Nov 29 21:57:47.644 INFO checking mplanchard/combinations against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 21:57:47.644 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 29 21:57:48.232 INFO [stdout] e3ec7d5560d7e0c6cd3b2268b2d8bfcfa8f5ce2bdfd73ec66c336e2cad984f49
Nov 29 21:57:48.240 INFO running `"docker" "start" "-a" "e3ec7d5560d7e0c6cd3b2268b2d8bfcfa8f5ce2bdfd73ec66c336e2cad984f49"`
Nov 29 21:57:49.768 INFO [stderr] usermod: no changes
Nov 29 21:57:49.888 INFO [stderr]    Compiling num-traits v0.2.6
Nov 29 21:57:49.888 INFO [stderr]    Compiling num-bigint v0.2.1
Nov 29 21:57:49.909 INFO [stderr]    Compiling num-complex v0.2.1
Nov 29 21:57:54.519 INFO [stderr]     Checking num-integer v0.1.39
Nov 29 21:57:55.800 INFO [stderr]     Checking num-iter v0.1.37
Nov 29 21:57:58.388 INFO [stderr]     Checking num-rational v0.2.1
Nov 29 21:57:59.414 INFO [stderr]     Checking num v0.2.0
Nov 29 21:57:59.740 INFO [stderr]     Checking combinations v0.1.0 (/source)
Nov 29 21:58:00.440 INFO [stderr] warning: unused import: `std::slice`
Nov 29 21:58:00.441 INFO [stderr]  --> src/main.rs:6:5
Nov 29 21:58:00.441 INFO [stderr]   |
Nov 29 21:58:00.441 INFO [stderr] 6 | use std::slice;
Nov 29 21:58:00.441 INFO [stderr]   |     ^^^^^^^^^^
Nov 29 21:58:00.442 INFO [stderr]   |
Nov 29 21:58:00.442 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 21:58:00.442 INFO [stderr] 
Nov 29 21:58:00.516 INFO [stderr] warning: unused import: `std::slice`
Nov 29 21:58:00.516 INFO [stderr]  --> src/main.rs:6:5
Nov 29 21:58:00.516 INFO [stderr]   |
Nov 29 21:58:00.516 INFO [stderr] 6 | use std::slice;
Nov 29 21:58:00.516 INFO [stderr]   |     ^^^^^^^^^^
Nov 29 21:58:00.516 INFO [stderr]   |
Nov 29 21:58:00.516 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 21:58:00.516 INFO [stderr] 
Nov 29 21:58:00.577 INFO [stderr] warning: unused variable: `slice_one`
Nov 29 21:58:00.577 INFO [stderr]    --> src/main.rs:123:9
Nov 29 21:58:00.578 INFO [stderr]     |
Nov 29 21:58:00.578 INFO [stderr] 123 |     let slice_one: &[i32] = &[1, 2, 3, 4, 5];
Nov 29 21:58:00.578 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_one` instead
Nov 29 21:58:00.578 INFO [stderr]     |
Nov 29 21:58:00.578 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 29 21:58:00.578 INFO [stderr] 
Nov 29 21:58:00.578 INFO [stderr] warning: unused variable: `slice_two`
Nov 29 21:58:00.578 INFO [stderr]    --> src/main.rs:124:9
Nov 29 21:58:00.578 INFO [stderr]     |
Nov 29 21:58:00.578 INFO [stderr] 124 |     let slice_two: &[i32] = &[3, 4];
Nov 29 21:58:00.578 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_two` instead
Nov 29 21:58:00.578 INFO [stderr] 
Nov 29 21:58:00.608 INFO [stderr] warning: function is never used: `num_combinations`
Nov 29 21:58:00.608 INFO [stderr]   --> src/main.rs:19:1
Nov 29 21:58:00.608 INFO [stderr]    |
Nov 29 21:58:00.608 INFO [stderr] 19 | fn num_combinations(num_items: u64, take: u64) -> BigUint {
Nov 29 21:58:00.608 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:58:00.608 INFO [stderr] 
Nov 29 21:58:00.608 INFO [stderr] warning: function is never used: `print`
Nov 29 21:58:00.608 INFO [stderr]   --> src/main.rs:62:1
Nov 29 21:58:00.608 INFO [stderr]    |
Nov 29 21:58:00.608 INFO [stderr] 62 | fn print<T: Iterator + std::fmt::Debug>(thing: T) -> T{
Nov 29 21:58:00.608 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:58:00.608 INFO [stderr] 
Nov 29 21:58:00.684 INFO [stderr] warning: unused variable: `slice_one`
Nov 29 21:58:00.684 INFO [stderr]    --> src/main.rs:123:9
Nov 29 21:58:00.684 INFO [stderr]     |
Nov 29 21:58:00.684 INFO [stderr] 123 |     let slice_one: &[i32] = &[1, 2, 3, 4, 5];
Nov 29 21:58:00.684 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_one` instead
Nov 29 21:58:00.684 INFO [stderr]     |
Nov 29 21:58:00.684 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 29 21:58:00.684 INFO [stderr] 
Nov 29 21:58:00.684 INFO [stderr] warning: unused variable: `slice_two`
Nov 29 21:58:00.684 INFO [stderr]    --> src/main.rs:124:9
Nov 29 21:58:00.684 INFO [stderr]     |
Nov 29 21:58:00.684 INFO [stderr] 124 |     let slice_two: &[i32] = &[3, 4];
Nov 29 21:58:00.684 INFO [stderr]     |         ^^^^^^^^^ help: consider using `_slice_two` instead
Nov 29 21:58:00.684 INFO [stderr] 
Nov 29 21:58:00.724 INFO [stderr] warning: function is never used: `num_combinations`
Nov 29 21:58:00.724 INFO [stderr]   --> src/main.rs:19:1
Nov 29 21:58:00.724 INFO [stderr]    |
Nov 29 21:58:00.724 INFO [stderr] 19 | fn num_combinations(num_items: u64, take: u64) -> BigUint {
Nov 29 21:58:00.724 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:58:00.724 INFO [stderr] 
Nov 29 21:58:00.724 INFO [stderr] warning: function is never used: `print`
Nov 29 21:58:00.724 INFO [stderr]   --> src/main.rs:62:1
Nov 29 21:58:00.724 INFO [stderr]    |
Nov 29 21:58:00.724 INFO [stderr] 62 | fn print<T: Iterator + std::fmt::Debug>(thing: T) -> T{
Nov 29 21:58:00.724 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 21:58:00.724 INFO [stderr] 
Nov 29 21:58:00.757 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.97s
Nov 29 21:58:00.760 INFO [stderr] su: No module specific data is present
Nov 29 21:58:02.344 INFO running `"docker" "inspect" "e3ec7d5560d7e0c6cd3b2268b2d8bfcfa8f5ce2bdfd73ec66c336e2cad984f49"`
Nov 29 21:58:02.738 INFO running `"docker" "rm" "-f" "e3ec7d5560d7e0c6cd3b2268b2d8bfcfa8f5ce2bdfd73ec66c336e2cad984f49"`
Nov 29 21:58:03.184 INFO [stdout] e3ec7d5560d7e0c6cd3b2268b2d8bfcfa8f5ce2bdfd73ec66c336e2cad984f49