Sep 19 23:50:20.378 INFO checking immutable-0.1.1 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 23:50:20.378 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 23:50:20.378 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-1/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 23:50:20.573 INFO blam! 94040dec9fe972ce5e9c51c6df79ccfb10be7713875eba4b2ffd232ec042fd59
Sep 19 23:50:20.579 INFO running `"docker" "start" "-a" "94040dec9fe972ce5e9c51c6df79ccfb10be7713875eba4b2ffd232ec042fd59"`
Sep 19 23:50:21.289 INFO kablam! usermod: no changes
Sep 19 23:50:21.312 INFO kablam!     Checking immutable v0.1.1 (/source)
Sep 19 23:50:21.611 INFO kablam! warning: unused import: `std::vec::IntoIter`
Sep 19 23:50:21.611 INFO kablam!  --> src/list.rs:7:5
Sep 19 23:50:21.611 INFO kablam!   |
Sep 19 23:50:21.611 INFO kablam! 7 | use std::vec::IntoIter;
Sep 19 23:50:21.611 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Sep 19 23:50:21.611 INFO kablam!   |
Sep 19 23:50:21.611 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:50:21.611 INFO kablam! 
Sep 19 23:50:21.631 INFO kablam! warning: unused import: `std::vec::IntoIter`
Sep 19 23:50:21.631 INFO kablam!  --> src/list.rs:7:5
Sep 19 23:50:21.631 INFO kablam!   |
Sep 19 23:50:21.631 INFO kablam! 7 | use std::vec::IntoIter;
Sep 19 23:50:21.631 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Sep 19 23:50:21.631 INFO kablam!   |
Sep 19 23:50:21.631 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:50:21.631 INFO kablam! 
Sep 19 23:50:21.799 INFO kablam! warning: unused attribute
Sep 19 23:50:21.799 INFO kablam!  --> src/list.rs:9:1
Sep 19 23:50:21.799 INFO kablam!   |
Sep 19 23:50:21.799 INFO kablam! 9 | #[macro_escape]
Sep 19 23:50:21.799 INFO kablam!   | ^^^^^^^^^^^^^^^
Sep 19 23:50:21.799 INFO kablam!   |
Sep 19 23:50:21.799 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Sep 19 23:50:21.799 INFO kablam! 
Sep 19 23:50:21.799 INFO kablam! warning: unused attribute
Sep 19 23:50:21.799 INFO kablam!   --> src/tree/binary_tree.rs:11:1
Sep 19 23:50:21.799 INFO kablam!    |
Sep 19 23:50:21.799 INFO kablam! 11 | #[macro_escape]
Sep 19 23:50:21.799 INFO kablam!    | ^^^^^^^^^^^^^^^
Sep 19 23:50:21.799 INFO kablam! 
Sep 19 23:50:21.940 INFO kablam! warning: unused attribute
Sep 19 23:50:21.940 INFO kablam!  --> src/list.rs:9:1
Sep 19 23:50:21.940 INFO kablam!   |
Sep 19 23:50:21.940 INFO kablam! 9 | #[macro_escape]
Sep 19 23:50:21.940 INFO kablam!   | ^^^^^^^^^^^^^^^
Sep 19 23:50:21.940 INFO kablam! 
Sep 19 23:50:21.940 INFO kablam! warning: unused attribute
Sep 19 23:50:21.940 INFO kablam!   --> src/tree/binary_tree.rs:11:1
Sep 19 23:50:21.940 INFO kablam!    |
Sep 19 23:50:21.940 INFO kablam! 11 | #[macro_escape]
Sep 19 23:50:21.940 INFO kablam!    | ^^^^^^^^^^^^^^^
Sep 19 23:50:21.940 INFO kablam! 
Sep 19 23:50:21.963 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Sep 19 23:50:21.964 INFO kablam! su: No module specific data is present
Sep 19 23:50:22.823 INFO running `"docker" "rm" "-f" "94040dec9fe972ce5e9c51c6df79ccfb10be7713875eba4b2ffd232ec042fd59"`
Sep 19 23:50:22.938 INFO blam! 94040dec9fe972ce5e9c51c6df79ccfb10be7713875eba4b2ffd232ec042fd59