Oct 13 02:54:24.306 INFO checking Ragnyll/rust_variables against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 02:54:24.306 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 13 02:54:24.732 INFO blam! b91330104f6954d7411d431b7cc8f65ced311e78bf54b81aee8ecad82954a39f
Oct 13 02:54:24.740 INFO running `"docker" "start" "-a" "b91330104f6954d7411d431b7cc8f65ced311e78bf54b81aee8ecad82954a39f"`
Oct 13 02:54:25.556 INFO kablam! usermod: no changes
Oct 13 02:54:25.604 INFO kablam!     Checking variables v0.1.0 (/source)
Oct 13 02:54:26.368 INFO kablam! warning: unused variable: `difference`
Oct 13 02:54:26.368 INFO kablam!   --> src/main.rs:41:9
Oct 13 02:54:26.368 INFO kablam!    |
Oct 13 02:54:26.368 INFO kablam! 41 |     let difference = 95.5 - 4.3;
Oct 13 02:54:26.368 INFO kablam!    |         ^^^^^^^^^^ help: consider using `_difference` instead
Oct 13 02:54:26.368 INFO kablam!    |
Oct 13 02:54:26.369 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 02:54:26.369 INFO kablam! 
Oct 13 02:54:26.369 INFO kablam! warning: unused variable: `product`
Oct 13 02:54:26.369 INFO kablam!   --> src/main.rs:44:9
Oct 13 02:54:26.369 INFO kablam!    |
Oct 13 02:54:26.369 INFO kablam! 44 |     let product = 4 * 30;
Oct 13 02:54:26.369 INFO kablam!    |         ^^^^^^^ help: consider using `_product` instead
Oct 13 02:54:26.369 INFO kablam! 
Oct 13 02:54:26.369 INFO kablam! warning: unused variable: `quotient`
Oct 13 02:54:26.369 INFO kablam!   --> src/main.rs:47:9
Oct 13 02:54:26.369 INFO kablam!    |
Oct 13 02:54:26.369 INFO kablam! 47 |     let quotient = 56.7 / 32.2;
Oct 13 02:54:26.369 INFO kablam!    |         ^^^^^^^^ help: consider using `_quotient` instead
Oct 13 02:54:26.369 INFO kablam! 
Oct 13 02:54:26.369 INFO kablam! warning: unused variable: `remainder`
Oct 13 02:54:26.369 INFO kablam!   --> src/main.rs:50:9
Oct 13 02:54:26.369 INFO kablam!    |
Oct 13 02:54:26.369 INFO kablam! 50 |     let remainder = 43 % 5;
Oct 13 02:54:26.369 INFO kablam!    |         ^^^^^^^^^ help: consider using `_remainder` instead
Oct 13 02:54:26.369 INFO kablam! 
Oct 13 02:54:26.369 INFO kablam! warning: unused variable: `t`
Oct 13 02:54:26.369 INFO kablam!   --> src/main.rs:53:9
Oct 13 02:54:26.369 INFO kablam!    |
Oct 13 02:54:26.369 INFO kablam! 53 |     let t = true; // without explicit type annotation
Oct 13 02:54:26.369 INFO kablam!    |         ^ help: consider using `_t` instead
Oct 13 02:54:26.369 INFO kablam! 
Oct 13 02:54:26.369 INFO kablam! warning: unused variable: `f`
Oct 13 02:54:26.369 INFO kablam!   --> src/main.rs:55:9
Oct 13 02:54:26.369 INFO kablam!    |
Oct 13 02:54:26.369 INFO kablam! 55 |     let f: bool = false; // with explicit type annotation
Oct 13 02:54:26.369 INFO kablam!    |         ^ help: consider using `_f` instead
Oct 13 02:54:26.369 INFO kablam! 
Oct 13 02:54:26.369 INFO kablam! warning: unused variable: `x`
Oct 13 02:54:26.369 INFO kablam!   --> src/main.rs:59:10
Oct 13 02:54:26.369 INFO kablam!    |
Oct 13 02:54:26.369 INFO kablam! 59 |     let (x, y, z) = tup;
Oct 13 02:54:26.369 INFO kablam!    |          ^ help: consider using `_x` instead
Oct 13 02:54:26.369 INFO kablam! 
Oct 13 02:54:26.369 INFO kablam! warning: unused variable: `z`
Oct 13 02:54:26.369 INFO kablam!   --> src/main.rs:59:16
Oct 13 02:54:26.369 INFO kablam!    |
Oct 13 02:54:26.369 INFO kablam! 59 |     let (x, y, z) = tup;
Oct 13 02:54:26.369 INFO kablam!    |                ^ help: consider using `_z` instead
Oct 13 02:54:26.370 INFO kablam! 
Oct 13 02:54:26.370 INFO kablam! warning: unused variable: `first`
Oct 13 02:54:26.370 INFO kablam!   --> src/main.rs:67:9
Oct 13 02:54:26.370 INFO kablam!    |
Oct 13 02:54:26.370 INFO kablam! 67 |     let first = months[0];
Oct 13 02:54:26.370 INFO kablam!    |         ^^^^^ help: consider using `_first` instead
Oct 13 02:54:26.370 INFO kablam! 
