Nov 07 15:05:52.724 INFO checking funfun-0.2.4 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 07 15:05:52.724 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-4/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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"`
Nov 07 15:05:53.028 INFO blam! c3fed27568061608089199e55bebb9d9418e8ec174613f9e15157ad40be72ddc
Nov 07 15:05:53.029 INFO running `"docker" "start" "-a" "c3fed27568061608089199e55bebb9d9418e8ec174613f9e15157ad40be72ddc"`
Nov 07 15:05:53.625 INFO kablam! usermod: no changes
Nov 07 15:05:53.684 INFO kablam!     Checking funfun v0.2.4 (/source)
Nov 07 15:05:54.596 INFO kablam! warning: unused import: `std::fmt`
Nov 07 15:05:54.596 INFO kablam!  --> src/lib.rs:2:5
Nov 07 15:05:54.596 INFO kablam!   |
Nov 07 15:05:54.596 INFO kablam! 2 | use std::fmt;
Nov 07 15:05:54.596 INFO kablam!   |     ^^^^^^^^
Nov 07 15:05:54.596 INFO kablam!   |
Nov 07 15:05:54.596 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 07 15:05:54.596 INFO kablam! 
Nov 07 15:05:54.712 INFO kablam! warning: unused variable: `d`
Nov 07 15:05:54.713 INFO kablam!    --> src/lib.rs:104:14
Nov 07 15:05:54.713 INFO kablam!     |
Nov 07 15:05:54.714 INFO kablam! 104 |             |d: &str| -> String {"reassign once".to_string()}
Nov 07 15:05:54.714 INFO kablam!     |              ^ help: consider using `_d` instead
Nov 07 15:05:54.715 INFO kablam!     |
Nov 07 15:05:54.715 INFO kablam!     = note: #[warn(unused_variables)] on by default
Nov 07 15:05:54.715 INFO kablam! 
Nov 07 15:05:54.716 INFO kablam! warning: unused variable: `d`
Nov 07 15:05:54.716 INFO kablam!    --> src/lib.rs:127:14
Nov 07 15:05:54.716 INFO kablam!     |
Nov 07 15:05:54.717 INFO kablam! 127 |             |d: &str| -> String {"reassign once".to_string()}
Nov 07 15:05:54.717 INFO kablam!     |              ^ help: consider using `_d` instead
Nov 07 15:05:54.717 INFO kablam! 
Nov 07 15:05:54.788 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 07 15:05:54.789 INFO kablam!    --> src/lib.rs:147:13
Nov 07 15:05:54.789 INFO kablam!     |
Nov 07 15:05:54.790 INFO kablam! 147 |             res.join();
Nov 07 15:05:54.790 INFO kablam!     |             ^^^^^^^^^^^
Nov 07 15:05:54.790 INFO kablam!     |
Nov 07 15:05:54.791 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 07 15:05:54.791 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 07 15:05:54.792 INFO kablam! 
Nov 07 15:05:54.793 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 07 15:05:54.793 INFO kablam!    --> src/lib.rs:165:13
Nov 07 15:05:54.793 INFO kablam!     |
Nov 07 15:05:54.794 INFO kablam! 165 |             res.join();
Nov 07 15:05:54.794 INFO kablam!     |             ^^^^^^^^^^^
Nov 07 15:05:54.794 INFO kablam!     |
Nov 07 15:05:54.795 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 07 15:05:54.795 INFO kablam! 
Nov 07 15:05:54.811 INFO kablam! warning: unused import: `std::fmt`
Nov 07 15:05:54.811 INFO kablam!  --> src/lib.rs:2:5
Nov 07 15:05:54.811 INFO kablam!   |
Nov 07 15:05:54.812 INFO kablam! 2 | use std::fmt;
Nov 07 15:05:54.812 INFO kablam!   |     ^^^^^^^^
Nov 07 15:05:54.813 INFO kablam!   |
Nov 07 15:05:54.813 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 07 15:05:54.813 INFO kablam! 
Nov 07 15:05:54.845 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Nov 07 15:05:54.849 INFO kablam! su: No module specific data is present
Nov 07 15:05:55.970 INFO running `"docker" "rm" "-f" "c3fed27568061608089199e55bebb9d9418e8ec174613f9e15157ad40be72ddc"`
Nov 07 15:05:56.112 INFO blam! c3fed27568061608089199e55bebb9d9418e8ec174613f9e15157ad40be72ddc