Dec 14 06:33:20.017 INFO testing Ragnyll/rust_variables against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 06:33:20.017 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 06:33:20.507 INFO [stdout] 062fd0f4b48eeab0ec5600a8dda5fad0068ad67d838935c8a03f6973f1e65c1a
Dec 14 06:33:20.507 INFO running `"docker" "start" "-a" "062fd0f4b48eeab0ec5600a8dda5fad0068ad67d838935c8a03f6973f1e65c1a"`
Dec 14 06:33:22.111 INFO [stderr] usermod: no changes
Dec 14 06:33:22.160 INFO [stderr]    Compiling variables v0.1.0 (/source)
Dec 14 06:33:22.902 INFO [stderr] warning: unused variable: `difference`
Dec 14 06:33:22.903 INFO [stderr]   --> src/main.rs:41:9
Dec 14 06:33:22.903 INFO [stderr]    |
Dec 14 06:33:22.903 INFO [stderr] 41 |     let difference = 95.5 - 4.3;
Dec 14 06:33:22.903 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_difference` instead
Dec 14 06:33:22.903 INFO [stderr]    |
Dec 14 06:33:22.903 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 06:33:22.903 INFO [stderr] 
Dec 14 06:33:22.903 INFO [stderr] warning: unused variable: `product`
Dec 14 06:33:22.903 INFO [stderr]   --> src/main.rs:44:9
Dec 14 06:33:22.903 INFO [stderr]    |
Dec 14 06:33:22.903 INFO [stderr] 44 |     let product = 4 * 30;
Dec 14 06:33:22.903 INFO [stderr]    |         ^^^^^^^ help: consider using `_product` instead
Dec 14 06:33:22.903 INFO [stderr] 
Dec 14 06:33:22.903 INFO [stderr] warning: unused variable: `quotient`
Dec 14 06:33:22.903 INFO [stderr]   --> src/main.rs:47:9
Dec 14 06:33:22.903 INFO [stderr]    |
Dec 14 06:33:22.903 INFO [stderr] 47 |     let quotient = 56.7 / 32.2;
Dec 14 06:33:22.903 INFO [stderr]    |         ^^^^^^^^ help: consider using `_quotient` instead
Dec 14 06:33:22.903 INFO [stderr] 
Dec 14 06:33:22.903 INFO [stderr] warning: unused variable: `remainder`
Dec 14 06:33:22.903 INFO [stderr]   --> src/main.rs:50:9
Dec 14 06:33:22.903 INFO [stderr]    |
Dec 14 06:33:22.903 INFO [stderr] 50 |     let remainder = 43 % 5;
Dec 14 06:33:22.903 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_remainder` instead
Dec 14 06:33:22.903 INFO [stderr] 
Dec 14 06:33:22.903 INFO [stderr] warning: unused variable: `t`
Dec 14 06:33:22.903 INFO [stderr]   --> src/main.rs:53:9
Dec 14 06:33:22.903 INFO [stderr]    |
Dec 14 06:33:22.903 INFO [stderr] 53 |     let t = true; // without explicit type annotation
Dec 14 06:33:22.903 INFO [stderr]    |         ^ help: consider using `_t` instead
Dec 14 06:33:22.903 INFO [stderr] 
Dec 14 06:33:22.903 INFO [stderr] warning: unused variable: `f`
Dec 14 06:33:22.903 INFO [stderr]   --> src/main.rs:55:9
Dec 14 06:33:22.903 INFO [stderr]    |
Dec 14 06:33:22.903 INFO [stderr] 55 |     let f: bool = false; // with explicit type annotation
Dec 14 06:33:22.903 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 14 06:33:22.903 INFO [stderr] 
Dec 14 06:33:22.903 INFO [stderr] warning: unused variable: `x`
Dec 14 06:33:22.903 INFO [stderr]   --> src/main.rs:59:10
Dec 14 06:33:22.903 INFO [stderr]    |
Dec 14 06:33:22.903 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 14 06:33:22.903 INFO [stderr]    |          ^ help: consider using `_x` instead
Dec 14 06:33:22.903 INFO [stderr] 
Dec 14 06:33:22.903 INFO [stderr] warning: unused variable: `z`
