Sep 20 06:33:40.923 INFO checking arbitrary-0.1.1 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 06:33:40.923 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 06:33:40.923 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-0/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 06:33:41.116 INFO blam! d57a5aa1c09a06cd64a5c38001e22e0d174b02575d8e5414856b254751b66857
Sep 20 06:33:41.118 INFO running `"docker" "start" "-a" "d57a5aa1c09a06cd64a5c38001e22e0d174b02575d8e5414856b254751b66857"`
Sep 20 06:33:42.010 INFO kablam! usermod: no changes
Sep 20 06:33:42.050 INFO kablam!     Checking arbitrary v0.1.1 (/source)
Sep 20 06:33:43.475 INFO kablam! error[E0599]: no method named `fill_buffer` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 20 06:33:43.475 INFO kablam!    --> src/lib.rs:474:8
Sep 20 06:33:43.475 INFO kablam!     |
Sep 20 06:33:43.475 INFO kablam! 474 |     rb.fill_buffer(&mut z).unwrap();
Sep 20 06:33:43.475 INFO kablam!     |        ^^^^^^^^^^^
Sep 20 06:33:43.475 INFO kablam!     |
Sep 20 06:33:43.475 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 20 06:33:43.475 INFO kablam!     = note: the following trait defines an item `fill_buffer`, perhaps you need to implement it:
Sep 20 06:33:43.475 INFO kablam!             candidate #1: `Unstructured`
Sep 20 06:33:43.475 INFO kablam! 
Sep 20 06:33:43.522 INFO kablam! error[E0599]: no method named `fill_buffer` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 20 06:33:43.522 INFO kablam!    --> src/lib.rs:476:8
Sep 20 06:33:43.522 INFO kablam!     |
Sep 20 06:33:43.522 INFO kablam! 476 |     rb.fill_buffer(&mut z).unwrap();
Sep 20 06:33:43.522 INFO kablam!     |        ^^^^^^^^^^^
Sep 20 06:33:43.522 INFO kablam!     |
Sep 20 06:33:43.522 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 20 06:33:43.522 INFO kablam!     = note: the following trait defines an item `fill_buffer`, perhaps you need to implement it:
Sep 20 06:33:43.522 INFO kablam!             candidate #1: `Unstructured`
Sep 20 06:33:43.522 INFO kablam! 
Sep 20 06:33:43.522 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 20 06:33:43.522 INFO kablam!    --> src/lib.rs:484:19
Sep 20 06:33:43.522 INFO kablam!     |
Sep 20 06:33:43.522 INFO kablam! 484 |     assert_eq!(rb.container_size().unwrap(), 9);
Sep 20 06:33:43.522 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 20 06:33:43.522 INFO kablam!     |
Sep 20 06:33:43.522 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 20 06:33:43.523 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 20 06:33:43.523 INFO kablam!             candidate #1: `Unstructured`
Sep 20 06:33:43.523 INFO kablam! 
Sep 20 06:33:43.523 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 20 06:33:43.523 INFO kablam!    --> src/lib.rs:485:19
Sep 20 06:33:43.523 INFO kablam!     |
Sep 20 06:33:43.523 INFO kablam! 485 |     assert_eq!(rb.container_size().unwrap(), 1);
Sep 20 06:33:43.523 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 20 06:33:43.523 INFO kablam!     |
Sep 20 06:33:43.523 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 20 06:33:43.523 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 20 06:33:43.523 INFO kablam!             candidate #1: `Unstructured`
Sep 20 06:33:43.523 INFO kablam! 
Sep 20 06:33:43.529 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 20 06:33:43.529 INFO kablam!    --> src/lib.rs:486:19
Sep 20 06:33:43.529 INFO kablam!     |
Sep 20 06:33:43.529 INFO kablam! 486 |     assert_eq!(rb.container_size().unwrap(), 2);
Sep 20 06:33:43.529 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 20 06:33:43.529 INFO kablam!     |
Sep 20 06:33:43.529 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 20 06:33:43.529 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 20 06:33:43.529 INFO kablam!             candidate #1: `Unstructured`
Sep 20 06:33:43.529 INFO kablam! 
Sep 20 06:33:43.529 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 20 06:33:43.529 INFO kablam!    --> src/lib.rs:487:19
Sep 20 06:33:43.529 INFO kablam!     |
Sep 20 06:33:43.530 INFO kablam! 487 |     assert_eq!(rb.container_size().unwrap(), 6);
Sep 20 06:33:43.530 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 20 06:33:43.530 INFO kablam!     |
Sep 20 06:33:43.530 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 20 06:33:43.530 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 20 06:33:43.530 INFO kablam!             candidate #1: `Unstructured`
Sep 20 06:33:43.530 INFO kablam! 
Sep 20 06:33:43.534 INFO kablam! error[E0599]: no method named `container_size` found for type `std::result::Result<RingBuffer<'_>, &str>` in the current scope
Sep 20 06:33:43.534 INFO kablam!    --> src/lib.rs:488:19
Sep 20 06:33:43.534 INFO kablam!     |
Sep 20 06:33:43.534 INFO kablam! 488 |     assert_eq!(rb.container_size().unwrap(), 1);
Sep 20 06:33:43.534 INFO kablam!     |                   ^^^^^^^^^^^^^^
Sep 20 06:33:43.534 INFO kablam!     |
Sep 20 06:33:43.534 INFO kablam!     = help: items from traits can only be used if the trait is implemented and in scope
Sep 20 06:33:43.534 INFO kablam!     = note: the following trait defines an item `container_size`, perhaps you need to implement it:
Sep 20 06:33:43.534 INFO kablam!             candidate #1: `Unstructured`
Sep 20 06:33:43.534 INFO kablam! 
Sep 20 06:33:43.550 INFO kablam! error: aborting due to 7 previous errors
Sep 20 06:33:43.550 INFO kablam! 
Sep 20 06:33:43.550 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 20 06:33:43.556 INFO kablam! error: Could not compile `arbitrary`.
Sep 20 06:33:43.556 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 06:33:44.175 INFO kablam! error: build failed
Sep 20 06:33:44.175 INFO kablam! su: No module specific data is present
Sep 20 06:33:44.861 INFO running `"docker" "rm" "-f" "d57a5aa1c09a06cd64a5c38001e22e0d174b02575d8e5414856b254751b66857"`
Sep 20 06:33:44.979 INFO blam! d57a5aa1c09a06cd64a5c38001e22e0d174b02575d8e5414856b254751b66857