Dec 14 06:33:19.736 INFO testing Ragnyll/rust_variables against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 06:33:19.736 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-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 14 06:33:20.243 INFO [stdout] 5266098e49b4f2244d5a8bb92f7460880e2175dd7f3f18709e1b0e94f3091f84
Dec 14 06:33:20.245 INFO running `"docker" "start" "-a" "5266098e49b4f2244d5a8bb92f7460880e2175dd7f3f18709e1b0e94f3091f84"`
Dec 14 06:33:21.571 INFO [stderr] usermod: no changes
Dec 14 06:33:21.603 INFO [stderr]    Compiling variables v0.1.0 (/source)
Dec 14 06:33:22.158 INFO [stderr] warning: unused variable: `difference`
Dec 14 06:33:22.158 INFO [stderr]   --> src/main.rs:41:9
Dec 14 06:33:22.158 INFO [stderr]    |
Dec 14 06:33:22.158 INFO [stderr] 41 |     let difference = 95.5 - 4.3;
Dec 14 06:33:22.158 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_difference` instead
Dec 14 06:33:22.158 INFO [stderr]    |
Dec 14 06:33:22.158 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 06:33:22.158 INFO [stderr] 
Dec 14 06:33:22.158 INFO [stderr] warning: unused variable: `product`
Dec 14 06:33:22.158 INFO [stderr]   --> src/main.rs:44:9
Dec 14 06:33:22.158 INFO [stderr]    |
Dec 14 06:33:22.159 INFO [stderr] 44 |     let product = 4 * 30;
Dec 14 06:33:22.159 INFO [stderr]    |         ^^^^^^^ help: consider using `_product` instead
Dec 14 06:33:22.159 INFO [stderr] 
Dec 14 06:33:22.159 INFO [stderr] warning: unused variable: `quotient`
Dec 14 06:33:22.159 INFO [stderr]   --> src/main.rs:47:9
Dec 14 06:33:22.159 INFO [stderr]    |
Dec 14 06:33:22.159 INFO [stderr] 47 |     let quotient = 56.7 / 32.2;
Dec 14 06:33:22.159 INFO [stderr]    |         ^^^^^^^^ help: consider using `_quotient` instead
Dec 14 06:33:22.159 INFO [stderr] 
Dec 14 06:33:22.159 INFO [stderr] warning: unused variable: `remainder`
Dec 14 06:33:22.159 INFO [stderr]   --> src/main.rs:50:9
Dec 14 06:33:22.159 INFO [stderr]    |
Dec 14 06:33:22.159 INFO [stderr] 50 |     let remainder = 43 % 5;
Dec 14 06:33:22.159 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_remainder` instead
Dec 14 06:33:22.159 INFO [stderr] 
Dec 14 06:33:22.159 INFO [stderr] warning: unused variable: `t`
Dec 14 06:33:22.159 INFO [stderr]   --> src/main.rs:53:9
Dec 14 06:33:22.159 INFO [stderr]    |
Dec 14 06:33:22.159 INFO [stderr] 53 |     let t = true; // without explicit type annotation
Dec 14 06:33:22.159 INFO [stderr]    |         ^ help: consider using `_t` instead
Dec 14 06:33:22.159 INFO [stderr] 
Dec 14 06:33:22.159 INFO [stderr] warning: unused variable: `f`
Dec 14 06:33:22.159 INFO [stderr]   --> src/main.rs:55:9
Dec 14 06:33:22.159 INFO [stderr]    |
Dec 14 06:33:22.159 INFO [stderr] 55 |     let f: bool = false; // with explicit type annotation
Dec 14 06:33:22.159 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 14 06:33:22.159 INFO [stderr] 
Dec 14 06:33:22.159 INFO [stderr] warning: unused variable: `x`
Dec 14 06:33:22.159 INFO [stderr]   --> src/main.rs:59:10
Dec 14 06:33:22.159 INFO [stderr]    |
Dec 14 06:33:22.159 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 14 06:33:22.159 INFO [stderr]    |          ^ help: consider using `_x` instead
Dec 14 06:33:22.159 INFO [stderr] 
Dec 14 06:33:22.159 INFO [stderr] warning: unused variable: `z`
