Oct 12 14:01:25.918 INFO checking serayuzgur/chainake against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 14:01:25.922 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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 12 14:01:26.476 INFO blam! 269bc759abf28af6fbe6007ca39c47c535ba32f8eb489ec3b8d677934e3cafe5
Oct 12 14:01:26.480 INFO running `"docker" "start" "-a" "269bc759abf28af6fbe6007ca39c47c535ba32f8eb489ec3b8d677934e3cafe5"`
Oct 12 14:01:28.120 INFO kablam! usermod: no changes
Oct 12 14:01:28.216 INFO kablam!     Checking termion v1.5.1
Oct 12 14:01:29.280 INFO kablam!     Checking chainake v0.0.1-alpha.1 (/source)
Oct 12 14:01:29.947 INFO kablam! warning: unused variable: `difficulty`
Oct 12 14:01:29.947 INFO kablam!   --> src/main.rs:29:25
Oct 12 14:01:29.947 INFO kablam!    |
Oct 12 14:01:29.947 INFO kablam! 29 |     fn play( &mut self, difficulty: usize) {
Oct 12 14:01:29.947 INFO kablam!    |                         ^^^^^^^^^^ help: consider using `_difficulty` instead
Oct 12 14:01:29.947 INFO kablam!    |
Oct 12 14:01:29.947 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 14:01:29.947 INFO kablam! 
Oct 12 14:01:30.028 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 14:01:30.028 INFO kablam!   --> src/main.rs:42:9
Oct 12 14:01:30.028 INFO kablam!    |
Oct 12 14:01:30.028 INFO kablam! 42 |         stdout.flush();
Oct 12 14:01:30.028 INFO kablam!    |         ^^^^^^^^^^^^^^^
Oct 12 14:01:30.028 INFO kablam!    |
Oct 12 14:01:30.028 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 14:01:30.028 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 14:01:30.028 INFO kablam! 
Oct 12 14:01:30.092 INFO kablam! warning: unused variable: `difficulty`
Oct 12 14:01:30.092 INFO kablam!   --> src/main.rs:29:25
Oct 12 14:01:30.092 INFO kablam!    |
Oct 12 14:01:30.092 INFO kablam! 29 |     fn play( &mut self, difficulty: usize) {
Oct 12 14:01:30.092 INFO kablam!    |                         ^^^^^^^^^^ help: consider using `_difficulty` instead
Oct 12 14:01:30.092 INFO kablam!    |
Oct 12 14:01:30.092 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 14:01:30.092 INFO kablam! 
Oct 12 14:01:30.148 INFO kablam! warning: unused `std::result::Result` which must be used
Oct 12 14:01:30.148 INFO kablam!   --> src/main.rs:42:9
Oct 12 14:01:30.148 INFO kablam!    |
Oct 12 14:01:30.148 INFO kablam! 42 |         stdout.flush();
Oct 12 14:01:30.148 INFO kablam!    |         ^^^^^^^^^^^^^^^
Oct 12 14:01:30.148 INFO kablam!    |
Oct 12 14:01:30.148 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 14:01:30.148 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Oct 12 14:01:30.148 INFO kablam! 
Oct 12 14:01:30.184 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
Oct 12 14:01:30.188 INFO kablam! su: No module specific data is present
Oct 12 14:01:31.112 INFO running `"docker" "rm" "-f" "269bc759abf28af6fbe6007ca39c47c535ba32f8eb489ec3b8d677934e3cafe5"`
Oct 12 14:01:31.482 INFO blam! 269bc759abf28af6fbe6007ca39c47c535ba32f8eb489ec3b8d677934e3cafe5