Aug 30 13:42:07.920 INFO checking immutable-0.1.1 against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 30 13:42:07.920 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 30 13:42:07.920 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-1/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/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 +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 13:42:08.053 INFO blam! a3dfa185c6352e38aff90477e35083d225b89305a4bf9b50cea7db5fc5fc0c4d
Aug 30 13:42:08.054 INFO running `"docker" "start" "-a" "a3dfa185c6352e38aff90477e35083d225b89305a4bf9b50cea7db5fc5fc0c4d"`
Aug 30 13:42:08.704 INFO kablam!     Checking immutable v0.1.1 (file:///source)
Aug 30 13:42:09.150 INFO kablam! warning: unused import: `std::vec::IntoIter`
Aug 30 13:42:09.150 INFO kablam!  --> src/list.rs:7:5
Aug 30 13:42:09.150 INFO kablam!   |
Aug 30 13:42:09.150 INFO kablam! 7 | use std::vec::IntoIter;
Aug 30 13:42:09.150 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Aug 30 13:42:09.150 INFO kablam!   |
Aug 30 13:42:09.150 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 30 13:42:09.150 INFO kablam! 
Aug 30 13:42:09.295 INFO kablam! warning: unused import: `std::vec::IntoIter`
Aug 30 13:42:09.295 INFO kablam!  --> src/list.rs:7:5
Aug 30 13:42:09.295 INFO kablam!   |
Aug 30 13:42:09.295 INFO kablam! 7 | use std::vec::IntoIter;
Aug 30 13:42:09.295 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Aug 30 13:42:09.295 INFO kablam!   |
Aug 30 13:42:09.295 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 30 13:42:09.295 INFO kablam! 
Aug 30 13:42:09.481 INFO kablam! warning: unused attribute
Aug 30 13:42:09.481 INFO kablam!  --> src/list.rs:9:1
Aug 30 13:42:09.481 INFO kablam!   |
Aug 30 13:42:09.481 INFO kablam! 9 | #[macro_escape]
Aug 30 13:42:09.481 INFO kablam!   | ^^^^^^^^^^^^^^^
Aug 30 13:42:09.481 INFO kablam!   |
Aug 30 13:42:09.481 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Aug 30 13:42:09.481 INFO kablam! 
Aug 30 13:42:09.481 INFO kablam! warning: unused attribute
Aug 30 13:42:09.482 INFO kablam!   --> src/tree/binary_tree.rs:11:1
Aug 30 13:42:09.482 INFO kablam!    |
Aug 30 13:42:09.482 INFO kablam! 11 | #[macro_escape]
Aug 30 13:42:09.482 INFO kablam!    | ^^^^^^^^^^^^^^^
Aug 30 13:42:09.482 INFO kablam! 
Aug 30 13:42:09.992 INFO kablam! warning: unused attribute
Aug 30 13:42:09.992 INFO kablam!  --> src/list.rs:9:1
Aug 30 13:42:09.992 INFO kablam!   |
Aug 30 13:42:09.992 INFO kablam! 9 | #[macro_escape]
Aug 30 13:42:09.992 INFO kablam!   | ^^^^^^^^^^^^^^^
Aug 30 13:42:09.992 INFO kablam!   |
Aug 30 13:42:09.992 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Aug 30 13:42:09.992 INFO kablam! 
Aug 30 13:42:09.992 INFO kablam! warning: unused attribute
Aug 30 13:42:09.992 INFO kablam!   --> src/tree/binary_tree.rs:11:1
Aug 30 13:42:09.992 INFO kablam!    |
Aug 30 13:42:09.992 INFO kablam! 11 | #[macro_escape]
Aug 30 13:42:09.992 INFO kablam!    | ^^^^^^^^^^^^^^^
Aug 30 13:42:09.993 INFO kablam! 
Aug 30 13:42:10.008 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
Aug 30 13:42:10.010 INFO kablam! su: No module specific data is present
Aug 30 13:42:10.495 INFO running `"docker" "rm" "-f" "a3dfa185c6352e38aff90477e35083d225b89305a4bf9b50cea7db5fc5fc0c4d"`
Aug 30 13:42:10.590 INFO blam! a3dfa185c6352e38aff90477e35083d225b89305a4bf9b50cea7db5fc5fc0c4d