Nov 02 06:52:37.145 INFO checking serayuzgur/chainake against master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862 for pr-55517
Nov 02 06:52:37.145 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-4/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55517/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/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 +f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862-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 02 06:52:37.674 INFO blam! 7d7e0453b3a480291e06d3f3e0d338d82078adce63293694de2c7c9a71fa8f84
Nov 02 06:52:37.675 INFO running `"docker" "start" "-a" "7d7e0453b3a480291e06d3f3e0d338d82078adce63293694de2c7c9a71fa8f84"`
Nov 02 06:52:39.052 INFO kablam! usermod: no changes
Nov 02 06:52:39.122 INFO kablam!     Checking chainake v0.0.1-alpha.1 (/source)
Nov 02 06:52:39.573 INFO kablam! warning: unused variable: `difficulty`
Nov 02 06:52:39.573 INFO kablam!   --> src/main.rs:29:25
Nov 02 06:52:39.573 INFO kablam!    |
Nov 02 06:52:39.574 INFO kablam! 29 |     fn play( &mut self, difficulty: usize) {
Nov 02 06:52:39.574 INFO kablam!    |                         ^^^^^^^^^^ help: consider using `_difficulty` instead
Nov 02 06:52:39.574 INFO kablam!    |
Nov 02 06:52:39.575 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 06:52:39.575 INFO kablam! 
Nov 02 06:52:39.633 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 06:52:39.633 INFO kablam!   --> src/main.rs:42:9
Nov 02 06:52:39.633 INFO kablam!    |
Nov 02 06:52:39.634 INFO kablam! 42 |         stdout.flush();
Nov 02 06:52:39.634 INFO kablam!    |         ^^^^^^^^^^^^^^^
Nov 02 06:52:39.634 INFO kablam!    |
Nov 02 06:52:39.635 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 02 06:52:39.635 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 06:52:39.635 INFO kablam! 
Nov 02 06:52:39.697 INFO kablam! warning: unused variable: `difficulty`
Nov 02 06:52:39.697 INFO kablam!   --> src/main.rs:29:25
Nov 02 06:52:39.697 INFO kablam!    |
Nov 02 06:52:39.698 INFO kablam! 29 |     fn play( &mut self, difficulty: usize) {
Nov 02 06:52:39.698 INFO kablam!    |                         ^^^^^^^^^^ help: consider using `_difficulty` instead
Nov 02 06:52:39.698 INFO kablam!    |
Nov 02 06:52:39.699 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 06:52:39.699 INFO kablam! 
Nov 02 06:52:39.761 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 02 06:52:39.761 INFO kablam!   --> src/main.rs:42:9
Nov 02 06:52:39.761 INFO kablam!    |
Nov 02 06:52:39.762 INFO kablam! 42 |         stdout.flush();
Nov 02 06:52:39.762 INFO kablam!    |         ^^^^^^^^^^^^^^^
Nov 02 06:52:39.762 INFO kablam!    |
Nov 02 06:52:39.763 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 02 06:52:39.763 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 02 06:52:39.763 INFO kablam! 
Nov 02 06:52:39.795 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Nov 02 06:52:39.805 INFO kablam! su: No module specific data is present
Nov 02 06:52:40.505 INFO running `"docker" "rm" "-f" "7d7e0453b3a480291e06d3f3e0d338d82078adce63293694de2c7c9a71fa8f84"`
Nov 02 06:52:40.828 INFO blam! 7d7e0453b3a480291e06d3f3e0d338d82078adce63293694de2c7c9a71fa8f84