Dec 14 06:33:22.903 INFO [stderr]   --> src/main.rs:59:16
Dec 14 06:33:22.903 INFO [stderr]    |
Dec 14 06:33:22.903 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 14 06:33:22.903 INFO [stderr]    |                ^ help: consider using `_z` instead
Dec 14 06:33:22.903 INFO [stderr] 
Dec 14 06:33:22.903 INFO [stderr] warning: unused variable: `first`
Dec 14 06:33:22.903 INFO [stderr]   --> src/main.rs:67:9
Dec 14 06:33:22.903 INFO [stderr]    |
Dec 14 06:33:22.903 INFO [stderr] 67 |     let first = months[0];
Dec 14 06:33:22.903 INFO [stderr]    |         ^^^^^ help: consider using `_first` instead
Dec 14 06:33:22.903 INFO [stderr] 
Dec 14 06:33:23.303 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Dec 14 06:33:23.303 INFO [stderr] su: No module specific data is present
Dec 14 06:33:23.960 INFO running `"docker" "inspect" "062fd0f4b48eeab0ec5600a8dda5fad0068ad67d838935c8a03f6973f1e65c1a"`
Dec 14 06:33:24.291 INFO running `"docker" "rm" "-f" "062fd0f4b48eeab0ec5600a8dda5fad0068ad67d838935c8a03f6973f1e65c1a"`
Dec 14 06:33:24.632 INFO [stdout] 062fd0f4b48eeab0ec5600a8dda5fad0068ad67d838935c8a03f6973f1e65c1a
Dec 14 06:33:24.639 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 06:33:24.992 INFO [stdout] 3b8885af5d8be8734c16dcdac3a9ed8a542e7246d0584069be2469cb144db0f2
Dec 14 06:33:24.994 INFO running `"docker" "start" "-a" "3b8885af5d8be8734c16dcdac3a9ed8a542e7246d0584069be2469cb144db0f2"`
Dec 14 06:33:26.755 INFO [stderr] usermod: no changes
Dec 14 06:33:26.832 INFO [stderr]    Compiling variables v0.1.0 (/source)
Dec 14 06:33:27.525 INFO [stderr] warning: unused variable: `difference`
Dec 14 06:33:27.525 INFO [stderr]   --> src/main.rs:41:9
Dec 14 06:33:27.525 INFO [stderr]    |
Dec 14 06:33:27.525 INFO [stderr] 41 |     let difference = 95.5 - 4.3;
Dec 14 06:33:27.525 INFO [stderr]    |         ^^^^^^^^^^ help: consider using `_difference` instead
Dec 14 06:33:27.525 INFO [stderr]    |
Dec 14 06:33:27.525 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 06:33:27.525 INFO [stderr] 
Dec 14 06:33:27.525 INFO [stderr] warning: unused variable: `product`
Dec 14 06:33:27.525 INFO [stderr]   --> src/main.rs:44:9
Dec 14 06:33:27.525 INFO [stderr]    |
Dec 14 06:33:27.525 INFO [stderr] 44 |     let product = 4 * 30;
Dec 14 06:33:27.525 INFO [stderr]    |         ^^^^^^^ help: consider using `_product` instead
Dec 14 06:33:27.525 INFO [stderr] 
Dec 14 06:33:27.525 INFO [stderr] warning: unused variable: `quotient`
Dec 14 06:33:27.525 INFO [stderr]   --> src/main.rs:47:9
Dec 14 06:33:27.525 INFO [stderr]    |
Dec 14 06:33:27.525 INFO [stderr] 47 |     let quotient = 56.7 / 32.2;
Dec 14 06:33:27.525 INFO [stderr]    |         ^^^^^^^^ help: consider using `_quotient` instead
Dec 14 06:33:27.525 INFO [stderr] 
Dec 14 06:33:27.525 INFO [stderr] warning: unused variable: `remainder`
Dec 14 06:33:27.525 INFO [stderr]   --> src/main.rs:50:9
Dec 14 06:33:27.525 INFO [stderr]    |
Dec 14 06:33:27.525 INFO [stderr] 50 |     let remainder = 43 % 5;
Dec 14 06:33:27.525 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_remainder` instead
Dec 14 06:33:27.525 INFO [stderr] 
Dec 14 06:33:27.525 INFO [stderr] warning: unused variable: `t`
Dec 14 06:33:27.525 INFO [stderr]   --> src/main.rs:53:9
Dec 14 06:33:27.525 INFO [stderr]    |
