Oct 27 20:33:19.196 INFO checking immutable-0.1.1 against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192-2
Oct 27 20:33:19.196 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-3/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-3/pr-55192-2/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +155510e377ae2a8d8ee0dad1a5f809c9062a5526-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 27 20:33:19.405 INFO blam! 17c08be0487a5b762b6081f1aba19b6cc76111c743133d4633750c9df3161a6a
Oct 27 20:33:19.415 INFO running `"docker" "start" "-a" "17c08be0487a5b762b6081f1aba19b6cc76111c743133d4633750c9df3161a6a"`
Oct 27 20:33:21.295 INFO kablam! usermod: no changes
Oct 27 20:33:21.391 INFO kablam!     Checking immutable v0.1.1 (/source)
Oct 27 20:33:22.019 INFO kablam! warning: unused import: `std::vec::IntoIter`
Oct 27 20:33:22.019 INFO kablam!  --> src/list.rs:7:5
Oct 27 20:33:22.019 INFO kablam!   |
Oct 27 20:33:22.019 INFO kablam! 7 | use std::vec::IntoIter;
Oct 27 20:33:22.019 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 27 20:33:22.019 INFO kablam!   |
Oct 27 20:33:22.019 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 20:33:22.019 INFO kablam! 
Oct 27 20:33:22.215 INFO kablam! warning: unused import: `std::vec::IntoIter`
Oct 27 20:33:22.215 INFO kablam!  --> src/list.rs:7:5
Oct 27 20:33:22.215 INFO kablam!   |
Oct 27 20:33:22.215 INFO kablam! 7 | use std::vec::IntoIter;
Oct 27 20:33:22.215 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^
Oct 27 20:33:22.215 INFO kablam!   |
Oct 27 20:33:22.215 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 27 20:33:22.215 INFO kablam! 
Oct 27 20:33:22.219 INFO kablam! warning: unused attribute
Oct 27 20:33:22.219 INFO kablam!  --> src/list.rs:9:1
Oct 27 20:33:22.219 INFO kablam!   |
Oct 27 20:33:22.220 INFO kablam! 9 | #[macro_escape]
Oct 27 20:33:22.220 INFO kablam!   | ^^^^^^^^^^^^^^^
Oct 27 20:33:22.220 INFO kablam!   |
Oct 27 20:33:22.220 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Oct 27 20:33:22.221 INFO kablam! 
Oct 27 20:33:22.221 INFO kablam! warning: unused attribute
Oct 27 20:33:22.221 INFO kablam!   --> src/tree/binary_tree.rs:11:1
Oct 27 20:33:22.222 INFO kablam!    |
Oct 27 20:33:22.222 INFO kablam! 11 | #[macro_escape]
Oct 27 20:33:22.222 INFO kablam!    | ^^^^^^^^^^^^^^^
Oct 27 20:33:22.222 INFO kablam! 
Oct 27 20:33:22.505 INFO kablam! warning: unused attribute
Oct 27 20:33:22.505 INFO kablam!  --> src/list.rs:9:1
Oct 27 20:33:22.505 INFO kablam!   |
Oct 27 20:33:22.506 INFO kablam! 9 | #[macro_escape]
Oct 27 20:33:22.506 INFO kablam!   | ^^^^^^^^^^^^^^^
Oct 27 20:33:22.506 INFO kablam!   |
Oct 27 20:33:22.507 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Oct 27 20:33:22.507 INFO kablam! 
Oct 27 20:33:22.507 INFO kablam! warning: unused attribute
Oct 27 20:33:22.508 INFO kablam!   --> src/tree/binary_tree.rs:11:1
Oct 27 20:33:22.508 INFO kablam!    |
Oct 27 20:33:22.508 INFO kablam! 11 | #[macro_escape]
Oct 27 20:33:22.508 INFO kablam!    | ^^^^^^^^^^^^^^^
Oct 27 20:33:22.508 INFO kablam! 
Oct 27 20:33:22.517 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
Oct 27 20:33:22.523 INFO kablam! su: No module specific data is present
Oct 27 20:33:22.865 INFO running `"docker" "rm" "-f" "17c08be0487a5b762b6081f1aba19b6cc76111c743133d4633750c9df3161a6a"`
Oct 27 20:33:22.962 INFO blam! 17c08be0487a5b762b6081f1aba19b6cc76111c743133d4633750c9df3161a6a