Dec 14 06:33:22.159 INFO [stderr]   --> src/main.rs:59:16
Dec 14 06:33:22.159 INFO [stderr]    |
Dec 14 06:33:22.159 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 14 06:33:22.159 INFO [stderr]    |                ^ help: consider using `_z` instead
Dec 14 06:33:22.159 INFO [stderr] 
Dec 14 06:33:22.159 INFO [stderr] warning: unused variable: `first`
Dec 14 06:33:22.159 INFO [stderr]   --> src/main.rs:67:9
Dec 14 06:33:22.159 INFO [stderr]    |
Dec 14 06:33:22.159 INFO [stderr] 67 |     let first = months[0];
Dec 14 06:33:22.159 INFO [stderr]    |         ^^^^^ help: consider using `_first` instead
Dec 14 06:33:22.159 INFO [stderr] 
Dec 14 06:33:22.519 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 14 06:33:22.523 INFO [stderr] su: No module specific data is present
Dec 14 06:33:23.202 INFO running `"docker" "inspect" "5266098e49b4f2244d5a8bb92f7460880e2175dd7f3f18709e1b0e94f3091f84"`
Dec 14 06:33:23.484 INFO running `"docker" "rm" "-f" "5266098e49b4f2244d5a8bb92f7460880e2175dd7f3f18709e1b0e94f3091f84"`
Dec 14 06:33:23.827 INFO [stdout] 5266098e49b4f2244d5a8bb92f7460880e2175dd7f3f18709e1b0e94f3091f84
Dec 14 06:33:23.829 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-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 14 06:33:24.221 INFO [stdout] b9e4c8a370fbf58ee8b13cc43d48062067947956e6801d29c38687b62aea0dd7
Dec 14 06:33:24.223 INFO running `"docker" "start" "-a" "b9e4c8a370fbf58ee8b13cc43d48062067947956e6801d29c38687b62aea0dd7"`
Dec 14 06:33:25.558 INFO [stderr] usermod: no changes
Dec 14 06:33:25.607 INFO [stderr]    Compiling variables v0.1.0 (/source)
Dec 14 06:33:26.319 INFO [stderr] warning: unused variable: `difference`
Dec 14 06:33:26.319 INFO [stderr]   --> src/main.rs:41:9
Dec 14 06:33:26.319 INFO [stderr]    |
Dec 14 06:33:26.319 INFO [stderr] 41 |     let difference = 95.5 - 4.3;
Dec 14 06:33:26.319 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_difference` instead
Dec 14 06:33:26.319 INFO [stderr]    |
Dec 14 06:33:26.319 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 06:33:26.319 INFO [stderr] 
Dec 14 06:33:26.319 INFO [stderr] warning: unused variable: `product`
Dec 14 06:33:26.319 INFO [stderr]   --> src/main.rs:44:9
Dec 14 06:33:26.319 INFO [stderr]    |
Dec 14 06:33:26.319 INFO [stderr] 44 |     let product = 4 * 30;
Dec 14 06:33:26.319 INFO [stderr]    |         ^^^^^^^ help: consider using `_product` instead
Dec 14 06:33:26.319 INFO [stderr] 
Dec 14 06:33:26.319 INFO [stderr] warning: unused variable: `quotient`
Dec 14 06:33:26.319 INFO [stderr]   --> src/main.rs:47:9
Dec 14 06:33:26.319 INFO [stderr]    |
Dec 14 06:33:26.319 INFO [stderr] 47 |     let quotient = 56.7 / 32.2;
Dec 14 06:33:26.319 INFO [stderr]    |         ^^^^^^^^ help: consider using `_quotient` instead
Dec 14 06:33:26.319 INFO [stderr] 
Dec 14 06:33:26.319 INFO [stderr] warning: unused variable: `remainder`
Dec 14 06:33:26.319 INFO [stderr]   --> src/main.rs:50:9
Dec 14 06:33:26.319 INFO [stderr]    |
Dec 14 06:33:26.319 INFO [stderr] 50 |     let remainder = 43 % 5;
Dec 14 06:33:26.319 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_remainder` instead
Dec 14 06:33:26.319 INFO [stderr] 
Dec 14 06:33:26.319 INFO [stderr] warning: unused variable: `t`
Dec 14 06:33:26.319 INFO [stderr]   --> src/main.rs:53:9
Dec 14 06:33:26.319 INFO [stderr]    |
