Nov 06 15:36:58.502 INFO checking ravendyg/rust-playground against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 15:36:58.502 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-2/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 06 15:36:58.960 INFO blam! c46f2c67db8e09e726a1e30d431429e2af9db06b07154ef5c5ca1e8a7228ad34
Nov 06 15:36:58.972 INFO running `"docker" "start" "-a" "c46f2c67db8e09e726a1e30d431429e2af9db06b07154ef5c5ca1e8a7228ad34"`
Nov 06 15:37:00.623 INFO kablam! usermod: no changes
Nov 06 15:37:00.719 INFO kablam!     Checking guessing v0.1.0 (/source)
Nov 06 15:37:01.054 INFO kablam! warning: unused variable: `x`
Nov 06 15:37:01.054 INFO kablam!   --> src/main.rs:60:7
Nov 06 15:37:01.054 INFO kablam!    |
Nov 06 15:37:01.054 INFO kablam! 60 |   let x: Option<i32> = Option::Some(5);
Nov 06 15:37:01.054 INFO kablam!    |       ^ help: consider using `_x` instead
Nov 06 15:37:01.054 INFO kablam!    |
Nov 06 15:37:01.054 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 06 15:37:01.054 INFO kablam! 
Nov 06 15:37:01.054 INFO kablam! warning: unused variable: `q`
Nov 06 15:37:01.054 INFO kablam!   --> src/main.rs:62:7
Nov 06 15:37:01.054 INFO kablam!    |
Nov 06 15:37:01.054 INFO kablam! 62 |   let q: Option<f64> = Option::Some(5f64);
Nov 06 15:37:01.054 INFO kablam!    |       ^ help: consider using `_q` instead
Nov 06 15:37:01.054 INFO kablam! 
Nov 06 15:37:01.054 INFO kablam! warning: unused variable: `b`
Nov 06 15:37:01.054 INFO kablam!   --> src/main.rs:71:7
Nov 06 15:37:01.054 INFO kablam!    |
Nov 06 15:37:01.054 INFO kablam! 71 |   let b = 10;
Nov 06 15:37:01.054 INFO kablam!    |       ^ help: consider using `_b` instead
Nov 06 15:37:01.054 INFO kablam! 
Nov 06 15:37:01.059 INFO kablam! warning: variant is never constructed: `None`
Nov 06 15:37:01.059 INFO kablam!   --> src/main.rs:49:3
Nov 06 15:37:01.059 INFO kablam!    |
Nov 06 15:37:01.059 INFO kablam! 49 |   None
Nov 06 15:37:01.059 INFO kablam!    |   ^^^^
Nov 06 15:37:01.060 INFO kablam!    |
Nov 06 15:37:01.064 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 06 15:37:01.064 INFO kablam! 
Nov 06 15:37:01.065 INFO kablam! warning: enum is never used: `Result`
Nov 06 15:37:01.065 INFO kablam!   --> src/main.rs:53:1
Nov 06 15:37:01.065 INFO kablam!    |
Nov 06 15:37:01.065 INFO kablam! 53 | enum Result<T, E> {
Nov 06 15:37:01.065 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Nov 06 15:37:01.065 INFO kablam! 
Nov 06 15:37:01.240 INFO kablam! warning: unused variable: `x`
Nov 06 15:37:01.240 INFO kablam!   --> src/main.rs:60:7
Nov 06 15:37:01.240 INFO kablam!    |
Nov 06 15:37:01.240 INFO kablam! 60 |   let x: Option<i32> = Option::Some(5);
Nov 06 15:37:01.240 INFO kablam!    |       ^ help: consider using `_x` instead
Nov 06 15:37:01.241 INFO kablam!    |
Nov 06 15:37:01.241 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 06 15:37:01.241 INFO kablam! 
Nov 06 15:37:01.241 INFO kablam! warning: unused variable: `q`
Nov 06 15:37:01.241 INFO kablam!   --> src/main.rs:62:7
Nov 06 15:37:01.241 INFO kablam!    |
Nov 06 15:37:01.242 INFO kablam! 62 |   let q: Option<f64> = Option::Some(5f64);
Nov 06 15:37:01.242 INFO kablam!    |       ^ help: consider using `_q` instead
Nov 06 15:37:01.242 INFO kablam! 
Nov 06 15:37:01.242 INFO kablam! warning: unused variable: `b`
Nov 06 15:37:01.242 INFO kablam!   --> src/main.rs:71:7
Nov 06 15:37:01.243 INFO kablam!    |
Nov 06 15:37:01.243 INFO kablam! 71 |   let b = 10;
Nov 06 15:37:01.243 INFO kablam!    |       ^ help: consider using `_b` instead
Nov 06 15:37:01.243 INFO kablam! 
Nov 06 15:37:01.246 INFO kablam! warning: variant is never constructed: `None`
Nov 06 15:37:01.246 INFO kablam!   --> src/main.rs:49:3
Nov 06 15:37:01.246 INFO kablam!    |
Nov 06 15:37:01.246 INFO kablam! 49 |   None
Nov 06 15:37:01.247 INFO kablam!    |   ^^^^
Nov 06 15:37:01.247 INFO kablam!    |
Nov 06 15:37:01.247 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 06 15:37:01.247 INFO kablam! 
Nov 06 15:37:01.247 INFO kablam! warning: enum is never used: `Result`
Nov 06 15:37:01.247 INFO kablam!   --> src/main.rs:53:1
Nov 06 15:37:01.248 INFO kablam!    |
Nov 06 15:37:01.248 INFO kablam! 53 | enum Result<T, E> {
Nov 06 15:37:01.248 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Nov 06 15:37:01.248 INFO kablam! 
Nov 06 15:37:01.285 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Nov 06 15:37:01.293 INFO kablam! su: No module specific data is present
Nov 06 15:37:02.527 INFO running `"docker" "rm" "-f" "c46f2c67db8e09e726a1e30d431429e2af9db06b07154ef5c5ca1e8a7228ad34"`
Nov 06 15:37:02.908 INFO blam! c46f2c67db8e09e726a1e30d431429e2af9db06b07154ef5c5ca1e8a7228ad34