Dec 13 10:01:27.488 INFO testing mplanchard/combinations against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 10:01:27.488 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 13 10:01:27.787 INFO [stdout] 23f89b091f0a8d54bb14e07f3932df154d16cb23b1f6d337a0fefe1b75ee2b3d
Dec 13 10:01:27.787 INFO running `"docker" "start" "-a" "23f89b091f0a8d54bb14e07f3932df154d16cb23b1f6d337a0fefe1b75ee2b3d"`
Dec 13 10:01:28.360 INFO [stderr] usermod: no changes
Dec 13 10:01:28.389 INFO [stderr]    Compiling combinations v0.1.0 (/source)
Dec 13 10:01:28.803 INFO [stderr] warning: unused import: `std::slice`
Dec 13 10:01:28.803 INFO [stderr]  --> src/main.rs:6:5
Dec 13 10:01:28.803 INFO [stderr]   |
Dec 13 10:01:28.803 INFO [stderr] 6 | use std::slice;
Dec 13 10:01:28.803 INFO [stderr]   |     ^^^^^^^^^^
Dec 13 10:01:28.803 INFO [stderr]   |
Dec 13 10:01:28.803 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 10:01:28.803 INFO [stderr] 
Dec 13 10:01:28.915 INFO [stderr] warning: unused variable: `slice_one`
Dec 13 10:01:28.915 INFO [stderr]    --> src/main.rs:123:9
Dec 13 10:01:28.915 INFO [stderr]     |
Dec 13 10:01:28.915 INFO [stderr] 123 |     let slice_one: &[i32] = &[1, 2, 3, 4, 5];
Dec 13 10:01:28.915 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_one` instead
Dec 13 10:01:28.915 INFO [stderr]     |
Dec 13 10:01:28.915 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 10:01:28.915 INFO [stderr] 
Dec 13 10:01:28.915 INFO [stderr] warning: unused variable: `slice_two`
Dec 13 10:01:28.915 INFO [stderr]    --> src/main.rs:124:9
Dec 13 10:01:28.915 INFO [stderr]     |
Dec 13 10:01:28.915 INFO [stderr] 124 |     let slice_two: &[i32] = &[3, 4];
Dec 13 10:01:28.915 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_two` instead
Dec 13 10:01:28.915 INFO [stderr] 
Dec 13 10:01:28.963 INFO [stderr] warning: function is never used: `num_combinations`
Dec 13 10:01:28.963 INFO [stderr]   --> src/main.rs:19:1
Dec 13 10:01:28.963 INFO [stderr]    |
Dec 13 10:01:28.963 INFO [stderr] 19 | fn num_combinations(num_items: u64, take: u64) -> BigUint {
Dec 13 10:01:28.963 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 10:01:28.963 INFO [stderr] 
Dec 13 10:01:28.963 INFO [stderr] warning: function is never used: `print`
Dec 13 10:01:28.963 INFO [stderr]   --> src/main.rs:62:1
Dec 13 10:01:28.963 INFO [stderr]    |
Dec 13 10:01:28.963 INFO [stderr] 62 | fn print<T: Iterator + std::fmt::Debug>(thing: T) -> T{
Dec 13 10:01:28.963 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 10:01:28.963 INFO [stderr] 
Dec 13 10:01:29.735 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Dec 13 10:01:29.743 INFO [stderr] su: No module specific data is present
Dec 13 10:01:30.255 INFO running `"docker" "inspect" "23f89b091f0a8d54bb14e07f3932df154d16cb23b1f6d337a0fefe1b75ee2b3d"`
Dec 13 10:01:30.519 INFO running `"docker" "rm" "-f" "23f89b091f0a8d54bb14e07f3932df154d16cb23b1f6d337a0fefe1b75ee2b3d"`
Dec 13 10:01:30.799 INFO [stdout] 23f89b091f0a8d54bb14e07f3932df154d16cb23b1f6d337a0fefe1b75ee2b3d
Dec 13 10:01:30.807 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 13 10:01:31.317 INFO [stdout] 19b98475429eaef2c63d9afd2ac6e53e6649b13b573a8827fa14d96ed4a2464d
Dec 13 10:01:31.319 INFO running `"docker" "start" "-a" "19b98475429eaef2c63d9afd2ac6e53e6649b13b573a8827fa14d96ed4a2464d"`
Dec 13 10:01:33.311 INFO [stderr] usermod: no changes
Dec 13 10:01:33.440 INFO [stderr]    Compiling combinations v0.1.0 (/source)
Dec 13 10:01:33.919 INFO [stderr] warning: unused import: `std::slice`