Oct 13 02:54:26.436 INFO kablam! warning: unused variable: `difference`
Oct 13 02:54:26.436 INFO kablam!   --> src/main.rs:41:9
Oct 13 02:54:26.436 INFO kablam!    |
Oct 13 02:54:26.436 INFO kablam! 41 |     let difference = 95.5 - 4.3;
Oct 13 02:54:26.436 INFO kablam!    |         ^^^^^^^^^^ help: consider using `_difference` instead
Oct 13 02:54:26.436 INFO kablam!    |
Oct 13 02:54:26.436 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 02:54:26.436 INFO kablam! 
Oct 13 02:54:26.436 INFO kablam! warning: unused variable: `product`
Oct 13 02:54:26.437 INFO kablam!   --> src/main.rs:44:9
Oct 13 02:54:26.437 INFO kablam!    |
Oct 13 02:54:26.437 INFO kablam! 44 |     let product = 4 * 30;
Oct 13 02:54:26.437 INFO kablam!    |         ^^^^^^^ help: consider using `_product` instead
Oct 13 02:54:26.437 INFO kablam! 
Oct 13 02:54:26.437 INFO kablam! warning: unused variable: `quotient`
Oct 13 02:54:26.437 INFO kablam!   --> src/main.rs:47:9
Oct 13 02:54:26.437 INFO kablam!    |
Oct 13 02:54:26.437 INFO kablam! 47 |     let quotient = 56.7 / 32.2;
Oct 13 02:54:26.437 INFO kablam!    |         ^^^^^^^^ help: consider using `_quotient` instead
Oct 13 02:54:26.437 INFO kablam! 
Oct 13 02:54:26.437 INFO kablam! warning: unused variable: `remainder`
Oct 13 02:54:26.437 INFO kablam!   --> src/main.rs:50:9
Oct 13 02:54:26.437 INFO kablam!    |
Oct 13 02:54:26.437 INFO kablam! 50 |     let remainder = 43 % 5;
Oct 13 02:54:26.437 INFO kablam!    |         ^^^^^^^^^ help: consider using `_remainder` instead
Oct 13 02:54:26.437 INFO kablam! 
Oct 13 02:54:26.437 INFO kablam! warning: unused variable: `t`
Oct 13 02:54:26.437 INFO kablam!   --> src/main.rs:53:9
Oct 13 02:54:26.437 INFO kablam!    |
Oct 13 02:54:26.437 INFO kablam! 53 |     let t = true; // without explicit type annotation
Oct 13 02:54:26.437 INFO kablam!    |         ^ help: consider using `_t` instead
Oct 13 02:54:26.437 INFO kablam! 
Oct 13 02:54:26.437 INFO kablam! warning: unused variable: `f`
Oct 13 02:54:26.437 INFO kablam!   --> src/main.rs:55:9
Oct 13 02:54:26.437 INFO kablam!    |
Oct 13 02:54:26.438 INFO kablam! 55 |     let f: bool = false; // with explicit type annotation
Oct 13 02:54:26.438 INFO kablam!    |         ^ help: consider using `_f` instead
Oct 13 02:54:26.438 INFO kablam! 
Oct 13 02:54:26.438 INFO kablam! warning: unused variable: `x`
Oct 13 02:54:26.438 INFO kablam!   --> src/main.rs:59:10
Oct 13 02:54:26.438 INFO kablam!    |
Oct 13 02:54:26.438 INFO kablam! 59 |     let (x, y, z) = tup;
Oct 13 02:54:26.438 INFO kablam!    |          ^ help: consider using `_x` instead
Oct 13 02:54:26.438 INFO kablam! 
Oct 13 02:54:26.438 INFO kablam! warning: unused variable: `z`
Oct 13 02:54:26.438 INFO kablam!   --> src/main.rs:59:16
Oct 13 02:54:26.438 INFO kablam!    |
Oct 13 02:54:26.438 INFO kablam! 59 |     let (x, y, z) = tup;
Oct 13 02:54:26.438 INFO kablam!    |                ^ help: consider using `_z` instead
Oct 13 02:54:26.438 INFO kablam! 
Oct 13 02:54:26.438 INFO kablam! warning: unused variable: `first`
Oct 13 02:54:26.438 INFO kablam!   --> src/main.rs:67:9
Oct 13 02:54:26.438 INFO kablam!    |
Oct 13 02:54:26.438 INFO kablam! 67 |     let first = months[0];
Oct 13 02:54:26.438 INFO kablam!    |         ^^^^^ help: consider using `_first` instead
Oct 13 02:54:26.438 INFO kablam! 
Oct 13 02:54:26.529 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Oct 13 02:54:26.538 INFO kablam! su: No module specific data is present
Oct 13 02:54:27.344 INFO running `"docker" "rm" "-f" "b91330104f6954d7411d431b7cc8f65ced311e78bf54b81aee8ecad82954a39f"`
Oct 13 02:54:27.563 INFO blam! b91330104f6954d7411d431b7cc8f65ced311e78bf54b81aee8ecad82954a39f