Dec 14 06:33:27.525 INFO [stderr] 53 |     let t = true; // without explicit type annotation
Dec 14 06:33:27.525 INFO [stderr]    |         ^ help: consider using `_t` instead
Dec 14 06:33:27.526 INFO [stderr] 
Dec 14 06:33:27.526 INFO [stderr] warning: unused variable: `f`
Dec 14 06:33:27.526 INFO [stderr]   --> src/main.rs:55:9
Dec 14 06:33:27.526 INFO [stderr]    |
Dec 14 06:33:27.526 INFO [stderr] 55 |     let f: bool = false; // with explicit type annotation
Dec 14 06:33:27.526 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 14 06:33:27.526 INFO [stderr] 
Dec 14 06:33:27.526 INFO [stderr] warning: unused variable: `x`
Dec 14 06:33:27.526 INFO [stderr]   --> src/main.rs:59:10
Dec 14 06:33:27.526 INFO [stderr]    |
Dec 14 06:33:27.526 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 14 06:33:27.526 INFO [stderr]    |          ^ help: consider using `_x` instead
Dec 14 06:33:27.526 INFO [stderr] 
Dec 14 06:33:27.526 INFO [stderr] warning: unused variable: `z`
Dec 14 06:33:27.526 INFO [stderr]   --> src/main.rs:59:16
Dec 14 06:33:27.526 INFO [stderr]    |
Dec 14 06:33:27.526 INFO [stderr] 59 |     let (x, y, z) = tup;
Dec 14 06:33:27.526 INFO [stderr]    |                ^ help: consider using `_z` instead
Dec 14 06:33:27.526 INFO [stderr] 
Dec 14 06:33:27.526 INFO [stderr] warning: unused variable: `first`
Dec 14 06:33:27.526 INFO [stderr]   --> src/main.rs:67:9
Dec 14 06:33:27.526 INFO [stderr]    |
Dec 14 06:33:27.526 INFO [stderr] 67 |     let first = months[0];
Dec 14 06:33:27.526 INFO [stderr]    |         ^^^^^ help: consider using `_first` instead
Dec 14 06:33:27.526 INFO [stderr] 
Dec 14 06:33:28.001 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
Dec 14 06:33:28.003 INFO [stderr] su: No module specific data is present
Dec 14 06:33:28.980 INFO running `"docker" "inspect" "3b8885af5d8be8734c16dcdac3a9ed8a542e7246d0584069be2469cb144db0f2"`
Dec 14 06:33:29.275 INFO running `"docker" "rm" "-f" "3b8885af5d8be8734c16dcdac3a9ed8a542e7246d0584069be2469cb144db0f2"`
Dec 14 06:33:29.566 INFO [stdout] 3b8885af5d8be8734c16dcdac3a9ed8a542e7246d0584069be2469cb144db0f2
Dec 14 06:33:29.573 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 06:33:30.048 INFO [stdout] f65b72b43c826eafa137093d9f1b32fb6385061d2051bbaae757a9ca6b9121d0
Dec 14 06:33:30.051 INFO running `"docker" "start" "-a" "f65b72b43c826eafa137093d9f1b32fb6385061d2051bbaae757a9ca6b9121d0"`
Dec 14 06:33:31.458 INFO [stderr] usermod: no changes
Dec 14 06:33:31.519 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 14 06:33:31.519 INFO [stdout] 
Dec 14 06:33:31.519 INFO [stderr]      Running /target/debug/deps/variables-3637a422481d54f7
Dec 14 06:33:31.519 INFO [stdout] running 0 tests
Dec 14 06:33:31.519 INFO [stdout] 
Dec 14 06:33:31.519 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 06:33:31.519 INFO [stdout] 
Dec 14 06:33:31.521 INFO [stderr] su: No module specific data is present
Dec 14 06:33:32.470 INFO running `"docker" "inspect" "f65b72b43c826eafa137093d9f1b32fb6385061d2051bbaae757a9ca6b9121d0"`
Dec 14 06:33:32.907 INFO running `"docker" "rm" "-f" "f65b72b43c826eafa137093d9f1b32fb6385061d2051bbaae757a9ca6b9121d0"`
Dec 14 06:33:33.279 INFO [stdout] f65b72b43c826eafa137093d9f1b32fb6385061d2051bbaae757a9ca6b9121d0