::Async : slog::Drain`
Sep 21 02:56:52.577 INFO kablam!            `&mut slog_async::Async : slog::Drain`
Sep 21 02:56:52.577 INFO kablam!            `&mut slog_async::Async : std::iter::Iterator`
Sep 21 02:56:52.577 INFO kablam!    = help: items from traits can only be used if the trait is in scope
Sep 21 02:56:52.577 INFO kablam! help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Sep 21 02:56:52.577 INFO kablam!    |
Sep 21 02:56:52.577 INFO kablam! 6  | use slog::Drain;
Sep 21 02:56:52.577 INFO kablam!    |
Sep 21 02:56:52.577 INFO kablam! 
Sep 21 02:56:52.610 INFO kablam! error: aborting due to 2 previous errors
Sep 21 02:56:52.611 INFO kablam! 
Sep 21 02:56:52.611 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 21 02:56:52.620 INFO kablam! error: Could not compile `slog`.
Sep 21 02:56:52.620 INFO kablam! 
Sep 21 02:56:52.620 INFO kablam! To learn more, run the command again with --verbose.
Sep 21 02:56:52.622 INFO kablam! su: No module specific data is present
Sep 21 02:56:53.382 INFO running `"docker" "rm" "-f" "9b819b1bc30ced56fdd96149df7d4359d3f48ed4b284b0bc42070c7b084fc7d0"`
Sep 21 02:56:53.446 INFO blam! 9b819b1bc30ced56fdd96149df7d4359d3f48ed4b284b0bc42070c7b084fc7d0