Dec 14 06:33:26.319 INFO [stderr] 53 |     let t = true; // without explicit type annotation
Dec 14 06:33:26.319 INFO [stderr]    |         ^ help: consider using `_t` instead
Dec 14 06:33:26.319 INFO [stderr] 
Dec 14 06:33:26.319 INFO [stderr] warning: unused variable: `f`
Dec 14 06:33:26.319 INFO [stderr]   --> src/main.rs:55:9
Dec 14 06:33:26.319 INFO [stderr]    |
Dec 14 06:33:26.319 INFO [stderr] 55 |     let f: bool = false; // with explicit type annotation
Dec 14 06:33:26.319 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 14 06:33:26.319 INFO [stderr] 
Dec 14 06:33:26.319 INFO [stderr] warning: unused variable: `x`
Dec 14 06:33:26.319 INFO [stderr]   --> src/main.rs:59:10
Dec 14 06:33:26.319 INFO [stderr]    |
Dec 14 06:33:26.319 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 14 06:33:26.319 INFO [stderr]    |          ^ help: consider using `_x` instead
Dec 14 06:33:26.319 INFO [stderr] 
Dec 14 06:33:26.319 INFO [stderr] warning: unused variable: `z`
Dec 14 06:33:26.319 INFO [stderr]   --> src/main.rs:59:16
Dec 14 06:33:26.319 INFO [stderr]    |
Dec 14 06:33:26.319 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 14 06:33:26.319 INFO [stderr]    |                ^ help: consider using `_z` instead
Dec 14 06:33:26.319 INFO [stderr] 
Dec 14 06:33:26.319 INFO [stderr] warning: unused variable: `first`
Dec 14 06:33:26.319 INFO [stderr]   --> src/main.rs:67:9
Dec 14 06:33:26.319 INFO [stderr]    |
Dec 14 06:33:26.319 INFO [stderr] 67 |     let first = months[0];
Dec 14 06:33:26.319 INFO [stderr]    |         ^^^^^ help: consider using `_first` instead
Dec 14 06:33:26.319 INFO [stderr] 
Dec 14 06:33:26.667 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
Dec 14 06:33:26.668 INFO [stderr] su: No module specific data is present
Dec 14 06:33:27.607 INFO running `"docker" "inspect" "b9e4c8a370fbf58ee8b13cc43d48062067947956e6801d29c38687b62aea0dd7"`
Dec 14 06:33:27.887 INFO running `"docker" "rm" "-f" "b9e4c8a370fbf58ee8b13cc43d48062067947956e6801d29c38687b62aea0dd7"`
Dec 14 06:33:28.334 INFO [stdout] b9e4c8a370fbf58ee8b13cc43d48062067947956e6801d29c38687b62aea0dd7
Dec 14 06:33:28.336 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-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 14 06:33:28.959 INFO [stdout] b7f34926946151a7d7e0553944d36a3a5a73b0322b7074ba71e34644047b8cf8
Dec 14 06:33:28.961 INFO running `"docker" "start" "-a" "b7f34926946151a7d7e0553944d36a3a5a73b0322b7074ba71e34644047b8cf8"`
Dec 14 06:33:30.287 INFO [stderr] usermod: no changes
Dec 14 06:33:30.376 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 14 06:33:30.376 INFO [stdout] 
Dec 14 06:33:30.376 INFO [stderr]      Running /target/debug/deps/variables-74bd32ec7a6aac8d
Dec 14 06:33:30.376 INFO [stdout] running 0 tests
Dec 14 06:33:30.376 INFO [stderr] su: No module specific data is present
Dec 14 06:33:30.376 INFO [stdout] 
Dec 14 06:33:30.376 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 06:33:30.376 INFO [stdout] 
Dec 14 06:33:31.411 INFO running `"docker" "inspect" "b7f34926946151a7d7e0553944d36a3a5a73b0322b7074ba71e34644047b8cf8"`
Dec 14 06:33:31.668 INFO running `"docker" "rm" "-f" "b7f34926946151a7d7e0553944d36a3a5a73b0322b7074ba71e34644047b8cf8"`
Dec 14 06:33:32.062 INFO [stdout] b7f34926946151a7d7e0553944d36a3a5a73b0322b7074ba71e34644047b8cf8