Sep 05 00:07:33.297 INFO checking arbitrary-0.1.1 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 05 00:07:33.297 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 05 00:07:33.297 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-1/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 00:07:33.486 INFO blam! 9773da37b478e72d53c6482304eb6b5c0b8ec68ff4b059f032e4c6e539b1b1e1
Sep 05 00:07:33.488 INFO running `"docker" "start" "-a" "9773da37b478e72d53c6482304eb6b5c0b8ec68ff4b059f032e4c6e539b1b1e1"`
Sep 05 00:07:34.325 INFO kablam!     Checking arbitrary v0.1.1 (file:///source)
Sep 05 00:07:36.942 INFO kablam! error[E0599]: no method named `fill_buffer` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 05 00:07:36.942 INFO kablam!    --> src/lib.rs:474:8
Sep 05 00:07:36.942 INFO kablam!     |
Sep 05 00:07:36.942 INFO kablam! 474 |     rb.fill_buffer(&mut z).unwrap();
Sep 05 00:07:36.942 INFO kablam!     |        ^^^^^^^^^^^
Sep 05 00:07:36.943 INFO kablam!     |
Sep 05 00:07:36.943 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 05 00:07:36.943 INFO kablam!     = note: the following trait defines an item `fill_buffer`, perhaps you need to implement it:
Sep 05 00:07:36.943 INFO kablam!             candidate #1: `Unstructured`
Sep 05 00:07:36.943 INFO kablam! 
Sep 05 00:07:37.023 INFO kablam! error[E0599]: no method named `fill_buffer` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 05 00:07:37.023 INFO kablam!    --> src/lib.rs:476:8
Sep 05 00:07:37.023 INFO kablam!     |
Sep 05 00:07:37.023 INFO kablam! 476 |     rb.fill_buffer(&mut z).unwrap();
Sep 05 00:07:37.023 INFO kablam!     |        ^^^^^^^^^^^
Sep 05 00:07:37.023 INFO kablam!     |
Sep 05 00:07:37.023 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 05 00:07:37.024 INFO kablam!     = note: the following trait defines an item `fill_buffer`, perhaps you need to implement it:
Sep 05 00:07:37.024 INFO kablam!             candidate #1: `Unstructured`
Sep 05 00:07:37.024 INFO kablam! 
Sep 05 00:07:37.027 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 05 00:07:37.027 INFO kablam!    --> src/lib.rs:484:19
Sep 05 00:07:37.027 INFO kablam!     |
Sep 05 00:07:37.027 INFO kablam! 484 |     assert_eq!(rb.container_size().unwrap(), 9);
Sep 05 00:07:37.027 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 05 00:07:37.027 INFO kablam!     |
Sep 05 00:07:37.027 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 05 00:07:37.027 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 05 00:07:37.027 INFO kablam!             candidate #1: `Unstructured`
Sep 05 00:07:37.027 INFO kablam! 
Sep 05 00:07:37.030 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 05 00:07:37.030 INFO kablam!    --> src/lib.rs:485:19
Sep 05 00:07:37.030 INFO kablam!     |
Sep 05 00:07:37.030 INFO kablam! 485 |     assert_eq!(rb.container_size().unwrap(), 1);
Sep 05 00:07:37.030 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 05 00:07:37.030 INFO kablam!     |
Sep 05 00:07:37.030 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 05 00:07:37.030 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 05 00:07:37.030 INFO kablam!             candidate #1: `Unstructured`
Sep 05 00:07:37.030 INFO kablam! 
Sep 05 00:07:37.032 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 05 00:07:37.032 INFO kablam!    --> src/lib.rs:486:19
Sep 05 00:07:37.032 INFO kablam!     |
Sep 05 00:07:37.032 INFO kablam! 486 |     assert_eq!(rb.container_size().unwrap(), 2);
Sep 05 00:07:37.032 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 05 00:07:37.032 INFO kablam!     |
Sep 05 00:07:37.032 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 05 00:07:37.032 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 05 00:07:37.032 INFO kablam!             candidate #1: `Unstructured`
Sep 05 00:07:37.033 INFO kablam! 
Sep 05 00:07:37.034 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 05 00:07:37.034 INFO kablam!    --> src/lib.rs:487:19
Sep 05 00:07:37.034 INFO kablam!     |
Sep 05 00:07:37.034 INFO kablam! 487 |     assert_eq!(rb.container_size().unwrap(), 6);
Sep 05 00:07:37.035 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 05 00:07:37.035 INFO kablam!     |
Sep 05 00:07:37.035 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 05 00:07:37.035 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 05 00:07:37.035 INFO kablam!             candidate #1: `Unstructured`
Sep 05 00:07:37.035 INFO kablam! 
Sep 05 00:07:37.037 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 05 00:07:37.037 INFO kablam!    --> src/lib.rs:488:19
Sep 05 00:07:37.037 INFO kablam!     |
Sep 05 00:07:37.038 INFO kablam! 488 |     assert_eq!(rb.container_size().unwrap(), 1);
Sep 05 00:07:37.038 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 05 00:07:37.038 INFO kablam!     |
Sep 05 00:07:37.038 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 05 00:07:37.038 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 05 00:07:37.038 INFO kablam!             candidate #1: `Unstructured`
Sep 05 00:07:37.038 INFO kablam! 
Sep 05 00:07:37.055 INFO kablam! error: aborting due to 7 previous errors
Sep 05 00:07:37.055 INFO kablam! 
Sep 05 00:07:37.055 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 05 00:07:37.063 INFO kablam! error: Could not compile `arbitrary`.
Sep 05 00:07:37.064 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 05 00:07:37.859 INFO kablam! error: build failed
Sep 05 00:07:37.860 INFO kablam! su: No module specific data is present
Sep 05 00:07:38.287 INFO running `"docker" "rm" "-f" "9773da37b478e72d53c6482304eb6b5c0b8ec68ff4b059f032e4c6e539b1b1e1"`
Sep 05 00:07:38.387 INFO blam! 9773da37b478e72d53c6482304eb6b5c0b8ec68ff4b059f032e4c6e539b1b1e1