Aug 11 11:09:29.806 INFO checking immutable-0.1.1 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 11:09:29.806 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 11:09:29.806 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 11:09:29.806 INFO running `"docker" "create" "-v" "/tmp/crater.VuIqsWaWMAC3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-2/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 11:09:29.986 INFO blam! b39df2e0f4925f431b49a9c7c3a9f7d1c39343211a623092df7ed655bb1056de
Aug 11 11:09:29.987 INFO running `"docker" "start" "-a" "b39df2e0f4925f431b49a9c7c3a9f7d1c39343211a623092df7ed655bb1056de"`
Aug 11 11:09:31.004 INFO kablam!     Checking immutable v0.1.1 (file:///source)
Aug 11 11:09:31.368 INFO kablam! warning: unused import: `std::vec::IntoIter`
Aug 11 11:09:31.368 INFO kablam!  --> src/list.rs:7:5
Aug 11 11:09:31.368 INFO kablam!   |
Aug 11 11:09:31.368 INFO kablam! 7 | use std::vec::IntoIter;
Aug 11 11:09:31.368 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Aug 11 11:09:31.369 INFO kablam!   |
Aug 11 11:09:31.369 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 11 11:09:31.369 INFO kablam! 
Aug 11 11:09:31.427 INFO kablam! warning: unused import: `std::vec::IntoIter`
Aug 11 11:09:31.427 INFO kablam!  --> src/list.rs:7:5
Aug 11 11:09:31.427 INFO kablam!   |
Aug 11 11:09:31.427 INFO kablam! 7 | use std::vec::IntoIter;
Aug 11 11:09:31.427 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Aug 11 11:09:31.427 INFO kablam!   |
Aug 11 11:09:31.427 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 11 11:09:31.427 INFO kablam! 
Aug 11 11:09:31.860 INFO kablam! warning: unused attribute
Aug 11 11:09:31.860 INFO kablam!  --> src/list.rs:9:1
Aug 11 11:09:31.860 INFO kablam!   |
Aug 11 11:09:31.860 INFO kablam! 9 | #[macro_escape]
Aug 11 11:09:31.860 INFO kablam!   | ^^^^^^^^^^^^^^^
Aug 11 11:09:31.860 INFO kablam!   |
Aug 11 11:09:31.860 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Aug 11 11:09:31.860 INFO kablam! 
Aug 11 11:09:31.860 INFO kablam! warning: unused attribute
Aug 11 11:09:31.860 INFO kablam!   --> src/tree/binary_tree.rs:11:1
Aug 11 11:09:31.860 INFO kablam!    |
Aug 11 11:09:31.860 INFO kablam! 11 | #[macro_escape]
Aug 11 11:09:31.860 INFO kablam!    | ^^^^^^^^^^^^^^^
Aug 11 11:09:31.860 INFO kablam! 
Aug 11 11:09:32.194 INFO kablam! warning: unused attribute
Aug 11 11:09:32.194 INFO kablam!  --> src/list.rs:9:1
Aug 11 11:09:32.194 INFO kablam!   |
Aug 11 11:09:32.194 INFO kablam! 9 | #[macro_escape]
Aug 11 11:09:32.194 INFO kablam!   | ^^^^^^^^^^^^^^^
Aug 11 11:09:32.194 INFO kablam!   |
Aug 11 11:09:32.195 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Aug 11 11:09:32.195 INFO kablam! 
Aug 11 11:09:32.195 INFO kablam! warning: unused attribute
Aug 11 11:09:32.195 INFO kablam!   --> src/tree/binary_tree.rs:11:1
Aug 11 11:09:32.195 INFO kablam!    |
Aug 11 11:09:32.195 INFO kablam! 11 | #[macro_escape]
Aug 11 11:09:32.195 INFO kablam!    | ^^^^^^^^^^^^^^^
Aug 11 11:09:32.195 INFO kablam! 
Aug 11 11:09:32.213 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
Aug 11 11:09:32.216 INFO kablam! su: No module specific data is present
Aug 11 11:09:33.201 INFO running `"docker" "rm" "-f" "b39df2e0f4925f431b49a9c7c3a9f7d1c39343211a623092df7ed655bb1056de"`
Aug 11 11:09:33.279 INFO blam! b39df2e0f4925f431b49a9c7c3a9f7d1c39343211a623092df7ed655bb1056de