Dec 05 00:25:57.960 INFO checking Ragnyll/rust_variables against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 00:25:57.960 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 05 00:25:58.254 INFO [stdout] fc39e9902c87c8f6ea88eba1854711e80d660aff0b1e86c74285a0558fc7100b
Dec 05 00:25:58.256 INFO running `"docker" "start" "-a" "fc39e9902c87c8f6ea88eba1854711e80d660aff0b1e86c74285a0558fc7100b"`
Dec 05 00:25:58.796 INFO [stderr] usermod: no changes
Dec 05 00:25:58.843 INFO [stderr]     Checking variables v0.1.0 (/source)
Dec 05 00:25:59.251 INFO [stderr] warning: unused variable: `difference`
Dec 05 00:25:59.251 INFO [stderr]   --> src/main.rs:41:9
Dec 05 00:25:59.251 INFO [stderr]    |
Dec 05 00:25:59.251 INFO [stderr] 41 |     let difference = 95.5 - 4.3;
Dec 05 00:25:59.251 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_difference` instead
Dec 05 00:25:59.251 INFO [stderr]    |
Dec 05 00:25:59.251 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 00:25:59.251 INFO [stderr] 
Dec 05 00:25:59.251 INFO [stderr] warning: unused variable: `product`
Dec 05 00:25:59.251 INFO [stderr]   --> src/main.rs:44:9
Dec 05 00:25:59.251 INFO [stderr]    |
Dec 05 00:25:59.251 INFO [stderr] 44 |     let product = 4 * 30;
Dec 05 00:25:59.251 INFO [stderr]    |         ^^^^^^^ help: consider using `_product` instead
Dec 05 00:25:59.251 INFO [stderr] 
Dec 05 00:25:59.251 INFO [stderr] warning: unused variable: `quotient`
Dec 05 00:25:59.251 INFO [stderr]   --> src/main.rs:47:9
Dec 05 00:25:59.251 INFO [stderr]    |
Dec 05 00:25:59.251 INFO [stderr] 47 |     let quotient = 56.7 / 32.2;
Dec 05 00:25:59.251 INFO [stderr]    |         ^^^^^^^^ help: consider using `_quotient` instead
Dec 05 00:25:59.251 INFO [stderr] 
Dec 05 00:25:59.251 INFO [stderr] warning: unused variable: `remainder`
Dec 05 00:25:59.251 INFO [stderr]   --> src/main.rs:50:9
Dec 05 00:25:59.251 INFO [stderr]    |
Dec 05 00:25:59.251 INFO [stderr] 50 |     let remainder = 43 % 5;
Dec 05 00:25:59.251 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_remainder` instead
Dec 05 00:25:59.251 INFO [stderr] 
Dec 05 00:25:59.251 INFO [stderr] warning: unused variable: `t`
Dec 05 00:25:59.251 INFO [stderr]   --> src/main.rs:53:9
Dec 05 00:25:59.251 INFO [stderr]    |
Dec 05 00:25:59.251 INFO [stderr] 53 |     let t = true; // without explicit type annotation
Dec 05 00:25:59.251 INFO [stderr]    |         ^ help: consider using `_t` instead
Dec 05 00:25:59.251 INFO [stderr] 
Dec 05 00:25:59.251 INFO [stderr] warning: unused variable: `f`
Dec 05 00:25:59.251 INFO [stderr]   --> src/main.rs:55:9
Dec 05 00:25:59.251 INFO [stderr]    |
Dec 05 00:25:59.251 INFO [stderr] 55 |     let f: bool = false; // with explicit type annotation
Dec 05 00:25:59.251 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 05 00:25:59.251 INFO [stderr] 
Dec 05 00:25:59.251 INFO [stderr] warning: unused variable: `x`
Dec 05 00:25:59.251 INFO [stderr]   --> src/main.rs:59:10
Dec 05 00:25:59.251 INFO [stderr]    |
Dec 05 00:25:59.251 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 05 00:25:59.252 INFO [stderr]    |          ^ help: consider using `_x` instead
Dec 05 00:25:59.252 INFO [stderr] 
Dec 05 00:25:59.252 INFO [stderr] warning: unused variable: `z`
Dec 05 00:25:59.252 INFO [stderr]   --> src/main.rs:59:16
Dec 05 00:25:59.252 INFO [stderr]    |
Dec 05 00:25:59.253 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 05 00:25:59.253 INFO [stderr]    |                ^ help: consider using `_z` instead
Dec 05 00:25:59.254 INFO [stderr] 
Dec 05 00:25:59.254 INFO [stderr] warning: unused variable: `first`
Dec 05 00:25:59.254 INFO [stderr]   --> src/main.rs:67:9
Dec 05 00:25:59.254 INFO [stderr]    |
Dec 05 00:25:59.255 INFO [stderr] 67 |     let first = months[0];
Dec 05 00:25:59.255 INFO [stderr]    |         ^^^^^ help: consider using `_first` instead
