Sep 02 20:45:46.692 INFO checking arbitrary-0.1.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 20:45:46.692 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 20:45:46.693 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-1/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 20:45:46.864 INFO blam! b11c1c07f1360a0ee21bbdc93d1a79ea5cd18848f9fc4f029b2e5b8dc1995f3c
Sep 02 20:45:46.866 INFO running `"docker" "start" "-a" "b11c1c07f1360a0ee21bbdc93d1a79ea5cd18848f9fc4f029b2e5b8dc1995f3c"`
Sep 02 20:45:47.462 INFO kablam!     Checking arbitrary v0.1.1 (file:///source)
Sep 02 20:45:50.213 INFO kablam! error[E0599]: no method named `fill_buffer` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 20:45:50.213 INFO kablam!    --> src/lib.rs:474:8
Sep 02 20:45:50.213 INFO kablam!     |
Sep 02 20:45:50.213 INFO kablam! 474 |     rb.fill_buffer(&mut z).unwrap();
Sep 02 20:45:50.213 INFO kablam!     |        ^^^^^^^^^^^
Sep 02 20:45:50.213 INFO kablam!     |
Sep 02 20:45:50.214 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 20:45:50.214 INFO kablam!     = note: the following trait defines an item `fill_buffer`, perhaps you need to implement it:
Sep 02 20:45:50.214 INFO kablam!             candidate #1: `Unstructured`
Sep 02 20:45:50.214 INFO kablam! 
Sep 02 20:45:50.294 INFO kablam! error[E0599]: no method named `fill_buffer` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 20:45:50.294 INFO kablam!    --> src/lib.rs:476:8
Sep 02 20:45:50.294 INFO kablam!     |
Sep 02 20:45:50.294 INFO kablam! 476 |     rb.fill_buffer(&mut z).unwrap();
Sep 02 20:45:50.294 INFO kablam!     |        ^^^^^^^^^^^
Sep 02 20:45:50.294 INFO kablam!     |
Sep 02 20:45:50.294 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 20:45:50.294 INFO kablam!     = note: the following trait defines an item `fill_buffer`, perhaps you need to implement it:
Sep 02 20:45:50.294 INFO kablam!             candidate #1: `Unstructured`
Sep 02 20:45:50.294 INFO kablam! 
Sep 02 20:45:50.298 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 20:45:50.298 INFO kablam!    --> src/lib.rs:484:19
Sep 02 20:45:50.298 INFO kablam!     |
Sep 02 20:45:50.298 INFO kablam! 484 |     assert_eq!(rb.container_size().unwrap(), 9);
Sep 02 20:45:50.298 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 20:45:50.298 INFO kablam!     |
Sep 02 20:45:50.298 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 20:45:50.298 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 02 20:45:50.298 INFO kablam!             candidate #1: `Unstructured`
Sep 02 20:45:50.298 INFO kablam! 
Sep 02 20:45:50.300 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 20:45:50.300 INFO kablam!    --> src/lib.rs:485:19
Sep 02 20:45:50.300 INFO kablam!     |
Sep 02 20:45:50.300 INFO kablam! 485 |     assert_eq!(rb.container_size().unwrap(), 1);
Sep 02 20:45:50.301 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 20:45:50.301 INFO kablam!     |
Sep 02 20:45:50.301 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 20:45:50.301 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 02 20:45:50.301 INFO kablam!             candidate #1: `Unstructured`
Sep 02 20:45:50.301 INFO kablam! 
Sep 02 20:45:50.303 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 20:45:50.303 INFO kablam!    --> src/lib.rs:486:19
Sep 02 20:45:50.303 INFO kablam!     |
Sep 02 20:45:50.303 INFO kablam! 486 |     assert_eq!(rb.container_size().unwrap(), 2);
Sep 02 20:45:50.303 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 20:45:50.303 INFO kablam!     |
Sep 02 20:45:50.303 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 20:45:50.303 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 02 20:45:50.304 INFO kablam!             candidate #1: `Unstructured`
Sep 02 20:45:50.304 INFO kablam! 
Sep 02 20:45:50.308 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 20:45:50.308 INFO kablam!    --> src/lib.rs:487:19
Sep 02 20:45:50.308 INFO kablam!     |
Sep 02 20:45:50.308 INFO kablam! 487 |     assert_eq!(rb.container_size().unwrap(), 6);
Sep 02 20:45:50.308 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 20:45:50.308 INFO kablam!     |
Sep 02 20:45:50.308 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 20:45:50.308 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 02 20:45:50.308 INFO kablam!             candidate #1: `Unstructured`
Sep 02 20:45:50.308 INFO kablam! 
Sep 02 20:45:50.309 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 20:45:50.309 INFO kablam!    --> src/lib.rs:488:19
Sep 02 20:45:50.309 INFO kablam!     |
Sep 02 20:45:50.309 INFO kablam! 488 |     assert_eq!(rb.container_size().unwrap(), 1);
Sep 02 20:45:50.309 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 20:45:50.309 INFO kablam!     |
Sep 02 20:45:50.309 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 20:45:50.309 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 02 20:45:50.309 INFO kablam!             candidate #1: `Unstructured`
Sep 02 20:45:50.309 INFO kablam! 
Sep 02 20:45:50.326 INFO kablam! error: aborting due to 7 previous errors
Sep 02 20:45:50.326 INFO kablam! 
Sep 02 20:45:50.326 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 02 20:45:50.334 INFO kablam! error: Could not compile `arbitrary`.
Sep 02 20:45:50.334 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 20:45:51.220 INFO kablam! error: build failed
Sep 02 20:45:51.221 INFO kablam! su: No module specific data is present
Sep 02 20:45:51.711 INFO running `"docker" "rm" "-f" "b11c1c07f1360a0ee21bbdc93d1a79ea5cd18848f9fc4f029b2e5b8dc1995f3c"`
Sep 02 20:45:51.820 INFO blam! b11c1c07f1360a0ee21bbdc93d1a79ea5cd18848f9fc4f029b2e5b8dc1995f3c