Sep 04 20:09:14.747 INFO checking funfun-0.2.4 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 20:09:14.747 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 20:09:14.748 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 20:09:14.910 INFO blam! ae49993cdb3a1b7fa2e14a00208e766cf330e9d981e0f5a6ab197616bfadd9b4
Sep 04 20:09:14.912 INFO running `"docker" "start" "-a" "ae49993cdb3a1b7fa2e14a00208e766cf330e9d981e0f5a6ab197616bfadd9b4"`
Sep 04 20:09:15.525 INFO kablam!     Checking funfun v0.2.4 (file:///source)
Sep 04 20:09:16.036 INFO kablam! warning: unused import: `std::fmt`
Sep 04 20:09:16.036 INFO kablam!  --> src/lib.rs:2:5
Sep 04 20:09:16.036 INFO kablam!   |
Sep 04 20:09:16.036 INFO kablam! 2 | use std::fmt;
Sep 04 20:09:16.036 INFO kablam!   |     ^^^^^^^^
Sep 04 20:09:16.036 INFO kablam!   |
Sep 04 20:09:16.036 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 20:09:16.036 INFO kablam! 
Sep 04 20:09:16.156 INFO kablam! warning: unused import: `std::fmt`
Sep 04 20:09:16.156 INFO kablam!  --> src/lib.rs:2:5
Sep 04 20:09:16.156 INFO kablam!   |
Sep 04 20:09:16.156 INFO kablam! 2 | use std::fmt;
Sep 04 20:09:16.156 INFO kablam!   |     ^^^^^^^^
Sep 04 20:09:16.156 INFO kablam!   |
Sep 04 20:09:16.156 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 20:09:16.156 INFO kablam! 
Sep 04 20:09:16.279 INFO kablam! warning: unused variable: `d`
Sep 04 20:09:16.279 INFO kablam!    --> src/lib.rs:104:14
Sep 04 20:09:16.279 INFO kablam!     |
Sep 04 20:09:16.279 INFO kablam! 104 |             |d: &str| -> String {"reassign once".to_string()}
Sep 04 20:09:16.279 INFO kablam!     |              ^ help: consider using `_d` instead
Sep 04 20:09:16.279 INFO kablam!     |
Sep 04 20:09:16.279 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 20:09:16.279 INFO kablam! 
Sep 04 20:09:16.279 INFO kablam! warning: unused variable: `d`
Sep 04 20:09:16.279 INFO kablam!    --> src/lib.rs:127:14
Sep 04 20:09:16.279 INFO kablam!     |
Sep 04 20:09:16.279 INFO kablam! 127 |             |d: &str| -> String {"reassign once".to_string()}
Sep 04 20:09:16.279 INFO kablam!     |              ^ help: consider using `_d` instead
Sep 04 20:09:16.279 INFO kablam! 
Sep 04 20:09:16.311 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 04 20:09:16.311 INFO kablam!    --> src/lib.rs:147:13
Sep 04 20:09:16.311 INFO kablam!     |
Sep 04 20:09:16.311 INFO kablam! 147 |             res.join();
Sep 04 20:09:16.311 INFO kablam!     |             ^^^^^^^^^^^
Sep 04 20:09:16.311 INFO kablam!     |
Sep 04 20:09:16.311 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 04 20:09:16.311 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 04 20:09:16.311 INFO kablam! 
Sep 04 20:09:16.311 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 04 20:09:16.311 INFO kablam!    --> src/lib.rs:165:13
Sep 04 20:09:16.312 INFO kablam!     |
Sep 04 20:09:16.312 INFO kablam! 165 |             res.join();
Sep 04 20:09:16.312 INFO kablam!     |             ^^^^^^^^^^^
Sep 04 20:09:16.312 INFO kablam!     |
Sep 04 20:09:16.312 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 04 20:09:16.312 INFO kablam! 
Sep 04 20:09:16.325 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
Sep 04 20:09:16.327 INFO kablam! su: No module specific data is present
Sep 04 20:09:16.766 INFO running `"docker" "rm" "-f" "ae49993cdb3a1b7fa2e14a00208e766cf330e9d981e0f5a6ab197616bfadd9b4"`
Sep 04 20:09:16.851 INFO blam! ae49993cdb3a1b7fa2e14a00208e766cf330e9d981e0f5a6ab197616bfadd9b4