Dec 05 00:25:59.255 INFO [stderr] 
Dec 05 00:25:59.553 INFO [stderr] warning: unused variable: `difference`
Dec 05 00:25:59.553 INFO [stderr]   --> src/main.rs:41:9
Dec 05 00:25:59.553 INFO [stderr]    |
Dec 05 00:25:59.553 INFO [stderr] 41 |     let difference = 95.5 - 4.3;
Dec 05 00:25:59.553 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_difference` instead
Dec 05 00:25:59.553 INFO [stderr]    |
Dec 05 00:25:59.553 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 00:25:59.554 INFO [stderr] 
Dec 05 00:25:59.554 INFO [stderr] warning: unused variable: `product`
Dec 05 00:25:59.555 INFO [stderr]   --> src/main.rs:44:9
Dec 05 00:25:59.555 INFO [stderr]    |
Dec 05 00:25:59.555 INFO [stderr] 44 |     let product = 4 * 30;
Dec 05 00:25:59.555 INFO [stderr]    |         ^^^^^^^ help: consider using `_product` instead
Dec 05 00:25:59.555 INFO [stderr] 
Dec 05 00:25:59.555 INFO [stderr] warning: unused variable: `quotient`
Dec 05 00:25:59.555 INFO [stderr]   --> src/main.rs:47:9
Dec 05 00:25:59.555 INFO [stderr]    |
Dec 05 00:25:59.555 INFO [stderr] 47 |     let quotient = 56.7 / 32.2;
Dec 05 00:25:59.555 INFO [stderr]    |         ^^^^^^^^ help: consider using `_quotient` instead
Dec 05 00:25:59.555 INFO [stderr] 
Dec 05 00:25:59.555 INFO [stderr] warning: unused variable: `remainder`
Dec 05 00:25:59.555 INFO [stderr]   --> src/main.rs:50:9
Dec 05 00:25:59.555 INFO [stderr]    |
Dec 05 00:25:59.555 INFO [stderr] 50 |     let remainder = 43 % 5;
Dec 05 00:25:59.555 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_remainder` instead
Dec 05 00:25:59.555 INFO [stderr] 
Dec 05 00:25:59.555 INFO [stderr] warning: unused variable: `t`
Dec 05 00:25:59.555 INFO [stderr]   --> src/main.rs:53:9
Dec 05 00:25:59.555 INFO [stderr]    |
Dec 05 00:25:59.555 INFO [stderr] 53 |     let t = true; // without explicit type annotation
Dec 05 00:25:59.555 INFO [stderr]    |         ^ help: consider using `_t` instead
Dec 05 00:25:59.555 INFO [stderr] 
Dec 05 00:25:59.555 INFO [stderr] warning: unused variable: `f`
Dec 05 00:25:59.555 INFO [stderr]   --> src/main.rs:55:9
Dec 05 00:25:59.555 INFO [stderr]    |
Dec 05 00:25:59.555 INFO [stderr] 55 |     let f: bool = false; // with explicit type annotation
Dec 05 00:25:59.555 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 05 00:25:59.555 INFO [stderr] 
Dec 05 00:25:59.555 INFO [stderr] warning: unused variable: `x`
Dec 05 00:25:59.555 INFO [stderr]   --> src/main.rs:59:10
Dec 05 00:25:59.555 INFO [stderr]    |
Dec 05 00:25:59.555 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 05 00:25:59.555 INFO [stderr]    |          ^ help: consider using `_x` instead
Dec 05 00:25:59.555 INFO [stderr] 
Dec 05 00:25:59.555 INFO [stderr] warning: unused variable: `z`
Dec 05 00:25:59.555 INFO [stderr]   --> src/main.rs:59:16
Dec 05 00:25:59.555 INFO [stderr]    |
Dec 05 00:25:59.555 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 05 00:25:59.555 INFO [stderr]    |                ^ help: consider using `_z` instead
Dec 05 00:25:59.555 INFO [stderr] 
Dec 05 00:25:59.555 INFO [stderr] warning: unused variable: `first`
Dec 05 00:25:59.555 INFO [stderr]   --> src/main.rs:67:9
Dec 05 00:25:59.555 INFO [stderr]    |
Dec 05 00:25:59.555 INFO [stderr] 67 |     let first = months[0];
Dec 05 00:25:59.555 INFO [stderr]    |         ^^^^^ help: consider using `_first` instead
Dec 05 00:25:59.555 INFO [stderr] 
Dec 05 00:25:59.579 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
Dec 05 00:25:59.581 INFO [stderr] su: No module specific data is present
Dec 05 00:25:59.965 INFO running `"docker" "inspect" "fc39e9902c87c8f6ea88eba1854711e80d660aff0b1e86c74285a0558fc7100b"`
Dec 05 00:26:00.143 INFO running `"docker" "rm" "-f" "fc39e9902c87c8f6ea88eba1854711e80d660aff0b1e86c74285a0558fc7100b"`
Dec 05 00:26:00.339 INFO [stdout] fc39e9902c87c8f6ea88eba1854711e80d660aff0b1e86c74285a0558fc7100b