Sep 02 03:14:34.351 INFO checking arbitrary-0.1.1 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 02 03:14:34.351 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 02 03:14:34.351 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 03:14:34.567 INFO blam! e4918b4907b55745eb5dbca03c6d17350f05d94c1fdb3934f12deabf03827c4a
Sep 02 03:14:34.569 INFO running `"docker" "start" "-a" "e4918b4907b55745eb5dbca03c6d17350f05d94c1fdb3934f12deabf03827c4a"`
Sep 02 03:14:35.413 INFO kablam!     Checking arbitrary v0.1.1 (file:///source)
Sep 02 03:14:37.995 INFO kablam! error[E0599]: no method named `fill_buffer` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 03:14:37.995 INFO kablam!    --> src/lib.rs:474:8
Sep 02 03:14:37.995 INFO kablam!     |
Sep 02 03:14:37.995 INFO kablam! 474 |     rb.fill_buffer(&mut z).unwrap();
Sep 02 03:14:37.995 INFO kablam!     |        ^^^^^^^^^^^
Sep 02 03:14:37.995 INFO kablam!     |
Sep 02 03:14:37.995 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 03:14:37.995 INFO kablam!     = note: the following trait defines an item `fill_buffer`, perhaps you need to implement it:
Sep 02 03:14:37.995 INFO kablam!             candidate #1: `Unstructured`
Sep 02 03:14:37.995 INFO kablam! 
Sep 02 03:14:38.097 INFO kablam! error[E0599]: no method named `fill_buffer` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 03:14:38.097 INFO kablam!    --> src/lib.rs:476:8
Sep 02 03:14:38.097 INFO kablam!     |
Sep 02 03:14:38.097 INFO kablam! 476 |     rb.fill_buffer(&mut z).unwrap();
Sep 02 03:14:38.097 INFO kablam!     |        ^^^^^^^^^^^
Sep 02 03:14:38.097 INFO kablam!     |
Sep 02 03:14:38.097 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 03:14:38.097 INFO kablam!     = note: the following trait defines an item `fill_buffer`, perhaps you need to implement it:
Sep 02 03:14:38.097 INFO kablam!             candidate #1: `Unstructured`
Sep 02 03:14:38.097 INFO kablam! 
Sep 02 03:14:38.101 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 03:14:38.101 INFO kablam!    --> src/lib.rs:484:19
Sep 02 03:14:38.101 INFO kablam!     |
Sep 02 03:14:38.101 INFO kablam! 484 |     assert_eq!(rb.container_size().unwrap(), 9);
Sep 02 03:14:38.101 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 03:14:38.102 INFO kablam!     |
Sep 02 03:14:38.102 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 03:14:38.102 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 02 03:14:38.102 INFO kablam!             candidate #1: `Unstructured`
Sep 02 03:14:38.102 INFO kablam! 
Sep 02 03:14:38.104 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 03:14:38.104 INFO kablam!    --> src/lib.rs:485:19
Sep 02 03:14:38.104 INFO kablam!     |
Sep 02 03:14:38.104 INFO kablam! 485 |     assert_eq!(rb.container_size().unwrap(), 1);
Sep 02 03:14:38.104 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 03:14:38.104 INFO kablam!     |
Sep 02 03:14:38.104 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 03:14:38.104 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 02 03:14:38.104 INFO kablam!             candidate #1: `Unstructured`
Sep 02 03:14:38.104 INFO kablam! 
Sep 02 03:14:38.106 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 03:14:38.106 INFO kablam!    --> src/lib.rs:486:19
Sep 02 03:14:38.106 INFO kablam!     |
Sep 02 03:14:38.106 INFO kablam! 486 |     assert_eq!(rb.container_size().unwrap(), 2);
Sep 02 03:14:38.106 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 03:14:38.106 INFO kablam!     |
Sep 02 03:14:38.106 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 03:14:38.106 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 02 03:14:38.106 INFO kablam!             candidate #1: `Unstructured`
Sep 02 03:14:38.106 INFO kablam! 
Sep 02 03:14:38.108 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 03:14:38.108 INFO kablam!    --> src/lib.rs:487:19
Sep 02 03:14:38.108 INFO kablam!     |
Sep 02 03:14:38.108 INFO kablam! 487 |     assert_eq!(rb.container_size().unwrap(), 6);
Sep 02 03:14:38.108 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 03:14:38.108 INFO kablam!     |
Sep 02 03:14:38.108 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 03:14:38.109 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 02 03:14:38.109 INFO kablam!             candidate #1: `Unstructured`
Sep 02 03:14:38.109 INFO kablam! 
Sep 02 03:14:38.111 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 02 03:14:38.111 INFO kablam!    --> src/lib.rs:488:19
Sep 02 03:14:38.111 INFO kablam!     |
Sep 02 03:14:38.111 INFO kablam! 488 |     assert_eq!(rb.container_size().unwrap(), 1);
Sep 02 03:14:38.111 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 02 03:14:38.111 INFO kablam!     |
Sep 02 03:14:38.111 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 02 03:14:38.111 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 02 03:14:38.111 INFO kablam!             candidate #1: `Unstructured`
Sep 02 03:14:38.111 INFO kablam! 
Sep 02 03:14:38.127 INFO kablam! error: aborting due to 7 previous errors
Sep 02 03:14:38.127 INFO kablam! 
Sep 02 03:14:38.128 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 02 03:14:38.135 INFO kablam! error: Could not compile `arbitrary`.
Sep 02 03:14:38.135 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 03:14:39.206 INFO kablam! error: build failed
Sep 02 03:14:39.207 INFO kablam! su: No module specific data is present
Sep 02 03:14:39.682 INFO running `"docker" "rm" "-f" "e4918b4907b55745eb5dbca03c6d17350f05d94c1fdb3934f12deabf03827c4a"`
Sep 02 03:14:39.770 INFO blam! e4918b4907b55745eb5dbca03c6d17350f05d94c1fdb3934f12deabf03827c4a