Aug 31 00:32:23.051 INFO checking arbitrary-0.1.1 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 31 00:32:23.051 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 31 00:32:23.051 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-3/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 00:32:23.198 INFO blam! d1469a534e75494bc963a32fb2775742c75daec0475a9f9ff4f76b1725b91c6d
Aug 31 00:32:23.200 INFO running `"docker" "start" "-a" "d1469a534e75494bc963a32fb2775742c75daec0475a9f9ff4f76b1725b91c6d"`
Aug 31 00:32:23.936 INFO kablam!     Checking arbitrary v0.1.1 (file:///source)
Aug 31 00:32:26.933 INFO kablam! error[E0599]: no method named `fill_buffer` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Aug 31 00:32:26.933 INFO kablam!    --> src/lib.rs:474:8
Aug 31 00:32:26.933 INFO kablam!     |
Aug 31 00:32:26.933 INFO kablam! 474 |     rb.fill_buffer(&mut z).unwrap();
Aug 31 00:32:26.933 INFO kablam!     |        ^^^^^^^^^^^
Aug 31 00:32:26.933 INFO kablam!     |
Aug 31 00:32:26.933 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Aug 31 00:32:26.933 INFO kablam!     = note: the following trait defines an item `fill_buffer`, perhaps you need to implement it:
Aug 31 00:32:26.933 INFO kablam!             candidate #1: `Unstructured`
Aug 31 00:32:26.933 INFO kablam! 
Aug 31 00:32:27.026 INFO kablam! error[E0599]: no method named `fill_buffer` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Aug 31 00:32:27.026 INFO kablam!    --> src/lib.rs:476:8
Aug 31 00:32:27.026 INFO kablam!     |
Aug 31 00:32:27.026 INFO kablam! 476 |     rb.fill_buffer(&mut z).unwrap();
Aug 31 00:32:27.026 INFO kablam!     |        ^^^^^^^^^^^
Aug 31 00:32:27.026 INFO kablam!     |
Aug 31 00:32:27.026 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Aug 31 00:32:27.026 INFO kablam!     = note: the following trait defines an item `fill_buffer`, perhaps you need to implement it:
Aug 31 00:32:27.026 INFO kablam!             candidate #1: `Unstructured`
Aug 31 00:32:27.026 INFO kablam! 
Aug 31 00:32:27.029 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Aug 31 00:32:27.029 INFO kablam!    --> src/lib.rs:484:19
Aug 31 00:32:27.029 INFO kablam!     |
Aug 31 00:32:27.030 INFO kablam! 484 |     assert_eq!(rb.container_size().unwrap(), 9);
Aug 31 00:32:27.030 INFO kablam!     |                   ^^^^^^^^^^^^^^
Aug 31 00:32:27.030 INFO kablam!     |
Aug 31 00:32:27.030 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Aug 31 00:32:27.030 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Aug 31 00:32:27.030 INFO kablam!             candidate #1: `Unstructured`
Aug 31 00:32:27.030 INFO kablam! 
Aug 31 00:32:27.032 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Aug 31 00:32:27.032 INFO kablam!    --> src/lib.rs:485:19
Aug 31 00:32:27.033 INFO kablam!     |
Aug 31 00:32:27.033 INFO kablam! 485 |     assert_eq!(rb.container_size().unwrap(), 1);
Aug 31 00:32:27.033 INFO kablam!     |                   ^^^^^^^^^^^^^^
Aug 31 00:32:27.033 INFO kablam!     |
Aug 31 00:32:27.033 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Aug 31 00:32:27.033 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Aug 31 00:32:27.033 INFO kablam!             candidate #1: `Unstructured`
Aug 31 00:32:27.033 INFO kablam! 
Aug 31 00:32:27.035 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Aug 31 00:32:27.036 INFO kablam!    --> src/lib.rs:486:19
Aug 31 00:32:27.036 INFO kablam!     |
Aug 31 00:32:27.036 INFO kablam! 486 |     assert_eq!(rb.container_size().unwrap(), 2);
Aug 31 00:32:27.036 INFO kablam!     |                   ^^^^^^^^^^^^^^
Aug 31 00:32:27.036 INFO kablam!     |
Aug 31 00:32:27.036 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Aug 31 00:32:27.036 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Aug 31 00:32:27.036 INFO kablam!             candidate #1: `Unstructured`
Aug 31 00:32:27.036 INFO kablam! 
Aug 31 00:32:27.039 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Aug 31 00:32:27.039 INFO kablam!    --> src/lib.rs:487:19
Aug 31 00:32:27.039 INFO kablam!     |
Aug 31 00:32:27.039 INFO kablam! 487 |     assert_eq!(rb.container_size().unwrap(), 6);
Aug 31 00:32:27.039 INFO kablam!     |                   ^^^^^^^^^^^^^^
Aug 31 00:32:27.039 INFO kablam!     |
Aug 31 00:32:27.039 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Aug 31 00:32:27.039 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Aug 31 00:32:27.039 INFO kablam!             candidate #1: `Unstructured`
Aug 31 00:32:27.039 INFO kablam! 
Aug 31 00:32:27.042 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Aug 31 00:32:27.042 INFO kablam!    --> src/lib.rs:488:19
Aug 31 00:32:27.042 INFO kablam!     |
Aug 31 00:32:27.042 INFO kablam! 488 |     assert_eq!(rb.container_size().unwrap(), 1);
Aug 31 00:32:27.042 INFO kablam!     |                   ^^^^^^^^^^^^^^
Aug 31 00:32:27.042 INFO kablam!     |
Aug 31 00:32:27.042 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Aug 31 00:32:27.042 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Aug 31 00:32:27.042 INFO kablam!             candidate #1: `Unstructured`
Aug 31 00:32:27.042 INFO kablam! 
Aug 31 00:32:27.064 INFO kablam! error: aborting due to 7 previous errors
Aug 31 00:32:27.064 INFO kablam! 
Aug 31 00:32:27.064 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Aug 31 00:32:27.072 INFO kablam! error: Could not compile `arbitrary`.
Aug 31 00:32:27.072 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 31 00:32:27.732 INFO kablam! error: build failed
Aug 31 00:32:27.733 INFO kablam! su: No module specific data is present
Aug 31 00:32:28.278 INFO running `"docker" "rm" "-f" "d1469a534e75494bc963a32fb2775742c75daec0475a9f9ff4f76b1725b91c6d"`
Aug 31 00:32:28.425 INFO blam! d1469a534e75494bc963a32fb2775742c75daec0475a9f9ff4f76b1725b91c6d