Dec 13 10:01:33.919 INFO [stderr]  --> src/main.rs:6:5
Dec 13 10:01:33.920 INFO [stderr]   |
Dec 13 10:01:33.920 INFO [stderr] 6 | use std::slice;
Dec 13 10:01:33.920 INFO [stderr]   |     ^^^^^^^^^^
Dec 13 10:01:33.920 INFO [stderr]   |
Dec 13 10:01:33.921 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 10:01:33.921 INFO [stderr] 
Dec 13 10:01:34.019 INFO [stderr] warning: unused variable: `slice_one`
Dec 13 10:01:34.019 INFO [stderr]    --> src/main.rs:123:9
Dec 13 10:01:34.020 INFO [stderr]     |
Dec 13 10:01:34.020 INFO [stderr] 123 |     let slice_one: &[i32] = &[1, 2, 3, 4, 5];
Dec 13 10:01:34.020 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_one` instead
Dec 13 10:01:34.021 INFO [stderr]     |
Dec 13 10:01:34.021 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 10:01:34.021 INFO [stderr] 
Dec 13 10:01:34.021 INFO [stderr] warning: unused variable: `slice_two`
Dec 13 10:01:34.022 INFO [stderr]    --> src/main.rs:124:9
Dec 13 10:01:34.022 INFO [stderr]     |
Dec 13 10:01:34.022 INFO [stderr] 124 |     let slice_two: &[i32] = &[3, 4];
Dec 13 10:01:34.022 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_two` instead
Dec 13 10:01:34.022 INFO [stderr] 
Dec 13 10:01:34.039 INFO [stderr] warning: function is never used: `num_combinations`
Dec 13 10:01:34.040 INFO [stderr]   --> src/main.rs:19:1
Dec 13 10:01:34.040 INFO [stderr]    |
Dec 13 10:01:34.040 INFO [stderr] 19 | fn num_combinations(num_items: u64, take: u64) -> BigUint {
Dec 13 10:01:34.055 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 10:01:34.055 INFO [stderr] 
Dec 13 10:01:34.055 INFO [stderr] warning: function is never used: `print`
Dec 13 10:01:34.055 INFO [stderr]   --> src/main.rs:62:1
Dec 13 10:01:34.056 INFO [stderr]    |
Dec 13 10:01:34.056 INFO [stderr] 62 | fn print<T: Iterator + std::fmt::Debug>(thing: T) -> T{
Dec 13 10:01:34.056 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 10:01:34.056 INFO [stderr] 
Dec 13 10:01:34.693 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
Dec 13 10:01:34.703 INFO [stderr] su: No module specific data is present
Dec 13 10:01:36.309 INFO running `"docker" "inspect" "19b98475429eaef2c63d9afd2ac6e53e6649b13b573a8827fa14d96ed4a2464d"`
Dec 13 10:01:36.637 INFO running `"docker" "rm" "-f" "19b98475429eaef2c63d9afd2ac6e53e6649b13b573a8827fa14d96ed4a2464d"`
Dec 13 10:01:36.995 INFO [stdout] 19b98475429eaef2c63d9afd2ac6e53e6649b13b573a8827fa14d96ed4a2464d
Dec 13 10:01:37.003 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 13 10:01:37.498 INFO [stdout] 47eae32a8e628a67df4d751f3db211ce77985b88f829ca46d9a5ee128bf5810d
Dec 13 10:01:37.500 INFO running `"docker" "start" "-a" "47eae32a8e628a67df4d751f3db211ce77985b88f829ca46d9a5ee128bf5810d"`
Dec 13 10:01:39.564 INFO [stderr] usermod: no changes
Dec 13 10:01:39.643 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 13 10:01:39.659 INFO [stderr]      Running /target/debug/deps/combinations-b11cb0c8f07e138d
Dec 13 10:01:39.667 INFO [stdout] 
Dec 13 10:01:39.667 INFO [stdout] running 0 tests
Dec 13 10:01:39.667 INFO [stdout] 
Dec 13 10:01:39.667 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 10:01:39.667 INFO [stdout] 
Dec 13 10:01:39.671 INFO [stderr] su: No module specific data is present
Dec 13 10:01:40.311 INFO running `"docker" "inspect" "47eae32a8e628a67df4d751f3db211ce77985b88f829ca46d9a5ee128bf5810d"`
Dec 13 10:01:40.619 INFO running `"docker" "rm" "-f" "47eae32a8e628a67df4d751f3db211ce77985b88f829ca46d9a5ee128bf5810d"`
Dec 13 10:01:41.036 INFO [stdout] 47eae32a8e628a67df4d751f3db211ce77985b88f829ca46d9a5ee128bf5810d