Nov 09 06:47:31.171 INFO checking ravendyg/rust-playground against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 09 06:47:31.172 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-1/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55632/master#653da4fd006c97625247acd7e076d0782cdc149b:/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 +653da4fd006c97625247acd7e076d0782cdc149b-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 09 06:47:31.701 INFO blam! db18ffbe78609793e6467f137eb9bbf2383aebdd3513c91feed50b369a273a9f
Nov 09 06:47:31.703 INFO running `"docker" "start" "-a" "db18ffbe78609793e6467f137eb9bbf2383aebdd3513c91feed50b369a273a9f"`
Nov 09 06:47:33.575 INFO kablam! usermod: no changes
Nov 09 06:47:33.631 INFO kablam!     Checking guessing v0.1.0 (/source)
Nov 09 06:47:34.104 INFO kablam! warning: unused variable: `x`
Nov 09 06:47:34.104 INFO kablam!   --> src/main.rs:60:7
Nov 09 06:47:34.104 INFO kablam!    |
Nov 09 06:47:34.104 INFO kablam! 60 |   let x: Option<i32> = Option::Some(5);
Nov 09 06:47:34.104 INFO kablam!    |       ^ help: consider using `_x` instead
Nov 09 06:47:34.104 INFO kablam!    |
Nov 09 06:47:34.104 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 09 06:47:34.104 INFO kablam! 
Nov 09 06:47:34.104 INFO kablam! warning: unused variable: `q`
Nov 09 06:47:34.104 INFO kablam!   --> src/main.rs:62:7
Nov 09 06:47:34.104 INFO kablam!    |
Nov 09 06:47:34.104 INFO kablam! 62 |   let q: Option<f64> = Option::Some(5f64);
Nov 09 06:47:34.104 INFO kablam!    |       ^ help: consider using `_q` instead
Nov 09 06:47:34.104 INFO kablam! 
Nov 09 06:47:34.104 INFO kablam! warning: unused variable: `b`
Nov 09 06:47:34.104 INFO kablam!   --> src/main.rs:71:7
Nov 09 06:47:34.104 INFO kablam!    |
Nov 09 06:47:34.104 INFO kablam! 71 |   let b = 10;
Nov 09 06:47:34.104 INFO kablam!    |       ^ help: consider using `_b` instead
Nov 09 06:47:34.104 INFO kablam! 
Nov 09 06:47:34.104 INFO kablam! warning: variant is never constructed: `None`
Nov 09 06:47:34.104 INFO kablam!   --> src/main.rs:49:3
Nov 09 06:47:34.104 INFO kablam!    |
Nov 09 06:47:34.104 INFO kablam! 49 |   None
Nov 09 06:47:34.104 INFO kablam!    |   ^^^^
Nov 09 06:47:34.104 INFO kablam!    |
Nov 09 06:47:34.104 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 09 06:47:34.104 INFO kablam! 
Nov 09 06:47:34.105 INFO kablam! warning: enum is never used: `Result`
Nov 09 06:47:34.105 INFO kablam!   --> src/main.rs:53:1
Nov 09 06:47:34.105 INFO kablam!    |
Nov 09 06:47:34.105 INFO kablam! 53 | enum Result<T, E> {
Nov 09 06:47:34.105 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Nov 09 06:47:34.105 INFO kablam! 
Nov 09 06:47:34.119 INFO kablam! warning: unused variable: `x`
Nov 09 06:47:34.119 INFO kablam!   --> src/main.rs:60:7
Nov 09 06:47:34.119 INFO kablam!    |
Nov 09 06:47:34.119 INFO kablam! 60 |   let x: Option<i32> = Option::Some(5);
Nov 09 06:47:34.119 INFO kablam!    |       ^ help: consider using `_x` instead
Nov 09 06:47:34.119 INFO kablam!    |
Nov 09 06:47:34.119 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 09 06:47:34.121 INFO kablam! 
Nov 09 06:47:34.122 INFO kablam! warning: unused variable: `q`
Nov 09 06:47:34.122 INFO kablam!   --> src/main.rs:62:7
Nov 09 06:47:34.122 INFO kablam!    |
Nov 09 06:47:34.122 INFO kablam! 62 |   let q: Option<f64> = Option::Some(5f64);
Nov 09 06:47:34.122 INFO kablam!    |       ^ help: consider using `_q` instead
Nov 09 06:47:34.122 INFO kablam! 
Nov 09 06:47:34.122 INFO kablam! warning: unused variable: `b`
Nov 09 06:47:34.122 INFO kablam!   --> src/main.rs:71:7
Nov 09 06:47:34.122 INFO kablam!    |
Nov 09 06:47:34.122 INFO kablam! 71 |   let b = 10;
Nov 09 06:47:34.122 INFO kablam!    |       ^ help: consider using `_b` instead
Nov 09 06:47:34.122 INFO kablam! 
Nov 09 06:47:34.131 INFO kablam! warning: variant is never constructed: `None`
Nov 09 06:47:34.135 INFO kablam!   --> src/main.rs:49:3
Nov 09 06:47:34.135 INFO kablam!    |
Nov 09 06:47:34.135 INFO kablam! 49 |   None
Nov 09 06:47:34.135 INFO kablam!    |   ^^^^
Nov 09 06:47:34.135 INFO kablam!    |
Nov 09 06:47:34.138 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 09 06:47:34.138 INFO kablam! 
Nov 09 06:47:34.139 INFO kablam! warning: enum is never used: `Result`
Nov 09 06:47:34.139 INFO kablam!   --> src/main.rs:53:1
Nov 09 06:47:34.139 INFO kablam!    |
Nov 09 06:47:34.139 INFO kablam! 53 | enum Result<T, E> {
Nov 09 06:47:34.139 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Nov 09 06:47:34.139 INFO kablam! 
Nov 09 06:47:34.163 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Nov 09 06:47:34.166 INFO kablam! su: No module specific data is present
Nov 09 06:47:35.019 INFO running `"docker" "rm" "-f" "db18ffbe78609793e6467f137eb9bbf2383aebdd3513c91feed50b369a273a9f"`
Nov 09 06:47:35.185 INFO blam! db18ffbe78609793e6467f137eb9bbf2383aebdd3513c91feed50b369a273a9f